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Merge branch 'patches' into mingw-windows-patches

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This commit is contained in:
Eric Wasylishen 2014-05-22 11:06:42 -07:00
commit 614a8392b5
9 changed files with 316 additions and 168 deletions
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7
Quake/common.h
View file

@ -26,6 +26,8 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#if defined(_WIN32)
#ifdef _MSC_VER
/* We use this POSIX function in image.c, in MSC it is called _getc_nolock */
#define getc_unlocked _getc_nolock
# pragma warning(disable:4244)
/* 'argument' : conversion from 'type1' to 'type2',
possible loss of data */
@ -42,6 +44,11 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#define fmin q_min
#endif
#endif /* _MSC_VER */
#ifndef _MSC_VER /* i.e., mingw */
/* mingw doesn't have getc_unlocked, just use getc */
#define getc_unlocked getc
#endif
#endif /* _WIN32 */
#undef min

13
Quake/gl_model.h
View file

@ -74,6 +74,15 @@ typedef struct mplane_s
byte pad[2];
} mplane_t;
// ericw -- each texture has two types of chains, and each surface can be a part of either or both independently.
// this is done because we draw the world, the brush models, and then parts of the world (transparent water) again,
// so we can build and clear each of the brush model chains without affecting the world chains.
typedef enum
{
CHAINTYPE_WORLD = 0,
CHAINTYPE_MODEL = 1
} texchaintype;
typedef struct texture_s
{
char name[16];
@ -82,7 +91,7 @@ typedef struct texture_s
struct gltexture_s *fullbright; //johnfitz -- fullbright mask texture
struct gltexture_s *warpimage; //johnfitz -- for water animation
qboolean update_warp; //johnfitz -- update warp this frame
struct msurface_s *texturechain; // for texture chains
struct msurface_s *texturechains[2]; // ericw -- CHAINTYPE_WORLD and CHAINTYPE_MODEL
int anim_total; // total tenths in sequence ( 0 = no)
int anim_min, anim_max; // time for this frame min <=time< max
struct texture_s *anim_next; // in the animation sequence
@ -144,7 +153,7 @@ typedef struct msurface_s
int light_s, light_t; // gl lightmap coordinates
glpoly_t *polys; // multiple if warped
struct msurface_s *texturechain;
struct msurface_s *texturechains[2]; // ericw -- CHAINTYPE_WORLD and CHAINTYPE_MODEL
mtexinfo_t *texinfo;

4
Quake/gl_rmain.c
View file

@ -643,7 +643,7 @@ void R_ShowTris (void)
if (r_drawworld.value)
{
R_DrawTextureChains_ShowTris ();
R_DrawWorld_ShowTris ();
}
if (r_drawentities.value)
@ -750,7 +750,7 @@ void R_RenderScene (void)
R_DrawEntitiesOnList (false); //johnfitz -- false means this is the pass for nonalpha entities
R_DrawTextureChains_Water (); //johnfitz -- drawn here since they might have transparency
R_DrawWorld_Water (); //johnfitz -- drawn here since they might have transparency
R_DrawEntitiesOnList (true); //johnfitz -- true means this is the pass for alpha entities

4
Quake/gl_sky.c
View file

@ -526,10 +526,10 @@ void Sky_ProcessTextureChains (void)
{
t = cl.worldmodel->textures[i];
if (!t || !t->texturechain || !(t->texturechain->flags & SURF_DRAWSKY))
if (!t || !t->texturechains[CHAINTYPE_WORLD] || !(t->texturechains[CHAINTYPE_WORLD]->flags & SURF_DRAWSKY))
continue;
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[CHAINTYPE_WORLD]; s; s = s->texturechains[CHAINTYPE_WORLD])
if (!s->culled)
Sky_ProcessPoly (s->polys);
}

2
Quake/gl_warp.c
View file

@ -23,7 +23,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
extern cvar_t r_drawflat;
cvar_t r_oldwater = {"r_oldwater", "1", CVAR_ARCHIVE};
cvar_t r_oldwater = {"r_oldwater", "0", CVAR_ARCHIVE};
cvar_t r_waterquality = {"r_waterquality", "8", CVAR_NONE};
cvar_t r_waterwarp = {"r_waterwarp", "1", CVAR_NONE};

