]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - model_shared.c
renamed varray_ arrays to rsurface_array_, and they are no longer used outside the...
[xonotic/darkplaces.git] / model_shared.c
index 9e8200fa96e1de07783e9258de1b6dfcecc8058d..5277a4e76d31886a8c6c463db80d3d605b247c63 100644 (file)
@@ -26,142 +26,42 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 #include "image.h"
 #include "r_shadow.h"
 
-cvar_t r_mipskins = {CVAR_SAVE, "r_mipskins", "0"};
+cvar_t r_mipskins = {CVAR_SAVE, "r_mipskins", "0", "mipmaps skins (so they become blurrier in the distance), disabled by default because it tends to blur with strange border colors from the skin"};
 
 model_t *loadmodel;
 
-// LordHavoc: increased from 512 to 2048
-#define        MAX_MOD_KNOWN   2048
+#if 0
+// LordHavoc: was 512
+static int mod_numknown = 0;
+static int mod_maxknown = 0;
+static model_t *mod_known = NULL;
+#else
+// LordHavoc: was 512
+#define MAX_MOD_KNOWN (MAX_MODELS + 256)
+static int mod_numknown = 0;
+static int mod_maxknown = MAX_MOD_KNOWN;
 static model_t mod_known[MAX_MOD_KNOWN];
-
-rtexturepool_t *mod_shared_texturepool;
-rtexture_t *r_texture_notexture;
-rtexture_t *mod_shared_detailtextures[NUM_DETAILTEXTURES];
-rtexture_t *mod_shared_distorttexture[64];
-
-void Mod_BuildDetailTextures (void)
-{
-       int i, x, y, light;
-       float vc[3], vx[3], vy[3], vn[3], lightdir[3];
-#define DETAILRESOLUTION 256
-       qbyte data[DETAILRESOLUTION][DETAILRESOLUTION][4], noise[DETAILRESOLUTION][DETAILRESOLUTION];
-       lightdir[0] = 0.5;
-       lightdir[1] = 1;
-       lightdir[2] = -0.25;
-       VectorNormalize(lightdir);
-       for (i = 0;i < NUM_DETAILTEXTURES;i++)
-       {
-               fractalnoise(&noise[0][0], DETAILRESOLUTION, DETAILRESOLUTION >> 4);
-               for (y = 0;y < DETAILRESOLUTION;y++)
-               {
-                       for (x = 0;x < DETAILRESOLUTION;x++)
-                       {
-                               vc[0] = x;
-                               vc[1] = y;
-                               vc[2] = noise[y][x] * (1.0f / 32.0f);
-                               vx[0] = x + 1;
-                               vx[1] = y;
-                               vx[2] = noise[y][(x + 1) % DETAILRESOLUTION] * (1.0f / 32.0f);
-                               vy[0] = x;
-                               vy[1] = y + 1;
-                               vy[2] = noise[(y + 1) % DETAILRESOLUTION][x] * (1.0f / 32.0f);
-                               VectorSubtract(vx, vc, vx);
-                               VectorSubtract(vy, vc, vy);
-                               CrossProduct(vx, vy, vn);
-                               VectorNormalize(vn);
-                               light = 128 - DotProduct(vn, lightdir) * 128;
-                               light = bound(0, light, 255);
-                               data[y][x][0] = data[y][x][1] = data[y][x][2] = light;
-                               data[y][x][3] = 255;
-                       }
-               }
-               mod_shared_detailtextures[i] = R_LoadTexture2D(mod_shared_texturepool, va("detailtexture%i", i), DETAILRESOLUTION, DETAILRESOLUTION, &data[0][0][0], TEXTYPE_RGBA, TEXF_MIPMAP | TEXF_PRECACHE, NULL);
-       }
-}
-
-qbyte Mod_MorphDistortTexture (double y0, double y1, double y2, double y3, double morph)
-{
-       int     value = (int)(((y1 + y3 - (y0 + y2)) * morph * morph * morph) +
-                               ((2 * (y0 - y1) + y2 - y3) * morph * morph) +
-                               ((y2 - y0) * morph) +
-                               (y1));
-
-       if (value > 255)
-               value = 255;
-       if (value < 0)
-               value = 0;
-
-       return (qbyte)value;
-}
-
-void Mod_BuildDistortTexture (void)
-{
-       int x, y, i, j;
-#define DISTORTRESOLUTION 32
-       qbyte data[5][DISTORTRESOLUTION][DISTORTRESOLUTION][2];
-
-       for (i=0; i<4; i++)
-       {
-               for (y=0; y<DISTORTRESOLUTION; y++)
-               {
-                       for (x=0; x<DISTORTRESOLUTION; x++)
-                       {
-                               data[i][y][x][0] = rand () & 255;
-                               data[i][y][x][1] = rand () & 255;
-                       }
-               }
-       }
-
-
-       for (i=0; i<4; i++)
-       {
-               for (j=0; j<16; j++)
-               {
-                       mod_shared_distorttexture[i*16+j] = NULL;
-                       if (gl_textureshader)
-                       {
-                               for (y=0; y<DISTORTRESOLUTION; y++)
-                               {
-                                       for (x=0; x<DISTORTRESOLUTION; x++)
-                                       {
-                                               data[4][y][x][0] = Mod_MorphDistortTexture (data[(i-1)&3][y][x][0], data[i][y][x][0], data[(i+1)&3][y][x][0], data[(i+2)&3][y][x][0], 0.0625*j);
-                                               data[4][y][x][1] = Mod_MorphDistortTexture (data[(i-1)&3][y][x][1], data[i][y][x][1], data[(i+1)&3][y][x][1], data[(i+2)&3][y][x][1], 0.0625*j);
-                                       }
-                               }
-                               mod_shared_distorttexture[i*16+j] = R_LoadTexture2D(mod_shared_texturepool, va("distorttexture%i", i*16+j), DISTORTRESOLUTION, DISTORTRESOLUTION, &data[4][0][0][0], TEXTYPE_DSDT, TEXF_PRECACHE, NULL);
-                       }
-               }
-       }
-
-       return;
-}
-
-void Mod_SetupNoTexture(void)
-{
-}
+#endif
 
 static void mod_start(void)
 {
        int i;
-       for (i = 0;i < MAX_MOD_KNOWN;i++)
-               if (mod_known[i].name[0])
-                       Mod_UnloadModel(&mod_known[i]);
-       Mod_LoadModels();
-
-       mod_shared_texturepool = R_AllocTexturePool();
-       Mod_SetupNoTexture();
-       Mod_BuildDetailTextures();
-       Mod_BuildDistortTexture();
+       model_t *mod;
+
+       for (i = 0, mod = mod_known;i < mod_numknown;i++, mod++)
+               if (mod->name[0])
+                       if (mod->used)
+                               Mod_LoadModel(mod, true, false, mod->isworldmodel);
 }
 
 static void mod_shutdown(void)
 {
        int i;
-       for (i = 0;i < MAX_MOD_KNOWN;i++)
-               if (mod_known[i].name[0])
-                       Mod_UnloadModel(&mod_known[i]);
+       model_t *mod;
 
