]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - model_shared.c
fixed compile errors and warnings using Dev-C++ in "Compile as C++" mode
[xonotic/darkplaces.git] / model_shared.c
index f54b6da0de902b7d33c755b50d0601501e8cd9b8..3705359b2bbf34ece305aebd3cc6ff41a2f000f0 100644 (file)
@@ -50,17 +50,25 @@ static q3shader_data_t* q3shader_data;
 
 static void mod_start(void)
 {
-       int i;
+       int i, count;
        int nummodels = Mem_ExpandableArray_IndexRange(&models);
        dp_model_t *mod;
 
-       // parse the Q3 shader files
-       Mod_LoadQ3Shaders();
-
+       SCR_PushLoadingScreen(false, "Loading models", 1.0);
+       count = 0;
        for (i = 0;i < nummodels;i++)
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && mod->name[0] != '*')
+               if ((mod = (dp_model_t*) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && mod->name[0] != '*')
                        if (mod->used)
-                               Mod_LoadModel(mod, true, false, mod->isworldmodel);
+                               ++count;
+       for (i = 0;i < nummodels;i++)
+               if ((mod = (dp_model_t*) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && mod->name[0] != '*')
+                       if (mod->used)
+                       {
+                               SCR_PushLoadingScreen(true, mod->name, 1.0 / count);
+                               Mod_LoadModel(mod, true, false);
+                               SCR_PopLoadingScreen(false);
+                       }
+       SCR_PopLoadingScreen(false);
 }
 
 static void mod_shutdown(void)
@@ -70,10 +78,10 @@ static void mod_shutdown(void)
        dp_model_t *mod;
 
        for (i = 0;i < nummodels;i++)
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && (mod->loaded || mod->mempool))
+               if ((mod = (dp_model_t*) Mem_ExpandableArray_RecordAtIndex(&models, i)) && (mod->loaded || mod->mempool))
                        Mod_UnloadModel(mod);
 
-       Mem_FreePool (&q3shaders_mem);
+       Mod_FreeQ3Shaders();
 }
 
 static void mod_newmap(void)
@@ -86,7 +94,7 @@ static void mod_newmap(void)
        R_SkinFrame_PrepareForPurge();
        for (i = 0;i < nummodels;i++)
        {
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->mempool && mod->data_textures)
+               if ((mod = (dp_model_t*) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->mempool && mod->data_textures)
                {
                        for (j = 0;j < mod->num_textures;j++)
                        {
@@ -104,7 +112,7 @@ static void mod_newmap(void)
 
        for (i = 0;i < nummodels;i++)
        {
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->mempool && mod->data_surfaces)
+               if ((mod = (dp_model_t*) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->mempool && mod->data_surfaces)
                {
                        for (surfacenum = 0, surface = mod->data_surfaces;surfacenum < mod->num_surfaces;surfacenum++, surface++)
                        {
@@ -113,7 +121,7 @@ static void mod_newmap(void)
                                        ssize = (surface->lightmapinfo->extents[0] >> 4) + 1;
                                        tsize = (surface->lightmapinfo->extents[1] >> 4) + 1;
                                        memset(surface->lightmapinfo->stainsamples, 255, ssize * tsize * 3);
-                                       surface->cached_dlight = true;
+                                       mod->brushq1.lightmapupdateflags[surfacenum] = true;
                                }
                        }
                }
@@ -127,6 +135,7 @@ Mod_Init
 */
 static void Mod_Print(void);
 static void Mod_Precache (void);
+static void Mod_Decompile_f(void);
 static void Mod_BuildVBOs(void);
 void Mod_Init (void)
 {
@@ -140,6 +149,7 @@ void Mod_Init (void)
        Cvar_RegisterVariable(&r_mipskins);
        Cmd_AddCommand ("modellist", Mod_Print, "prints a list of loaded models");
        Cmd_AddCommand ("modelprecache", Mod_Precache, "load a model");
+       Cmd_AddCommand ("modeldecompile", Mod_Decompile_f, "exports a model in several formats for editing purposes");
 }
 
 void Mod_RenderInit(void)
@@ -150,14 +160,14 @@ void Mod_RenderInit(void)
 void Mod_UnloadModel (dp_model_t *mod)
 {
        char name[MAX_QPATH];
-       qboolean isworldmodel;
        qboolean used;
+       dp_model_t *parentmodel;
 
        if (developer_loading.integer)
                Con_Printf("unloading model %s\n", mod->name);
 
        strlcpy(name, mod->name, sizeof(name));
-       isworldmodel = mod->isworldmodel;
+       parentmodel = mod->brush.parentmodel;
        used = mod->used;
        if (mod->surfmesh.ebo3i)
                R_Mesh_DestroyBufferObject(mod->surfmesh.ebo3i);
@@ -172,11 +182,111 @@ void Mod_UnloadModel (dp_model_t *mod)
        memset(mod, 0, sizeof(dp_model_t));
        // restore the fields we want to preserve
        strlcpy(mod->name, name, sizeof(mod->name));
-       mod->isworldmodel = isworldmodel;
+       mod->brush.parentmodel = parentmodel;
        mod->used = used;
        mod->loaded = false;
 }
 
+void R_Model_Null_Draw(entity_render_t *ent)
+{
+       return;
+}
+
+
+typedef void (*mod_framegroupify_parsegroups_t) (unsigned int i, int start, int len, float fps, qboolean loop, void *pass);
+
+int Mod_FrameGroupify_ParseGroups(const char *buf, mod_framegroupify_parsegroups_t cb, void *pass)
+{
+       const char *bufptr;
+       int start, len;
+       float fps;
+       unsigned int i;
+       qboolean loop;
+
+       bufptr = buf;
+       i = 0;
+       for(;;)
+       {
+               // an anim scene!
+               if (!COM_ParseToken_Simple(&bufptr, true, false))
+                       break;
+               if (!strcmp(com_token, "\n"))
+                       continue; // empty line
+               start = atoi(com_token);
+               if (!COM_ParseToken_Simple(&bufptr, true, false))
+                       break;
+               if (!strcmp(com_token, "\n"))
+               {
+                       Con_Printf("framegroups file: missing number of frames\n");
+                       continue;
+               }
+               len = atoi(com_token);
+               if (!COM_ParseToken_Simple(&bufptr, true, false))
+                       break;
+               // we default to looping as it's usually wanted, so to NOT loop you append a 0
+               if (strcmp(com_token, "\n"))
+               {
+                       fps = atof(com_token);
+                       if (!COM_ParseToken_Simple(&bufptr, true, false))
+                               break;
+                       if (strcmp(com_token, "\n"))
+                               loop = atoi(com_token);
+                       else
+                               loop = true;
+               }
+               else
+               {
+                       fps = 20;
+                       loop = true;
+               }
+
+               if(cb)
+                       cb(i, start, len, fps, loop, pass);
+               ++i;
+       }
+
+       return i;
+}
+
+void Mod_FrameGroupify_ParseGroups_Count (unsigned int i, int start, int len, float fps, qboolean loop, void *pass)
+{
+       unsigned int *cnt = (unsigned int *) pass;
+       ++*cnt;
+}
+
+void Mod_FrameGroupify_ParseGroups_Store (unsigned int i, int start, int len, float fps, qboolean loop, void *pass)
+{
+       dp_model_t *mod = (dp_model_t *) pass;
+       animscene_t *anim = &mod->animscenes[i];
+       dpsnprintf(anim->name, sizeof(anim[i].name), "groupified_%d", i);
+       anim->firstframe = bound(0, start, mod->num_poses - 1);
+       anim->framecount = bound(1, len, mod->num_poses - anim->firstframe);
+       anim->framerate = max(1, fps);
+       anim->loop = !!loop;
+       //Con_Printf("frame group %d is %d %d %f %d\n", i, start, len, fps, loop);
+}
+
+void Mod_FrameGroupify(dp_model_t *mod, const char *buf)
+{
+       unsigned int cnt;
+
+       // 0. count
+       cnt = Mod_FrameGroupify_ParseGroups(buf, NULL, NULL);
+       if(!cnt)
+       {
+               Con_Printf("no scene found in framegroups file, aborting\n");
+               return;
+       }
+       mod->numframes = cnt;
+
+       // 1. reallocate
+       // (we do not free the previous animscenes, but model unloading will free the pool owning them, so it's okay)
+       mod->animscenes = (animscene_t *) Mem_Alloc(mod->mempool, sizeof(animscene_t) * mod->numframes);
+
+       // 2. parse
+       Mod_FrameGroupify_ParseGroups(buf, Mod_FrameGroupify_ParseGroups_Store, mod);
+}
+
 /*
 ==================
 Mod_LoadModel
@@ -184,7 +294,7 @@ Mod_LoadModel
 Loads a model
 ==================
 */
-dp_model_t *Mod_LoadModel(dp_model_t *mod, qboolean crash, qboolean checkdisk, qboolean isworldmodel)
+dp_model_t *Mod_LoadModel(dp_model_t *mod, qboolean crash, qboolean checkdisk)
 {
        int num;
        unsigned int crc;
@@ -195,18 +305,46 @@ dp_model_t *Mod_LoadModel(dp_model_t *mod, qboolean crash, qboolean checkdisk, q
 
