+shadowmesh_t *Mod_ShadowMesh_Finish(mempool_t *mempool, shadowmesh_t *firstmesh, qboolean light, qboolean neighbors, qboolean createvbo)
+{
+ shadowmesh_t *mesh, *newmesh, *nextmesh;
+ // reallocate meshs to conserve space
+ for (mesh = firstmesh, firstmesh = NULL;mesh;mesh = nextmesh)
+ {
+ nextmesh = mesh->next;
+ if (mesh->numverts >= 3 && mesh->numtriangles >= 1)
+ {
+ newmesh = Mod_ShadowMesh_ReAlloc(mempool, mesh, light, neighbors);
+ newmesh->next = firstmesh;
+ firstmesh = newmesh;
+ if (createvbo)
+ Mod_ShadowMesh_CreateVBOs(newmesh);
+ }
+ Mem_Free(mesh);
+ }
+ return firstmesh;
+}
+
+void Mod_ShadowMesh_CalcBBox(shadowmesh_t *firstmesh, vec3_t mins, vec3_t maxs, vec3_t center, float *radius)
+{
+ int i;
+ shadowmesh_t *mesh;
+ vec3_t nmins, nmaxs, ncenter, temp;
+ float nradius2, dist2, *v;
+ VectorClear(nmins);
+ VectorClear(nmaxs);
+ // calculate bbox
+ for (mesh = firstmesh;mesh;mesh = mesh->next)
+ {
+ if (mesh == firstmesh)
+ {
+ VectorCopy(mesh->vertex3f, nmins);
+ VectorCopy(mesh->vertex3f, nmaxs);
+ }
+ for (i = 0, v = mesh->vertex3f;i < mesh->numverts;i++, v += 3)
+ {
+ if (nmins[0] > v[0]) nmins[0] = v[0];if (nmaxs[0] < v[0]) nmaxs[0] = v[0];
+ if (nmins[1] > v[1]) nmins[1] = v[1];if (nmaxs[1] < v[1]) nmaxs[1] = v[1];
+ if (nmins[2] > v[2]) nmins[2] = v[2];if (nmaxs[2] < v[2]) nmaxs[2] = v[2];
+ }
+ }
+ // calculate center and radius
+ ncenter[0] = (nmins[0] + nmaxs[0]) * 0.5f;
+ ncenter[1] = (nmins[1] + nmaxs[1]) * 0.5f;
+ ncenter[2] = (nmins[2] + nmaxs[2]) * 0.5f;
+ nradius2 = 0;
+ for (mesh = firstmesh;mesh;mesh = mesh->next)
+ {
+ for (i = 0, v = mesh->vertex3f;i < mesh->numverts;i++, v += 3)
+ {
+ VectorSubtract(v, ncenter, temp);
+ dist2 = DotProduct(temp, temp);
+ if (nradius2 < dist2)
+ nradius2 = dist2;
+ }
+ }
+ // return data
+ if (mins)
+ VectorCopy(nmins, mins);
+ if (maxs)
+ VectorCopy(nmaxs, maxs);
+ if (center)
+ VectorCopy(ncenter, center);
+ if (radius)
+ *radius = sqrt(nradius2);
+}
+
+void Mod_ShadowMesh_Free(shadowmesh_t *mesh)
+{
+ shadowmesh_t *nextmesh;
+ for (;mesh;mesh = nextmesh)
+ {
+ if (mesh->ebo)
+ R_Mesh_DestroyEBO(mesh->ebo);
+ if (mesh->vbo)
+ R_Mesh_DestroyVBO(mesh->vbo);
+ nextmesh = mesh->next;
+ Mem_Free(mesh);
+ }
+}
+
+static rtexture_t *GL_TextureForSkinLayer(const unsigned char *in, int width, int height, const char *name, const unsigned int *palette, int textureflags, qboolean force)
+{
+ int i;
+ if (!force)
+ {
+ for (i = 0;i < width*height;i++)
+ if (((unsigned char *)&palette[in[i]])[3] > 0)
+ break;
+ if (i == width*height)
+ return NULL;
+ }
+ return R_LoadTexture2D (loadmodel->texturepool, name, width, height, in, TEXTYPE_PALETTE, textureflags, palette);
+}
+
+int Mod_LoadSkinFrame(skinframe_t *skinframe, const char *basename, int textureflags, int loadpantsandshirt, int loadglowtexture)
+{
+ imageskin_t s;
+ memset(skinframe, 0, sizeof(*skinframe));
+ skinframe->base = r_texture_notexture;
+ if (cls.state == ca_dedicated)
+ return false;
+ if (!image_loadskin(&s, basename))
+ return false;
+ skinframe->base = R_LoadTexture2D (loadmodel->texturepool, basename, s.basepixels_width, s.basepixels_height, s.basepixels, TEXTYPE_RGBA, textureflags, NULL);