-       R_FreeTexturePool(&mod_shared_texturepool);
+       for (i = 0, mod = mod_known;i < mod_numknown;i++, mod++)
+               if (mod->loaded)
+                       Mod_UnloadModel(mod);
 }
 
 static void mod_newmap(void)
@@ -172,11 +72,11 @@ static void mod_newmap(void)
        if (!cl_stainmaps_clearonload.integer)
                return;
 
-       for (i = 0;i < MAX_MOD_KNOWN;i++)
+       for (i = 0;i < mod_numknown;i++)
        {
-               if (mod_known[i].name[0])
+               if (mod_known[i].mempool && mod_known[i].data_surfaces)
                {
-                       for (surfacenum = 0, surface = mod_known[i].brush.data_surfaces;surfacenum < mod_known[i].brush.num_surfaces;surfacenum++, surface++)
+                       for (surfacenum = 0, surface = mod_known[i].data_surfaces;surfacenum < mod_known[i].num_surfaces;surfacenum++, surface++)
                        {
                                if (surface->lightmapinfo && surface->lightmapinfo->stainsamples)
                                {
@@ -204,8 +104,8 @@ void Mod_Init (void)
        Mod_SpriteInit();
 
        Cvar_RegisterVariable(&r_mipskins);
-       Cmd_AddCommand ("modellist", Mod_Print);
-       Cmd_AddCommand ("modelprecache", Mod_Precache);
+       Cmd_AddCommand ("modellist", Mod_Print, "prints a list of loaded models");
+       Cmd_AddCommand ("modelprecache", Mod_Precache, "load a model");
 }
 
 void Mod_RenderInit(void)
@@ -213,24 +113,23 @@ void Mod_RenderInit(void)
        R_RegisterModule("Models", mod_start, mod_shutdown, mod_newmap);
 }
 
-void Mod_FreeModel (model_t *mod)
-{
-       R_FreeTexturePool(&mod->texturepool);
-       Mem_FreePool(&mod->mempool);
-
-       // clear the struct to make it available
-       memset(mod, 0, sizeof(model_t));
-}
-
 void Mod_UnloadModel (model_t *mod)
 {
        char name[MAX_QPATH];
        qboolean isworldmodel;
+       qboolean used;
        strcpy(name, mod->name);
        isworldmodel = mod->isworldmodel;
-       Mod_FreeModel(mod);
+       used = mod->used;
+       // free textures/memory attached to the model
+       R_FreeTexturePool(&mod->texturepool);
+       Mem_FreePool(&mod->mempool);
+       // clear the struct to make it available
+       memset(mod, 0, sizeof(model_t));
+       // restore the fields we want to preserve
        strcpy(mod->name, name);
        mod->isworldmodel = isworldmodel;
+       mod->used = used;
        mod->loaded = false;
 }
 
@@ -241,11 +140,12 @@ Mod_LoadModel
 Loads a model
 ==================
 */
-static model_t *Mod_LoadModel(model_t *mod, qboolean crash, qboolean checkdisk, qboolean isworldmodel)
+model_t *Mod_LoadModel(model_t *mod, qboolean crash, qboolean checkdisk, qboolean isworldmodel)
 {
        int num;
        unsigned int crc;
        void *buf;
+       fs_offset_t filesize;
 
        mod->used = true;
 
@@ -260,20 +160,26 @@ static model_t *Mod_LoadModel(model_t *mod, qboolean crash, qboolean checkdisk,
        {
                if (checkdisk && mod->loaded)
                        Con_DPrintf("checking model %s\n", mod->name);
-               buf = FS_LoadFile (mod->name, tempmempool, false);
+               buf = FS_LoadFile (mod->name, tempmempool, false, &filesize);
                if (buf)
                {
-                       crc = CRC_Block(buf, fs_filesize);
+                       crc = CRC_Block((unsigned char *)buf, filesize);
                        if (mod->crc != crc)
                                mod->loaded = false;
                }
        }
        if (mod->loaded)
-               return mod; // already loaded
+       {
+               // already loaded
+               if (buf)
+                       Mem_Free(buf);
+               return mod;
+       }
 
        Con_DPrintf("loading model %s\n", mod->name);
        // LordHavoc: unload the existing model in this slot (if there is one)
-       Mod_UnloadModel(mod);
+       if (mod->loaded)
+               Mod_UnloadModel(mod);
 
        // load the model
        mod->isworldmodel = isworldmodel;
@@ -299,19 +205,23 @@ static model_t *Mod_LoadModel(model_t *mod, qboolean crash, qboolean checkdisk,
 