        if (mod->name[0] == '*') // submodel
                return mod;
+       
+       if (!strcmp(mod->name, "null"))
+       {
+               if(mod->loaded)
+                       return mod;
+
+               if (mod->loaded || mod->mempool)
+                       Mod_UnloadModel(mod);
+
+               if (developer_loading.integer)
+                       Con_Printf("loading model %s\n", mod->name);
+
+               mod->used = true;
+               mod->crc = (unsigned int)-1;
+               mod->loaded = false;
+
+               VectorClear(mod->normalmins);
+               VectorClear(mod->normalmaxs);
+               VectorClear(mod->yawmins);
+               VectorClear(mod->yawmaxs);
+               VectorClear(mod->rotatedmins);
+               VectorClear(mod->rotatedmaxs);
+
+               mod->modeldatatypestring = "null";
+               mod->type = mod_null;
+               mod->Draw = R_Model_Null_Draw;
+               mod->numframes = 2;
+               mod->numskins = 1;
+
+               // no fatal errors occurred, so this model is ready to use.
+               mod->loaded = true;
+
+               return mod;
+       }
 
        crc = 0;
        buf = NULL;
 
        // even if the model is loaded it still may need reloading...
 
-       // if the model is a worldmodel and is being referred to as a
-       // non-worldmodel here, then it needs reloading to get rid of the
-       // submodels
-       if (mod->isworldmodel != isworldmodel)
-               mod->loaded = false;
-
        // if it is not loaded or checkdisk is true we need to calculate the crc
        if (!mod->loaded || checkdisk)
        {
@@ -232,13 +370,14 @@ dp_model_t *Mod_LoadModel(dp_model_t *mod, qboolean crash, qboolean checkdisk, q
 
        if (developer_loading.integer)
                Con_Printf("loading model %s\n", mod->name);
+       
+       SCR_PushLoadingScreen(true, mod->name, 1);
 
        // LordHavoc: unload the existing model in this slot (if there is one)
        if (mod->loaded || mod->mempool)
                Mod_UnloadModel(mod);
 
        // load the model
-       mod->isworldmodel = isworldmodel;
        mod->used = true;
        mod->crc = crc;
        // errors can prevent the corresponding mod->loaded = true;
@@ -253,15 +392,9 @@ dp_model_t *Mod_LoadModel(dp_model_t *mod, qboolean crash, qboolean checkdisk, q
        VectorSet(mod->rotatedmins, -mod->radius, -mod->radius, -mod->radius);
        VectorSet(mod->rotatedmaxs, mod->radius, mod->radius, mod->radius);
 
-       // if we're loading a worldmodel, then this is a level change
-       if (mod->isworldmodel)
+       if (!q3shaders_mem)
        {
-               // clear out any stale submodels or worldmodels lying around
-               // if we did this clear before now, an error might abort loading and
-               // leave things in a bad state
-               Mod_RemoveStaleWorldModels(mod);
-               // reload q3 shaders, to make sure they are ready to go for this level
-               // (including any models loaded for this level)
+               // load q3 shaders for the first time, or after a level change
                Mod_LoadQ3Shaders();
        }
 
@@ -275,7 +408,8 @@ dp_model_t *Mod_LoadModel(dp_model_t *mod, qboolean crash, qboolean checkdisk, q
                num = LittleLong(*((int *)buf));
                // call the apropriate loader
                loadmodel = mod;
-                    if (!memcmp(buf, "IDPO", 4)) Mod_IDP0_Load(mod, buf, bufend);
+                    if (!strcasecmp(FS_FileExtension(mod->name), "obj")) Mod_OBJ_Load(mod, buf, bufend);
+               else 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);
@@ -289,16 +423,26 @@ dp_model_t *Mod_LoadModel(dp_model_t *mod, qboolean crash, qboolean checkdisk, q
                else Con_Printf("Mod_LoadModel: model \"%s\" is of unknown/unsupported type\n", mod->name);
                Mem_Free(buf);
 
-               Mod_BuildVBOs();
+               buf = FS_LoadFile (va("%s.framegroups", mod->name), tempmempool, false, &filesize);
+               if(buf)
+               {
+                       Mod_FrameGroupify(mod, (const char *)buf);
+                       Mem_Free(buf);
+               }
 
-               // no fatal errors occurred, so this model is ready to use.
-               mod->loaded = true;
+               Mod_BuildVBOs();
        }
        else if (crash)
        {
                // LordHavoc: Sys_Error was *ANNOYING*
                Con_Printf ("Mod_LoadModel: %s not found\n", mod->name);
        }
+
+       // no fatal errors occurred, so this model is ready to use.
+       mod->loaded = true;
+
+       SCR_PopLoadingScreen(false);
+
        return mod;
 }
 
@@ -308,7 +452,7 @@ void Mod_ClearUsed(void)
        int nummodels = Mem_ExpandableArray_IndexRange(&models);
        dp_model_t *mod;
        for (i = 0;i < nummodels;i++)
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0])
+               if ((mod = (dp_model_t*) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0])
                        mod->used = false;
 }
 
@@ -319,7 +463,7 @@ void Mod_PurgeUnused(void)
        dp_model_t *mod;
        for (i = 0;i < nummodels;i++)
        {
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && !mod->used)
+               if ((mod = (dp_model_t*) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && !mod->used)
                {
                        Mod_UnloadModel(mod);
                        Mem_ExpandableArray_FreeRecord(&models, mod);
@@ -327,42 +471,33 @@ void Mod_PurgeUnused(void)
        }
 }
 
