This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
#include "quakedef.h"
-byte mod_novis[MAX_MAP_LEAFS/8];
+// note: model_shared.c sets up r_notexture, and r_surf_notexture
-qboolean hlbsp; // LordHavoc: true if it is a HalfLife BSP file (version 30)
+qbyte mod_novis[(MAX_MAP_LEAFS + 7)/ 8];
-cvar_t gl_subdivide_size = {"gl_subdivide_size", "128", true};
-cvar_t halflifebsp = {"halflifebsp", "0"};
+//cvar_t r_subdivide_size = {CVAR_SAVE, "r_subdivide_size", "128"};
+cvar_t halflifebsp = {0, "halflifebsp", "0"};
+cvar_t r_novis = {0, "r_novis", "0"};
+cvar_t r_miplightmaps = {CVAR_SAVE, "r_miplightmaps", "0"};
+cvar_t r_lightmaprgba = {0, "r_lightmaprgba", "1"};
+cvar_t r_vertexsurfacesthreshold = {CVAR_SAVE, "r_vertexsurfacesthreshold", "0"};
+cvar_t r_nosurftextures = {0, "r_nosurftextures", "0"};
+cvar_t r_sortsurfaces = {0, "r_sortsurfaces", "0"};
+
+#define NUM_DETAILTEXTURES 1
+static rtexture_t *detailtextures[NUM_DETAILTEXTURES];
+static rtexturepool_t *detailtexturepool;
/*
===============
*/
void Mod_BrushInit (void)
{
- Cvar_RegisterVariable (&gl_subdivide_size);
- Cvar_RegisterVariable (&halflifebsp);
- memset (mod_novis, 0xff, sizeof(mod_novis));
+// Cvar_RegisterVariable(&r_subdivide_size);
+ Cvar_RegisterVariable(&halflifebsp);
+ Cvar_RegisterVariable(&r_novis);
+ Cvar_RegisterVariable(&r_miplightmaps);
+ Cvar_RegisterVariable(&r_lightmaprgba);
+ Cvar_RegisterVariable(&r_vertexsurfacesthreshold);
+ Cvar_RegisterVariable(&r_nosurftextures);
+ Cvar_RegisterVariable(&r_sortsurfaces);
+ memset(mod_novis, 0xff, sizeof(mod_novis));
+}
+
+void Mod_BrushStartup (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];
+ detailtexturepool = R_AllocTexturePool();
+ 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;
+ }
+ }
+ detailtextures[i] = R_LoadTexture(detailtexturepool, va("detailtexture%i", i), DETAILRESOLUTION, DETAILRESOLUTION, &data[0][0][0], TEXTYPE_RGBA, TEXF_MIPMAP | TEXF_PRECACHE);
+ }
+}
+
+void Mod_BrushShutdown (void)
+{
+ int i;
+ for (i = 0;i < NUM_DETAILTEXTURES;i++)
+ R_FreeTexture(detailtextures[i]);
+ R_FreeTexturePool(&detailtexturepool);
+}
+
+/*
+===============
+Mod_PointInLeaf
+===============
+*/
+mleaf_t *Mod_PointInLeaf (const vec3_t p, model_t *model)
+{
+ mnode_t *node;
+
+ Mod_CheckLoaded(model);
+
+ // LordHavoc: modified to start at first clip node,
+ // in other words: first node of the (sub)model
+ node = model->nodes + model->hulls[0].firstclipnode;
+ while (node->contents == 0)
+ node = node->children[(node->plane->type < 3 ? p[node->plane->type] : DotProduct (p,node->plane->normal)) < node->plane->dist];
+
+ return (mleaf_t *)node;
+}
+
+void Mod_FindNonSolidLocation(vec3_t pos, model_t *mod)
+{
+ if (Mod_PointInLeaf(pos, mod)->contents != CONTENTS_SOLID) return;
+ pos[0]-=1;if (Mod_PointInLeaf(pos, mod)->contents != CONTENTS_SOLID) return;
+ pos[0]+=2;if (Mod_PointInLeaf(pos, mod)->contents != CONTENTS_SOLID) return;
+ pos[0]-=1;
+ pos[1]-=1;if (Mod_PointInLeaf(pos, mod)->contents != CONTENTS_SOLID) return;
+ pos[1]+=2;if (Mod_PointInLeaf(pos, mod)->contents != CONTENTS_SOLID) return;
+ pos[1]-=1;
+ pos[2]-=1;if (Mod_PointInLeaf(pos, mod)->contents != CONTENTS_SOLID) return;
+ pos[2]+=2;if (Mod_PointInLeaf(pos, mod)->contents != CONTENTS_SOLID) return;
+ pos[2]-=1;
}
-// Mod_PointInLeaf moved to cpu_noasm.c
/*
===================
Mod_DecompressVis
===================
*/
-byte *Mod_DecompressVis (byte *in, model_t *model)
+static qbyte *Mod_DecompressVis (qbyte *in, model_t *model)
{
- static byte decompressed[MAX_MAP_LEAFS/8];
- int c;
- byte *out;
- int row;
+ static qbyte decompressed[MAX_MAP_LEAFS/8];
+ int c;
+ qbyte *out;
+ int row;
- row = (model->numleafs+7)>>3;
+ row = (model->numleafs+7)>>3;
out = decompressed;
- if (!in)
- { // no vis info, so make all visible
- while (row)
- {
- *out++ = 0xff;
- row--;
- }
- return decompressed;
- }
-
do
{