        if (buf)
        {
+               char *bufend = (char *)buf + filesize;
                num = LittleLong(*((int *)buf));
                // call the apropriate loader
                loadmodel = mod;
-                    if (!memcmp(buf, "IDPO", 4)) Mod_IDP0_Load(mod, buf);
-               else if (!memcmp(buf, "IDP2", 4)) Mod_IDP2_Load(mod, buf);
-               else if (!memcmp(buf, "IDP3", 4)) Mod_IDP3_Load(mod, buf);
-               else if (!memcmp(buf, "IDSP", 4)) Mod_IDSP_Load(mod, buf);
-               else if (!memcmp(buf, "IDS2", 4)) Mod_IDS2_Load(mod, buf);
-               else if (!memcmp(buf, "IBSP", 4)) Mod_IBSP_Load(mod, buf);
-               else if (!memcmp(buf, "ZYMOTICMODEL", 12)) Mod_ZYMOTICMODEL_Load(mod, buf);
-               else if (strlen(mod->name) >= 4 && !strcmp(mod->name - 4, ".map")) Mod_MAP_Load(mod, buf);
-               else if (num == BSPVERSION || num == 30) Mod_Q1BSP_Load(mod, buf);
-               else Host_Error("Mod_LoadModel: model \"%s\" is of unknown/unsupported type\n", mod->name);
+                    if (!memcmp(buf, "IDPO", 4)) Mod_IDP0_Load(mod, buf, bufend);
+               else if (!memcmp(buf, "IDP2", 4)) Mod_IDP2_Load(mod, buf, bufend);
+               else if (!memcmp(buf, "IDP3", 4)) Mod_IDP3_Load(mod, buf, bufend);
+               else if (!memcmp(buf, "IDSP", 4)) Mod_IDSP_Load(mod, buf, bufend);
+               else if (!memcmp(buf, "IDS2", 4)) Mod_IDS2_Load(mod, buf, bufend);
+               else if (!memcmp(buf, "IBSP", 4)) Mod_IBSP_Load(mod, buf, bufend);
+               else if (!memcmp(buf, "ZYMOTICMODEL", 12)) Mod_ZYMOTICMODEL_Load(mod, buf, bufend);
+               else if (!memcmp(buf, "DARKPLACESMODEL", 16)) Mod_DARKPLACESMODEL_Load(mod, buf, bufend);
+               else if (!memcmp(buf, "ACTRHEAD", 8)) Mod_PSKMODEL_Load(mod, buf, bufend);
+               else if (strlen(mod->name) >= 4 && !strcmp(mod->name - 4, ".map")) Mod_MAP_Load(mod, buf, bufend);
+               else if (!memcmp(buf, "MCBSPpad", 8)) Mod_Q1BSP_Load(mod, buf, bufend);
+               else if (num == BSPVERSION || num == 30) Mod_Q1BSP_Load(mod, buf, bufend);
+               else Con_Printf("Mod_LoadModel: model \"%s\" is of unknown/unsupported type\n", mod->name);
                Mem_Free(buf);
        }
        else if (crash)
@@ -325,39 +235,16 @@ static model_t *Mod_LoadModel(model_t *mod, qboolean crash, qboolean checkdisk,
        return mod;
 }
 
-void Mod_CheckLoaded(model_t *mod)
-{
-       if (mod)
-       {
-               if (!mod->loaded)
-                       Mod_LoadModel(mod, true, true, mod->isworldmodel);
-               else
-               {
-                       //if (mod->type == mod_invalid)
-                       //      Host_Error("Mod_CheckLoaded: invalid model\n");
-                       mod->used = true;
-                       return;
-               }
-       }
-}
-
-/*
-===================
-Mod_ClearAll
-===================
-*/
-void Mod_ClearAll(void)
-{
-}
-
 void Mod_ClearUsed(void)
 {
+#if 0
        int i;
        model_t *mod;
 
-       for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
+       for (i = 0, mod = mod_known;i < mod_numknown;i++, mod++)
                if (mod->name[0])
                        mod->used = false;
+#endif
 }
 
 void Mod_PurgeUnused(void)
@@ -365,30 +252,27 @@ void Mod_PurgeUnused(void)
        int i;
        model_t *mod;
 
-       for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
+       for (i = 0, mod = mod_known;i < mod_numknown;i++, mod++)
                if (mod->name[0])
                        if (!mod->used)
-                               Mod_FreeModel(mod);
+                               Mod_UnloadModel(mod);
 }
 
 // only used during loading!
 void Mod_RemoveStaleWorldModels(model_t *skip)
-{
-       int i;
-       for (i = 0;i < MAX_MOD_KNOWN;i++)
-               if (mod_known[i].isworldmodel && skip != &mod_known[i])
-                       Mod_UnloadModel(mod_known + i);
-}
-
-void Mod_LoadModels(void)
 {
        int i;
        model_t *mod;
 
-       for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
-               if (mod->name[0])
-                       if (mod->used)
-                               Mod_CheckLoaded(mod);
+       for (i = 0, mod = mod_known;i < mod_numknown;i++, mod++)
+       {
+               if (mod->isworldmodel && mod->loaded && skip != mod)
+               {
+                       Mod_UnloadModel(mod);
+                       mod->isworldmodel = false;
+                       mod->used = false;
+               }
+       }
 }
 
 /*
@@ -400,38 +284,49 @@ Mod_FindName
 model_t *Mod_FindName(const char *name)
 {
        int i;
-       model_t *mod, *freemod;
+       model_t *mod;
 
        if (!name[0])
                Host_Error ("Mod_ForName: NULL name");
 
 // search the currently loaded models
-       freemod = NULL;
-       for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
+       for (i = 0, mod = mod_known;i < mod_numknown;i++, mod++)
        {
-               if (mod->name[0])
+               if (mod->name[0] && !strcmp(mod->name, name))
                {
-                       if (!strcmp (mod->name, name))
-                       {
-                               mod->used = true;
-                               return mod;
-                       }
+                       mod->used = true;
+                       return mod;
                }
-               else if (freemod == NULL)
-                       freemod = mod;
        }
 
-       if (freemod)
+       // no match found, find room for a new one
+       for (i = 0;i < mod_numknown;i++)
+               if (!mod_known[i].name[0])
+                       break;
+
+       if (mod_maxknown == i)
        {
-               mod = freemod;
-               strcpy (mod->name, name);
-               mod->loaded = false;
-               mod->used = true;
-               return mod;
+#if 0
+               model_t *old;
+               mod_maxknown += 256;
+               old = mod_known;
+               mod_known = Mem_Alloc(mod_mempool, mod_maxknown * sizeof(model_t));
+               if (old)
+               {
+                       memcpy(mod_known, old, mod_numknown * sizeof(model_t));
+                       Mem_Free(old);
+               }
+#else
+               Host_Error ("Mod_FindName: ran out of models");
+#endif
        }
-
-       Host_Error ("Mod_FindName: ran out of models\n");
-       return NULL;
+       if (mod_numknown == i)
+               mod_numknown++;
+       mod = mod_known + i;
+       strcpy (mod->name, name);
+       mod->loaded = false;
+       mod->used = true;
+       return mod;
 }
 