+ if (s.nmappixels != NULL)
+ skinframe->nmap = R_LoadTexture2D (loadmodel->texturepool, va("%s_nmap", basename), s.nmappixels_width, s.nmappixels_height, s.nmappixels, TEXTYPE_RGBA, textureflags, NULL);
+ if (s.glosspixels != NULL)
+ skinframe->gloss = R_LoadTexture2D (loadmodel->texturepool, va("%s_gloss", basename), s.glosspixels_width, s.glosspixels_height, s.glosspixels, TEXTYPE_RGBA, textureflags, NULL);
+ if (s.glowpixels != NULL && loadglowtexture)
+ skinframe->glow = R_LoadTexture2D (loadmodel->texturepool, va("%s_glow", basename), s.glowpixels_width, s.glowpixels_height, s.glowpixels, TEXTYPE_RGBA, textureflags, NULL);
+ if (s.maskpixels != NULL)
+ skinframe->fog = R_LoadTexture2D (loadmodel->texturepool, va("%s_mask", basename), s.maskpixels_width, s.maskpixels_height, s.maskpixels, TEXTYPE_RGBA, textureflags, NULL);
+ if (loadpantsandshirt)
+ {
+ if (s.pantspixels != NULL)
+ skinframe->pants = R_LoadTexture2D (loadmodel->texturepool, va("%s_pants", basename), s.pantspixels_width, s.pantspixels_height, s.pantspixels, TEXTYPE_RGBA, textureflags, NULL);
+ if (s.shirtpixels != NULL)
+ skinframe->shirt = R_LoadTexture2D (loadmodel->texturepool, va("%s_shirt", basename), s.shirtpixels_width, s.shirtpixels_height, s.shirtpixels, TEXTYPE_RGBA, textureflags, NULL);
+ }
+ if (!skinframe->base)
+ skinframe->base = r_texture_notexture;
+ if (!skinframe->nmap)
+ skinframe->nmap = r_texture_blanknormalmap;
+ image_freeskin(&s);
+ return true;
+}
+
+int Mod_LoadSkinFrame_Internal(skinframe_t *skinframe, const char *basename, int textureflags, int loadpantsandshirt, int loadglowtexture, const unsigned char *skindata, int width, int height, int bitsperpixel, const unsigned int *palette, const unsigned int *alphapalette)
+{
+ int i;
+ unsigned char *temp1, *temp2;
+ memset(skinframe, 0, sizeof(*skinframe));
+ if (cls.state == ca_dedicated)
+ return false;
+ if (!skindata)
+ return false;
+ if (bitsperpixel == 32)
+ {
+ if (r_shadow_bumpscale_basetexture.value > 0)
+ {
+ temp1 = (unsigned char *)Mem_Alloc(loadmodel->mempool, width * height * 8);
+ temp2 = temp1 + width * height * 4;
+ Image_HeightmapToNormalmap(skindata, temp2, width, height, false, r_shadow_bumpscale_basetexture.value);
+ skinframe->nmap = R_LoadTexture2D(loadmodel->texturepool, va("%s_nmap", basename), width, height, temp2, TEXTYPE_RGBA, textureflags | TEXF_ALPHA, NULL);
+ Mem_Free(temp1);
+ }
+ skinframe->base = skinframe->merged = R_LoadTexture2D(loadmodel->texturepool, basename, width, height, skindata, TEXTYPE_RGBA, textureflags, NULL);
+ if (textureflags & TEXF_ALPHA)
+ {
+ for (i = 3;i < width * height * 4;i += 4)
+ if (skindata[i] < 255)
+ break;
+ if (i < width * height * 4)
+ {
+ unsigned char *fogpixels = (unsigned char *)Mem_Alloc(loadmodel->mempool, width * height * 4);
+ memcpy(fogpixels, skindata, width * height * 4);
+ for (i = 0;i < width * height * 4;i += 4)
+ fogpixels[i] = fogpixels[i+1] = fogpixels[i+2] = 255;
+ skinframe->fog = R_LoadTexture2D(loadmodel->texturepool, va("%s_fog", basename), width, height, fogpixels, TEXTYPE_RGBA, textureflags, NULL);
+ Mem_Free(fogpixels);
+ }
+ }
+ }
+ else if (bitsperpixel == 8)
+ {
+ if (r_shadow_bumpscale_basetexture.value > 0)
