ref: 4e12c5ae4f50be84fa644e3939b26b9066bbc4b7
dir: /player.c/
#include "player.h" #include "zelda_rtl.h" #include "variables.h" #include "tile_detect.h" #include "ancilla.h" #include "sprite.h" #include "load_gfx.h" #include "hud.h" #include "overworld.h" #include "tagalong.h" #include "dungeon.h" #include "misc.h" #include "player_oam.h" #include "sprite_main.h" static const uint8 kSpinAttackDelays[] = { 1, 0, 0, 0, 0, 3, 0, 0, 1, 0, 3, 3, 3, 3, 4, 4, 1, 5 }; static const uint8 kFireBeamSounds[] = { 1, 2, 3, 4, 0, 9, 18, 27 }; static const int8 kTagalongArr1[] = { -1, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; static const int8 kTagalongArr2[] = { -1, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; static const uint8 kLinkSpinGraphicsByDir[] = { 10, 11, 10, 6, 7, 8, 9, 2, 3, 4, 5, 10, 0, 1, 0, 2, 3, 4, 5, 6, 7, 8, 9, 0, 12, 13, 12, 4, 5, 6, 7, 8, 9, 2, 3, 12, 14, 15, 14, 8, 9, 2, 3, 4, 5, 6, 7, 14 }; static const uint8 kLinkSpinDelays[] = { 1, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 5 }; static const uint8 kGrabWallDirs[] = { 4, 8, 1, 2 }; static const uint8 kGrabWall_AnimSteps[] = { 0, 1, 2, 3, 1, 2, 3 }; static const uint8 kGrabWall_AnimTimer[] = { 0, 5, 5, 12, 5, 5, 12 }; static const uint8 kCapeDepletionTimers[] = { 4, 8, 8 }; static const int8 kAvoidJudder1[] = { 0, 1, 2, 3, 4, 5, 6, 7, 7, 6, 5, 4, 3, 2, 1, 0, 7, 6, 5, 4, 3, 2, 1, 0, 0, 1, 2, 3, 4, 5, 6, 7 }; static const int8 kLink_DoMoveXCoord_Outdoors_Helper2_y[2] = { -8, 8 }; static const int8 kLink_DoMoveXCoord_Outdoors_Helper2_y2[2] = { -16, 16 }; static const uint8 kLink_DoMoveXCoord_Outdoors_Helper2_velz[8] = { 32, 32, 32, 40, 48, 56, 64, 72 }; static const uint8 kLink_DoMoveXCoord_Outdoors_Helper2_velx[8] = { 16, 28, 28, 28, 28, 28, 28, 28 }; static const uint8 kLink_Lift_tab[9] = { 0x54, 0x52, 0x50, 0xFF, 0x51, 0x53, 0x55, 0x56, 0x57 }; static const uint8 kLink_Move_Helper6_tab0[] = { 8, 8, 23, 23, 8, 23, 8, 23 }; static const uint8 kLink_Move_Helper6_tab1[] = { 0, 15, 0, 15, 0, 0, 15, 15 }; static const uint8 kLink_Move_Helper6_tab2[] = { 23, 23, 8, 8, 8, 23, 8, 23 }; static const uint8 kLink_Move_Helper6_tab3[] = { 0, 15, 0, 15, 15, 15, 0, 0 }; const uint8 kSwimmingTab1[4] = { 2, 0, 1, 0 }; const uint8 kSwimmingTab2[2] = { 32, 8 }; static PlayerHandlerFunc *const kPlayerHandlers[31] = { &LinkState_Default, &LinkState_Pits, &LinkState_Recoil, &LinkState_SpinAttack, &PlayerHandler_04_Swimming, &LinkState_OnIce, &LinkState_Recoil, &LinkState_Zapped, &LinkState_UsingEther, &LinkState_UsingBombos, &LinkState_UsingQuake, &LinkHop_HoppingSouthOW, &LinkState_HoppingHorizontallyOW, &LinkState_HoppingDiagonallyUpOW, &LinkState_HoppingDiagonallyDownOW, &LinkState_0F, &LinkState_0F, &LinkState_Dashing, &LinkState_ExitingDash, &LinkState_Hookshotting, &LinkState_CrossingWorlds, &PlayerHandler_15_HoldItem, &LinkState_Sleeping, &PlayerHandler_17_Bunny, &LinkState_HoldingBigRock, &LinkState_ReceivingEther, &LinkState_ReceivingBombos, &LinkState_ReadingDesertTablet, &LinkState_TemporaryBunny, &LinkState_TreePull, &LinkState_SpinAttack, }; // forwards static const uint8 kLinkItem_MagicCosts[] = { 16, 8, 4, 32, 16, 8, 8, 4, 2, 8, 4, 2, 8, 4, 2, 16, 8, 4, 4, 2, 2, 8, 4, 2, 16, 8, 4 }; static const uint8 kBombosAnimDelays[] = { 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 7, 1, 1, 1, 1, 1, 13 }; static const uint8 kBombosAnimStates[] = { 0, 1, 2, 3, 0, 1, 2, 3, 8, 9, 10, 11, 12, 10, 8, 13, 14, 15, 16, 17 }; static const uint8 kEtherAnimDelays[] = { 5, 5, 5, 5, 5, 5, 5, 5, 7, 7, 3, 3 }; static const uint8 kEtherAnimStates[] = { 0, 1, 2, 3, 0, 1, 2, 3, 4, 5, 6, 7 }; static const uint8 kQuakeAnimDelays[] = { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 19 }; static const uint8 kQuakeAnimStates[] = { 0, 1, 2, 3, 0, 1, 2, 3, 18, 19, 20, 22 }; static inline uint8 BitSum4(uint8 t); static inline uint8 BitSum4(uint8 t) { return (t & 1) + ((t >> 1) & 1) + ((t >> 2) & 1) + ((t >> 3) & 1); } void Dungeon_HandleLayerChange() { // 81ff05 link_is_on_lower_level_mirror = 1; if (kind_of_in_room_staircase == 0) BYTE(dungeon_room_index) += 16; if (kind_of_in_room_staircase != 2) link_is_on_lower_level = 1; about_to_jump_off_ledge = 0; SetAndSaveVisitedQuadrantFlags(); } void CacheCameraProperties() { // 81ff28 BG2HOFS_copy2_cached = BG2HOFS_copy2; BG2VOFS_copy2_cached = BG2VOFS_copy2; link_y_coord_cached = link_y_coord; link_x_coord_cached = link_x_coord; room_scroll_vars_y_vofs1_cached = room_bounds_y.a0; room_scroll_vars_y_vofs2_cached = room_bounds_y.a1; room_scroll_vars_x_vofs1_cached = room_bounds_x.a0; room_scroll_vars_x_vofs2_cached = room_bounds_x.a1; up_down_scroll_target_cached = up_down_scroll_target; up_down_scroll_target_end_cached = up_down_scroll_target_end; left_right_scroll_target_cached = left_right_scroll_target; left_right_scroll_target_end_cached = left_right_scroll_target_end; camera_y_coord_scroll_low_cached = camera_y_coord_scroll_low; camera_x_coord_scroll_low_cached = camera_x_coord_scroll_low; quadrant_fullsize_x_cached = quadrant_fullsize_x; quadrant_fullsize_y_cached = quadrant_fullsize_y; link_quadrant_x_cached = link_quadrant_x; link_quadrant_y_cached = link_quadrant_y; link_direction_facing_cached = link_direction_facing; link_is_on_lower_level_cached = link_is_on_lower_level; link_is_on_lower_level_mirror_cached = link_is_on_lower_level_mirror; is_standing_in_doorway_cahed = is_standing_in_doorway; dung_cur_floor_cached = dung_cur_floor; } void CheckAbilityToSwim() { // 81ffb6 if (!link_is_bunny_mirror && link_item_flippers) return; if (link_item_moon_pearl) link_is_bunny_mirror = 0; link_visibility_status = 0xc; submodule_index = player_is_indoors ? 20 : 42; } void Link_Main() { // 878000 // RunEmulatedFunc(0x878000, 0, 0, 0, true, true, -2, 0); // return; link_x_coord_prev = link_x_coord; link_y_coord_prev = link_y_coord; flag_unk1 = 0; if (!flag_is_link_immobilized) Link_ControlHandler(); HandleSomariaAndGraves(); } void Link_ControlHandler() { // 87807f if (link_give_damage) { if (link_cape_mode) { link_give_damage = 0; link_auxiliary_state = 0; link_incapacitated_timer = 0; } else { if (!link_disable_sprite_damage) { uint8 dmg = link_give_damage; link_give_damage = 0; if (ancilla_type[0] == 5 && player_handler_timer == 0 && link_delay_timer_spin_attack) { ancilla_type[0] = 0; flag_for_boomerang_in_place = 0; } if (countdown_for_blink == 0) countdown_for_blink = 58; Ancilla_Sfx2_Near(38); number_of_times_hurt_by_sprites++; uint8 new_dmg = link_health_current - dmg; if (new_dmg == 0 || new_dmg >= 0xa8) { mapbak_TM = TM_copy; mapbak_TS = TS_copy; saved_module_for_menu = main_module_index; main_module_index = 18; submodule_index = 1; countdown_for_blink = 0; link_hearts_filler = 0; new_dmg = 0; } link_health_current = new_dmg; } } } if (link_player_handler_state) Player_CheckHandleCapeStuff(); kPlayerHandlers[link_player_handler_state](); } void LinkState_Default() { // 878109 CacheCameraPropertiesIfOutdoors(); if (Link_HandleBunnyTransformation()) { if (link_player_handler_state == 23) PlayerHandler_17_Bunny(); return; } fallhole_var2 = 0; if (link_auxiliary_state) HandleLink_From1D(); else PlayerHandler_00_Ground_3(); } void HandleLink_From1D() { // 878130 link_item_in_hand = 0; link_position_mode = 0; link_debug_value_1 = 0; link_debug_value_2 = 0; link_var30d = 0; link_var30e = 0; some_animation_timer_steps = 0; bitfield_for_a_button = 0; button_mask_b_y &= ~0x40; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; bitmask_of_dragstate = 0; Link_ResetSwimmingState(); link_cant_change_direction &= ~1; link_z_coord &= 0xff; if (link_electrocute_on_touch != 0) { if (link_cape_mode) Link_ForceUnequipCape_quietly(); Link_ResetSwordAndItemUsage(); link_disable_sprite_damage = 1; player_handler_timer = 0; link_delay_timer_spin_attack = 2; link_animation_steps = 0; link_direction &= ~0xf; Ancilla_Sfx3_Near(43); link_player_handler_state = 7; LinkState_Zapped(); } else { link_moving_against_diag_tile = 0; link_player_handler_state = 2; LinkState_Recoil(); } } void PlayerHandler_00_Ground_3() { // 8781a0 link_z_coord = 0xffff; link_actual_vel_z = 0xff; link_recoilmode_timer = 0; if (!Link_HandleToss()) { Link_HandleAPress(); if ((link_state_bits | link_grabbing_wall) == 0 && link_unk_master_sword == 0 && link_player_handler_state != 17) { Link_HandleYItem(); if (sram_progress_indicator != 0) { Link_HandleSwordCooldown(); if (link_player_handler_state == 3) { link_x_vel = link_y_vel = 0; goto getout_dostuff; } } } } Link_HandleCape_passive_LiftCheck(); if (link_incapacitated_timer) { link_moving_against_diag_tile = 0; link_var30d = 0; link_var30e = 0; some_animation_timer_steps = 0; bitfield_for_a_button = 0; link_picking_throw_state = 0; link_state_bits = 0; link_grabbing_wall = 0; if (!(button_mask_b_y & 0x80)) link_cant_change_direction &= ~1; Link_HandleRecoilAndTimer(false); return; } if (link_unk_master_sword) { link_direction = 0; } else if (!link_is_transforming && (link_grabbing_wall & ~2) == 0 && (link_state_bits & 0x7f) == 0 && ((link_state_bits & 0x80) == 0 || (link_picking_throw_state & 1) == 0) && !link_item_in_hand && !link_position_mode && (button_b_frames >= 9 || (button_mask_b_y & 0x20) != 0 || (button_mask_b_y & 0x80) == 0)) { // if_4 if (link_flag_moving) { swimcoll_var9[0] = swimcoll_var9[1] = 0x180; Link_HandleSwimMovements(); return; } ResetAllAcceleration(); uint8 dir; if ((dir = (force_move_any_direction & 0xf)) == 0) { if (link_grabbing_wall & 2) goto endif_3; if ((dir = (joypad1H_last & 0xf)) == 0) { link_x_vel = 0; link_y_vel = 0; link_direction = 0; link_direction_last = 0; link_animation_steps = 0; bitmask_of_dragstate &= ~0xf; link_timer_push_get_tired = 32; link_timer_jump_ledge = 19; goto endif_3; } } link_direction = dir; if (dir != link_direction_last) { link_direction_last = dir; link_subpixel_x = link_subpixel_y = 0; link_moving_against_diag_tile = 0; bitmask_of_dragstate = 0; link_timer_push_get_tired = 32; link_timer_jump_ledge = 19; } } // endif_3 endif_3: Link_HandleDiagonalCollision(); Link_HandleVelocity(); Link_HandleCardinalCollision(); Link_HandleMovingAnimation_FullLongEntry(); if (link_unk_master_sword) link_y_vel = link_x_vel = 0; getout_dostuff: fallhole_var1 = 0; HandleIndoorCameraAndDoors(); } bool Link_HandleBunnyTransformation() { // 8782da if (!link_timer_tempbunny) return false; if (!link_need_for_poof_for_transform) { if (link_player_handler_state == kPlayerState_PermaBunny || link_player_handler_state == kPlayerState_TempBunny) { link_timer_tempbunny = 0; return false; } if (link_picking_throw_state & 2) link_state_bits = 0; uint8 bak = link_state_bits & 0x80; Link_ResetProperties_A(); link_state_bits = bak; for (int i = 4; i >= 0; i--) { if (ancilla_type[i] == 0x30 || ancilla_type[i] == 0x31) ancilla_type[i] = 0; } Link_CancelDash(); AncillaAdd_CapePoof(0x23, 4); Ancilla_Sfx2_Near(0x14); link_bunny_transform_timer = 20; link_disable_sprite_damage = 1; link_need_for_poof_for_transform = 1; link_visibility_status = 12; } if (sign8(--link_bunny_transform_timer)) { link_player_handler_state = kPlayerState_TempBunny; link_is_bunny_mirror = 1; link_is_bunny = 1; LoadGearPalettes_bunny(); link_visibility_status = 0; link_disable_sprite_damage = 0; link_need_for_poof_for_transform = 0; } return true; } void LinkState_TemporaryBunny() { // 878365 if (!link_timer_tempbunny) { AncillaAdd_CapePoof(0x23, 4); Ancilla_Sfx2_Near(0x15); link_bunny_transform_timer = 32; link_player_handler_state = 0; Link_ResetProperties_C(); link_need_for_poof_for_transform = 0; link_is_bunny = 0; link_is_bunny_mirror = 0; LoadActualGearPalettes(); link_need_for_poof_for_transform = 0; LinkState_Default(); } else { link_timer_tempbunny--; PlayerHandler_17_Bunny(); } } void PlayerHandler_17_Bunny() { // 8783a1 CacheCameraPropertiesIfOutdoors(); fallhole_var2 = 0; if (!link_is_in_deep_water) { if (link_auxiliary_state == 0) { Link_TempBunny_Func2(); return; } if (link_item_moon_pearl) link_is_bunny_mirror = 0; } LinkState_Bunny_recache(); } void LinkState_Bunny_recache() { // 8783c7 link_need_for_poof_for_transform = 0; link_timer_tempbunny = 0; if (link_item_moon_pearl) { link_is_bunny = 0; link_auxiliary_state = 0; } link_animation_steps = 0; link_is_transforming = 0; link_cant_change_direction = 0; Link_ResetSwimmingState(); link_player_handler_state = kPlayerState_RecoilWall; if (link_item_moon_pearl) { link_player_handler_state = kPlayerState_Ground; LoadActualGearPalettes(); } } void Link_TempBunny_Func2() { // 8783fa if (link_incapacitated_timer != 0) { Link_HandleRecoilAndTimer(false); return; } link_z_coord = 0xffff; link_actual_vel_z = 0xff; link_recoilmode_timer = 0; if (link_flag_moving) { swimcoll_var9[0] = swimcoll_var9[1] = 0x180; Link_HandleSwimMovements(); return; } ResetAllAcceleration(); Link_HandleYItem(); uint8 dir; if (!(dir = force_move_any_direction & 0xf) && !(dir = joypad1H_last & 0xf)) { link_x_vel = link_y_vel = 0; link_direction = link_direction_last = 0; link_animation_steps = 0; bitmask_of_dragstate &= ~9; link_timer_push_get_tired = 32; link_timer_jump_ledge = 19; } else { link_direction = dir; if (dir != link_direction_last) { link_direction_last = dir; link_subpixel_x = 0; link_subpixel_y = 0; link_moving_against_diag_tile = 0; bitmask_of_dragstate = 0; link_timer_push_get_tired = 32; link_timer_jump_ledge = 19; } } Link_HandleDiagonalCollision(); Link_HandleVelocity(); Link_HandleCardinalCollision(); Link_HandleMovingAnimation_FullLongEntry(); fallhole_var1 = 0; HandleIndoorCameraAndDoors(); } void LinkState_HoldingBigRock() { // 878481 if (link_auxiliary_state) { link_item_in_hand = 0; link_position_mode = 0; link_debug_value_1 = 0; link_debug_value_2 = 0; link_var30d = 0; link_var30e = 0; some_animation_timer_steps = 0; bitfield_for_a_button = 0; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; bitmask_of_dragstate = 0; link_cant_change_direction &= ~1; link_z_coord &= ~0xff; if (link_electrocute_on_touch) { Link_ResetSwordAndItemUsage(); link_disable_sprite_damage = 1; player_handler_timer = 0; link_delay_timer_spin_attack = 2; link_animation_steps = 0; link_direction &= ~0xf; Ancilla_Sfx3_Near(43); link_player_handler_state = kPlayerState_Electrocution; LinkState_Zapped(); } else { link_player_handler_state = kPlayerState_RecoilWall; LinkState_Recoil(); } return; } link_z_coord = 0xffff; link_actual_vel_z = 0xff; link_recoilmode_timer = 0; if (link_incapacitated_timer) { link_var30d = 0; link_var30e = 0; some_animation_timer_steps = 0; bitfield_for_a_button = 0; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; if (!(button_mask_b_y & 0x80)) link_cant_change_direction &= ~1; Link_HandleRecoilAndTimer(false); return; } Link_HandleAPress(); if (!(joypad1H_last & 0xf)) { link_y_vel = 0; link_x_vel = 0; link_direction = 0; link_direction_last = 0; link_animation_steps = 0; bitmask_of_dragstate &= ~9; link_timer_push_get_tired = 32; link_timer_jump_ledge = 19; } else { link_direction = joypad1H_last & 0xf; if (link_direction != link_direction_last) { link_direction_last = link_direction; link_subpixel_x = 0; link_subpixel_y = 0; link_moving_against_diag_tile = 0; bitmask_of_dragstate = 0; link_timer_push_get_tired = 32; link_timer_jump_ledge = 19; } } Link_HandleMovingAnimation_FullLongEntry(); fallhole_var1 = 0; HandleIndoorCameraAndDoors(); } void EtherTablet_StartCutscene() { // 87855a button_b_frames = 0xc0; link_delay_timer_spin_attack = 0; link_player_handler_state = kPlayerState_ReceivingEther; link_disable_sprite_damage = 1; flag_block_link_menu = 1; } void LinkState_ReceivingEther() { // 878570 link_auxiliary_state = 0; link_incapacitated_timer = 0; link_give_damage = 0; int i = --WORD(button_b_frames); if (sign16(i)) { button_b_frames = 0; link_delay_timer_spin_attack = 0; } else if (i == 0xbf) { link_force_hold_sword_up = 1; } else if (i == 160) { uint16 x = link_x_coord, y = link_y_coord; link_x_coord = 0x6b0; link_y_coord = 0x37; AncillaAdd_EtherSpell(0x18, 0); link_x_coord = x, link_y_coord = y; } else if (i == 0) { AncillaAdd_FallingPrize(0x29, 0, 4); flag_is_link_immobilized = 1; flag_block_link_menu = 0; } } void BombosTablet_StartCutscene() { // 8785e5 button_b_frames = 0xe0; link_delay_timer_spin_attack = 0; link_player_handler_state = kPlayerState_ReceivingBombos; link_disable_sprite_damage = 1; flag_custom_spell_anim_active = 1; } void LinkState_ReceivingBombos() { // 8785fb link_auxiliary_state = 0; link_incapacitated_timer = 0; link_give_damage = 0; int i = --WORD(button_b_frames); if (sign16(i)) { button_b_frames = 0; link_delay_timer_spin_attack = 0; } else if (i == 223) { link_force_hold_sword_up = 1; } else if (i == 160) { uint16 x = link_x_coord, y = link_y_coord; link_x_coord = 0x378; link_y_coord = 0xeb0; AncillaAdd_BombosSpell(0x19, 0); link_x_coord = x, link_y_coord = y; } else if (i == 0) { AncillaAdd_FallingPrize(0x29, 5, 4); flag_is_link_immobilized = 1; } } void LinkState_ReadingDesertTablet() { // 87867b if (!--button_b_frames) { link_player_handler_state = kPlayerState_Ground; Link_PerformDesertPrayer(); } } void HandleSomariaAndGraves() { // 878689 if (!player_is_indoors && link_something_with_hookshot) { int i = 4; do { if (ancilla_type[i] == 0x24) Gravestone_Move(i); } while (--i >= 0); } int i = 4; do { if (ancilla_type[i] == 0x2C) { SomariaBlock_HandlePlayerInteraction(i); return; } } while (--i >= 0); } void LinkState_Recoil() { // 8786b5 link_y_coord_safe_return_lo = link_y_coord; link_y_coord_safe_return_hi = link_y_coord >> 8; link_x_coord_safe_return_lo = link_x_coord; link_x_coord_safe_return_hi = link_x_coord >> 8; Link_HandleChangeInZVelocity(); link_cant_change_direction = 0; draw_water_ripples_or_grass = 0; if (!sign8(link_z_coord) || !sign8(link_actual_vel_z)) { Link_HandleRecoilAndTimer(false); return; } TileDetect_MainHandler(5); if (tiledetect_deepwater & 1) { link_player_handler_state = kPlayerState_Swimming; Link_SetToDeepWater(); Link_ResetSwordAndItemUsage(); AncillaAdd_Splash(21, 0); Link_HandleRecoilAndTimer(true); } else { if (++link_recoilmode_timer != 4) { uint8 t = link_actual_vel_z_copy, s = link_recoilmode_timer; do { t >>= 1; } while (!--s); // wtf? link_actual_vel_z = t; if (t == 0) link_recoilmode_timer = 3; } else { link_recoilmode_timer = 3; } Link_HandleRecoilAndTimer(false); } } void Link_HandleRecoilAndTimer(bool jump_into_middle) { // 878711 if (jump_into_middle) goto lbl_jump_into_middle; link_x_page_movement_delta = 0; link_y_page_movement_delta = 0; link_num_orthogonal_directions = 0; Link_HandleRecoiling(); // not if (--link_incapacitated_timer == 0) { link_incapacitated_timer = 1; int8 z; z = link_z_coord & 0xfe; if (z <= 0 && (int8)link_actual_vel_z < 0) { if (link_auxiliary_state != 0) { link_disable_sprite_damage = 0; scratch_0 = link_player_handler_state; if (link_player_handler_state != 6) { button_b_frames = 0; button_mask_b_y = 0; link_delay_timer_spin_attack = 0; link_spin_attack_step_counter = 0; } Link_SplashUponLanding(); if (!link_is_bunny_mirror || !link_is_in_deep_water) { if (link_want_make_noise_when_dashed) { link_want_make_noise_when_dashed = 0; Ancilla_Sfx2_Near(33); } else if (scratch_0 != 2 && link_player_handler_state != 4) { Ancilla_Sfx2_Near(33); } if (link_player_handler_state == 4) { Link_ForceUnequipCape_quietly(); if (player_is_indoors && scratch_0 != 2 && link_item_flippers) { link_is_on_lower_level = 1; } AncillaAdd_Splash(21, 0); } TileDetect_MainHandler(0); if (tiledetect_thick_grass & 1) Ancilla_Sfx2_Near(26); if (tiledetect_shallow_water & 1 && sound_effect_1 != 36) Ancilla_Sfx2_Near(28); if (tiledetect_deepwater & 1) { link_player_handler_state = kPlayerState_Swimming; Link_SetToDeepWater(); Link_ResetSwordAndItemUsage(); AncillaAdd_Splash(21, 0); } // OMG something jumps to here... lbl_jump_into_middle: if (link_is_on_lower_level == 2) link_is_on_lower_level = 0; if (about_to_jump_off_ledge) Dungeon_HandleLayerChange(); } link_z_coord = 0; link_auxiliary_state = 0; link_speed_setting = 0; link_cant_change_direction = 0; link_item_in_hand = 0; link_position_mode = 0; player_handler_timer = 0; link_disable_sprite_damage = 0; link_electrocute_on_touch = 0; link_actual_vel_x = 0; link_actual_vel_y = 0; } link_animation_steps = 0; link_incapacitated_timer = 0; } } if (link_player_handler_state != 5 && link_incapacitated_timer >= 33) { if (!sign8(--byte_7E02C5)) goto timer_running; byte_7E02C5 = link_incapacitated_timer >> 4; } Flag67WithDirections(); if (link_player_handler_state != 6) { Link_HandleDiagonalCollision(); // not if ((link_direction & 3) == 0) link_actual_vel_x = 0; if ((link_direction & 0xc) == 0) link_actual_vel_y = 0; } LinkHop_FindArbitraryLandingSpot(); // not timer_running: if (link_player_handler_state != 6) { Link_HandleCardinalCollision(); // not fallhole_var1 = 0; } HandleIndoorCameraAndDoors(); if (BYTE(link_z_coord) == 0 || BYTE(link_z_coord) >= 0xe0) { Player_TileDetectNearby(); if ((tiledetect_pit_tile & 0xf) == 0xf) { link_player_handler_state = 1; link_speed_setting = 4; } } HIBYTE(link_z_coord) = 0; } void LinkState_OnIce() { // 878872 assert(0); } void Link_HandleChangeInZVelocity() { // 878926 Player_ChangeZ(link_player_handler_state == kPlayerState_TurtleRock ? 1 : 2); } void Player_ChangeZ(uint8 zd) { // 878932 if (sign8(link_actual_vel_z)) { if (!