11
Quake/glquake.h
View file

@ -271,7 +271,7 @@ void R_DrawAliasModel (entity_t *e);
void R_DrawBrushModel (entity_t *e);
void R_DrawSpriteModel (entity_t *e);
void R_DrawTextureChains_Water (void);
void R_DrawTextureChains_Water (qmodel_t *model, entity_t *ent, texchaintype chaintype);
void R_RenderDlights (void);
void GL_BuildLightmaps (void);
@ -281,10 +281,10 @@ int R_LightPoint (vec3_t p);
void GL_SubdivideSurface (msurface_t *fa);
void R_BuildLightMap (msurface_t *surf, byte *dest, int stride);
void R_RenderDynamicLightmaps (msurface_t *fa);
void R_RenderDynamicLightmaps (msurface_t *fa, texchaintype chaintype);
void R_UploadLightmap (int lmap);
void R_DrawTextureChains_ShowTris (void);
void R_DrawWorld_ShowTris (void);
void R_DrawBrushModel_ShowTris (entity_t *e);
void R_DrawAliasModel_ShowTris (entity_t *e);
void R_DrawParticles_ShowTris (void);
@ -303,5 +303,10 @@ void Sky_LoadSkyBox (const char *name);
void TexMgr_RecalcWarpImageSize (void);
void R_ClearTextureChains (qmodel_t *mod, texchaintype chaintype);
void R_ChainSurface (msurface_t *surf, texchaintype chaintype);
void R_DrawTextureChains (qmodel_t *model, entity_t *ent, texchaintype chaintype);
void R_DrawWorld_Water ();
#endif /* __GLQUAKE_H */

73
Quake/image.c
View file

@ -72,8 +72,8 @@ int fgetLittleShort (FILE *f)
{
byte b1, b2;
b1 = fgetc(f);
b2 = fgetc(f);
b1 = getc_unlocked(f);
b2 = getc_unlocked(f);
return (short)(b1 + b2*256);
}
@ -82,10 +82,10 @@ int fgetLittleLong (FILE *f)
{
byte b1, b2, b3, b4;
b1 = fgetc(f);
b2 = fgetc(f);
b3 = fgetc(f);
b4 = fgetc(f);
b1 = getc_unlocked(f);
b2 = getc_unlocked(f);
b3 = getc_unlocked(f);
b4 = getc_unlocked(f);
return b1 + (b2<<8) + (b3<<16) + (b4<<24);
}
@ -152,19 +152,19 @@ byte *Image_LoadTGA (FILE *fin, int *width, int *height)
int realrow; //johnfitz -- fix for upside-down targas
qboolean upside_down; //johnfitz -- fix for upside-down targas
targa_header.id_length = fgetc(fin);
targa_header.colormap_type = fgetc(fin);
targa_header.image_type = fgetc(fin);
targa_header.id_length = getc_unlocked(fin);
targa_header.colormap_type = getc_unlocked(fin);
targa_header.image_type = getc_unlocked(fin);
targa_header.colormap_index = fgetLittleShort(fin);
targa_header.colormap_length = fgetLittleShort(fin);
targa_header.colormap_size = fgetc(fin);
targa_header.colormap_size = getc_unlocked(fin);
targa_header.x_origin = fgetLittleShort(fin);
targa_header.y_origin = fgetLittleShort(fin);
targa_header.width = fgetLittleShort(fin);
targa_header.height = fgetLittleShort(fin);
targa_header.pixel_size = fgetc(fin);
targa_header.attributes = fgetc(fin);
targa_header.pixel_size = getc_unlocked(fin);
targa_header.attributes = getc_unlocked(fin);
if (targa_header.image_type!=2 && targa_header.image_type!=10)
Sys_Error ("Image_LoadTGA: %s is not a type 2 or type 10 targa\n", loadfilename);
@ -196,19 +196,19 @@ byte *Image_LoadTGA (FILE *fin, int *width, int *height)
switch (targa_header.pixel_size)
{
case 24:
blue = getc(fin);
green = getc(fin);
red = getc(fin);
blue = getc_unlocked(fin);
green = getc_unlocked(fin);
red = getc_unlocked(fin);
*pixbuf++ = red;
*pixbuf++ = green;
*pixbuf++ = blue;
*pixbuf++ = 255;
break;
case 32:
blue = getc(fin);
green = getc(fin);
red = getc(fin);
alphabyte = getc(fin);
blue = getc_unlocked(fin);
green = getc_unlocked(fin);
red = getc_unlocked(fin);
alphabyte = getc_unlocked(fin);
*pixbuf++ = red;
*pixbuf++ = green;
*pixbuf++ = blue;
@ -229,23 +229,23 @@ byte *Image_LoadTGA (FILE *fin, int *width, int *height)
//johnfitz
for(column=0; column<columns; )
{
packetHeader=getc(fin);
packetHeader=getc_unlocked(fin);
packetSize = 1 + (packetHeader & 0x7f);
if (packetHeader & 0x80) // run-length packet
{
switch (targa_header.pixel_size)
{
case 24:
blue = getc(fin);
green = getc(fin);
red = getc(fin);
blue = getc_unlocked(fin);
green = getc_unlocked(fin);
red = getc_unlocked(fin);
alphabyte = 255;
break;
case 32:
blue = getc(fin);
green = getc(fin);
red = getc(fin);
alphabyte = getc(fin);
blue = getc_unlocked(fin);
green = getc_unlocked(fin);
red = getc_unlocked(fin);
alphabyte = getc_unlocked(fin);
break;
default: /* avoid compiler warnings */
blue = red = green = alphabyte = 0;
@ -279,19 +279,19 @@ byte *Image_LoadTGA (FILE *fin, int *width, int *height)
switch (targa_header.pixel_size)
{
case 24:
blue = getc(fin);
green = getc(fin);
red = getc(fin);
blue = getc_unlocked(fin);
green = getc_unlocked(fin);
red = getc_unlocked(fin);
*pixbuf++ = red;
*pixbuf++ = green;
*pixbuf++ = blue;
*pixbuf++ = 255;
break;
case 32:
blue = getc(fin);
green = getc(fin);
red = getc(fin);
alphabyte = getc(fin);
blue = getc_unlocked(fin);
green = getc_unlocked(fin);
red = getc_unlocked(fin);
alphabyte = getc_unlocked(fin);
*pixbuf++ = red;
*pixbuf++ = green;
*pixbuf++ = blue;
@ -319,7 +319,6 @@ byte *Image_LoadTGA (FILE *fin, int *width, int *height)
breakOut:;
}
}
fclose(fin);
*width = (int)(targa_header.width);
@ -397,12 +396,12 @@ byte *Image_LoadPCX (FILE *f, int *width, int *height)
for (x=0; x<(pcx.bytes_per_line); ) //read the extra padding byte if necessary
{
readbyte = fgetc(f);
readbyte = getc_unlocked(f);
if(readbyte >= 0xC0)
{
runlength = readbyte & 0x3F;
readbyte = fgetc(f);
readbyte = getc_unlocked(f);
}
else
runlength = 1;