if (*in)
*out++ = *in++;
continue;
}
-
+
c = in[1];
in += 2;
while (c)
c--;
}
} while (out - decompressed < row);
-
+
return decompressed;
}
-byte *Mod_LeafPVS (mleaf_t *leaf, model_t *model)
+qbyte *Mod_LeafPVS (mleaf_t *leaf, model_t *model)
{
- if (leaf == model->leafs)
+ if (r_novis.integer || leaf == model->leafs || leaf->compressed_vis == NULL)
return mod_novis;
return Mod_DecompressVis (leaf->compressed_vis, model);
}
-extern byte *mod_base;
-
-extern cvar_t r_fullbrights;
-
/*
=================
Mod_LoadTextures
=================
*/
-void Mod_LoadTextures (lump_t *l)
+static void Mod_LoadTextures (lump_t *l)
{
- int i, j, num, max, altmax, bytesperpixel, freeimage, transparent, fullbrights;
- miptex_t *mt;
- texture_t *tx, *tx2;
- texture_t *anims[10];
- texture_t *altanims[10];
+ int i, j, k, num, max, altmax, mtwidth, mtheight, *dofs, incomplete;
+ miptex_t *dmiptex;
+ texture_t *tx, *tx2, *anims[10], *altanims[10];
dmiptexlump_t *m;
- byte *data;
- int *dofs;
+ qbyte *data, *mtdata, *data2;
+ char name[256];
+
+ loadmodel->textures = NULL;
if (!l->filelen)
- {
- loadmodel->textures = NULL;
return;
- }
m = (dmiptexlump_t *)(mod_base + l->fileofs);
-
+
m->nummiptex = LittleLong (m->nummiptex);
-
- loadmodel->numtextures = m->nummiptex;
- loadmodel->textures = Hunk_AllocName (m->nummiptex * sizeof(*loadmodel->textures) , loadname);
+
+ // add two slots for notexture walls and notexture liquids
+ loadmodel->numtextures = m->nummiptex + 2;
+ loadmodel->textures = Mem_Alloc(loadmodel->mempool, loadmodel->numtextures * sizeof(*loadmodel->textures));
+
+ // fill out all slots with notexture
+ for (i = 0;i < loadmodel->numtextures;i++)
+ {
+ loadmodel->textures[i] = tx = Mem_Alloc(loadmodel->mempool, sizeof(texture_t));
+ tx->width = 16;
+ tx->height = 16;
+ tx->texture = r_notexture;
+ if (i == loadmodel->numtextures - 1)
+ tx->flags = SURF_DRAWTURB | SURF_DRAWFULLBRIGHT | SURF_DRAWNOALPHA | SURF_CLIPSOLID;
+ }
// just to work around bounds checking when debugging with it (array index out of bounds error thing)
dofs = m->dataofs;
- for (i=0 ; i<m->nummiptex ; i++)
+ // LordHavoc: mostly rewritten map texture loader
+ for (i = 0;i < m->nummiptex;i++)
{
dofs[i] = LittleLong(dofs[i]);
- if (dofs[i] == -1)
+ if (dofs[i] == -1 || r_nosurftextures.integer)
continue;
- mt = (miptex_t *)((byte *)m + dofs[i]);
- mt->width = LittleLong (mt->width);
- mt->height = LittleLong (mt->height);
- for (j=0 ; j<MIPLEVELS ; j++)
- mt->offsets[j] = LittleLong (mt->offsets[j]);
-
- if ( (mt->width & 15) || (mt->height & 15) )
- Host_Error ("Texture %s is not 16 aligned", mt->name);
- // LordHavoc: rewriting the map texture loader for GLQuake
- tx = Hunk_AllocName (sizeof(texture_t), loadname );
- loadmodel->textures[i] = tx;
-
- // LordHavoc: force all names to lowercase and make sure they are terminated while copying
- for (j = 0;mt->name[j] && j < 15;j++)
+ dmiptex = (miptex_t *)((qbyte *)m + dofs[i]);
+
+ // make sure name is no more than 15 characters
+ for (j = 0;dmiptex->name[j] && j < 15;j++)
+ name[j] = dmiptex->name[j];
+ name[j] = 0;
+
+ mtwidth = LittleLong (dmiptex->width);
+ mtheight = LittleLong (dmiptex->height);
+ mtdata = NULL;
+ j = LittleLong (dmiptex->offsets[0]);
+ if (j)
{
- if (mt->name[j] >= 'A' && mt->name[j] <= 'Z')
- tx->name[j] = mt->name[j] + ('a' - 'A');
- else
- tx->name[j] = mt->name[j];
+ // texture included
+ if (j < 40 || j + mtwidth * mtheight > l->filelen)
+ {
+ Con_Printf ("Texture \"%s\" in \"%s\"is corrupt or incomplete\n", dmiptex->name, loadmodel->name);
+ continue;
+ }
+ mtdata = (qbyte *)dmiptex + j;
+ }
+
+ if ((mtwidth & 15) || (mtheight & 15))
+ Con_Printf ("warning: texture \"%s\" in \"%s\" is not 16 aligned", dmiptex->name, loadmodel->name);
+
+ // LordHavoc: force all names to lowercase
+ for (j = 0;name[j];j++)
+ if (name[j] >= 'A' && name[j] <= 'Z')
+ name[j] += 'a' - 'A';
+
