From: havoc <havoc@d7cf8633-e32d-0410-b094-e92efae38249>
Date: Thu, 22 Feb 2007 04:42:10 +0000 (+0000)
Subject: split RSurf_DrawBatch_Lightmap function into 4 main functions (previously there were...
X-Git-Tag: xonotic-v0.1.0preview~3527
X-Git-Url: https://git.rm.cloudns.org/?a=commitdiff_plain;h=1fbe8243985ef55919f9f2ac841d3fe7d7df7f93;p=xonotic%2Fdarkplaces.git
split RSurf_DrawBatch_Lightmap function into 4 main functions (previously there were only 3 modes, causing rendering problems) and 2 utility functions, this cleaned up the code somewhat
git-svn-id: svn://svn.icculus.org/twilight/trunk/darkplaces@6889 d7cf8633-e32d-0410-b094-e92efae38249
---
diff --git a/gl_rmain.c b/gl_rmain.c
index 7ef9c09e..af64eda4 100644
--- a/gl_rmain.c
+++ b/gl_rmain.c
@@ -3150,167 +3150,202 @@ static void RSurf_DrawBatch_ShowSurfaces(int texturenumsurfaces, msurface_t **te
}
}
-static void RSurf_DrawBatch_Lightmap(int texturenumsurfaces, msurface_t **texturesurfacelist, float r, float g, float b, float a, int lightmode, qboolean applycolor, qboolean applyfog)
+static void RSurf_DrawBatch_GL11_ApplyFog(int texturenumsurfaces, msurface_t **texturesurfacelist)
{
int texturesurfaceindex;
int i;
float f;
float *v, *c, *c2;
- // TODO: optimize
- if (lightmode >= 2)
- {
- // model lighting
- vec3_t ambientcolor;
- vec3_t diffusecolor;
- vec3_t lightdir;
- VectorCopy(rsurface_entity->modellight_lightdir, lightdir);
- ambientcolor[0] = rsurface_entity->modellight_ambient[0] * r * 0.5f;
- ambientcolor[1] = rsurface_entity->modellight_ambient[1] * g * 0.5f;
- ambientcolor[2] = rsurface_entity->modellight_ambient[2] * b * 0.5f;
- diffusecolor[0] = rsurface_entity->modellight_diffuse[0] * r * 0.5f;
- diffusecolor[1] = rsurface_entity->modellight_diffuse[1] * g * 0.5f;
- diffusecolor[2] = rsurface_entity->modellight_diffuse[2] * b * 0.5f;
- if (VectorLength2(diffusecolor) > 0)
- {
- // generate color arrays for the surfaces in this list
- for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+ if (rsurface_lightmapcolor4f)
+ {
+ // generate color arrays for the surfaces in this list
+ for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+ {
+ const msurface_t *surface = texturesurfacelist[texturesurfaceindex];
+ for (i = 0, v = (rsurface_vertex3f + 3 * surface->num_firstvertex), c = (rsurface_lightmapcolor4f + 4 * surface->num_firstvertex), c2 = (rsurface_array_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, v += 3, c += 4, c2 += 4)
{
- const msurface_t *surface = texturesurfacelist[texturesurfaceindex];
- int numverts = surface->num_vertices;
- v = rsurface_vertex3f + 3 * surface->num_firstvertex;
- c2 = rsurface_normal3f + 3 * surface->num_firstvertex;
- c = rsurface_array_color4f + 4 * surface->num_firstvertex;
- // q3-style directional shading
- for (i = 0;i < numverts;i++, v += 3, c2 += 3, c += 4)
- {
- if ((f = DotProduct(c2, lightdir)) > 0)
- VectorMA(ambientcolor, f, diffusecolor, c);
- else
- VectorCopy(ambientcolor, c);
- c[3] = a;
- }
+ f = 1 - VERTEXFOGTABLE(VectorDistance(v, rsurface_modelorg));
+ c2[0] = c[0] * f;
+ c2[1] = c[1] * f;
+ c2[2] = c[2] * f;
+ c2[3] = c[3];
}
- r = 1;
- g = 1;
- b = 1;
- a = 1;
- applycolor = false;
- rsurface_lightmapcolor4f = rsurface_array_color4f;
}
- else
+ }
+ else
+ {
+ for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
{
- r = ambientcolor[0];
- g = ambientcolor[1];
- b = ambientcolor[2];
- rsurface_lightmapcolor4f = NULL;
+ const msurface_t *surface = texturesurfacelist[texturesurfaceindex];
+ for (i = 0, v = (rsurface_vertex3f + 3 * surface->num_firstvertex), c2 = (rsurface_array_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, v += 3, c2 += 4)
