ref: bc97f719f79c6570db9129b337bb8eb5c5020239
dir: /doom-limits/
this lifts a bunch of limits in the engine for stupid bullshit wads that don't honor them. this should not be merged, ever. these inflate a bunch of arrays, and make doom use much more memory. . savegame buffer overflow: for maps that are too large; does not work correctly, loading several times in game will eventually crash (will not corrupt anything though) diff -Naur a/sys/src/games/doom/g_game.c b/sys/src/games/doom/g_game.c --- a/sys/src/games/doom/g_game.c Wed Jul 29 13:45:35 2015 +++ b/sys/src/games/doom/g_game.c Tue Aug 11 15:47:02 2015 @@ -68,7 +68,7 @@ #include "g_game.h" -#define SAVEGAMESIZE 0x2c000 +#define SAVEGAMESIZE 0x200000 #define SAVESTRINGSIZE 24 @@ -137,6 +137,7 @@ short consistancy[MAXPLAYERS][BACKUPTICS]; byte* savebuffer; +void *savbuf; /* FIXME */ // @@ -1261,7 +1262,10 @@ sprintf (name,SAVEGAMENAME"%d.dsg",savegameslot); description = savedescription; - save_p = savebuffer = screens[1]+0x4000; +// if(save_p == nil || save_p == savebuffer + SAVESTRINGSIZE) + if(savbuf == nil) + savbuf = Z_Malloc(SAVEGAMESIZE, PU_STATIC, 0); + save_p = savebuffer = savbuf; memcpy (save_p, description, SAVESTRINGSIZE); save_p += SAVESTRINGSIZE; @@ -1296,7 +1300,7 @@ players[consoleplayer].message = GGSAVED; // draw the pattern into the back screen - R_FillBackScreen (); + R_FillBackScreen (); } diff -Naur a/sys/src/games/doom/i_system.c b/sys/src/games/doom/i_system.c --- a/sys/src/games/doom/i_system.c Wed Jul 29 18:58:52 2015 +++ b/sys/src/games/doom/i_system.c Tue Aug 11 15:22:39 2015 @@ -11,7 +11,7 @@ #include "g_game.h" #include "m_misc.h" -int mb_used = 6; /* 6MB heap */ +int mb_used = 12; /* 12MB heap */ void I_Init (void) { diff -Naur a/sys/src/games/doom/p_enemy.c b/sys/src/games/doom/p_enemy.c --- a/sys/src/games/doom/p_enemy.c Mon Jul 27 20:08:20 2015 +++ b/sys/src/games/doom/p_enemy.c Tue Aug 11 15:21:28 2015 @@ -262,7 +262,7 @@ fixed_t xspeed[8] = {FRACUNIT,47000,0,-47000,-FRACUNIT,-47000,0,47000}; fixed_t yspeed[8] = {0,47000,FRACUNIT,47000,0,-47000,-FRACUNIT,-47000}; -#define MAXSPECIALCROSS 8 +#define MAXSPECIALCROSS 128 extern line_t* spechit[MAXSPECIALCROSS]; extern int numspechit; diff -Naur a/sys/src/games/doom/p_local.h b/sys/src/games/doom/p_local.h --- a/sys/src/games/doom/p_local.h Sun Aug 2 19:57:59 2015 +++ b/sys/src/games/doom/p_local.h Tue Aug 11 15:21:28 2015 @@ -153,7 +153,7 @@ } d; } intercept_t; -#define MAXINTERCEPTS 128 +#define MAXINTERCEPTS 512 extern intercept_t intercepts[MAXINTERCEPTS]; extern intercept_t* intercept_p; diff -Naur a/sys/src/games/doom/p_map.c b/sys/src/games/doom/p_map.c --- a/sys/src/games/doom/p_map.c Mon Jul 27 20:08:20 2015 +++ b/sys/src/games/doom/p_map.c Tue Aug 11 15:21:28 2015 @@ -62,7 +62,7 @@ // keep track of special lines as they are hit, // but don't process them until the move is proven valid -#define MAXSPECIALCROSS 8 +#define MAXSPECIALCROSS 128 line_t* spechit[MAXSPECIALCROSS]; int numspechit; diff -Naur a/sys/src/games/doom/p_spec.c b/sys/src/games/doom/p_spec.c --- a/sys/src/games/doom/p_spec.c Mon Jul 27 20:08:20 2015 +++ b/sys/src/games/doom/p_spec.c Tue Aug 11 15:21:28 2015 @@ -78,7 +78,7 @@ -#define MAXANIMS 32 +#define MAXANIMS 256 extern anim_t anims[MAXANIMS]; extern anim_t* lastanim; @@ -321,7 +321,7 @@ // Note: this should be doable w/o a fixed array. // 20 adjoining sectors max! -#define MAX_ADJOINING_SECTORS 20 +#define MAX_ADJOINING_SECTORS 128 fixed_t P_FindNextHighestFloor diff -Naur a/sys/src/games/doom/r_bsp.c b/sys/src/games/doom/r_bsp.c --- a/sys/src/games/doom/r_bsp.c Mon Jul 27 20:08:20 2015 +++ b/sys/src/games/doom/r_bsp.c Tue Aug 11 15:21:28 2015 @@ -85,7 +85,7 @@ } cliprange_t; -#define MAXSEGS 32 +#define MAXSEGS SCREENWIDTH/2+1 // newend is one past the last valid seg cliprange_t* newend; diff -Naur a/sys/src/games/doom/r_defs.h b/sys/src/games/doom/r_defs.h --- a/sys/src/games/doom/r_defs.h Mon Jul 27 20:08:20 2015 +++ b/sys/src/games/doom/r_defs.h Tue Aug 11 15:21:28 2015 @@ -52,7 +52,7 @@ #define SIL_TOP 2 #define SIL_BOTH 3 -#define MAXDRAWSEGS 256 +#define MAXDRAWSEGS 1024 diff -Naur a/sys/src/games/doom/r_plane.c b/sys/src/games/doom/r_plane.c --- a/sys/src/games/doom/r_plane.c Mon Jul 27 20:08:20 2015 +++ b/sys/src/games/doom/r_plane.c Tue Aug 11 15:21:28 2015 @@ -47,14 +47,14 @@ // // Here comes the obnoxious "visplane". -#define MAXVISPLANES 128 +#define MAXVISPLANES 1024 visplane_t visplanes[MAXVISPLANES]; visplane_t* lastvisplane; visplane_t* floorplane; visplane_t* ceilingplane; // ? -#define MAXOPENINGS SCREENWIDTH*64 +#define MAXOPENINGS SCREENWIDTH*200 short openings[MAXOPENINGS]; short* lastopening; diff -Naur a/sys/src/games/doom/r_things.h b/sys/src/games/doom/r_things.h --- a/sys/src/games/doom/r_things.h Mon Jul 27 20:08:20 2015 +++ b/sys/src/games/doom/r_things.h Tue Aug 11 15:21:28 2015 @@ -24,7 +24,7 @@ #define __R_THINGS__ -#define MAXVISSPRITES 128 +#define MAXVISSPRITES 1024 extern vissprite_t vissprites[MAXVISSPRITES]; extern vissprite_t* vissprite_p;