+ {
+ temp1 = (unsigned char *)Mem_Alloc(loadmodel->mempool, width * height * 8);
+ temp2 = temp1 + width * height * 4;
+ if (bitsperpixel == 32)
+ Image_HeightmapToNormalmap(skindata, temp2, width, height, false, r_shadow_bumpscale_basetexture.value);
+ else
+ {
+ // use either a custom palette or the quake palette
+ Image_Copy8bitRGBA(skindata, temp1, width * height, palette ? palette : palette_complete);
+ Image_HeightmapToNormalmap(temp1, temp2, width, height, false, r_shadow_bumpscale_basetexture.value);
+ }
+ skinframe->nmap = R_LoadTexture2D(loadmodel->texturepool, va("%s_nmap", basename), width, height, temp2, TEXTYPE_RGBA, textureflags | TEXF_ALPHA, NULL);
+ Mem_Free(temp1);
+ }
+ // use either a custom palette, or the quake palette
+ skinframe->base = skinframe->merged = GL_TextureForSkinLayer(skindata, width, height, va("%s_merged", basename), palette ? palette : (loadglowtexture ? palette_nofullbrights : ((textureflags & TEXF_ALPHA) ? palette_transparent : palette_complete)), textureflags, true); // all
+ if (!palette && loadglowtexture)
+ skinframe->glow = GL_TextureForSkinLayer(skindata, width, height, va("%s_glow", basename), palette_onlyfullbrights, textureflags, false); // glow
+ if (!palette && loadpantsandshirt)
+ {
+ skinframe->pants = GL_TextureForSkinLayer(skindata, width, height, va("%s_pants", basename), palette_pantsaswhite, textureflags, false); // pants
+ skinframe->shirt = GL_TextureForSkinLayer(skindata, width, height, va("%s_shirt", basename), palette_shirtaswhite, textureflags, false); // shirt
+ }
+ if (skinframe->pants || skinframe->shirt)
+ skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_nospecial", basename),loadglowtexture ? palette_nocolormapnofullbrights : palette_nocolormap, textureflags, false); // no special colors
+ if (textureflags & TEXF_ALPHA)
+ {
+ // if not using a custom alphapalette, use the quake one
+ if (!alphapalette)
+ alphapalette = palette_alpha;
+ for (i = 0;i < width * height;i++)
+ if (((unsigned char *)alphapalette)[skindata[i]*4+3] < 255)
+ break;
+ if (i < width * height)
+ skinframe->fog = GL_TextureForSkinLayer(skindata, width, height, va("%s_fog", basename), alphapalette, textureflags, true); // fog mask
+ }
+ }
+ else
+ return false;
+ if (!skinframe->nmap)
+ skinframe->nmap = r_texture_blanknormalmap;
+ return true;
+}
+
+void Mod_GetTerrainVertex3fTexCoord2fFromRGBA(const unsigned char *imagepixels, int imagewidth, int imageheight, int ix, int iy, float *vertex3f, float *texcoord2f, matrix4x4_t *pixelstepmatrix, matrix4x4_t *pixeltexturestepmatrix)
+{
+ float v[3], tc[3];
+ v[0] = ix;
+ v[1] = iy;
+ if (ix >= 0 && iy >= 0 && ix < imagewidth && iy < imageheight)
+ v[2] = (imagepixels[((iy*imagewidth)+ix)*4+0] + imagepixels[((iy*imagewidth)+ix)*4+1] + imagepixels[((iy*imagewidth)+ix)*4+2]) * (1.0f / 765.0f);
+ else
+ v[2] = 0;
+ Matrix4x4_Transform(pixelstepmatrix, v, vertex3f);
+ Matrix4x4_Transform(pixeltexturestepmatrix, v, tc);
+ texcoord2f[0] = tc[0];
+ texcoord2f[1] = tc[1];
+}
+
+void Mod_GetTerrainVertexFromRGBA(const unsigned char *imagepixels, int imagewidth, int imageheight, int ix, int iy, float *vertex3f, float *svector3f, float *tvector3f, float *normal3f, float *texcoord2f, matrix4x4_t *pixelstepmatrix, matrix4x4_t *pixeltexturestepmatrix)