+ tx = loadmodel->textures[i];
+ strcpy(tx->name, name);
+ tx->width = mtwidth;
+ tx->height = mtheight;
+ tx->texture = NULL;
+ tx->glowtexture = NULL;
+ tx->fogtexture = NULL;
+
+ if (!tx->name[0])
+ {
+ sprintf(tx->name, "unnamed%i", i);
+ Con_Printf("warning: unnamed texture in %s, renaming to %s\n", loadmodel->name, tx->name);
}
- for (;j < 16;j++)
- tx->name[j] = 0;
-
- tx->width = mt->width;
- tx->height = mt->height;
- for (j=0 ; j<MIPLEVELS ; j++)
- tx->offsets[j] = 0;
- freeimage = TRUE;
- bytesperpixel = 4;
- fullbrights = FALSE;
- transparent = TRUE;
- data = loadimagepixels(tx->name, FALSE, 0, 0); //tx->width, tx->height);
- if (!data) // no external texture found
+
+ // LordHavoc: HL sky textures are entirely different than quake
+ if (!loadmodel->ishlbsp && !strncmp(tx->name, "sky", 3) && mtwidth == 256 && mtheight == 128)
{
- freeimage = FALSE;
- transparent = FALSE;
- bytesperpixel = 1;
- if (!hlbsp && mt->offsets[0]) // texture included
+ if (loadmodel->isworldmodel)
{
- data = (byte *)((int) mt + mt->offsets[0]);
- if (r_fullbrights.value && tx->name[0] != '*')
+ data = loadimagepixels(tx->name, false, 0, 0);
+ if (data)
{
- for (j = 0;j < tx->width*tx->height;j++)
- if (data[j] >= 224) // fullbright
- {
- fullbrights = TRUE;
- break;
- }
+ if (image_width == 256 && image_height == 128)
+ {
+ R_InitSky (data, 4);
+ Mem_Free(data);
+ }
+ else
+ {
+ Mem_Free(data);
+ Con_Printf ("Invalid replacement texture for sky \"%s\" in %\"%s\", must be 256x128 pixels\n", tx->name, loadmodel->name);
+ if (mtdata != NULL)
+ R_InitSky (mtdata, 1);
+ }
}
+ else if (mtdata != NULL)
+ R_InitSky (mtdata, 1);
}
- else // no texture, and no external replacement texture was found
- {
- tx->width = tx->height = 16;
- data = (byte *)((int) r_notexture_mip + r_notexture_mip->offsets[0]);
- }
- }
- else
- {
- tx->width = image_width;
- tx->height = image_height;
}
- if (!hlbsp && !strncmp(tx->name,"sky",3) && tx->width == 256 && tx->height == 128) // LordHavoc: HL sky textures are entirely unrelated
+ else if ((tx->texture = loadtextureimagewithmask(loadmodel->texturepool, tx->name, 0, 0, false, true, true)))
{
- tx->transparent = FALSE;
- R_InitSky (data, bytesperpixel);
+ tx->fogtexture = image_masktex;
+ strcpy(name, tx->name);
+ strcat(name, "_glow");
+ tx->glowtexture = loadtextureimage(loadmodel->texturepool, name, 0, 0, false, true, true);
}
else
{
- tx->transparent = transparent;
- if (fullbrights)
+ if (loadmodel->ishlbsp)
{
- char name[64];
- byte *data2;
- data2 = malloc(tx->width*tx->height);
- for (j = 0;j < tx->width*tx->height;j++)
- data2[j] = data[j] >= 224 ? 0 : data[j]; // no fullbrights
- tx->gl_texturenum = GL_LoadTexture (tx->name, tx->width, tx->height, data2, true, transparent, 1);
- strcpy(name, tx->name);
- strcat(name, "_glow");
- for (j = 0;j < tx->width*tx->height;j++)
- data2[j] = data[j] >= 224 ? data[j] : 0; // only fullbrights
- tx->gl_glowtexturenum = GL_LoadTexture (name, tx->width, tx->height, data2, true, transparent, 1);
- free(data2);
+ if (mtdata && (data = W_ConvertWAD3Texture(dmiptex)))
+ {
+ // texture included
+ tx->texture = R_LoadTexture (loadmodel->texturepool, tx->name, image_width, image_height, data, TEXTYPE_RGBA, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE);
+ if (R_TextureHasAlpha(tx->texture))
+ {
+ // make mask texture
+ for (j = 0;j < image_width * image_height;j++)
+ data[j*4+0] = data[j*4+1] = data[j*4+2] = 255;
+ strcpy(name, tx->name);
+ strcat(name, "_fog");
+ tx->fogtexture = R_LoadTexture (loadmodel->texturepool, name, image_width, image_height, data, TEXTYPE_RGBA, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE);
+ }
+ Mem_Free(data);
+ }
+ else if ((data = W_GetTexture(tx->name)))
+ {
+ // get the size from the wad texture
+ tx->width = image_width;
+ tx->height = image_height;
