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Possible world rendering speedup.

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This commit is contained in:
Forest Hale 2000-07-04 02:23:50 +00:00
parent 51c1db9220
commit 9f5df4afa6
1 changed files with 12 additions and 1 deletions
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13
source/gl_rsurf.c
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@ -507,6 +507,7 @@ void R_DrawWorldSequentialPoly (msurface_t *s)
else else
{ {
glBindTexture (GL_TEXTURE_2D, t->gl_texturenum); glBindTexture (GL_TEXTURE_2D, t->gl_texturenum);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glBegin (GL_POLYGON); glBegin (GL_POLYGON);
v = p->verts[0]; v = p->verts[0];
for (i=0 ; i<p->numverts ; i++, v+= VERTEXSIZE) for (i=0 ; i<p->numverts ; i++, v+= VERTEXSIZE)
@ -517,6 +518,9 @@ void R_DrawWorldSequentialPoly (msurface_t *s)
glEnd (); glEnd ();
glBindTexture (GL_TEXTURE_2D, lightmap_textures + s->lightmaptexturenum); glBindTexture (GL_TEXTURE_2D, lightmap_textures + s->lightmaptexturenum);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glBlendFunc(GL_ZERO, GL_SRC_COLOR);
glEnable(GL_BLEND);
glBegin (GL_POLYGON); glBegin (GL_POLYGON);
v = p->verts[0]; v = p->verts[0];
for (i=0 ; i<p->numverts ; i++, v+= VERTEXSIZE) for (i=0 ; i<p->numverts ; i++, v+= VERTEXSIZE)
@ -524,6 +528,7 @@ void R_DrawWorldSequentialPoly (msurface_t *s)
glTexCoord2fv (&v[5]); glTexCoord2fv (&v[5]);
glVertex3fv (v); glVertex3fv (v);
} }
glDisable(GL_BLEND);
} }
glEnd (); glEnd ();
} }
@ -549,7 +554,7 @@ void R_DrawModelSequentialPoly (msurface_t *s)
// Binds world to texture env 0 // Binds world to texture env 0
GL_SelectTexture(0); GL_SelectTexture(0);
glBindTexture (GL_TEXTURE_2D, t->gl_texturenum); glBindTexture (GL_TEXTURE_2D, t->gl_texturenum);
// glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE); glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
// Binds lightmap to texenv 1 // Binds lightmap to texenv 1
GL_EnableMultitexture(); // Same as SelectTexture (TEXTURE1) GL_EnableMultitexture(); // Same as SelectTexture (TEXTURE1)
glBindTexture (GL_TEXTURE_2D, lightmap_textures + s->lightmaptexturenum); glBindTexture (GL_TEXTURE_2D, lightmap_textures + s->lightmaptexturenum);
@ -570,6 +575,7 @@ void R_DrawModelSequentialPoly (msurface_t *s)
else else
{ {
glBindTexture (GL_TEXTURE_2D, t->gl_texturenum); glBindTexture (GL_TEXTURE_2D, t->gl_texturenum);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
glBegin (GL_POLYGON); glBegin (GL_POLYGON);
v = p->verts[0]; v = p->verts[0];
for (i=0 ; i<p->numverts ; i++, v+= VERTEXSIZE) for (i=0 ; i<p->numverts ; i++, v+= VERTEXSIZE)
@ -580,6 +586,9 @@ void R_DrawModelSequentialPoly (msurface_t *s)
glEnd (); glEnd ();
glBindTexture (GL_TEXTURE_2D, lightmap_textures + s->lightmaptexturenum); glBindTexture (GL_TEXTURE_2D, lightmap_textures + s->lightmaptexturenum);
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
glBlendFunc(GL_ZERO, GL_SRC_COLOR);
glEnable(GL_BLEND);
glBegin (GL_POLYGON); glBegin (GL_POLYGON);
v = p->verts[0]; v = p->verts[0];
for (i=0 ; i<p->numverts ; i++, v+= VERTEXSIZE) for (i=0 ; i<p->numverts ; i++, v+= VERTEXSIZE)
@ -587,6 +596,7 @@ void R_DrawModelSequentialPoly (msurface_t *s)
glTexCoord2fv (&v[5]); glTexCoord2fv (&v[5]);
glVertex3fv (v); glVertex3fv (v);
} }
glDisable(GL_BLEND);
} }
glEnd (); glEnd ();
return; return;
@ -700,6 +710,7 @@ void R_RenderBrushPoly (msurface_t *fa)
return; return;
} }
glTexEnvf(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_REPLACE);
DrawGLPoly (fa->polys); DrawGLPoly (fa->polys);
// add the poly to the proper lightmap chain // add the poly to the proper lightmap chain