X-Git-Url: http://de.git.xonotic.org/?a=blobdiff_plain;f=model_shared.c;h=93f52c231fa3bca8fe5964fc9c2b4992fe7784db;hb=bcba9b797cd43cb41261dbcd1f8583bbc6061f9a;hp=4b4ea56ec81550a613068966b7f2d3f6dded80c1;hpb=af0b7a1fa11c2ceedeb9f66ca950f6c0bff8ad8f;p=xonotic%2Fdarkplaces.git diff --git a/model_shared.c b/model_shared.c index 4b4ea56e..93f52c23 100644 --- a/model_shared.c +++ b/model_shared.c @@ -26,169 +26,86 @@ 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 model skins so they render faster in the distance and do not display noise artifacts, can cause discoloration of skins if they contain undesirable border colors"}; model_t *loadmodel; -// LordHavoc: increased from 512 to 2048 -#define MAX_MOD_KNOWN 2048 -static model_t mod_known[MAX_MOD_KNOWN]; +static mempool_t *mod_mempool; +static memexpandablearray_t models; -rtexturepool_t *mod_shared_texturepool; -rtexture_t *r_notexture; -rtexture_t *mod_shared_detailtextures[NUM_DETAILTEXTURES]; -rtexture_t *mod_shared_distorttexture[64]; +// FIXME: make this a memexpandablearray_t +#define Q3SHADER_MAXSHADERS 4096 +static int q3shaders_numshaders = 0; +static q3shaderinfo_t q3shaders_shaders[Q3SHADER_MAXSHADERS]; -void Mod_BuildDetailTextures (void) +static void mod_start(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); - } + int i; + int nummodels = Mem_ExpandableArray_IndexRange(&models); + model_t *mod; + + // parse the Q3 shader files + Mod_LoadQ3Shaders(); + + for (i = 0;i < nummodels;i++) + if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && mod->name[0] != '*') + if (mod->used) + Mod_LoadModel(mod, true, false, mod->isworldmodel); } -qbyte Mod_MorphDistortTexture (double y0, double y1, double y2, double y3, double morph) +static void mod_shutdown(void) { - 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; + int i; + int nummodels = Mem_ExpandableArray_IndexRange(&models); + model_t *mod; - return (qbyte)value; + for (i = 0;i < nummodels;i++) + if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && (mod->loaded || mod->mempool)) + Mod_UnloadModel(mod); } -void Mod_BuildDistortTexture (void) +static void mod_newmap(void) { - int x, y, i, j; -#define DISTORTRESOLUTION 32 - qbyte data[5][DISTORTRESOLUTION][DISTORTRESOLUTION][2]; + msurface_t *surface; + int i, j, k, surfacenum, ssize, tsize; + int nummodels = Mem_ExpandableArray_IndexRange(&models); + model_t *mod; - for (i=0; i<4; i++) + R_SkinFrame_PrepareForPurge(); + for (i = 0;i < nummodels;i++) { - for (y=0; ymempool && mod->data_textures) { - for (x=0; xnum_textures;j++) { - data[i][y][x][0] = rand () & 255; - data[i][y][x][1] = rand () & 255; + for (k = 0;k < mod->data_textures[j].numskinframes;k++) + R_SkinFrame_MarkUsed(mod->data_textures[j].skinframes[k]); + for (k = 0;k < mod->data_textures[j].backgroundnumskinframes;k++) + R_SkinFrame_MarkUsed(mod->data_textures[j].backgroundskinframes[k]); } } } + R_SkinFrame_Purge(); - for (i=0; i<4; i++) + if (!cl_stainmaps_clearonload.integer) + return; + + for (i = 0;i < nummodels;i++) { - for (j=0; j<16; j++) + if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->mempool && mod->data_surfaces) { - for (y=0; ydata_surfaces;surfacenum < mod->num_surfaces;surfacenum++, surface++) { - for (x=0; xlightmapinfo && surface->lightmapinfo->stainsamples) { - 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); + 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_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; -} - -texture_t r_surf_notexture; - -void Mod_SetupNoTexture(void) -{ - int x, y; - qbyte pix[16][16][4]; - - // this makes a light grey/dark grey checkerboard texture - for (y = 0;y < 16;y++) - { - for (x = 0;x < 16;x++) - { - if ((y < 8) ^ (x < 8)) - { - pix[y][x][0] = 128; - pix[y][x][1] = 128; - pix[y][x][2] = 128; - pix[y][x][3] = 255; - } - else - { - pix[y][x][0] = 64; - pix[y][x][1] = 64; - pix[y][x][2] = 64; - pix[y][x][3] = 255; - } - } - } - - r_notexture = R_LoadTexture2D(mod_shared_texturepool, "notexture", 16, 16, &pix[0][0][0], TEXTYPE_RGBA, TEXF_MIPMAP, NULL); -} - -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(); -} - -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]); - - R_FreeTexturePool(&mod_shared_texturepool); -} - -static void mod_newmap(void) -{ } /* @@ -196,17 +113,21 @@ static void mod_newmap(void) Mod_Init =============== */ -static void Mod_Print (void); +static void Mod_Print(void); static void Mod_Precache (void); +static void Mod_BuildVBOs(void); void Mod_Init (void) { + mod_mempool = Mem_AllocPool("modelinfo", 0, NULL); + Mem_ExpandableArray_NewArray(&models, mod_mempool, sizeof(model_t), 16); + Mod_BrushInit(); Mod_AliasInit(); 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) @@ -214,25 +135,28 @@ 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; - strcpy(name, mod->name); + qboolean used; + strlcpy(name, mod->name, sizeof(name)); isworldmodel = mod->isworldmodel; - Mod_FreeModel(mod); - strcpy(mod->name, name); + used = mod->used; + if (mod->surfmesh.ebo) + R_Mesh_DestroyBufferObject(mod->surfmesh.ebo); + if (mod->surfmesh.vbo) + R_Mesh_DestroyBufferObject(mod->surfmesh.vbo); + // 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 + strlcpy(mod->name, name, sizeof(mod->name)); mod->isworldmodel = isworldmodel; - mod->needload = true; + mod->used = used; + mod->loaded = false; } /* @@ -242,11 +166,12 @@ 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; @@ -255,136 +180,137 @@ static model_t *Mod_LoadModel(model_t *mod, qboolean crash, qboolean checkdisk, crc = 0; buf = NULL; - if (!mod->needload) - { - if (checkdisk) - { - buf = FS_LoadFile (mod->name, false); - if (!buf) - { - if (crash) - Host_Error ("Mod_LoadModel: %s not found", mod->name); // LordHavoc: Sys_Error was *ANNOYING* - return NULL; - } - crc = CRC_Block(buf, fs_filesize); - } - else - crc = mod->crc; - - if (mod->crc == crc && mod->isworldmodel == isworldmodel) - { - if (buf) - Mem_Free(buf); - return mod; // already loaded - } - } + // even if the model is loaded it still may need reloading... - Con_DPrintf("loading model %s\n", mod->name); + // 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 (!buf) + // if it is not loaded or checkdisk is true we need to calculate the crc + if (!mod->loaded || checkdisk) { - buf = FS_LoadFile (mod->name, false); - if (!buf) + if (checkdisk && mod->loaded) + Con_DPrintf("checking model %s\n", mod->name); + buf = FS_LoadFile (mod->name, tempmempool, false, &filesize); + if (buf) { - if (crash) - Host_Error ("Mod_LoadModel: %s not found", mod->name); - return NULL; + crc = CRC_Block((unsigned char *)buf, filesize); + // we need to reload the model if the crc does not match + if (mod->crc != crc) + mod->loaded = false; } - crc = CRC_Block(buf, fs_filesize); } - // allocate a new model - loadmodel = mod; + // if the model is already loaded and checks passed, just return + if (mod->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->mempool) + Mod_UnloadModel(mod); + + // load the model mod->isworldmodel = isworldmodel; mod->used = true; mod->crc = crc; - // errors can prevent the corresponding mod->needload = false; - mod->needload = true; - - // all models use memory, so allocate a memory pool - mod->mempool = Mem_AllocPool(mod->name); - // all models load textures, so allocate a texture pool - if (cls.state != ca_dedicated) - mod->texturepool = R_AllocTexturePool(); - - // call the apropriate loader - num = LittleLong(*((int *)buf)); - 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, "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); - - Mem_Free(buf); - - // no errors occurred - mod->needload = false; - return mod; -} - -void Mod_CheckLoaded(model_t *mod) -{ - if (mod) + // errors can prevent the corresponding mod->loaded = true; + mod->loaded = false; + + // default model radius and bounding box (mainly for missing models) + mod->radius = 16; + VectorSet(mod->normalmins, -mod->radius, -mod->radius, -mod->radius); + VectorSet(mod->normalmaxs, mod->radius, mod->radius, mod->radius); + VectorSet(mod->yawmins, -mod->radius, -mod->radius, -mod->radius); + VectorSet(mod->yawmaxs, mod->radius, mod->radius, mod->radius); + VectorSet(mod->rotatedmins, -mod->radius, -mod->radius, -mod->radius); + VectorSet(mod->rotatedmaxs, mod->radius, mod->radius, mod->radius); + + if (buf) { - if (mod->needload) - Mod_LoadModel(mod, true, true, mod->isworldmodel); - else - { - if (mod->type == mod_invalid) - Host_Error("Mod_CheckLoaded: invalid model\n"); - mod->used = true; - return; - } + char *bufend = (char *)buf + filesize; + + // all models use memory, so allocate a memory pool + mod->mempool = Mem_AllocPool(mod->name, 0, NULL); + + num = LittleLong(*((int *)buf)); + // call the apropriate loader + loadmodel = mod; + 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); + + Mod_BuildVBOs(); + + // no fatal errors occurred, so this model is ready to use. + mod->loaded = true; } -} - -/* -=================== -Mod_ClearAll -=================== -*/ -void Mod_ClearAll(void) -{ + else if (crash) + { + // LordHavoc: Sys_Error was *ANNOYING* + Con_Printf ("Mod_LoadModel: %s not found\n", mod->name); + } + return mod; } void Mod_ClearUsed(void) { int i; + int nummodels = Mem_ExpandableArray_IndexRange(&models); model_t *mod; - - for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++) - if (mod->name[0]) + for (i = 0;i < nummodels;i++) + if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0]) mod->used = false; } void Mod_PurgeUnused(void) { int i; + int nummodels = Mem_ExpandableArray_IndexRange(&models); model_t *mod; - - for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++) - if (mod->name[0]) - if (!mod->used) - Mod_FreeModel(mod); + for (i = 0;i < nummodels;i++) + { + if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && mod->name[0] && !mod->used) + { + Mod_UnloadModel(mod); + Mem_ExpandableArray_FreeRecord(&models, mod); + } + } } -void Mod_LoadModels(void) +// only used during loading! +void Mod_RemoveStaleWorldModels(model_t *skip) { int i; + int nummodels = Mem_ExpandableArray_IndexRange(&models); 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;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; + } + } } /* @@ -396,67 +322,64 @@ Mod_FindName model_t *Mod_FindName(const char *name) { int i; - model_t *mod, *freemod; + int nummodels = Mem_ExpandableArray_IndexRange(&models); + 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++) + // search the currently loaded models + for (i = 0;i < nummodels;i++) { - if (mod->name[0]) + if ((mod = Mem_ExpandableArray_RecordAtIndex(&models, i)) && 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) - { - mod = freemod; - strcpy (mod->name, name); - mod->needload = true; - mod->used = true; - return mod; - } - - Host_Error ("Mod_FindName: ran out of models\n"); - return NULL; + // no match found, create a new one + mod = Mem_ExpandableArray_AllocRecord(&models); + strlcpy(mod->name, name, sizeof(mod->name)); + mod->loaded = false; + mod->used = true; + return mod; } /* ================== -Mod_TouchModel +Mod_ForName +Loads in a model for the given name ================== */ -void Mod_TouchModel(const char *name) +model_t *Mod_ForName(const char *name, qboolean crash, qboolean checkdisk, qboolean isworldmodel) { - model_t *mod; - - mod = Mod_FindName(name); - mod->used = true; + model_t *model; + model = Mod_FindName(name); + if (model->name[0] != '*' && (!model->loaded || checkdisk)) + Mod_LoadModel(model, crash, checkdisk, isworldmodel); + return model; } /* ================== -Mod_ForName +Mod_Reload -Loads in a model for the given name +Reloads all models if they have changed ================== */ -model_t *Mod_ForName(const char *name, qboolean crash, qboolean checkdisk, qboolean isworldmodel) +void Mod_Reload(void) { - return Mod_LoadModel(Mod_FindName(name), crash, checkdisk, isworldmodel); + int i; + int nummodels = Mem_ExpandableArray_IndexRange(&models); + model_t *mod; + 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); } -qbyte *mod_base; +unsigned char *mod_base; //============================================================================= @@ -468,13 +391,14 @@ Mod_Print */ static void Mod_Print(void) { - int i; - model_t *mod; + int i; + int nummodels = Mem_ExpandableArray_IndexRange(&models); + model_t *mod; - Con_Printf ("Loaded models:\n"); - for (i = 0, mod = mod_known;i < MAX_MOD_KNOWN;i++, mod++) - if (mod->name[0]) - Con_Printf ("%4iK %s\n", mod->mempool ? (mod->mempool->totalsize + 1023) / 1024 : 0, mod->name); + 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); } /* @@ -487,10 +411,94 @@ 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)); else - Con_Printf("usage: modelprecache \n"); + Con_Print("usage: modelprecache \n"); +} + +int Mod_BuildVertexRemapTableFromElements(int numelements, const int *elements, int numvertices, int *remapvertices) +{ + int i, count; + unsigned char *used; + used = (unsigned char *)Mem_Alloc(tempmempool, numvertices); + memset(used, 0, numvertices); + for (i = 0;i < numelements;i++) + used[elements[i]] = 1; + for (i = 0, count = 0;i < numvertices;i++) + remapvertices[i] = used[i] ? count++ : -1; + Mem_Free(used); + return count; } -int Mod_FindTriangleWithEdge(const int *elements, int numtriangles, int start, int end, int ignore) +#if 1 +// fast way, using an edge hash +#define TRIANGLEEDGEHASH 8192 +void Mod_BuildTriangleNeighbors(int *neighbors, const int *elements, int numtriangles) +{ + int i, j, p, e1, e2, *n, hashindex, count, match; + const int *e; + typedef struct edgehashentry_s + { + struct edgehashentry_s *next; + int triangle; + int element[2]; + } + edgehashentry_t; + edgehashentry_t *edgehash[TRIANGLEEDGEHASH], *edgehashentries, edgehashentriesbuffer[TRIANGLEEDGEHASH*3], *hash; + memset(edgehash, 0, sizeof(edgehash)); + edgehashentries = edgehashentriesbuffer; + // if there are too many triangles for the stack array, allocate larger buffer + if (numtriangles > TRIANGLEEDGEHASH) + 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) + { + for (j = 0, p = 2;j < 3;p = j, j++) + { + e1 = e[p]; + e2 = e[j]; + // this hash index works for both forward and backward edges + hashindex = (unsigned int)(e1 + e2) % TRIANGLEEDGEHASH; + hash = edgehashentries + i * 3 + j; + hash->next = edgehash[hashindex]; + edgehash[hashindex] = hash; + hash->triangle = i; + hash->element[0] = e1; + hash->element[1] = e2; + } + } + for (i = 0, e = elements, n = neighbors;i < numtriangles;i++, e += 3, n += 3) + { + for (j = 0, p = 2;j < 3;p = j, j++) + { + e1 = e[p]; + e2 = e[j]; + // this hash index works for both forward and backward edges + hashindex = (unsigned int)(e1 + e2) % TRIANGLEEDGEHASH; + count = 0; + match = -1; + for (hash = edgehash[hashindex];hash;hash = hash->next) + { + if (hash->element[0] == e2 && hash->element[1] == e1) + { + if (hash->triangle != i) + match = hash->triangle; + count++; + } + else if ((hash->element[0] == e1 && hash->element[1] == e2)) + count++; + } + // detect edges shared by three triangles and make them seams + if (count > 2) + match = -1; + n[p] = match; + } + } + // free the allocated buffer + if (edgehashentries != edgehashentriesbuffer) + Mem_Free(edgehashentries); +} +#else +// very slow but simple way +static int Mod_FindTriangleWithEdge(const int *elements, int numtriangles, int start, int end, int ignore) { int i, match, count; count = 0; @@ -527,205 +535,420 @@ void Mod_BuildTriangleNeighbors(int *neighbors, const int *elements, int numtria n[2] = Mod_FindTriangleWithEdge(elements, numtriangles, e[0], e[2], i); } } +#endif -void Mod_ValidateElements(const int *elements, int numtriangles, int numverts, const char *filename, int fileline) +void Mod_ValidateElements(int *elements, int numtriangles, int firstvertex, int numverts, const char *filename, int fileline) { - int i; + int i, warned = false, endvertex = firstvertex + numverts; 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 (elements[i] < firstvertex || elements[i] >= endvertex) + { + if (!warned) + { + warned = true; + Con_Printf("Mod_ValidateElements: out of bounds elements detected at %s:%d\n", filename, fileline); + } + elements[i] = firstvertex; + } + } +} + +// warning: this is an expensive function! +void Mod_BuildNormals(int firstvertex, int numvertices, int numtriangles, const float *vertex3f, const