-// only used during loading!
-void Mod_RemoveStaleWorldModels(dp_model_t *skip)
-{
-       int i;
-       int nummodels = Mem_ExpandableArray_IndexRange(&models);
-       dp_model_t *mod;
-       for (i = 0;i < nummodels;i++)
-       {
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->isworldmodel && mod->loaded && skip != mod)
-               {
-                       Mod_UnloadModel(mod);
-                       mod->isworldmodel = false;
-                       mod->used = false;
-               }
-       }
-}
-
 /*
 ==================
 Mod_FindName
 
 ==================
 */
-dp_model_t *Mod_FindName(const char *name)
+dp_model_t *Mod_FindName(const char *name, const char *parentname)
 {
        int i;
-       int nummodels = Mem_ExpandableArray_IndexRange(&models);
+       int nummodels;
        dp_model_t *mod;
 
+       if (!parentname)
+               parentname = "";
+
+       // if we're not dedicatd, the renderer calls will crash without video
+       Host_StartVideo();
+
+       nummodels = Mem_ExpandableArray_IndexRange(&models);
+
        if (!name[0])
                Host_Error ("Mod_ForName: NULL name");
 
        // search the currently loaded models
        for (i = 0;i < nummodels;i++)
        {
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && !strcmp(mod->name, name))
+               if ((mod = (dp_model_t*) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && !strcmp(mod->name, name) && ((!mod->brush.parentmodel && !parentname[0]) || (mod->brush.parentmodel && parentname[0] && !strcmp(mod->brush.parentmodel->name, parentname))))
                {
                        mod->used = true;
                        return mod;
@@ -370,8 +505,12 @@ dp_model_t *Mod_FindName(const char *name)
        }
 
        // no match found, create a new one
-       mod = Mem_ExpandableArray_AllocRecord(&models);
+       mod = (dp_model_t *) Mem_ExpandableArray_AllocRecord(&models);
        strlcpy(mod->name, name, sizeof(mod->name));
+       if (parentname[0])
+               mod->brush.parentmodel = Mod_FindName(parentname, NULL);
+       else
+               mod->brush.parentmodel = NULL;
        mod->loaded = false;
        mod->used = true;
        return mod;
@@ -384,12 +523,12 @@ Mod_ForName
 Loads in a model for the given name
 ==================
 */
-dp_model_t *Mod_ForName(const char *name, qboolean crash, qboolean checkdisk, qboolean isworldmodel)
+dp_model_t *Mod_ForName(const char *name, qboolean crash, qboolean checkdisk, const char *parentname)
 {
        dp_model_t *model;
-       model = Mod_FindName(name);
-       if (model->name[0] != '*' && (!model->loaded || checkdisk))
-               Mod_LoadModel(model, crash, checkdisk, isworldmodel);
+       model = Mod_FindName(name, parentname);
+       if (!model->loaded || checkdisk)
+               Mod_LoadModel(model, crash, checkdisk);
        return model;
 }
 
@@ -402,12 +541,23 @@ Reloads all models if they have changed
 */
 void Mod_Reload(void)
 {
-       int i;
+       int i, count;
        int nummodels = Mem_ExpandableArray_IndexRange(&models);
        dp_model_t *mod;
+
+       SCR_PushLoadingScreen(false, "Reloading models", 1.0);
+       count = 0;
+       for (i = 0;i < nummodels;i++)
+               if ((mod = (dp_model_t *) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && mod->name[0] != '*' && mod->used)
+                       ++count;
        for (i = 0;i < nummodels;i++)
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && mod->name[0] != '*' && mod->used)
-                       Mod_LoadModel(mod, true, true, mod->isworldmodel);
+               if ((mod = (dp_model_t *) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && mod->name[0] != '*' && mod->used)
+               {
+                       SCR_PushLoadingScreen(true, mod->name, 1.0 / count);
+                       Mod_LoadModel(mod, true, true);
+                       SCR_PopLoadingScreen(false);
+               }
+       SCR_PopLoadingScreen(false);
 }
 
 unsigned char *mod_base;
@@ -428,8 +578,15 @@ static void Mod_Print(void)
 
        Con_Print("Loaded models:\n");
        for (i = 0;i < nummodels;i++)
-               if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0])
-                       Con_Printf("%4iK %s\n", mod->mempool ? (int)((mod->mempool->totalsize + 1023) / 1024) : 0, mod->name);
+       {
+               if ((mod = (dp_model_t *) Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && mod->name[0] != '*')
+               {
+                       if (mod->brush.numsubmodels)
+                               Con_Printf("%4iK %s (%i submodels)\n", mod->mempool ? (int)((mod->mempool->totalsize + 1023) / 1024) : 0, mod->name, mod->brush.numsubmodels);
+                       else
+                               Con_Printf("%4iK %s\n", mod->mempool ? (int)((mod->mempool->totalsize + 1023) / 1024) : 0, mod->name);
+               }
+       }
 }
 
 /*
@@ -440,7 +597,7 @@ Mod_Precache
 static void Mod_Precache(void)
 {
        if (Cmd_Argc() == 2)
-               Mod_ForName(Cmd_Argv(1), false, true, cl.worldmodel && !strcasecmp(Cmd_Argv(1), cl.worldmodel->name));
+               Mod_ForName(Cmd_Argv(1), false, true, Cmd_Argv(1)[0] == '*' ? cl.model_name[1] : NULL);
        else
                Con_Print("usage: modelprecache <filename>\n");
 }
@@ -522,6 +679,9 @@ void Mod_BuildTriangleNeighbors(int *neighbors, const int *elements, int numtria
                                match = -1;
                        n[p] = match;
                }
+
+               // also send a keepalive here (this can take a while too!)
+               CL_KeepaliveMessage(false);
        }
        // free the allocated buffer
        if (edgehashentries != edgehashentriesbuffer)
@@ -942,10 +1102,16 @@ void Mod_ShadowMesh_AddMesh(mempool_t *mempool, shadowmesh_t *mesh, rtexture_t *
                }
                Mod_ShadowMesh_AddTriangle(mempool, mesh, map_diffuse, map_specular, map_normal, vbuf);
        }
+
+       // the triangle calculation can take a while, so let's do a keepalive here
+       CL_KeepaliveMessage(false);
 }
 
 shadowmesh_t *Mod_ShadowMesh_Begin(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)
 {
+       // the preparation before shadow mesh initialization can take a while, so let's do a keepalive here
+       CL_KeepaliveMessage(false);
+
        return Mod_ShadowMesh_Alloc(mempool, maxverts, maxtriangles, map_diffuse, map_specular, map_normal, light, neighbors, expandable);
 }
 
@@ -1012,6 +1178,10 @@ shadowmesh_t *Mod_ShadowMesh_Finish(mempool_t *mempool, shadowmesh_t *firstmesh,
                }
                Mem_Free(mesh);
        }
+
+       // this can take a while, so let's do a keepalive here
+       CL_KeepaliveMessage(false);
+
        return firstmesh;
 }
 
@@ -1155,18 +1325,9 @@ q3wavefunc_t Mod_LoadQ3Shaders_EnumerateWaveFunc(const char *s)
        return Q3WAVEFUNC_NONE;
 }
 