+ tx->texture = R_LoadTexture (loadmodel->texturepool, tx->name, image_width, image_height, data, TEXTYPE_RGBA, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE);
+ if (R_TextureHasAlpha(tx->texture))
+ {
+ // make mask texture
+ for (j = 0;j < image_width * image_height;j++)
+ data[j*4+0] = data[j*4+1] = data[j*4+2] = 255;
+ strcpy(name, tx->name);
+ strcat(name, "_fog");
+ tx->fogtexture = R_LoadTexture (loadmodel->texturepool, name, image_width, image_height, data, TEXTYPE_RGBA, TEXF_MIPMAP | TEXF_ALPHA | TEXF_PRECACHE);
+ }
+ Mem_Free(data);
+ }
+ else
+ {
+ tx->width = 16;
+ tx->height = 16;
+ tx->texture = r_notexture;
+ }
}
else
{
- tx->gl_texturenum = GL_LoadTexture (tx->name, tx->width, tx->height, data, true, transparent, bytesperpixel);
- tx->gl_glowtexturenum = 0;
+ if (mtdata) // texture included
+ {
+ int fullbrights;
+ data = mtdata;
+ fullbrights = false;
+ if (r_fullbrights.value && tx->name[0] != '*')
+ {
+ for (j = 0;j < tx->width*tx->height;j++)
+ {
+ if (data[j] >= 224) // fullbright
+ {
+ fullbrights = true;
+ break;
+ }
+ }
+ }
+ if (fullbrights)
+ {
+ data2 = Mem_Alloc(loadmodel->mempool, tx->width*tx->height);
+ for (j = 0;j < tx->width*tx->height;j++)
+ data2[j] = data[j] >= 224 ? 0 : data[j]; // no fullbrights
+ tx->texture = R_LoadTexture (loadmodel->texturepool, tx->name, tx->width, tx->height, data2, TEXTYPE_QPALETTE, TEXF_MIPMAP | TEXF_PRECACHE);
+ strcpy(name, tx->name);
+ strcat(name, "_glow");
+ for (j = 0;j < tx->width*tx->height;j++)
+ data2[j] = data[j] >= 224 ? data[j] : 0; // only fullbrights
+ tx->glowtexture = R_LoadTexture (loadmodel->texturepool, name, tx->width, tx->height, data2, TEXTYPE_QPALETTE, TEXF_MIPMAP | TEXF_PRECACHE);
+ Mem_Free(data2);
+ }
+ else
+ tx->texture = R_LoadTexture (loadmodel->texturepool, tx->name, tx->width, tx->height, data, TEXTYPE_QPALETTE, TEXF_MIPMAP | TEXF_PRECACHE);
+ }
+ else // no texture, and no external replacement texture was found
+ {
+ tx->width = 16;
+ tx->height = 16;
+ tx->texture = r_notexture;
+ }
}
}
- if (freeimage)
- free(data);
+
+ if (tx->name[0] == '*')
+ {
+ tx->flags |= (SURF_DRAWTURB | SURF_LIGHTBOTHSIDES);
+ // LordHavoc: some turbulent textures should be fullbright and solid
+ if (!strncmp(tx->name,"*lava",5)
+ || !strncmp(tx->name,"*teleport",9)
+ || !strncmp(tx->name,"*rift",5)) // Scourge of Armagon texture
+ tx->flags |= (SURF_DRAWFULLBRIGHT | SURF_DRAWNOALPHA | SURF_CLIPSOLID);
+ }
+ else if (tx->name[0] == 's' && tx->name[1] == 'k' && tx->name[2] == 'y')
+ tx->flags |= (SURF_DRAWSKY | SURF_CLIPSOLID);
+ else
+ {
+ tx->flags |= SURF_LIGHTMAP;
+ if (!R_TextureHasAlpha(tx->texture))
+ tx->flags |= SURF_CLIPSOLID;
+ }
+
+ tx->detailtexture = detailtextures[i % NUM_DETAILTEXTURES];
}
-//
-// sequence the animations
-//
- for (i=0 ; i<m->nummiptex ; i++)
+ // sequence the animations
+ for (i = 0;i < m->nummiptex;i++)
{
tx = loadmodel->textures[i];
- if (!tx || tx->name[0] != '+')
+ if (!tx || tx->name[0] != '+' || tx->name[1] == 0 || tx->name[2] == 0)
continue;
- if (tx->anim_next)
- continue; // allready sequenced
+ if (tx->anim_total[0] || tx->anim_total[1])
+ continue; // already sequenced
- // find the number of frames in the animation
+ // find the number of frames in the animation
memset (anims, 0, sizeof(anims));
memset (altanims, 0, sizeof(altanims));
- max = tx->name[1];
- altmax = 0;
- if (max >= 'a' && max <= 'z')
- max -= 'a' - 'A';
- if (max >= '0' && max <= '9')
- {
- max -= '0';
- altmax = 0;
- anims[max] = tx;
- max++;
- }
- else if (max >= 'A' && max <= 'J')
- {
- altmax = max - 'A';
- max = 0;
- altanims[altmax] = tx;
- altmax++;
- }
- else
- Host_Error ("Bad animating texture %s", tx->name);
-
- for (j=i+1 ; j<m->nummiptex ; j++)
+ for (j = i;j < m->nummiptex;j++)
{
tx2 = loadmodel->textures[j];
- if (!tx2 || tx2->name[0] != '+')
- continue;
- if (strcmp (tx2->name+2, tx->name+2))
+ if (!tx2 || tx2->name[0] != '+' || strcmp (tx2->name+2, tx->name+2))
continue;