int *elements, float *normal3f, qboolean areaweighting) +{ + 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 + // 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 + 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]; + } + } + // 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; - normal3f[0] = (v1[1] - v0[1]) * (v2[2] - v0[2]) - (v1[2] - v0[2]) * (v2[1] - v0[1]); - normal3f[1] = (v1[2] - v0[2]) * (v2[0] - v0[0]) - (v1[0] - v0[0]) * (v2[2] - v0[2]); - normal3f[2] = (v1[0] - v0[0]) * (v2[1] - v0[1]) - (v1[1] - v0[1]) * (v2[0] - v0[0]); - VectorNormalize(normal3f); - tvector3f[0] = ((tc1[0] - tc0[0]) * (v2[0] - v0[0]) - (tc2[0] - tc0[0]) * (v1[0] - v0[0])); - tvector3f[1] = ((tc1[0] - tc0[0]) * (v2[1] - v0[1]) - (tc2[0] - tc0[0]) * (v1[1] - v0[1])); - tvector3f[2] = ((tc1[0] - tc0[0]) * (v2[2] - v0[2]) - (tc2[0] - tc0[0]) * (v1[2] - v0[2])); - f = -DotProduct(tvector3f, normal3f); - VectorMA(tvector3f, f, normal3f, tvector3f); - VectorNormalize(tvector3f); - CrossProduct(normal3f, tvector3f, svector3f); + float f, tangentcross[3], v10[3], v20[3], tc10[2], tc20[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 + + // 6 multiply, 9 subtract + VectorSubtract(v1, v0, v10); + VectorSubtract(v2, v0, v20); + 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]; + svector3f[0] = tc10[1] * v20[0] - tc20[1] * v10[0]; + svector3f[1] = tc10[1] * v20[1] - tc20[1] * v10[1]; + svector3f[2] = tc10[1] * v20[2] - tc20[1] * v10[2]; + tc10[0] = tc1[0] - tc0[0]; + tc20[0] = tc2[0] - tc0[0]; + tvector3f[0] = tc10[0] * v20[0] - tc20[0] * v10[0]; + tvector3f[1] = tc10[0] * v20[1] - tc20[0] * v10[1]; + tvector3f[2] = tc10[0] * v20[2] - tc20[0] * v10[2]; + // 12 multiply, 4 add, 6 subtract + f = DotProduct(svector3f, normal3f); + svector3f[0] -= f * normal3f[0]; + svector3f[1] -= f * normal3f[1]; + svector3f[2] -= f * normal3f[2]; + f = DotProduct(tvector3f, normal3f); + tvector3f[0] -= f * normal3f[0]; + tvector3f[1] -= f * normal3f[1]; + tvector3f[2] -= f * normal3f[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(tvector3f, svector3f, tangentcross); + if (DotProduct(tangentcross, normal3f) < 0) + { + VectorNegate(svector3f, svector3f); + VectorNegate(tvector3f, tvector3f); + } } -// warning: this is an expensive function! -void Mod_BuildTextureVectorsAndNormals(int numverts, int numtriangles, const float *vertex3f, const float *texcoord2f, const int *elements, float *svector3f, float *tvector3f, float *normal3f) +// warning: this is a very expensive function! +void Mod_BuildTextureVectorsFromNormals(int firstvertex, int numvertices, int numtriangles, const float *vertex3f, const float *texcoord2f, const float *normal3f, const int *elements, float *svector3f, float *tvector3f, qboolean areaweighting) { int i, tnum; - float sdir[3], tdir[3], normal[3], *v; + float sdir[3], tdir[3], normal[3], *sv, *tv; + const float *v0, *v1, *v2, *tc0, *tc1, *tc2, *n; + float f, tangentcross[3], v10[3], v20[3], tc10[2], tc20[2]; const int *e; // clear the vectors - if (svector3f) - memset(svector3f, 0, numverts * sizeof(float[3])); - if (tvector3f) - memset(tvector3f, 0, numverts * sizeof(float[3])); - if (normal3f) - memset(normal3f, 0, numverts * sizeof(float[3])); + memset(svector3f + 3 * firstvertex, 0, numvertices * sizeof(float[3])); + memset(tvector3f + 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) { - 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]; + + // 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); } - if (normal3f) + for (i = 0;i < 3;i++) { - 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(svector3f + e[i]*3, sdir, svector3f + e[i]*3); + VectorAdd(tvector3f + e[i]*3, tdir, tvector3f + e[i]*3); } } - // now we could divide the vectors by the number of averaged values on - // each vertex... but instead normalize them - // 4 assignments, 1 divide, 1 sqrt, 2 adds, 6 multiplies - if (svector3f) - for (i = 0, v = svector3f;i < numverts;i++, v += 3) - VectorNormalize(v); - // 4 assignments, 1 divide, 1 sqrt, 2 adds, 6 multiplies - if (tvector3f) - for (i = 0, v = tvector3f;i < numverts;i++, v += 3) - VectorNormalize(v); - // 4 assignments, 1 divide, 1 sqrt, 2 adds, 6 multiplies - if (normal3f) - for (i = 0, v = normal3f;i < numverts;i++, v += 3) - VectorNormalize(v); + // make the tangents completely perpendicular to the surface normal, and + // then normalize them + // 16 assignments, 2 divide, 2 sqrt, 2 negates, 14 adds, 24 multiplies + for (i = 0, sv = svector3f + 3 * firstvertex, tv = tvector3f + 3 * firstvertex, n = normal3f + 3 * firstvertex;i < numvertices;i++, sv += 3, tv += 3, n += 3) + { + f = -DotProduct(sv, n); + VectorMA(sv, f, n, sv); + VectorNormalize(sv); + f = -DotProduct(tv, n); + VectorMA(tv, f, n, tv); + VectorNormalize(tv); + } } -shadowmesh_t *Mod_ShadowMesh_Alloc(mempool_t *mempool, int maxverts) +void Mod_AllocSurfMesh(mempool_t *mempool, int numvertices, int numtriangles, qboolean lightmapoffsets, qboolean vertexcolors, qboolean neighbors) { - shadowmesh_t *mesh; - mesh = Mem_Alloc(mempool, sizeof(shadowmesh_t) + maxverts * sizeof(float[3]) + maxverts * sizeof(int[3]) + maxverts * sizeof(int[3]) + SHADOWMESHVERTEXHASH * sizeof(shadowmeshvertexhash_t *) + maxverts * sizeof(shadowmeshvertexhash_t)); - mesh->maxverts = maxverts; - mesh->maxtriangles = maxverts; - mesh->numverts = 0; - mesh->numtriangles = 0; - mesh->vertex3f = (float *)(mesh + 1); - mesh->element3i = (int *)(mesh->vertex3f + mesh->maxverts * 3); - mesh->neighbor3i = (int *)(mesh->element3i + mesh->maxtriangles * 3); - mesh->vertexhashtable = (shadowmeshvertexhash_t **)(mesh->neighbor3i + mesh->maxtriangles * 3); - mesh->vertexhashentries = (shadowmeshvertexhash_t *)(mesh->vertexhashtable + SHADOWMESHVERTEXHASH); - return mesh; + unsigned char *data; + data = (unsigned char *)Mem_Alloc(mempool, 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)); + loadmodel->surfmesh.num_vertices = numvertices; + loadmodel->surfmesh.num_triangles = numtriangles; + if (loadmodel->surfmesh.num_vertices) + { + loadmodel->surfmesh.data_vertex3f = (float *)data, data += sizeof(float[3]) * loadmodel->surfmesh.num_vertices; + loadmodel->surfmesh.data_svector3f = (float *)data, data += sizeof(float[3]) * loadmodel->surfmesh.num_vertices; + loadmodel->surfmesh.data_tvector3f = (float *)data, data += sizeof(float[3]) * loadmodel->surfmesh.num_vertices; + loadmodel->surfmesh.data_normal3f = (float *)data, data += sizeof(float[3]) * loadmodel->surfmesh.num_vertices; + loadmodel->surfmesh.data_texcoordtexture2f = (float *)data, data += sizeof(float[2]) * loadmodel->surfmesh.num_vertices; + loadmodel->surfmesh.data_texcoordlightmap2f = (float *)data, data += sizeof(float[2]) * loadmodel->surfmesh.num_vertices; + if (vertexcolors) + loadmodel->surfmesh.data_lightmapcolor4f = (float *)data, data += sizeof(float[4]) * loadmodel->surfmesh.num_vertices; + if (lightmapoffsets) + loadmodel->surfmesh.data_lightmapoffsets = (int *)data, data += sizeof(int) * loadmodel->surfmesh.num_vertices; + } + if (loadmodel->surfmesh.num_triangles) + { + loadmodel->surfmesh.data_element3i = (int *)data, data += sizeof(int[3]) * loadmodel->surfmesh.num_triangles; + if (neighbors) + loadmodel->surfmesh.data_neighbor3i = (int *)data, data += sizeof(int[3]) * loadmodel->surfmesh.num_triangles; + } } -shadowmesh_t *Mod_ShadowMesh_ReAlloc(mempool_t *mempool, shadowmesh_t *oldmesh) +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; - newmesh = Mem_Alloc(mempool, sizeof(shadowmesh_t) + oldmesh->numverts * sizeof(float[3]) + oldmesh->numtriangles * sizeof(int[3]) + oldmesh->numtriangles * sizeof(int[3])); - newmesh->maxverts = newmesh->numverts = oldmesh->numverts; - newmesh->maxtriangles = newmesh->numtriangles = oldmesh->numtriangles; - newmesh->vertex3f = (float *)(newmesh + 1); - newmesh->element3i = (int *)(newmesh->vertex3f + newmesh->maxverts * 3); - newmesh->neighbor3i = (int *)(newmesh->element3i + newmesh->maxtriangles * 3); - memcpy(newmesh->vertex3f, oldmesh->vertex3f, newmesh->numverts * sizeof(float[3])); - memcpy(newmesh->element3i, oldmesh->element3i, newmesh->numtriangles * sizeof(int[3])); - memcpy(newmesh->neighbor3i, oldmesh->neighbor3i, newmesh->numtriangles * sizeof(int[3])); + unsigned char *data; + int size; + size = sizeof(shadowmesh_t); + size += maxverts * sizeof(float[3]); + if (light) + size += maxverts * sizeof(float[11]); + size += maxtriangles * sizeof(int[3]); + if (neighbors) + size += maxtriangles * sizeof(int[3]); + if (expandable) + size += SHADOWMESHVERTEXHASH * sizeof(shadowmeshvertexhash_t *) + maxverts * sizeof(shadowmeshvertexhash_t); + 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; + newmesh->maxverts = maxverts; + newmesh->maxtriangles = maxtriangles; + newmesh->numverts = 0; + newmesh->numtriangles = 0; + + newmesh->vertex3f = (float *)data;data += maxverts * sizeof(float[3]); + if (light) + { + 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 = (int *)data;data += maxtriangles * sizeof(int[3]); + if (neighbors) + { + newmesh->neighbor3i = (int *)data;data += maxtriangles * sizeof(int[3]); + } + if (expandable) + { + newmesh->vertexhashtable = (shadowmeshvertexhash_t **)data;data += SHADOWMESHVERTEXHASH * sizeof(shadowmeshvertexhash_t *); + newmesh->vertexhashentries = (shadowmeshvertexhash_t *)data;data += maxverts * sizeof(shadowmeshvertexhash_t); + } return newmesh; } -int Mod_ShadowMesh_AddVertex(shadowmesh_t *mesh, float *v) +shadowmesh_t *Mod_ShadowMesh_ReAlloc(mempool_t *mempool, shadowmesh_t *oldmesh, int light, int neighbors) { - int hashindex; - float *m; + shadowmesh_t *newmesh; + newmesh = Mod_ShadowMesh_Alloc(mempool, oldmesh->numverts, oldmesh->numtriangles, oldmesh->map_diffuse, oldmesh->map_specular, oldmesh->map_normal, light, neighbors, false); + newmesh->numverts = oldmesh->numverts; + newmesh->numtriangles = oldmesh->numtriangles; + + memcpy(newmesh->vertex3f, oldmesh->vertex3f, oldmesh->numverts * sizeof(float[3])); + if (newmesh->svector3f && oldmesh->svector3f) + { + memcpy(newmesh->svector3f, oldmesh->svector3f, oldmesh->numverts * sizeof(float[3])); + memcpy(newmesh->tvector3f, oldmesh->tvector3f, oldmesh->numverts * sizeof(float[3])); + memcpy(newmesh->normal3f, oldmesh->normal3f, oldmesh->numverts * sizeof(float[3])); + memcpy(newmesh->texcoord2f, oldmesh->texcoord2f, oldmesh->numverts * sizeof(float[2])); + } + memcpy(newmesh->element3i, oldmesh->element3i, oldmesh->numtriangles * sizeof(int[3])); + if (newmesh->neighbor3i && oldmesh->neighbor3i) + memcpy(newmesh->neighbor3i, oldmesh->neighbor3i, oldmesh->numtriangles * sizeof(int[3])); + return newmesh; +} + +int Mod_ShadowMesh_AddVertex(shadowmesh_t *mesh, float *vertex14f) +{ + int hashindex, vnum; shadowmeshvertexhash_t *hash; // this uses prime numbers intentionally - hashindex = (int) (v[0] * 3 + v[1] * 5 + v[2] * 7) % SHADOWMESHVERTEXHASH; + hashindex = (unsigned int) (vertex14f[0] * 3 + vertex14f[1] * 5 + vertex14f[2] * 7) % SHADOWMESHVERTEXHASH; for (hash = mesh->vertexhashtable[hashindex];hash;hash = hash->next) { - m = mesh->vertex3f + (hash - mesh->vertexhashentries) * 3; - if (m[0] == v[0] && m[1] == v[1] && m[2] == v[2]) + vnum = (hash - mesh->vertexhashentries); + if ((mesh->vertex3f == NULL || (mesh->vertex3f[vnum * 3 + 0] == vertex14f[0] && mesh->vertex3f[vnum * 3 + 1] == vertex14f[1] && mesh->vertex3f[vnum * 3 + 2] == vertex14f[2])) + && (mesh->svector3f == NULL || (mesh->svector3f[vnum * 3 + 0] == vertex14f[3] && mesh->svector3f[vnum * 3 + 1] == vertex14f[4] && mesh->svector3f[vnum * 3 + 2] == vertex14f[5])) + && (mesh->tvector3f == NULL || (mesh->tvector3f[vnum * 3 + 0] == vertex14f[6] && mesh->tvector3f[vnum * 3 + 1] == vertex14f[7] && mesh->tvector3f[vnum * 3 + 2] == vertex14f[8])) + && (mesh->normal3f == NULL || (mesh->normal3f[vnum * 3 + 0] == vertex14f[9] && mesh->normal3f[vnum * 3 + 1] == vertex14f[10] && mesh->normal3f[vnum * 3 + 2] == vertex14f[11])) + && (mesh->texcoord2f == NULL || (mesh->texcoord2f[vnum * 2 + 0] == vertex14f[12] && mesh->texcoord2f[vnum * 2 + 1] == vertex14f[13]))) return hash - mesh->vertexhashentries; } - hash = mesh->vertexhashentries + mesh->numverts; + vnum = mesh->numverts++; + hash = mesh->vertexhashentries + vnum; hash->next = mesh->vertexhashtable[hashindex]; mesh->vertexhashtable[hashindex] = hash; - m = mesh->vertex3f + (hash - mesh->vertexhashentries) * 3; - VectorCopy(v, m); - mesh->numverts++; - return mesh->numverts - 1; + if (mesh->vertex3f) {mesh->vertex3f[vnum * 3 + 0] = vertex14f[0];mesh->vertex3f[vnum * 3 + 1] = vertex14f[1];mesh->vertex3f[vnum * 3 + 2] = vertex14f[2];} + if (mesh->svector3f) {mesh->svector3f[vnum * 3 + 0] = vertex14f[3];mesh->svector3f[vnum * 3 + 1] = vertex14f[4];mesh->svector3f[vnum * 3 + 2] = vertex14f[5];} + if (mesh->tvector3f) {mesh->tvector3f[vnum * 3 + 0] = vertex14f[6];mesh->tvector3f[vnum * 3 + 1] = vertex14f[7];mesh->tvector3f[vnum * 3 + 2] = vertex14f[8];} + if (mesh->normal3f) {mesh->normal3f[vnum * 3 + 0] = vertex14f[9];mesh->normal3f[vnum * 3 + 1] = vertex14f[10];mesh->normal3f[vnum * 3 + 2] = vertex14f[11];} + if (mesh->texcoord2f) {mesh->texcoord2f[vnum * 2 + 0] = vertex14f[12];mesh->texcoord2f[vnum * 2 + 1] = vertex14f[13];} + return vnum; } -void Mod_ShadowMesh_AddTriangle(mempool_t *mempool, shadowmesh_t *mesh, float *vert0, float *vert1, float *vert2) +void Mod_ShadowMesh_AddTriangle(mempool_t *mempool, shadowmesh_t *mesh, rtexture_t *map_diffuse, rtexture_t *map_specular, rtexture_t *map_normal, float *vertex14f) { - while (mesh->numverts + 3 > mesh->maxverts || mesh->numtriangles + 1 > mesh->maxtriangles) + if (mesh->numtriangles == 0) + { + // set the properties on this empty mesh to be more favorable... + // (note: this case only occurs for the first triangle added to a new mesh chain) + mesh->map_diffuse = map_diffuse; + mesh->map_specular = map_specular; + mesh->map_normal = map_normal; + } + while (mesh->map_diffuse != map_diffuse || mesh->map_specular != map_specular || mesh->map_normal != map_normal || mesh->numverts + 3 > mesh->maxverts || mesh->numtriangles + 1 > mesh->maxtriangles) { if (mesh->next == NULL) - mesh->next = Mod_ShadowMesh_Alloc(mempool, max(mesh->maxtriangles, 1)); + mesh->next = Mod_ShadowMesh_Alloc(mempool, max(mesh->maxverts, 300), max(mesh->maxtriangles, 100), map_diffuse, map_specular, map_normal, mesh->svector3f != NULL, mesh->neighbor3i != NULL, true); mesh = mesh->next; } - mesh->element3i[mesh->numtriangles * 3 + 0] = Mod_ShadowMesh_AddVertex(mesh, vert0); - mesh->element3i[mesh->numtriangles * 3 + 1] = Mod_ShadowMesh_AddVertex(mesh, vert1); - mesh->element3i[mesh->numtriangles * 3 + 2] = Mod_ShadowMesh_AddVertex(mesh, vert2); + mesh->element3i[mesh->numtriangles * 3 + 0] = Mod_ShadowMesh_AddVertex(mesh, vertex14f + 14 * 0); + mesh->element3i[mesh->numtriangles * 3 + 1] = Mod_ShadowMesh_AddVertex(mesh, vertex14f + 14 * 1); + mesh->element3i[mesh->numtriangles * 3 + 2] = Mod_ShadowMesh_AddVertex(mesh, vertex14f + 14 * 2); mesh->numtriangles++; } -void Mod_ShadowMesh_AddPolygon(mempool_t *mempool, shadowmesh_t *mesh, int numverts, float *verts) +void Mod_ShadowMesh_AddMesh(mempool_t *mempool, shadowmesh_t *mesh, rtexture_t *map_diffuse, rtexture_t *map_specular, rtexture_t *map_normal, const float *vertex3f, const float *svector3f, const float *tvector3f, const float *normal3f, const float *texcoord2f, int numtris, const int *element3i) { - int i; - float *v; - for (i = 0, v = verts + 3;i < numverts - 2;i++, v += 3) - Mod_ShadowMesh_AddTriangle(mempool, mesh, verts, v, v + 3); - /* - int i, i1, i2, i3; - float *v; - while (mesh->num_vertices + numverts > mesh->maxverts || mesh->num_triangles + (numverts - 2) > mesh->maxtriangles) - { - if (mesh->next == NULL) - mesh->next = Mod_ShadowMesh_Alloc(mempool, max(mesh->maxtriangles, numverts)); - mesh = mesh->next; - } - i1 = Mod_ShadowMesh_AddVertex(mesh, verts); - i2 = 0; - i3 = Mod_ShadowMesh_AddVertex(mesh, verts + 3); - for (i = 0, v = verts + 6;i < numverts - 2;i++, v += 3) + int i, j, e; + float vbuf[3*14], *v; + memset(vbuf, 0, sizeof(vbuf)); + for (i = 0;i < numtris;i++) { - i2 = i3; - i3 = Mod_ShadowMesh_AddVertex(mesh, v); - mesh->elements[mesh->num_triangles * 3 + 0] = i1; - mesh->elements[mesh->num_triangles * 3 + 1] = i2; - mesh->elements[mesh->num_triangles * 3 + 2] = i3; - mesh->num_triangles++; + for (j = 0, v = vbuf;j < 3;j++, v += 14) + { + e = *element3i++; + if (vertex3f) + { + v[0] = vertex3f[e * 3 + 0]; + v[1] = vertex3f[e * 3 + 1]; + v[2] = vertex3f[e * 3 + 2]; + } + if (svector3f) + { + v[3] = svector3f[e * 3 + 0]; + v[4] = svector3f[e * 3 + 1]; + v[5] = svector3f[e * 3 + 2]; + } + if (tvector3f) + { + v[6] = tvector3f[e * 3 + 0]; + v[7] = tvector3f[e * 3 + 1]; + v[8] = tvector3f[e * 3 + 2]; + } + if (normal3f) + { + v[9] = normal3f[e * 3 + 0]; + v[10] = normal3f[e * 3 + 1]; + v[11] = normal3f[e * 3 + 2]; + } + if (texcoord2f) + { + v[12] = texcoord2f[e * 2 + 0]; + v[13] = texcoord2f[e * 2 + 1]; + } + } + Mod_ShadowMesh_AddTriangle(mempool, mesh, map_diffuse, map_specular, map_normal, vbuf); } - */ } -void Mod_ShadowMesh_AddMesh(mempool_t *mempool, shadowmesh_t *mesh, float *verts, int numtris, int *elements) +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) { - int i; - for (i = 0;i < numtris;i++, elements += 3) - Mod_ShadowMesh_AddTriangle(mempool, mesh, verts + elements[0] * 3, verts + elements[1] * 3, verts + elements[2] * 3); + return Mod_ShadowMesh_Alloc(mempool, maxverts, maxtriangles, map_diffuse, map_specular, map_normal, light, neighbors, expandable); } -shadowmesh_t *Mod_ShadowMesh_Begin(mempool_t *mempool, int initialnumtriangles) +static void Mod_ShadowMesh_CreateVBOs(shadowmesh_t *mesh) { - return Mod_ShadowMesh_Alloc(mempool, initialnumtriangles); + if (!gl_support_arb_vertex_buffer_object) + return; + + // element buffer is easy because it's just one array + if (mesh->numtriangles) + mesh->ebo = R_Mesh_CreateStaticBufferObject(GL_ELEMENT_ARRAY_BUFFER_ARB, mesh->element3i, mesh->numtriangles * sizeof(int[3]), "shadowmesh"); + + // vertex buffer is several arrays and we put them in the same buffer + // + // is this wise? the texcoordtexture2f array is used with dynamic + // vertex/svector/tvector/normal when rendering animated models, on the + // other hand animated models don't use a lot of vertices anyway... + if (mesh->numverts) + { + size_t size; + unsigned char *mem; + size = 0; + mesh->vbooffset_vertex3f = size;if (mesh->vertex3f ) size += mesh->numverts * sizeof(float[3]); + mesh->vbooffset_svector3f = size;if (mesh->svector3f ) size += mesh->numverts * sizeof(float[3]); + mesh->vbooffset_tvector3f = size;if (mesh->tvector3f ) size += mesh->numverts * sizeof(float[3]); + mesh->vbooffset_normal3f = size;if (mesh->normal3f ) size += mesh->numverts * sizeof(float[3]); + mesh->vbooffset_texcoord2f = size;if (mesh->texcoord2f ) size += mesh->numverts * sizeof(float[2]); + mem = (unsigned char *)Mem_Alloc(tempmempool, size); + if (mesh->vertex3f ) memcpy(mem + mesh->vbooffset_vertex3f , mesh->vertex3f , mesh->numverts * sizeof(float[3])); + if (mesh->svector3f ) memcpy(mem + mesh->vbooffset_svector3f , mesh->svector3f , mesh->numverts * sizeof(float[3])); + if (mesh->tvector3f ) memcpy(mem + mesh->vbooffset_tvector3f , mesh->tvector3f , mesh->numverts * sizeof(float[3])); + if (mesh->normal3f ) memcpy(mem + mesh->vbooffset_normal3f , mesh->normal3f , mesh->numverts * sizeof(float[3])); + if (mesh->texcoord2f ) memcpy(mem + mesh->vbooffset_texcoord2f , mesh->texcoord2f , mesh->numverts * sizeof(float[2])); + mesh->vbo = R_Mesh_CreateStaticBufferObject(GL_ARRAY_BUFFER_ARB, mem, size, "shadowmesh"); + Mem_Free(mem); + } } -shadowmesh_t *Mod_ShadowMesh_Finish(mempool_t *mempool, shadowmesh_t *firstmesh) +shadowmesh_t *Mod_ShadowMesh_Finish(mempool_t *mempool, shadowmesh_t *firstmesh, qboolean light, qboolean neighbors, qboolean createvbo) { -#if 1 - //int i; shadowmesh_t *mesh, *newmesh, *nextmesh; // reallocate meshs to conserve space for (mesh = firstmesh, firstmesh = NULL;mesh;mesh = nextmesh) @@ -733,25 +956,14 @@ shadowmesh_t *Mod_ShadowMesh_Finish(mempool_t *mempool, shadowmesh_t *firstmesh) nextmesh = mesh->next; if (mesh->numverts >= 3 && mesh->numtriangles >= 1) { - newmesh = Mod_ShadowMesh_ReAlloc(mempool, mesh); + newmesh = Mod_ShadowMesh_ReAlloc(mempool, mesh, light, neighbors); newmesh->next = firstmesh; firstmesh = newmesh; - //Con_Printf("mesh\n"); - //for (i = 0;i < newmesh->num_triangles;i++) - // Con_Printf("tri %d %d %d\n", newmesh->elements[i * 3 + 0], newmesh->elements[i * 3 + 1], newmesh->elements[i * 3 + 2]); - Mod_ValidateElements(newmesh->element3i, newmesh->numtriangles, newmesh->numverts, __FILE__, __LINE__); - Mod_BuildTriangleNeighbors(newmesh->neighbor3i, newmesh->element3i, newmesh->numtriangles); + if (createvbo) + Mod_ShadowMesh_CreateVBOs(newmesh); } Mem_Free(mesh); } -#else - shadowmesh_t *mesh; - for (mesh = firstmesh;mesh;mesh = mesh->next) - { - Mod_ValidateElements(mesh->elements, mesh->num_triangles, mesh->num_vertices, __FILE__, __LINE__); - Mod_BuildTriangleNeighbors(mesh->neighbors, mesh->elements, mesh->num_triangles); - } -#endif return firstmesh; } @@ -761,6 +973,8 @@ 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) { @@ -807,93 +1021,16 @@ void Mod_ShadowMesh_Free(shadowmesh_t *mesh) shadowmesh_t *nextmesh; for (;mesh;mesh = nextmesh) { + if (mesh->ebo) + R_Mesh_DestroyBufferObject(mesh->ebo); + if (mesh->vbo) + R_Mesh_DestroyBufferObject(mesh->vbo); nextmesh = mesh->next; Mem_Free(mesh); } } -static rtexture_t *GL_TextureForSkinLayer(const qbyte *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) - 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) -{ - imageskin_t s; - memset(skinframe, 0, sizeof(*skinframe)); - 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); - if (s.glosspixels != NULL) - skinframe->gloss = R_LoadTexture2D (loadmodel->texturepool, va("%s_gloss", basename), s.glosspixels_width, s.glosspixels_height, s.glosspixels, TEXTYPE_RGBA, textureflags, NULL); - if (s.glowpixels != NULL && loadglowtexture) - skinframe->glow = R_LoadTexture2D (loadmodel->texturepool, va("%s_glow", basename), s.glowpixels_width, s.glowpixels_height, s.glowpixels, TEXTYPE_RGBA, textureflags, NULL); - if (s.maskpixels != NULL) - skinframe->fog = R_LoadTexture2D (loadmodel->texturepool, va("%s_mask", basename), s.maskpixels_width, s.maskpixels_height, s.maskpixels, TEXTYPE_RGBA, textureflags, NULL); - if (loadpantsandshirt) - { - if (s.pantspixels != NULL) - skinframe->pants = R_LoadTexture2D (loadmodel->texturepool, va("%s_pants", basename), s.pantspixels_width, s.pantspixels_height, s.pantspixels, TEXTYPE_RGBA, textureflags, NULL); - if (s.shirtpixels != NULL) - skinframe->shirt = R_LoadTexture2D (loadmodel->texturepool, va("%s_shirt", basename), s.shirtpixels_width, s.shirtpixels_height, s.shirtpixels, TEXTYPE_RGBA, textureflags, NULL); - } - 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) -{ - qbyte *temp1, *temp2; - memset(skinframe, 0, sizeof(*skinframe)); - if (!skindata) - return false; - if (usedetailtexture) - skinframe->detail = mod_shared_detailtextures[(detailtexturecycle++) % NUM_DETAILTEXTURES]; - if (r_shadow_bumpscale_basetexture.value > 0) - { - 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) - { - 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 - } - } - else - { - skinframe->base = skinframe->merged = GL_TextureForSkinLayer(skindata, width, height, va("%s_merged", basename), palette_complete, textureflags); // all - if (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 - } - } - 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; @@ -908,7 +1045,7 @@ 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]; @@ -933,7 +1070,7 @@ 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; @@ -956,12 +1093,481 @@ void Mod_ConstructTerrainPatchFromRGBA(const qbyte *imagepixels, int imagewidth, Mod_GetTerrainVertexFromRGBA(imagepixels, imagewidth, imageheight, ix, iy, vertex3f, texcoord2f, svector3f, tvector3f, normal3f, pixelstepmatrix, pixeltexturestepmatrix); } +void Mod_LoadQ3Shaders(void) +{ + int j; + int fileindex; + fssearch_t *search; + char *f; + const char *text; + q3shaderinfo_t *shader; + q3shaderinfo_layer_t *layer; + int numparameters; + char parameter[TEXTURE_MAXFRAMES + 4][Q3PATHLENGTH]; + q3shaders_numshaders = 0; + search = FS_Search("scripts/*.shader", true, false); + if (!search) + return; + for (fileindex = 0;fileindex < search->numfilenames;fileindex++) + { + text = f = (char *)FS_LoadFile(search->filenames[fileindex], tempmempool, false, NULL); + if (!f) + continue; + while (COM_ParseToken_QuakeC(&text, false)) + { + if (q3shaders_numshaders >= Q3SHADER_MAXSHADERS) + { + Con_Printf("Mod_Q3BSP_LoadShaders: too many shaders!