 /*
@@ -443,10 +338,14 @@ Loads in a model for the given name
 */
 model_t *Mod_ForName(const char *name, qboolean crash, qboolean checkdisk, qboolean isworldmodel)
 {
-       return Mod_LoadModel(Mod_FindName(name), crash, checkdisk, isworldmodel);
+       model_t *model;
+       model = Mod_FindName(name);
+       if (model->name[0] != '*' && (!model->loaded || checkdisk))
+               Mod_LoadModel(model, crash, checkdisk, isworldmodel);
+       return model;
 }
 
-qbyte *mod_base;
+unsigned char *mod_base;
 
 
 //=============================================================================
@@ -462,7 +361,7 @@ static void Mod_Print(void)
        model_t *mod;
 
        Con_Print("Loaded models:\n");
-       for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++)
+       for (i = 0, mod = mod_known;i < mod_numknown;i++, mod++)
                if (mod->name[0])
                        Con_Printf("%4iK %s\n", mod->mempool ? (mod->mempool->totalsize + 1023) / 1024 : 0, mod->name);
 }
@@ -483,8 +382,8 @@ static void Mod_Precache(void)
 int Mod_BuildVertexRemapTableFromElements(int numelements, const int *elements, int numvertices, int *remapvertices)
 {
        int i, count;
-       qbyte *used;
-       used = Mem_Alloc(tempmempool, numvertices);
+       unsigned char *used;
+       used = (unsigned char *)Mem_Alloc(tempmempool, numvertices);
        memset(used, 0, numvertices);
        for (i = 0;i < numelements;i++)
                used[elements[i]] = 1;
@@ -496,7 +395,7 @@ int Mod_BuildVertexRemapTableFromElements(int numelements, const int *elements,
 
 #if 1
 // fast way, using an edge hash
-#define TRIANGLEEDGEHASH 16384
+#define TRIANGLEEDGEHASH 8192
 void Mod_BuildTriangleNeighbors(int *neighbors, const int *elements, int numtriangles)
 {
        int i, j, p, e1, e2, *n, hashindex, count, match;
@@ -513,7 +412,7 @@ void Mod_BuildTriangleNeighbors(int *neighbors, const int *elements, int numtria
        edgehashentries = edgehashentriesbuffer;
        // if there are too many triangles for the stack array, allocate larger buffer
        if (numtriangles > TRIANGLEEDGEHASH)
-               edgehashentries = Mem_Alloc(tempmempool, numtriangles * 3 * sizeof(edgehashentry_t));
+               edgehashentries = (edgehashentry_t *)Mem_Alloc(tempmempool, numtriangles * 3 * sizeof(edgehashentry_t));
        // find neighboring triangles
        for (i = 0, e = elements, n = neighbors;i < numtriangles;i++, e += 3, n += 3)
        {
@@ -603,60 +502,76 @@ void Mod_BuildTriangleNeighbors(int *neighbors, const int *elements, int numtria
 }
 #endif
 
-void Mod_ValidateElements(const int *elements, int numtriangles, int numverts, const char *filename, int fileline)
+void Mod_ValidateElements(int *elements, int numtriangles, int numverts, const char *filename, int fileline)
 {
-       int i;
+       int i, warned = false;
        for (i = 0;i < numtriangles * 3;i++)
+       {
                if ((unsigned int)elements[i] >= (unsigned int)numverts)
-                       Con_Printf("Mod_ValidateElements: out of bounds element detected at %s:%d\n", filename, fileline);
+               {
+                       if (!warned)
+                       {
+                               warned = true;
+                               Con_Printf("Mod_ValidateElements: out of bounds elements detected at %s:%d\n", filename, fileline);
+                       }
+                       elements[i] = 0;
+               }
+       }
 }
 
 // warning: this is an expensive function!
-void Mod_BuildNormals(int firstvertex, int numvertices, int numtriangles, const float *vertex3f, const int *elements, float *normal3f)
+void Mod_BuildNormals(int firstvertex, int numvertices, int numtriangles, const float *vertex3f, const int *elements, float *normal3f, qboolean areaweighting)
 {
-       int i, tnum;
-       float normal[3], *v;
-       const int *e;
+       int i, j;
+       const int *element;
+       float *vectorNormal;
+       float areaNormal[3];
        // clear the vectors
        memset(normal3f + 3 * firstvertex, 0, numvertices * sizeof(float[3]));
        // process each vertex of each triangle and accumulate the results
-       for (tnum = 0, e = elements;tnum < numtriangles;tnum++, e += 3)
+       // use area-averaging, to make triangles with a big area have a bigger
+       // weighting on the vertex normal than triangles with a small area
+       // to do so, just add the 'normals' together (the bigger the area
+       // the greater the length of the normal is
+       element = elements;
+       for (i = 0; i < numtriangles; i++, element += 3)
        {
-               TriangleNormal(vertex3f + e[0] * 3, vertex3f + e[1] * 3, vertex3f + e[2] * 3, normal);
-               VectorNormalize(normal);
-               v = normal3f + e[0] * 3;
-               v[0] += normal[0];
-               v[1] += normal[1];
-               v[2] += normal[2];
-               v = normal3f + e[1] * 3;
-               v[0] += normal[0];
-               v[1] += normal[1];
-               v[2] += normal[2];
-               v = normal3f + e[2] * 3;
-               v[0] += normal[0];
-               v[1] += normal[1];
-               v[2] += normal[2];
+               TriangleNormal(
+                       vertex3f + element[0] * 3,
+                       vertex3f + element[1] * 3,
+                       vertex3f + element[2] * 3,
+                       areaNormal
+                       );
+
+               if (!areaweighting)
+                       VectorNormalize(areaNormal);
+
+               for (j = 0;j < 3;j++)
+               {
+                       vectorNormal = normal3f + element[j] * 3;
+                       vectorNormal[0] += areaNormal[0];
+                       vectorNormal[1] += areaNormal[1];
+                       vectorNormal[2] += areaNormal[2];
+               }
        }
-       // now we could divide the vectors by the number of averaged values on
-       // each vertex...  but instead normalize them
-       for (i = 0, v = normal3f + 3 * firstvertex;i < numvertices;i++, v += 3)
-               VectorNormalize(v);
+       // and just normalize the accumulated vertex normal in the end
+       vectorNormal = normal3f + 3 * firstvertex;
+       for (i = 0; i < numvertices; i++, vectorNormal += 3)
+               VectorNormalize(vectorNormal);
 }
 
 void Mod_BuildBumpVectors(const float *v0, const float *v1, const float *v2, const float *tc0, const float *tc1, const float *tc2, float *svector3f, float *tvector3f, float *normal3f)
 {
        float f, tangentcross[3], v10[3], v20[3], tc10[2], tc20[2];
-       // 103 add/sub/negate/multiply (1 cycle), 3 divide (20 cycle), 3 sqrt (22 cycle), 4 compare (3 cycle?), total cycles not counting load/store/exchange roughly 241 cycles
-       // 12 add, 28 subtract, 57 multiply, 3 divide, 3 sqrt, 4 compare, 50% chance of 6 negates
+       // 79 add/sub/negate/multiply (1 cycle), 1 compare (3 cycle?), total cycles not counting load/store/exchange roughly 82 cycles
+       // 6 add, 28 subtract, 39 multiply, 1 compare, 50% chance of 6 negates
 