num = tx2->name[1];
- if (num >= 'a' && num <= 'z')
- num -= 'a' - 'A';
if (num >= '0' && num <= '9')
+ anims[num - '0'] = tx2;
+ else if (num >= 'a' && num <= 'j')
+ altanims[num - 'a'] = tx2;
+ else
+ Con_Printf ("Bad animating texture %s\n", tx->name);
+ }
+
+ max = altmax = 0;
+ for (j = 0;j < 10;j++)
+ {
+ if (anims[j])
+ max = j + 1;
+ if (altanims[j])
+ altmax = j + 1;
+ }
+ //Con_Printf("linking animation %s (%i:%i frames)\n\n", tx->name, max, altmax);
+
+ incomplete = false;
+ for (j = 0;j < max;j++)
+ {
+ if (!anims[j])
{
- num -= '0';
- anims[num] = tx2;
- if (num+1 > max)
- max = num + 1;
+ Con_Printf ("Missing frame %i of %s\n", j, tx->name);
+ incomplete = true;
}
- else if (num >= 'A' && num <= 'J')
+ }
+ for (j = 0;j < altmax;j++)
+ {
+ if (!altanims[j])
{
- num = num - 'A';
- altanims[num] = tx2;
- if (num+1 > altmax)
- altmax = num+1;
+ Con_Printf ("Missing altframe %i of %s\n", j, tx->name);
+ incomplete = true;
}
- else
- Host_Error ("Bad animating texture %s", tx->name);
}
-
-#define ANIM_CYCLE 2
- // link them all together
- for (j=0 ; j<max ; j++)
+ if (incomplete)
+ continue;
+
+ if (altmax < 1)
+ {
+ // if there is no alternate animation, duplicate the primary
+ // animation into the alternate
+ altmax = max;
+ for (k = 0;k < 10;k++)
+ altanims[k] = anims[k];
+ }
+
+ // link together the primary animation
+ for (j = 0;j < max;j++)
{
tx2 = anims[j];
- if (!tx2)
- Host_Error ("Missing frame %i of %s",j, tx->name);
- tx2->anim_total = max * ANIM_CYCLE;
- tx2->anim_min = j * ANIM_CYCLE;
- tx2->anim_max = (j+1) * ANIM_CYCLE;
- tx2->anim_next = anims[ (j+1)%max ];
- if (altmax)
- tx2->alternate_anims = altanims[0];
+ tx2->animated = true;
+ tx2->anim_total[0] = max;
+ tx2->anim_total[1] = altmax;
+ for (k = 0;k < 10;k++)
+ {
+ tx2->anim_frames[0][k] = anims[k];
+ tx2->anim_frames[1][k] = altanims[k];
+ }
}
- for (j=0 ; j<altmax ; j++)
+
+ // if there really is an alternate anim...
+ if (anims[0] != altanims[0])
{
- tx2 = altanims[j];
- if (!tx2)
- Host_Error ("Missing frame %i of %s",j, tx->name);
- tx2->anim_total = altmax * ANIM_CYCLE;
- tx2->anim_min = j * ANIM_CYCLE;
- tx2->anim_max = (j+1) * ANIM_CYCLE;
- tx2->anim_next = altanims[ (j+1)%altmax ];
- if (max)
- tx2->alternate_anims = anims[0];
+ // link together the alternate animation
+ for (j = 0;j < altmax;j++)
+ {
+ tx2 = altanims[j];
+ tx2->animated = true;
+ // the primary/alternate are reversed here
+ tx2->anim_total[0] = altmax;
+ tx2->anim_total[1] = max;
+ for (k = 0;k < 10;k++)
+ {
+ tx2->anim_frames[0][k] = altanims[k];
+ tx2->anim_frames[1][k] = anims[k];
+ }
+ }
}
}
}
Mod_LoadLighting
=================
*/
-void Mod_LoadLighting (lump_t *l)
+static void Mod_LoadLighting (lump_t *l)
{
int i;
- byte *in, *out, *data;
- byte d;
+ qbyte *in, *out, *data, d;
char litfilename[1024];
loadmodel->lightdata = NULL;
- if (hlbsp) // LordHavoc: load the colored lighting data straight
+ if (loadmodel->ishlbsp) // LordHavoc: load the colored lighting data straight
{
- loadmodel->lightdata = Hunk_AllocName ( l->filelen, loadname);
+ loadmodel->lightdata = Mem_Alloc(loadmodel->mempool, l->filelen);
memcpy (loadmodel->lightdata, mod_base + l->fileofs, l->filelen);
}
else // LordHavoc: bsp version 29 (normal white lighting)
strcpy(litfilename, loadmodel->name);
COM_StripExtension(litfilename, litfilename);
strcat(litfilename, ".lit");
- data = (byte*) COM_LoadHunkFile (litfilename, false);
+ data = (qbyte*) COM_LoadFile (litfilename, false);
if (data)
{
- if (data[0] == 'Q' && data[1] == 'L' && data[2] == 'I' && data[3] == 'T')
+ if (loadsize > 8 && data[0] == 'Q' && data[1] == 'L' && data[2] == 'I' && data[3] == 'T')
{
i = LittleLong(((int *)data)[1]);
if (i == 1)
{
Con_DPrintf("%s loaded", litfilename);
- loadmodel->lightdata = data + 8;
+ loadmodel->lightdata = Mem_Alloc(loadmodel->mempool, loadsize - 8);
+ memcpy(loadmodel->lightdata, data + 8, loadsize - 8);