+ {
+ f = 1 - VERTEXFOGTABLE(VectorDistance(v, rsurface_modelorg));
+ c2[0] = f;
+ c2[1] = f;
+ c2[2] = f;
+ c2[3] = 1;
+ }
}
}
- else if (lightmode >= 1 || !rsurface_uselightmaptexture)
+ rsurface_lightmapcolor4f = rsurface_array_color4f;
+}
+
+static void RSurf_DrawBatch_GL11_ApplyColor(int texturenumsurfaces, msurface_t **texturesurfacelist, float r, float g, float b, float a)
+{
+ int texturesurfaceindex;
+ int i;
+ float *c, *c2;
+ if (!rsurface_lightmapcolor4f)
+ return;
+ for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
{
- if (texturesurfacelist[0]->lightmapinfo && texturesurfacelist[0]->lightmapinfo->stainsamples)
+ const msurface_t *surface = texturesurfacelist[texturesurfaceindex];
+ for (i = 0, c = (rsurface_lightmapcolor4f + 4 * surface->num_firstvertex), c2 = (rsurface_array_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, c += 4, c2 += 4)
{
- // generate color arrays for the surfaces in this list
- for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+ c2[0] = c[0] * r;
+ c2[1] = c[1] * g;
+ c2[2] = c[2] * b;
+ c2[3] = c[3] * a;
+ }
+ }
+ rsurface_lightmapcolor4f = rsurface_array_color4f;
+}
+
+static void RSurf_DrawBatch_GL11_Lightmap(int texturenumsurfaces, msurface_t **texturesurfacelist, float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
+{
+ // TODO: optimize
+ rsurface_lightmapcolor4f = NULL;
+ if (applyfog) RSurf_DrawBatch_GL11_ApplyFog(texturenumsurfaces, texturesurfacelist);
+ if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(texturenumsurfaces, texturesurfacelist, r, g, b, a);
+ R_Mesh_ColorPointer(rsurface_lightmapcolor4f);
+ GL_Color(r, g, b, a);
+ RSurf_DrawBatch_WithLightmapSwitching(texturenumsurfaces, texturesurfacelist, 0, -1);
+}
+
+static void RSurf_DrawBatch_GL11_Unlit(int texturenumsurfaces, msurface_t **texturesurfacelist, float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
+{
+ // TODO: optimize applyfog && applycolor case
+ // just apply fog if necessary, and tint the fog color array if necessary
+ rsurface_lightmapcolor4f = NULL;
+ if (applyfog) RSurf_DrawBatch_GL11_ApplyFog(texturenumsurfaces, texturesurfacelist);
+ if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(texturenumsurfaces, texturesurfacelist, r, g, b, a);
+ R_Mesh_ColorPointer(rsurface_lightmapcolor4f);
+ GL_Color(r, g, b, a);
+ RSurf_DrawBatch_Simple(texturenumsurfaces, texturesurfacelist);
+}
+
+static void RSurf_DrawBatch_GL11_VertexColor(int texturenumsurfaces, msurface_t **texturesurfacelist, float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
+{
+ int texturesurfaceindex;
+ int i;
+ float *c;
+ // TODO: optimize
+ if (texturesurfacelist[0]->lightmapinfo && texturesurfacelist[0]->lightmapinfo->stainsamples)
+ {
+ // generate color arrays for the surfaces in this list
+ for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
+ {
+ const msurface_t *surface = texturesurfacelist[texturesurfaceindex];
+ for (i = 0, c = rsurface_array_color4f + 4 * surface->num_firstvertex;i < surface->num_vertices;i++, c += 4)
{
- const msurface_t *surface = texturesurfacelist[texturesurfaceindex];
- for (i = 0, c = rsurface_array_color4f + 4 * surface->num_firstvertex;i < surface->num_vertices;i++, c += 4)
+ if (surface->lightmapinfo->samples)
{
- if (surface->lightmapinfo->samples)
+ const unsigned char *lm = surface->lightmapinfo->samples + (rsurface_model->surfmesh.data_lightmapoffsets + surface->num_firstvertex)[i];
+ float scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[0]] * (1.0f / 32768.0f);
+ VectorScale(lm, scale, c);
+ if (surface->lightmapinfo->styles[1] != 255)
{