39
Quake/r_brush.c
View file

@ -40,11 +40,12 @@ typedef struct glRect_s {
unsigned char l,t,w,h;
} glRect_t;
glpoly_t *lightmap_polys[MAX_LIGHTMAPS];
glpoly_t *lightmap_polys_by_chaintype[2][MAX_LIGHTMAPS];
qboolean lightmap_modified[MAX_LIGHTMAPS];
glRect_t lightmap_rectchange[MAX_LIGHTMAPS];
int allocated[MAX_LIGHTMAPS][BLOCK_WIDTH];
int last_lightmap_allocated; //ericw -- optimization: remember the index of the last lightmap AllocBlock stored a surf in
// the lightmap texture data needs to be kept in
// main memory so texsubimage can update properly
@ -132,6 +133,7 @@ void DrawGLTriangleFan (glpoly_t *p)
=============================================================
*/
#if 0
/*
================
R_DrawSequentialPoly -- johnfitz -- rewritten
@ -492,7 +494,7 @@ fullbrights:
rs_brushpasses++;
}
}
#endif
/*
=================
R_DrawBrushModel
@ -559,12 +561,7 @@ void R_DrawBrushModel (entity_t *e)
}
e->angles[0] = -e->angles[0]; // stupid quake bug
//
// draw it
//
if (r_drawflat_cheatsafe) //johnfitz
glDisable(GL_TEXTURE_2D);
R_ClearTextureChains (clmodel, CHAINTYPE_MODEL);
for (i=0 ; i<clmodel->nummodelsurfaces ; i++, psurf++)
{
pplane = psurf->plane;
@ -572,15 +569,17 @@ void R_DrawBrushModel (entity_t *e)
if (((psurf->flags & SURF_PLANEBACK) && (dot < -BACKFACE_EPSILON)) ||
(!(psurf->flags & SURF_PLANEBACK) && (dot > BACKFACE_EPSILON)))
{
R_DrawSequentialPoly (psurf);
R_ChainSurface (psurf, CHAINTYPE_MODEL);
rs_brushpolys++;
}
}
if (r_drawflat_cheatsafe) //johnfitz
glEnable(GL_TEXTURE_2D);
//
// draw it
//
GL_DisableMultitexture(); // selects TEXTURE0
R_DrawTextureChains (clmodel, e, CHAINTYPE_MODEL);
R_DrawTextureChains_Water (clmodel, e, CHAINTYPE_MODEL);
glPopMatrix ();
}
@ -660,7 +659,7 @@ R_RenderDynamicLightmaps
called during rendering
================
*/
void R_RenderDynamicLightmaps (msurface_t *fa)
void R_RenderDynamicLightmaps (msurface_t *fa, texchaintype chaintype)
{
byte *base;
int maps;
@ -671,8 +670,8 @@ void R_RenderDynamicLightmaps (msurface_t *fa)
return;
// add to lightmap chain
fa->polys->chain = lightmap_polys[fa->lightmaptexturenum];
lightmap_polys[fa->lightmaptexturenum] = fa->polys;
fa->polys->chain = lightmap_polys_by_chaintype[chaintype][fa->lightmaptexturenum];
lightmap_polys_by_chaintype[chaintype][fa->lightmaptexturenum] = fa->polys;
// check for lightmap modification
for (maps=0; maps < MAXLIGHTMAPS && fa->styles[maps] != 255; maps++)
@ -721,7 +720,12 @@ int AllocBlock (int w, int h, int *x, int *y)
int best, best2;
int texnum;
for (texnum=0 ; texnum<MAX_LIGHTMAPS ; texnum++)
// ericw -- rather than searching starting at lightmap 0 every time,
// start at the last lightmap we allocated a surface in.
// This makes AllocBlock much faster on large levels (can shave off 3+ seconds
// of load time on a level with 180 lightmaps), at a cost of not quite packing
// lightmaps as tightly vs. not doing this (uses ~5% more lightmaps)
for (texnum=last_lightmap_allocated ; texnum<MAX_LIGHTMAPS ; texnum++, last_lightmap_allocated++)
{
best = BLOCK_HEIGHT;
@ -870,7 +874,8 @@ void GL_BuildLightmaps (void)
qmodel_t *m;
memset (allocated, 0, sizeof(allocated));
last_lightmap_allocated = 0;
r_framecount = 1; // no dlightcache
//johnfitz -- null out array (the gltexture objects themselves were already freed by Mod_ClearAll)