(uint8)link_z_coord) return; if (sign8(link_z_coord)) { link_z_coord = 0xffff; link_actual_vel_z = 0xff; return; } } link_actual_vel_z -= zd; } void LinkHop_HoppingSouthOW() { // 87894e link_last_direction_moved_towards = 1; link_cant_change_direction = 0; link_actual_vel_x = 0; link_actual_vel_y = 0; draw_water_ripples_or_grass = 0; if (!link_incapacitated_timer && !link_actual_vel_z_mirror) { Ancilla_Sfx2_Near(32); LinkHop_FindTileToLandOnSouth(); if (!player_is_indoors) link_is_on_lower_level = 2; } link_actual_vel_z = link_actual_vel_z_mirror; link_actual_vel_z_copy = link_actual_vel_z_copy_mirror; link_z_coord = link_z_coord_mirror; link_actual_vel_z -= 2; LinkHop_FindArbitraryLandingSpot(); if (sign8(link_actual_vel_z)) { if (link_actual_vel_z < 0xa0) link_actual_vel_z = 0xa0; if (link_z_coord >= 0xfff0) { link_z_coord = 0; Link_SplashUponLanding(); if (player_near_pit_state) link_player_handler_state = kPlayerState_FallingIntoHole; if (link_player_handler_state != kPlayerState_Swimming && link_player_handler_state != kPlayerState_FallingIntoHole && !link_is_in_deep_water) Ancilla_Sfx2_Near(33); link_disable_sprite_damage = 0; allow_scroll_z = 0; link_auxiliary_state = 0; link_actual_vel_z = 0xff; link_z_coord = 0xffff; link_incapacitated_timer = 0; if (!player_is_indoors) link_is_on_lower_level = 0; } else { link_y_vel = link_z_coord_mirror - link_z_coord; } } else { link_y_vel = link_z_coord_mirror - link_z_coord; } link_actual_vel_z_mirror = link_actual_vel_z; link_actual_vel_z_copy_mirror = link_actual_vel_z_copy; link_z_coord_mirror = link_z_coord; } void LinkState_HandlingJump() { // 878a05 link_actual_vel_z = link_actual_vel_z_mirror; link_actual_vel_z_copy = link_actual_vel_z_copy_mirror; BYTE(link_z_coord) = link_z_coord_mirror; link_actual_vel_z -= 2; LinkHop_FindArbitraryLandingSpot(); if (sign8(link_actual_vel_z)) { if (link_actual_vel_z < 0xa0) link_actual_vel_z = 0xa0; if ((uint8)link_z_coord >= 0xf0) { link_z_coord = 0; if (link_player_handler_state == kPlayerState_FallOfLeftRightLedge || link_player_handler_state == kPlayerState_JumpOffLedgeDiag) { TileDetect_MainHandler(0); if (tiledetect_deepwater & 1) { link_player_handler_state = kPlayerState_Swimming; Link_SetToDeepWater(); Link_ResetSwordAndItemUsage(); AncillaAdd_Splash(21, 0); } else if (tiledetect_pit_tile & 1) { byte_7E005C = 9; link_this_controls_sprite_oam = 0; player_near_pit_state = 1; link_player_handler_state = kPlayerState_FallingIntoHole; goto after_pit; } } Link_SplashUponLanding(); if (link_player_handler_state != kPlayerState_Swimming && !link_is_in_deep_water) Ancilla_Sfx2_Near(33); after_pit: if (link_player_handler_state != kPlayerState_Swimming || !link_is_bunny_mirror) link_disable_sprite_damage = 0; allow_scroll_z = 0; link_auxiliary_state = 0; link_actual_vel_z = 0xff; link_z_coord = 0xffff; link_incapacitated_timer = 0; if (!player_is_indoors) link_is_on_lower_level = 0; } else { link_y_vel = link_z_coord_mirror - link_z_coord; } } else { link_y_vel = link_z_coord_mirror - link_z_coord; } link_actual_vel_z_mirror = link_actual_vel_z; link_actual_vel_z_copy_mirror = link_actual_vel_z_copy; BYTE(link_z_coord_mirror) = link_z_coord; } void LinkHop_FindTileToLandOnSouth() { // 878ad1 link_y_coord_original = link_y_coord; link_y_vel = link_y_coord - link_y_coord_safe_return_lo; for (;;) { link_y_coord += kLink_DoMoveXCoord_Outdoors_Helper2_y[link_last_direction_moved_towards]; TileDetect_Movement_Y(link_last_direction_moved_towards); uint8 k = tiledetect_normal_tiles | tiledetect_pit_tile | tiledetect_destruction_aftermath | tiledetect_thick_grass | tiledetect_deepwater; if ((k & 7) == 7) break; } if (tiledetect_deepwater & 7) { link_is_in_deep_water = 1; if (link_auxiliary_state != 4) link_auxiliary_state = 2; link_some_direction_bits = link_direction_last; Link_ResetSwimmingState(); link_grabbing_wall = 0; link_speed_setting = 0; } if (tiledetect_pit_tile & 7) { byte_7E005C = 9; link_this_controls_sprite_oam = 0; player_near_pit_state = 1; } link_y_coord += kLink_DoMoveXCoord_Outdoors_Helper2_y2[link_last_direction_moved_towards]; link_y_coord_safe_return_lo = link_y_coord; link_y_coord_safe_return_hi = link_y_coord >> 8; link_incapacitated_timer = 1; uint8 z = link_z_coord; if (z >= 0xf0) z = 0; link_z_coord = link_z_coord_mirror = link_y_coord - link_y_coord_original + z; } // used on right ledges void LinkState_HoppingHorizontallyOW() { // 878b74 link_direction = sign8(link_actual_vel_x) ? 6 : 5; link_cant_change_direction = 0; link_actual_vel_y = 0; draw_water_ripples_or_grass = 0; LinkState_HandlingJump(); } void Link_HoppingHorizontally_FindTile_Y() { // 878b9b link_y_coord_original = link_y_coord; link_y_vel = link_y_coord - link_y_coord_safe_return_lo; link_y_coord += kLink_DoMoveXCoord_Outdoors_Helper2_y[link_last_direction_moved_towards]; TileDetect_Movement_Y(link_last_direction_moved_towards); uint8 tt = tiledetect_normal_tiles | tiledetect_destruction_aftermath | tiledetect_thick_grass | tiledetect_deepwater; if ((tt & 7) != 7) { link_y_coord = link_y_coord_original; link_incapacitated_timer = 1; int8 velx = link_actual_vel_x, org_velx = velx; if (velx < 0) velx = -velx; velx >>= 4; link_actual_vel_z_mirror = link_actual_vel_z_copy_mirror = kLink_DoMoveXCoord_Outdoors_Helper2_velz[velx]; uint8 xt = kLink_DoMoveXCoord_Outdoors_Helper2_velx[velx]; if (org_velx < 0) xt = -xt; link_actual_vel_x = xt; } else { // else_1 link_y_coord += kLink_DoMoveXCoord_Outdoors_Helper2_y2[link_last_direction_moved_towards]; link_y_coord_safe_return_lo = link_y_coord; link_y_coord_safe_return_hi = link_y_coord >> 8; link_incapacitated_timer = 1; uint8 z = link_z_coord; if (z == 255) z = 0; link_z_coord_mirror = link_z_coord = link_y_coord - link_y_coord_original + z; } // endif_1 if (tiledetect_deepwater & 7) { link_auxiliary_state = 2; Link_SetToDeepWater(); } } void Link_SetToDeepWater() { // 878c44 link_is_in_deep_water = 1; link_some_direction_bits = link_direction_last; Link_ResetSwimmingState(); link_grabbing_wall = 0; link_speed_setting = 0; } void LinkState_0F() { // 878c69 assert(0); } uint8 Link_HoppingHorizontally_FindTile_X(uint8 o) { // 878d2b assert(o == 0 || o == 2); link_y_coord_original = link_x_coord; int i = 7; static const int8 kLink_DoMoveXCoord_Outdoors_Helper1_tab1[2] = { -8, 8 }; static const int8 kLink_DoMoveXCoord_Outdoors_Helper1_tab2[2] = { -32, 32 }; static const int8 kLink_DoMoveXCoord_Outdoors_Helper1_tab3[2] = { -16, 16 }; static const uint8 kLink_DoMoveXCoord_Outdoors_Helper1_velx[24] = { 20, 20, 20, 24, 24, 24, 24, 28, 28, 36, 36, 36, 36, 36, 36, 38, 38, 38, 38, 38, 38, 38, 40, 40 }; static const uint8 kLink_DoMoveXCoord_Outdoors_Helper1_velz[24] = { 20, 20, 20, 20, 20, 20, 20, 24, 24, 32, 32, 32, 36, 36, 36, 38, 38, 38, 38, 38, 38, 38, 40, 40 }; do { link_x_coord += kLink_DoMoveXCoord_Outdoors_Helper1_tab1[o >> 1]; TileDetect_Movement_X(link_last_direction_moved_towards); uint8 tt = tiledetect_normal_tiles | tiledetect_destruction_aftermath | tiledetect_thick_grass | tiledetect_deepwater | tiledetect_pit_tile; if ((tt & 7) == 7) { if ((tiledetect_deepwater & 7) == 7) { link_is_in_deep_water = 1; link_auxiliary_state = 2; link_some_direction_bits = link_direction_last; swimming_countdown = 0; link_speed_setting = 0; link_grabbing_wall = 0; ResetAllAcceleration(); } goto finish; } } while (--i >= 0); link_x_coord = link_y_coord_original + kLink_DoMoveXCoord_Outdoors_Helper1_tab2[o >> 1]; finish: link_x_coord += kLink_DoMoveXCoord_Outdoors_Helper1_tab3[o >> 1]; int16 xt = link_y_coord_original - link_x_coord; if (xt < 0) xt = -xt; xt >>= 3; uint8 velx = kLink_DoMoveXCoord_Outdoors_Helper1_velx[xt]; if (o != 2) velx = -velx; link_actual_vel_x = velx; link_actual_vel_z_mirror = link_actual_vel_z_copy_mirror = kLink_DoMoveXCoord_Outdoors_Helper1_velz[xt]; return i; } // used on diag ledges void LinkState_HoppingDiagonallyUpOW() { // 878dc6 draw_water_ripples_or_grass = 0; Player_ChangeZ(2); LinkHop_FindArbitraryLandingSpot(); if (sign8(link_z_coord)) { Link_SplashUponLanding(); if (link_player_handler_state != kPlayerState_Swimming && !link_is_in_deep_water) Ancilla_Sfx2_Near(33); link_disable_sprite_damage = 0; link_auxiliary_state = 0; link_actual_vel_z = 0xff; link_z_coord = 0xffff; link_incapacitated_timer = 0; link_cant_change_direction = 0; } } void LinkState_HoppingDiagonallyDownOW() { // 878e15 uint8 dir = sign8(link_actual_vel_x) ? 2 : 3; link_last_direction_moved_towards = dir; link_cant_change_direction = 0; link_actual_vel_y = 0; draw_water_ripples_or_grass = 0; if (!link_incapacitated_timer && !link_actual_vel_z_mirror) { link_last_direction_moved_towards = 1; uint16 old_x = link_x_coord; Ancilla_Sfx2_Near(32); LinkHop_FindLandingSpotDiagonallyDown(); link_x_coord = old_x; static const uint8 kLedgeVelX[] = { 4, 4, 4, 10, 10, 10, 11, 18, 18, 18, 20, 20, 20, 20, 22, 22, 26, 26, 26, 26, 28, 28, 28, 28 }; int8 velx = kLedgeVelX[(uint16)(link_y_coord - link_y_coord_original) >> 3]; link_actual_vel_x = (dir != 2) ? velx : -velx; if (!player_is_indoors) link_is_on_lower_level = 2; } LinkState_HandlingJump(); } void LinkHop_FindLandingSpotDiagonallyDown() { // 878e7b static const int8 kLink_Ledge_Func1_dx[2] = { -8, 8 }; static const int8 kLink_Ledge_Func1_dy[2] = { -9, 9 }; static const uint8 kLink_Ledge_Func1_bits[2] = { 6, 3 }; static const int8 kLink_Ledge_Func1_dy2[2] = { -24, 24 }; link_y_coord_original = link_y_coord; link_y_vel = link_y_coord - link_y_coord_safe_return_lo; uint8 scratch; for (;;) { int o = sign8(link_actual_vel_x) ? 0 : 1; link_x_coord += kLink_Ledge_Func1_dx[o]; link_y_coord += kLink_Ledge_Func1_dy[link_last_direction_moved_towards]; TileDetect_Movement_Y(link_last_direction_moved_towards); scratch = kLink_Ledge_Func1_bits[o]; uint8 k = tiledetect_normal_tiles | tiledetect_destruction_aftermath | tiledetect_thick_grass | tiledetect_deepwater; if ((k & scratch) == scratch) break; } if (tiledetect_deepwater & scratch) { link_is_in_deep_water = 1; link_auxiliary_state = 2; link_some_direction_bits = link_direction_last; Link_ResetSwimmingState(); link_speed_setting = 0; link_grabbing_wall = 0; } link_y_coord += kLink_Ledge_Func1_dy2[link_last_direction_moved_towards]; link_y_coord_safe_return_lo = link_y_coord; link_y_coord_safe_return_hi = link_y_coord >> 8; link_incapacitated_timer = 1; link_z_coord_mirror = link_y_coord - link_y_coord_original + (uint8)link_z_coord; link_z_coord = link_z_coord_mirror; } void Link_SplashUponLanding() { // 878f1d if (link_is_bunny_mirror) { if (link_is_in_deep_water) { AncillaAdd_Splash(21, 0); LinkState_Bunny_recache(); return; } link_player_handler_state = (link_item_moon_pearl) ? kPlayerState_TempBunny : kPlayerState_PermaBunny; } else if (link_is_in_deep_water) { if (link_player_handler_state != kPlayerState_RecoilOther) AncillaAdd_Splash(21, 0); Link_ForceUnequipCape_quietly(); link_player_handler_state = kPlayerState_Swimming; } else { link_player_handler_state = kPlayerState_Ground; } } void LinkState_Dashing() { // 878f86 CacheCameraPropertiesIfOutdoors(); if (Link_HandleBunnyTransformation()) { if (link_player_handler_state == 23) PlayerHandler_17_Bunny(); return; } if (!link_is_running) { link_disable_sprite_damage = 0; link_countdown_for_dash = 0; link_speed_setting = 0; link_player_handler_state = kPlayerState_Ground; link_cant_change_direction = 0; return; } if (button_mask_b_y & 0x80) { if (button_b_frames >= 9) button_b_frames = 9; } fallhole_var2 = 0; if (link_auxiliary_state) { link_disable_sprite_damage = 0; link_countdown_for_dash = 0; link_speed_setting = 0; link_cant_change_direction = 0; link_is_running = 0; bitmask_of_dragstate = 0; if (link_electrocute_on_touch) { if (link_cape_mode) Link_ForceUnequipCape_quietly(); Link_ResetSwordAndItemUsage(); link_disable_sprite_damage = 1; player_handler_timer = 0; link_delay_timer_spin_attack = 2; link_animation_steps = 0; link_direction &= ~0xf; Ancilla_Sfx3_Near(43); link_player_handler_state = kPlayerState_Electrocution; LinkState_Zapped(); } else { link_player_handler_state = kPlayerState_RecoilWall; LinkState_Recoil(); } return; } static const uint8 kDashTab1[] = { 7, 15, 15 }; static const uint8 kDashTab2[] = { 8, 4, 2, 1 }; uint8 a = link_countdown_for_dash; if (a == 0) a = index_of_dashing_sfx--; if (!(kDashTab1[link_countdown_for_dash >> 4] & a)) Ancilla_Sfx2_Near(35); if (sign8(--link_countdown_for_dash)) { link_countdown_for_dash = 0; if (savegame_tagalong == kTagalongArr1[savegame_tagalong]) savegame_tagalong = kTagalongArr2[savegame_tagalong]; } else { index_of_dashing_sfx = 0; if (!(joypad1L_last & 0x80)) { link_animation_steps = 0; link_countdown_for_dash = 0; link_speed_setting = 0; link_player_handler_state = kPlayerState_Ground; link_is_running = 0; if (!(button_mask_b_y & 0x80)) link_cant_change_direction = 0; return; } AncillaAdd_DashDust_charging(30, 0); link_x_vel = link_y_vel = 0; link_dash_ctr = 64; link_speed_setting = 16; uint8 dir; if (button_mask_b_y & 0x80 || is_standing_in_doorway || (dir = joypad1H_last & 0xf) == 0) dir = kDashTab2[link_direction_facing >> 1]; link_some_direction_bits = link_direction = link_direction_last = dir; link_moving_against_diag_tile = 0; Link_HandleMovingAnimation_FullLongEntry(); uint16 org_x = link_x_coord, org_y = link_y_coord; link_y_coord_safe_return_lo = link_y_coord; link_y_coord_safe_return_hi = link_y_coord >> 8; link_x_coord_safe_return_lo = link_x_coord; link_x_coord_safe_return_hi = link_x_coord >> 8; Link_HandleMovingFloor(); Link_ApplyConveyor(); if (player_on_somaria_platform) Link_HandleVelocityAndSandDrag(org_x, org_y); link_y_vel = link_y_coord - link_y_coord_safe_return_lo; link_x_vel = link_x_coord - link_x_coord_safe_return_lo; Link_HandleCardinalCollision(); HandleIndoorCameraAndDoors(); return; } if (link_animation_steps >= 6) link_animation_steps = 0; link_dash_ctr--; if (link_dash_ctr < 32) link_dash_ctr = 32; AncillaAdd_DashDust(30, 0); link_spin_attack_step_counter = 0; if ((uint8)(link_sword_type + 1) & 0xfe) TileDetect_MainHandler(7); if (sram_progress_indicator) { button_mask_b_y |= 0x80; button_b_frames = 9; } link_incapacitated_timer = 0; if ((joypad1H_last & 0xf) && (joypad1H_last & 0xf) != kDashTab2[link_direction_facing >> 1]) { link_player_handler_state = kPlayerState_StopDash; button_mask_b_y &= ~0x80; button_b_frames = 0; link_delay_timer_spin_attack = 0; LinkState_ExitingDash(); return; } uint8 dir = force_move_any_direction & 0xf; if (dir == 0) dir = kDashTab2[link_direction_facing >> 1]; link_direction = link_direction_last = dir; Link_HandleDiagonalCollision(); Link_HandleVelocity(); Link_HandleCardinalCollision(); Link_HandleMovingAnimation_FullLongEntry(); fallhole_var1 = 0; HandleIndoorCameraAndDoors(); } void LinkState_ExitingDash() { // 87915e CacheCameraPropertiesIfOutdoors(); if (joypad1H_last & 0xf || link_countdown_for_dash >= 16) { link_countdown_for_dash = 0; link_speed_setting = 0; link_player_handler_state = kPlayerState_Ground; link_is_running = 0; swimcoll_var5[0] &= 0xff00; if (button_b_frames < 9) link_cant_change_direction = 0; } else { link_countdown_for_dash++; } Link_HandleMovingAnimation_FullLongEntry(); } void Link_CancelDash() { // 879195 if (link_is_running) { int i = 4; do { if (ancilla_type[i] == 0x1e) ancilla_type[i] = 0; } while (--i >= 0); link_countdown_for_dash = 0; link_speed_setting = 0; link_is_running = 0; link_cant_change_direction = 0; swimcoll_var5[0] = 0; } } void RepelDash() { // 8791f1 if (link_is_running && link_dash_ctr != 64) { Link_ResetSwimmingState(); AncillaAdd_DashTremor(29, 1); Prepare_ApplyRumbleToSprites(); if ((sound_effect_2 & 0x3f) != 27 && (sound_effect_2 & 0x3f) != 50) Ancilla_Sfx3_Near(3); LinkApplyTileRebound(); } } void LinkApplyTileRebound() { // 879222 static const int8 kDashTab6Y[] = { 24, -24, 0, 0 }; static const int8 kDashTab6X[] = { 0, 0, 24, -24 }; static const int8 kDashTabSw11Y[] = { 1, 0, 0, 0 }; static const int8 kDashTabSw11X[] = { 0, 0, 1, 0 }; static const uint16 kDashTabSw7Y[] = { 384, 384, 0, 0, 256, 256, 0, 0 }; static const uint16 kDashTabSw7X[] = { 0, 0, 384, 384, 0, 0, 256, 256 }; static const uint8 kDashTabDir[] = { 8,4,2,1 }; link_actual_vel_y = kDashTab6Y[link_last_direction_moved_towards]; link_actual_vel_x = kDashTab6X[link_last_direction_moved_towards]; link_incapacitated_timer = 24; link_actual_vel_z = link_actual_vel_z_copy = 36; if (link_flag_moving) { link_some_direction_bits = link_direction = kDashTabDir[link_last_direction_moved_towards]; swimcoll_var11[0] = kDashTabSw11Y[link_last_direction_moved_towards]; swimcoll_var11[1] = kDashTabSw11X[link_last_direction_moved_towards]; int i = (link_flag_moving - 1) * 4 + link_last_direction_moved_towards; swimcoll_var7[0] = kDashTabSw7Y[i]; swimcoll_var7[1] = kDashTabSw7X[i]; } link_auxiliary_state = 1; link_want_make_noise_when_dashed = 1; BYTE(scratch_1) = 0; link_electrocute_on_touch = 0; link_speed_setting = 0; link_cant_change_direction = 0; link_moving_against_diag_tile = 0; if (link_last_direction_moved_towards & 2) link_y_vel = 0; else link_x_vel = 0; } void Sprite_RepelDash() { // 879291 link_last_direction_moved_towards = link_direction_facing >> 1; RepelDash(); } void Flag67WithDirections() { // 8792a0 link_direction = 0; if (link_actual_vel_y) link_direction |= sign8(link_actual_vel_y) ? 8 : 4; if (link_actual_vel_x) link_direction |= sign8(link_actual_vel_x) ? 2 : 1; } void LinkState_Pits() { // 8792d3 link_direction = 0; if (fallhole_var1 && ++fallhole_var2 == 0x20) { fallhole_var2 = 31; } else { if (!link_is_running) goto aux_state; if (link_countdown_for_dash) { LinkState_Dashing(); return; } if (joypad1H_last & 0xf && !(joypad1H_last & 0xf & link_direction)) { Link_CancelDash(); aux_state: if (link_auxiliary_state != 1) link_direction = joypad1H_last & 0xF; } } TileDetect_MainHandler(4); if (!(tiledetect_pit_tile & 1)) { if (link_is_running) { LinkState_Dashing(); return; } link_speed_setting = 0; Link_CancelDash(); if (!(button_mask_b_y & 0x80)) link_cant_change_direction &= ~1; player_near_pit_state = 0; link_player_handler_state = !link_is_bunny_mirror ? kPlayerState_Ground : link_item_moon_pearl ? kPlayerState_TempBunny : kPlayerState_PermaBunny; if (link_player_handler_state == kPlayerState_PermaBunny) PlayerHandler_17_Bunny(); else if (link_player_handler_state == kPlayerState_TempBunny) LinkState_TemporaryBunny(); else LinkState_Default(); return; } Player_TileDetectNearby(); link_speed_setting = 4; if (!(tiledetect_pit_tile & 0xf)) { player_near_pit_state = 0; link_speed_setting = 0; link_player_handler_state = !link_is_bunny_mirror ? kPlayerState_Ground : link_item_moon_pearl ? kPlayerState_TempBunny : kPlayerState_PermaBunny; Link_CancelDash(); if (!(button_mask_b_y & 0x80)) link_cant_change_direction &= ~1; return; } static const uint8 kFallHolePitDirs[] = { 12, 3, 10, 5 }; static const uint8 kFallHoleDirs[] = { 5, 6, 9, 10, 4, 8, 1, 2 }; static const uint8 kFallHoleDirs2[] = { 10, 9, 6, 5, 8, 4, 2, 1 }; if ((tiledetect_pit_tile & 0xf) != 0xf) { int i = 3; do { if ((tiledetect_pit_tile & 0xf) == kFallHolePitDirs[i]) { i += 4; goto endif_1; } } while (--i >= 0); i = 3; uint8 pit_tile; pit_tile= tiledetect_pit_tile; while (!(pit_tile & 1)) { i -= 1; pit_tile >>= 1; } assert(i >= 0); endif_1: byte_7E02C9 = i; if (link_direction & kFallHoleDirs[i]) { link_direction_last = link_direction; link_speed_setting = 6; Link_HandleMovingAnimation_FullLongEntry(); } else { uint8 old_dir = link_direction; link_direction |= kFallHoleDirs2[byte_7E02C9]; if (old_dir) Link_HandleMovingAnimation_FullLongEntry(); } Link_HandleDiagonalCollision(); Link_HandleVelocity(); Link_HandleCardinalCollision(); ApplyLinksMovementToCamera(); return; } if (player_near_pit_state != 2) { if (link_item_moon_pearl) { link_need_for_poof_for_transform = 0; link_is_bunny = 0; link_is_bunny_mirror = 0; link_timer_tempbunny = 0; } link_direction = 0; player_near_pit_state = 2; link_disable_sprite_damage = 1; button_mask_b_y = 0; button_b_frames = 0; link_item_in_hand = 0; link_position_mode = 0; link_incapacitated_timer = 0; link_auxiliary_state = 0; Ancilla_Sfx3_Near(31); } link_cant_change_direction = 0; link_incapacitated_timer = 0; link_z_coord = 0; link_actual_vel_z = 0; link_auxiliary_state = 0; link_give_damage = 0; link_is_transforming = 0; Link_ForceUnequipCape_quietly(); link_disable_sprite_damage++; if (!sign8(--byte_7E005C)) return; uint8 x = ++link_this_controls_sprite_oam; byte_7E005C = 9; if (savegame_tagalong != 13 && x == 1) tagalong_var5 = x; if (x == 6) { Link_CancelDash(); submodule_index = 7; link_this_controls_sprite_oam = 6; player_near_pit_state = 3; link_visibility_status = 12; link_speed_modifier = 16; uint16 y = (uint8)(link_y_coord - BG2VOFS_copy2); link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; some_animation_timer = 0; if (player_is_indoors) { BYTE(dungeon_room_index_prev) = dungeon_room_index; Dungeon_FlagRoomData_Quadrants(); if (Dungeon_IsPitThatHurtsPlayer()) { DungeonPitDoDamage(); return; } } BYTE(dungeon_room_index_prev) = dungeon_room_index; BYTE(dungeon_room_index) = dung_hdr_travel_destinations[0]; tiledetect_which_y_pos[0] = link_y_coord; link_y_coord = link_y_coord - y - 0x10; if (player_is_indoors) { HandleLayerOfDestination(); } else { if ((uint8)overworld_screen_index != 5) { Overworld_GetPitDestination(); main_module_index = 17; submodule_index = 0; subsubmodule_index = 0; } else { TakeDamageFromPit(); } } } } void HandleLayerOfDestination() { // 8794f1 link_is_on_lower_level_mirror = (dung_hdr_hole_teleporter_plane >= 1); link_is_on_lower_level = (dung_hdr_hole_teleporter_plane >= 2); } void DungeonPitDoDamage() { // 879502 submodule_index = 20; link_health_current -= 8; if (link_health_current >= 0xa8) link_health_current = 0; } void HandleDungeonLandingFromPit() { // 879520 LinkOam_Main(); link_x_coord_prev = link_x_coord; link_y_coord_prev = link_y_coord; if (submodule_index == 7) link_visibility_status = 0; if (!