Add GL_ExtensionSupported in vid_null.c because vid_shared.c relies on

[xonotic/darkplaces.git] / model_alias.c

diff --git a/model_alias.c b/model_alias.c
index e319582c5e3ee77c89d238adf2e650eeeba69810..238c18b37eff79a66ee9fed356f03e0a0dc0a1b5 100644 (file)
--- a/model_alias.c
+++ b/model_alias.c
@@ -922,45 +922,6 @@ static void Mod_MDL_LoadFrames (unsigned char* datapointer, int inverts, int *ve
        }
 }
 
-static void Mod_BuildAliasSkinFromSkinFrame(texture_t *texture, skinframe_t *skinframe)
-{
-       if (cls.state == ca_dedicated)
-               return;
-       // hack
-       if (!skinframe)
-               skinframe = R_SkinFrame_LoadMissing();
-       memset(texture, 0, sizeof(*texture));
-       texture->currentframe = texture;
-       //texture->animated = false;
-       texture->materialshaderpass = texture->shaderpasses[0] = Mod_CreateShaderPass(skinframe);
-       texture->currentskinframe = skinframe;
-       //texture->backgroundnumskinframes = 0;
-       //texture->customblendfunc[0] = 0;
-       //texture->customblendfunc[1] = 0;
-       //texture->surfaceflags = 0;
-       //texture->supercontents = 0;
-       //texture->surfaceparms = 0;
-       //texture->textureflags = 0;
-
-       texture->basematerialflags = MATERIALFLAG_WALL;
-       texture->basealpha = 1.0f;
-       if (texture->currentskinframe->hasalpha)
-               texture->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
-       texture->currentmaterialflags = texture->basematerialflags;
-       texture->offsetmapping = OFFSETMAPPING_DEFAULT;
-       texture->offsetscale = 1;
-       texture->offsetbias = 0;
-       texture->specularscalemod = 1;
-       texture->specularpowermod = 1;
-       texture->surfaceflags = 0;
-       texture->supercontents = SUPERCONTENTS_SOLID;
-       if (!(texture->basematerialflags & MATERIALFLAG_BLENDED))
-               texture->supercontents |= SUPERCONTENTS_OPAQUE;
-       texture->transparentsort = TRANSPARENTSORT_DISTANCE;
-       // WHEN ADDING DEFAULTS HERE, REMEMBER TO PUT DEFAULTS IN ALL LOADERS
-       // JUST GREP FOR "specularscalemod = 1".
-}
-
 void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, const char *meshname, const char *shadername)
 {
        int i;
@@ -983,14 +944,14 @@ void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, con
                                        Image_StripImageExtension(skinfileitem->replacement, stripbuf, sizeof(stripbuf));
                                        if(developer_extra.integer)
                                                Con_DPrintf("--> got %s from skin file\n", stripbuf);
-                                       Mod_LoadTextureFromQ3Shader(skin, stripbuf, true, true, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS);
+                                       Mod_LoadTextureFromQ3Shader(loadmodel->mempool, loadmodel->name, skin, stripbuf, true, true, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS, MATERIALFLAG_WALL);
                                        break;
                                }
                        }
                        if (!skinfileitem)
                        {
                                // don't render unmentioned meshes
-                               Mod_BuildAliasSkinFromSkinFrame(skin, NULL);
+                               Mod_LoadCustomMaterial(loadmodel->mempool, skin, meshname, SUPERCONTENTS_SOLID, MATERIALFLAG_WALL, R_SkinFrame_LoadMissing());
                                if(developer_extra.integer)
                                        Con_DPrintf("--> skipping\n");
                                skin->basematerialflags = skin->currentmaterialflags = MATERIALFLAG_NOSHADOW | MATERIALFLAG_NODRAW;
@@ -1002,7 +963,7 @@ void Mod_BuildAliasSkinsFromSkinFiles(texture_t *skin, skinfile_t *skinfile, con
                if(developer_extra.integer)
                        Con_DPrintf("--> using default\n");
                Image_StripImageExtension(shadername, stripbuf, sizeof(stripbuf));
-               Mod_LoadTextureFromQ3Shader(skin, stripbuf, true, true, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS);
+               Mod_LoadTextureFromQ3Shader(loadmodel->mempool, loadmodel->name, skin, stripbuf, true, true, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS, MATERIALFLAG_WALL);
        }
 }
 