331
Quake/r_world.c
View file

@ -25,7 +25,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
extern cvar_t gl_fullbrights, r_drawflat, gl_overbright, r_oldwater, r_oldskyleaf, r_showtris; //johnfitz
extern glpoly_t *lightmap_polys[MAX_LIGHTMAPS];
extern glpoly_t *lightmap_polys_by_chaintype[2][MAX_LIGHTMAPS];
byte *SV_FatPVS (vec3_t org, qmodel_t *worldmodel);
extern byte mod_novis[MAX_MAP_LEAFS/8];
@ -37,6 +37,36 @@ int vis_changed; //if true, force pvs to be refreshed
//
//==============================================================================
/*
===============
R_ClearTextureChains -- ericw -- clear lightmap chains and texture chains that a given model will use
===============
*/
void R_ClearTextureChains (qmodel_t *mod, texchaintype chaintype)
{
int i;
// clear lightmap chains
memset (lightmap_polys_by_chaintype[chaintype], 0, sizeof(lightmap_polys_by_chaintype[0]));
// set all chains to null
for (i=0 ; i<mod->numtextures ; i++)
if (mod->textures[i])
mod->textures[i]->texturechains[chaintype] = NULL;
}
/*
===============
R_ChainSurface -- ericw -- adds a surface to the head of the texture chain of its texture
===============
*/
void R_ChainSurface (msurface_t *surf, texchaintype chaintype)
{
surf->texturechains[chaintype] = surf->texinfo->texture->texturechains[chaintype];
surf->texinfo->texture->texturechains[chaintype] = surf;
}
/*
===============
R_MarkSurfaces -- johnfitz -- mark surfaces based on PVS and rebuild texture chains
@ -52,7 +82,7 @@ void R_MarkSurfaces (void)
qboolean nearwaterportal;
// clear lightmap chains
memset (lightmap_polys, 0, sizeof(lightmap_polys));
memset (lightmap_polys_by_chaintype[CHAINTYPE_WORLD], 0, sizeof(lightmap_polys_by_chaintype[0]));
// check this leaf for water portals
// TODO: loop through all water surfs and use distance to leaf cullbox
@ -101,9 +131,7 @@ void R_MarkSurfaces (void)
}
// set all chains to null
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
if (cl.worldmodel->textures[i])
cl.worldmodel->textures[i]->texturechain = NULL;
R_ClearTextureChains (cl.worldmodel, CHAINTYPE_WORLD);
// rebuild chains
@ -116,8 +144,7 @@ void R_MarkSurfaces (void)
for (j=0, surf=&cl.worldmodel->surfaces[node->firstsurface] ; j<node->numsurfaces ; j++, surf++)
if (surf->visframe == r_visframecount)
{
surf->texturechain = surf->texinfo->texture->texturechain;
surf->texinfo->texture->texturechain = surf;
R_ChainSurface (surf, CHAINTYPE_WORLD);
}
#else
//the old way
@ -200,19 +227,22 @@ void R_CullSurfaces (void)
R_BuildLightmapChains -- johnfitz -- used for r_lightmap 1
================
*/
void R_BuildLightmapChains (void)
void R_BuildLightmapChains (qmodel_t *model, texchaintype chaintype)
{
msurface_t *s;
int i;
qboolean isworld;
isworld = (model == cl.worldmodel);
// clear lightmap chains (already done in r_marksurfaces, but clearing them here to be safe becuase of r_stereo)
memset (lightmap_polys, 0, sizeof(lightmap_polys));
memset (lightmap_polys_by_chaintype[chaintype], 0, sizeof(lightmap_polys_by_chaintype[0]));
// now rebuild them
s = &cl.worldmodel->surfaces[cl.worldmodel->firstmodelsurface];
for (i=0 ; i<cl.worldmodel->nummodelsurfaces ; i++, s++)
if (s->visframe == r_visframecount && !R_CullBox(s->mins, s->maxs) && !R_BackFaceCull (s))
R_RenderDynamicLightmaps (s);
s = &model->surfaces[model->firstmodelsurface];
for (i=0 ; i<model->nummodelsurfaces ; i++, s++)
if (!isworld || (s->visframe == r_visframecount && !R_CullBox(s->mins, s->maxs) && !R_BackFaceCull (s)))
R_RenderDynamicLightmaps (s, chaintype);
}
//==============================================================================
@ -221,27 +251,59 @@ void R_BuildLightmapChains (void)
//
//==============================================================================
/*
=============
R_BeginTransparentDrawing -- ericw
=============
*/
static void R_BeginTransparentDrawing (float entalpha)
{
if (entalpha < 1.0f)
{
glDepthMask (GL_FALSE);
glEnable (GL_BLEND);
glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glColor4f (1,1,1,entalpha);
}