        // 6 multiply, 9 subtract
        VectorSubtract(v1, v0, v10);
        VectorSubtract(v2, v0, v20);
-       normal3f[0] = v10[1] * v20[2] - v10[2] * v20[1];
-       normal3f[1] = v10[2] * v20[0] - v10[0] * v20[2];
-       normal3f[2] = v10[0] * v20[1] - v10[1] * v20[0];
-       // 1 sqrt, 1 divide, 6 multiply, 2 add, 1 compare
-       VectorNormalize(normal3f);
+       normal3f[0] = v20[1] * v10[2] - v20[2] * v10[1];
+       normal3f[1] = v20[2] * v10[0] - v20[0] * v10[2];
+       normal3f[2] = v20[0] * v10[1] - v20[1] * v10[0];
        // 12 multiply, 10 subtract
        tc10[1] = tc1[1] - tc0[1];
        tc20[1] = tc2[1] - tc0[1];
@@ -677,9 +592,6 @@ void Mod_BuildBumpVectors(const float *v0, const float *v1, const float *v2, con
        tvector3f[0] -= f * normal3f[0];
        tvector3f[1] -= f * normal3f[1];
        tvector3f[2] -= f * normal3f[2];
-       // 2 sqrt, 2 divide, 12 multiply, 4 add, 2 compare
-       VectorNormalize(svector3f);
-       VectorNormalize(tvector3f);
        // if texture is mapped the wrong way (counterclockwise), the tangents
        // have to be flipped, this is detected by calculating a normal from the
        // two tangents, and seeing if it is opposite the surface normal
@@ -693,10 +605,12 @@ void Mod_BuildBumpVectors(const float *v0, const float *v1, const float *v2, con
 }
 
 // warning: this is a very expensive function!
-void Mod_BuildTextureVectorsAndNormals(int firstvertex, int numvertices, int numtriangles, const float *vertex3f, const float *texcoord2f, const int *elements, float *svector3f, float *tvector3f, float *normal3f)
+void Mod_BuildTextureVectorsAndNormals(int firstvertex, int numvertices, int numtriangles, const float *vertex3f, const float *texcoord2f, const int *elements, float *svector3f, float *tvector3f, float *normal3f, qboolean areaweighting)
 {
        int i, tnum;
        float sdir[3], tdir[3], normal[3], *v;
+       const float *v0, *v1, *v2, *tc0, *tc1, *tc2;
+       float f, tangentcross[3], v10[3], v20[3], tc10[2], tc20[2];
        const int *e;
        // clear the vectors
        if (svector3f)
@@ -708,34 +622,74 @@ void Mod_BuildTextureVectorsAndNormals(int firstvertex, int numvertices, int num
        // process each vertex of each triangle and accumulate the results
        for (tnum = 0, e = elements;tnum < numtriangles;tnum++, e += 3)
        {
-               Mod_BuildBumpVectors(vertex3f + e[0] * 3, vertex3f + e[1] * 3, vertex3f + e[2] * 3, texcoord2f + e[0] * 2, texcoord2f + e[1] * 2, texcoord2f + e[2] * 2, sdir, tdir, normal);
-               if (svector3f)
+               v0 = vertex3f + e[0] * 3;
+               v1 = vertex3f + e[1] * 3;
+               v2 = vertex3f + e[2] * 3;
+               tc0 = texcoord2f + e[0] * 2;
+               tc1 = texcoord2f + e[1] * 2;
+               tc2 = texcoord2f + e[2] * 2;
+
+               // 79 add/sub/negate/multiply (1 cycle), 1 compare (3 cycle?), total cycles not counting load/store/exchange roughly 82 cycles
+               // 6 add, 28 subtract, 39 multiply, 1 compare, 50% chance of 6 negates
+
+               // calculate the edge directions and surface normal
+               // 6 multiply, 9 subtract
+               VectorSubtract(v1, v0, v10);
+               VectorSubtract(v2, v0, v20);
+               normal[0] = v20[1] * v10[2] - v20[2] * v10[1];
+               normal[1] = v20[2] * v10[0] - v20[0] * v10[2];
+               normal[2] = v20[0] * v10[1] - v20[1] * v10[0];
+
+               // calculate the tangents
+               // 12 multiply, 10 subtract
+               tc10[1] = tc1[1] - tc0[1];
+               tc20[1] = tc2[1] - tc0[1];
+               sdir[0] = tc10[1] * v20[0] - tc20[1] * v10[0];
+               sdir[1] = tc10[1] * v20[1] - tc20[1] * v10[1];
+               sdir[2] = tc10[1] * v20[2] - tc20[1] * v10[2];
+               tc10[0] = tc1[0] - tc0[0];
+               tc20[0] = tc2[0] - tc0[0];
+               tdir[0] = tc10[0] * v20[0] - tc20[0] * v10[0];
+               tdir[1] = tc10[0] * v20[1] - tc20[0] * v10[1];
+               tdir[2] = tc10[0] * v20[2] - tc20[0] * v10[2];
+
+               // make the tangents completely perpendicular to the surface normal
+               // 12 multiply, 4 add, 6 subtract
+               f = DotProduct(sdir, normal);
+               sdir[0] -= f * normal[0];
+               sdir[1] -= f * normal[1];
+               sdir[2] -= f * normal[2];
+               f = DotProduct(tdir, normal);
+               tdir[0] -= f * normal[0];
+               tdir[1] -= f * normal[1];
+               tdir[2] -= f * normal[2];
+
+               // if texture is mapped the wrong way (counterclockwise), the tangents
+               // have to be flipped, this is detected by calculating a normal from the
+               // two tangents, and seeing if it is opposite the surface normal
+               // 9 multiply, 2 add, 3 subtract, 1 compare, 50% chance of: 6 negates
+               CrossProduct(tdir, sdir, tangentcross);
+               if (DotProduct(tangentcross, normal) < 0)
                {
-                       for (i = 0;i < 3;i++)
-                       {
-                               svector3f[e[i]*3  ] += sdir[0];
-                               svector3f[e[i]*3+1] += sdir[1];
-                               svector3f[e[i]*3+2] += sdir[2];
-                       }
+                       VectorNegate(sdir, sdir);
+                       VectorNegate(tdir, tdir);
                }
-               if (tvector3f)
+
+               if (!areaweighting)
                {
-                       for (i = 0;i < 3;i++)
-                       {
-                               tvector3f[e[i]*3  ] += tdir[0];
-                               tvector3f[e[i]*3+1] += tdir[1];
-                               tvector3f[e[i]*3+2] += tdir[2];
-                       }
+                       VectorNormalize(sdir);
+                       VectorNormalize(tdir);
+                       VectorNormalize(normal);
                }
+               if (svector3f)
+                       for (i = 0;i < 3;i++)
+                               VectorAdd(svector3f + e[i]*3, sdir, svector3f + e[i]*3);
+               if (tvector3f)
+                       for (i = 0;i < 3;i++)
+                               VectorAdd(tvector3f + e[i]*3, tdir, tvector3f + e[i]*3);
                if (normal3f)
-               {
                        for (i = 0;i < 3;i++)
-                       {
-                               normal3f[e[i]*3  ] += normal[0];
-                               normal3f[e[i]*3+1] += normal[1];
-                               normal3f[e[i]*3+2] += normal[2];
-                       }
-               }
+                               VectorAdd(normal3f + e[i]*3, normal, normal3f + e[i]*3);
        }
        // now we could divide the vectors by the number of averaged values on
        // each vertex...  but instead normalize them
@@ -753,14 +707,14 @@ void Mod_BuildTextureVectorsAndNormals(int firstvertex, int numvertices, int num
                        VectorNormalize(v);
 }
 