(frame_counter & 3) && ++link_this_controls_sprite_oam == 10) link_this_controls_sprite_oam = 6; link_direction = 4; Link_HandleVelocity(); if (sign16(link_y_coord) && !sign16(tiledetect_which_y_pos[0])) { if (!sign16(-link_y_coord + tiledetect_which_y_pos[0])) return; } else { if (tiledetect_which_y_pos[0] >= link_y_coord) return; } link_y_coord = tiledetect_which_y_pos[0]; link_animation_steps = 0; link_speed_modifier = 0; link_this_controls_sprite_oam = 0; player_near_pit_state = 0; link_speed_setting = 0; subsubmodule_index = 0; submodule_index = 0; link_disable_sprite_damage = 0; if (savegame_tagalong != 0 && savegame_tagalong != 3) { tagalong_var5 = 0; if (savegame_tagalong == 13) { savegame_tagalong = 0; super_bomb_indicator_unk2 = 0; super_bomb_indicator_unk1 = 0; super_bomb_going_off = 0; } else { Follower_Initialize(); } } TileDetect_MainHandler(0); if (tiledetect_shallow_water & 1) Ancilla_Sfx2_Near(0x24); Player_TileDetectNearby(); if ((sound_effect_1 & 0x3f) != 0x24) Ancilla_Sfx2_Near(0x21); if (dung_hdr_collision_2 == 2 && (tiledetect_water_staircase & 0xf)) byte_7E0322 = 3; if ((tiledetect_deepwater & 0xf) == 0xf) { link_is_in_deep_water = 1; link_some_direction_bits = link_direction_last; Link_ResetSwimmingState(); link_is_on_lower_level = 1; AncillaAdd_Splash(0x15, 1); link_player_handler_state = kPlayerState_Swimming; Link_ForceUnequipCape_quietly(); link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; link_speed_setting = 0; } else { link_player_handler_state = (tiledetect_pit_tile & 0xf) ? kPlayerState_FallingIntoHole : kPlayerState_Ground; } } void PlayerHandler_04_Swimming() { // 87963b if (link_auxiliary_state) { link_player_handler_state = kPlayerState_RecoilWall; link_z_coord &= 0xff; ResetAllAcceleration(); link_maybe_swim_faster = 0; link_swim_hard_stroke = 0; link_cant_change_direction &= ~1; LinkState_Recoil(); return; } button_mask_b_y = 0; button_b_frames = 0; link_delay_timer_spin_attack = 0; link_spin_attack_step_counter = 0; link_state_bits = 0; link_picking_throw_state = 0; if (!link_item_flippers) return; if (!(swimcoll_var7[0] | swimcoll_var7[1])) { if ((uint8)swimcoll_var5[0] != 2 && (uint8)swimcoll_var5[1] != 2) ResetAllAcceleration(); link_animation_steps &= 1; if (++link_counter_var1 >= 16) { link_counter_var1 = 0; byte_7E02CC = 0; link_animation_steps = (link_animation_steps & 1) ^ 1; } } else { if (++link_counter_var1 >= 8) { link_counter_var1 = 0; link_animation_steps = (link_animation_steps + 1) & 3; byte_7E02CC = kSwimmingTab1[link_animation_steps]; } } if (!link_swim_hard_stroke) { uint8 t; if (!(swimcoll_var7[0] | swimcoll_var7[1]) || (t = ((filtered_joypad_L & 0x80) | filtered_joypad_H) & 0xc0) == 0) { Link_HandleSwimMovements(); return; } link_swim_hard_stroke = t; Ancilla_Sfx2_Near(37); link_maybe_swim_faster = 1; swimming_countdown = 7; Link_HandleSwimAccels(); } if (sign8(--swimming_countdown)) { swimming_countdown = 7; if (++link_maybe_swim_faster == 5) { link_maybe_swim_faster = 0; link_swim_hard_stroke &= ~0xC0; } } Link_HandleSwimMovements(); } void Link_HandleSwimMovements() { // 879715 uint8 t; if (!(t = force_move_any_direction & 0xf) && !(t = joypad1H_last & 0xf)) { link_y_vel = link_x_vel = 0; Link_FlagMaxAccels(); if (link_flag_moving) { if (link_is_running) { t = link_some_direction_bits; } else { if (!(swimcoll_var7[0] | swimcoll_var7[1])) { bitmask_of_dragstate = 0; Link_ResetSwimmingState(); } goto out; } } else { if (link_player_handler_state != kPlayerState_Swimming) link_animation_steps = 0; goto out; } } if (t != link_some_direction_bits) { link_some_direction_bits = t; link_subpixel_x = link_subpixel_y = 0; link_moving_against_diag_tile = 0; bitmask_of_dragstate = 0; } Link_SetIceMaxAccel(); Link_SetMomentum(); Link_SetTheMaxAccel(); out: Link_HandleDiagonalCollision(); Link_HandleVelocity(); Link_HandleCardinalCollision(); Link_HandleMovingAnimation_FullLongEntry(); fallhole_var1 = 0; HandleIndoorCameraAndDoors(); } void Link_FlagMaxAccels() { // 879785 if (!link_flag_moving) return; for (int i = 1; i >= 0; i--) { if (swimcoll_var7[i]) { swimcoll_var9[i] = swimcoll_var7[i]; swimcoll_var5[i] = 1; } } } void Link_SetIceMaxAccel() { // 8797a6 if (!link_flag_moving) return; swimcoll_var9[0] = 0x180; swimcoll_var9[1] = 0x180; } void Link_SetMomentum() { // 8797c7 uint8 joy = joypad1H_last & 0xf; uint8 mask = 12, bit = 8; for (int i = 0; i < 2; i++, mask >>= 2, bit >>= 2) { if (joy & mask) { swimcoll_var3[i] = link_flag_moving ? kSwimmingTab2[link_flag_moving - 1] : 32; if (((link_some_direction_bits | link_direction) & mask) == mask) { swimcoll_var5[i] = 2; } else { swimcoll_var11[i] = (joy & bit) ? 0 : 1; swimcoll_var5[i] = 0; } if (!swimcoll_var9[i]) swimcoll_var9[i] = 240; } } } void Link_ResetSwimmingState() { // 87983a swimming_countdown = 0; link_swim_hard_stroke = 0; link_maybe_swim_faster = 0; ResetAllAcceleration(); } void Link_ResetStateAfterDamagingPit() { // 87984b Link_ResetSwimmingState(); link_player_handler_state = link_is_bunny && !link_item_moon_pearl ? kPlayerState_PermaBunny : kPlayerState_Ground; link_direction_last = link_some_direction_bits; link_is_in_deep_water = 0; link_disable_sprite_damage = 0; link_this_controls_sprite_oam = 0; player_near_pit_state = 0; } void ResetAllAcceleration() { // 879873 swimcoll_var1[0] = 0; swimcoll_var1[1] = 0; swimcoll_var3[0] = 0; swimcoll_var3[1] = 0; swimcoll_var5[0] = 0; swimcoll_var5[1] = 0; swimcoll_var7[0] = 0; swimcoll_var7[1] = 0; swimcoll_var9[0] = 0; swimcoll_var9[1] = 0; } void Link_HandleSwimAccels() { // 8798a8 static const uint16 kSwimmingTab3[] = { 128, 160, 192, 224, 256, 288, 320, 352, 384 }; uint8 mask = 12; for (int i = 0; i < 2; i++, mask >>= 2) { if (joypad1H_last & mask) { if (swimcoll_var7[i] && swimcoll_var9[i] >= 384) { uint16 t; for (int j = 0; j < 9 && (t = kSwimmingTab3[j]) < swimcoll_var7[i]; j++) {} swimcoll_var9[i] = t; } else { uint16 t = swimcoll_var9[i]; if (t) { t += 160; if (t >= 384) t = 384; swimcoll_var9[i] = t; } else { swimcoll_var7[i] = 1; swimcoll_var9[i] = 240; } } } } } void Link_SetTheMaxAccel() { // 879903 if (link_flag_moving || link_swim_hard_stroke) return; uint8 mask = 12; for (int i = 0; i < 2; i++, mask >>= 2) { if ((joypad1H_last & mask) && swimcoll_var5[i] != 2) { if (swimcoll_var1[i] || swimcoll_var7[i] >= 240 && swimcoll_var7[i] >= swimcoll_var9[i]) { swimcoll_var5[i] = 0; if (swimcoll_var7[i] >= 240) { swimcoll_var1[i] = 1; swimcoll_var5[i] = 1; } else { swimcoll_var9[i] = 240; swimcoll_var1[i] = 0; } } } else { swimcoll_var9[i] = 240; swimcoll_var1[i] = 0; } } } void LinkState_Zapped() { // 87996c CacheCameraPropertiesIfOutdoors(); LinkZap_HandleMosaic(); if (!sign8(--link_delay_timer_spin_attack)) return; link_delay_timer_spin_attack = 2; player_handler_timer++; if (player_handler_timer & 1) Palette_ElectroThemedGear(); else LoadActualGearPalettes(); if (player_handler_timer == 8) { player_handler_timer = 0; link_player_handler_state = kPlayerState_Ground; link_disable_sprite_damage = 0; link_electrocute_on_touch = 0; link_auxiliary_state = 0; Player_SetCustomMosaicLevel(0); } } void PlayerHandler_15_HoldItem() { // 8799ac // empty by design } void Link_ReceiveItem(uint8 item, int chest_position) { // 8799ad if (link_auxiliary_state) { link_auxiliary_state = 0; link_incapacitated_timer = 0; countdown_for_blink = 0; link_state_bits = 0; } link_receiveitem_index = item; if (item == 0x3e) Ancilla_Sfx3_Near(0x2e); link_receiveitem_var1 = 0x60; if (item_receipt_method == 0 || item_receipt_method == 3) { link_state_bits = 0; button_mask_b_y = 0; bitfield_for_a_button = 0; button_b_frames = 0; link_speed_setting = 0; link_cant_change_direction = 0; link_item_in_hand = 0; link_position_mode = 0; player_handler_timer = 0; link_player_handler_state = kPlayerState_HoldUpItem; link_pose_for_item = 1; link_disable_sprite_damage = 1; if (item == 0x20) link_pose_for_item = 2; } AncillaAdd_ItemReceipt(0x22, 4, chest_position); if (item != 0x20 && item != 0x37 && item != 0x38 && item != 0x39) Hud_RefreshIcon(); Link_CancelDash(); } void Link_TuckIntoBed() { // 879a2c link_y_coord = 0x215a; link_x_coord = 0x940; link_player_handler_state = kPlayerState_AsleepInBed; player_sleep_in_bed_state = 0; link_pose_during_opening = 0; link_countdown_for_dash = 3; AncillaAdd_Blanket(0x20); } void LinkState_Sleeping() { // 879a5a switch (player_sleep_in_bed_state) { case 0: if (!(frame_counter & 0x1f)) AncillaAdd_Snoring(0x21, 1); break; case 1: if (submodule_index == 0 && sign8(--link_countdown_for_dash)) { link_countdown_for_dash = 0; if (((filtered_joypad_H & 0xe0) | (filtered_joypad_H << 4) | filtered_joypad_L) & 0xf0) { link_pose_during_opening++; link_direction_facing = 6; player_sleep_in_bed_state++; link_countdown_for_dash = 4; } } break; case 2: if (sign8(--link_countdown_for_dash)) { link_actual_vel_y = 4; link_actual_vel_x = 21; link_actual_vel_z = 24; link_actual_vel_z_copy = 24; link_incapacitated_timer = 16; link_auxiliary_state = 2; link_player_handler_state = kPlayerState_RecoilOther; } break; } } void Link_HandleSwordCooldown() { // 879ac2 if (!sign8(--link_sword_delay_timer)) return; link_sword_delay_timer = 0; if (link_item_in_hand | link_position_mode) return; if (button_b_frames < 9) { if (!link_is_running) Link_CheckForSwordSwing(); } else { HandleSwordControls(); } } void Link_HandleYItem() { // 879b0e if (button_b_frames && button_b_frames < 9) return; if (link_is_bunny_mirror && (eq_selected_y_item != 11 && eq_selected_y_item != 20)) return; if (byte_7E03FC && !link_is_bunny_mirror) { if (byte_7E03FC == 2) LinkItem_Bow(); else LinkItem_Shovel(); return; } if (eq_selected_y_item != eq_selected_y_item_copy) { if (eq_selected_y_item_copy == 8 && (link_item_flute & 2)) button_mask_b_y &= ~0x40; if (eq_selected_y_item_copy == 19 && link_cape_mode) Link_ForceUnequipCape(); } if ((link_item_in_hand | link_position_mode) == 0) eq_selected_y_item_copy = eq_selected_y_item; if (eq_selected_y_item_copy == 5 || eq_selected_y_item_copy == 6) eq_selected_rod = eq_selected_y_item_copy - 5 + 1; switch (eq_selected_y_item_copy) { case 0: break; case 1: LinkItem_Bombs(); break; case 2: LinkItem_Boomerang(); break; case 3: LinkItem_Bow(); break; case 4: LinkItem_Hammer(); break; case 5: LinkItem_Rod(); break; case 6: LinkItem_Rod(); break; case 7: LinkItem_Net(); break; case 8: LinkItem_ShovelAndFlute(); break; case 9: LinkItem_Lamp(); break; case 10: LinkItem_Powder(); break; case 11: LinkItem_Bottle(); break; case 12: LinkItem_Book(); break; case 13: LinkItem_CaneOfByrna(); break; case 14: LinkItem_Hookshot(); break; case 15: LinkItem_Bombos(); break; case 16: LinkItem_Ether(); break; case 17: LinkItem_Quake(); break; case 18: LinkItem_CaneOfSomaria(); break; case 19: LinkItem_Cape(); break; case 20: LinkItem_Mirror(); break; default: assert(0); } } void Link_HandleAPress() { // 879baa flag_is_sprite_to_pick_up_cached = 0; if (link_item_in_hand || (link_position_mode & 0x1f) || byte_7E0379) return; if (button_b_frames < 9 && (button_mask_b_y & 0x80)) return; uint8 action = tile_action_index; if ((link_state_bits | link_grabbing_wall) == 0) { if (!Link_CheckNewAPress()) { bitfield_for_a_button = 0; return; } if (link_need_for_pullforrupees_sprite && !link_direction_facing) { action = 7; } else if (link_is_near_moveable_statue) { action = 6; } else { if (!flag_is_ancilla_to_pick_up) { if (!flag_is_sprite_to_pick_up) { action = Link_HandleLiftables(); goto attempt_action; } flag_is_sprite_to_pick_up_cached = flag_is_sprite_to_pick_up; } if (button_b_frames) Link_ResetSwordAndItemUsage(); if (link_item_in_hand | link_position_mode) { link_item_in_hand = 0; link_position_mode = 0; Link_ResetBoomerangYStuff(); flag_for_boomerang_in_place = 0; if (ancilla_type[0] == 5) ancilla_type[0] = 0; } action = 1; } static const uint8 kAbilityBitmasks[] = { 0xE0, 0x40, 4, 0xE0, 0xE0, 0xE0, 0xE0, 0xE0 }; attempt_action: if (!(kAbilityBitmasks[action] & link_ability_flags)) { bitfield_for_a_button = 0; return; } tile_action_index = action; Link_APress_PerformBasic(action * 2); } // actionInProgress unused_2 = tile_action_index; switch (tile_action_index) { case 1: Link_APress_LiftCarryThrow(); break; case 3: Link_APress_PullObject(); break; case 6: Link_APress_StatueDrag(); break; } } void Link_APress_PerformBasic(uint8 action_x2) { // 879c5f switch (action_x2 >> 1) { case 0: Link_PerformDesertPrayer(); return; case 1: Link_PerformThrow(); return; case 2: Link_PerformDash(); return; case 3: Link_PerformGrab(); return; case 4: Link_PerformRead(); return; case 5: Link_PerformOpenChest(); return; case 6: Link_PerformStatueDrag(); return; case 7: Link_PerformRupeePull(); return; default: assert(0); } } void HandleSwordSfxAndBeam() { // 879c66 link_direction &= ~0xf; button_b_frames = 0; link_spin_attack_step_counter = 0; uint8 health = link_health_capacity - 4; if (health < link_health_current && ((link_sword_type + 1) & 0xfe) && link_sword_type >= 2) { int i = 4; while (ancilla_type[i] != 0x31) { if (--i < 0) { AddSwordBeam(0); break; } } } uint8 sword = link_sword_type - 1; if (sword != 0xfe && sword != 0xff) sound_effect_1 = kFireBeamSounds[sword] | Link_CalculateSfxPan(); link_delay_timer_spin_attack = 1; } void Link_CheckForSwordSwing() { // 879cd9 if (bitfield_for_a_button & 0x10) return; if (!(button_mask_b_y & 0x80)) { if (!(filtered_joypad_H & 0x80)) return; if (is_standing_in_doorway) { TileDetect_SwordSwingDeepInDoor(is_standing_in_doorway); if ((R14 & 0x30) == 0x30) return; } button_mask_b_y |= 0x80; HandleSwordSfxAndBeam(); link_cant_change_direction |= 1; link_animation_steps = 0; } if (!(joypad1H_last & 0x80)) button_mask_b_y |= 1; HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (sign8(--link_delay_timer_spin_attack)) { if (++button_b_frames >= 9) { HandleSwordControls(); return; } link_delay_timer_spin_attack = kSpinAttackDelays[button_b_frames]; if (button_b_frames == 5) { if (link_sword_type != 0 && link_sword_type != 1 && link_sword_type != 0xff) AncillaAdd_SwordSwingSparkle(0x26, 4); if (link_sword_type != 0 && link_sword_type != 0xff) TileDetect_MainHandler(link_sword_type == 1 ? 1 : 6); } else if (button_b_frames >= 4 && (button_mask_b_y & 1) && (joypad1H_last & 0x80)) { button_mask_b_y &= ~1; HandleSwordSfxAndBeam(); return; } } CalculateSwordHitBox(); } void HandleSwordControls() { // 879d72 if (joypad1H_last & 0x80) { Player_Sword_SpinAttackJerks_HoldDown(); } else { if (link_spin_attack_step_counter < 48) { Link_ResetSwordAndItemUsage(); } else { Link_ResetSwordAndItemUsage(); link_spin_attack_step_counter = 0; Link_ActivateSpinAttack(); } } } void Link_ResetSwordAndItemUsage() { // 879d84 link_speed_setting = 0; bitmask_of_dragstate &= ~9; link_delay_timer_spin_attack = 0; button_b_frames = 0; button_mask_b_y &= ~0x81; link_cant_change_direction &= ~1; } void Player_Sword_SpinAttackJerks_HoldDown() { // 879d9f if ((bitmask_of_dragstate & 0x80) || (bitmask_of_dragstate & 9) == 0) { if (set_when_damaging_enemies == 0) { button_b_frames = 9; link_cant_change_direction |= 1; link_delay_timer_spin_attack = 0; if (link_speed_setting != 4 && link_speed_setting != 16) { link_speed_setting = 12; if (!((uint8)(link_sword_type + 1) & ~1)) return; int i = 4; do { if (ancilla_type[i] == 0x30 || ancilla_type[i] == 0x31) return; } while (--i >= 0); if (link_spin_attack_step_counter >= 6 && (frame_counter & 3) == 0) AncillaSpawn_SwordChargeSparkle(); if (link_spin_attack_step_counter < 64 && ++link_spin_attack_step_counter == 48) { Ancilla_Sfx2_Near(55); AncillaAdd_ChargedSpinAttackSparkle(); } } else { CalculateSwordHitBox(); } return; } else if (set_when_damaging_enemies == 1) { Link_ResetSwordAndItemUsage(); return; } } // endif_2 if (button_b_frames == 9) { button_b_frames = 10; link_delay_timer_spin_attack = kSpinAttackDelays[button_b_frames]; } if (sign8(--link_delay_timer_spin_attack)) { uint8 frames = button_b_frames + 1; if (frames == 13) { if ((uint8)(link_sword_type + 1) & ~1 && (bitmask_of_dragstate & 9)) { AncillaAdd_WallTapSpark(27, 1); Ancilla_Sfx2_Near((bitmask_of_dragstate & 8) ? 6 : 5); TileDetect_MainHandler(1); } frames = 10; } button_b_frames = frames; link_delay_timer_spin_attack = kSpinAttackDelays[button_b_frames]; } CalculateSwordHitBox(); } void LinkItem_Rod() { // 879eef static const uint8 kRodAnimDelays[] = { 3, 3, 5 }; if (!(button_mask_b_y & 0x40)) { if (is_standing_in_doorway || !CheckYButtonPress()) return; if (!LinkCheckMagicCost(0)) goto out; link_debug_value_2 = 1; if (eq_selected_rod == 1) AncillaAdd_FireRodShot(2, 1); else AncillaAdd_IceRodShot(11, 1); link_delay_timer_spin_attack = kRodAnimDelays[0]; link_animation_steps = 0; player_handler_timer = 0; link_item_in_hand = 1; } HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (!sign8(--link_delay_timer_spin_attack)) return; player_handler_timer++; link_delay_timer_spin_attack = kRodAnimDelays[player_handler_timer]; if (player_handler_timer != 3) return; link_debug_value_2 = 0; link_speed_setting = 0; player_handler_timer = 0; link_delay_timer_spin_attack = 0; link_item_in_hand &= ~1; out: button_mask_b_y &= ~0x40; } void LinkItem_Hammer() { // 879f7b static const uint8 kHammerAnimDelays[] = { 3, 3, 16 }; if (link_item_in_hand & 0x10) return; if (!(button_mask_b_y & 0x40)) { if (is_standing_in_doorway || !(filtered_joypad_H & 0x40)) return; button_mask_b_y |= 0x40; link_delay_timer_spin_attack = kHammerAnimDelays[0]; link_cant_change_direction |= 1; link_animation_steps = 0; player_handler_timer = 0; link_item_in_hand = 2; } HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (!sign8(--link_delay_timer_spin_attack)) return; player_handler_timer++; link_delay_timer_spin_attack = kHammerAnimDelays[player_handler_timer]; if (player_handler_timer == 1) { TileDetect_MainHandler(3); Ancilla_AddHitStars(22, 0); if (sound_effect_1 == 0) { Ancilla_Sfx2_Near(16); SpawnHammerWaterSplash(); } } else if (player_handler_timer == 3) { player_handler_timer = 0; link_delay_timer_spin_attack = 0; button_mask_b_y &= ~0x40; link_cant_change_direction &= ~1; link_item_in_hand &= ~2; } } void LinkItem_Bow() { // 87a006 static const uint8 kBowDelays[] = { 3, 3, 8 }; if (!(button_mask_b_y & 0x40)) { if (is_standing_in_doorway || !CheckYButtonPress()) return; link_cant_change_direction |= 1; link_delay_timer_spin_attack = kBowDelays[0]; link_animation_steps = 0; player_handler_timer = 0; link_item_in_hand = 16; } HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (!sign8(--link_delay_timer_spin_attack)) return; player_handler_timer++; link_delay_timer_spin_attack = kBowDelays[player_handler_timer]; if (player_handler_timer != 3) return; int obj = AncillaAdd_Arrow(9, link_direction_facing, 2, link_x_coord, link_y_coord); if (obj >= 0) { if (archery_game_arrows_left) { archery_game_arrows_left--; link_num_arrows += 2; } if (!archery_game_out_of_arrows && link_num_arrows) { if (--link_num_arrows == 0) Hud_RefreshIcon(); } else { ancilla_type[obj] = 0; Ancilla_Sfx2_Near(60); } } player_handler_timer = 0; link_delay_timer_spin_attack = 0; button_mask_b_y &= ~0x40; link_cant_change_direction &= ~1; link_item_in_hand &= ~0x10; if (button_b_frames >= 9) button_b_frames = 9; } void LinkItem_Boomerang() { // 87a0bb if (!(button_mask_b_y & 0x40)) { if (is_standing_in_doorway || !CheckYButtonPress() || flag_for_boomerang_in_place) return; link_animation_steps = 0; link_item_in_hand = 0x80; player_handler_timer = 0; link_delay_timer_spin_attack = 7; int s0 = AncillaAdd_Boomerang(5, 0); if (button_b_frames >= 9) { Link_ResetBoomerangYStuff(); return; } if (!s0) { link_direction_last = joypad1H_last & 0xf; } else { link_cant_change_direction |= 1; } } else { link_cant_change_direction |= 1; } if (link_item_in_hand) { HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (!sign8(--link_delay_timer_spin_attack)) return; link_delay_timer_spin_attack = 5; if (++player_handler_timer != 2) return; } Link_ResetBoomerangYStuff(); } void Link_ResetBoomerangYStuff() { // 87a11f link_item_in_hand = 0; player_handler_timer = 0; link_delay_timer_spin_attack = 0; button_mask_b_y &= ~0x40; if (!(button_mask_b_y & 0x80)) link_cant_change_direction &= ~1; } void LinkItem_Bombs() { // 87a138 if (is_standing_in_doorway || savegame_tagalong == 13 || !CheckYButtonPress()) return; button_mask_b_y &= ~0x40; AncillaAdd_Bomb(7, 1); link_item_in_hand = 0; } void LinkItem_Bottle() { // 87a15b if (!CheckYButtonPress()) return; button_mask_b_y &= ~0x40; int btidx = link_item_bottles - 1; uint8 b = link_bottle_info[btidx]; if (b == 0) return; if (b < 3) { fail: Ancilla_Sfx2_Near(60); } else if (b == 3) { // red potion if (link_health_capacity == link_health_current) goto fail; link_bottle_info[btidx] = 2; link_item_in_hand = 0; submodule_index = 4; saved_module_for_menu = main_module_index; main_module_index = 14; animate_heart_refill_countdown = 7; Hud_Rebuild(); } else if (b == 4) { // green potion if (link_magic_power == 128) goto fail; link_bottle_info[btidx] = 2; link_item_in_hand = 0; submodule_index = 8; saved_module_for_menu = main_module_index; main_module_index = 14; animate_heart_refill_countdown = 7; Hud_Rebuild(); } else if (b == 5) { // blue potion if (link_health_capacity == link_health_current && link_magic_power == 128) goto fail; link_bottle_info[btidx] = 2; link_item_in_hand = 0; submodule_index = 9; saved_module_for_menu = main_module_index; main_module_index = 14; animate_heart_refill_countdown = 7; Hud_Rebuild(); } else if (b == 6) { // fairy link_item_in_hand = 0; if (ReleaseFairy() < 0) goto fail; link_bottle_info[btidx] = 2; Hud_Rebuild(); } else if (b == 7) { // bee if (!ReleaseBeeFromBottle()) goto fail; link_bottle_info[btidx] = 2; Hud_Rebuild(); } } void LinkItem_Lamp() { // 87a24d if (is_standing_in_doorway || !CheckYButtonPress()) return; if (link_item_torch && LinkCheckMagicCost(6)) { AncillaAdd_MagicPowder(0x1a, 0); Dungeon_LightTorch(); AncillaAdd_LampFlame(0x2f, 2); } link_item_in_hand = 0; button_mask_b_y = 0; button_b_frames = 0; link_cant_change_direction = 0; if (button_b_frames == 9) link_speed_setting = 0; } void LinkItem_Powder() { // 87a293 static const uint8 kMushroomTimer[] = { 2, 1, 1, 3, 2, 2, 2, 2, 6, 0 }; if (!