}
/*
=============
R_EndTransparentDrawing -- ericw
=============
*/
static void R_EndTransparentDrawing (float entalpha)
{
if (entalpha < 1.0f)
{
glDepthMask (GL_TRUE);
glDisable (GL_BLEND);
glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glColor3f (1, 1, 1);
}
}
/*
================
R_DrawTextureChains_ShowTris -- johnfitz
================
*/
void R_DrawTextureChains_ShowTris (void)
void R_DrawTextureChains_ShowTris (qmodel_t *model, texchaintype chaintype)
{
int i;
msurface_t *s;
texture_t *t;
glpoly_t *p;
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
for (i=0 ; i<model->numtextures ; i++)
{
t = cl.worldmodel->textures[i];
t = model->textures[i];
if (!t)
continue;
if (r_oldwater.value && t->texturechain && (t->texturechain->flags & SURF_DRAWTURB))
if (r_oldwater.value && t->texturechains[chaintype] && (t->texturechains[chaintype]->flags & SURF_DRAWTURB))
{
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
for (p = s->polys->next; p; p = p->next)
{
@ -250,7 +312,7 @@ void R_DrawTextureChains_ShowTris (void)
}
else
{
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
{
DrawGLTriangleFan (s->polys);
@ -264,22 +326,22 @@ void R_DrawTextureChains_ShowTris (void)
R_DrawTextureChains_Drawflat -- johnfitz
================
*/
void R_DrawTextureChains_Drawflat (void)
void R_DrawTextureChains_Drawflat (qmodel_t *model, texchaintype chaintype)
{
int i;
msurface_t *s;
texture_t *t;
glpoly_t *p;
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
for (i=0 ; i<model->numtextures ; i++)
{
t = cl.worldmodel->textures[i];
t = model->textures[i];
if (!t)
continue;
if (r_oldwater.value && t->texturechain && (t->texturechain->flags & SURF_DRAWTURB))
if (r_oldwater.value && t->texturechains[chaintype] && (t->texturechains[chaintype]->flags & SURF_DRAWTURB))
{
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
for (p = s->polys->next; p; p = p->next)
{
@ -291,7 +353,7 @@ void R_DrawTextureChains_Drawflat (void)
}
else
{
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
{
srand((unsigned int) (uintptr_t) s->polys);
@ -310,7 +372,7 @@ void R_DrawTextureChains_Drawflat (void)
R_DrawTextureChains_Glow -- johnfitz
================
*/
void R_DrawTextureChains_Glow (void)
void R_DrawTextureChains_Glow (qmodel_t *model, entity_t *ent, texchaintype chaintype)
{
int i;
msurface_t *s;
@ -318,16 +380,16 @@ void R_DrawTextureChains_Glow (void)
gltexture_t *glt;
qboolean bound;
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
for (i=0 ; i<model->numtextures ; i++)
{
t = cl.worldmodel->textures[i];
t = model->textures[i];
if (!t || !t->texturechain || !(glt = R_TextureAnimation(t,0)->fullbright))
if (!t || !t->texturechains[chaintype] || !(glt = R_TextureAnimation(t, ent != NULL ? ent->frame : 0)->fullbright))
continue;
bound = false;
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
{
if (!bound) //only bind once we are sure we need this texture
@ -346,7 +408,7 @@ void R_DrawTextureChains_Glow (void)
R_DrawTextureChains_Multitexture -- johnfitz
================
*/
void R_DrawTextureChains_Multitexture (void)
void R_DrawTextureChains_Multitexture (qmodel_t *model, entity_t *ent, texchaintype chaintype)
{
int i, j;
msurface_t *s;
@ -354,24 +416,24 @@ void R_DrawTextureChains_Multitexture (void)
float *v;
qboolean bound;
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
for (i=0 ; i<model->numtextures ; i++)
{
t = cl.worldmodel->textures[i];
t = model->textures[i];
if (!t || !t->texturechain || t->texturechain->flags & (SURF_DRAWTILED | SURF_NOTEXTURE))
if (!t || !t->texturechains[chaintype] || t->texturechains[chaintype]->flags & (SURF_DRAWTILED | SURF_NOTEXTURE))
continue;
bound = false;
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
{
if (!bound) //only bind once we are sure we need this texture
{
GL_Bind ((R_TextureAnimation(t,0))->gltexture);
GL_Bind ((R_TextureAnimation(t, ent != NULL ? ent->frame : 0))->gltexture);
GL_EnableMultitexture(); // selects TEXTURE1
bound = true;
}
R_RenderDynamicLightmaps (s);
R_RenderDynamicLightmaps (s, chaintype);