-surfmesh_t *Mod_AllocSurfMesh(mempool_t *mempool, int numvertices, int numtriangles, qboolean detailtexcoords, qboolean lightmapoffsets, qboolean vertexcolors, qboolean neighbors)
+surfmesh_t *Mod_AllocSurfMesh(mempool_t *mempool, int numvertices, int numtriangles, qboolean lightmapoffsets, qboolean vertexcolors, qboolean neighbors)
 {
        surfmesh_t *mesh;
-       qbyte *data;
-       mesh = Mem_Alloc(mempool, sizeof(surfmesh_t) + numvertices * (3 + 3 + 3 + 3 + 2 + 2 + (detailtexcoords ? 2 : 0) + (vertexcolors ? 4 : 0)) * sizeof(float) + numvertices * (lightmapoffsets ? 1 : 0) * sizeof(int) + numtriangles * (3 + 3 + (neighbors ? 3 : 0)) * sizeof(int));
+       unsigned char *data;
+       mesh = (surfmesh_t *)Mem_Alloc(mempool, sizeof(surfmesh_t) + numvertices * (3 + 3 + 3 + 3 + 2 + 2 + (vertexcolors ? 4 : 0)) * sizeof(float) + numvertices * (lightmapoffsets ? 1 : 0) * sizeof(int) + numtriangles * (3 + (neighbors ? 3 : 0)) * sizeof(int));
        mesh->num_vertices = numvertices;
        mesh->num_triangles = numtriangles;
-       data = (qbyte *)(mesh + 1);
+       data = (unsigned char *)(mesh + 1);
        if (mesh->num_vertices)
        {
                mesh->data_vertex3f = (float *)data, data += sizeof(float[3]) * mesh->num_vertices;
@@ -769,8 +723,6 @@ surfmesh_t *Mod_AllocSurfMesh(mempool_t *mempool, int numvertices, int numtriang
                mesh->data_normal3f = (float *)data, data += sizeof(float[3]) * mesh->num_vertices;
                mesh->data_texcoordtexture2f = (float *)data, data += sizeof(float[2]) * mesh->num_vertices;
                mesh->data_texcoordlightmap2f = (float *)data, data += sizeof(float[2]) * mesh->num_vertices;
-               if (detailtexcoords)
-                       mesh->data_texcoorddetail2f = (float *)data, data += sizeof(float[2]) * mesh->num_vertices;
                if (vertexcolors)
                        mesh->data_lightmapcolor4f = (float *)data, data += sizeof(float[4]) * mesh->num_vertices;
                if (lightmapoffsets)
@@ -778,7 +730,6 @@ surfmesh_t *Mod_AllocSurfMesh(mempool_t *mempool, int numvertices, int numtriang
        }
        if (mesh->num_triangles)
        {
-               mesh->data_element3i = (int *)data, data += sizeof(int[3]) * mesh->num_triangles;
                mesh->data_element3i = (int *)data, data += sizeof(int[3]) * mesh->num_triangles;
                if (neighbors)
                        mesh->data_neighbor3i = (int *)data, data += sizeof(int[3]) * mesh->num_triangles;
@@ -789,7 +740,7 @@ surfmesh_t *Mod_AllocSurfMesh(mempool_t *mempool, int numvertices, int numtriang
 shadowmesh_t *Mod_ShadowMesh_Alloc(mempool_t *mempool, int maxverts, int maxtriangles, rtexture_t *map_diffuse, rtexture_t *map_specular, rtexture_t *map_normal, int light, int neighbors, int expandable)
 {
        shadowmesh_t *newmesh;
-       qbyte *data;
+       unsigned char *data;
        int size;
        size = sizeof(shadowmesh_t);
        size += maxverts * sizeof(float[3]);
@@ -800,8 +751,8 @@ shadowmesh_t *Mod_ShadowMesh_Alloc(mempool_t *mempool, int maxverts, int maxtria
                size += maxtriangles * sizeof(int[3]);
        if (expandable)
                size += SHADOWMESHVERTEXHASH * sizeof(shadowmeshvertexhash_t *) + maxverts * sizeof(shadowmeshvertexhash_t);
-       data = Mem_Alloc(mempool, size);
-       newmesh = (void *)data;data += sizeof(*newmesh);
+       data = (unsigned char *)Mem_Alloc(mempool, size);
+       newmesh = (shadowmesh_t *)data;data += sizeof(*newmesh);
        newmesh->map_diffuse = map_diffuse;
        newmesh->map_specular = map_specular;
        newmesh->map_normal = map_normal;
@@ -810,23 +761,23 @@ shadowmesh_t *Mod_ShadowMesh_Alloc(mempool_t *mempool, int maxverts, int maxtria
        newmesh->numverts = 0;
        newmesh->numtriangles = 0;
 