(button_mask_b_y & 0x40)) { if (is_standing_in_doorway || !CheckYButtonPress()) return; if (link_item_mushroom != 2) { Ancilla_Sfx2_Near(60); goto out; } if (!LinkCheckMagicCost(2)) goto out; link_delay_timer_spin_attack = kMushroomTimer[0]; player_handler_timer = 0; link_animation_steps = 0; link_direction &= ~0xf; link_item_in_hand = 0x40; } link_x_vel = link_y_vel = 0; link_direction = 0; link_subpixel_x = link_subpixel_y = 0; link_moving_against_diag_tile = 0; if (!sign8(--link_delay_timer_spin_attack)) return; player_handler_timer++; link_delay_timer_spin_attack = kMushroomTimer[player_handler_timer]; if (player_handler_timer == 4) AncillaAdd_MagicPowder(26, 0); if (player_handler_timer != 9) return; if (submodule_index == 0) TileDetect_MainHandler(1); out: link_item_in_hand = 0; player_handler_timer = 0; button_mask_b_y &= ~0x40; } void LinkItem_ShovelAndFlute() { // 87a313 if (link_item_flute == 1) LinkItem_Shovel(); else if (link_item_flute != 0) LinkItem_Flute(); } void LinkItem_Shovel() { // 87a32c static const uint8 kShovelAnimDelay[] = { 7, 18, 16, 7, 18, 16 }; static const uint8 kShovelAnimDelay2[] = { 0, 1, 2, 0, 1, 2 }; if (!(button_mask_b_y & 0x40)) { if (is_standing_in_doorway || !CheckYButtonPress()) return; link_delay_timer_spin_attack = kShovelAnimDelay[0]; link_var30d = 0; player_handler_timer = 0; link_position_mode = 1; link_cant_change_direction |= 1; link_animation_steps = 0; } HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (!sign8(--link_delay_timer_spin_attack)) return; link_var30d++; link_delay_timer_spin_attack = kShovelAnimDelay[link_var30d]; player_handler_timer = kShovelAnimDelay2[link_var30d]; if (player_handler_timer == 1) { TileDetect_MainHandler(2); if (BYTE(word_7E04B2)) { Ancilla_Sfx3_Near(27); AncillaAdd_DugUpFlute(54, 0); } if (!((tiledetect_thick_grass | tiledetect_destruction_aftermath) & 1)) { Ancilla_AddHitStars(22, 0); // hit stars Ancilla_Sfx2_Near(5); } else { AncillaAdd_ShovelDirt(23, 0); // shovel dirt if (byte_7E03FC) DiggingGameGuy_AttemptPrizeSpawn(); Ancilla_Sfx2_Near(18); } } if (link_var30d == 3) { link_var30d = 0; player_handler_timer = 0; button_mask_b_y &= 0x80; link_position_mode = 0; link_cant_change_direction &= ~1; } } void LinkItem_Flute() { // 87a3db if (button_mask_b_y & 0x40) { if (--flute_countdown) return; button_mask_b_y &= ~0x40; } if (!CheckYButtonPress()) return; flute_countdown = 128; Ancilla_Sfx2_Near(19); if (player_is_indoors || overworld_screen_index & 0x40 || main_module_index == 11) return; int i = 4; do { if (ancilla_type[i] == 0x27) return; } while (--i >= 0); if (link_item_flute == 2) { if (overworld_screen_index == 0x18 && link_y_coord >= 0x760 && link_y_coord < 0x7e0 && link_x_coord >= 0x1cf && link_x_coord < 0x230) { submodule_index = 45; AncillaAdd_ExplodingWeatherVane(55, 0); } } else { AncillaAdd_Duck_take_off(39, 4); link_need_for_pullforrupees_sprite = 0; } } void LinkItem_Book() { // 87a471 if (button_mask_b_y & 0x40 || is_standing_in_doorway || !CheckYButtonPress()) return; button_mask_b_y &= ~0x40; if (byte_7E02ED) { Link_PerformDesertPrayer(); } else { Ancilla_Sfx2_Near(60); } } void LinkItem_Ether() { // 87a494 if (!CheckYButtonPress()) return; button_mask_b_y &= ~0x40; if (is_standing_in_doorway || flag_block_link_menu || dung_savegame_state_bits & 0x8000 || !((uint8)(link_sword_type + 1) & ~1) || super_bomb_going_off && savegame_tagalong == 13) { Ancilla_Sfx2_Near(60); return; } if (ancilla_type[0] | ancilla_type[1] | ancilla_type[2]) return; if (!LinkCheckMagicCost(1)) return; link_player_handler_state = kPlayerState_Ether; link_cant_change_direction |= 1; link_delay_timer_spin_attack = kEtherAnimDelays[0]; state_for_spin_attack = 0; step_counter_for_spin_attack = 0; byte_7E0324 = 0; Ancilla_Sfx3_Near(35); } void LinkState_UsingEther() { // 87a50f flag_unk1++; if (!sign8(--link_delay_timer_spin_attack)) return; step_counter_for_spin_attack++; if (step_counter_for_spin_attack == 4) { Ancilla_Sfx3_Near(35); } else if (step_counter_for_spin_attack == 9) { Ancilla_Sfx2_Near(44); } else if (step_counter_for_spin_attack == 12) { step_counter_for_spin_attack = 10; } link_delay_timer_spin_attack = kEtherAnimDelays[step_counter_for_spin_attack]; state_for_spin_attack = kEtherAnimStates[step_counter_for_spin_attack]; if (!byte_7E0324 && step_counter_for_spin_attack == 10) { byte_7E0324 = 1; AncillaAdd_EtherSpell(24, 0); link_auxiliary_state = 0; link_incapacitated_timer = 0; } } void LinkItem_Bombos() { // 87a569 if (!CheckYButtonPress()) return; button_mask_b_y &= ~0x40; if (is_standing_in_doorway || flag_block_link_menu || dung_savegame_state_bits & 0x8000 || !((uint8)(link_sword_type + 1) & ~1) || super_bomb_going_off && savegame_tagalong == 13) { Ancilla_Sfx2_Near(60); return; } if (ancilla_type[0] | ancilla_type[1] | ancilla_type[2]) return; if (!LinkCheckMagicCost(1)) return; link_player_handler_state = kPlayerState_Bombos; link_cant_change_direction |= 1; link_delay_timer_spin_attack = kBombosAnimDelays[0]; state_for_spin_attack = kBombosAnimStates[0]; step_counter_for_spin_attack = 0; byte_7E0324 = 0; Ancilla_Sfx3_Near(35); } void LinkState_UsingBombos() { // 87a5f7 flag_unk1++; if (!sign8(--link_delay_timer_spin_attack)) return; step_counter_for_spin_attack++; if (step_counter_for_spin_attack == 4) { Ancilla_Sfx3_Near(35); } else if (step_counter_for_spin_attack == 10) { Ancilla_Sfx2_Near(44); } else if (step_counter_for_spin_attack == 20) { step_counter_for_spin_attack = 19; } link_delay_timer_spin_attack = kBombosAnimDelays[step_counter_for_spin_attack]; state_for_spin_attack = kBombosAnimStates[step_counter_for_spin_attack]; if (!byte_7E0324 && step_counter_for_spin_attack == 19) { byte_7E0324 = 1; AncillaAdd_BombosSpell(25, 0); link_auxiliary_state = 0; link_incapacitated_timer = 0; } } void LinkItem_Quake() { // 87a64b if (!CheckYButtonPress()) return; button_mask_b_y &= ~0x40; if (is_standing_in_doorway || flag_block_link_menu || dung_savegame_state_bits & 0x8000 || !((uint8)(link_sword_type + 1) & ~1) || super_bomb_going_off && savegame_tagalong == 13) { Ancilla_Sfx2_Near(60); return; } if (ancilla_type[0] | ancilla_type[1] | ancilla_type[2]) return; if (!LinkCheckMagicCost(1)) return; link_player_handler_state = kPlayerState_Quake; link_cant_change_direction |= 1; link_delay_timer_spin_attack = kQuakeAnimDelays[0]; state_for_spin_attack = kQuakeAnimStates[0]; step_counter_for_spin_attack = 0; byte_7E0324 = 0; link_actual_vel_z_mirror = 40; link_actual_vel_z_copy_mirror = 40; BYTE(link_z_coord_mirror) = 0; Ancilla_Sfx3_Near(35); } void LinkState_UsingQuake() { // 87a6d6 flag_unk1++; link_actual_vel_x = link_actual_vel_y = 0; if (step_counter_for_spin_attack == 10) { link_actual_vel_z = link_actual_vel_z_mirror; link_actual_vel_z_copy = link_actual_vel_z_copy_mirror; BYTE(link_z_coord) = link_z_coord_mirror; link_auxiliary_state = 2; Player_ChangeZ(2); LinkHop_FindArbitraryLandingSpot(); link_actual_vel_z_mirror = link_actual_vel_z; link_actual_vel_z_copy_mirror = link_actual_vel_z_copy; BYTE(link_z_coord_mirror) = link_z_coord; if (!sign8(link_z_coord)) { state_for_spin_attack = sign8(link_actual_vel_z) ? 21 : 20; return; } } else { if (!sign8(--link_delay_timer_spin_attack)) return; } step_counter_for_spin_attack++; if (step_counter_for_spin_attack == 4) { Ancilla_Sfx3_Near(35); } else if (step_counter_for_spin_attack == 10) { Ancilla_Sfx2_Near(44); } else if (step_counter_for_spin_attack == 11) { Ancilla_Sfx2_Near(12); } else if (step_counter_for_spin_attack == 12) { step_counter_for_spin_attack = 11; } link_delay_timer_spin_attack = kQuakeAnimDelays[step_counter_for_spin_attack]; state_for_spin_attack = kQuakeAnimStates[step_counter_for_spin_attack]; if (!byte_7E0324 && step_counter_for_spin_attack == 11) { byte_7E0324 = 1; AncillaAdd_QuakeSpell(28, 0); link_auxiliary_state = 0; link_incapacitated_timer = 0; } } void Link_ActivateSpinAttack() { // 87a77a AncillaAdd_SpinAttackInitSpark(42, 0, 0); Link_AnimateVictorySpin(); } void Link_AnimateVictorySpin() { // 87a783 link_player_handler_state = 3; link_spin_offsets = (link_direction_facing >> 1) * 12; link_delay_timer_spin_attack = 3; state_for_spin_attack = kLinkSpinGraphicsByDir[link_spin_offsets]; step_counter_for_spin_attack = 0; button_b_frames = 144; link_cant_change_direction |= 1; button_mask_b_y = 0x80; LinkState_SpinAttack(); } void LinkState_SpinAttack() { // 87a804 CacheCameraPropertiesIfOutdoors(); if (link_auxiliary_state) { int i = 4; do { if (ancilla_type[i] == 0x2a || ancilla_type[i] == 0x2b) ancilla_type[i] = 0; } while (--i >= 0); link_z_coord &= 0xff; link_cant_change_direction &= ~1; link_delay_timer_spin_attack = 0; button_b_frames = 0; button_mask_b_y = 0; bitfield_for_a_button = 0; state_for_spin_attack = 0; step_counter_for_spin_attack = 0; link_speed_setting = 0; if (link_electrocute_on_touch) { if (link_cape_mode) Link_ForceUnequipCape_quietly(); Link_ResetSwordAndItemUsage(); link_disable_sprite_damage = 1; player_handler_timer = 0; link_delay_timer_spin_attack = 2; link_animation_steps = 0; link_direction &= ~0xf; Ancilla_Sfx3_Near(43); link_player_handler_state = kPlayerState_Electrocution; LinkState_Zapped(); } else { link_player_handler_state = kPlayerState_RecoilWall; LinkState_Recoil(); } return; } if (link_incapacitated_timer) { Link_HandleRecoilAndTimer(false); } else { link_direction = 0; Link_HandleVelocity(); Link_HandleCardinalCollision(); link_player_handler_state = kPlayerState_SpinAttacking; fallhole_var1 = 0; HandleIndoorCameraAndDoors(); } if (!sign8(--link_delay_timer_spin_attack)) return; step_counter_for_spin_attack++; if (step_counter_for_spin_attack == 2) Ancilla_Sfx3_Near(35); if (step_counter_for_spin_attack == 12) { link_cant_change_direction &= ~1; link_delay_timer_spin_attack = 0; button_b_frames = 0; state_for_spin_attack = 0; step_counter_for_spin_attack = 0; if (link_player_handler_state != kPlayerState_SpinAttackMotion) { button_mask_b_y = (button_b_frames) ? (joypad1H_last & 0x80) : 0; // wtf, it's zero, } link_player_handler_state = kPlayerState_Ground; } else { state_for_spin_attack = kLinkSpinGraphicsByDir[step_counter_for_spin_attack + link_spin_offsets]; link_delay_timer_spin_attack = kLinkSpinDelays[step_counter_for_spin_attack]; TileDetect_MainHandler(8); } } void LinkItem_Mirror() { // 87a91a if (!(button_mask_b_y & 0x40)) { if (!CheckYButtonPress()) return; if (savegame_tagalong == 10) { dialogue_message_index = 289; Main_ShowTextMessage(); return; } } button_mask_b_y &= ~0x40; if (is_standing_in_doorway || !cheatWalkThroughWalls && !player_is_indoors && !(overworld_screen_index & 0x40)) { Ancilla_Sfx2_Near(60); return; } DoSwordInteractionWithTiles_Mirror(); } void DoSwordInteractionWithTiles_Mirror() { // 87a95c if (player_is_indoors) { if (flag_block_link_menu) return; Mirror_SaveRoomData(); if (sound_effect_1 != 60) { index_of_changable_dungeon_objs[0] = 0; index_of_changable_dungeon_objs[1] = 0; } } else if (main_module_index != 11) { last_light_vs_dark_world = overworld_screen_index & 0x40; if (last_light_vs_dark_world) { bird_travel_y_lo[15] = link_y_coord; bird_travel_y_hi[15] = link_y_coord >> 8; bird_travel_x_lo[15] = link_x_coord; bird_travel_x_hi[15] = link_x_coord >> 8; } submodule_index = 35; link_need_for_pullforrupees_sprite = 0; link_triggered_by_whirlpool_sprite = 1; subsubmodule_index = 0; link_actual_vel_x = link_actual_vel_y = 0; link_player_handler_state = kPlayerState_Mirror; } } void LinkState_CrossingWorlds() { // 87a9b1 uint8 t; Link_ResetProperties_B(); TileCheckForMirrorBonk(); if ((overworld_screen_index & 0x40) != last_light_vs_dark_world && ((t = R12 | R14) & 0xc) != 0 && BitSum4(t) >= 2) goto do_mirror; if (BitSum4(tiledetect_deepwater) >= 2) { if (link_item_flippers) { link_is_in_deep_water = 1; link_some_direction_bits = link_direction_last; Link_ResetSwimmingState(); link_player_handler_state = kPlayerState_Swimming; Link_ForceUnequipCape_quietly(); link_speed_setting = 0; return; } if ((overworld_screen_index & 0x40) != last_light_vs_dark_world) { do_mirror: submodule_index = 44; link_need_for_pullforrupees_sprite = 0; link_triggered_by_whirlpool_sprite = 1; subsubmodule_index = 0; link_actual_vel_x = link_actual_vel_y = 0; link_player_handler_state = kPlayerState_Mirror; return; } CheckAbilityToSwim(); } if (link_is_in_deep_water) { link_is_in_deep_water = 0; link_direction_last = link_some_direction_bits; } link_countdown_for_dash = 0; link_is_running = 0; link_speed_setting = 0; button_mask_b_y = 0; button_b_frames = 0; link_cant_change_direction = 0; swimcoll_var5[0] &= ~0xff; link_actual_vel_y = 0; if ((overworld_screen_index & 0x40) != last_light_vs_dark_world) num_memorized_tiles = 0; link_player_handler_state = (link_item_moon_pearl || !(overworld_screen_index & 0x40)) ? kPlayerState_Ground : kPlayerState_PermaBunny; } void Link_PerformDesertPrayer() { // 87aa6c submodule_index = 5; saved_module_for_menu = main_module_index; main_module_index = 14; flag_unk1 = 1; some_animation_timer = 22; some_animation_timer_steps = 0; link_state_bits = 2; link_cant_change_direction |= 1; link_animation_steps = 0; link_direction &= ~0xf; sound_effect_ambient = 17; music_control = 242; } void HandleFollowersAfterMirroring() { // 87aaa2 TileDetect_MainHandler(0); link_animation_steps = 0; if (savegame_tagalong == 12 || savegame_tagalong == 13) { if (savegame_tagalong == 13) { super_bomb_indicator_unk2 = 0xfe; super_bomb_indicator_unk1 = 0; } if (super_bomb_going_off) { super_bomb_going_off = 0; savegame_tagalong = 0; } } else if (savegame_tagalong == 9 || savegame_tagalong == 10) { savegame_tagalong = 0; } else if (savegame_tagalong == 7 || savegame_tagalong == 8) { savegame_tagalong ^= (7 ^ 8); LoadFollowerGraphics(); AncillaAdd_DwarfPoof(0x40, 4); } if (!link_item_moon_pearl) { AncillaAdd_BunnyPoof(0x23, 4); Link_ForceUnequipCape_quietly(); link_bunny_transform_timer = 0; } else if (link_cape_mode) { Link_ForceUnequipCape(); link_bunny_transform_timer = 0; } } void LinkItem_Hookshot() { // 87ab25 if (button_mask_b_y & 0x40 || is_standing_in_doorway || bitmask_of_dragstate & 2 || !CheckYButtonPress()) return; ResetAllAcceleration(); player_handler_timer = 0; link_cant_change_direction |= 1; link_delay_timer_spin_attack = 7; link_animation_steps = 0; link_direction &= ~0xf; link_position_mode = 4; link_player_handler_state = kPlayerState_Hookshot; link_disable_sprite_damage = 1; AncillaAdd_Hookshot(31, 3); } void LinkState_Hookshotting() { // 87ab7c static const int8 kHookshotArrA[4] = { -8, -16, 0, 0 }; static const int8 kHookshotArrB[4] = { 0, 0, 4, -12 }; static const int8 kHookshotArrC[4] = { -64, 64, 0, 0 }; static const int8 kHookshotArrD[4] = { 0, 0, -64, 64 }; link_give_damage = 0; link_auxiliary_state = 0; link_incapacitated_timer = 0; int i = 4; while (ancilla_type[i] != 0x1f) { if (--i < 0) { if (!sign8(--link_delay_timer_spin_attack)) return; player_handler_timer = 0; link_disable_sprite_damage = 0; button_mask_b_y &= ~0x40; link_cant_change_direction &= ~1; link_position_mode &= ~4; link_player_handler_state = kPlayerState_Ground; if (button_b_frames >= 9) button_b_frames = 9; return; } } if (sign8(--link_delay_timer_spin_attack)) link_delay_timer_spin_attack = 0; if (!related_to_hookshot) { link_y_coord_safe_return_lo = link_y_coord; link_x_coord_safe_return_lo = link_x_coord; link_y_vel = link_x_vel = 0; Link_HandleCardinalCollision(); return; } player_on_somaria_platform = 0; uint8 hei = hookshot_effect_index; if (sign8(--ancilla_item_to_link[hei])) { ancilla_item_to_link[hei] = 0; } else { uint16 x = ancilla_x_lo[hei] | (ancilla_x_hi[hei] << 8); uint16 y = ancilla_y_lo[hei] | (ancilla_y_hi[hei] << 8); int8 r4 = kHookshotArrA[ancilla_dir[hei]]; int8 r6 = kHookshotArrB[ancilla_dir[hei]]; link_actual_vel_x = link_actual_vel_y = 0; int8 r8 = kHookshotArrC[ancilla_dir[hei]]; int8 r10 = kHookshotArrD[ancilla_dir[hei]]; uint16 yd = (int16)(y + r4 - link_y_coord); if ((int16)yd < 0) yd = -yd; if (yd >= 2) link_actual_vel_y = r8; uint16 xd = (int16)(x + r6 - link_x_coord); if ((int16)xd < 0) xd = -xd; if (xd >= 2) link_actual_vel_x = r10; if (link_actual_vel_x | link_actual_vel_y) goto loc_87AD49; } ancilla_type[hei] = 0; tagalong_var7 = tagalong_var1; link_player_handler_state = kPlayerState_Ground; player_handler_timer = 0; link_delay_timer_spin_attack = 0; related_to_hookshot = 0; button_mask_b_y &= ~0x40; link_cant_change_direction &= ~1; link_position_mode &= ~4; link_disable_sprite_damage = 0; if (ancilla_arr1[hei]) { link_is_on_lower_level_mirror ^= 1; dung_cur_floor--; if (kind_of_in_room_staircase == 0) { BYTE(dungeon_room_index2) = dungeon_room_index; BYTE(dungeon_room_index) += 0x10; } if (kind_of_in_room_staircase != 2) { link_is_on_lower_level ^= 1; } Dungeon_FlagRoomData_Quadrants(); } Player_TileDetectNearby(); if (tiledetect_deepwater & 0xf && !link_is_in_deep_water) { link_is_in_deep_water = 1; link_some_direction_bits = link_direction_last; Link_ResetSwimmingState(); AncillaAdd_Splash(21, 0); link_player_handler_state = kPlayerState_Swimming; Link_ForceUnequipCape_quietly(); link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; link_speed_setting = 0; if (player_is_indoors) link_is_on_lower_level = 1; if (button_b_frames >= 9) button_b_frames = 9; } else if (tiledetect_pit_tile & 0xf) { byte_7E005C = 9; link_this_controls_sprite_oam = 0; player_near_pit_state = 1; link_player_handler_state = kPlayerState_FallingIntoHole; if (button_b_frames >= 9) button_b_frames = 9; } else { link_y_coord_safe_return_lo = link_y_coord; link_y_coord_safe_return_hi = link_y_coord >> 8; link_x_coord_safe_return_lo = link_x_coord; link_x_coord_safe_return_hi = link_x_coord >> 8; Link_HandleCardinalCollision(); HandleIndoorCameraAndDoors(); } return; loc_87AD49: LinkHop_FindArbitraryLandingSpot(); TileDetect_MainHandler(5); if (player_is_indoors) { uint8 x = tiledetect_vertical_ledge >> 4 | tiledetect_vertical_ledge | detection_of_ledge_tiles_horiz_uphoriz; if (x & 1 && sign8(--hookshot_var1)) { hookshot_var1 = 3; related_to_hookshot ^= 2; } } draw_water_ripples_or_grass = 0; if (!(related_to_hookshot & 2)) { if (tiledetect_thick_grass & 1) { draw_water_ripples_or_grass = 2; if (!Link_PermissionForSloshSounds()) Ancilla_Sfx2_Near(26); } else if ((tiledetect_shallow_water | tiledetect_deepwater) & 1) { draw_water_ripples_or_grass++; Ancilla_Sfx2_Near((uint8)overworld_screen_index == 0x70 ? 27 : 28); } } HandleIndoorCameraAndDoors(); } void LinkItem_Cape() { // 87adc1 if (!link_cape_mode) { if (!sign8(--link_bunny_transform_timer)) { link_direction &= ~0xf; HaltLinkWhenUsingItems(); return; } link_bunny_transform_timer = 0; if (is_standing_in_doorway || !CheckYButtonPress()) return; button_mask_b_y &= ~0x40; if (!link_magic_power) { Ancilla_Sfx2_Near(60); dialogue_message_index = 123; Main_ShowTextMessage(); return; } player_handler_timer = 0; link_cape_mode = 1; cape_decrement_counter = kCapeDepletionTimers[link_magic_consumption]; link_bunny_transform_timer = 20; AncillaAdd_CapePoof(35, 4); Ancilla_Sfx2_Near(20); } else { link_disable_sprite_damage = 1; HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (!--cape_decrement_counter) { cape_decrement_counter = kCapeDepletionTimers[link_magic_consumption]; if (!--link_magic_power) { Link_ForceUnequipCape(); return; } } if (sign8(--link_bunny_transform_timer)) { link_bunny_transform_timer = 0; if (filtered_joypad_H & 0x40) Link_ForceUnequipCape(); } } } void Link_ForceUnequipCape() { // 87ae47 AncillaAdd_CapePoof(35, 4); Ancilla_Sfx2_Near(21); Link_ForceUnequipCape_quietly(); } void Link_ForceUnequipCape_quietly() { // 87ae54 link_bunny_transform_timer = 32; link_disable_sprite_damage = 0; link_cape_mode = 0; link_electrocute_on_touch = 0; } void HaltLinkWhenUsingItems() { // 87ae65 if (dung_hdr_collision_2 == 2 && (byte_7E0322 & 3) == 3) { link_y_vel = 0; link_x_vel = 0; link_direction = 0; link_subpixel_y = 0; link_subpixel_x = 0; link_moving_against_diag_tile = 0; } if (player_on_somaria_platform) link_direction = 0; } void Link_HandleCape_passive_LiftCheck() { // 87ae88 if (link_state_bits & 0x80) Player_CheckHandleCapeStuff(); } void Player_CheckHandleCapeStuff() { // 87ae8f if (link_cape_mode && eq_selected_y_item_copy == 19) { if (eq_selected_y_item_copy == eq_selected_y_item) { if (--cape_decrement_counter) return; cape_decrement_counter = kCapeDepletionTimers[link_magic_consumption]; if (!link_magic_power || --link_magic_power) return; } Link_ForceUnequipCape(); } } void LinkItem_CaneOfSomaria() { // 87aec0 static const uint8 kRodAnimDelays[] = { 3, 3, 5 }; if (!