GL_Bind (lightmap_textures[s->lightmaptexturenum]);
R_UploadLightmap(s->lightmaptexturenum);
glBegin(GL_POLYGON);
@ -396,23 +458,23 @@ R_DrawTextureChains_NoTexture -- johnfitz
draws surfs whose textures were missing from the BSP
================
*/
void R_DrawTextureChains_NoTexture (void)
void R_DrawTextureChains_NoTexture (qmodel_t *model, texchaintype chaintype)
{
int i;
msurface_t *s;
texture_t *t;
qboolean bound;
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
for (i=0 ; i<model->numtextures ; i++)
{
t = cl.worldmodel->textures[i];
t = model->textures[i];
if (!t || !t->texturechain || !(t->texturechain->flags & SURF_NOTEXTURE))
if (!t || !t->texturechains[chaintype] || !(t->texturechains[chaintype]->flags & SURF_NOTEXTURE))
continue;
bound = false;
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
{
if (!bound) //only bind once we are sure we need this texture
@ -431,31 +493,31 @@ void R_DrawTextureChains_NoTexture (void)
R_DrawTextureChains_TextureOnly -- johnfitz
================
*/
void R_DrawTextureChains_TextureOnly (void)
void R_DrawTextureChains_TextureOnly (qmodel_t *model, entity_t *ent, texchaintype chaintype)
{
int i;
msurface_t *s;
texture_t *t;
qboolean bound;
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
for (i=0 ; i<model->numtextures ; i++)
{
t = cl.worldmodel->textures[i];
t = model->textures[i];
if (!t || !t->texturechain || t->texturechain->flags & (SURF_DRAWTURB | SURF_DRAWSKY))
if (!t || !t->texturechains[chaintype] || t->texturechains[chaintype]->flags & (SURF_DRAWTURB | SURF_DRAWSKY))
continue;
bound = false;
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
{
if (!bound) //only bind once we are sure we need this texture
{
GL_Bind ((R_TextureAnimation(t,0))->gltexture);
GL_Bind ((R_TextureAnimation(t, ent != NULL ? ent->frame : 0))->gltexture);
bound = true;
}
R_RenderDynamicLightmaps (s); //adds to lightmap chain
R_RenderDynamicLightmaps (s, chaintype); //adds to lightmap chain
DrawGLPoly (s->polys);
rs_brushpasses++;
}
@ -467,34 +529,33 @@ void R_DrawTextureChains_TextureOnly (void)
R_DrawTextureChains_Water -- johnfitz
================
*/
void R_DrawTextureChains_Water (void)
void R_DrawTextureChains_Water (qmodel_t *model, entity_t *ent, texchaintype chaintype)
{
int i;
msurface_t *s;
texture_t *t;
glpoly_t *p;
qboolean bound;
float entalpha;
if (r_drawflat_cheatsafe || r_lightmap_cheatsafe || !r_drawworld_cheatsafe)
if (r_drawflat_cheatsafe || r_lightmap_cheatsafe) // ericw -- !r_drawworld_cheatsafe check moved to R_DrawWorld_Water ()
return;
if (r_wateralpha.value < 1.0)
{
glDepthMask(GL_FALSE);
glEnable (GL_BLEND);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glColor4f (1,1,1,r_wateralpha.value);
}
entalpha = (model == cl.worldmodel) ? r_wateralpha.value :
(ent == NULL) ? 1.0f :
ENTALPHA_DECODE(ent->alpha);
R_BeginTransparentDrawing (entalpha);
if (r_oldwater.value)
{
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
for (i=0 ; i<model->numtextures ; i++)
{
t = cl.worldmodel->textures[i];
if (!t || !t->texturechain || !(t->texturechain->flags & SURF_DRAWTURB))
t = model->textures[i];
if (!t || !t->texturechains[chaintype] || !(t->texturechains[chaintype]->flags & SURF_DRAWTURB))
continue;
bound = false;
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
{
if (!bound) //only bind once we are sure we need this texture
@ -512,18 +573,27 @@ void R_DrawTextureChains_Water (void)
}
else
{
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
for (i=0 ; i<model->numtextures ; i++)
{
t = cl.worldmodel->textures[i];
if (!t || !t->texturechain || !(t->texturechain->flags & SURF_DRAWTURB))
t = model->textures[i];
if (!t || !t->texturechains[chaintype] || !(t->texturechains[chaintype]->flags & SURF_DRAWTURB))
continue;
bound = false;
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
{
if (!bound) //only bind once we are sure we need this texture
{
GL_Bind (t->warpimage);
if (model != cl.worldmodel)
{
// ericw -- this is copied from R_DrawSequentialPoly.
// If the poly is not part of the world we have to