-       newmesh->vertex3f = (void *)data;data += maxverts * sizeof(float[3]);
+       newmesh->vertex3f = (float *)data;data += maxverts * sizeof(float[3]);
        if (light)
        {
-               newmesh->svector3f = (void *)data;data += maxverts * sizeof(float[3]);
-               newmesh->tvector3f = (void *)data;data += maxverts * sizeof(float[3]);
-               newmesh->normal3f = (void *)data;data += maxverts * sizeof(float[3]);
-               newmesh->texcoord2f = (void *)data;data += maxverts * sizeof(float[2]);
+               newmesh->svector3f = (float *)data;data += maxverts * sizeof(float[3]);
+               newmesh->tvector3f = (float *)data;data += maxverts * sizeof(float[3]);
+               newmesh->normal3f = (float *)data;data += maxverts * sizeof(float[3]);
+               newmesh->texcoord2f = (float *)data;data += maxverts * sizeof(float[2]);
        }
-       newmesh->element3i = (void *)data;data += maxtriangles * sizeof(int[3]);
+       newmesh->element3i = (int *)data;data += maxtriangles * sizeof(int[3]);
        if (neighbors)
        {
-               newmesh->neighbor3i = (void *)data;data += maxtriangles * sizeof(int[3]);
+               newmesh->neighbor3i = (int *)data;data += maxtriangles * sizeof(int[3]);
        }
        if (expandable)
        {
-               newmesh->vertexhashtable = (void *)data;data += SHADOWMESHVERTEXHASH * sizeof(shadowmeshvertexhash_t *);
-               newmesh->vertexhashentries = (void *)data;data += maxverts * sizeof(shadowmeshvertexhash_t);
+               newmesh->vertexhashtable = (shadowmeshvertexhash_t **)data;data += SHADOWMESHVERTEXHASH * sizeof(shadowmeshvertexhash_t *);
+               newmesh->vertexhashentries = (shadowmeshvertexhash_t *)data;data += maxverts * sizeof(shadowmeshvertexhash_t);
        }
        return newmesh;
 }
@@ -975,6 +926,8 @@ void Mod_ShadowMesh_CalcBBox(shadowmesh_t *firstmesh, vec3_t mins, vec3_t maxs,
        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)
        {
@@ -1026,24 +979,23 @@ void Mod_ShadowMesh_Free(shadowmesh_t *mesh)
        }
 }
 
-static rtexture_t *GL_TextureForSkinLayer(const qbyte *in, int width, int height, const char *name, const unsigned int *palette, int textureflags)
+static rtexture_t *GL_TextureForSkinLayer(const unsigned char *in, int width, int height, const char *name, const unsigned int *palette, int textureflags)
 {
        int i;
        for (i = 0;i < width*height;i++)
-               if (((qbyte *)&palette[in[i]])[3] > 0)
+               if (((unsigned char *)&palette[in[i]])[3] > 0)
                        return R_LoadTexture2D (loadmodel->texturepool, name, width, height, in, TEXTYPE_PALETTE, textureflags, palette);
        return NULL;
 }
 
-static int detailtexturecycle = 0;
-int Mod_LoadSkinFrame(skinframe_t *skinframe, char *basename, int textureflags, int loadpantsandshirt, int usedetailtexture, int loadglowtexture)
+int Mod_LoadSkinFrame(skinframe_t *skinframe, const char *basename, int textureflags, int loadpantsandshirt, int loadglowtexture)
 {
        imageskin_t s;
        memset(skinframe, 0, sizeof(*skinframe));
+       if (cls.state == ca_dedicated)
+               return false;
        if (!image_loadskin(&s, basename))
                return false;
-       if (usedetailtexture)
-               skinframe->detail = mod_shared_detailtextures[(detailtexturecycle++) % NUM_DETAILTEXTURES];
        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);
@@ -1060,54 +1012,98 @@ int Mod_LoadSkinFrame(skinframe_t *skinframe, char *basename, int textureflags,
                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, char *basename, int textureflags, int loadpantsandshirt, int usedetailtexture, int loadglowtexture, qbyte *skindata, int width, int height)
+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)
 {
-       qbyte *temp1, *temp2;
+       int i;
+       unsigned char *temp1, *temp2;
        memset(skinframe, 0, sizeof(*skinframe));
+       if (cls.state == ca_dedicated)
+               return false;
        if (!skindata)
                return false;
-       if (usedetailtexture)
-               skinframe->detail = mod_shared_detailtextures[(detailtexturecycle++) % NUM_DETAILTEXTURES];
-       if (r_shadow_bumpscale_basetexture.value > 0)
+       if (bitsperpixel == 32)
        {
-               temp1 = Mem_Alloc(loadmodel->mempool, width * height * 8);
-               temp2 = temp1 + width * height * 4;
-               Image_Copy8bitRGBA(skindata, temp1, width * height, palette_nofullbrights);
-               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, NULL);
-               Mem_Free(temp1);
-       }
-       if (loadglowtexture)
-       {
-               skinframe->glow = GL_TextureForSkinLayer(skindata, width, height, va("%s_glow", basename), palette_onlyfullbrights, textureflags); // glow
-               skinframe->base = skinframe->merged = GL_TextureForSkinLayer(skindata, width, height, va("%s_merged", basename), palette_nofullbrights, textureflags); // all but fullbrights
-               if (loadpantsandshirt)
+               if (r_shadow_bumpscale_basetexture.value > 0)
                {
-                       skinframe->pants = GL_TextureForSkinLayer(skindata, width, height, va("%s_pants", basename), palette_pantsaswhite, textureflags); // pants
-                       skinframe->shirt = GL_TextureForSkinLayer(skindata, width, height, va("%s_shirt", basename), palette_shirtaswhite, textureflags); // shirt
-                       if (skinframe->pants || skinframe->shirt)
-                               skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_nospecial", basename), palette_nocolormapnofullbrights, textureflags); // no special colors
+                       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 = 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
+       else if (bitsperpixel == 8)
        {
-               skinframe->base = skinframe->merged = GL_TextureForSkinLayer(skindata, width, height, va("%s_merged", basename), palette_complete, textureflags); // all
-               if (loadpantsandshirt)
+               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); // all
+               if (!palette && loadglowtexture)
+                       skinframe->glow = GL_TextureForSkinLayer(skindata, width, height, va("%s_glow", basename), palette_onlyfullbrights, textureflags); // glow
+               if (!palette && loadpantsandshirt)
                {
                        skinframe->pants = GL_TextureForSkinLayer(skindata, width, height, va("%s_pants", basename), palette_pantsaswhite, textureflags); // pants
                        skinframe->shirt = GL_TextureForSkinLayer(skindata, width, height, va("%s_shirt", basename), palette_shirtaswhite, textureflags); // shirt
-                       if (skinframe->pants || skinframe->shirt)
-                               skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_nospecial", basename), palette_nocolormap, textureflags); // no pants or shirt
+               }
+               if (skinframe->pants || skinframe->shirt)
+                       skinframe->base = GL_TextureForSkinLayer(skindata, width, height, va("%s_nospecial", basename),loadglowtexture ? palette_nocolormapnofullbrights : palette_nocolormap, textureflags); // 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); // fog mask
                }
        }
+       else
+               return false;
+       if (!skinframe->nmap)
+               skinframe->nmap = r_texture_blanknormalmap;
        return true;
 }
 