\n"); + break; + } + shader = q3shaders_shaders + q3shaders_numshaders++; + memset(shader, 0, sizeof(*shader)); + strlcpy(shader->name, com_token, sizeof(shader->name)); + if (!COM_ParseToken_QuakeC(&text, false) || strcasecmp(com_token, "{")) + { + Con_Printf("%s parsing error - expected \"{\", found \"%s\"\n", search->filenames[fileindex], com_token); + break; + } + while (COM_ParseToken_QuakeC(&text, false)) + { + if (!strcasecmp(com_token, "}")) + break; + if (!strcasecmp(com_token, "{")) + { + if (shader->numlayers < Q3SHADER_MAXLAYERS) + { + layer = shader->layers + shader->numlayers++; + layer->rgbgenvertex = false; + layer->alphagenvertex = false; + layer->blendfunc[0] = GL_ONE; + layer->blendfunc[1] = GL_ZERO; + } + else + layer = NULL; + while (COM_ParseToken_QuakeC(&text, false)) + { + if (!strcasecmp(com_token, "}")) + break; + if (!strcasecmp(com_token, "\n")) + continue; + if (layer == NULL) + continue; + numparameters = 0; + for (j = 0;strcasecmp(com_token, "\n") && strcasecmp(com_token, "}");j++) + { + if (j < TEXTURE_MAXFRAMES + 4) + { + strlcpy(parameter[j], com_token, sizeof(parameter[j])); + numparameters = j + 1; + } + if (!COM_ParseToken_QuakeC(&text, true)) + break; + } + if (developer.integer >= 100) + { + Con_Printf("%s %i: ", shader->name, shader->numlayers - 1); + for (j = 0;j < numparameters;j++) + Con_Printf(" %s", parameter[j]); + Con_Print("\n"); + } + if (numparameters >= 2 && !strcasecmp(parameter[0], "blendfunc")) + { + if (numparameters == 2) + { + if (!strcasecmp(parameter[1], "add")) + { + layer->blendfunc[0] = GL_ONE; + layer->blendfunc[1] = GL_ONE; + } + else if (!strcasecmp(parameter[1], "filter")) + { + layer->blendfunc[0] = GL_DST_COLOR; + layer->blendfunc[1] = GL_ZERO; + } + else if (!strcasecmp(parameter[1], "blend")) + { + layer->blendfunc[0] = GL_SRC_ALPHA; + layer->blendfunc[1] = GL_ONE_MINUS_SRC_ALPHA; + } + } + else if (numparameters == 3) + { + int k; + for (k = 0;k < 2;k++) + { + if (!strcasecmp(parameter[k+1], "GL_ONE")) + layer->blendfunc[k] = GL_ONE; + else if (!strcasecmp(parameter[k+1], "GL_ZERO")) + layer->blendfunc[k] = GL_ZERO; + else if (!strcasecmp(parameter[k+1], "GL_SRC_COLOR")) + layer->blendfunc[k] = GL_SRC_COLOR; + else if (!strcasecmp(parameter[k+1], "GL_SRC_ALPHA")) + layer->blendfunc[k] = GL_SRC_ALPHA; + else if (!strcasecmp(parameter[k+1], "GL_DST_COLOR")) + layer->blendfunc[k] = GL_DST_COLOR; + else if (!strcasecmp(parameter[k+1], "GL_DST_ALPHA")) + layer->blendfunc[k] = GL_ONE_MINUS_DST_ALPHA; + else if (!strcasecmp(parameter[k+1], "GL_ONE_MINUS_SRC_COLOR")) + layer->blendfunc[k] = GL_ONE_MINUS_SRC_COLOR; + else if (!strcasecmp(parameter[k+1], "GL_ONE_MINUS_SRC_ALPHA")) + layer->blendfunc[k] = GL_ONE_MINUS_SRC_ALPHA; + else if (!strcasecmp(parameter[k+1], "GL_ONE_MINUS_DST_COLOR")) + layer->blendfunc[k] = GL_ONE_MINUS_DST_COLOR; + else if (!strcasecmp(parameter[k+1], "GL_ONE_MINUS_DST_ALPHA")) + layer->blendfunc[k] = GL_ONE_MINUS_DST_ALPHA; + else + layer->blendfunc[k] = GL_ONE; // default in case of parsing error + } + } + } + if (numparameters >= 2 && !strcasecmp(parameter[0], "alphafunc")) + layer->alphatest = true; + if (numparameters >= 2 && (!strcasecmp(parameter[0], "map") || !strcasecmp(parameter[0], "clampmap"))) + { + if (!strcasecmp(parameter[0], "clampmap")) + layer->clampmap = true; + layer->numframes = 1; + layer->framerate = 1; + strlcpy(layer->texturename[0], parameter[1], sizeof(layer->texturename)); + if (!strcasecmp(parameter[1], "$lightmap")) + shader->lighting = true; + } + else if (numparameters >= 3 && (!strcasecmp(parameter[0], "animmap") || !strcasecmp(parameter[0], "animclampmap"))) + { + int i; + layer->numframes = min(numparameters - 2, TEXTURE_MAXFRAMES); + layer->framerate = atof(parameter[1]); + for (i = 0;i < layer->numframes;i++) + strlcpy(layer->texturename[i], parameter[i + 2], sizeof(layer->texturename)); + } + else if (numparameters >= 2 && !strcasecmp(parameter[0], "rgbgen") && (!strcasecmp(parameter[1], "vertex") || !strcasecmp(parameter[1], "lightingdiffuse"))) + layer->rgbgenvertex = true; + else if (numparameters >= 2 && !strcasecmp(parameter[0], "alphagen") && !strcasecmp(parameter[1], "vertex")) + layer->alphagenvertex = true; + // break out a level if it was } + if (!strcasecmp(com_token, "}")) + break; + } + if (layer->rgbgenvertex) + shader->lighting = true; + if (layer->alphagenvertex) + { + if (layer == shader->layers + 0) + { + // vertex controlled transparency + shader->vertexalpha = true; + } + else + { + // multilayer terrain shader or similar + shader->textureblendalpha = true; + } + } + continue; + } + numparameters = 0; + for (j = 0;strcasecmp(com_token, "\n") && strcasecmp(com_token, "}");j++) + { + if (j < TEXTURE_MAXFRAMES + 4) + { + strlcpy(parameter[j], com_token, sizeof(parameter[j])); + numparameters = j + 1; + } + if (!COM_ParseToken_QuakeC(&text, true)) + break; + } + if (fileindex == 0 && !strcasecmp(com_token, "}")) + break; + if (developer.integer >= 100) + { + Con_Printf("%s: ", shader->name); + for (j = 0;j < numparameters;j++) + Con_Printf(" %s", parameter[j]); + Con_Print("\n"); + } + if (numparameters < 1) + continue; + if (!strcasecmp(parameter[0], "surfaceparm") && numparameters >= 2) + { + if (!strcasecmp(parameter[1], "alphashadow")) + shader->surfaceparms |= Q3SURFACEPARM_ALPHASHADOW; + else if (!strcasecmp(parameter[1], "areaportal")) + shader->surfaceparms |= Q3SURFACEPARM_AREAPORTAL; + else if (!strcasecmp(parameter[1], "botclip")) + shader->surfaceparms |= Q3SURFACEPARM_BOTCLIP; + else if (!strcasecmp(parameter[1], "clusterportal")) + shader->surfaceparms |= Q3SURFACEPARM_CLUSTERPORTAL; + else if (!strcasecmp(parameter[1], "detail")) + shader->surfaceparms |= Q3SURFACEPARM_DETAIL; + else if (!strcasecmp(parameter[1], "donotenter")) + shader->surfaceparms |= Q3SURFACEPARM_DONOTENTER; + else if (!strcasecmp(parameter[1], "dust")) + shader->surfaceparms |= Q3SURFACEPARM_DUST; + else if (!strcasecmp(parameter[1], "hint")) + shader->surfaceparms |= Q3SURFACEPARM_HINT; + else if (!strcasecmp(parameter[1], "fog")) + shader->surfaceparms |= Q3SURFACEPARM_FOG; + else if (!strcasecmp(parameter[1], "lava")) + shader->surfaceparms |= Q3SURFACEPARM_LAVA; + else if (!strcasecmp(parameter[1], "lightfilter")) + shader->surfaceparms |= Q3SURFACEPARM_LIGHTFILTER; + else if (!strcasecmp(parameter[1], "lightgrid")) + shader->surfaceparms |= Q3SURFACEPARM_LIGHTGRID; + else if (!strcasecmp(parameter[1], "metalsteps")) + shader->surfaceparms |= Q3SURFACEPARM_METALSTEPS; + else if (!strcasecmp(parameter[1], "nodamage")) + shader->surfaceparms |= Q3SURFACEPARM_NODAMAGE; + else if (!strcasecmp(parameter[1], "nodlight")) + shader->surfaceparms |= Q3SURFACEPARM_NODLIGHT; + else if (!strcasecmp(parameter[1], "nodraw")) + shader->surfaceparms |= Q3SURFACEPARM_NODRAW; + else if (!strcasecmp(parameter[1], "nodrop")) + shader->surfaceparms |= Q3SURFACEPARM_NODROP; + else if (!strcasecmp(parameter[1], "noimpact")) + shader->surfaceparms |= Q3SURFACEPARM_NOIMPACT; + else if (!strcasecmp(parameter[1], "nolightmap")) + shader->surfaceparms |= Q3SURFACEPARM_NOLIGHTMAP; + else if (!strcasecmp(parameter[1], "nomarks")) + shader->surfaceparms |= Q3SURFACEPARM_NOMARKS; + else if (!strcasecmp(parameter[1], "nomipmaps")) + shader->surfaceparms |= Q3SURFACEPARM_NOMIPMAPS; + else if (!strcasecmp(parameter[1], "nonsolid")) + shader->surfaceparms |= Q3SURFACEPARM_NONSOLID; + else if (!strcasecmp(parameter[1], "origin")) + shader->surfaceparms |= Q3SURFACEPARM_ORIGIN; + else if (!strcasecmp(parameter[1], "playerclip")) + shader->surfaceparms |= Q3SURFACEPARM_PLAYERCLIP; + else if (!strcasecmp(parameter[1], "sky")) + shader->surfaceparms |= Q3SURFACEPARM_SKY; + else if (!strcasecmp(parameter[1], "slick")) + shader->surfaceparms |= Q3SURFACEPARM_SLICK; + else if (!strcasecmp(parameter[1], "slime")) + shader->surfaceparms |= Q3SURFACEPARM_SLIME; + else if (!strcasecmp(parameter[1], "structural")) + shader->surfaceparms |= Q3SURFACEPARM_STRUCTURAL; + else if (!strcasecmp(parameter[1], "trans")) + shader->surfaceparms |= Q3SURFACEPARM_TRANS; + else if (!strcasecmp(parameter[1], "water")) + shader->surfaceparms |= Q3SURFACEPARM_WATER; + else if (!strcasecmp(parameter[1], "pointlight")) + shader->surfaceparms |= Q3SURFACEPARM_POINTLIGHT; + else if (!strcasecmp(parameter[1], "antiportal")) + shader->surfaceparms |= Q3SURFACEPARM_ANTIPORTAL; + else + Con_DPrintf("%s parsing warning: unknown surfaceparm \"%s\"\n", search->filenames[fileindex], parameter[1]); + } + else if (!strcasecmp(parameter[0], "sky") && numparameters >= 2) + { + // some q3 skies don't have the sky parm set + shader->surfaceparms |= Q3SURFACEPARM_SKY; + strlcpy(shader->skyboxname, parameter[1], sizeof(shader->skyboxname)); + } + else if (!strcasecmp(parameter[0], "skyparms") && numparameters >= 2) + { + // some q3 skies don't have the sky parm set + shader->surfaceparms |= Q3SURFACEPARM_SKY; + if (!atoi(parameter[1]) && strcasecmp(parameter[1], "-")) + strlcpy(shader->skyboxname, parameter[1], sizeof(shader->skyboxname)); + } + else if (!strcasecmp(parameter[0], "cull") && numparameters >= 2) + { + if (!strcasecmp(parameter[1], "disable") || !strcasecmp(parameter[1], "none") || !strcasecmp(parameter[1], "twosided")) + shader->textureflags |= Q3TEXTUREFLAG_TWOSIDED; + } + else if (!strcasecmp(parameter[0], "nomipmaps")) + shader->surfaceparms |= Q3SURFACEPARM_NOMIPMAPS; + else if (!strcasecmp(parameter[0], "nopicmip")) + shader->textureflags |= Q3TEXTUREFLAG_NOPICMIP; + else if (!strcasecmp(parameter[0], "deformvertexes") && numparameters >= 2) + { + if (!strcasecmp(parameter[1], "autosprite") && numparameters == 2) + shader->textureflags |= Q3TEXTUREFLAG_AUTOSPRITE; + if (!strcasecmp(parameter[1], "autosprite2") && numparameters == 2) + shader->textureflags |= Q3TEXTUREFLAG_AUTOSPRITE2; + } + } + // identify if this is a blended terrain shader or similar + if (shader->numlayers) + { + shader->backgroundlayer = NULL; + shader->primarylayer = shader->layers + 0; + if ((shader->layers[0].blendfunc[0] == GL_ONE && shader->layers[0].blendfunc[1] == GL_ZERO && !shader->layers[0].alphatest) + && ((shader->layers[1].blendfunc[0] == GL_SRC_ALPHA && shader->layers[1].blendfunc[1] == GL_ONE_MINUS_SRC_ALPHA && !shader->layers[0].alphatest) + || (shader->layers[1].blendfunc[0] == GL_ONE && shader->layers[1].blendfunc[1] == GL_ZERO && shader->layers[1].alphatest))) + { + // terrain blending or other effects + shader->backgroundlayer = shader->layers + 0; + shader->primarylayer = shader->layers + 1; + } + // now see if the lightmap came first, and if so choose the second texture instead + if (!strcasecmp(shader->primarylayer->texturename[0], "$lightmap")) + { + shader->backgroundlayer = NULL; + shader->primarylayer = shader->layers + 1; + } + } + } + Mem_Free(f); + } +} + +q3shaderinfo_t *Mod_LookupQ3Shader(const char *name) +{ + int i; + for (i = 0;i < Q3SHADER_MAXSHADERS;i++) + if (!strcasecmp(q3shaders_shaders[i].name, name)) + return q3shaders_shaders + i; + return NULL; +} + +extern cvar_t r_picmipworld; +qboolean Mod_LoadTextureFromQ3Shader(texture_t *texture, const char *name, qboolean q1bsp, qboolean q3bsp, qboolean md3) +{ + int j; + int texflags; + qboolean success = true; + q3shaderinfo_t *shader; + strlcpy(texture->name, name, sizeof(texture->name)); + shader = Mod_LookupQ3Shader(name); + if (shader) + { + texture->surfaceparms = shader->surfaceparms; + texture->textureflags = shader->textureflags; + texture->basematerialflags = 0; + if (shader->surfaceparms & Q3SURFACEPARM_SKY) + { + texture->basematerialflags |= MATERIALFLAG_SKY | MATERIALFLAG_NOSHADOW; + if (shader->skyboxname[0]) + { + // quake3 seems to append a _ to the skybox name, so this must do so as well + dpsnprintf(loadmodel->brush.skybox, sizeof(loadmodel->brush.skybox), "%s_", shader->skyboxname); + } + } + else if ((texture->surfaceflags & Q3SURFACEFLAG_NODRAW) || shader->numlayers == 0) + texture->basematerialflags |= MATERIALFLAG_NODRAW | MATERIALFLAG_NOSHADOW; + else if (shader->surfaceparms & Q3SURFACEPARM_LAVA) + texture->basematerialflags |= MATERIALFLAG_WATER | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_NOSHADOW; + else if (shader->surfaceparms & Q3SURFACEPARM_SLIME) + texture->basematerialflags |= MATERIALFLAG_WATER | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_WATERALPHA | MATERIALFLAG_NOSHADOW; + else if (shader->surfaceparms & Q3SURFACEPARM_WATER) + texture->basematerialflags |= MATERIALFLAG_WATER | MATERIALFLAG_LIGHTBOTHSIDES | MATERIALFLAG_WATERALPHA | MATERIALFLAG_NOSHADOW; + else + texture->basematerialflags |= MATERIALFLAG_WALL; + if (shader->layers[0].alphatest) + texture->basematerialflags |= MATERIALFLAG_ALPHATEST | MATERIALFLAG_NOSHADOW; + if (shader->textureflags & Q3TEXTUREFLAG_TWOSIDED) + texture->basematerialflags |= MATERIALFLAG_NOSHADOW | MATERIALFLAG_NOCULLFACE; + if (shader->textureflags & (Q3TEXTUREFLAG_AUTOSPRITE | Q3TEXTUREFLAG_AUTOSPRITE2)) + texture->basematerialflags |= MATERIALFLAG_NOSHADOW; + texture->customblendfunc[0] = GL_ONE; + texture->customblendfunc[1] = GL_ZERO; + if (shader->numlayers > 0) + { + texture->customblendfunc[0] = shader->layers[0].blendfunc[0]; + texture->customblendfunc[1] = shader->layers[0].blendfunc[1]; +/* +Q3 shader blendfuncs actually used in the game (* = supported by DP) +* additive GL_ONE GL_ONE +additive weird GL_ONE GL_SRC_ALPHA +additive weird 2 GL_ONE GL_ONE_MINUS_SRC_ALPHA +* alpha GL_SRC_ALPHA GL_ONE_MINUS_SRC_ALPHA +alpha inverse GL_ONE_MINUS_SRC_ALPHA GL_SRC_ALPHA +brighten GL_DST_COLOR GL_ONE +brighten GL_ONE GL_SRC_COLOR +brighten weird GL_DST_COLOR GL_ONE_MINUS_DST_ALPHA +brighten weird 2 GL_DST_COLOR GL_SRC_ALPHA +* modulate GL_DST_COLOR GL_ZERO +* modulate GL_ZERO GL_SRC_COLOR +modulate inverse GL_ZERO GL_ONE_MINUS_SRC_COLOR +modulate inverse alpha GL_ZERO GL_SRC_ALPHA +modulate weird inverse GL_ONE_MINUS_DST_COLOR GL_ZERO +* modulate x2 GL_DST_COLOR GL_SRC_COLOR +* no blend GL_ONE GL_ZERO +nothing GL_ZERO GL_ONE +*/ + // if not opaque, figure out what blendfunc to use + if (shader->layers[0].blendfunc[0] != GL_ONE || shader->layers[0].blendfunc[1] != GL_ZERO) + { + if (shader->layers[0].blendfunc[0] == GL_ONE && shader->layers[0].blendfunc[1] == GL_ONE) + texture->basematerialflags |= MATERIALFLAG_ADD | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW; + else if (shader->layers[0].blendfunc[0] == GL_SRC_ALPHA && shader->layers[0].blendfunc[1] == GL_ONE) + texture->basematerialflags |= MATERIALFLAG_ADD | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW; + else if (shader->layers[0].blendfunc[0] == GL_SRC_ALPHA && shader->layers[0].blendfunc[1] == GL_ONE_MINUS_SRC_ALPHA) + texture->basematerialflags |= MATERIALFLAG_ALPHA | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW; + else + texture->basematerialflags |= MATERIALFLAG_CUSTOMBLEND | MATERIALFLAG_FULLBRIGHT | MATERIALFLAG_BLENDED | MATERIALFLAG_NOSHADOW; + } + } + if (!shader->lighting) + texture->basematerialflags |= MATERIALFLAG_FULLBRIGHT; + if (shader->primarylayer) + { + texture->numskinframes = shader->primarylayer->numframes; + texture->skinframerate = shader->primarylayer->framerate; + for (j = 0;j < shader->primarylayer->numframes;j++) + { + texflags = TEXF_ALPHA | TEXF_PRECACHE; + if (!(shader->surfaceparms & Q3SURFACEPARM_NOMIPMAPS)) + texflags |= TEXF_MIPMAP; + if (!(shader->textureflags & Q3TEXTUREFLAG_NOPICMIP) && ((!q1bsp && !q3bsp) || r_picmipworld.integer)) + texflags |= TEXF_PICMIP; + if (shader->primarylayer->clampmap) + texflags |= TEXF_CLAMP; + if (!(texture->skinframes[j] = R_SkinFrame_LoadExternal(shader->primarylayer->texturename[j], texflags, false))) + { + Con_DPrintf("%s: could not load texture \"%s\" (frame %i) for shader \"%s\"\n", loadmodel->name, shader->primarylayer->texturename[j], j, texture->name); + texture->skinframes[j] = R_SkinFrame_LoadMissing(); + } + } + } + if (shader->backgroundlayer) + { + texture->backgroundnumskinframes = shader->backgroundlayer->numframes; + texture->backgroundskinframerate = shader->backgroundlayer->framerate; + for (j = 0;j < shader->backgroundlayer->numframes;j++) + { + if (!