- const unsigned char *lm = surface->lightmapinfo->samples + (rsurface_model->surfmesh.data_lightmapoffsets + surface->num_firstvertex)[i];
- float scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[0]] * (1.0f / 32768.0f);
- VectorScale(lm, scale, c);
- if (surface->lightmapinfo->styles[1] != 255)
+ int size3 = ((surface->lightmapinfo->extents[0]>>4)+1)*((surface->lightmapinfo->extents[1]>>4)+1)*3;
+ lm += size3;
+ scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[1]] * (1.0f / 32768.0f);
+ VectorMA(c, scale, lm, c);
+ if (surface->lightmapinfo->styles[2] != 255)
{
- int size3 = ((surface->lightmapinfo->extents[0]>>4)+1)*((surface->lightmapinfo->extents[1]>>4)+1)*3;
lm += size3;
- scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[1]] * (1.0f / 32768.0f);
+ scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[2]] * (1.0f / 32768.0f);
VectorMA(c, scale, lm, c);
- if (surface->lightmapinfo->styles[2] != 255)
+ if (surface->lightmapinfo->styles[3] != 255)
{
lm += size3;
- scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[2]] * (1.0f / 32768.0f);
+ scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[3]] * (1.0f / 32768.0f);
VectorMA(c, scale, lm, c);
- if (surface->lightmapinfo->styles[3] != 255)
- {
- lm += size3;
- scale = r_refdef.lightstylevalue[surface->lightmapinfo->styles[3]] * (1.0f / 32768.0f);
- VectorMA(c, scale, lm, c);
- }
}
}
}
- else
- VectorClear(c);
- c[3] = 1;
- }
- }
- rsurface_lightmapcolor4f = rsurface_array_color4f;
- }
- else
- rsurface_lightmapcolor4f = rsurface_model->surfmesh.data_lightmapcolor4f;
- }
- else
- {
- // just lightmap it
- rsurface_lightmapcolor4f = NULL;
- }
- if (applyfog)
- {
- if (rsurface_lightmapcolor4f)
- {
- // generate color arrays for the surfaces in this list
- for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
- {
- const msurface_t *surface = texturesurfacelist[texturesurfaceindex];
- for (i = 0, v = (rsurface_vertex3f + 3 * surface->num_firstvertex), c = (rsurface_lightmapcolor4f + 4 * surface->num_firstvertex), c2 = (rsurface_array_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, v += 3, c += 4, c2 += 4)
- {
- f = 1 - VERTEXFOGTABLE(VectorDistance(v, rsurface_modelorg));
- c2[0] = c[0] * f;
- c2[1] = c[1] * f;
- c2[2] = c[2] * f;
- c2[3] = c[3];
- }
- }
- }
- else
- {
- for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
- {
- const msurface_t *surface = texturesurfacelist[texturesurfaceindex];
- for (i = 0, v = (rsurface_vertex3f + 3 * surface->num_firstvertex), c2 = (rsurface_array_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, v += 3, c2 += 4)
- {
- f = 1 - VERTEXFOGTABLE(VectorDistance(v, rsurface_modelorg));
- c2[0] = f;
- c2[1] = f;
- c2[2] = f;
- c2[3] = 1;
}
+ else
+ VectorClear(c);
+ c[3] = 1;
}
}
rsurface_lightmapcolor4f = rsurface_array_color4f;
}
- if (applycolor && rsurface_lightmapcolor4f)
- {
+ else
+ rsurface_lightmapcolor4f = rsurface_model->surfmesh.data_lightmapcolor4f;
+ if (applyfog) RSurf_DrawBatch_GL11_ApplyFog(texturenumsurfaces, texturesurfacelist);
+ if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(texturenumsurfaces, texturesurfacelist, r, g, b, a);
+ R_Mesh_ColorPointer(rsurface_lightmapcolor4f);
+ GL_Color(r, g, b, a);
+ RSurf_DrawBatch_Simple(texturenumsurfaces, texturesurfacelist);
+}
+
+static void RSurf_DrawBatch_GL11_VertexShade(int texturenumsurfaces, msurface_t **texturesurfacelist, float r, float g, float b, float a, qboolean applycolor, qboolean applyfog)
+{
+ int texturesurfaceindex;
+ int i;
+ float f;
+ float *v, *c, *c2;
+ vec3_t ambientcolor;
+ vec3_t diffusecolor;
+ vec3_t lightdir;
+ // TODO: optimize
+ // model lighting
+ VectorCopy(rsurface_entity->modellight_lightdir, lightdir);