+{
+ float vup[3], vdown[3], vleft[3], vright[3];
+ float tcup[3], tcdown[3], tcleft[3], tcright[3];
+ float sv[3], tv[3], nl[3];
+ Mod_GetTerrainVertex3fTexCoord2fFromRGBA(imagepixels, imagewidth, imageheight, ix, iy, vertex3f, texcoord2f, pixelstepmatrix, pixeltexturestepmatrix);
+ Mod_GetTerrainVertex3fTexCoord2fFromRGBA(imagepixels, imagewidth, imageheight, ix, iy - 1, vup, tcup, pixelstepmatrix, pixeltexturestepmatrix);
+ Mod_GetTerrainVertex3fTexCoord2fFromRGBA(imagepixels, imagewidth, imageheight, ix, iy + 1, vdown, tcdown, pixelstepmatrix, pixeltexturestepmatrix);
+ Mod_GetTerrainVertex3fTexCoord2fFromRGBA(imagepixels, imagewidth, imageheight, ix - 1, iy, vleft, tcleft, pixelstepmatrix, pixeltexturestepmatrix);
+ Mod_GetTerrainVertex3fTexCoord2fFromRGBA(imagepixels, imagewidth, imageheight, ix + 1, iy, vright, tcright, pixelstepmatrix, pixeltexturestepmatrix);
+ Mod_BuildBumpVectors(vertex3f, vup, vright, texcoord2f, tcup, tcright, svector3f, tvector3f, normal3f);
+ Mod_BuildBumpVectors(vertex3f, vright, vdown, texcoord2f, tcright, tcdown, sv, tv, nl);
+ VectorAdd(svector3f, sv, svector3f);
+ VectorAdd(tvector3f, tv, tvector3f);
+ VectorAdd(normal3f, nl, normal3f);
+ Mod_BuildBumpVectors(vertex3f, vdown, vleft, texcoord2f, tcdown, tcleft, sv, tv, nl);
+ VectorAdd(svector3f, sv, svector3f);
+ VectorAdd(tvector3f, tv, tvector3f);
+ VectorAdd(normal3f, nl, normal3f);
+ Mod_BuildBumpVectors(vertex3f, vleft, vup, texcoord2f, tcleft, tcup, sv, tv, nl);
+ VectorAdd(svector3f, sv, svector3f);
+ VectorAdd(tvector3f, tv, tvector3f);
+ VectorAdd(normal3f, nl, normal3f);
+}
+
+void Mod_ConstructTerrainPatchFromRGBA(const unsigned char *imagepixels, int imagewidth, int imageheight, int x1, int y1, int width, int height, int *element3i, int *neighbor3i, float *vertex3f, float *svector3f, float *tvector3f, float *normal3f, float *texcoord2f, matrix4x4_t *pixelstepmatrix, matrix4x4_t *pixeltexturestepmatrix)
+{
+ int x, y, ix, iy, *e;
+ e = element3i;
+ for (y = 0;y < height;y++)
+ {
+ for (x = 0;x < width;x++)
+ {
+ e[0] = (y + 1) * (width + 1) + (x + 0);
+ e[1] = (y + 0) * (width + 1) + (x + 0);
+ e[2] = (y + 1) * (width + 1) + (x + 1);
+ e[3] = (y + 0) * (width + 1) + (x + 0);
+ e[4] = (y + 0) * (width + 1) + (x + 1);
+ e[5] = (y + 1) * (width + 1) + (x + 1);
+ e += 6;
+ }
+ }
+ Mod_BuildTriangleNeighbors(neighbor3i, element3i, width*height*2);
+ for (y = 0, iy = y1;y < height + 1;y++, iy++)
+ for (x = 0, ix = x1;x < width + 1;x++, ix++, vertex3f += 3, texcoord2f += 2, svector3f += 3, tvector3f += 3, normal3f += 3)
+ Mod_GetTerrainVertexFromRGBA(imagepixels, imagewidth, imageheight, ix, iy, vertex3f, texcoord2f, svector3f, tvector3f, normal3f, pixelstepmatrix, pixeltexturestepmatrix);
+}
+
+skinfile_t *Mod_LoadSkinFiles(void)
+{
+ int i, words, numtags, line, tagsetsused = false, wordsoverflow;
+ char *text;
+ const char *data;
+ skinfile_t *skinfile = NULL, *first = NULL;
+ skinfileitem_t *skinfileitem;
+ char word[10][MAX_QPATH];
+ overridetagnameset_t tagsets[MAX_SKINS];
+ overridetagname_t tags[256];