-static void Q3Shaders_Clear()
+void Mod_FreeQ3Shaders(void)
 {
-       /* Just clear out everything... */
-       Mem_FreePool (&q3shaders_mem);
-       /* ...and alloc the structs again. */
-       q3shaders_mem = Mem_AllocPool("q3shaders", 0, NULL);
-       q3shader_data = (q3shader_data_t*)Mem_Alloc (q3shaders_mem,
-               sizeof (q3shader_data_t));
-       Mem_ExpandableArray_NewArray (&q3shader_data->hash_entries,
-               q3shaders_mem, sizeof (q3shader_hash_entry_t), 256);
-       Mem_ExpandableArray_NewArray (&q3shader_data->char_ptrs,
-               q3shaders_mem, sizeof (char**), 256);
+       Mem_FreePool(&q3shaders_mem);
 }
 
 static void Q3Shader_AddToHash (q3shaderinfo_t* shader)
@@ -1178,7 +1339,14 @@ static void Q3Shader_AddToHash (q3shaderinfo_t* shader)
        {
                if (strcasecmp (entry->shader.name, shader->name) == 0)
                {
-                       Con_Printf("Shader '%s' already defined\n", shader->name);
+                       unsigned char *start, *end, *start2;
+                       start = (unsigned char *) (&shader->Q3SHADERINFO_COMPARE_START);
+                       end = ((unsigned char *) (&shader->Q3SHADERINFO_COMPARE_END)) + sizeof(shader->Q3SHADERINFO_COMPARE_END);
+                       start2 = (unsigned char *) (&entry->shader.Q3SHADERINFO_COMPARE_START);
+                       if(memcmp(start, start2, end - start))
+                               Con_Printf("Shader '%s' already defined, ignoring mismatching redeclaration\n", shader->name);
+                       else
+                               Con_DPrintf("Shader '%s' already defined\n", shader->name);
                        return;
                }
                lastEntry = entry;
@@ -1216,7 +1384,15 @@ void Mod_LoadQ3Shaders(void)
        int numparameters;
        char parameter[TEXTURE_MAXFRAMES + 4][Q3PATHLENGTH];
 
-       Q3Shaders_Clear();
+       Mod_FreeQ3Shaders();
+
+       q3shaders_mem = Mem_AllocPool("q3shaders", 0, NULL);
+       q3shader_data = (q3shader_data_t*)Mem_Alloc (q3shaders_mem,
+               sizeof (q3shader_data_t));
+       Mem_ExpandableArray_NewArray (&q3shader_data->hash_entries,
+               q3shaders_mem, sizeof (q3shader_hash_entry_t), 256);
+       Mem_ExpandableArray_NewArray (&q3shader_data->char_ptrs,
+               q3shaders_mem, sizeof (char**), 256);
 
        search = FS_Search("scripts/*.shader", true, false);
        if (!search)
@@ -1360,7 +1536,7 @@ void Mod_LoadQ3Shaders(void)
                                                        int i;
                                                        layer->numframes = min(numparameters - 2, TEXTURE_MAXFRAMES);
                                                        layer->framerate = atof(parameter[1]);
-                                                       layer->texturename = Mem_Alloc (q3shaders_mem, sizeof (char*) * layer->numframes);
+                                                       layer->texturename = (char **) Mem_Alloc (q3shaders_mem, sizeof (char*) * layer->numframes);
                                                        for (i = 0;i < layer->numframes;i++)
                                                                layer->texturename[i] = Mem_strdup (q3shaders_mem, parameter[i + 2]);
                                                }
@@ -1402,7 +1578,7 @@ void Mod_LoadQ3Shaders(void)
                                                        else if (!strcasecmp(parameter[1], "vertex"))           layer->alphagen.alphagen = Q3ALPHAGEN_VERTEX;
                                                        else if (!strcasecmp(parameter[1], "wave"))
                                                        {
-                                                               layer->alphagen.alphagen = Q3RGBGEN_WAVE;
+                                                               layer->alphagen.alphagen = Q3ALPHAGEN_WAVE;
                                                                layer->alphagen.wavefunc = Mod_LoadQ3Shaders_EnumerateWaveFunc(parameter[2]);
                                                                for (i = 0;i < numparameters - 3 && i < Q3WAVEPARMS;i++)
                                                                        layer->alphagen.waveparms[i] = atof(parameter[i+3]);
@@ -1447,6 +1623,7 @@ void Mod_LoadQ3Shaders(void)
                                                                else if (!strcasecmp(parameter[1], "rotate"))          layer->tcmods[tcmodindex].tcmod = Q3TCMOD_ROTATE;
                                                                else if (!strcasecmp(parameter[1], "scale"))           layer->tcmods[tcmodindex].tcmod = Q3TCMOD_SCALE;
                                                                else if (!strcasecmp(parameter[1], "scroll"))          layer->tcmods[tcmodindex].tcmod = Q3TCMOD_SCROLL;
+                                                               else if (!strcasecmp(parameter[1], "page"))            layer->tcmods[tcmodindex].tcmod = Q3TCMOD_PAGE;
                                                                else if (!strcasecmp(parameter[1], "stretch"))
                                                                {
                                                                        layer->tcmods[tcmodindex].tcmod = Q3TCMOD_STRETCH;
@@ -1483,7 +1660,7 @@ void Mod_LoadQ3Shaders(void)
                                        layer->texflags = TEXF_ALPHA | TEXF_PRECACHE;
                                        if (!(shader.surfaceparms & Q3SURFACEPARM_NOMIPMAPS))
                                                layer->texflags |= TEXF_MIPMAP;
-                                       if (!(shader.textureflags & Q3TEXTUREFLAG_NOPICMIP) && (r_picmipworld.integer || (layer->texturename && layer->texturename[0] && strncmp(layer->texturename[0], "textures/", 9))))
+                                       if (!(shader.textureflags & Q3TEXTUREFLAG_NOPICMIP))
                                                layer->texflags |= TEXF_PICMIP | TEXF_COMPRESS;
                                        if (layer->clampmap)
                                                layer->texflags |= TEXF_CLAMP;
@@ -1582,6 +1759,10 @@ void Mod_LoadQ3Shaders(void)
                                        else
                                                Con_DPrintf("%s parsing warning: unknown surfaceparm \"%s\"\n", search->filenames[fileindex], parameter[1]);
                                }
+                               else if (!strcasecmp(parameter[0], "dpshadow"))
+                                       shader.dpshadow = true;
+                               else if (!strcasecmp(parameter[0], "dpnoshadow"))
+                                       shader.dpnoshadow = true;
                                else if (!strcasecmp(parameter[0], "sky") && numparameters >= 2)
                                {
                                        // some q3 skies don't have the sky parm set
@@ -1705,8 +1886,12 @@ void Mod_LoadQ3Shaders(void)
 
