ref: b475117206ea0be0d7317727baf5048b7a1ba76c
dir: /r_local.h/
// r_local.h -- private refresh defs
#include "r_shared.h"
enum {
DRAW_BLEND = 1<<0,
DRAW_NO = 1<<1,
};
int surfdrawflags(int flags);
int entdrawflags(entity_t *e);
#define enthasalpha(e) ((e) && !defalpha((e)->alpha))
#define ALIAS_BASE_SIZE_RATIO (1.0 / 11.0)
// normalizing factor so player model works out to about
// 1 pixel per triangle
#define BMODEL_FULLY_CLIPPED 0x10 // value returned by R_BmodelCheckBBox ()
// if bbox is trivially rejected
//===========================================================================
// viewmodel lighting
typedef struct {
int ambientlight[3];
int shadelight[3];
float *plightvec;
} alight_t;
//===========================================================================
// clipped bmodel edges
typedef struct bedge_s
{
mvertex_t *v[2];
struct bedge_s *pnext;
} bedge_t;
typedef struct {
float fv[3]; // viewspace x, y
} auxvert_t;
//===========================================================================
extern cvar_t r_clearcolor;
extern cvar_t r_waterwarp;
extern cvar_t r_fullbright;
extern cvar_t r_ambient;
extern cvar_t r_reportsurfout;
extern cvar_t r_numsurfs;
extern cvar_t r_reportedgeout;
extern cvar_t r_numedges;
extern cvar_t r_part_scale;
extern cvar_t r_wateralpha;
extern cvar_t r_lavaalpha;
extern cvar_t r_slimealpha;
#define XCENTERING (1.0 / 2.0)
#define YCENTERING (1.0 / 2.0)
#define CLIP_EPSILON 0.001
#define BACKFACE_EPSILON 0.01
//===========================================================================
#define DIST_NOT_SET 98765
// !!! if this is changed, it must be changed in asm_draw.h too !!!
typedef struct clipplane_s
{
vec3_t normal;
float dist;
struct clipplane_s *next;
byte leftedge;
byte rightedge;
byte reserved[2];
} clipplane_t;
extern clipplane_t view_clipplanes[4];
//=============================================================================
void R_RenderWorld (void);
void R_RenderWorldRejects(void);
//=============================================================================
extern mplane_t screenedge[4];
extern vec3_t r_origin;
extern vec3_t r_entorigin;
extern float screenAspect;
extern float xOrigin, yOrigin;
extern int r_visframecount;
//=============================================================================
extern int r_drawflags;
void R_ClearPolyList (void);
void R_DrawPolyList (void);
//
// current entity info
//
extern bool insubmodel;
void R_DrawSprite (void);
int R_RenderFace (msurface_t *fa, int clipflags);
void R_RenderBmodelFace (bedge_t *pedges, msurface_t *psurf);
void R_TransformFrustum (void);
void R_SetSkyFrame (void);
texture_t *R_TextureAnimation (texture_t *base);
pixel_t addlight(pixel_t x, int lr, int lg, int lb);
void R_DrawSubmodelPolygons (model_t *pmodel, int clipflags);
void R_DrawSolidClippedSubmodelPolygons (model_t *pmodel);
void R_AddPolygonEdges (emitpoint_t *pverts, int numverts, int miplevel);
surf_t *R_GetSurf (void);
void R_AliasDrawModel (alight_t *plighting);
void R_BeginEdgeFrame (void);
void R_ScanEdges (void);
void D_DrawSurfaces (void);
void R_InsertNewEdges (edge_t *edgestoadd, edge_t *edgelist);
void R_StepActiveU (edge_t *pedge);
void R_RemoveEdges (edge_t *pedge);
extern void R_Surf8Start (void);
extern void R_Surf8End (void);
extern void R_Surf16Start (void);
extern void R_Surf16End (void);
extern void R_EdgeCodeStart (void);
extern void R_EdgeCodeEnd (void);
extern void R_RotateBmodel (void);
extern int c_faceclip;
extern int r_polycount;
extern model_t *cl_worldmodel;
extern int *pfrustum_indexes[4];
// !!! if this is changed, it must be changed in asm_draw.h too !!!
#define NEAR_CLIP 0.01
extern fixed16_t sadjust, tadjust;
extern fixed16_t bbextents, bbextentt;
#define MAXBVERTINDEXES 1000 // new clipped vertices when clipping bmodels
// to the world BSP
extern mvertex_t *r_ptverts, *r_ptvertsmax;
extern int r_currentkey;
extern int r_currentbkey;
void R_InitTurb (void);
//=========================================================
// Alias models
//=========================================================
#define MAXALIASVERTS 2000 // TODO: tune this
#define ALIAS_Z_CLIP_PLANE 5
#define NUMVERTEXNORMALS 162
extern const float r_avertexnormals[NUMVERTEXNORMALS][3];
extern finalvert_t *pfinalverts;
bool R_AliasCheckBBox (void);
//=========================================================
// turbulence stuff
#define AMP 8*0x10000
#define AMP2 3
#define SPEED 20
//=========================================================
// particle stuff
void R_DrawParticles (void);
void R_InitParticles (void);
void R_ClearParticles (void);
extern edge_t *auxedges;
extern int r_numallocatededges;
extern edge_t *r_edges, *edge_p, *edge_max;
extern edge_t *newedges[MAXHEIGHT];
extern edge_t *removeedges[MAXHEIGHT];
extern int screenwidth;
// FIXME: make stack vars when debugging done
extern int r_bmodelactive;
extern float aliasxscale, aliasyscale, aliasxcenter, aliasycenter;
extern float r_aliastransition, r_resfudge;
extern int r_outofsurfaces;
extern int r_outofedges;
extern int r_outofspans;
extern mvertex_t *r_pcurrentvertbase;
extern int r_maxvalidedgeoffset;
void R_AliasClipTriangle (mtriangle_t *ptri, auxvert_t *auxverts);
extern int r_frustum_indexes[4*6];
extern int r_maxsurfsseen, r_maxedgesseen, r_cnumsurfs;
extern bool r_surfsonstack;
extern bool r_dowarpold, r_viewchanged;
extern mleaf_t *r_viewleaf, *r_oldviewleaf;
extern vec3_t r_emins, r_emaxs;
extern mnode_t *r_pefragtopnode;
extern int r_clipflags;
extern int r_dlightframecount;
void R_StoreEfrags (efrag_t **ppefrag);
void R_AnimateLight (void);
void R_LightPoint (vec3_t p, int *r);
void R_SetupFrame (void);
void R_cshift_f (void);
void R_EmitEdge (mvertex_t *pv0, mvertex_t *pv1);
void R_ClipEdge (mvertex_t *pv0, mvertex_t *pv1, clipplane_t *clip);
void R_SplitEntityOnNode2 (mnode_t *node);
void R_MarkLights (dlight_t *light, int bit, mnode_t *node);