// set this flag
t->update_warp = true; // FIXME: one frame too late!
}
bound = true;
}
DrawGLPoly (s->polys);
@ -532,13 +602,7 @@ void R_DrawTextureChains_Water (void)
}
}
if (r_wateralpha.value < 1.0)
{
glDepthMask(GL_TRUE);
glDisable (GL_BLEND);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glColor3f (1,1,1);
}
R_EndTransparentDrawing (entalpha);
}
/*
@ -546,21 +610,21 @@ void R_DrawTextureChains_Water (void)
R_DrawTextureChains_White -- johnfitz -- draw sky and water as white polys when r_lightmap is 1
================
*/
void R_DrawTextureChains_White (void)
void R_DrawTextureChains_White (qmodel_t *model, texchaintype chaintype)
{
int i;
msurface_t *s;
texture_t *t;
glDisable (GL_TEXTURE_2D);
for (i=0 ; i<cl.worldmodel->numtextures ; i++)
for (i=0 ; i<model->numtextures ; i++)
{
t = cl.worldmodel->textures[i];
t = model->textures[i];
if (!t || !t->texturechain || !(t->texturechain->flags & SURF_DRAWTILED))
if (!t || !t->texturechains[chaintype] || !(t->texturechains[chaintype]->flags & SURF_DRAWTILED))
continue;
for (s = t->texturechain; s; s = s->texturechain)
for (s = t->texturechains[chaintype]; s; s = s->texturechains[chaintype])
if (!s->culled)
{
DrawGLPoly (s->polys);
@ -575,7 +639,7 @@ void R_DrawTextureChains_White (void)
R_DrawLightmapChains -- johnfitz -- R_BlendLightmaps stripped down to almost nothing
================
*/
void R_DrawLightmapChains (void)
void R_DrawLightmapChains (qmodel_t *model, texchaintype chaintype)
{
int i, j;
glpoly_t *p;
@ -583,12 +647,12 @@ void R_DrawLightmapChains (void)
for (i=0 ; i<MAX_LIGHTMAPS ; i++)
{
if (!lightmap_polys[i])
if (!lightmap_polys_by_chaintype[chaintype][i])
continue;
GL_Bind (lightmap_textures[i]);
R_UploadLightmap(i);
for (p = lightmap_polys[i]; p; p=p->chain)
for (p = lightmap_polys_by_chaintype[chaintype][i]; p; p=p->chain)
{
glBegin (GL_POLYGON);
v = p->verts[0];
@ -605,51 +669,57 @@ void R_DrawLightmapChains (void)
/*
=============
R_DrawWorld -- johnfitz -- rewritten
R_DrawTextureChains -- johnfitz -- rewritten
ericw -- added model and ent params; no longer specific to the world
=============
*/
void R_DrawWorld (void)
void R_DrawTextureChains (qmodel_t *model, entity_t *ent, texchaintype chaintype)
{
if (!r_drawworld_cheatsafe)
return;
float entalpha;
entalpha = (ent == NULL) ? 1.0f : ENTALPHA_DECODE(ent->alpha);
if (r_drawflat_cheatsafe)
{
glDisable (GL_TEXTURE_2D);
R_DrawTextureChains_Drawflat ();
R_DrawTextureChains_Drawflat (model, chaintype);
glEnable (GL_TEXTURE_2D);
return;
}
if (r_fullbright_cheatsafe)
{
R_DrawTextureChains_TextureOnly ();
R_BeginTransparentDrawing (entalpha);
R_DrawTextureChains_TextureOnly (model, ent, chaintype);
R_EndTransparentDrawing (entalpha);
goto fullbrights;
}
if (r_lightmap_cheatsafe)
{
R_BuildLightmapChains ();
R_BuildLightmapChains (model, chaintype);
if (!gl_overbright.value)
{
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glColor3f(0.5, 0.5, 0.5);
}
R_DrawLightmapChains ();
R_DrawLightmapChains (model, chaintype);
if (!gl_overbright.value)
{
glColor3f(1,1,1);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
}
R_DrawTextureChains_White ();
R_DrawTextureChains_White (model, chaintype);
return;
}
R_DrawTextureChains_NoTexture ();
R_BeginTransparentDrawing (entalpha);
R_DrawTextureChains_NoTexture (model, chaintype);
if (gl_overbright.value)
{
if (gl_texture_env_combine && gl_mtexable)
if (gl_texture_env_combine && gl_mtexable) //case 1: texture and lightmap in one pass, overbright using texture combiners
{
GL_EnableMultitexture ();
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_COMBINE_EXT);
@ -658,33 +728,37 @@ void R_DrawWorld (void)
glTexEnvi(GL_TEXTURE_ENV, GL_SOURCE1_RGB_EXT, GL_TEXTURE);
glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT, 2.0f);
GL_DisableMultitexture ();
R_DrawTextureChains_Multitexture ();
R_DrawTextureChains_Multitexture (model, ent, chaintype);
GL_EnableMultitexture ();
glTexEnvf(GL_TEXTURE_ENV, GL_RGB_SCALE_EXT, 1.0f);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