 q3shaderinfo_t *Mod_LookupQ3Shader(const char *name)
 {
-       unsigned short hash = CRC_Block_CaseInsensitive ((const unsigned char *)name, strlen (name));
-       q3shader_hash_entry_t* entry = q3shader_data->hash + (hash % Q3SHADER_HASH_SIZE);
+       unsigned short hash;
+       q3shader_hash_entry_t* entry;
+       if (!q3shaders_mem)
+               Mod_LoadQ3Shaders();
+       hash = CRC_Block_CaseInsensitive ((const unsigned char *)name, strlen (name));
+       entry = q3shader_data->hash + (hash % Q3SHADER_HASH_SIZE);
        while (entry != NULL)
        {
                if (strcasecmp (entry->shader.name, name) == 0)
@@ -1719,19 +1904,29 @@ q3shaderinfo_t *Mod_LookupQ3Shader(const char *name)
 qboolean Mod_LoadTextureFromQ3Shader(texture_t *texture, const char *name, qboolean warnmissing, qboolean fallback, int defaulttexflags)
 {
        int j;
+       int texflagsmask;
        qboolean success = true;
        q3shaderinfo_t *shader;
        if (!name)
                name = "";
        strlcpy(texture->name, name, sizeof(texture->name));
        shader = name[0] ? Mod_LookupQ3Shader(name) : NULL;
+
+       texflagsmask = ~0;
+       if(!(defaulttexflags & TEXF_PICMIP))
+               texflagsmask &= ~TEXF_PICMIP;
+       if(!(defaulttexflags & TEXF_COMPRESS))
+               texflagsmask &= ~TEXF_COMPRESS;
+
        if (shader)
        {
                if (developer_loading.integer)
                        Con_Printf("%s: loaded shader for %s\n", loadmodel->name, name);
                texture->surfaceparms = shader->surfaceparms;
-               texture->textureflags = shader->textureflags;
-               texture->basematerialflags = 0;
+
+               // allow disabling of picmip or compression by defaulttexflags
+               texture->textureflags = shader->textureflags & texflagsmask;
+
                if (shader->surfaceparms & Q3SURFACEPARM_SKY)
                {
                        texture->basematerialflags = MATERIALFLAG_SKY | MATERIALFLAG_NOSHADOW;
@@ -1745,6 +1940,7 @@ qboolean Mod_LoadTextureFromQ3Shader(texture_t *texture, const char *name, qbool
                        texture->basematerialflags = MATERIALFLAG_NODRAW | MATERIALFLAG_NOSHADOW;
                else
                        texture->basematerialflags = MATERIALFLAG_WALL;
+
                if (shader->layers[0].alphatest)
                        texture->basematerialflags |= MATERIALFLAG_ALPHATEST | MATERIALFLAG_NOSHADOW;
                if (shader->textureflags & Q3TEXTUREFLAG_TWOSIDED)
@@ -1811,7 +2007,11 @@ nothing                GL_ZERO GL_ONE
                        texture->skinframerate = primarylayer->framerate;
                        for (j = 0;j < primarylayer->numframes;j++)
                        {
-                               if (!(texture->skinframes[j] = R_SkinFrame_LoadExternal(primarylayer->texturename[j], primarylayer->texflags, false)))
+                               if(cls.state == ca_dedicated)
+                               {
+                                       texture->skinframes[j] = NULL;
+                               }
+                               else if (!(texture->skinframes[j] = R_SkinFrame_LoadExternal(primarylayer->texturename[j], primarylayer->texflags & texflagsmask, false)))
                                {
                                        Con_Printf("^1%s:^7 could not load texture ^3\"%s\"^7 (frame %i) for shader ^2\"%s\"\n", loadmodel->name, primarylayer->texturename[j], j, texture->name);
                                        texture->skinframes[j] = R_SkinFrame_LoadMissing();
@@ -1821,17 +2021,28 @@ nothing                GL_ZERO GL_ONE
                if (shader->backgroundlayer >= 0)
                {
                        q3shaderinfo_layer_t* backgroundlayer = shader->layers + shader->backgroundlayer;
+                       // copy over one secondarylayer parameter
+                       memcpy(texture->backgroundtcmods, backgroundlayer->tcmods, sizeof(texture->backgroundtcmods));
+                       // load the textures
                        texture->backgroundnumskinframes = backgroundlayer->numframes;
                        texture->backgroundskinframerate = backgroundlayer->framerate;
                        for (j = 0;j < backgroundlayer->numframes;j++)
                        {
-                               if (!(texture->backgroundskinframes[j] = R_SkinFrame_LoadExternal(backgroundlayer->texturename[j], backgroundlayer->texflags, false)))
+                               if(cls.state == ca_dedicated)
+                               {
+                                       texture->skinframes[j] = NULL;
+                               }
+                               else if (!(texture->backgroundskinframes[j] = R_SkinFrame_LoadExternal(backgroundlayer->texturename[j], backgroundlayer->texflags & texflagsmask, false)))
                                {
                                        Con_Printf("^1%s:^7 could not load texture ^3\"%s\"^7 (background frame %i) for shader ^2\"%s\"\n", loadmodel->name, backgroundlayer->texturename[j], j, texture->name);
                                        texture->backgroundskinframes[j] = R_SkinFrame_LoadMissing();
                                }
                        }
                }
+               if (shader->dpshadow)
+                       texture->basematerialflags &= ~MATERIALFLAG_NOSHADOW;
+               if (shader->dpnoshadow)
+                       texture->basematerialflags |= MATERIALFLAG_NOSHADOW;
                memcpy(texture->deforms, shader->deforms, sizeof(texture->deforms));
                texture->reflectmin = shader->reflectmin;
                texture->reflectmax = shader->reflectmax;
@@ -1866,15 +2077,28 @@ nothing                GL_ZERO GL_ONE
                else
                        texture->basematerialflags |= MATERIALFLAG_WALL;
                texture->numskinframes = 1;
-               if (fallback)
+               if(cls.state == ca_dedicated)
                {
-                       if (!(texture->skinframes[0] = R_SkinFrame_LoadExternal(texture->name, defaulttexflags, false)))
-                               success = false;
+                       texture->skinframes[0] = NULL;
                }
                else
-                       success = false;
-               if (!success && warnmissing)
-                       Con_Printf("^1%s:^7 could not load texture ^3\"%s\"\n", loadmodel->name, texture->name);
+               {
+                       if (fallback)
+                       {
+                               qboolean has_alpha;
+                               if ((texture->skinframes[0] = R_SkinFrame_LoadExternal_CheckAlpha(texture->name, defaulttexflags, false, &has_alpha)))
+                               {
+                                       if(has_alpha && (defaulttexflags & TEXF_ALPHA))
+                                               texture->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW;
+                               }
+                               else
+                                       success = false;
+                       }
+                       else
+                               success = false;
+                       if (!success && warnmissing)
+                               Con_Printf("^1%s:^7 could not load texture ^3\"%s\"\n", loadmodel->name, texture->name);
+               }
        }
        // init the animation variables
        texture->currentframe = texture;
@@ -2025,23 +2249,20 @@ void Mod_SnapVertices(int numcomponents, int numvertices, float *vertices, float
 int Mod_RemoveDegenerateTriangles(int numtriangles, const int *inelement3i, int *outelement3i, const float *vertex3f)
 {
        int i, outtriangles;
-       float d, edgedir[3], temp[3];
+       float edgedir1[3], edgedir2[3], temp[3];
        // a degenerate triangle is one with no width (thickness, surface area)
        // these are characterized by having all 3 points colinear (along a line)
        // or having two points identical
+       // the simplest check is to calculate the triangle's area
        for (i = 0, outtriangles = 0;i < numtriangles;i++, inelement3i += 3)
        {
                // calculate first edge
-               VectorSubtract(vertex3f + inelement3i[1] * 3, vertex3f + inelement3i[0] * 3, edgedir);
-               if (VectorLength2(edgedir) < 0.0001f)
-                       continue; // degenerate first edge (no length)
-               VectorNormalize(edgedir);
-               // check if third point is on the edge (colinear)
-               d = -DotProduct(vertex3f + inelement3i[2] * 3, edgedir);
-               VectorMA(vertex3f + inelement3i[2] * 3, d, edgedir, temp);
-               if (VectorLength2(temp) < 0.0001f)
-                       continue; // third point colinear with first edge
-               // valid triangle (no colinear points, no duplicate points)
+               VectorSubtract(vertex3f + inelement3i[1] * 3, vertex3f + inelement3i[0] * 3, edgedir1);
+               VectorSubtract(vertex3f + inelement3i[2] * 3, vertex3f + inelement3i[0] * 3, edgedir2);
+               CrossProduct(edgedir1, edgedir2, temp);
+               if (VectorLength2(temp) < 0.001f)
+                       continue; // degenerate triangle (no area)
+               // valid triangle (has area)
                VectorCopy(inelement3i, outelement3i);
                outelement3i += 3;
                outtriangles++;
@@ -2071,6 +2292,39 @@ void Mod_VertexRangeFromElements(int numelements, const int *elements, int *firs
                *lastvertexpointer = lastvertex;
 }
 