+ ambientcolor[0] = rsurface_entity->modellight_ambient[0] * r * 0.5f;
+ ambientcolor[1] = rsurface_entity->modellight_ambient[1] * g * 0.5f;
+ ambientcolor[2] = rsurface_entity->modellight_ambient[2] * b * 0.5f;
+ diffusecolor[0] = rsurface_entity->modellight_diffuse[0] * r * 0.5f;
+ diffusecolor[1] = rsurface_entity->modellight_diffuse[1] * g * 0.5f;
+ diffusecolor[2] = rsurface_entity->modellight_diffuse[2] * b * 0.5f;
+ if (VectorLength2(diffusecolor) > 0)
+ {
+ // generate color arrays for the surfaces in this list
for (texturesurfaceindex = 0;texturesurfaceindex < texturenumsurfaces;texturesurfaceindex++)
{
const msurface_t *surface = texturesurfacelist[texturesurfaceindex];
- for (i = 0, c = (rsurface_lightmapcolor4f + 4 * surface->num_firstvertex), c2 = (rsurface_array_color4f + 4 * surface->num_firstvertex);i < surface->num_vertices;i++, c += 4, c2 += 4)
+ int numverts = surface->num_vertices;
+ v = rsurface_vertex3f + 3 * surface->num_firstvertex;
+ c2 = rsurface_normal3f + 3 * surface->num_firstvertex;
+ c = rsurface_array_color4f + 4 * surface->num_firstvertex;
+ // q3-style directional shading
+ for (i = 0;i < numverts;i++, v += 3, c2 += 3, c += 4)
{
- c2[0] = c[0] * r;
- c2[1] = c[1] * g;
- c2[2] = c[2] * b;
- c2[3] = c[3] * a;
+ if ((f = DotProduct(c2, lightdir)) > 0)
+ VectorMA(ambientcolor, f, diffusecolor, c);
+ else
+ VectorCopy(ambientcolor, c);
+ c[3] = a;
}
}
+ r = 1;
+ g = 1;
+ b = 1;
+ a = 1;
+ applycolor = false;
rsurface_lightmapcolor4f = rsurface_array_color4f;
}
+ else
+ {
+ r = ambientcolor[0];
+ g = ambientcolor[1];
+ b = ambientcolor[2];
+ rsurface_lightmapcolor4f = NULL;
+ }
+ if (applyfog) RSurf_DrawBatch_GL11_ApplyFog(texturenumsurfaces, texturesurfacelist);
+ if (applycolor) RSurf_DrawBatch_GL11_ApplyColor(texturenumsurfaces, texturesurfacelist, r, g, b, a);
R_Mesh_ColorPointer(rsurface_lightmapcolor4f);
GL_Color(r, g, b, a);
- if (lightmode == 0 && rsurface_uselightmaptexture && !(rsurface_texture->currentmaterialflags & MATERIALFLAG_FULLBRIGHT))
- RSurf_DrawBatch_WithLightmapSwitching(texturenumsurfaces, texturesurfacelist, 0, -1);
- else
- RSurf_DrawBatch_Simple(texturenumsurfaces, texturesurfacelist);
+ RSurf_DrawBatch_Simple(texturenumsurfaces, texturesurfacelist);
}
static void R_DrawTextureSurfaceList_ShowSurfaces(int texturenumsurfaces, msurface_t **texturesurfacelist)
@@ -3494,7 +3529,12 @@ static void R_DrawTextureSurfaceList_GL13(int texturenumsurfaces, msurface_t **t
m.texrgbscale[1] = layertexrgbscale;
m.pointer_texcoord[1] = rsurface_model->surfmesh.data_texcoordtexture2f;
R_Mesh_TextureState(&m);
- RSurf_DrawBatch_Lightmap(texturenumsurfaces, texturesurfacelist, layercolor[0], layercolor[1], layercolor[2], layercolor[3], rsurface_lightmode, applycolor, applyfog);
+ if (rsurface_lightmode == 2)
+ RSurf_DrawBatch_GL11_VertexShade(texturenumsurfaces, texturesurfacelist, layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
+ else if (rsurface_uselightmaptexture)
+ RSurf_DrawBatch_GL11_Lightmap(texturenumsurfaces, texturesurfacelist, layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
+ else
+ RSurf_DrawBatch_GL11_VertexColor(texturenumsurfaces, texturesurfacelist, layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
break;
case TEXTURELAYERTYPE_TEXTURE:
memset(&m, 0, sizeof(m));
@@ -3503,7 +3543,7 @@ static void R_DrawTextureSurfaceList_GL13(int texturenumsurfaces, msurface_t **t
m.texrgbscale[0] = layertexrgbscale;
m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
R_Mesh_TextureState(&m);
- RSurf_DrawBatch_Lightmap(texturenumsurfaces, texturesurfacelist, layercolor[0], layercolor[1], layercolor[2], layercolor[3], 0, applycolor, applyfog);