@@ -1030,7 +991,6 @@ void Mod_IDP0_Load(dp_model_t *mod, void *buffer, void *bufferend)
        float *vertst;
        int *vertonseam, *vertremap;
        skinfile_t *skinfiles;
-       char vabuf[1024];
 
        datapointer = (unsigned char *)buffer;
        pinmodel = (mdl_t *)datapointer;
@@ -1052,8 +1012,6 @@ void Mod_IDP0_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->DrawPrepass = R_Q1BSP_DrawPrepass;
        loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
        loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
-       loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
-       loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
        loadmodel->DrawLight = R_Q1BSP_DrawLight;
        loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
        loadmodel->TraceLine = Mod_MDLMD2MD3_TraceLine;
@@ -1171,7 +1129,7 @@ void Mod_IDP0_Load(dp_model_t *mod, void *buffer, void *bufferend)
                for (j = 0;j < 3;j++)
                        loadmodel->surfmesh.data_element3i[i*3+j] = LittleLong(pintriangles[i].vertindex[j]);
        // validate (note numverts is used because this is the original data)
-       Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, numverts, __FILE__, __LINE__);
+       Mod_ValidateElements(loadmodel->surfmesh.data_element3i, NULL, loadmodel->surfmesh.num_triangles, 0, numverts, __FILE__, __LINE__);
        // now butcher the elements according to vertonseam and tri->facesfront
        // and then compact the vertex set to remove duplicates
        for (i = 0;i < loadmodel->surfmesh.num_triangles;i++)
@@ -1220,13 +1178,7 @@ void Mod_IDP0_Load(dp_model_t *mod, void *buffer, void *bufferend)
 // load the frames
        loadmodel->animscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numframes);
        loadmodel->surfmesh.data_morphmdlvertex = (trivertx_t *)Mem_Alloc(loadmodel->mempool, sizeof(trivertx_t) * loadmodel->surfmesh.num_morphframes * loadmodel->surfmesh.num_vertices);
-       if (r_enableshadowvolumes.integer)
-       {
-               loadmodel->surfmesh.data_neighbor3i = (int *)Mem_Alloc(loadmodel->mempool, loadmodel->surfmesh.num_triangles * sizeof(int[3]));
-       }
        Mod_MDL_LoadFrames (startframes, numverts, vertremap);
-       if (loadmodel->surfmesh.data_neighbor3i)
-               Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
        loadmodel->surfmesh.isanimated = Mod_Alias_CalculateBoundingBox();
        Mod_Alias_MorphMesh_CompileFrames();
 
@@ -1299,8 +1251,8 @@ void Mod_IDP0_Load(dp_model_t *mod, void *buffer, void *bufferend)
                                        dpsnprintf (name, sizeof(name), "%s_%i_%i", loadmodel->name, i, j);
                                else
                                        dpsnprintf (name, sizeof(name), "%s_%i", loadmodel->name, i);
-                               if (!Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, name, false, true, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS))
-                                       Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, R_SkinFrame_LoadInternalQuake(name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_PICMIP, true, r_fullbrights.integer, (unsigned char *)datapointer, skinwidth, skinheight));
+                               if (!Mod_LoadTextureFromQ3Shader(loadmodel->mempool, loadmodel->name, loadmodel->data_textures + totalskins * loadmodel->num_surfaces, name, false, false, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS, MATERIALFLAG_WALL))
+                                       Mod_LoadCustomMaterial(loadmodel->mempool, loadmodel->data_textures + totalskins * loadmodel->num_surfaces, name, SUPERCONTENTS_SOLID, MATERIALFLAG_WALL, R_SkinFrame_LoadInternalQuake(name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_PICMIP, true, r_fullbrights.integer, (unsigned char *)datapointer, skinwidth, skinheight));
                                datapointer += skinwidth * skinheight;
                                totalskins++;
                        }
@@ -1308,8 +1260,12 @@ void Mod_IDP0_Load(dp_model_t *mod, void *buffer, void *bufferend)
                // check for skins that don't exist in the model, but do exist as external images
                // (this was added because yummyluv kept pestering me about support for it)
                // TODO: support shaders here?
-               while ((tempskinframe = R_SkinFrame_LoadExternal(va(vabuf, sizeof(vabuf), "%s_%i", loadmodel->name, loadmodel->numskins), (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS, false)))
+               for (;;)
                {
+                       dpsnprintf(name, sizeof(name), "%s_%i", loadmodel->name, loadmodel->numskins);
+                       tempskinframe = R_SkinFrame_LoadExternal(name, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS, false, false);
+                       if (!tempskinframe)
+                               break;
                        // expand the arrays to make room
                        tempskinscenes = loadmodel->skinscenes;
                        loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, (loadmodel->numskins + 1) * sizeof(animscene_t));
@@ -1322,7 +1278,7 @@ void Mod_IDP0_Load(dp_model_t *mod, void *buffer, void *bufferend)
                        Mem_Free(tempaliasskins);
 