+ Mem_Free(data);
return;
}
else
+ {
Con_Printf("Unknown .lit file version (%d)\n", i);
+ Mem_Free(data);
+ }
}
else
- Con_Printf("Corrupt .lit file (old version?), ignoring\n");
+ {
+ if (loadsize == 8)
+ Con_Printf("Empty .lit file, ignoring\n");
+ else
+ Con_Printf("Corrupt .lit file (old version?), ignoring\n");
+ Mem_Free(data);
+ }
}
// LordHavoc: oh well, expand the white lighting data
if (!l->filelen)
return;
- loadmodel->lightdata = Hunk_AllocName ( l->filelen*3, litfilename);
+ loadmodel->lightdata = Mem_Alloc(loadmodel->mempool, l->filelen*3);
in = loadmodel->lightdata + l->filelen*2; // place the file at the end, so it will not be overwritten until the very last write
out = loadmodel->lightdata;
memcpy (in, mod_base + l->fileofs, l->filelen);
}
}
+void Mod_LoadLightList(void)
+{
+ int a, n, numlights;
+ char lightsfilename[1024], *s, *t, *lightsstring;
+ mlight_t *e;
+
+ strcpy(lightsfilename, loadmodel->name);
+ COM_StripExtension(lightsfilename, lightsfilename);
+ strcat(lightsfilename, ".lights");
+ s = lightsstring = (char *) COM_LoadFile (lightsfilename, false);
+ if (s)
+ {
+ numlights = 0;
+ while (*s)
+ {
+ while (*s && *s != '\n')
+ s++;
+ if (!*s)
+ {
+ Mem_Free(lightsstring);
+ Host_Error("lights file must end with a newline\n");
+ }
+ s++;
+ numlights++;
+ }
+ loadmodel->lights = Mem_Alloc(loadmodel->mempool, numlights * sizeof(mlight_t));
+ s = lightsstring;
+ n = 0;
+ while (*s && n < numlights)
+ {
+ t = s;
+ while (*s && *s != '\n')
+ s++;
+ if (!*s)
+ {
+ Mem_Free(lightsstring);
+ Host_Error("misparsed lights file!\n");
+ }
+ e = loadmodel->lights + n;
+ *s = 0;
+ a = sscanf(t, "%f %f %f %f %f %f %f %f %f %f %f %f %f %d", &e->origin[0], &e->origin[1], &e->origin[2], &e->falloff, &e->light[0], &e->light[1], &e->light[2], &e->subtract, &e->spotdir[0], &e->spotdir[1], &e->spotdir[2], &e->spotcone, &e->distbias, &e->style);
+ *s = '\n';
+ if (a != 14)
+ {
+ Mem_Free(lightsstring);
+ Host_Error("invalid lights file, found %d parameters on line %i, should be 13 parameters (origin[0] origin[1] origin[2] falloff light[0] light[1] light[2] subtract spotdir[0] spotdir[1] spotdir[2] spotcone style)\n", a, n + 1);
+ }
+ s++;
+ n++;
+ }
+ if (*s)
+ {
+ Mem_Free(lightsstring);
+ Host_Error("misparsed lights file!\n");
+ }
+ loadmodel->numlights = numlights;
+ Mem_Free(lightsstring);
+ }
+}
+
/*
=================
Mod_LoadVisibility
=================
*/
-void Mod_LoadVisibility (lump_t *l)
+static void Mod_LoadVisibility (lump_t *l)
{
+ loadmodel->visdata = NULL;
if (!l->filelen)
- {
- loadmodel->visdata = NULL;
return;
- }
- loadmodel->visdata = Hunk_AllocName ( l->filelen, loadname);
+ loadmodel->visdata = Mem_Alloc(loadmodel->mempool, l->filelen);
memcpy (loadmodel->visdata, mod_base + l->fileofs, l->filelen);
}
-void CL_ParseEntityLump(char *entdata);
-
-extern qboolean isworldmodel;
+// used only for HalfLife maps
+void Mod_ParseWadsFromEntityLump(char *data)
+{
+ char key[128], value[4096];
+ char wadname[128];
+ int i, j, k;
+ if (!data)
+ return;
+ data = COM_Parse(data);
+ if (!data)
+ return; // error
+ if (com_token[0] != '{')
+ return; // error
+ while (1)
+ {
+ data = COM_Parse(data);
+ if (!data)
+ return; // error
+ if (com_token[0] == '}')
+ break; // end of worldspawn
+ if (com_token[0] == '_')
+ strcpy(key, com_token + 1);
+ else
+ strcpy(key, com_token);
+ while (key[strlen(key)-1] == ' ') // remove trailing spaces
+ key[strlen(key)-1] = 0;
+ data = COM_Parse(data);
+ if (!data)
+ return; // error
+ strcpy(value, com_token);
+ if (!strcmp("wad", key)) // for HalfLife maps
+ {
+ if (loadmodel->ishlbsp)
+ {
+ j = 0;
+ for (i = 0;i < 4096;i++)
+ if (value[i] != ';' && value[i] != '\\' && value[i] != '/' && value[i] != ':')
+ break;
+ if (value[i])
+ {
+ for (;i < 4096;i++)
+ {
+ // ignore path - the \\ check is for HalfLife... stupid windoze 'programmers'...