+void Mod_MakeSortedSurfaces(dp_model_t *mod)
+{
+       // make an optimal set of texture-sorted batches to draw...
+       int j, t;
+       int *firstsurfacefortexture;
+       int *numsurfacesfortexture;
+       if (!mod->sortedmodelsurfaces)
+               mod->sortedmodelsurfaces = (int *) Mem_Alloc(loadmodel->mempool, mod->nummodelsurfaces * sizeof(*mod->sortedmodelsurfaces));
+       firstsurfacefortexture = (int *) Mem_Alloc(tempmempool, mod->num_textures * sizeof(*firstsurfacefortexture));
+       numsurfacesfortexture = (int *) Mem_Alloc(tempmempool, mod->num_textures * sizeof(*numsurfacesfortexture));
+       memset(numsurfacesfortexture, 0, mod->num_textures * sizeof(*numsurfacesfortexture));
+       for (j = 0;j < mod->nummodelsurfaces;j++)
+       {
+               const msurface_t *surface = mod->data_surfaces + j + mod->firstmodelsurface;
+               int t = (int)(surface->texture - mod->data_textures);
+               numsurfacesfortexture[t]++;
+       }
+       j = 0;
+       for (t = 0;t < mod->num_textures;t++)
+       {
+               firstsurfacefortexture[t] = j;
+               j += numsurfacesfortexture[t];
+       }
+       for (j = 0;j < mod->nummodelsurfaces;j++)
+       {
+               const msurface_t *surface = mod->data_surfaces + j + mod->firstmodelsurface;
+               int t = (int)(surface->texture - mod->data_textures);
+               mod->sortedmodelsurfaces[firstsurfacefortexture[t]++] = j + mod->firstmodelsurface;
+       }
+       Mem_Free(firstsurfacefortexture);
+       Mem_Free(numsurfacesfortexture);
+}
+
 static void Mod_BuildVBOs(void)
 {
        if (!gl_support_arb_vertex_buffer_object)
@@ -2119,3 +2373,404 @@ static void Mod_BuildVBOs(void)
                Mem_Free(mem);
        }
 }
+
+static void Mod_Decompile_OBJ(dp_model_t *model, const char *filename, const char *mtlfilename, const char *originalfilename)
+{
+       int vertexindex, surfaceindex, triangleindex, textureindex, countvertices = 0, countsurfaces = 0, countfaces = 0, counttextures = 0;
+       int a, b, c;
+       const char *texname;
+       const int *e;
+       const float *v, *vn, *vt;
+       size_t l;
+       size_t outbufferpos = 0;
+       size_t outbuffermax = 0x100000;
+       char *outbuffer = (char *) Z_Malloc(outbuffermax), *oldbuffer;
+       const msurface_t *surface;
+       const int maxtextures = 256;
+       char *texturenames = (char *) Z_Malloc(maxtextures * MAX_QPATH);
+
+       // construct the mtllib file
+       l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "# mtllib for %s exported by darkplaces engine\n", originalfilename);
+       if (l > 0)
+               outbufferpos += l;
+       for (surfaceindex = 0, surface = model->data_surfaces;surfaceindex < model->num_surfaces;surfaceindex++, surface++)
+       {
+               countsurfaces++;
+               countvertices += surface->num_vertices;
+               countfaces += surface->num_triangles;
+               texname = (surface->texture && surface->texture->name[0]) ? surface->texture->name : "default";
+               for (textureindex = 0;textureindex < maxtextures && texturenames[textureindex*MAX_QPATH];textureindex++)
+                       if (!strcmp(texturenames + textureindex * MAX_QPATH, texname))
+                               break;
+               if (textureindex >= maxtextures)
+                       continue; // just a precaution
+               if (counttextures < textureindex + 1)
+                       counttextures = textureindex + 1;
+               strlcpy(texturenames + textureindex * MAX_QPATH, texname, MAX_QPATH);
+               if (outbufferpos >= outbuffermax >> 1)
+               {
+                       outbuffermax *= 2;
+                       oldbuffer = outbuffer;
+                       outbuffer = (char *) Z_Malloc(outbuffermax);
+                       memcpy(outbuffer, oldbuffer, outbufferpos);
+                       Z_Free(oldbuffer);
+               }
+               l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "newmtl %s\nNs 96.078431\nKa 0 0 0\nKd 0.64 0.64 0.64\nKs 0.5 0.5 0.5\nNi 1\nd 1\nillum 2\nmap_Kd %s%s\n\n", texname, texname, strstr(texname, ".tga") ? "" : ".tga");
+               if (l > 0)
+                       outbufferpos += l;
+       }
+
+       // write the mtllib file
+       FS_WriteFile(mtlfilename, outbuffer, outbufferpos);
+       outbufferpos = 0;
+
+       // construct the obj file
+       l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "# model exported from %s by darkplaces engine\n# %i vertices, %i faces, %i surfaces\nmtllib %s\n", originalfilename, countvertices, countfaces, countsurfaces, mtlfilename);
+       if (l > 0)
+               outbufferpos += l;
+       for (vertexindex = 0, v = model->surfmesh.data_vertex3f, vn = model->surfmesh.data_normal3f, vt = model->surfmesh.data_texcoordtexture2f;vertexindex < model->surfmesh.num_vertices;vertexindex++, v += 3, vn += 3, vt += 2)
+       {
+               if (outbufferpos >= outbuffermax >> 1)
+               {
+                       outbuffermax *= 2;
+                       oldbuffer = outbuffer;
+                       outbuffer = (char *) Z_Malloc(outbuffermax);
+                       memcpy(outbuffer, oldbuffer, outbufferpos);
+                       Z_Free(oldbuffer);
+               }
+               l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "v %f %f %f\nvn %f %f %f\nvt %f %f\n", v[0], v[2], -v[1], vn[0], vn[2], -vn[1], vt[0], 1-vt[1]);
+               if (l > 0)
+                       outbufferpos += l;
+       }
+       for (surfaceindex = 0, surface = model->data_surfaces;surfaceindex < model->num_surfaces;surfaceindex++, surface++)
+       {
+               l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "usemtl %s\n", (surface->texture && surface->texture->name[0]) ? surface->texture->name : "default");
+               if (l > 0)
+                       outbufferpos += l;
+               for (triangleindex = 0, e = model->surfmesh.data_element3i + surface->num_firsttriangle * 3;triangleindex < surface->num_triangles;triangleindex++, e += 3)
+               {
+                       if (outbufferpos >= outbuffermax >> 1)
+                       {
+                               outbuffermax *= 2;
+                               oldbuffer = outbuffer;
+                               outbuffer = (char *) Z_Malloc(outbuffermax);
+                               memcpy(outbuffer, oldbuffer, outbufferpos);
+                               Z_Free(oldbuffer);
+                       }
+                       a = e[0]+1;
+                       b = e[2]+1;
+                       c = e[1]+1;
+                       l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "f %i/%i/%i %i/%i/%i %i/%i/%i\n", a,a,a,b,b,b,c,c,c);
+                       if (l > 0)
+                               outbufferpos += l;
+               }
+       }
+
+       // write the obj file
+       FS_WriteFile(filename, outbuffer, outbufferpos);
+
+       // clean up
+       Z_Free(outbuffer);
+       Z_Free(texturenames);
+
+       // print some stats
+       Con_Printf("Wrote %s (%i bytes, %i vertices, %i faces, %i surfaces with %i distinct textures)\n", filename, (int)outbufferpos, countvertices, countfaces, countsurfaces, counttextures);
+}
+
+static void Mod_Decompile_SMD(dp_model_t *model, const char *filename, int firstpose, int numposes, qboolean writetriangles)
+{
+       int countnodes = 0, counttriangles = 0, countframes = 0;
+       int surfaceindex;
+       int triangleindex;
+       int transformindex;
+       int poseindex;