(button_mask_b_y & 0x40)) { if (player_on_somaria_platform || is_standing_in_doorway || !CheckYButtonPress()) return; int i = 4; while (ancilla_type[i] != 0x2c) { if (--i < 0) { if (!LinkCheckMagicCost(4)) return; break; } } link_debug_value_2 = 1; AncillaAdd_SomariaBlock(44, 1); link_delay_timer_spin_attack = kRodAnimDelays[0]; link_animation_steps = 0; player_handler_timer = 0; link_item_in_hand = 0; link_position_mode |= 8; } HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (!sign8(--link_delay_timer_spin_attack)) return; player_handler_timer++; link_delay_timer_spin_attack = kRodAnimDelays[player_handler_timer]; if (player_handler_timer != 3) return; link_speed_setting = 0; player_handler_timer = 0; link_delay_timer_spin_attack = 0; link_debug_value_2 = 0; button_mask_b_y &= ~0x40; link_position_mode &= ~8; } void LinkItem_CaneOfByrna() { // 87af3e static const uint8 kByrnaDelays[] = { 19, 7, 13, 32 }; if (SearchForByrnaSpark()) return; if (!(button_mask_b_y & 0x40)) { if (is_standing_in_doorway || !CheckYButtonPress()) return; if (!LinkCheckMagicCost(8)) goto out; AncillaAdd_CaneOfByrnaInitSpark(48, 0); link_spin_attack_step_counter = 0; link_delay_timer_spin_attack = kByrnaDelays[0]; link_var30d = 0; player_handler_timer = 0; link_position_mode = 8; link_cant_change_direction |= 1; link_animation_steps = 0; } HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (!sign8(--link_delay_timer_spin_attack)) return; player_handler_timer++; link_delay_timer_spin_attack = kByrnaDelays[player_handler_timer]; if (player_handler_timer == 1) { Ancilla_Sfx3_Near(42); } else if (player_handler_timer == 3) { out: link_var30d = 0; player_handler_timer = 0; button_mask_b_y &= 0x80; link_position_mode = 0; link_cant_change_direction &= ~1; } } bool SearchForByrnaSpark() { // 87afb5 if (link_position_mode & 8) return false; int i = 4; do { if (ancilla_type[i] == 0x31) return true; } while (--i >= 0); return false; } void LinkItem_Net() { // 87aff8 static const uint8 kBugNetTimers[] = { 11, 6, 7, 8, 1, 2, 3, 4, 5, 6, 1, 2, 3, 4, 5, 6, 7, 8, 1, 2, 9, 4, 5, 6, 7, 8, 1, 2, 3, 4, 10, 8, 1, 2, 3, 4, 5, 6, 7, 8 }; if (!(button_mask_b_y & 0x40)) { if (is_standing_in_doorway || !CheckYButtonPress()) return; player_handler_timer = kBugNetTimers[(link_direction_facing >> 1) * 10]; link_delay_timer_spin_attack = 3; link_var30d = 0; link_position_mode = 16; link_cant_change_direction |= 1; link_animation_steps = 0; Ancilla_Sfx2_Near(50); } HaltLinkWhenUsingItems(); link_direction &= ~0xf; if (!sign8(--link_delay_timer_spin_attack)) return; link_var30d++; link_delay_timer_spin_attack = 3; player_handler_timer = kBugNetTimers[(link_direction_facing >> 1) * 10 + link_var30d]; if (link_var30d == 10) { link_var30d = 0; player_handler_timer = 0; button_mask_b_y &= 0x80; link_position_mode = 0; link_cant_change_direction &= ~1; player_oam_x_offset = 0x80; player_oam_y_offset = 0x80; } } bool CheckYButtonPress() { // 87b073 if (button_mask_b_y & 0x40 || link_incapacitated_timer || !(filtered_joypad_H & 0x40)) return false; button_mask_b_y |= 0x40; return true; } bool LinkCheckMagicCost(uint8 x) { // 87b0ab uint8 cost = kLinkItem_MagicCosts[x * 3 + link_magic_consumption]; uint8 a = link_magic_power; if (a && (a -= cost) < 0x80) { link_magic_power = a; return true; } if (x != 3) { Ancilla_Sfx2_Near(60); dialogue_message_index = 123; Main_ShowTextMessage(); } return false; } void Refund_Magic(uint8 x) { // 87b0e9 uint8 cost = kLinkItem_MagicCosts[x * 3 + link_magic_consumption]; link_magic_power += cost; } void Link_ItemReset_FromOverworldThings() { // 87b107 some_animation_timer_steps = 0; bitfield_for_a_button = 0; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; link_cant_change_direction &= ~1; } void Link_PerformThrow() { // 87b11c if (!(flag_is_sprite_to_pick_up | flag_is_ancilla_to_pick_up)) { Link_ResetSwordAndItemUsage(); bitfield_for_a_button = 0; int i = 15; while (sprite_state[i] != 0) { if (--i < 0) return; } if (interacting_with_liftable_tile_x1 == 5 || interacting_with_liftable_tile_x1 == 6) { player_handler_timer = 1; } else { Point16U pt; uint8 attr = player_is_indoors ? Dungeon_LiftAndReplaceLiftable(&pt) : Overworld_HandleLiftableTiles(&pt); i = 8; while (kLink_Lift_tab[i] != attr) { if (--i < 0) return; } flag_is_sprite_to_pick_up = 1; Sprite_SpawnThrowableTerrain(i, pt.x, pt.y); filtered_joypad_L &= ~0x80; player_handler_timer = 0; } } else { player_handler_timer = 0; } button_mask_b_y = 0; some_animation_timer = 6; link_picking_throw_state = 1; link_state_bits = 0x80; some_animation_timer_steps = 0; link_speed_setting = 12; link_animation_steps = 0; link_direction &= 0xf0; link_cant_change_direction |= 1; } void Link_APress_LiftCarryThrow() { // 87b1ca if (!link_state_bits) return; // throwing? if ((link_picking_throw_state & 2) && some_animation_timer >= 5) some_animation_timer = 5; // picking up? if (link_picking_throw_state) HaltLinkWhenUsingItems(); if (link_picking_throw_state & 1) { link_animation_steps = 0; link_counter_var1 = 0; link_direction &= ~0xf; } if (--some_animation_timer) return; if (link_picking_throw_state & 2) { link_state_bits = 0; bitmask_of_dragstate = 0; link_speed_setting = 0; if (link_player_handler_state == 24) link_player_handler_state = 0; } else { static const uint8 kLiftTab0[10] = { 8, 24, 8, 24, 8, 32, 6, 8, 13, 13 }; static const uint8 kLiftTab1[10] = { 0, 1, 0, 1, 0, 1, 0, 1, 2, 3 }; static const uint8 kLiftTab2[] = { 6, 7, 7, 5, 10, 0, 23, 0, 18, 0, 18, 0, 8, 0, 8, 0, 254, 255, 17, 0, 0x54, 0x52, 0x50, 0xFF, 0x51, 0x53, 0x55, 0x56, 0x57}; if (player_handler_timer != 0) { if (player_handler_timer + 1 != 9) { player_handler_timer++; some_animation_timer = kLiftTab0[player_handler_timer]; some_animation_timer_steps = kLiftTab1[player_handler_timer]; if (player_handler_timer == 6) { BYTE(dung_secrets_unk1) = 0; Point16U pt; uint8 what = (player_is_indoors) ? Dungeon_LiftAndReplaceLiftable(&pt) : Overworld_HandleLiftableTiles(&pt); link_player_handler_state = 24; flag_is_sprite_to_pick_up = 1; Sprite_SpawnThrowableTerrain((what & 0xf) + 1, pt.x, pt.y); filtered_joypad_L &= ~0x80; } return; } } else { // todo: This is an OOB read triggered when lifting for too long some_animation_timer = kLiftTab2[++some_animation_timer_steps]; assert(some_animation_timer_steps < arraysize(kLiftTab2)); if (some_animation_timer_steps != 3) return; } } // stop animation link_picking_throw_state = 0; link_cant_change_direction &= ~1; } void Link_PerformDash() { // 87b281 if (player_on_somaria_platform) return; if (flag_is_sprite_to_pick_up | flag_is_ancilla_to_pick_up) return; if (link_state_bits & 0x80) return; bitfield_for_a_button = 0; link_countdown_for_dash = 29; link_dash_ctr = 64; link_player_handler_state = kPlayerState_StartDash; link_is_running = 1; button_mask_b_y &= 0x80; link_state_bits = 0; link_item_in_hand = 0; bitmask_of_dragstate = 0; link_moving_against_diag_tile = 0; if (savegame_tagalong == kTagalongArr1[savegame_tagalong]) { printf("Warning: Write to CART!\n"); link_speed_setting = 0; timer_tagalong_reacquire = 64; } } void Link_PerformGrab() { // 87b2ee if ((button_mask_b_y & 0x80) && button_b_frames >= 9) return; link_grabbing_wall = 1; link_cant_change_direction |= 1; link_animation_steps = 0; some_animation_timer_steps = 0; some_animation_timer = 0; link_var30d = 0; } void Link_APress_PullObject() { // 87b322 link_direction &= ~0xf; if (!(kGrabWallDirs[link_direction_facing >> 1] & joypad1H_last)) { link_var30d = 0; goto set; } else if (sign8(--some_animation_timer)) { link_var30d = (link_var30d + 1 == 7) ? 1 : link_var30d + 1; set: some_animation_timer_steps = kGrabWall_AnimSteps[link_var30d]; some_animation_timer = kGrabWall_AnimTimer[link_var30d]; } if (!(joypad1L_last & 0x80)) { link_var30d = 0; some_animation_timer_steps = 0; link_grabbing_wall = 0; bitfield_for_a_button = 0; link_cant_change_direction &= ~1; } } void Link_PerformStatueDrag() { // 87b371 link_grabbing_wall = 2; link_cant_change_direction |= 1; link_animation_steps = 0; some_animation_timer_steps = 0; some_animation_timer = kGrabWall_AnimTimer[0]; link_var30d = 0; } void Link_APress_StatueDrag() { // 87b389 link_speed_setting = 20; int j; if (!(j = joypad1H_last & kGrabWallDirs[link_direction_facing >> 1])) { link_direction = 0; link_x_vel = link_y_vel = 0; link_animation_steps = 0; link_var30d = 0; } else { link_direction = j; if (!sign8(--some_animation_timer)) goto skip_set; link_var30d = (link_var30d + 1 == 7) ? 1 : link_var30d + 1; } some_animation_timer_steps = kGrabWall_AnimSteps[link_var30d]; some_animation_timer = kGrabWall_AnimTimer[link_var30d]; skip_set: if (!(joypad1L_last & 0x80)) { link_speed_setting = 0; link_is_near_moveable_statue = 0; link_var30d = 0; some_animation_timer_steps = 0; link_grabbing_wall = 0; bitfield_for_a_button = 0; link_cant_change_direction &= ~1; } } void Link_PerformRupeePull() { // 87b3e5 if (link_direction_facing != 0) return; Link_ResetProperties_A(); link_grabbing_wall = 2; link_cant_change_direction |= 2; link_animation_steps = 0; some_animation_timer_steps = 0; some_animation_timer = kGrabWall_AnimTimer[0]; link_var30d = 0; link_player_handler_state = kPlayerState_PullForRupees; link_actual_vel_y = 0; link_actual_vel_x = 0; button_mask_b_y = 0; } void LinkState_TreePull() { // 87b416 CacheCameraPropertiesIfOutdoors(); if (link_auxiliary_state) { HandleLink_From1D(); return; } if (link_grabbing_wall) { if (!button_mask_b_y) { if (!(joypad1L_last & 0x80)) { link_grabbing_wall = 0; link_var30d = 0; some_animation_timer = 2; some_animation_timer_steps = 0; link_cant_change_direction = 0; link_player_handler_state = 0; LinkState_Default(); return; } if (!(joypad1H_last & 4)) goto out; button_mask_b_y = 4; Ancilla_Sfx2_Near(0x22); } if (!sign8(--some_animation_timer)) goto out; int j = ++link_var30d; some_animation_timer_steps = kGrabWall_AnimSteps[j]; some_animation_timer = kGrabWall_AnimTimer[j]; if (j != 7) goto out; link_grabbing_wall = 0; link_var30d = 0; some_animation_timer = 2; some_animation_timer_steps = 0; link_state_bits = 1; link_picking_throw_state = 0; } if (bitmask_of_dragstate & 9) { reset_to_normal: link_direction_facing = 0; link_state_bits = 0; link_cant_change_direction = 0; link_player_handler_state = kPlayerState_Ground; return; } if (link_var30d == 9) { if (!(filtered_joypad_H & 0xf)) goto out2; link_player_handler_state = kPlayerState_Ground; LinkState_Default(); return; } AncillaAdd_DashDust_charging(0x1e, 0); if (sign8(--some_animation_timer)) { static const uint8 kGrabWall_AnimSteps2[10] = { 0, 1, 2, 3, 4, 0, 1, 2, 3, 0x20 }; // oob read int j = ++link_var30d; some_animation_timer_steps = kGrabWall_AnimSteps2[j]; some_animation_timer = 2; link_actual_vel_y = 48; if (j == 9) goto reset_to_normal; } Flag67WithDirections(); if (!(link_direction & 3)) link_actual_vel_x = 0; if (!(link_direction & 0xc)) link_actual_vel_y = 0; out: LinkHop_FindArbitraryLandingSpot(); out2: Link_HandleCardinalCollision(); HandleIndoorCameraAndDoors(); } void Link_PerformRead() { // 87b4f2 if (player_is_indoors) { dialogue_message_index = Dungeon_GetTeleMsg(dungeon_room_index); } else { dialogue_message_index = (sram_progress_indicator < 2) ? 0x3A : Overworld_GetSignText(overworld_screen_index); } Main_ShowTextMessage(); bitfield_for_a_button = 0; } void Link_PerformOpenChest() { // 87b574 static const uint8 kReceiveItemAlternates[] = { 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 68, 255, 255, 255, 255, 255, 53, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 70, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255 }; if (link_direction_facing || item_receipt_method || link_auxiliary_state) return; bitfield_for_a_button = 0; int chest_position = -1; uint8 item = OpenChestForItem(index_of_interacting_tile, &chest_position); if (sign8(item)) { item_receipt_method = 0; return; } assert(chest_position != -1); item_receipt_method = 1; uint8 alt = kReceiveItemAlternates[item]; if (alt != 0xff) { uint16 ram_addr = kMemoryLocationToGiveItemTo[item]; if (g_ram[ram_addr]) item = alt; } Link_ReceiveItem(item, chest_position); } bool Link_CheckNewAPress() { // 87b5c0 if (bitfield_for_a_button & 0x80 || link_incapacitated_timer || !(filtered_joypad_L & 0x80)) return false; bitfield_for_a_button |= 0x80; return true; } bool Link_HandleToss() { // 87b5d6 if (!(bitfield_for_a_button & 0x80) || !(filtered_joypad_L & 0x80) || (link_picking_throw_state & 1)) return false; link_var30d = 0; link_var30e = 0; some_animation_timer_steps = 0; bitfield_for_a_button = 0; link_cant_change_direction &= ~1; // debug stuff here return true; } void Link_HandleDiagonalCollision() { // 87b64f if (CheckIfRoomNeedsDoubleLayerCheck()) { Player_LimitDirections_Inner(); CreateVelocityFromMovingBackground(); } link_direction &= 0xf; Player_LimitDirections_Inner(); } void Player_LimitDirections_Inner() { // 87b660 link_direction_mask_a = 0xf; link_direction_mask_b = 0xf; link_num_orthogonal_directions = 0; static const uint8 kMasks[4] = { 7, 0xB, 0xD, 0xE }; if (link_direction & 0xC) { link_num_orthogonal_directions++; link_last_direction_moved_towards = link_direction & 8 ? 0 : 1; TileDetect_Movement_VerticalSlopes(link_last_direction_moved_towards); if ((R14 & 0x30) && !(tiledetect_var1 & 2) && !(((R14 & 0x30) >> 4) & link_direction) && (link_direction & 3)) { link_direction_mask_a = kMasks[(link_direction & 2) ? 2 : 3]; } else { if (dung_hdr_collision == 0) { if (link_auxiliary_state != 0 && (R12 & 3)) goto set_thingy; } if (R14 & 3) { link_moving_against_diag_tile = 0; if (link_flag_moving && (bitfield_spike_cactus_tiles & 3) == 0 && (link_direction & 3)) { swimcoll_var1[0] = 0; swimcoll_var5[0] = 0; swimcoll_var7[0] = 0; swimcoll_var9[0] = 0; } set_thingy: fallhole_var1 = 1; link_direction_mask_a = kMasks[link_last_direction_moved_towards]; } } if (link_direction & 3) { link_num_orthogonal_directions++; link_last_direction_moved_towards = link_direction & 2 ? 2 : 3; TileDetect_Movement_HorizontalSlopes(link_last_direction_moved_towards); if ((R14 & 0x30) && (tiledetect_var1 & 2) && !(((R14 & 0x30) >> 2) & link_direction) && (link_direction & 0xC)) { link_direction_mask_b = kMasks[(link_direction & 8) ? 0 : 1]; } else { if (dung_hdr_collision == 0) { if (link_auxiliary_state != 0 && (R12 & 3)) goto set_thingy_b; } if (R14 & 3) { link_moving_against_diag_tile = 0; if (link_flag_moving && (bitfield_spike_cactus_tiles & 3) == 0 && (link_direction & 0xC)) { swimcoll_var1[1] = 0; swimcoll_var5[1] = 0; swimcoll_var7[1] = 0; swimcoll_var9[1] = 0; } set_thingy_b: fallhole_var1 = 1; link_direction_mask_b = kMasks[link_last_direction_moved_towards]; } } link_direction &= link_direction_mask_a & link_direction_mask_b; } } // ending if ((link_direction & 0xf) && (link_moving_against_diag_tile & 0xf)) link_direction = link_moving_against_diag_tile & 0xf; if (link_num_orthogonal_directions == 2) { link_num_orthogonal_directions = (link_direction_facing & 4) ? 2 : 1; } else { link_num_orthogonal_directions = 0; } } void Link_HandleCardinalCollision() { // 87b7c7 tiledetect_diag_state = 0; tiledetect_diagonal_tile = 0; if (((link_moving_against_diag_tile & 0x30) != 0 || (Link_HandleDiagonalKickback(), moving_against_diag_deadlocked == 0)) && CheckIfRoomNeedsDoubleLayerCheck()) { if (dung_hdr_collision < 2 || dung_hdr_collision == 3) goto yx; tile_coll_flag = 2; Player_TileDetectNearby(); byte_7E0316 = R14; if (byte_7E0316 == 0) goto yx; link_y_vel += dung_floor_y_vel; link_x_vel += dung_floor_x_vel; uint8 a; a = R14; if (a == 12 || a == 3) goto yx; if (a == 10 || a == 5) goto xy; if ((a & 0xc) == 0 && (a & 3) == 0) goto yx; if (link_y_vel) goto xy; if (!link_x_vel) goto yx; if (sign8(dung_floor_y_vel)) { yx: RunSlopeCollisionChecks_VerticalFirst(); } else { xy: RunSlopeCollisionChecks_HorizontalFirst(); } CreateVelocityFromMovingBackground(); } // endif_1 if (dung_hdr_collision == 2) { Player_TileDetectNearby(); if ((R14 | byte_7E0316) == 0xf) { if (!countdown_for_blink) countdown_for_blink = 58; if (link_direction == 0) { if (BYTE(dung_floor_y_vel)) link_y_vel = -link_y_vel; if (BYTE(dung_floor_x_vel)) link_x_vel = -link_x_vel; } } tile_coll_flag = 1; RunSlopeCollisionChecks_VerticalFirst(); } else if (dung_hdr_collision == 3) { tile_coll_flag = 1; RunSlopeCollisionChecks_HorizontalFirst(); } else if (dung_hdr_collision == 4 || (link_x_vel | link_y_vel) != 0) { tile_coll_flag = 1; RunSlopeCollisionChecks_VerticalFirst(); } else { uint8 st = link_player_handler_state; if (st != 19 && st != 8 && st != 9 && st != 10 && st != 3) { Player_TileDetectNearby(); if (tiledetect_pit_tile & 0xf) { link_player_handler_state = 1; if (!link_is_running) link_speed_setting = 4; } } } TileDetect_MainHandler(0); if (link_num_orthogonal_directions != 0) link_moving_against_diag_tile = 0; if (link_player_handler_state != 11) { link_y_vel = link_y_coord - link_y_coord_safe_return_lo; if (link_y_vel) link_direction = (link_direction & 3) | (sign8(link_y_vel) ? 8 : 4); } link_x_vel = link_x_coord - link_x_coord_safe_return_lo; if (link_x_vel) link_direction = (link_direction & 0xC) | (sign8(link_x_vel) ? 2 : 1); if (!player_is_indoors || dung_hdr_collision != 4 || link_player_handler_state != kPlayerState_Swimming) return; if (dung_floor_y_vel && (uint8)(link_y_vel - dung_floor_y_vel) == 0) link_direction &= sign8(dung_floor_y_vel) ? ~8 : ~4; if (dung_floor_x_vel && (uint8)(link_x_vel - dung_floor_x_vel) == 0) link_direction &= sign8(dung_floor_x_vel) ? ~2 : ~1; } void RunSlopeCollisionChecks_VerticalFirst() { // 87b956 if (!(link_moving_against_diag_tile & 0x20)) StartMovementCollisionChecks_Y(); if (!(link_moving_against_diag_tile & 0x10)) StartMovementCollisionChecks_X(); } void RunSlopeCollisionChecks_HorizontalFirst() { // 87b969 if (!(link_moving_against_diag_tile & 0x10)) StartMovementCollisionChecks_X(); if (!(link_moving_against_diag_tile & 0x20)) StartMovementCollisionChecks_Y(); } bool CheckIfRoomNeedsDoubleLayerCheck() { // 87b97c if (dung_hdr_collision == 0 || dung_hdr_collision == 4) return false; if (dung_hdr_collision >= 2) { link_y_coord += BG1VOFS_copy2 - BG2VOFS_copy2; related_to_moving_floor_y = link_y_coord; link_x_coord += BG1HOFS_copy2 - BG2HOFS_copy2; related_to_moving_floor_x = link_x_coord; } link_is_on_lower_level = 1; return true; } void CreateVelocityFromMovingBackground() { // 87b9b3 if (dung_hdr_collision != 1) { uint16 x = link_x_coord - related_to_moving_floor_x; uint16 y = link_y_coord - related_to_moving_floor_y; link_y_coord += BG2VOFS_copy2 - BG1VOFS_copy2; link_x_coord += BG2HOFS_copy2 - BG1HOFS_copy2; if (link_direction) { link_x_vel += x; link_y_vel += y; } } link_is_on_lower_level = 0; } void StartMovementCollisionChecks_Y() { // 87ba0a if (!link_y_vel) return; if (is_standing_in_doorway == 1) link_last_direction_moved_towards = (uint8)link_y_coord < 0x80 ? 0 : 1; else link_last_direction_moved_towards = sign8(link_y_vel) ? 0 : 1; TileDetect_Movement_Y(link_last_direction_moved_towards); if (player_is_indoors) StartMovementCollisionChecks_Y_HandleIndoors(); else StartMovementCollisionChecks_Y_HandleOutdoors(); } void StartMovementCollisionChecks_Y_HandleIndoors() { // 87ba35 if (sign8(link_state_bits) || link_incapacitated_timer != 0) { R14 |= R14 >> 4; } else { if (is_standing_in_doorway == 2) { if (link_num_orthogonal_directions == 0) { if (dung_hdr_collision != 3 || link_is_on_lower_level == 0) { Link_AddInVelocityY(); ChangeAxisOfPerpendicularDoorMovement_Y(); return; } goto label_3; } else if (tiledetect_var1) { Link_AddInVelocityY(); goto endif_1b; } } // else_3 if (R14 & 0x70) { if ((R14 >> 8) & 7) { force_move_any_direction = (sign8(link_y_vel)) ? 8 : 4; } // endif_6 is_standing_in_doorway = 1; byte_7E03F3 = 0; if ((R14 & 0x70) != 0x70) { if (R14 & 5) { // if_7 link_moving_against_diag_tile = 0; Link_AddInVelocityYFalling(); CalculateSnapScratch_Y(); is_standing_in_doorway = 0; if (R14 & 0x20 && (R14 & 1) == 0 && (link_x_coord & 7) == 1) link_x_coord &= ~7; goto else_7; } if (R14 & 0x20) goto else_7; } else { // else_7 else_7: if (!(tile_coll_flag & 2)) link_cant_change_direction &= ~2; return; } } } // endif_1 if (!(tile_coll_flag & 2)) { is_standing_in_doorway = 0; } endif_1b: if (!(tile_coll_flag & 2)) { link_cant_change_direction &= ~2; room_transitioning_flags = 0; force_move_any_direction = 0; } // label_3 label_3: if ((R14 & 7) == 0 && (R12 & 5) != 0) { byte_7E03F3 = 0; FlagMovingIntoSlopes_Y(); if ((link_moving_against_diag_tile & 0xf) != 0) return; } // endif_9 link_moving_against_diag_tile = 0; if (tiledetect_key_lock_gravestones & 0x20) { uint16 bak = R14; int dummy; OpenChestForItem(tiledetect_tile_type, &dummy); tiledetect_tile_type = 0; R14 = bak; } if (!link_is_on_lower_level) { if (tiledetect_water_staircase & 7) { byte_7E0322 |= 1; } else if ((bitfield_spike_cactus_tiles & 7) == 0 && (R14 & 2) == 0) { // else_11 byte_7E0322 &= ~1; } // endif_11 } else { // else_10 if ((tiledetect_moving_floor_tiles & 7) != 0) { byte_7E0322 |= 2; } else { byte_7E0322 &= ~2; } } // endif_11 if (tiledetect_misc_tiles & 0x2200) { uint16 dy = tiledetect_misc_tiles & 0x2000 ? 8 : 0; static const uint8 kLink_DoMoveXCoord_Indoors_dx[] = { 8, 8, 0, 15 }; static const uint8 kLink_DoMoveXCoord_Indoors_dy[] = { 8, 24, 16, 16 }; link_rupees_goal += 5; uint16 y = link_y_coord + kLink_DoMoveXCoord_Indoors_dy[link_last_direction_moved_towards] - dy; uint16 x = link_x_coord + kLink_DoMoveXCoord_Indoors_dx[link_last_direction_moved_towards]; Dungeon_DeleteRupeeTile(x, y); Ancilla_Sfx3_Near(10); } // endif_12_norupee if (tiledetect_var4 & 0x22) { byte_7E03F3 = tiledetect_var4 & 0x20 ? 2 : 1; } else if (tiledetect_var4 & 0x2200) { byte_7E03F3 = tiledetect_var4 & 0x2000 ? 4 : 3; } else { if (!