                        // store the info about the new skin
-                       Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures + totalskins * loadmodel->num_surfaces, tempskinframe);
+                       Mod_LoadCustomMaterial(loadmodel->mempool, loadmodel->data_textures + totalskins * loadmodel->num_surfaces, name, SUPERCONTENTS_SOLID, MATERIALFLAG_WALL, tempskinframe);
                        strlcpy(loadmodel->skinscenes[loadmodel->numskins].name, name, sizeof(loadmodel->skinscenes[loadmodel->numskins].name));
                        loadmodel->skinscenes[loadmodel->numskins].firstframe = totalskins;
                        loadmodel->skinscenes[loadmodel->numskins].framecount = 1;
@@ -1412,8 +1368,6 @@ void Mod_IDP2_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->DrawPrepass = R_Q1BSP_DrawPrepass;
        loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
        loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
-       loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
-       loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
        loadmodel->DrawLight = R_Q1BSP_DrawLight;
        loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
        loadmodel->TraceLine = Mod_MDLMD2MD3_TraceLine;
@@ -1455,17 +1409,13 @@ void Mod_IDP2_Load(dp_model_t *mod, void *buffer, void *bufferend)
 
        loadmodel->num_surfaces = 1;
        loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
-       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->numframes * sizeof(animscene_t) + loadmodel->numframes * sizeof(float[6]) + loadmodel->surfmesh.num_triangles * sizeof(int[3]) + (r_enableshadowvolumes.integer ? loadmodel->surfmesh.num_triangles * sizeof(int[3]) : 0));
+       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->numframes * sizeof(animscene_t) + loadmodel->numframes * sizeof(float[6]) + loadmodel->surfmesh.num_triangles * sizeof(int[3]));
        loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
        loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
        loadmodel->sortedmodelsurfaces[0] = 0;
        loadmodel->animscenes = (animscene_t *)data;data += loadmodel->numframes * sizeof(animscene_t);
        loadmodel->surfmesh.data_morphmd2framesize6f = (float *)data;data += loadmodel->numframes * sizeof(float[6]);
        loadmodel->surfmesh.data_element3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
-       if (r_enableshadowvolumes.integer)
-       {
-               loadmodel->surfmesh.data_neighbor3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
-       }
 
        loadmodel->synctype = ST_RAND;
 
@@ -1487,7 +1437,7 @@ void Mod_IDP2_Load(dp_model_t *mod, void *buffer, void *bufferend)
                loadmodel->num_texturesperskin = loadmodel->num_surfaces;
                loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
                for (i = 0;i < loadmodel->numskins;i++, inskin += MD2_SKINNAME)
-                       Mod_LoadTextureFromQ3Shader(loadmodel->data_textures + i * loadmodel->num_surfaces, inskin, true, true, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS);
+                       Mod_LoadTextureFromQ3Shader(loadmodel->mempool, loadmodel->name, loadmodel->data_textures + i * loadmodel->num_surfaces, inskin, true, true, (r_mipskins.integer ? TEXF_MIPMAP : 0) | TEXF_ALPHA | TEXF_PICMIP | TEXF_COMPRESS, MATERIALFLAG_WALL);
        }
        else
        {
@@ -1496,7 +1446,7 @@ void Mod_IDP2_Load(dp_model_t *mod, void *buffer, void *bufferend)
                loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
                loadmodel->num_texturesperskin = loadmodel->num_surfaces;
                loadmodel->data_textures = (texture_t *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t));
-               Mod_BuildAliasSkinFromSkinFrame(loadmodel->data_textures, NULL);
+               Mod_LoadCustomMaterial(loadmodel->mempool, loadmodel->data_textures, loadmodel->name, SUPERCONTENTS_SOLID, MATERIALFLAG_WALL, R_SkinFrame_LoadMissing());
        }
 
        loadmodel->skinscenes = (animscene_t *)Mem_Alloc(loadmodel->mempool, sizeof(animscene_t) * loadmodel->numskins);
@@ -1609,8 +1559,6 @@ void Mod_IDP2_Load(dp_model_t *mod, void *buffer, void *bufferend)
 