-void Mod_GetTerrainVertex3fTexCoord2fFromRGBA(const qbyte *imagepixels, int imagewidth, int imageheight, int ix, int iy, float *vertex3f, float *texcoord2f, matrix4x4_t *pixelstepmatrix, matrix4x4_t *pixeltexturestepmatrix)
+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;
@@ -1122,7 +1118,7 @@ void Mod_GetTerrainVertex3fTexCoord2fFromRGBA(const qbyte *imagepixels, int imag
        texcoord2f[1] = tc[1];
 }
 
-void Mod_GetTerrainVertexFromRGBA(const qbyte *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)
+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];
@@ -1147,7 +1143,7 @@ void Mod_GetTerrainVertexFromRGBA(const qbyte *imagepixels, int imagewidth, int
        VectorAdd(normal3f, nl, normal3f);
 }
 
-void Mod_ConstructTerrainPatchFromRGBA(const qbyte *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)
+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;
@@ -1198,19 +1194,19 @@ tag_torso,
 */
        memset(tagsets, 0, sizeof(tagsets));
        memset(word, 0, sizeof(word));
-       for (i = 0;i < MAX_SKINS && (data = text = FS_LoadFile(va("%s_%i.skin", loadmodel->name, i), tempmempool, true));i++)
+       for (i = 0;i < MAX_SKINS && (data = text = (char *)FS_LoadFile(va("%s_%i.skin", loadmodel->name, i), tempmempool, true, NULL));i++)
        {
                numtags = 0;
 
                // If it's the first file we parse
                if (skinfile == NULL)
                {
-                       skinfile = Mem_Alloc(tempmempool, sizeof(skinfile_t));
+                       skinfile = (skinfile_t *)Mem_Alloc(loadmodel->mempool, sizeof(skinfile_t));
                        first = skinfile;
                }
                else
                {
-                       skinfile->next = Mem_Alloc(tempmempool, sizeof(skinfile_t));
+                       skinfile->next = (skinfile_t *)Mem_Alloc(loadmodel->mempool, sizeof(skinfile_t));
                        skinfile = skinfile->next;
                }
                skinfile->next = NULL;
@@ -1243,7 +1239,7 @@ tag_torso,
                                if (words == 3)
                                {
                                        Con_DPrintf("Mod_LoadSkinFiles: parsed mesh \"%s\" shader replacement \"%s\"\n", word[1], word[2]);
-                                       skinfileitem = Mem_Alloc(tempmempool, sizeof(skinfileitem_t));
+                                       skinfileitem = (skinfileitem_t *)Mem_Alloc(loadmodel->mempool, sizeof(skinfileitem_t));
                                        skinfileitem->next = skinfile->items;
                                        skinfile->items = skinfileitem;
                                        strlcpy (skinfileitem->name, word[1], sizeof (skinfileitem->name));
@@ -1264,7 +1260,7 @@ tag_torso,
                        {
                                // mesh shader name, like "U_RArm,models/players/Legoman/BikerA1.tga"
                                Con_DPrintf("Mod_LoadSkinFiles: parsed mesh \"%s\" shader replacement \"%s\"\n", word[0], word[2]);
-                               skinfileitem = Mem_Alloc(tempmempool, sizeof(skinfileitem_t));
+                               skinfileitem = (skinfileitem_t *)Mem_Alloc(loadmodel->mempool, sizeof(skinfileitem_t));
                                skinfileitem->next = skinfile->items;
                                skinfile->items = skinfileitem;
                                strlcpy (skinfileitem->name, word[0], sizeof (skinfileitem->name));
@@ -1280,14 +1276,14 @@ tag_torso,
                        overridetagnameset_t *t;
                        t = tagsets + i;
                        t->num_overridetagnames = numtags;
-                       t->data_overridetagnames = Mem_Alloc(loadmodel->mempool, t->num_overridetagnames * sizeof(overridetagname_t));
+                       t->data_overridetagnames = (overridetagname_t *)Mem_Alloc(loadmodel->mempool, t->num_overridetagnames * sizeof(overridetagname_t));
                        memcpy(t->data_overridetagnames, tags, t->num_overridetagnames * sizeof(overridetagname_t));
                        tagsetsused = true;
                }
        }
        if (tagsetsused)
        {
-               loadmodel->data_overridetagnamesforskin = Mem_Alloc(loadmodel->mempool, i * sizeof(overridetagnameset_t));
+               loadmodel->data_overridetagnamesforskin = (overridetagnameset_t *)Mem_Alloc(loadmodel->mempool, i * sizeof(overridetagnameset_t));
                memcpy(loadmodel->data_overridetagnamesforskin, tagsets, i * sizeof(overridetagnameset_t));
        }
        if (i)