+ if (value[i] == '\\' || value[i] == '/' || value[i] == ':')
+ j = i+1;
+ else if (value[i] == ';' || value[i] == 0)
+ {
+ k = value[i];
+ value[i] = 0;
+ strcpy(wadname, "textures/");
+ strcat(wadname, &value[j]);
+ W_LoadTextureWadFile (wadname, false);
+ j = i+1;
+ if (!k)
+ break;
+ }
+ }
+ }
+ }
+ }
+ }
+}
/*
=================
Mod_LoadEntities
=================
*/
-void Mod_LoadEntities (lump_t *l)
+static void Mod_LoadEntities (lump_t *l)
{
+ loadmodel->entities = NULL;
if (!l->filelen)
- {
- loadmodel->entities = NULL;
return;
- }
- loadmodel->entities = Hunk_AllocName ( l->filelen, loadname);
+ loadmodel->entities = Mem_Alloc(loadmodel->mempool, l->filelen);
memcpy (loadmodel->entities, mod_base + l->fileofs, l->filelen);
-
- if (isworldmodel)
- CL_ParseEntityLump(loadmodel->entities);
+ if (loadmodel->ishlbsp)
+ Mod_ParseWadsFromEntityLump(loadmodel->entities);
}
Mod_LoadVertexes
=================
*/
-void Mod_LoadVertexes (lump_t *l)
+static void Mod_LoadVertexes (lump_t *l)
{
dvertex_t *in;
mvertex_t *out;
if (l->filelen % sizeof(*in))
Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
+ out = Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
loadmodel->vertexes = out;
loadmodel->numvertexes = count;
Mod_LoadSubmodels
=================
*/
-void Mod_LoadSubmodels (lump_t *l)
+static void Mod_LoadSubmodels (lump_t *l)
{
dmodel_t *in;
dmodel_t *out;
if (l->filelen % sizeof(*in))
Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
+ out = Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
loadmodel->submodels = out;
loadmodel->numsubmodels = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<3 ; j++)
- { // spread the mins / maxs by a pixel
+ {
+ // spread the mins / maxs by a pixel
out->mins[j] = LittleFloat (in->mins[j]) - 1;
out->maxs[j] = LittleFloat (in->maxs[j]) + 1;
out->origin[j] = LittleFloat (in->origin[j]);
Mod_LoadEdges
=================
*/
-void Mod_LoadEdges (lump_t *l)
+static void Mod_LoadEdges (lump_t *l)
{
dedge_t *in;
medge_t *out;
if (l->filelen % sizeof(*in))
Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( (count + 1) * sizeof(*out), loadname);
+ out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
loadmodel->edges = out;
loadmodel->numedges = count;
Mod_LoadTexinfo
=================
*/
-void Mod_LoadTexinfo (lump_t *l)
+static void Mod_LoadTexinfo (lump_t *l)
{
texinfo_t *in;
mtexinfo_t *out;
- int i, j, k, count;
- int miptex;
- float len1, len2;
+ int i, j, k, count, miptex;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
+ out = Mem_Alloc(loadmodel->mempool, count * sizeof(*out));
loadmodel->texinfo = out;
loadmodel->numtexinfo = count;
- for ( i=0 ; i<count ; i++, in++, out++)
+ for (i = 0;i < count;i++, in++, out++)
{
- for (k=0 ; k<2 ; k++)
- for (j=0 ; j<4 ; j++)
+ for (k = 0;k < 2;k++)
+ for (j = 0;j < 4;j++)
out->vecs[k][j] = LittleFloat (in->vecs[k][j]);
- len1 = Length (out->vecs[0]);
- len2 = Length (out->vecs[1]);
- len1 = (len1 + len2)/2;
- if (len1 < 0.32)
- out->mipadjust = 4;
- else if (len1 < 0.49)
- out->mipadjust = 3;
- else if (len1 < 0.99)
- out->mipadjust = 2;
- else
- out->mipadjust = 1;
-#if 0
- if (len1 + len2 < 0.001)
- out->mipadjust = 1; // don't crash
- else
- out->mipadjust = 1 / floor( (len1+len2)/2 + 0.1 );
-#endif
miptex = LittleLong (in->miptex);
out->flags = LittleLong (in->flags);
-
- if (!loadmodel->textures)
+
+ out->texture = NULL;
+ if (loadmodel->textures)
{
- out->texture = r_notexture_mip; // checkerboard texture
- out->flags = 0;
- out->texture->transparent = FALSE;
+ if ((unsigned int) miptex >= (unsigned int) loadmodel->numtextures)
+ Con_Printf ("error in model \"%s\": invalid miptex index %i (of %i)\n", loadmodel->name, miptex, loadmodel->numtextures);
+ else
+ out->texture = loadmodel->textures[miptex];
}
- else
+ if (out->texture == NULL)
{
- if (miptex >= loadmodel->numtextures)
- Host_Error ("miptex >= loadmodel->numtextures");
- out->texture = loadmodel->textures[miptex];
- if (!out->texture)
- {
- out->texture = r_notexture_mip; // texture not found
- out->flags = 0;
- out->texture->transparent = FALSE;
- }
+ // choose either the liquid notexture, or the normal notexture
+ if (out->flags & TEX_SPECIAL)
+ out->texture = loadmodel->textures[loadmodel->numtextures - 1];
+ else