        Mem_Free(vertremap);
 
-       if (loadmodel->surfmesh.data_neighbor3i)
-               Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
        loadmodel->surfmesh.isanimated = Mod_Alias_CalculateBoundingBox();
        Mod_Alias_MorphMesh_CompileFrames();
        if(mod_alias_force_animated.string[0])
@@ -1679,8 +1627,6 @@ void Mod_IDP3_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->DrawPrepass = R_Q1BSP_DrawPrepass;
        loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
        loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
-       loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
-       loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
        loadmodel->DrawLight = R_Q1BSP_DrawLight;
        loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
        loadmodel->TraceLine = Mod_MDLMD2MD3_TraceLine;
@@ -1746,7 +1692,7 @@ void Mod_IDP3_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
        loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
        loadmodel->num_texturesperskin = loadmodel->num_surfaces;
-       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + meshtriangles * sizeof(int[3]) + (r_enableshadowvolumes.integer ? meshtriangles * sizeof(int[3]) : 0) + (meshvertices <= 65536 ? meshtriangles * sizeof(unsigned short[3]) : 0) + meshvertices * sizeof(float[2]) + meshvertices * loadmodel->numframes * sizeof(md3vertex_t));
+       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + meshtriangles * sizeof(int[3]) + (meshvertices <= 65536 ? meshtriangles * sizeof(unsigned short[3]) : 0) + meshvertices * sizeof(float[2]) + meshvertices * loadmodel->numframes * sizeof(md3vertex_t));
        loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
        loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
        loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
@@ -1755,10 +1701,6 @@ void Mod_IDP3_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->surfmesh.num_morphframes = loadmodel->numframes; // TODO: remove?
        loadmodel->num_poses = loadmodel->surfmesh.num_morphframes;
        loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
-       if (r_enableshadowvolumes.integer)
-       {
-               loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
-       }
        loadmodel->surfmesh.data_texcoordtexture2f = (float *)data;data += meshvertices * sizeof(float[2]);
        loadmodel->surfmesh.data_morphmd3vertex = (md3vertex_t *)data;data += meshvertices * loadmodel->numframes * sizeof(md3vertex_t);
        if (meshvertices <= 65536)
@@ -1783,7 +1725,12 @@ void Mod_IDP3_Load(dp_model_t *mod, void *buffer, void *bufferend)
                meshtriangles += surface->num_triangles;
 
                for (j = 0;j < surface->num_triangles * 3;j++)
-                       loadmodel->surfmesh.data_element3i[j + surface->num_firsttriangle * 3] = surface->num_firstvertex + LittleLong(((int *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
+               {
+                       int e = surface->num_firstvertex + LittleLong(((int *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_elements)))[j]);
+                       loadmodel->surfmesh.data_element3i[j + surface->num_firsttriangle * 3] = e;
+                       if (loadmodel->surfmesh.data_element3s)
+                               loadmodel->surfmesh.data_element3s[j + surface->num_firsttriangle * 3] = e;
+               }
                for (j = 0;j < surface->num_vertices;j++)
                {
                        loadmodel->surfmesh.data_texcoordtexture2f[(j + surface->num_firstvertex) * 2 + 0] = LittleFloat(((float *)((unsigned char *)pinmesh + LittleLong(pinmesh->lump_texcoords)))[j * 2 + 0]);
@@ -1805,13 +1752,8 @@ void Mod_IDP3_Load(dp_model_t *mod, void *buffer, void *bufferend)
 
                Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, pinmesh->name, LittleLong(pinmesh->num_shaders) >= 1 ? ((md3shader_t *)((unsigned char *) pinmesh + LittleLong(pinmesh->lump_shaders)))->name : "");
 