GL_DisableMultitexture ();
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
}
else
else if (entalpha < 1) //case 2: can't do multipass if entity has alpha, so just draw the texture
{
R_DrawTextureChains_TextureOnly (model, ent, chaintype);
}
else //case 3: texture in one pass, lightmap in second pass using 2x modulation blend func, fog in third pass
{
//to make fog work with multipass lightmapping, need to do one pass
//with no fog, one modulate pass with black fog, and one additive
//pass with black geometry and normal fog
Fog_DisableGFog ();
R_DrawTextureChains_TextureOnly ();
R_DrawTextureChains_TextureOnly (model, ent, chaintype);
Fog_EnableGFog ();
glDepthMask (GL_FALSE);
glEnable (GL_BLEND);
glBlendFunc (GL_DST_COLOR, GL_SRC_COLOR); //2x modulate
Fog_StartAdditive ();
R_DrawLightmapChains ();
R_DrawLightmapChains (model, chaintype);
Fog_StopAdditive ();
if (Fog_GetDensity() > 0)
{
glBlendFunc(GL_ONE, GL_ONE); //add
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glColor3f(0,0,0);
R_DrawTextureChains_TextureOnly ();
R_DrawTextureChains_TextureOnly (model, ent, chaintype);
glColor3f(1,1,1);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
}
@ -695,34 +769,38 @@ void R_DrawWorld (void)
}
else
{
if (gl_mtexable)
if (gl_mtexable) //case 4: texture and lightmap in one pass, regular modulation
{
GL_EnableMultitexture ();
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
GL_DisableMultitexture ();
R_DrawTextureChains_Multitexture ();
R_DrawTextureChains_Multitexture (model, ent, chaintype);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
}
else
else if (entalpha < 1) //case 5: can't do multipass if entity has alpha, so just draw the texture
{
R_DrawTextureChains_TextureOnly (model, ent, chaintype);
}
else //case 6: texture in one pass, lightmap in a second pass, fog in third pass
{
//to make fog work with multipass lightmapping, need to do one pass
//with no fog, one modulate pass with black fog, and one additive
//pass with black geometry and normal fog
Fog_DisableGFog ();
R_DrawTextureChains_TextureOnly ();
R_DrawTextureChains_TextureOnly (model, ent, chaintype);
Fog_EnableGFog ();
glDepthMask (GL_FALSE);
glEnable (GL_BLEND);
glBlendFunc(GL_ZERO, GL_SRC_COLOR); //modulate
Fog_StartAdditive ();
R_DrawLightmapChains ();
R_DrawLightmapChains (model, chaintype);
Fog_StopAdditive ();
if (Fog_GetDensity() > 0)
{
glBlendFunc(GL_ONE, GL_ONE); //add
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glColor3f(0,0,0);
R_DrawTextureChains_TextureOnly ();
R_DrawTextureChains_TextureOnly (model, ent, chaintype);
glColor3f(1,1,1);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
}
@ -732,17 +810,62 @@ void R_DrawWorld (void)
}
}
R_EndTransparentDrawing (entalpha);
fullbrights:
if (gl_fullbrights.value)
{
glDepthMask (GL_FALSE);
glEnable (GL_BLEND);
glBlendFunc (GL_ONE, GL_ONE);
glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glColor3f (entalpha, entalpha, entalpha);
Fog_StartAdditive ();
R_DrawTextureChains_Glow ();
R_DrawTextureChains_Glow (model, ent, chaintype);
Fog_StopAdditive ();
glColor3f (1, 1, 1);
glTexEnvf (GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
glDisable (GL_BLEND);
glDepthMask (GL_TRUE);
}
}
/*
=============
R_DrawWorld -- ericw -- moved from R_DrawTextureChains, which is no longer specific to the world.
=============
*/
void R_DrawWorld (void)
{
if (!r_drawworld_cheatsafe)
return;
R_DrawTextureChains(cl.worldmodel, NULL, CHAINTYPE_WORLD);
}
/*
=============
R_DrawWorld_Water -- ericw -- moved from R_DrawTextureChains_Water, which is no longer specific to the world.
=============
*/
void R_DrawWorld_Water (void)
{
if (!r_drawworld_cheatsafe)
return;
R_DrawTextureChains_Water (cl.worldmodel, NULL, CHAINTYPE_WORLD);
}
/*
=============
R_DrawWorld_ShowTris -- ericw -- moved from R_DrawTextureChains_ShowTris, which is no longer specific to the world.
=============
*/
void R_DrawWorld_ShowTris (void)
{
if (!r_drawworld_cheatsafe)
return;
R_DrawTextureChains_ShowTris (cl.worldmodel, CHAINTYPE_WORLD);
}