+ RSurf_DrawBatch_GL11_Unlit(texturenumsurfaces, texturesurfacelist, layercolor[0], layercolor[1], layercolor[2], layercolor[3], applycolor, applyfog);
break;
case TEXTURELAYERTYPE_FOG:
memset(&m, 0, sizeof(m));
@@ -3584,7 +3624,12 @@ static void R_DrawTextureSurfaceList_GL11(int texturenumsurfaces, msurface_t **t
m.tex[0] = R_GetTexture(r_texture_white);
m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordlightmap2f;
R_Mesh_TextureState(&m);
- RSurf_DrawBatch_Lightmap(texturenumsurfaces, texturesurfacelist, 1, 1, 1, 1, rsurface_lightmode, false, false);
+ if (rsurface_lightmode == 2)
+ RSurf_DrawBatch_GL11_VertexShade(texturenumsurfaces, texturesurfacelist, 1, 1, 1, 1, false, false);
+ else if (rsurface_uselightmaptexture)
+ RSurf_DrawBatch_GL11_Lightmap(texturenumsurfaces, texturesurfacelist, 1, 1, 1, 1, false, false);
+ else
+ RSurf_DrawBatch_GL11_VertexColor(texturenumsurfaces, texturesurfacelist, 1, 1, 1, 1, false, false);
GL_LockArrays(0, 0);
// then apply the texture to it
GL_BlendFunc(GL_DST_COLOR, GL_SRC_COLOR);
@@ -3593,7 +3638,7 @@ static void R_DrawTextureSurfaceList_GL11(int texturenumsurfaces, msurface_t **t
m.texmatrix[0] = layer->texmatrix;
m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
R_Mesh_TextureState(&m);
- RSurf_DrawBatch_Lightmap(texturenumsurfaces, texturesurfacelist, layer->color[0] * 0.5f, layer->color[1] * 0.5f, layer->color[2] * 0.5f, layer->color[3], 0, layer->color[0] != 2 || layer->color[1] != 2 || layer->color[2] != 2 || layer->color[3] != 1, false);
+ RSurf_DrawBatch_GL11_Unlit(texturenumsurfaces, texturesurfacelist, layer->color[0] * 0.5f, layer->color[1] * 0.5f, layer->color[2] * 0.5f, layer->color[3], layer->color[0] != 2 || layer->color[1] != 2 || layer->color[2] != 2 || layer->color[3] != 1, false);
}
else
{
@@ -3603,7 +3648,10 @@ static void R_DrawTextureSurfaceList_GL11(int texturenumsurfaces, msurface_t **t
m.texmatrix[0] = layer->texmatrix;
m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
R_Mesh_TextureState(&m);
- RSurf_DrawBatch_Lightmap(texturenumsurfaces, texturesurfacelist, layer->color[0], layer->color[1], layer->color[2], layer->color[3], rsurface_lightmode == 2 ? 2 : 1, layer->color[0] != 1 || layer->color[1] != 1 || layer->color[2] != 1 || layer->color[3] != 1, applyfog);
+ if (rsurface_lightmode == 2)
+ RSurf_DrawBatch_GL11_VertexShade(texturenumsurfaces, texturesurfacelist, layer->color[0], layer->color[1], layer->color[2], layer->color[3], layer->color[0] != 1 || layer->color[1] != 1 || layer->color[2] != 1 || layer->color[3] != 1, applyfog);
+ else
+ RSurf_DrawBatch_GL11_VertexColor(texturenumsurfaces, texturesurfacelist, layer->color[0], layer->color[1], layer->color[2], layer->color[3], layer->color[0] != 1 || layer->color[1] != 1 || layer->color[2] != 1 || layer->color[3] != 1, applyfog);
}
break;
case TEXTURELAYERTYPE_TEXTURE:
@@ -3613,7 +3661,7 @@ static void R_DrawTextureSurfaceList_GL11(int texturenumsurfaces, msurface_t **t
m.texmatrix[0] = layer->texmatrix;
m.pointer_texcoord[0] = rsurface_model->surfmesh.data_texcoordtexture2f;
R_Mesh_TextureState(&m);
- RSurf_DrawBatch_Lightmap(texturenumsurfaces, texturesurfacelist, layer->color[0], layer->color[1], layer->color[2], layer->color[3], 0, layer->color[0] != 1 || layer->color[1] != 1 || layer->color[2] != 1 || layer->color[3] != 1, applyfog);
+ RSurf_DrawBatch_GL11_Unlit(texturenumsurfaces, texturesurfacelist, layer->color[0], layer->color[1], layer->color[2], layer->color[3], layer->color[0] != 1 || layer->color[1] != 1 || layer->color[2] != 1 || layer->color[3] != 1, applyfog);
break;
case TEXTURELAYERTYPE_FOG:
// singletexture fogging