-               Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
+               Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, loadmodel->surfmesh.data_element3s + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
        }
-       if (loadmodel->surfmesh.data_element3s)
-               for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
-                       loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
-       if (loadmodel->surfmesh.data_neighbor3i)
-               Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
        Mod_Alias_MorphMesh_CompileFrames();
        loadmodel->surfmesh.isanimated = Mod_Alias_CalculateBoundingBox();
        Mod_FreeSkinFiles(skinfiles);
@@ -1920,8 +1862,6 @@ void Mod_ZYMOTICMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->DrawPrepass = R_Q1BSP_DrawPrepass;
        loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
        loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
-       loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
-       loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
        loadmodel->DrawLight = R_Q1BSP_DrawLight;
        loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
        loadmodel->TraceLine = Mod_MDLMD2MD3_TraceLine;
@@ -2019,17 +1959,13 @@ void Mod_ZYMOTICMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->nummodelsurfaces = loadmodel->num_surfaces;
        loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
        loadmodel->num_texturesperskin = loadmodel->num_surfaces;
-       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + meshtriangles * sizeof(int[3]) + (r_enableshadowvolumes.integer ? meshtriangles * sizeof(int[3]) : 0) + (meshvertices <= 65536 ? meshtriangles * sizeof(unsigned short[3]) : 0) + meshvertices * (sizeof(float[14]) + sizeof(unsigned short) + sizeof(unsigned char[2][4])) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[7]) + loadmodel->num_bones * sizeof(float[12]));
+       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + meshtriangles * sizeof(int[3]) + (meshvertices <= 65536 ? meshtriangles * sizeof(unsigned short[3]) : 0) + meshvertices * (sizeof(float[14]) + sizeof(unsigned short) + sizeof(unsigned char[2][4])) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[7]) + loadmodel->num_bones * sizeof(float[12]));
        loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
        loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
        loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
        loadmodel->surfmesh.num_vertices = meshvertices;
        loadmodel->surfmesh.num_triangles = meshtriangles;
        loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
-       if (r_enableshadowvolumes.integer)
-       {
-               loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
-       }
        loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
        loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
        loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
@@ -2210,12 +2146,10 @@ void Mod_ZYMOTICMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        if (loadmodel->surfmesh.data_element3s)
                for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
                        loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
-       Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
+       Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_element3s, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
        Mod_BuildBaseBonePoses();
        Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, r_smoothnormals_areaweighting.integer != 0);
        Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0);
-       if (loadmodel->surfmesh.data_neighbor3i)
-               Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
        loadmodel->surfmesh.isanimated = Mod_Alias_CalculateBoundingBox();
        if(mod_alias_force_animated.string[0])
                loadmodel->surfmesh.isanimated = mod_alias_force_animated.integer != 0;
@@ -2305,8 +2239,6 @@ void Mod_DARKPLACESMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->DrawPrepass = R_Q1BSP_DrawPrepass;
        loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
        loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
-       loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
-       loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
        loadmodel->DrawLight = R_Q1BSP_DrawLight;
        loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
        loadmodel->TraceLine = Mod_MDLMD2MD3_TraceLine;
@@ -2352,17 +2284,13 @@ void Mod_DARKPLACESMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->num_textures = loadmodel->num_surfaces * loadmodel->numskins;
        loadmodel->num_texturesperskin = loadmodel->num_surfaces;
        // do most allocations as one merged chunk
-       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + meshtriangles * sizeof(int[3]) + (meshvertices <= 65536 ? meshtriangles * sizeof(unsigned short[3]) : 0) + (r_enableshadowvolumes.integer ? meshtriangles * sizeof(int[3]) : 0) + meshvertices * (sizeof(float[14]) + sizeof(unsigned short) + sizeof(unsigned char[2][4])) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[7]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
+       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + meshtriangles * sizeof(int[3]) + (meshvertices <= 65536 ? meshtriangles * sizeof(unsigned short[3]) : 0) + meshvertices * (sizeof(float[14]) + sizeof(unsigned short) + sizeof(unsigned char[2][4])) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[7]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
        loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
        loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
        loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
        loadmodel->surfmesh.num_vertices = meshvertices;
        loadmodel->surfmesh.num_triangles = meshtriangles;
        loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
-       if (r_enableshadowvolumes.integer)
-       {
-               loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
-       }
        loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
        loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
        loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
@@ -2477,7 +2405,8 @@ void Mod_DARKPLACESMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        for (i = 0;i < loadmodel->num_surfaces;i++, dpmmesh++)
        {
                const int *inelements;
-               int *outelements;
+               int *outelement3i;
+               unsigned short *outelement3s;
                const float *intexcoord;
                msurface_t *surface;
 