(texture->backgroundskinframes[j] = R_SkinFrame_LoadExternal(shader->backgroundlayer->texturename[j], ((shader->surfaceparms & Q3SURFACEPARM_NOMIPMAPS) ? 0 : TEXF_MIPMAP) | TEXF_ALPHA | TEXF_PRECACHE | ((!r_picmipworld.integer || (shader->textureflags & Q3TEXTUREFLAG_NOPICMIP)) ? 0 : TEXF_PICMIP) | (shader->backgroundlayer->clampmap ? TEXF_CLAMP : 0), false))) + { + Con_DPrintf("%s: could not load texture \"%s\" (frame %i) for shader \"%s\"\n", loadmodel->name, shader->backgroundlayer->texturename[j], j, texture->name); + texture->backgroundskinframes[j] = R_SkinFrame_LoadMissing(); + } + } + } + } + else if (!strcmp(texture->name, "noshader")) + texture->surfaceparms = 0; + else + { + success = false; + Con_DPrintf("%s: No shader found for texture \"%s\"\n", loadmodel->name, texture->name); + texture->surfaceparms = 0; + if (texture->surfaceflags & Q3SURFACEFLAG_NODRAW) + texture->basematerialflags |= MATERIALFLAG_NODRAW | MATERIALFLAG_NOSHADOW; + else if (texture->surfaceflags & Q3SURFACEFLAG_SKY) + texture->basematerialflags |= MATERIALFLAG_SKY | MATERIALFLAG_NOSHADOW; + else + texture->basematerialflags |= MATERIALFLAG_WALL; + texture->numskinframes = 1; + if (!(texture->skinframes[0] = R_SkinFrame_LoadExternal(texture->name, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE | (r_picmipworld.integer ? TEXF_PICMIP : 0), false))) + Con_DPrintf("%s: could not load texture for missing shader \"%s\"\n", loadmodel->name, texture->name); + } + // init the animation variables + texture->currentframe = texture; + if (texture->numskinframes < 1) + texture->numskinframes = 1; + if (!texture->skinframes[0]) + texture->skinframes[0] = R_SkinFrame_LoadMissing(); + texture->currentskinframe = texture->skinframes[0]; + texture->backgroundcurrentskinframe = texture->backgroundskinframes[0]; + return success; +} + skinfile_t *Mod_LoadSkinFiles(void) { int i, words, numtags, line, tagsetsused = false, wordsoverflow; char *text; const char *data; - skinfile_t *skinfile, *first = NULL; + skinfile_t *skinfile = NULL, *first = NULL; skinfileitem_t *skinfileitem; char word[10][MAX_QPATH]; overridetagnameset_t tagsets[MAX_SKINS]; @@ -984,16 +1590,27 @@ 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), 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; - skinfile = Mem_Alloc(tempmempool, sizeof(skinfile_t)); - skinfile->next = first; - first = skinfile; + + // If it's the first file we parse + if (skinfile == NULL) + { + skinfile = (skinfile_t *)Mem_Alloc(loadmodel->mempool, sizeof(skinfile_t)); + first = skinfile; + } + else + { + skinfile->next = (skinfile_t *)Mem_Alloc(loadmodel->mempool, sizeof(skinfile_t)); + skinfile = skinfile->next; + } + skinfile->next = NULL; + for(line = 0;;line++) { // parse line - if (!COM_ParseToken(&data, true)) + if (!COM_ParseToken_QuakeC(&data, true)) break; if (!strcmp(com_token, "\n")) continue; @@ -1006,7 +1623,7 @@ tag_torso, else wordsoverflow = true; } - while (COM_ParseToken(&data, true) && strcmp(com_token, "\n")); + while (COM_ParseToken_QuakeC(&data, true) && strcmp(com_token, "\n")); if (wordsoverflow) { Con_Printf("Mod_LoadSkinFiles: parsing error in file \"%s_%i.skin\" on line #%i: line with too many statements, skipping\n", loadmodel->name, i, line); @@ -1018,7 +1635,7 @@ 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)); @@ -1039,7 +1656,7 @@ 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)); @@ -1055,14 +1672,14 @@ 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) @@ -1093,6 +1710,14 @@ int Mod_CountSkinFiles(skinfile_t *skinfile) return i; } +void Mod_SnapVertices(int numcomponents, int numvertices, float *vertices, float snap) +{ + int i; + double isnap = 1.0 / snap; + for (i = 0;i < numvertices*numcomponents;i++) + vertices[i] = floor(vertices[i]*isnap)*snap; +} + int Mod_RemoveDegenerateTriangles(int numtriangles, const int *inelement3i, int *outelement3i, const float *vertex3f) { int i, outtriangles; @@ -1120,3 +1745,63 @@ int Mod_RemoveDegenerateTriangles(int numtriangles, const int *inelement3i, int return outtriangles; } +void Mod_VertexRangeFromElements(int numelements, const int *elements, int *firstvertexpointer, int *lastvertexpointer) +{ + int i, e; + int firstvertex, lastvertex; + if (numelements > 0 && elements) + { + firstvertex = lastvertex = elements[0]; + for (i = 1;i < numelements;i++) + { + e = elements[i]; + firstvertex = min(firstvertex, e); + lastvertex = max(lastvertex, e); + } + } + else + firstvertex = lastvertex = 0; + if (firstvertexpointer) + *firstvertexpointer = firstvertex; + if (lastvertexpointer) + *lastvertexpointer = lastvertex; +} + +static void Mod_BuildVBOs(void) +{ + if (!gl_support_arb_vertex_buffer_object) + return; + + // element buffer is easy because it's just one array + if (loadmodel->surfmesh.num_triangles) + loadmodel->surfmesh.ebo = R_Mesh_CreateStaticBufferObject(GL_ELEMENT_ARRAY_BUFFER_ARB, loadmodel->surfmesh.data_element3i, loadmodel->surfmesh.num_triangles * sizeof(int[3]), loadmodel->name); + + // vertex buffer is several arrays and we put them in the same buffer + // + // is this wise? the texcoordtexture2f array is used with dynamic + // vertex/svector/tvector/normal when rendering animated models, on the + // other hand animated models don't use a lot of vertices anyway... + if (loadmodel->surfmesh.num_vertices) + { + size_t size; + unsigned char *mem; + size = 0; + loadmodel->surfmesh.vbooffset_vertex3f = size;if (loadmodel->surfmesh.data_vertex3f ) size += loadmodel->surfmesh.num_vertices * sizeof(float[3]); + loadmodel->surfmesh.vbooffset_svector3f = size;if (loadmodel->surfmesh.data_svector3f ) size += loadmodel->surfmesh.num_vertices * sizeof(float[3]); + loadmodel->surfmesh.vbooffset_tvector3f = size;if (loadmodel->surfmesh.data_tvector3f ) size += loadmodel->surfmesh.num_vertices * sizeof(float[3]); + loadmodel->surfmesh.vbooffset_normal3f = size;if (loadmodel->surfmesh.data_normal3f ) size += loadmodel->surfmesh.num_vertices * sizeof(float[3]); + loadmodel->surfmesh.vbooffset_texcoordtexture2f = size;if (loadmodel->surfmesh.data_texcoordtexture2f ) size += loadmodel->surfmesh.num_vertices * sizeof(float[2]); + loadmodel->surfmesh.vbooffset_texcoordlightmap2f = size;if (loadmodel->surfmesh.data_texcoordlightmap2f) size += loadmodel->surfmesh.num_vertices * sizeof(float[2]); + loadmodel->surfmesh.vbooffset_lightmapcolor4f = size;if (loadmodel->surfmesh.data_lightmapcolor4f ) size += loadmodel->surfmesh.num_vertices * sizeof(float[4]); + mem = (unsigned char *)Mem_Alloc(tempmempool, size); + if (loadmodel->surfmesh.data_vertex3f ) memcpy(mem + loadmodel->surfmesh.vbooffset_vertex3f , loadmodel->surfmesh.data_vertex3f , loadmodel->surfmesh.num_vertices * sizeof(float[3])); + if (loadmodel->surfmesh.data_svector3f ) memcpy(mem + loadmodel->surfmesh.vbooffset_svector3f , loadmodel->surfmesh.data_svector3f , loadmodel->surfmesh.num_vertices * sizeof(float[3])); + if (loadmodel->surfmesh.data_tvector3f ) memcpy(mem + loadmodel->surfmesh.vbooffset_tvector3f , loadmodel->surfmesh.data_tvector3f , loadmodel->surfmesh.num_vertices * sizeof(float[3])); + if (loadmodel->surfmesh.data_normal3f ) memcpy(mem + loadmodel->surfmesh.vbooffset_normal3f , loadmodel->surfmesh.data_normal3f , loadmodel->surfmesh.num_vertices * sizeof(float[3])); + if (loadmodel->surfmesh.data_texcoordtexture2f ) memcpy(mem + loadmodel->surfmesh.vbooffset_texcoordtexture2f , loadmodel->surfmesh.data_texcoordtexture2f , loadmodel->surfmesh.num_vertices * sizeof(float[2])); + if (loadmodel->surfmesh.data_texcoordlightmap2f) memcpy(mem + loadmodel->surfmesh.vbooffset_texcoordlightmap2f, loadmodel->surfmesh.data_texcoordlightmap2f, loadmodel->surfmesh.num_vertices * sizeof(float[2])); + if (loadmodel->surfmesh.data_lightmapcolor4f ) memcpy(mem + loadmodel->surfmesh.vbooffset_lightmapcolor4f , loadmodel->surfmesh.data_lightmapcolor4f , loadmodel->surfmesh.num_vertices * sizeof(float[4])); + loadmodel->surfmesh.vbo = R_Mesh_CreateStaticBufferObject(GL_ARRAY_BUFFER_ARB, mem, size, loadmodel->name); + Mem_Free(mem); + } +}