(bitfield_spike_cactus_tiles & 7) && !(R14 & 2)) byte_7E03F3 = 0; } // endif_15 if ((tiledetect_vertical_ledge & 7) == 7 && RunLedgeHopTimer()) { Link_CancelDash(); about_to_jump_off_ledge++; link_disable_sprite_damage = 1; link_auxiliary_state = 2; Ancilla_Sfx2_Near(0x20); goto endif_19; } else if ((tiledetect_deepwater & 7) == 7 && link_is_in_deep_water == 0) { // if_20 Link_CancelDash(); if (TS_copy == 0) { Dungeon_HandleLayerChange(); } else { link_is_in_deep_water = 1; link_some_direction_bits = link_direction_last; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; link_speed_setting = 0; Link_ResetSwimmingState(); Ancilla_Sfx2_Near(0x20); } endif_19: link_disable_sprite_damage = 1; Link_HopInOrOutOfWater_Y(); } else { // else_20 if ((tiledetect_normal_tiles & 2) && link_is_in_deep_water != 0) { if (link_auxiliary_state != 0) { R14 = 7; } else { Link_CancelDash(); link_direction_last = link_some_direction_bits; link_is_in_deep_water = 0; if (AncillaAdd_Splash(0x15, 0)) { link_is_in_deep_water = 1; R14 = 7; } else { link_disable_sprite_damage = 1; Link_HopInOrOutOfWater_Y(); } } } } // endif_21 if ((tiledetect_stair_tile & 7) == 7) { if (link_incapacitated_timer) { R14 &= ~0xff; R14 |= tiledetect_stair_tile & 7; HandlePushingBonkingSnaps_Y(); return; } if (tiledetect_inroom_staircase & 0x77) { submodule_index = tiledetect_inroom_staircase & 0x70 ? 16 : 8; main_module_index = 7; Link_CancelDash(); } if ((link_last_direction_moved_towards & 2) == 0) { link_speed_setting = 2; link_speed_modifier = 1; return; } } if (link_speed_setting == 2) link_speed_setting = link_is_running ? 16 : 0; if (link_speed_modifier == 1) link_speed_modifier = 2; if (tiledetect_pit_tile & 5 && (R14 & 2) == 0) { if (link_player_handler_state == 5 || link_player_handler_state == 2) return; byte_7E005C = 9; link_this_controls_sprite_oam = 0; player_near_pit_state = 1; link_player_handler_state = 1; return; } // endif_23 link_this_controls_sprite_oam = 0; if (bitfield_spike_cactus_tiles & 7) { if ((link_incapacitated_timer | countdown_for_blink | link_cape_mode) == 0) { if (((link_last_direction_moved_towards == 0) ? (link_y_coord & 4) == 0 : ((link_y_coord & 4) != 0)) && (countdown_for_blink == 0)) { link_give_damage = 8; Link_CancelDash(); Link_ForceUnequipCape_quietly(); LinkApplyTileRebound(); return; } } else { R14 &= ~0xFF; R14 |= bitfield_spike_cactus_tiles & 7; } // endif_24 } // endif_24 if (dung_hdr_collision == 0 || dung_hdr_collision == 4 || !link_is_on_lower_level) { if (tiledetect_var2 && link_num_orthogonal_directions == 0) { byte_7E02C2 = tiledetect_var2; if (!sign8(--gravestone_push_timeout)) goto endif_26; uint16 bits = tiledetect_var2; int i = 15; do { if (bits & 0x8000) { uint8 idx = FindFreeMovingBlockSlot(i); if (idx == 0xff) continue; R14 = idx; if (InitializePushBlock(idx, i * 2)) continue; Sprite_Dungeon_DrawSinglePushBlock(idx * 2); R14 = 4; // Unwanted side effect pushedblock_facing[idx] = link_last_direction_moved_towards * 2; push_block_direction = link_last_direction_moved_towards * 2; pushedblocks_target[idx] = (pushedblocks_y_lo[idx] - (link_last_direction_moved_towards == 1)) & 0xf; } } while (bits <<= 1, --i >= 0); } // endif_27 gravestone_push_timeout = 21; } // endif_26 endif_26: HandlePushingBonkingSnaps_Y(); } void HandlePushingBonkingSnaps_Y() { // 87bdb1 if (R14 & 7) { if (link_player_handler_state == kPlayerState_Swimming) { if ((uint8)dung_floor_y_vel == 0) ResetAllAcceleration(); if (link_num_orthogonal_directions != 0) { Link_AddInVelocityYFalling(); goto label_a; } } // endif_2 if (R14 & 2 || (R14 & 5) == 5) { uint16 bak = R14; Link_BonkAndSmash(); RepelDash(); R14 = bak; } fallhole_var1 = 1; if ((R14 & 2) == 2) { Link_AddInVelocityYFalling(); } else { if (link_num_orthogonal_directions == 1) goto returnb; Link_AddInVelocityYFalling(); if (link_num_orthogonal_directions == 2) goto returnb; } // endif_4 label_a: if ((R14 & 5) == 5) { Link_BonkAndSmash(); RepelDash(); } else if (R14 & 4) { uint8 tt = sign8(link_y_vel) ? link_y_vel : -link_y_vel; uint8 r0 = sign8(tt) ? 0xff : 1; if ((R14 & 2) == 0) { if (link_x_coord & 7) { link_x_coord += (int8)r0; HandleNudging(r0); return; } Link_BonkAndSmash(); RepelDash(); } } else { // else_7 uint8 tt = sign8(link_y_vel) ? -link_y_vel : link_y_vel; uint8 r0 = sign8(tt) ? 0xff : 1; if ((R14 & 2) == 0) { if (link_x_coord & 7) { link_x_coord += (int8)r0; HandleNudging(r0); return; } Link_BonkAndSmash(); RepelDash(); } } // endif_10 if (link_last_direction_moved_towards * 2 == link_direction_facing) { bitmask_of_dragstate |= (tile_coll_flag & 1) << 1; if (button_b_frames == 0 && !sign8(--link_timer_push_get_tired)) return; bitmask_of_dragstate |= (tiledetect_misc_tiles & 0x20) ? tile_coll_flag << 3 : tile_coll_flag; } } else {// else_1 if (link_is_on_lower_level) return; bitmask_of_dragstate &= ~9; } // endif_1 returnb: link_timer_push_get_tired = 32; bitmask_of_dragstate &= ~2; } void StartMovementCollisionChecks_Y_HandleOutdoors() { // 87beaf if (link_speed_setting == 2) link_speed_setting = link_is_running ? 16 : 0; if ((tiledetect_pit_tile & 5) != 0 && (R14 & 2) == 0) { if (link_player_handler_state != 5 && link_player_handler_state != 2) { // start fall into hole byte_7E005C = 9; link_this_controls_sprite_oam = 0; player_near_pit_state = 1; link_player_handler_state = 1; } return; } if (tiledetect_read_something & 2) { interacting_with_liftable_tile_x1 = interacting_with_liftable_tile_x2 >> 1; } else { interacting_with_liftable_tile_x1 = 0; } // endif_2 if ((tiledetect_deepwater & 2) && !link_is_in_deep_water && !link_auxiliary_state) { Link_ResetSwordAndItemUsage(); Link_CancelDash(); link_is_in_deep_water = 1; link_some_direction_bits = link_direction_last; link_grabbing_wall = 0; link_speed_setting = 0; Link_ResetSwimmingState(); if ((draw_water_ripples_or_grass == 1) && (Link_ForceUnequipCape_quietly(), link_item_flippers != 0)) { if (!link_is_bunny_mirror) link_player_handler_state = kPlayerState_Swimming; } else { Ancilla_Sfx2_Near(0x20); link_y_coord = (link_y_coord_safe_return_hi << 8) | link_y_coord_safe_return_lo; link_x_coord = (link_x_coord_safe_return_hi << 8) | link_x_coord_safe_return_lo; link_disable_sprite_damage = 1; Link_HopInOrOutOfWater_Y(); } } // endif_afterSwimCheck if (link_is_in_deep_water) { if (tiledetect_vertical_ledge & 7) { R14 = tiledetect_vertical_ledge & 7; HandlePushingBonkingSnaps_Y(); return; } if ((tiledetect_stair_tile & 7) == 7 || (tiledetect_normal_tiles & 7) == 7) { Link_CancelDash(); link_is_in_deep_water = 0; if (link_auxiliary_state == 0) { link_direction_last = link_some_direction_bits; link_disable_sprite_damage = 1; AncillaAdd_Splash(0x15, 0); Link_HopInOrOutOfWater_Y(); return; } } } if (detection_of_ledge_tiles_horiz_uphoriz & 2 || detection_of_unknown_tile_types & 0x22) { R14 = 7; HandlePushingBonkingSnaps_Y(); return; } if (tiledetect_vertical_ledge & 0x70 && RunLedgeHopTimer()) { Link_CancelDash(); link_disable_sprite_damage = 1; allow_scroll_z = 1; link_player_handler_state = 11; link_incapacitated_timer = 0; link_z_coord_mirror = -1; bitmask_of_dragstate = 0; link_speed_setting = 0; link_actual_vel_z_copy_mirror = link_actual_vel_z_mirror = link_is_in_deep_water ? 14 : 20; link_auxiliary_state = link_is_in_deep_water ? 4 : 2; return; } if (tiledetect_vertical_ledge & 7 && RunLedgeHopTimer()) { Ancilla_Sfx2_Near(0x20); link_disable_sprite_damage = 1; Link_CancelDash(); bitmask_of_dragstate = 0; link_speed_setting = 0; Link_FindValidLandingTile_North(); return; } if (!link_is_in_deep_water) { if (tiledetect_ledges_down_leftright & 7 && !(tiledetect_vertical_ledge & 0x77)) { uint8 xand = index_of_interacting_tile == 0x2f ? 4 : 1; if ((tiledetect_ledges_down_leftright & xand) && RunLedgeHopTimer()) { Link_CancelDash(); link_actual_vel_x = tiledetect_ledges_down_leftright & 4 ? 16 : -16; link_disable_sprite_damage = 1; bitmask_of_dragstate = 0; link_speed_setting = 0; allow_scroll_z = 1; link_auxiliary_state = 2; link_actual_vel_z_copy_mirror = link_actual_vel_z_mirror = 20; link_z_coord_mirror |= 0xff; link_incapacitated_timer = 0; link_player_handler_state = 14; return; } } // endif_6 if (detection_of_ledge_tiles_horiz_uphoriz & 0x70 && !(tiledetect_vertical_ledge & 0x77) && RunLedgeHopTimer()) { Link_CancelDash(); Ancilla_Sfx2_Near(0x20); link_last_direction_moved_towards = detection_of_ledge_tiles_horiz_uphoriz & 0x40 ? 3 : 2; link_disable_sprite_damage = 1; bitmask_of_dragstate = 0; link_speed_setting = 0; Link_FindValidLandingTile_DiagonalNorth(); return; } } // endif_7 if ((tiledetect_stair_tile & 7) == 7) { if (link_incapacitated_timer != 0) { R14 = tiledetect_stair_tile & 7; HandlePushingBonkingSnaps_Y(); return; } else if (!(link_last_direction_moved_towards & 2)) { link_speed_setting = 2; link_speed_modifier = 1; return; } } // endif_8 if (link_speed_setting == 2) link_speed_setting = link_is_running ? 16 : 0; if (link_speed_modifier == 1) link_speed_modifier = 2; if ((R14 & 7) == 0 && (R12 & 5) != 0) { FlagMovingIntoSlopes_Y(); if ((link_moving_against_diag_tile & 0xf) != 0) return; } // endif_11 link_moving_against_diag_tile = 0; if (tiledetect_key_lock_gravestones & 2 && link_last_direction_moved_towards == 0) { if (link_is_running || sign8(--gravestone_push_timeout)) { uint16 bak = R14; AncillaAdd_GraveStone(0x24, 4); R14 = bak; gravestone_push_timeout = 52; } } else { gravestone_push_timeout = 52; } // endif_12 if ((bitfield_spike_cactus_tiles & 7) != 0) { if ((link_incapacitated_timer | countdown_for_blink | link_cape_mode) == 0) { if (link_last_direction_moved_towards == 0 ? ((link_y_coord & 4) == 0) : ((link_y_coord & 4) != 0)) { link_give_damage = 8; Link_CancelDash(); Link_ForceUnequipCape_quietly(); LinkApplyTileRebound(); return; } } else { R14 = bitfield_spike_cactus_tiles & 7; } } // endif_13 HandlePushingBonkingSnaps_Y(); } bool RunLedgeHopTimer() { // carry // 87c16d bool rv = false; if (link_auxiliary_state != 1) { if (!link_is_running) { if (sign8(--link_timer_jump_ledge)) { link_timer_jump_ledge = 19; return true; } } else { rv = true; } } link_y_coord = link_y_coord_prev; link_x_coord = link_x_coord_prev; link_subpixel_y = link_subpixel_x = 0; return rv; } void Link_BonkAndSmash() { // 87c1a1 if (!link_is_running || (link_dash_ctr == 64) || !(bitmask_for_dashable_tiles & 0x70)) return; for (int i = 0; i < 2; i++) { Point16U pt; int j = Overworld_SmashRockPile(i != 0, &pt); if (j >= 0) { int k = FindInByteArray(kLink_Lift_tab, (uint8)j, 9); if (k >= 0) { if (k == 2 || k == 4) Ancilla_Sfx3_Near(0x32); Sprite_SpawnImmediatelySmashedTerrain(k, pt.x, pt.y); } } } } void Link_AddInVelocityYFalling() { // 87c1e4 link_y_coord -= (tiledetect_which_y_pos[0] & 7) - (sign8(link_y_vel) ? 8 : 0); } // Adjust X coord to fit through door void CalculateSnapScratch_Y() { // 87c1ff uint8 yv = link_y_vel; if (R14 & 4) { if (!sign8(yv)) yv = -yv; } else { if (sign8(yv)) yv = -yv; } link_x_coord += !sign8(yv) ? 1 : -1; } void ChangeAxisOfPerpendicularDoorMovement_Y() { // 87c23d link_cant_change_direction |= 2; uint8 t = (R14 | (R14 >> 4)) & 0xf; if (!(t & 7)) { is_standing_in_doorway = 0; return; } int8 vel; uint8 dir; if ((uint8)link_x_coord >= 0x80) { uint8 t = link_y_vel; if (!sign8(t)) t = -t; vel = sign8(t) ? -1 : 1; dir = 4; } else { uint8 t = link_y_vel; if (sign8(t)) t = -t; vel = sign8(t) ? -1 : 1; dir = 6; } if (!(link_cant_change_direction & 1)) link_direction_facing = dir; link_x_coord += vel; } void Link_AddInVelocityY() { // 87c29f link_y_coord -= (int8)link_y_vel; } void Link_HopInOrOutOfWater_Y() { // 87c2c3 static const uint8 kRecoilVelY[] = { 24, 16, 16 }; static const uint8 kRecoilVelZ[] = { 36, 24, 24 }; uint8 ts = !player_is_indoors ? 2 : about_to_jump_off_ledge ? 0 : TS_copy; int8 vel = kRecoilVelY[ts]; if (!link_last_direction_moved_towards) vel = -vel; link_actual_vel_y = vel; link_actual_vel_x = 0; link_actual_vel_z_copy = link_actual_vel_z = kRecoilVelZ[ts]; link_z_coord = 0; link_incapacitated_timer = 16; if (link_auxiliary_state != 2) { link_auxiliary_state = 1; link_electrocute_on_touch = 0; } link_player_handler_state = 6; } void Link_FindValidLandingTile_North() { // 87c36c uint16 y_coord_bak = link_y_coord; link_y_coord_original = link_y_coord; for (;;) { link_y_coord -= 16; TileDetect_Movement_Y(link_last_direction_moved_towards); uint8 k = tiledetect_normal_tiles | tiledetect_destruction_aftermath | tiledetect_thick_grass | tiledetect_deepwater; if ((k & 7) == 7) break; } if (tiledetect_deepwater & 7) { link_auxiliary_state = 1; link_electrocute_on_touch = 0; link_is_in_deep_water = 1; link_some_direction_bits = link_direction_last; Link_ResetSwimmingState(); link_grabbing_wall = 0; link_speed_setting = 0; } link_y_coord -= 16; link_y_coord_original -= link_y_coord; link_y_coord = y_coord_bak; uint8 o = (uint8)link_y_coord_original >> 3; static const uint8 kLink_MoveY_RecoilOther_dy[32] = { 16, 16, 20, 20, 24, 24, 28, 28, 32, 32, 36, 36, 40, 40, 44, 44, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48 }; static const uint8 kLink_MoveY_RecoilOther_dz[32] = { 24, 24, 24, 24, 28, 28, 28, 28, 32, 32, 32, 32, 36, 36, 36, 36, 40, 40, 40, 40, 44, 44, 44, 44, 48, 48, 48, 48, 52, 52, 52, 52 }; static const uint8 kLink_MoveY_RecoilOther_timer[32] = { 16, 16, 20, 20, 24, 24, 28, 28, 32, 32, 36, 36, 40, 40, 44, 44, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48, 48 }; int8 dy = kLink_MoveY_RecoilOther_dy[o]; link_actual_vel_y = (link_last_direction_moved_towards != 0) ? dy : -dy; link_actual_vel_x = 0; link_actual_vel_z_copy = link_actual_vel_z = kLink_MoveY_RecoilOther_dz[o]; link_z_coord = 0; link_incapacitated_timer = kLink_MoveY_RecoilOther_timer[o]; link_auxiliary_state = 2; link_electrocute_on_touch = 0; link_player_handler_state = 6; } void Link_FindValidLandingTile_DiagonalNorth() { // 87c46d uint8 b0 = link_y_coord_safe_return_lo; uint16 b1 = link_x_coord; uint8 dir = link_last_direction_moved_towards; link_actual_vel_x = (link_last_direction_moved_towards != 2 ? 1 : -1); link_last_direction_moved_towards = 0; LinkHop_FindLandingSpotDiagonallyDown(); link_x_coord = b1; link_y_coord_safe_return_lo = b0; uint16 o = (uint16)(link_y_coord_original - link_y_coord) >> 3; link_y_coord = link_y_coord_original; static const uint8 kLink_JumpOffLedgeUpDown_dx[32] = { 8, 8, 8, 8, 16, 16, 16, 16, 24, 24, 24, 24, 16, 16, 16, 16, 8, 20, 20, 20, 24, 24, 24, 24, 28, 28, 28, 28, 32, 32, 32, 32 }; static const uint8 kLink_JumpOffLedgeUpDown_dy[32] = { 8, 8, 8, 8, 16, 16, 20, 20, 24, 24, 24, 24, 32, 32, 32, 32, 8, 20, 20, 20, 24, 24, 24, 24, 28, 28, 28, 28, 32, 32, 32, 32 }; static const uint8 kLink_JumpOffLedgeUpDown_dz[32] = { 32, 32, 32, 32, 32, 32, 32, 32, 36, 36, 36, 36, 40, 40, 40, 40, 32, 40, 40, 40, 44, 44, 44, 44, 48, 48, 48, 48, 52, 52, 52, 52 }; link_actual_vel_y = -kLink_JumpOffLedgeUpDown_dy[o]; uint8 dx = kLink_JumpOffLedgeUpDown_dx[o]; link_actual_vel_x = (dir != 2) ? dx : -dx; link_actual_vel_z_copy = link_actual_vel_z = kLink_JumpOffLedgeUpDown_dz[o]; link_z_coord = 0; link_z_coord_mirror &= ~0xff; link_auxiliary_state = 2; link_electrocute_on_touch = 0; link_player_handler_state = 13; } void StartMovementCollisionChecks_X() { // 87c4d4 if (!link_x_vel) return; if (is_standing_in_doorway == 2) link_last_direction_moved_towards = (uint8)link_x_coord < 0x80 ? 2 : 3; else link_last_direction_moved_towards = sign8(link_x_vel) ? 2 : 3; TileDetect_Movement_X(link_last_direction_moved_towards); if (player_is_indoors) StartMovementCollisionChecks_X_HandleIndoors(); else StartMovementCollisionChecks_X_HandleOutdoors(); } void StartMovementCollisionChecks_X_HandleIndoors() { // 87c4ff if (sign8(link_state_bits) || link_incapacitated_timer != 0) { R14 |= R14 >> 4; } else { if (link_num_orthogonal_directions == 0) link_speed_modifier = 0; if (is_standing_in_doorway == 1 && link_num_orthogonal_directions == 0) { if (dung_hdr_collision != 3 || link_is_on_lower_level == 0) { SnapOnX(); int8 spd = ChangeAxisOfPerpendicularDoorMovement_X(); HandleNudgingInADoor(spd); return; } goto label_3; } // else_3 if (R14 & 0x70) { if ((R14 >> 8) & 7) { force_move_any_direction = (sign8(link_x_vel)) ? 2 : 1; } // endif_6 is_standing_in_doorway = 2; byte_7E03F3 = 0; if ((R14 & 0x70) != 0x70) { if (R14 & 7) { // if_7 link_moving_against_diag_tile = 0; is_standing_in_doorway = 0; SnapOnX(); CalculateSnapScratch_X(); return; } if (R14 & 0x70) goto else_7; } else { // else_7 else_7: if (!(tile_coll_flag & 2)) link_cant_change_direction &= ~2; return; } } } // endif_1 if (!(tile_coll_flag & 2)) { link_cant_change_direction &= ~2; is_standing_in_doorway = 0; room_transitioning_flags = 0; force_move_any_direction = 0; } // label_3 label_3: if ((R14 & 2) == 0 && (R12 & 5) != 0) { byte_7E03F3 = 0; FlagMovingIntoSlopes_X(); if ((link_moving_against_diag_tile & 0xf) != 0) return; } // endif_9 link_moving_against_diag_tile = 0; if (!link_is_on_lower_level) { if (tiledetect_water_staircase & 7) { byte_7E0322 |= 1; } else if ((bitfield_spike_cactus_tiles & 7) == 0 && (R14 & 2) == 0) { // else_11 byte_7E0322 &= ~1; } // endif_11 } else { // else_10 if ((tiledetect_moving_floor_tiles & 7) != 0) { byte_7E0322 |= 2; } else { byte_7E0322 &= ~2; } } // endif_11 if (tiledetect_misc_tiles & 0x2200) { uint16 dy = tiledetect_misc_tiles & 0x2000 ? 8 : 0; static const uint8 kLink_DoMoveXCoord_Indoors_dx[] = { 8, 8, 0, 15 }; static const uint8 kLink_DoMoveXCoord_Indoors_dy[] = { 8, 24, 16, 16 }; link_rupees_goal += 5; uint16 y = link_y_coord + kLink_DoMoveXCoord_Indoors_dy[link_last_direction_moved_towards] - dy; uint16 x = link_x_coord + kLink_DoMoveXCoord_Indoors_dx[link_last_direction_moved_towards]; Dungeon_DeleteRupeeTile(x, y); Ancilla_Sfx3_Near(10); } // endif_12_norupee if (tiledetect_var4 & 0x22) { byte_7E03F3 = tiledetect_var4 & 0x20 ? 2 : 1; } else if (tiledetect_var4 & 0x2200) { byte_7E03F3 = tiledetect_var4 & 0x2000 ? 4 : 3; } else { if (!(bitfield_spike_cactus_tiles & 7) && !(R14 & 2)) byte_7E03F3 = 0; } // endif_15 if ((detection_of_ledge_tiles_horiz_uphoriz & 7) == 7 && RunLedgeHopTimer()) { Link_CancelDash(); about_to_jump_off_ledge++; link_auxiliary_state = 2; goto endif_19; } else if ((tiledetect_deepwater & 7) == 7 && link_is_in_deep_water == 0 && link_player_handler_state != 6) { // if_20 link_y_coord = link_y_coord_safe_return_lo | link_y_coord_safe_return_hi << 8; link_x_coord = link_x_coord_safe_return_lo | link_x_coord_safe_return_hi << 8; Link_CancelDash(); if (TS_copy == 0) { Dungeon_HandleLayerChange(); } else { link_is_in_deep_water = 1; link_some_direction_bits = link_direction_last; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; link_speed_setting = 0; Link_ResetSwimmingState(); } endif_19: link_disable_sprite_damage = 1; Link_HopInOrOutOfWater_X(); Ancilla_Sfx2_Near(0x20); } else { // else_20 if ((tiledetect_normal_tiles & 7) == 7 && link_is_in_deep_water != 0) { if (link_auxiliary_state != 0) { R14 = 7; } else { Link_CancelDash(); if (link_auxiliary_state == 0) { link_direction_last = link_some_direction_bits; link_is_in_deep_water = 0; AncillaAdd_Splash(0x15, 0); link_disable_sprite_damage = 1; Link_HopInOrOutOfWater_X(); } } } } // endif_21 if (tiledetect_pit_tile & 5 && (R14 & 2) == 0) { if (link_player_handler_state == 5 || link_player_handler_state == 2) return; byte_7E005C = 9; link_this_controls_sprite_oam = 0; player_near_pit_state = 1; link_player_handler_state = 1; return; } // endif_23 player_near_pit_state = 0; if (bitfield_spike_cactus_tiles & 7) { if ((link_incapacitated_timer | countdown_for_blink | link_cape_mode) == 0) { if (((link_last_direction_moved_towards == 2) ? (link_x_coord & 4) == 0 : ((link_x_coord & 4) != 0)) && (countdown_for_blink == 0)) { link_give_damage = 8; Link_CancelDash(); Link_ForceUnequipCape_quietly(); LinkApplyTileRebound(); return; } } else { R14 &= ~0xFF; R14 |= bitfield_spike_cactus_tiles & 7; } // endif_24 } // endif_24 if (dung_hdr_collision == 0 || dung_hdr_collision == 4 || !link_is_on_lower_level) { if (tiledetect_var2 && link_num_orthogonal_directions == 0) { byte_7E02C2 = tiledetect_var2; if (!sign8(--gravestone_push_timeout)) goto endif_26; uint16 bits = tiledetect_var2; int i = 15; do { if (bits & 0x8000) { uint8 idx = FindFreeMovingBlockSlot(i); if (idx == 0xff) continue; R14 = idx; // This seems like it's overwriting the tiledetector's stuff if (InitializePushBlock(idx, i * 2)) continue; Sprite_Dungeon_DrawSinglePushBlock(idx * 2); R14 = 4; pushedblock_facing[idx] = link_last_direction_moved_towards * 2; push_block_direction = link_last_direction_moved_towards * 2; pushedblocks_target[idx] = (pushedblocks_x_lo[idx] - (link_last_direction_moved_towards != 2)) & 0xf; } } while (bits <<= 1, --i >= 0); } // endif_27 gravestone_push_timeout = 21; } // endif_26 endif_26: if (link_num_orthogonal_directions == 0) { link_speed_modifier = 0; if (link_speed_setting == 2) link_speed_setting = 0; } HandlePushingBonkingSnaps_X(); } void HandlePushingBonkingSnaps_X() { // 87c7fc if (R14 & 7) { if (link_player_handler_state == kPlayerState_Swimming && (uint8)dung_floor_x_vel == 0) ResetAllAcceleration(); if (R14 & 2) { uint16 bak = R14; Link_BonkAndSmash(); RepelDash(); R14 = bak; } fallhole_var1 = 1; if ((R14 & 7) == 7) { SnapOnX(); } else { if (link_num_orthogonal_directions == 2) goto returnb; SnapOnX(); if (link_num_orthogonal_directions == 1) goto returnb; } // endif_4 if ((R14 & 5) == 5) { Link_BonkAndSmash(); RepelDash(); } else if (R14 & 4) { uint8 tt = sign8(link_x_vel) ? link_x_vel : -link_x_vel; uint8 r0 = sign8(tt) ? 