+       int cornerindex;
+       float modelscale;
+       const int *e;
+       const float *pose;
+       size_t l;
+       size_t outbufferpos = 0;
+       size_t outbuffermax = 0x100000;
+       char *outbuffer = (char *) Z_Malloc(outbuffermax), *oldbuffer;
+       const msurface_t *surface;
+       l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "version 1\nnodes\n");
+       if (l > 0)
+               outbufferpos += l;
+       modelscale = 1;
+       if(model->num_poses >= 0)
+               modelscale = sqrt(model->data_poses[0] * model->data_poses[0] + model->data_poses[1] * model->data_poses[1] + model->data_poses[2] * model->data_poses[2]);
+       if(fabs(modelscale - 1) > 1e-4)
+       {
+               if(firstpose == 0) // only print the when writing the reference pose
+                       Con_Printf("The model has an old-style model scale of %f\n", modelscale);
+       }
+       else
+               modelscale = 1;
+       for (transformindex = 0;transformindex < model->num_bones;transformindex++)
+       {
+               if (outbufferpos >= outbuffermax >> 1)
+               {
+                       outbuffermax *= 2;
+                       oldbuffer = outbuffer;
+                       outbuffer = (char *) Z_Malloc(outbuffermax);
+                       memcpy(outbuffer, oldbuffer, outbufferpos);
+                       Z_Free(oldbuffer);
+               }
+               countnodes++;
+               l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i \"%s\" %3i\n", transformindex, model->data_bones[transformindex].name, model->data_bones[transformindex].parent);
+               if (l > 0)
+                       outbufferpos += l;
+       }
+       l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "end\nskeleton\n");
+       if (l > 0)
+               outbufferpos += l;
+       for (poseindex = 0, pose = model->data_poses + model->num_bones * 12 * firstpose;poseindex < numposes;poseindex++)
+       {
+               countframes++;
+               l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "time %i\n", poseindex);
+               if (l > 0)
+                       outbufferpos += l;
+               for (transformindex = 0;transformindex < model->num_bones;transformindex++, pose += 12)
+               {
+                       float a, b, c;
+                       float angles[3];
+                       float mtest[3][4];
+                       if (outbufferpos >= outbuffermax >> 1)
+                       {
+                               outbuffermax *= 2;
+                               oldbuffer = outbuffer;
+                               outbuffer = (char *) Z_Malloc(outbuffermax);
+                               memcpy(outbuffer, oldbuffer, outbufferpos);
+                               Z_Free(oldbuffer);
+                       }
+
+                       // strangely the smd angles are for a transposed matrix, so we
+                       // have to generate a transposed matrix, then convert that...
+                       mtest[0][0] = pose[ 0];
+                       mtest[0][1] = pose[ 4];
+                       mtest[0][2] = pose[ 8];
+                       mtest[0][3] = pose[ 3];
+                       mtest[1][0] = pose[ 1];
+                       mtest[1][1] = pose[ 5];
+                       mtest[1][2] = pose[ 9];
+                       mtest[1][3] = pose[ 7];
+                       mtest[2][0] = pose[ 2];
+                       mtest[2][1] = pose[ 6];
+                       mtest[2][2] = pose[10];
+                       mtest[2][3] = pose[11];
+                       AnglesFromVectors(angles, mtest[0], mtest[2], false);
+                       if (angles[0] >= 180) angles[0] -= 360;
+                       if (angles[1] >= 180) angles[1] -= 360;
+                       if (angles[2] >= 180) angles[2] -= 360;
+
+                       a = DEG2RAD(angles[ROLL]);
+                       b = DEG2RAD(angles[PITCH]);
+                       c = DEG2RAD(angles[YAW]);
+
+#if 0
+{
+                       float cy, sy, cp, sp, cr, sr;
+                       float test[3][4];
+                       // smd matrix construction, for comparing to non-transposed m
+                       sy = sin(c);
+                       cy = cos(c);
+                       sp = sin(b);
+                       cp = cos(b);
+                       sr = sin(a);
+                       cr = cos(a);
+
+                       test[0][0] = cp*cy;
+                       test[1][0] = cp*sy;
+                       test[2][0] = -sp;
+                       test[0][1] = sr*sp*cy+cr*-sy;
+                       test[1][1] = sr*sp*sy+cr*cy;
+                       test[2][1] = sr*cp;
+                       test[0][2] = (cr*sp*cy+-sr*-sy);
+                       test[1][2] = (cr*sp*sy+-sr*cy);
+                       test[2][2] = cr*cp;
+                       test[0][3] = pose[3];
+                       test[1][3] = pose[7];
+                       test[2][3] = pose[11];
+}
+#endif
+                       l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f\n", transformindex, pose[3] * modelscale, pose[7] * modelscale, pose[11] * modelscale, DEG2RAD(angles[ROLL]), DEG2RAD(angles[PITCH]), DEG2RAD(angles[YAW]));
+                       if (l > 0)
+                               outbufferpos += l;
+               }
+       }
+       l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "end\n");
+       if (l > 0)
+               outbufferpos += l;
+       if (writetriangles)
+       {
+               l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "triangles\n");
+               if (l > 0)
+                       outbufferpos += l;
+               for (surfaceindex = 0, surface = model->data_surfaces;surfaceindex < model->num_surfaces;surfaceindex++, surface++)
+               {
+                       for (triangleindex = 0, e = model->surfmesh.data_element3i + surface->num_firsttriangle * 3;triangleindex < surface->num_triangles;triangleindex++, e += 3)
+                       {
+                               counttriangles++;
+                               if (outbufferpos >= outbuffermax >> 1)
+                               {
+                                       outbuffermax *= 2;
+                                       oldbuffer = outbuffer;
+                                       outbuffer = (char *) Z_Malloc(outbuffermax);
+                                       memcpy(outbuffer, oldbuffer, outbufferpos);
+                                       Z_Free(oldbuffer);
+                               }
+                               l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%s\n", surface->texture && surface->texture->name[0] ? surface->texture->name : "default.bmp");
+                               if (l > 0)
+                                       outbufferpos += l;
+                               for (cornerindex = 0;cornerindex < 3;cornerindex++)
+                               {
+                                       const int index = e[2-cornerindex];
+                                       const float *v = model->surfmesh.data_vertex3f + index * 3;
+                                       const float *vn = model->surfmesh.data_normal3f + index * 3;
+                                       const float *vt = model->surfmesh.data_texcoordtexture2f + index * 2;
+                                       const int *wi = model->surfmesh.data_vertexweightindex4i + index * 4;
+                                       const float *wf = model->surfmesh.data_vertexweightinfluence4f + index * 4;