@@ -2492,15 +2421,20 @@ void Mod_DARKPLACESMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
                meshtriangles += surface->num_triangles;
 
                inelements = (int *) (pbase + BigLong(dpmmesh->ofs_indices));
-               outelements = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
+               outelement3i = loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3;
+               outelement3s = loadmodel->surfmesh.data_element3s ? loadmodel->surfmesh.data_element3s + surface->num_firsttriangle * 3 : NULL;
                for (j = 0;j < surface->num_triangles;j++)
                {
                        // swap element order to flip triangles, because Quake uses clockwise (rare) and dpm uses counterclockwise (standard)
-                       outelements[0] = surface->num_firstvertex + BigLong(inelements[2]);
-                       outelements[1] = surface->num_firstvertex + BigLong(inelements[1]);
-                       outelements[2] = surface->num_firstvertex + BigLong(inelements[0]);
-                       inelements += 3;
-                       outelements += 3;
+                       outelement3i[j * 3 + 0] = surface->num_firstvertex + BigLong(inelements[j * 3 + 2]);
+                       outelement3i[j * 3 + 1] = surface->num_firstvertex + BigLong(inelements[j * 3 + 1]);
+                       outelement3i[j * 3 + 2] = surface->num_firstvertex + BigLong(inelements[j * 3 + 0]);
+                       if (outelement3s)
+                       {
+                               outelement3s[j * 3 + 0] = outelement3i[j * 3 + 0];
+                               outelement3s[j * 3 + 1] = outelement3i[j * 3 + 1];
+                               outelement3s[j * 3 + 2] = outelement3i[j * 3 + 2];
+                       }
                }
 
                intexcoord = (float *) (pbase + BigLong(dpmmesh->ofs_texcoords));
@@ -2579,7 +2513,7 @@ void Mod_DARKPLACESMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
                // since dpm models do not have named sections, reuse their shader name as the section name
                Mod_BuildAliasSkinsFromSkinFiles(loadmodel->data_textures + i, skinfiles, dpmmesh->shadername, dpmmesh->shadername);
 
-               Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
+               Mod_ValidateElements(loadmodel->surfmesh.data_element3i + surface->num_firsttriangle * 3, loadmodel->surfmesh.data_element3s + surface->num_firsttriangle * 3, surface->num_triangles, surface->num_firstvertex, surface->num_vertices, __FILE__, __LINE__);
        }
        if (loadmodel->surfmesh.num_blends < meshvertices)
                loadmodel->surfmesh.data_blendweights = (blendweights_t *)Mem_Realloc(loadmodel->mempool, loadmodel->surfmesh.data_blendweights, loadmodel->surfmesh.num_blends * sizeof(blendweights_t));
@@ -2588,13 +2522,8 @@ void Mod_DARKPLACESMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        Mod_MakeSortedSurfaces(loadmodel);
 