0xff : 1; if ((R14 & 2) == 0) { if (link_y_coord & 7) { link_y_coord += (int8)r0; HandleNudging(r0); return; } Link_BonkAndSmash(); RepelDash(); } } else { // else_7 uint8 tt = sign8(link_x_vel) ? -link_x_vel : link_x_vel; uint8 r0 = sign8(tt) ? 0xff : 1; if ((R14 & 2) == 0) { if (link_y_coord & 7) { link_y_coord += (int8)r0; HandleNudging(r0); return; } Link_BonkAndSmash(); RepelDash(); } } // endif_10 if (link_last_direction_moved_towards * 2 == link_direction_facing) { bitmask_of_dragstate |= (tile_coll_flag & 1) << 1; if (button_b_frames == 0 && !sign8(--link_timer_push_get_tired)) return; bitmask_of_dragstate |= (tiledetect_misc_tiles & 0x20) ? tile_coll_flag << 3 : tile_coll_flag; } } else {// else_1 if (link_is_on_lower_level) return; bitmask_of_dragstate &= ~9; } // endif_1 returnb: link_timer_push_get_tired = 32; bitmask_of_dragstate &= ~2; } void StartMovementCollisionChecks_X_HandleOutdoors() { // 87c8e9 if (link_num_orthogonal_directions == 0) { link_speed_modifier = 0; if (link_speed_setting == 2) link_speed_setting = 0; } if ((tiledetect_pit_tile & 5) != 0 && (R14 & 2) == 0) { if (link_player_handler_state != 5 && link_player_handler_state != 2) { // start fall into hole byte_7E005C = 9; link_this_controls_sprite_oam = 0; player_near_pit_state = 1; link_player_handler_state = 1; } return; } if (tiledetect_read_something & 2) { interacting_with_liftable_tile_x1b = interacting_with_liftable_tile_x2 >> 1; } else { interacting_with_liftable_tile_x1b = 0; } // endif_2 if ((tiledetect_deepwater & 4) && !link_is_in_deep_water && !link_auxiliary_state) { Link_CancelDash(); Link_ResetSwordAndItemUsage(); link_is_in_deep_water = 1; link_some_direction_bits = link_direction_last; Link_ResetSwimmingState(); link_grabbing_wall = 0; link_speed_setting = 0; if ((draw_water_ripples_or_grass == 1) && (Link_ForceUnequipCape_quietly(), link_item_flippers != 0)) { if (!link_is_bunny_mirror) link_player_handler_state = kPlayerState_Swimming; } else { link_y_coord = (link_y_coord_safe_return_hi << 8) | link_y_coord_safe_return_lo; link_x_coord = (link_x_coord_safe_return_hi << 8) | link_x_coord_safe_return_lo; link_disable_sprite_damage = 1; Link_HopInOrOutOfWater_X(); Ancilla_Sfx2_Near(0x20); } } // endif_afterSwimCheck if (link_is_in_deep_water ? ((detection_of_ledge_tiles_horiz_uphoriz & 7) == 7) : (tiledetect_vertical_ledge & 0x42)) { // not implemented, jumps to another routine R14 = 7; HandlePushingBonkingSnaps_X(); return; } // endif_3 if ((tiledetect_normal_tiles & 7) == 7 && link_is_in_deep_water) { Link_CancelDash(); if (!link_auxiliary_state) { link_direction_last = link_some_direction_bits; link_is_in_deep_water = 0; AncillaAdd_Splash(0x15, 0); link_disable_sprite_damage = 1; Link_HopInOrOutOfWater_X(); return; } } // endif_4 if ((detection_of_ledge_tiles_horiz_uphoriz & 7) != 0 && RunLedgeHopTimer()) { Ancilla_Sfx2_Near(0x20); link_actual_vel_x = (link_last_direction_moved_towards & 1) ? 0x10 : -0x10; Link_CancelDash(); link_auxiliary_state = 2; link_actual_vel_z_mirror = link_actual_vel_z_copy_mirror = 20; link_z_coord_mirror |= 0xff; link_player_handler_state = kPlayerState_FallOfLeftRightLedge; link_disable_sprite_damage = 1; allow_scroll_z = 1; bitmask_of_dragstate = 0; link_speed_setting = 0; if (!player_is_indoors) link_is_on_lower_level = 2; uint16 xbak = link_x_coord; uint8 rv = Link_HoppingHorizontally_FindTile_X((link_last_direction_moved_towards & ~2) * 2); link_last_direction_moved_towards = 1; if (rv != 0xff) { Link_HoppingHorizontally_FindTile_Y(); } else { LinkHop_FindTileToLandOnSouth(); } link_x_coord = xbak; return; } // endif_5 if ((detection_of_unknown_tile_types & 0x77) != 0 && RunLedgeHopTimer()) { uint8 sfx = Ancilla_Sfx2_Near(0x20); link_player_handler_state = (sfx & 7) == 0 ? 16 : 15; link_actual_vel_x = (link_last_direction_moved_towards & 1) ? 0x10 : -0x10; Link_CancelDash(); link_auxiliary_state = 2; link_actual_vel_z_mirror = link_actual_vel_z_copy_mirror = 20; link_z_coord_mirror |= 0xff; link_incapacitated_timer = 0; link_disable_sprite_damage = 1; allow_scroll_z = 1; bitmask_of_dragstate = 0; link_speed_setting = 0; return; } // endif_6 if ((detection_of_ledge_tiles_horiz_uphoriz & 0x70) != 0 && (detection_of_ledge_tiles_horiz_uphoriz & 0x7) == 0 && (detection_of_unknown_tile_types & 0x77) == 0 && link_player_handler_state != 13 && RunLedgeHopTimer()) { Ancilla_Sfx2_Near(0x20); Link_CancelDash(); link_disable_sprite_damage = 1; bitmask_of_dragstate = 0; link_speed_setting = 0; Link_FindValidLandingTile_DiagonalNorth(); return; } // endif_7 if ((tiledetect_ledges_down_leftright & 7) != 0 && (detection_of_ledge_tiles_horiz_uphoriz & 7) == 0 && (detection_of_unknown_tile_types & 0x77) == 0 && RunLedgeHopTimer()) { link_actual_vel_x = (link_last_direction_moved_towards & 1) ? 0x10 : -0x10; Link_CancelDash(); link_auxiliary_state = 2; link_actual_vel_z_mirror = link_actual_vel_z_copy_mirror = 20; link_z_coord_mirror |= 0xff; link_player_handler_state = 14; link_incapacitated_timer = 0; link_disable_sprite_damage = 1; allow_scroll_z = 1; bitmask_of_dragstate = 0; link_speed_setting = 0; return; } // endif_8 if ((R14 & 2) == 0 && (R12 & 5) != 0 && (!link_is_running || (link_direction_facing & 4))) { FlagMovingIntoSlopes_X(); if ((link_moving_against_diag_tile & 0xf) != 0) return; } // endif_9 link_moving_against_diag_tile = 0; if ((bitfield_spike_cactus_tiles & 7) != 0) { if ((link_incapacitated_timer | countdown_for_blink | link_cape_mode) == 0) { if (link_last_direction_moved_towards == 2 ? ((link_x_coord & 4) == 0) : ((link_x_coord & 4) != 0)) { link_give_damage = 8; Link_CancelDash(); LinkApplyTileRebound(); return; } } else { R14 = bitfield_spike_cactus_tiles & 7; } } // endif_10 HandlePushingBonkingSnaps_X(); } void SnapOnX() { // 87cb84 link_x_coord -= (link_x_coord & 7) - (sign8(link_x_vel) ? 8 : 0); } void CalculateSnapScratch_X() { // 87cb9f if (R14 & 4) { int8 x = link_x_vel; if (x >= 0) x = -x; // wtf link_y_coord += x < 0 ? -1 : 1; } else { int8 x = link_x_vel; if (x < 0) x = -x; link_y_coord += x < 0 ? -1 : 1; } } int8 ChangeAxisOfPerpendicularDoorMovement_X() { // 87cbdd link_cant_change_direction |= 2; uint8 r0 = (R14 | (R14 >> 4)) & 0xf; if ((r0 & 7) == 0) { is_standing_in_doorway = 0; return r0; // wtf? } int8 x_vel = link_x_vel; uint8 dir; if ((uint8)link_y_coord >= 0x80) { if (x_vel >= 0) x_vel = -x_vel; dir = 0; } else { if (x_vel < 0) x_vel = -x_vel; dir = 2; } if (!(link_cant_change_direction & 1)) link_direction_facing = dir; link_y_coord += x_vel; return x_vel; } void Link_HopInOrOutOfWater_X() { // 87cc3c static const uint8 kRecoilVelX[] = { 28, 24, 16 }; static const uint8 kRecoilVelZ[] = { 32, 24, 24 }; uint8 ts = !player_is_indoors ? 2 : about_to_jump_off_ledge ? 0 : TS_copy; int8 vel = kRecoilVelX[ts]; if (!(link_last_direction_moved_towards & 1)) vel = -vel; link_actual_vel_x = vel; link_actual_vel_y = 0; link_actual_vel_z_copy = link_actual_vel_z = kRecoilVelZ[ts]; link_incapacitated_timer = 16; if (link_auxiliary_state != 2) { link_auxiliary_state = 1; link_electrocute_on_touch = 0; } link_player_handler_state = 6; } void Link_HandleDiagonalKickback() { // 87ccab if (link_x_vel && link_y_vel) { link_y_coord_copy = link_y_coord; link_x_coord_copy = link_x_coord; TileDetect_Movement_X(sign8(link_x_vel) ? 2 : 3); if ((R12 & 5) == 0) goto noHorizOrNoVertical; FlagMovingIntoSlopes_X(); if (!(link_moving_against_diag_tile & 0xf)) goto noHorizOrNoVertical; int8 xd = link_x_coord - link_x_coord_copy; link_x_coord = link_x_coord_copy; link_x_vel = xd; TileDetect_Movement_Y(sign8(link_y_vel) ? 0 : 1); if ((R12 & 5) == 0) goto noHorizOrNoVertical; FlagMovingIntoSlopes_Y(); if (!(link_moving_against_diag_tile & 0xf)) goto noHorizOrNoVertical; moving_against_diag_deadlocked = link_moving_against_diag_tile; int8 yd = link_y_coord - link_y_coord_copy; link_y_vel = yd; static const int8 x0[] = { 0, 1, 1, 1, 2, 2, 2, 3, 3, 3 }; static const int8 x1[] = { 0, -1, -1, -1, -2, -2, -2, -3, -3, -3 }; link_x_coord += sign8(link_x_vel) ? x1[-(int8)link_x_vel] : x0[link_x_vel]; static const int8 y0[] = { 0, 0, 0, 1, 1, 1, 2, 2, 2, 3 }; static const int8 y1[] = { 0, 1, 1, 2, 2, 2, 3, 3, 3, 3 }; link_y_coord += sign8(link_y_vel) ? y1[-(int8)link_y_vel] : y0[link_y_vel]; } else { noHorizOrNoVertical: moving_against_diag_deadlocked = 0; } link_moving_against_diag_tile = 0; } void TileDetect_MainHandler(uint8 item) { // 87d077 tiledetect_pit_tile = 0; TileDetect_ResetState(); uint16 o; if (item == 8) { int16 a = state_for_spin_attack - 2; if (a < 0 || a >= 8) return; static const uint8 kDoSwordInteractionWithTiles_o[] = { 10, 6, 14, 2, 12, 4, 8, 0 }; o = kDoSwordInteractionWithTiles_o[a] + 0x40; } else { o = item * 8 + link_direction_facing; } o >>= 1; static const int8 kDoSwordInteractionWithTiles_x[] = { 8, 8, 8, 8, 6, 8, -1, 22, 19, 19, 0, 19, 6, 8, -1, 22, 8, 8, 8, 8, 8, 8, 0, 15, 6, 8, -10, 29, 6, 8, -6, 22, 6, 8, -4, 22, -4, 22, -4, 22 }; static const int8 kDoSwordInteractionWithTiles_y[] = { 20, 20, 20, 20, 4, 28, 16, 16, 22, 22, 22, 22, 4, 24, 16, 16, 16, 16, 16, 16, 20, 20, 23, 23, -4, 36, 16, 16, 4, 28, 16, 16, 4, 28, 16, 16, 4, 4, 28, 28 }; uint16 x = ((link_x_coord + kDoSwordInteractionWithTiles_x[o]) & tilemap_location_calc_mask) >> 3; uint16 y = ((link_y_coord + kDoSwordInteractionWithTiles_y[o]) & tilemap_location_calc_mask); if (item == 1 || item == 2 || item == 3 || item == 6 || item == 7 || item == 8) { TileBehavior_HandleItemAndExecute(x, y); return; } TileDetection_Execute(x, y, 1); if (item == 5) return; if (tiledetect_thick_grass & 0x10) { uint8 tx = (link_x_coord + 0) & 0xf; uint8 ty = (link_y_coord + 8) & 0xf; if ((ty < 4 || ty >= 11) && (tx < 4 || tx >= 12) && countdown_for_blink == 0 && link_auxiliary_state == 0) { if (player_is_indoors) { Dungeon_FlagRoomData_Quadrants(); Ancilla_Sfx2_Near(0x33); link_speed_setting = 0; submodule_index = 21; BYTE(dungeon_room_index_prev) = dungeon_room_index; BYTE(dungeon_room_index) = dung_hdr_travel_destinations[0]; HandleLayerOfDestination(); } else if (!link_triggered_by_whirlpool_sprite) { DoSwordInteractionWithTiles_Mirror(); } } } else { // else_3 link_triggered_by_whirlpool_sprite = 0; if (tiledetect_thick_grass & 1) { draw_water_ripples_or_grass = 2; if (!Link_PermissionForSloshSounds() && link_auxiliary_state == 0) Ancilla_Sfx2_Near(26); return; } if (tiledetect_shallow_water & 1) { draw_water_ripples_or_grass = 1; if (!player_is_indoors && link_is_in_deep_water && !link_is_bunny_mirror) { if (link_item_flippers) { link_is_in_deep_water = 0; link_direction_last = link_some_direction_bits; link_player_handler_state = 0; } } else if (!Link_PermissionForSloshSounds()) { if ((uint8)overworld_screen_index == 0x70) { Ancilla_Sfx2_Near(27); } else if (link_auxiliary_state == 0) { Ancilla_Sfx2_Near(28); } } return; } if (!player_is_indoors && !link_is_in_deep_water && (tiledetect_deepwater & 1)) { draw_water_ripples_or_grass = 1; if (!Link_PermissionForSloshSounds()) { if ((uint8)overworld_screen_index == 0x70) { Ancilla_Sfx2_Near(27); } else if (link_auxiliary_state == 0) { Ancilla_Sfx2_Near(28); } } return; } } // else_6 draw_water_ripples_or_grass = 0; if (tiledetect_spike_floor_and_tile_triggers & 1) { byte_7E02ED = 1; return; } byte_7E02ED = 0; if (tiledetect_spike_floor_and_tile_triggers & 0x10) { link_give_damage = 0; if (!link_cape_mode && !SearchForByrnaSpark() && !countdown_for_blink) { link_need_for_poof_for_transform = 0; link_timer_tempbunny = 0; if (link_item_moon_pearl) { link_is_bunny = 0; link_is_bunny_mirror = 0; } link_give_damage = 8; Link_CancelDash(); return; } } if (tiledetect_icy_floor & 0x11) { if (link_flag_moving) { if (link_num_orthogonal_directions) link_direction_last = link_some_direction_bits; } else { // else_11 if (link_direction & 0xC) swimcoll_var7[0] = 0x180; if (link_direction & 3) swimcoll_var7[0] = 0x180; link_flag_moving = (tiledetect_icy_floor & 1) ? 1 : 2; link_some_direction_bits = link_direction_last; Link_ResetSwimmingState(); } } else { if (link_player_handler_state != 4) { if (link_flag_moving) link_direction_last = link_some_direction_bits; Link_ResetSwimmingState(); } link_flag_moving = 0; } if ((bitfield_spike_cactus_tiles & 0x10) && countdown_for_blink == 0) countdown_for_blink = 58; } bool Link_PermissionForSloshSounds() { // 87d2c6 if (!(link_direction & 0xf)) return true; if (link_player_handler_state != 17) { return (frame_counter & 0xf) != 0; } else { return (frame_counter & 0x7) != 0; } } bool PushBlock_AttemptToPushTheBlock(uint8 what, uint16 x, uint16 y) { // 87d304 static const int8 kChangableDungeonObj_Func1B_y0[4] = { -4, 20, 4, 4 }; static const int8 kChangableDungeonObj_Func1B_y1[4] = { -4, 20, 12, 12 }; static const int8 kChangableDungeonObj_Func1B_x0[4] = { 4, 4, -4, 20 }; static const int8 kChangableDungeonObj_Func1B_x1[4] = { 12, 12, -4, 20 }; static const uint8 T[256] = { 0, 1, 2, 3, 2, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 }; uint8 idx = what * 4 + link_last_direction_moved_towards, xt; uint16 new_x, new_y; new_x = ((x + kChangableDungeonObj_Func1B_x0[idx]) & tilemap_location_calc_mask) >> 3; new_y = ((y + kChangableDungeonObj_Func1B_y0[idx]) & tilemap_location_calc_mask); xt = PushBlock_GetTargetTileFlag(new_x, new_y); if (T[xt] != 0 && xt != 9) return true; new_x = ((x + kChangableDungeonObj_Func1B_x1[idx]) & tilemap_location_calc_mask) >> 3; new_y = ((y + kChangableDungeonObj_Func1B_y1[idx]) & tilemap_location_calc_mask); xt = PushBlock_GetTargetTileFlag(new_x, new_y); if (T[xt] != 0 && xt != 9) return true; return false; } uint8 Link_HandleLiftables() { // 87d383 static const uint8 kGetBestActionToPerformOnTile_a[7] = { 0, 1, 0, 0, 2, 1, 2 }; static const uint8 kGetBestActionToPerformOnTile_b[7] = { 2, 3, 1, 4, 0, 5, 6 }; tiledetect_pit_tile = 0; TileDetect_ResetState(); uint16 y0 = (link_y_coord + kGetBestActionToPerformOnTile_y[link_direction_facing >> 1]) & tilemap_location_calc_mask; uint16 y1 = (link_y_coord + 20) & tilemap_location_calc_mask; uint16 x0 = ((link_x_coord + kGetBestActionToPerformOnTile_x[link_direction_facing >> 1]) & tilemap_location_calc_mask) >> 3; uint16 x1 = ((link_x_coord + 8) & tilemap_location_calc_mask) >> 3; TileDetection_Execute(x0, y0, 1); TileDetection_Execute(x1, y1, 2); uint8 action = ((R14 | tiledetect_vertical_ledge) & 1) ? 3 : 2; if (player_is_indoors) { uint8 a = Dungeon_CheckForAndIDLiftableTile(); if (a != 0xff) { interacting_with_liftable_tile_x1 = kGetBestActionToPerformOnTile_b[a & 0xf]; } else { if ((tiledetect_read_something & 1) && link_direction_facing == 0 && interacting_with_liftable_tile_x2 == 0) action = 4; goto getout; } } else { if (!(tiledetect_read_something & 1)) goto getout; if (link_direction_facing == 0 && interacting_with_liftable_tile_x2 == 0) { action = 4; goto getout; } interacting_with_liftable_tile_x1 = interacting_with_liftable_tile_x2 >> 1; } if (kGetBestActionToPerformOnTile_a[interacting_with_liftable_tile_x1] - link_item_gloves <= 0) action = 1; getout: if (tiledetect_chest & 1) action = 5; return action; } void HandleNudging(int8 arg_r0) { // 87d485 uint8 p, o; if ((link_last_direction_moved_towards & 2) == 0) { p = (link_last_direction_moved_towards & 1) ? 4 : 0; o = (R14 & 4) ? 0 : 2; } else { p = (link_last_direction_moved_towards & 1) ? 12 : 8; o = (R14 & 4) ? 0 : 2; } o = (o + p) >> 1; tiledetect_pit_tile = 0; TileDetect_ResetState(); uint16 y0 = (link_y_coord + kLink_Move_Helper6_tab0[o]) & tilemap_location_calc_mask; uint16 x0 = ((link_x_coord + kLink_Move_Helper6_tab1[o]) & tilemap_location_calc_mask) >> 3; uint16 y1 = (link_y_coord + kLink_Move_Helper6_tab2[o]) & tilemap_location_calc_mask; uint16 x1 = ((link_x_coord + kLink_Move_Helper6_tab3[o]) & tilemap_location_calc_mask) >> 3; TileDetection_Execute(x0, y0, 1); TileDetection_Execute(x1, y1, 2); if ((R14 | detection_of_ledge_tiles_horiz_uphoriz) & 3 || (tiledetect_vertical_ledge | detection_of_unknown_tile_types) & 0x33) { if (link_last_direction_moved_towards & 2) link_y_coord -= arg_r0; else link_x_coord -= arg_r0; } } void TileBehavior_HandleItemAndExecute(uint16 x, uint16 y) { // 87dc4a uint8 tile = HandleItemTileAction_Overworld(x, y); TileDetect_ExecuteInner(tile, 0, 1, false); } uint8 PushBlock_GetTargetTileFlag(uint16 x, uint16 y) { // 87e026 return dung_bg2_attr_table[(y & ~7) * 8 + (x & 0x3f) + (link_is_on_lower_level ? 0x1000 : 0)]; } void FlagMovingIntoSlopes_Y() { // 87e076 int8 y = (tiledetect_which_y_pos[0] & 7); uint8 o = (tiledetect_diag_state * 4) + ((link_x_coord - ((R12 & 4) != 0)) & 7); if (tiledetect_diagonal_tile & 5) { int8 ym = tiledetect_which_y_pos[0] & 7; if (!(tiledetect_diag_state & 2)) { ym = 8 - ym; } else { ym += 8; } ym = kAvoidJudder1[o] - ym; if (link_y_vel == 0) return; if (sign8(link_y_vel)) ym = -ym; y = ym; } else { // else_1 y = kAvoidJudder1[o] - y; } // endif_1 if (sign8(link_y_vel)) { if (y <= 0) return; link_y_coord += y; link_moving_against_diag_tile = 8; } else { if (y >= 0) return; link_y_coord += y; link_moving_against_diag_tile = 4; } link_moving_against_diag_tile |= (R12 & 4) ? 0x10 + 2 : 0x10 + 1; } void FlagMovingIntoSlopes_X() { // 87e112 int8 x = (link_x_coord - (tiledetect_diag_state == 6)) & 7; uint8 o = (tiledetect_diag_state * 4) + (tiledetect_which_y_pos[(R12 & 4) ? 1 : 0] & 7); if (tiledetect_diagonal_tile & 5) { int8 xm = link_x_coord & 7; if (tiledetect_diag_state != 4 && tiledetect_diag_state != 6) { o ^= 7; xm = -xm; } else { xm -= 8; xm = -xm; xm = kAvoidJudder1[o] - xm; } // endif_5 if (link_x_vel == 0) return; if (sign8(link_x_vel)) xm = -xm; x = xm; } else { // else_1 x = kAvoidJudder1[o] - x; } // endif_1 if (sign8(link_x_vel)) { if (x <= 0) return; link_x_coord += x; link_moving_against_diag_tile = 2; } else { if (x >= 0) return; link_x_coord += x; link_moving_against_diag_tile = 1; } link_moving_against_diag_tile |= (tiledetect_diag_state & 2) ? 0x20 + 8 : 0x20 + 4; } void Link_HandleRecoiling() { // 87e1be link_direction = 0; if (link_actual_vel_y) { link_direction_last = (link_direction |= sign8(link_actual_vel_y) ? 8 : 4); Player_HandleIncapacitated_Inner2(); } if (link_actual_vel_x) link_direction_last = (link_direction |= sign8(link_actual_vel_x) ? 2 : 1); Player_HandleIncapacitated_Inner2(); } void Player_HandleIncapacitated_Inner2() { // 87e1d7 if ((link_moving_against_diag_tile & 0xc) && (link_moving_against_diag_tile & 3) && link_player_handler_state == 2) { link_actual_vel_x = -link_actual_vel_x; link_actual_vel_y = -link_actual_vel_y; } if (is_standing_in_doorway == 1) { link_direction_last &= 0xc; link_direction &= 0xc; link_actual_vel_x = 0; } else if (is_standing_in_doorway == 2) { link_direction_last &= 3; link_direction &= 3; link_actual_vel_y = 0; } } void Link_HandleVelocity() { // 87e245 if (submodule_index == 2 && main_module_index == 14 || link_prevent_from_moving) { link_y_coord_safe_return_lo = link_y_coord; link_y_coord_safe_return_hi = link_y_coord >> 8; link_x_coord_safe_return_lo = link_x_coord; link_x_coord_safe_return_hi = link_x_coord >> 8; Link_HandleVelocityAndSandDrag(link_x_coord, link_y_coord); return; } if (link_player_handler_state == kPlayerState_Swimming) { HandleSwimStrokeAndSubpixels(); return; } uint8 r0; if (link_flag_moving) { if (!link_is_running) { HandleSwimStrokeAndSubpixels(); return; } r0 = 24; } else { if (link_is_running) { link_speed_modifier = 0; assert(link_dash_ctr >= 32); } if ((byte_7E0316 | byte_7E0317) == 0xf) return; r0 = link_speed_setting; if (draw_water_ripples_or_grass) { r0 = (link_speed_setting == 16) ? 22 : (link_speed_setting == 12) ? 14 : 12; } } // endif_4 link_actual_vel_x = link_actual_vel_y = 0; link_y_page_movement_delta = link_x_page_movement_delta = 0; r0 += ((link_direction & 0xC) != 0 && (link_direction & 3) != 0); if (player_near_pit_state) { if (player_near_pit_state == 3) link_speed_modifier = (link_speed_modifier < 48) ? link_speed_modifier + 8 : 32; } else { if (link_speed_modifier) { r0 = (submodule_index == 8 || submodule_index == 16) ? 