+                                            if (wf[3]) l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f %f %f 4 %i %f %i %f %i %f %i %f\n", wi[0], v[0], v[1], v[2], vn[0], vn[1], vn[2], vt[0], 1 - vt[1], wi[0], wf[0], wi[1], wf[1], wi[2], wf[2], wi[3], wf[3]);
+                                       else if (wf[2]) l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f %f %f 3 %i %f %i %f %i %f\n"      , wi[0], v[0], v[1], v[2], vn[0], vn[1], vn[2], vt[0], 1 - vt[1], wi[0], wf[0], wi[1], wf[1], wi[2], wf[2]);
+                                       else if (wf[1]) l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f %f %f 2 %i %f %i %f\n"            , wi[0], v[0], v[1], v[2], vn[0], vn[1], vn[2], vt[0], 1 - vt[1], wi[0], wf[0], wi[1], wf[1]);
+                                       else            l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "%3i %f %f %f %f %f %f %f %f\n"                          , wi[0], v[0], v[1], v[2], vn[0], vn[1], vn[2], vt[0], 1 - vt[1]);
+                                       if (l > 0)
+                                               outbufferpos += l;
+                               }
+                       }
+               }
+               l = dpsnprintf(outbuffer + outbufferpos, outbuffermax - outbufferpos, "end\n");
+               if (l > 0)
+                       outbufferpos += l;
+       }
+
+       FS_WriteFile(filename, outbuffer, outbufferpos);
+       Z_Free(outbuffer);
+
+       Con_Printf("Wrote %s (%i bytes, %i nodes, %i frames, %i triangles)\n", filename, (int)outbufferpos, countnodes, countframes, counttriangles);
+}
+
+/*
+================
+Mod_Decompile_f
+
+decompiles a model to editable files
+================
+*/
+static void Mod_Decompile_f(void)
+{
+       int i, j, k, l, first, count;
+       dp_model_t *mod;
+       char inname[MAX_QPATH];
+       char outname[MAX_QPATH];
+       char mtlname[MAX_QPATH];
+       char basename[MAX_QPATH];
+       char animname[MAX_QPATH];
+       char animname2[MAX_QPATH];
+       char zymtextbuffer[16384];
+       char dpmtextbuffer[16384];
+       int zymtextsize = 0;
+       int dpmtextsize = 0;
+
+       if (Cmd_Argc() != 2)
+       {
+               Con_Print("usage: modeldecompile <filename>\n");
+               return;
+       }
+
+       strlcpy(inname, Cmd_Argv(1), sizeof(inname));
+       FS_StripExtension(inname, basename, sizeof(basename));
+
+       mod = Mod_ForName(inname, false, true, inname[0] == '*' ? cl.model_name[1] : NULL);
+       if (mod->brush.submodel)
+       {
+               // if we're decompiling a submodel, be sure to give it a proper name based on its parent
+               FS_StripExtension(cl.model_name[1], outname, sizeof(outname));
+               dpsnprintf(basename, sizeof(basename), "%s/%s", outname, mod->name);
+               outname[0] = 0;
+       }
+       if (!mod)
+       {
+               Con_Print("No such model\n");
+               return;
+       }
+       if (!mod->surfmesh.num_triangles)
+       {
+               Con_Print("Empty model (or sprite)\n");
+               return;
+       }
+
+       // export OBJ if possible (not on sprites)
+       if (mod->surfmesh.num_triangles)
+       {
+               dpsnprintf(outname, sizeof(outname), "%s_decompiled.obj", basename);
+               dpsnprintf(mtlname, sizeof(mtlname), "%s_decompiled.mtl", basename);
+               Mod_Decompile_OBJ(mod, outname, mtlname, inname);
+       }
+
+       // export SMD if possible (only for skeletal models)
+       if (mod->surfmesh.num_triangles && mod->num_bones)
+       {
+               dpsnprintf(outname, sizeof(outname), "%s_decompiled/ref1.smd", basename);
+               Mod_Decompile_SMD(mod, outname, 0, 1, true);
+               l = dpsnprintf(zymtextbuffer + zymtextsize, sizeof(zymtextbuffer) - zymtextsize, "output out.zym\nscale 1\norigin 0 0 0\nmesh ref1.smd\n");
+               if (l > 0) zymtextsize += l;
+               l = dpsnprintf(dpmtextbuffer + dpmtextsize, sizeof(dpmtextbuffer) - dpmtextsize, "outputdir .\nmodel out\nscale 1\norigin 0 0 0\nscene ref1.smd\n");
+               if (l > 0) dpmtextsize += l;
+               for (i = 0;i < mod->numframes;i = j)
+               {
+                       strlcpy(animname, mod->animscenes[i].name, sizeof(animname));
+                       first = mod->animscenes[i].firstframe;
+                       if (mod->animscenes[i].framecount > 1)
+                       {
+                               // framegroup anim
+                               count = mod->animscenes[i].framecount;
+                               j = i + 1;
+                       }
+                       else
+                       {
+                               // individual frame
+                               // check for additional frames with same name
+                               for (l = 0, k = strlen(animname);animname[l];l++)
+                                       if ((animname[l] < '0' || animname[l] > '9') && animname[l] != '_')
+                                               k = l + 1;
+                               animname[k] = 0;
+                               count = mod->num_poses - first;
+                               for (j = i + 1;j < mod->numframes;j++)
+                               {
+                                       strlcpy(animname2, mod->animscenes[j].name, sizeof(animname2));
+                                       for (l = 0, k = strlen(animname2);animname2[l];l++)
+                                               if ((animname2[l] < '0' || animname2[l] > '9') && animname2[l] != '_')
+                                                       k = l + 1;
+                                       animname2[k] = 0;
+                                       if (strcmp(animname2, animname) || mod->animscenes[j].framecount > 1)
+                                       {
+                                               count = mod->animscenes[j].firstframe - first;
+                                               break;
+                                       }
+                               }
+                               // if it's only one frame, use the original frame name
+                               if (j == i + 1)
+                                       strlcpy(animname, mod->animscenes[i].name, sizeof(animname));
+                               
+                       }
+                       dpsnprintf(outname, sizeof(outname), "%s_decompiled/%s.smd", basename, animname);
+                       Mod_Decompile_SMD(mod, outname, first, count, false);
+                       if (zymtextsize < (int)sizeof(zymtextbuffer) - 100)
+                       {
+                               l = dpsnprintf(zymtextbuffer + zymtextsize, sizeof(zymtextbuffer) - zymtextsize, "scene %s.smd fps %g\n", animname, mod->animscenes[i].framerate);
+                               if (l > 0) zymtextsize += l;
+                       }
+                       if (dpmtextsize < (int)sizeof(dpmtextbuffer) - 100)
+                       {
+                               l = dpsnprintf(dpmtextbuffer + dpmtextsize, sizeof(dpmtextbuffer) - dpmtextsize, "scene %s.smd\n", animname);
+                               if (l > 0) dpmtextsize += l;
+                       }
+               }
+               if (zymtextsize)
+                       FS_WriteFile(va("%s_decompiled/out_zym.txt", basename), zymtextbuffer, (fs_offset_t)zymtextsize);
+               if (dpmtextsize)
+                       FS_WriteFile(va("%s_decompiled/out_dpm.txt", basename), dpmtextbuffer, (fs_offset_t)dpmtextsize);
+       }
+}
+