        // compute all the mesh information that was not loaded from the file
-       if (loadmodel->surfmesh.data_element3s)
-               for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
-                       loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
        Mod_BuildBaseBonePoses();
        Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0);
-       if (loadmodel->surfmesh.data_neighbor3i)
-               Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
        loadmodel->surfmesh.isanimated = Mod_Alias_CalculateBoundingBox();
        if(mod_alias_force_animated.string[0])
                loadmodel->surfmesh.isanimated = mod_alias_force_animated.integer != 0;
@@ -2659,8 +2588,6 @@ void Mod_PSKMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->DrawPrepass = R_Q1BSP_DrawPrepass;
        loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
        loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
-       loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
-       loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
        loadmodel->DrawLight = R_Q1BSP_DrawLight;
        loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
        loadmodel->TraceLine = Mod_MDLMD2MD3_TraceLine;
@@ -3020,16 +2947,12 @@ void Mod_PSKMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->surfmesh.num_vertices = meshvertices;
        loadmodel->surfmesh.num_triangles = meshtriangles;
        // do most allocations as one merged chunk
-       size = loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + loadmodel->surfmesh.num_triangles * sizeof(int[3]) + (r_enableshadowvolumes.integer ? loadmodel->surfmesh.num_triangles * sizeof(int[3]) : 0)  + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[2]) + loadmodel->surfmesh.num_vertices * sizeof(unsigned char[4]) + loadmodel->surfmesh.num_vertices * sizeof(unsigned char[4]) + loadmodel->surfmesh.num_vertices * sizeof(unsigned short) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[7]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t) + ((loadmodel->surfmesh.num_vertices <= 65536) ? (loadmodel->surfmesh.num_triangles * sizeof(unsigned short[3])) : 0);
+       size = loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + loadmodel->surfmesh.num_triangles * sizeof(int[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[3]) + loadmodel->surfmesh.num_vertices * sizeof(float[2]) + loadmodel->surfmesh.num_vertices * sizeof(unsigned char[4]) + loadmodel->surfmesh.num_vertices * sizeof(unsigned char[4]) + loadmodel->surfmesh.num_vertices * sizeof(unsigned short) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[7]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t) + ((loadmodel->surfmesh.num_vertices <= 65536) ? (loadmodel->surfmesh.num_triangles * sizeof(unsigned short[3])) : 0);
        data = (unsigned char *)Mem_Alloc(loadmodel->mempool, size);
        loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
        loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
        loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
        loadmodel->surfmesh.data_element3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
-       if (r_enableshadowvolumes.integer)
-       {
-               loadmodel->surfmesh.data_neighbor3i = (int *)data;data += loadmodel->surfmesh.num_triangles * sizeof(int[3]);
-       }
        loadmodel->surfmesh.data_vertex3f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[3]);
        loadmodel->surfmesh.data_svector3f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[3]);
        loadmodel->surfmesh.data_tvector3f = (float *)data;data += loadmodel->surfmesh.num_vertices * sizeof(float[3]);
@@ -3269,11 +3192,9 @@ void Mod_PSKMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        if (loadmodel->surfmesh.data_element3s)
                for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
                        loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
-       Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
+       Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_element3s, loadmodel->surfmesh.num_triangles, 0, loadmodel->surfmesh.num_vertices, __FILE__, __LINE__);
        Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, r_smoothnormals_areaweighting.integer != 0);
        Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0);
-       if (loadmodel->surfmesh.data_neighbor3i)
-               Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
        loadmodel->surfmesh.isanimated = Mod_Alias_CalculateBoundingBox();
        if(mod_alias_force_animated.string[0])
                loadmodel->surfmesh.isanimated = mod_alias_force_animated.integer != 0;
@@ -3310,8 +3231,6 @@ void Mod_INTERQUAKEMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        float biggestorigin;
        const unsigned int *inelements;
        int *outelements;
-       const int *inneighbors;
-       int *outneighbors;
        float *outvertex, *outnormal, *outtexcoord, *outsvector, *outtvector, *outcolor;
        // this pointers into the file data are read only through Little* functions so they can be unaligned memory
        const float *vnormal = NULL;
@@ -3493,8 +3412,6 @@ void Mod_INTERQUAKEMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        loadmodel->DrawPrepass = R_Q1BSP_DrawPrepass;
        loadmodel->CompileShadowMap = R_Q1BSP_CompileShadowMap;
        loadmodel->DrawShadowMap = R_Q1BSP_DrawShadowMap;
-       loadmodel->CompileShadowVolume = R_Q1BSP_CompileShadowVolume;
-       loadmodel->DrawShadowVolume = R_Q1BSP_DrawShadowVolume;
        loadmodel->DrawLight = R_Q1BSP_DrawLight;
        loadmodel->TraceBox = Mod_MDLMD2MD3_TraceBox;
        loadmodel->TraceLine = Mod_MDLMD2MD3_TraceLine;
@@ -3517,17 +3434,13 @@ void Mod_INTERQUAKEMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        meshtriangles = header.num_triangles;
 