10 : 2; if (link_speed_modifier != 1) { if (link_speed_modifier < 16) { link_speed_modifier += 1; r0 = 26; // kSpeedMod[26] is 0 } else { link_speed_modifier = 0; link_speed_setting = 0; } } } } // endif_7 static const uint8 kSpeedMod[27] = { 24, 16, 10, 24, 16, 8, 8, 4, 12, 16, 9, 25, 20, 13, 16, 8, 64, 42, 16, 8, 4, 2, 48, 24, 32, 21, 0 }; uint8 vel = link_speed_modifier + kSpeedMod[r0]; if (link_direction & 3) link_actual_vel_x = (link_direction & 2) ? -vel : vel; if (link_direction & 0xC) link_actual_vel_y = (link_direction & 8) ? -vel : vel; link_actual_vel_z = 0xff; link_z_coord = 0xffff; link_subpixel_z = 0; LinkHop_FindArbitraryLandingSpot(); } void LinkHop_FindArbitraryLandingSpot() { // 87e370 uint16 x = link_x_coord, y = link_y_coord; link_y_coord_safe_return_lo = link_y_coord; link_y_coord_safe_return_hi = link_y_coord >> 8; link_x_coord_safe_return_lo = link_x_coord; link_x_coord_safe_return_hi = link_x_coord >> 8; if (link_player_handler_state != 10 && player_on_somaria_platform == 2) { Link_HandleVelocityAndSandDrag(x, y); return; } uint32 tmp; tmp = link_subpixel_x + (int8)link_actual_vel_x * 16 + link_x_coord * 256; link_subpixel_x = (uint8)tmp, link_x_coord = (tmp >> 8); tmp = link_subpixel_y + (int8)link_actual_vel_y * 16 + link_y_coord * 256; link_subpixel_y = (uint8)tmp, link_y_coord = (tmp >> 8); if (link_auxiliary_state) { tmp = link_subpixel_z + (int8)link_actual_vel_z * 16 + link_z_coord * 256; link_subpixel_z = (uint8)tmp, link_z_coord = (tmp >> 8); } Link_HandleMovingFloor(); Link_ApplyConveyor(); Link_HandleVelocityAndSandDrag(x, y); } void Link_HandleVelocityAndSandDrag(uint16 x, uint16 y) { // 87e3e0 link_y_coord += drag_player_y; link_x_coord += drag_player_x; link_y_vel = link_y_coord - y; link_x_vel = link_x_coord - x; } void HandleSwimStrokeAndSubpixels() { // 87e42a link_actual_vel_x = link_actual_vel_y = 0; static const int8 kSwimmingTab4[] = { 8, -12, -8, -16, 4, -6, -12, -6, 10, -16, -12, -6 }; static const uint8 kSwimmingTab5[] = { ~0xc & 0xff, ~3 & 0xff }; static const uint8 kSwimmingTab6[] = { 8, 4, 2, 1 }; uint16 S[2]; for (int i = 1; i >= 0; i--) { if ((int16)--swimcoll_var3[i] < 0) { swimcoll_var3[i] = 0; swimcoll_var5[i] = 1; } uint16 t = swimcoll_var5[i]; if (link_flag_moving) t += link_flag_moving * 4; uint16 sum = swimcoll_var7[i] + kSwimmingTab4[t]; if ((int16)sum <= 0) { link_direction &= kSwimmingTab5[i]; link_direction_last = link_direction; //link_actual_vel_y = link_y_page_movement_delta; // WTF bug?! if (swimcoll_var5[i] == 2) { swimcoll_var5[i] = 0; swimcoll_var9[i] = 240; swimcoll_var7[i] = 2; } else { swimcoll_var5[i] = 0; swimcoll_var9[i] = 0; swimcoll_var7[i] = 0; } } else { link_direction |= kSwimmingTab6[swimcoll_var11[i] + i * 2]; if (sum >= swimcoll_var9[i]) sum = swimcoll_var9[i]; swimcoll_var7[i] = sum; } S[i] = swimcoll_var7[i]; if (link_num_orthogonal_directions | link_moving_against_diag_tile) S[i] -= S[i] >> 2; if (!swimcoll_var11[i]) S[i] = -S[i]; } Player_SomethingWithVelocity_TiredOrSwim(S[1], S[0]); } void Player_SomethingWithVelocity_TiredOrSwim(uint16 xvel, uint16 yvel) { // 87e4d3 uint16 org_x = link_x_coord, org_y = link_y_coord; link_y_coord_safe_return_lo = link_y_coord; link_y_coord_safe_return_hi = link_y_coord >> 8; link_x_coord_safe_return_lo = link_x_coord; link_x_coord_safe_return_hi = link_x_coord >> 8; uint8 u; uint32 tmp; tmp = link_subpixel_x + (int16)xvel + link_x_coord * 256; link_subpixel_x = (uint8)tmp, link_x_coord = (tmp >> 8); u = xvel >> 8; link_actual_vel_x = ((sign8(u) ? -u : u) << 4) | ((uint8)xvel >> 4); tmp = link_subpixel_y + (int16)yvel + link_y_coord * 256; link_subpixel_y = (uint8)tmp, link_y_coord = (tmp >> 8); u = yvel >> 8; link_actual_vel_y = ((sign8(u) ? -u : u) << 4) | ((uint8)yvel >> 4); if (dung_hdr_collision == 4) Link_ApplyMovingFloorVelocity(); link_x_page_movement_delta = 0; link_y_page_movement_delta = 0; Link_HandleVelocityAndSandDrag(org_x, org_y); } void Link_HandleMovingFloor() { // 87e595 if (!dung_hdr_collision) return; if (BYTE(link_z_coord) != 0 && BYTE(link_z_coord) != 255) return; if (((byte_7E0322) & 3) != 3) return; if (link_player_handler_state == 19) // hookshot return; if (dung_floor_y_vel) link_direction |= sign8(dung_floor_y_vel) ? 8 : 4; if (dung_floor_x_vel) link_direction |= sign8(dung_floor_x_vel) ? 2 : 1; Link_ApplyMovingFloorVelocity(); } void Link_ApplyMovingFloorVelocity() { // 87e5cd link_num_orthogonal_directions = 0; link_y_coord += dung_floor_y_vel; link_x_coord += dung_floor_x_vel; } void Link_ApplyConveyor() { // 87e5f0 static const uint8 kMovePosDirFlag[4] = { 8, 4, 2, 1 }; static const int8 kMovingBeltY[4] = { -8, 8, 0, 0 }; static const int8 kMovingBeltX[4] = { 0, 0, -8, 8 }; if (!byte_7E03F3) return; if (BYTE(link_z_coord) != 0 && BYTE(link_z_coord) != 0xff) return; if (link_grabbing_wall & 1 || link_player_handler_state == kPlayerState_Hookshot || link_auxiliary_state) return; int j = byte_7E03F3 - 1; if (link_is_running && link_dash_ctr == 32 && (link_direction & kMovePosDirFlag[j])) return; link_num_orthogonal_directions = 0; link_direction |= kMovePosDirFlag[j]; uint32 t = link_y_coord << 8 | dung_some_subpixel[0]; t += kMovingBeltY[j] << 4; dung_some_subpixel[0] = t; link_y_coord = t >> 8; t = link_x_coord << 8 | dung_some_subpixel[1]; t += kMovingBeltX[j] << 4; dung_some_subpixel[1] = t; link_x_coord = t >> 8; } void Link_HandleMovingAnimation_FullLongEntry() { // 87e6a6 if (link_player_handler_state == 4) { Link_HandleMovingAnimationSwimming(); return; } static const uint8 kTab[4] = { 8, 4, 2, 1 }; uint8 r0 = link_direction_last; uint8 y; if (r0 == 0) return; if (link_flag_moving) r0 = link_some_direction_bits; if (link_cant_change_direction) goto bail; if (link_num_orthogonal_directions == 0) goto not_diag; if (is_standing_in_doorway) { y = (is_standing_in_doorway * 2) & ~3; } else { if (r0 & kTab[link_direction_facing >> 1]) goto bail; not_diag: y = (r0 & 0xc) ? 0 : 4; } if (y != 4) { y += (r0 & 4) ? 2 : 0; } else { y += (r0 & 1) ? 2 : 0; } link_direction_facing = y; bail: Link_HandleMovingAnimation_StartWithDash(); } void Link_HandleMovingAnimation_StartWithDash() { // 87e704 if (link_is_running) { Link_HandleMovingAnimation_Dash(); return; } uint8 x = link_direction_facing >> 1; if (link_speed_setting == 6) { x += 4; } else if (link_flag_moving) { if (!(joypad1H_last & 0xf)) { link_animation_steps = 0; return; } x += 4; } static const uint8 tab2[16] = { 4, 4, 4, 4, 1, 1, 1, 1, 2, 2, 2, 2, 8, 8, 8, 8 }; static const uint8 tab3[24] = { 1, 2, 3, 2, 2, 2, 3, 2, 1, 1, 2, 1, 1, 1, 2, 1, 2, 2, 3, 2, 2, 2, 3, 2 }; if (link_player_handler_state == 23) { // kPlayerState_PermaBunny if (link_animation_steps < 4 && player_on_somaria_platform != 2) { if (++link_counter_var1 >= tab2[x]) { link_counter_var1 = 0; if (++link_animation_steps == 4) link_animation_steps = 0; } } else { link_animation_steps = 0; } return; } if (submodule_index == 18 || submodule_index == 19) { x = 12; } else if (submodule_index != kPlayerState_JumpOffLedgeDiag && (link_state_bits & 0x80) == 0) { if (bitmask_of_dragstate & 0x8d) { x = 12; } else if (!draw_water_ripples_or_grass && !button_b_frames) { // else_6 x = link_animation_steps; if (link_speed_setting == 6) x += 8; if (link_flag_moving) x += 8; if (player_on_somaria_platform == 2) return; if (++link_counter_var1 >= tab3[x]) { link_counter_var1 = 0; if (++link_animation_steps == 9) link_animation_steps = 1; } return; } } // endif_4 if (link_animation_steps < 6 && player_on_somaria_platform != 2) { if (++link_counter_var1 >= tab2[x]) { link_counter_var1 = 0; if (++link_animation_steps == 6) link_animation_steps = 0; } } else { link_animation_steps = 0; } } void Link_HandleMovingAnimationSwimming() { // 87e7fa static const uint8 kTab[4] = { 8, 4, 2, 1 }; if (!link_some_direction_bits || link_cant_change_direction) return; uint8 y; if (link_num_orthogonal_directions) { if (is_standing_in_doorway) { y = (is_standing_in_doorway * 2) & ~3; } else { if (link_some_direction_bits & kTab[link_direction_facing >> 1]) return; y = link_some_direction_bits & 0xC ? 0 : 4; } } else { y = link_some_direction_bits & 0xC ? 0 : 4; } if (y != 4) { y += (link_some_direction_bits & 4) ? 2 : 0; } else { y += (link_some_direction_bits & 1) ? 2 : 0; } link_direction_facing = y; } void Link_HandleMovingAnimation_Dash() { // 87e88f static const uint8 kDashTab3[] = { 48, 36, 24, 16, 12, 8, 4 }; static const uint8 kDashTab4[] = { 3, 3, 5, 3, 3, 3, 5, 3, 2, 2, 4, 2, 2, 2, 4, 2, 2, 2, 3, 2, 2, 2, 3, 2, 1, 1, 2, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; static const uint8 kDashTab5[] = { 1, 2, 2, 2, 2, 2, 2 }; uint8 t = 6; while (link_countdown_for_dash >= kDashTab3[t] && t) t--; if (button_b_frames < 9 && !draw_water_ripples_or_grass) { if (++link_counter_var1 >= kDashTab4[t * 8]) { link_counter_var1 = 0; link_animation_steps++; if (link_animation_steps == 9) link_animation_steps = 1; } } else { if (++link_counter_var1 >= kDashTab5[t]) { link_counter_var1 = 0; link_animation_steps++; if (link_animation_steps >= 6) link_animation_steps = 0; } } } void HandleIndoorCameraAndDoors() { // 87e8f0 if (player_is_indoors) { if (is_standing_in_doorway) HandleDoorTransitions(); else ApplyLinksMovementToCamera(); } } void HandleDoorTransitions() { // 87e901 uint16 t; link_x_page_movement_delta = 0; link_y_page_movement_delta = 0; if (link_direction_last & 0xC && is_standing_in_doorway == 1) { if (link_direction_last & 4) { if (((t = link_y_coord + 28) & 0xfc) == 0) link_y_page_movement_delta = (t >> 8) - link_y_coord_safe_return_hi; } else { t = link_y_coord - 18; link_y_page_movement_delta = (t >> 8) - link_y_coord_safe_return_hi; } } if (link_direction_last & 3 && is_standing_in_doorway == 2) { if (link_direction_last & 1) { if (((t = link_x_coord + 21) & 0xfc) == 0) link_x_page_movement_delta = (t >> 8) - link_x_coord_safe_return_hi; } else { t = link_x_coord - 8; link_x_page_movement_delta = (t >> 8) - link_x_coord_safe_return_hi; } } if (link_x_page_movement_delta) { some_animation_timer = 0; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; if (sign8(link_x_page_movement_delta)) Dung_StartInterRoomTrans_Left_Plus(); else HandleEdgeTransitionMovementEast_RightBy8(); } else if (link_y_page_movement_delta) { some_animation_timer = 0; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; if (sign8(link_y_page_movement_delta)) Dungeon_StartInterRoomTrans_Up(); else HandleEdgeTransitionMovementSouth_DownBy16(); } } void ApplyLinksMovementToCamera() { // 87e9d3 link_y_page_movement_delta = (link_y_coord >> 8) - link_y_coord_safe_return_hi; link_x_page_movement_delta = (link_x_coord >> 8) - link_x_coord_safe_return_hi; if (link_x_page_movement_delta) { if (sign8(link_x_page_movement_delta)) AdjustQuadrantAndCamera_left(); else AdjustQuadrantAndCamera_right(); } if (link_y_page_movement_delta) { if (sign8(link_y_page_movement_delta)) AdjustQuadrantAndCamera_up(); else AdjustQuadrantAndCamera_down(); } } uint8 FindFreeMovingBlockSlot(uint8 x) { // 87ed2c if (index_of_changable_dungeon_objs[1] == 0) { index_of_changable_dungeon_objs[1] = x + 1; return 1; } if (index_of_changable_dungeon_objs[0] == 0) { index_of_changable_dungeon_objs[0] = x + 1; return 0; } return 0xff; } bool InitializePushBlock(uint8 r14, uint8 idx) { // 87ed3f uint16 pos = dung_object_tilemap_pos[idx >> 1]; uint16 x = (pos & 0x007e) << 2; uint16 y = (pos & 0x1f80) >> 4; x += (dung_loade_bgoffs_h_copy & 0xff00); y += (dung_loade_bgoffs_v_copy & 0xff00); pushedblocks_x_lo[r14] = (uint8)x; pushedblocks_x_hi[r14] = (uint8)(x >> 8); pushedblocks_y_lo[r14] = (uint8)y; pushedblocks_y_hi[r14] = (uint8)(y >> 8); pushedblocks_target[r14] = 0; pushedblocks_subpixel[r14] = 0; if (dung_hdr_tag[0] != 38 && dung_replacement_tile_state[idx >> 1] == 0) { if (!PushBlock_AttemptToPushTheBlock(0, x, y)) { Ancilla_Sfx2_Near(0x22); dung_replacement_tile_state[idx >> 1] = 1; return false; } } index_of_changable_dungeon_objs[r14] = 0; return true; } void Sprite_Dungeon_DrawSinglePushBlock(int j) { // 87f0d9 static const uint8 kPushedBlock_Tab1[9] = { 0, 1, 2, 3, 4, 0, 0, 0, 0 }; static const uint8 kPushedblock_Char[4] = { 0xc, 0xc, 0xc, 0xff }; j >>= 1; Oam_AllocateFromRegionB(4); OamEnt *oam = GetOamCurPtr(); int y = (uint8)pushedblocks_y_lo[j] | (uint8)pushedblocks_y_hi[j] << 8; int x = (uint8)pushedblocks_x_lo[j] | (uint8)pushedblocks_x_hi[j] << 8; y -= BG2VOFS_copy2 + 1; x -= BG2HOFS_copy2; uint8 ch = kPushedblock_Char[kPushedBlock_Tab1[pushedblocks_some_index]]; if (ch != 0xff) { oam->x = x; oam->y = y; oam->charnum = ch; oam->flags = 0x20; bytewise_extended_oam[oam - oam_buf] = 2; } } void Link_Initialize() { // 87f13c link_direction_facing = 2; link_direction_last = 0; link_item_in_hand = 0; link_position_mode = 0; link_debug_value_1 = 0; link_debug_value_2 = 0; link_var30d = 0; link_var30e = 0; some_animation_timer_steps = 0; link_is_transforming = 0; bitfield_for_a_button = 0; button_mask_b_y &= ~0x40; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; Link_ResetSwimmingState(); link_cant_change_direction &= ~1; link_z_coord &= 0xff; link_auxiliary_state = 0; link_incapacitated_timer = 0; countdown_for_blink = 0; link_electrocute_on_touch = 0; link_pose_for_item = 0; link_cape_mode = 0; Link_ForceUnequipCape_quietly(); Link_ResetSwordAndItemUsage(); link_disable_sprite_damage = 0; player_handler_timer = 0; link_direction &= ~0xf; player_on_somaria_platform = 0; link_spin_attack_step_counter = 0; } void Link_ResetProperties_A() { // 87f1a3 link_direction_last = 0; link_direction = 0; link_flag_moving = 0; Link_ResetSwimmingState(); link_is_transforming = 0; countdown_for_blink = 0; ancilla_arr24[0] = 0; link_is_bunny = 0; link_is_bunny_mirror = 0; BYTE(link_timer_tempbunny) = 0; link_need_for_poof_for_transform = 0; byte_7E03FC = 0; link_need_for_pullforrupees_sprite = 0; BYTE(bit9_of_xcoord) = 0; link_something_with_hookshot = 0; link_give_damage = 0; link_spin_offsets = 0; tagalong_event_flags = 0; link_want_make_noise_when_dashed = 0; BYTE(tiledetect_tile_type) = 0; item_receipt_method = 0; link_triggered_by_whirlpool_sprite = 0; Link_ResetProperties_B(); } void Link_ResetProperties_B() { // 87f1e6 player_on_somaria_platform = 0; link_spin_attack_step_counter = 0; fallhole_var1 = 0; flag_is_sprite_to_pick_up_cached = 0; bitmask_of_dragstate = 0; link_this_controls_sprite_oam = 0; player_near_pit_state = 0; Link_ResetProperties_C(); } void Link_ResetProperties_C() { // 87f1fa tile_action_index = 0; state_for_spin_attack = 0; step_counter_for_spin_attack = 0; tile_coll_flag = 0; link_force_hold_sword_up = 0; link_sword_delay_timer = 0; tiledetect_misc_tiles = 0; link_item_in_hand = 0; link_position_mode = 0; link_debug_value_1 = 0; link_debug_value_2 = 0; link_var30d = 0; link_var30e = 0; some_animation_timer_steps = 0; bitfield_for_a_button = 0; button_mask_b_y = 0; button_b_frames = 0; link_state_bits = 0; link_picking_throw_state = 0; link_grabbing_wall = 0; link_cant_change_direction = 0; link_auxiliary_state = 0; link_incapacitated_timer = 0; link_electrocute_on_touch = 0; link_pose_for_item = 0; link_cape_mode = 0; Link_ResetSwordAndItemUsage(); link_disable_sprite_damage = 0; player_handler_timer = 0; related_to_hookshot = 0; flag_is_ancilla_to_pick_up = 0; flag_is_sprite_to_pick_up = 0; link_need_for_pullforrupees_sprite = 0; link_is_near_moveable_statue = 0; } bool Link_CheckForEdgeScreenTransition() { // 87f439 uint8 st = link_player_handler_state; if (st == 3 || st == 8 || st == 9 || st == 10 || !link_incapacitated_timer) return false; link_actual_vel_x = link_actual_vel_y = 0; link_recoilmode_timer = 3; link_x_coord = link_x_coord_prev; link_y_coord = link_y_coord_prev; return true; } void CacheCameraPropertiesIfOutdoors() { // 87f514 if (!player_is_indoors) CacheCameraProperties(); } void SomariaBlock_HandlePlayerInteraction(int k) { // 88e7e6 cur_object_index = k; if (ancilla_G[k]) return; if (!ancilla_H[k]) { if (link_auxiliary_state || (link_state_bits & 1) || ancilla_z[k] != 0 && ancilla_z[k] != 0xff || ancilla_K[k] || ancilla_L[k]) return; if (!(joypad1H_last & 0xf)) { ancilla_arr3[k] = 0; bitmask_of_dragstate = 0; ancilla_A[k] = 255; if (!link_is_running) { link_speed_setting = 0; return; } } else if ((joypad1H_last & 0xf) == ancilla_arr3[k]) { if (link_speed_setting == 18) bitmask_of_dragstate |= 0x81; } else { ancilla_arr3[k] = (joypad1H_last & 0xf); link_speed_setting = 0; } CheckPlayerCollOut coll_out; if (!Ancilla_CheckLinkCollision(k, 4, &coll_out) || ancilla_floor[k] != link_is_on_lower_level) return; if (!link_is_running || link_dash_ctr == 64) { uint8 t; ancilla_x_vel[k] = 0; ancilla_y_vel[k] = 0; ancilla_arr3[k] = t = joypad1H_last & 15; if (t & 3) { ancilla_x_vel[k] = t & 1 ? 16 : -16; ancilla_dir[k] = t & 1 ? 3 : 2; } else { ancilla_y_vel[k] = t & 8 ? -16 : 16; ancilla_dir[k] = t & 8 ? 0 : 1; } if (link_actual_vel_y == 0 || link_actual_vel_x == 0) { if (!Ancilla_CheckTileCollision_Class2(k)) { Ancilla_MoveY(k); Ancilla_MoveX(k); if (!(link_state_bits & 0x80) && !(++ancilla_A[k] & 7)) Ancilla_Sfx2_Pan(k, 0x22); } bitmask_of_dragstate = 0x81; link_speed_setting = 0x12; } Sprite_NullifyHookshotDrag(); return; } static const int8 kSomarianBlock_Yvel[4] = { -40, 40, 0, 0 }; static const int8 kSomarianBlock_Xvel[4] = { 0, 0, -40, 40 }; if (flag_is_ancilla_to_pick_up == k + 1) flag_is_ancilla_to_pick_up = 0; Link_CancelDash(); Ancilla_Sfx3_Pan(k, 0x32); int j = link_direction_facing >> 1; ancilla_dir[k] = j; ancilla_y_vel[k] = kSomarianBlock_Yvel[j]; ancilla_x_vel[k] = kSomarianBlock_Xvel[j]; ancilla_z_vel[k] = 48; ancilla_H[k] = 1; ancilla_z[k] = 0; } ancilla_z_vel[k] -= 2; Ancilla_MoveY(k); Ancilla_MoveX(k); Ancilla_MoveZ(k); if (ancilla_z[k] && ancilla_z[k] < 252) return; Ancilla_Sfx2_Pan(k, 0x21); ancilla_z[k] = 0; int j = ancilla_H[k]++; if (j == 3) { ancilla_arr4[k] = 0; ancilla_H[k] = 0; } else { static const int8 kSomarianBlock_Zvel[4] = { 48, 24, 16, 8 }; ancilla_z_vel[k] = kSomarianBlock_Zvel[j - 1]; ancilla_y_vel[k] = (int8)ancilla_y_vel[k] / 2; ancilla_x_vel[k] = (int8)ancilla_x_vel[k] / 2; } } void Gravestone_Move(int k) { // 88ed89 if (submodule_index) return; ancilla_y_vel[k] = -8; Ancilla_MoveY(k); Gravestone_ActAsBarrier(k); uint16 y_target = ancilla_B[k] << 8 | ancilla_A[k]; uint16 y_cur = Ancilla_GetY(k); if (y_cur >= y_target) return; ancilla_type[k] = 0; link_something_with_hookshot = 0; bitmask_of_dragstate &= ~4; BYTE(scratch_0) = ((uint8 *)door_debris_y)[k]; HIBYTE(scratch_0) = ((uint8 *)door_debris_x)[k]; big_rock_starting_address = scratch_0; door_open_closed_counter = big_rock_starting_address == 0x532 ? 0x48 : big_rock_starting_address == 0x488 ? 0x60 : 0x40; Overworld_DoMapUpdate32x32_B(); } void Gravestone_ActAsBarrier(int k) { // 88ee57 uint16 x = Ancilla_GetX(k); uint16 y = Ancilla_GetY(k); uint16 r4 = y + 0x18; uint16 r6 = x + 0x20; uint16 lx = link_x_coord + 8; uint16 ly = link_y_coord + 8; if (ly >= y && ly < r4 && lx >= x && lx < r6) { uint16 r10 = abs16(ly - r4); link_y_coord += r10; link_y_vel += r10; bitmask_of_dragstate |= 4; } if (link_direction_facing) link_direction_facing &= ~4; } void AncillaAdd_DugUpFlute(uint8 a, uint8 y) { // 898c73 int k = Ancilla_AddAncilla(a, y); if (k < 0) return; ancilla_step[k] = 0; ancilla_z[k] = 0; ancilla_z_vel[k] = 24; ancilla_x_vel[k] = link_direction_facing == 4 ? -8 : 8; DecodeAnimatedSpriteTile_variable(12); Ancilla_SetXY(k, 0x490, 0xa8a); } void AncillaAdd_CaneOfByrnaInitSpark(uint8 a, uint8 y) { // 898ee0 for (int k = 4; k >= 0; k--) { if (ancilla_type[k] == 0x31) ancilla_type[k] = 0; } int k = Ancilla_AddAncilla(a, y); if (k >= 0) { ancilla_item_to_link[k] = 0; ancilla_aux_timer[k] = 9; link_disable_sprite_damage = 1; ancilla_arr3[k] = 2; } } void AncillaAdd_ShovelDirt(uint8 a, uint8 y) { // 898f5b int k = Ancilla_AddAncilla(a, y); if (k >= 0) { ancilla_item_to_link[k] = 0; ancilla_timer[k] = 20; Ancilla_SetXY(k, link_x_coord, link_y_coord); } } void AncillaAdd_Hookshot(uint8 a, uint8 y) { // 899b10 static const int8 kHookshot_Yvel[4] = { -64, 64, 0, 0 }; static const int8 kHookshot_Xvel[4] = { 0, 0, -64, 64 }; static const int8 kHookshot_Yd[4] = { 4, 20, 8, 8 }; static const int8 kHookshot_Xd[4] = { 0, 0, -4, 11 }; int k = Ancilla_AddAncilla(a, y); if (k >= 0) { ancilla_aux_timer[k] = 3; ancilla_item_to_link[k] = 0; ancilla_step[k] = 0; ancilla_L[k] = 0; related_to_hookshot = 0; hookshot_effect_index = k; ancilla_K[k] = 0; ancilla_G[k] = 255; ancilla_arr1[k] = 0; ancilla_timer[k] = 0; int j = link_direction_facing >> 1; ancilla_dir[k] = j; ancilla_x_vel[k] = kHookshot_Xvel[j]; ancilla_y_vel[k] = kHookshot_Yvel[j]; Ancilla_SetXY(k, link_x_coord + kHookshot_Xd[j], link_y_coord + kHookshot_Yd[j]); } } void ResetSomeThingsAfterDeath(uint8 a) { // 8bffbf link_is_in_deep_water = 0; link_speed_setting = a; byte_7E03F3 = 0; byte_7E0322 = 0; flag_is_link_immobilized = 0; overworld_palette_swap_flag = 0; player_unk1 = 0; link_give_damage = 0; link_actual_vel_y = 0; link_actual_vel_x = 0; link_actual_vel_z = 0; BYTE(link_z_coord) = 0; draw_water_ripples_or_grass = 0; byte_7E0316 = 0; countdown_for_blink = 0; link_player_handler_state = 0; link_visibility_status = 0; Ancilla_TerminateSelectInteractives(0); Link_ResetProperties_A(); } void SpawnHammerWaterSplash() { // 9aff3c static const int8 kItem_Hammer_SpawnWater_X[4] = { 0, 12, -8, 24 }; static const int8 kItem_Hammer_SpawnWater_Y[4] = { 8, 32, 24, 24 }; if (submodule_index | flag_is_link_immobilized | flag_unk1) return; int i = link_direction_facing >> 1; uint16 x = link_x_coord + kItem_Hammer_SpawnWater_X[i]; uint16 y = link_y_coord + kItem_Hammer_SpawnWater_Y[i]; uint8 tiletype; if (player_is_indoors) { int t = (link_is_on_lower_level >= 1) ? 0x1000 : 0; t += (x & 0x1f8) >> 3; t += (y & 0x1f8) << 3; tiletype = dung_bg2_attr_table[t]; } else { tiletype = Overworld_ReadTileAttribute(x >> 3, y); } if (tiletype == 8 || tiletype == 9) { int j = Sprite_SpawnSmallSplash(0); if (j >= 0) { Sprite_SetX(j, x - 8); Sprite_SetY(j, y - 16); sprite_floor[j] = link_is_on_lower_level; sprite_z[j] = 0; } } } void DiggingGameGuy_AttemptPrizeSpawn() { // 9dfd5c static const int8 kDiggingGameGuy_Xvel[2] = { -16, 16 }; static const int8 kDiggingGameGuy_X[2] = { 0, 19 }; static const uint8 kDiggingGameGuy_Items[4] = { 0xdb, 0xda, 0xd9, 0xdf }; beamos_x_hi[1]++; if (link_y_coord >= 0xb18) return; int j = GetRandomNumber() & 7; uint8 item_to_spawn; switch (j) { case 0: case 1: case 2: case 3: item_to_spawn = kDiggingGameGuy_Items[j]; break; case 4: if (beamos_x_hi[1] < 25 || beamos_x_hi[0] || GetRandomNumber() & 3) return; item_to_spawn = beamos_x_hi[0] = 0xeb; break; default: return; } SpriteSpawnInfo info; j = Sprite_SpawnDynamically(4, item_to_spawn, &info); // zelda bug: 4 wtf... if (j >= 0) { int i = link_direction_facing != 4; sprite_x_vel[j] = kDiggingGameGuy_Xvel[i]; sprite_y_vel[j] = 0; sprite_z_vel[j] = 24; sprite_stunned[j] = 255; sprite_delay_aux4[j] = 48; Sprite_SetX(j, (link_x_coord + kDiggingGameGuy_X[i]) & ~0xf); Sprite_SetY(j, (link_y_coord + 22) & ~0xf); sprite_floor[j] = 0; SpriteSfx_QueueSfx3WithPan(j, 0x30); } }