        // do most allocations as one merged chunk
-       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + meshtriangles * sizeof(int[3]) + (meshvertices <= 65536 ? meshtriangles * sizeof(unsigned short[3]) : 0) + (r_enableshadowvolumes.integer ? meshtriangles * sizeof(int[3]) : 0) + meshvertices * (sizeof(float[14]) + (vcolor4f || vcolor4ub ? sizeof(float[4]) : 0)) + (vblendindexes && vblendweights ? meshvertices * (sizeof(unsigned short) + sizeof(unsigned char[2][4])) : 0) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[7]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
+       data = (unsigned char *)Mem_Alloc(loadmodel->mempool, loadmodel->num_surfaces * sizeof(msurface_t) + loadmodel->num_surfaces * sizeof(int) + loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t) + meshtriangles * sizeof(int[3]) + (meshvertices <= 65536 ? meshtriangles * sizeof(unsigned short[3]) : 0) + meshvertices * (sizeof(float[14]) + (vcolor4f || vcolor4ub ? sizeof(float[4]) : 0)) + (vblendindexes && vblendweights ? meshvertices * (sizeof(unsigned short) + sizeof(unsigned char[2][4])) : 0) + loadmodel->num_poses * loadmodel->num_bones * sizeof(short[7]) + loadmodel->num_bones * sizeof(float[12]) + loadmodel->numskins * sizeof(animscene_t) + loadmodel->num_bones * sizeof(aliasbone_t) + loadmodel->numframes * sizeof(animscene_t));
        loadmodel->data_surfaces = (msurface_t *)data;data += loadmodel->num_surfaces * sizeof(msurface_t);
        loadmodel->sortedmodelsurfaces = (int *)data;data += loadmodel->num_surfaces * sizeof(int);
        loadmodel->data_textures = (texture_t *)data;data += loadmodel->num_surfaces * loadmodel->numskins * sizeof(texture_t);
        loadmodel->surfmesh.num_vertices = meshvertices;
        loadmodel->surfmesh.num_triangles = meshtriangles;
        loadmodel->surfmesh.data_element3i = (int *)data;data += meshtriangles * sizeof(int[3]);
-       if (r_enableshadowvolumes.integer)
-       {
-               loadmodel->surfmesh.data_neighbor3i = (int *)data;data += meshtriangles * sizeof(int[3]);
-       }
        loadmodel->surfmesh.data_vertex3f = (float *)data;data += meshvertices * sizeof(float[3]);
        loadmodel->surfmesh.data_svector3f = (float *)data;data += meshvertices * sizeof(float[3]);
        loadmodel->surfmesh.data_tvector3f = (float *)data;data += meshvertices * sizeof(float[3]);
@@ -3881,22 +3794,10 @@ void Mod_INTERQUAKEMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
                outelements += 3;
                inelements += 3;
        }
-       Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles, 0, header.num_vertexes, __FILE__, __LINE__);
-
-       if (header.ofs_neighbors && loadmodel->surfmesh.data_neighbor3i)
-       {
-               // this unaligned memory access is safe (LittleLong reads as bytes)
-               inneighbors = (const int *)(pbase + header.ofs_neighbors);
-               outneighbors = loadmodel->surfmesh.data_neighbor3i;
-               for (i = 0;i < (int)header.num_triangles;i++)
-               {
-                       outneighbors[0] = LittleLong(inneighbors[0]);
-                       outneighbors[1] = LittleLong(inneighbors[1]);
-                       outneighbors[2] = LittleLong(inneighbors[2]);
-                       outneighbors += 3;
-                       inneighbors += 3;
-               }
-       }
+       if (loadmodel->surfmesh.data_element3s)
+               for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
+                       loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
+       Mod_ValidateElements(loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_element3s, loadmodel->surfmesh.num_triangles, 0, header.num_vertexes, __FILE__, __LINE__);
 
        // load vertex data
        // this unaligned memory access is safe (LittleFloat reads as bytes)
@@ -4033,15 +3934,10 @@ void Mod_INTERQUAKEMODEL_Load(dp_model_t *mod, void *buffer, void *bufferend)
        Mod_MakeSortedSurfaces(loadmodel);
 
        // compute all the mesh information that was not loaded from the file
-       if (loadmodel->surfmesh.data_element3s)
-               for (i = 0;i < loadmodel->surfmesh.num_triangles*3;i++)
-                       loadmodel->surfmesh.data_element3s[i] = loadmodel->surfmesh.data_element3i[i];
        if (!vnormal)
                Mod_BuildNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_normal3f, r_smoothnormals_areaweighting.integer != 0);
        if (!vnormal || !vtangent)
                Mod_BuildTextureVectorsFromNormals(0, loadmodel->surfmesh.num_vertices, loadmodel->surfmesh.num_triangles, loadmodel->surfmesh.data_vertex3f, loadmodel->surfmesh.data_texcoordtexture2f, loadmodel->surfmesh.data_normal3f, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.data_svector3f, loadmodel->surfmesh.data_tvector3f, r_smoothnormals_areaweighting.integer != 0);
-       if (!header.ofs_neighbors && loadmodel->surfmesh.data_neighbor3i)
-               Mod_BuildTriangleNeighbors(loadmodel->surfmesh.data_neighbor3i, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles);
        if (!header.ofs_bounds)
                Mod_Alias_CalculateBoundingBox();