+ out->texture = loadmodel->textures[loadmodel->numtextures - 2];
}
}
}
Fills in s->texturemins[] and s->extents[]
================
*/
-void CalcSurfaceExtents (msurface_t *s)
+static void CalcSurfaceExtents (msurface_t *s)
{
float mins[2], maxs[2], val;
int i,j, e;
mtexinfo_t *tex;
int bmins[2], bmaxs[2];
- mins[0] = mins[1] = 999999;
- maxs[0] = maxs[1] = -99999;
+ mins[0] = mins[1] = 999999999;
+ maxs[0] = maxs[1] = -999999999;
tex = s->texinfo;
-
+
for (i=0 ; i<s->numedges ; i++)
{
e = loadmodel->surfedges[s->firstedge+i];
v = &loadmodel->vertexes[loadmodel->edges[e].v[0]];
else
v = &loadmodel->vertexes[loadmodel->edges[-e].v[1]];
-
+
for (j=0 ; j<2 ; j++)
{
- val = v->position[0] * tex->vecs[j][0] +
+ val = v->position[0] * tex->vecs[j][0] +
v->position[1] * tex->vecs[j][1] +
v->position[2] * tex->vecs[j][2] +
tex->vecs[j][3];
}
for (i=0 ; i<2 ; i++)
- {
+ {
bmins[i] = floor(mins[i]/16);
bmaxs[i] = ceil(maxs[i]/16);
s->texturemins[i] = bmins[i] * 16;
s->extents[i] = (bmaxs[i] - bmins[i]) * 16;
- if ( !(tex->flags & TEX_SPECIAL) && s->extents[i] > 512 /* 256 */ )
- Host_Error ("Bad surface extents");
}
}
-void GL_SubdivideSurface (msurface_t *fa);
-extern char skyname[];
-
-/*
-=================
-Mod_LoadFaces
-=================
-*/
-void Mod_LoadFaces (lump_t *l)
+void BoundPoly (int numverts, float *verts, vec3_t mins, vec3_t maxs)
{
- dface_t *in;
- msurface_t *out;
- int i, count, surfnum;
- int planenum, side;
+ int i, j;
+ float *v;
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
+ mins[0] = mins[1] = mins[2] = 9999;
+ maxs[0] = maxs[1] = maxs[2] = -9999;
+ v = verts;
+ for (i = 0;i < numverts;i++)
+ {
+ for (j = 0;j < 3;j++, v++)
+ {
+ if (*v < mins[j])
+ mins[j] = *v;
+ if (*v > maxs[j])
+ maxs[j] = *v;
+ }
+ }
+}
- loadmodel->surfaces = out;
- loadmodel->numsurfaces = count;
+#if 0
+#define MAX_SUBDIVPOLYTRIANGLES 4096
+#define MAX_SUBDIVPOLYVERTS (MAX_SUBDIVPOLYTRIANGLES * 3)
- for ( surfnum=0 ; surfnum<count ; surfnum++, in++, out++)
- {
- out->firstedge = LittleLong(in->firstedge);
- out->numedges = LittleShort(in->numedges);
- out->flags = 0;
+static int subdivpolyverts, subdivpolytriangles;
+static int subdivpolyindex[MAX_SUBDIVPOLYTRIANGLES][3];
+static float subdivpolyvert[MAX_SUBDIVPOLYVERTS][3];
- planenum = LittleShort(in->planenum);
- side = LittleShort(in->side);
- if (side)
- out->flags |= SURF_PLANEBACK;
+static int subdivpolylookupvert(vec3_t v)
+{
+ int i;
+ for (i = 0;i < subdivpolyverts;i++)
+ if (subdivpolyvert[i][0] == v[0]
+ && subdivpolyvert[i][1] == v[1]
+ && subdivpolyvert[i][2] == v[2])
+ return i;
+ if (subdivpolyverts >= MAX_SUBDIVPOLYVERTS)
+ Host_Error("SubDividePolygon: ran out of vertices in buffer, please increase your r_subdivide_size");
+ VectorCopy(v, subdivpolyvert[subdivpolyverts]);
+ return subdivpolyverts++;
+}
- out->plane = loadmodel->planes + planenum;
+static void SubdividePolygon (int numverts, float *verts)
+{
+ int i, i1, i2, i3, f, b, c, p;
+ vec3_t mins, maxs, front[256], back[256];
+ float m, *pv, *cv, dist[256], frac;
- out->texinfo = loadmodel->texinfo + LittleShort (in->texinfo);
+ if (numverts > 250)
+ Host_Error ("SubdividePolygon: ran out of verts in buffer");
- CalcSurfaceExtents (out);
-
- // lighting info
+ BoundPoly (numverts, verts, mins, maxs);
- for (i=0 ; i<MAXLIGHTMAPS ; i++)
- out->styles[i] = in->styles[i];
- i = LittleLong(in->lightofs);
- if (i == -1)
- out->samples = NULL;
- else if (hlbsp) // LordHavoc: HalfLife map (bsp version 30)
- out->samples = loadmodel->lightdata + i;
- else // LordHavoc: white lighting (bsp version 29)
- out->samples = loadmodel->lightdata + (i * 3);
-
- // set the drawing flags flag
-
-// if (!strncmp(out->texinfo->texture->name,"sky",3)) // sky
- // LordHavoc: faster check
- if ((out->texinfo->texture->name[0] == 's' || out->texinfo->texture->name[0] == 'S')
- && (out->texinfo->texture->name[1] == 'k' || out->texinfo->texture->name[1] == 'K')
- && (out->texinfo->texture->name[2] == 'y' || out->texinfo->texture->name[2] == 'Y'))
- {
- // LordHavoc: for consistency reasons, mark sky as fullbright and solid as well
- out->flags |= (SURF_DRAWSKY | SURF_DRAWTILED | SURF_DRAWFULLBRIGHT | SURF_DRAWNOALPHA);
- GL_SubdivideSurface (out); // cut up polygon for warps
+ for (i = 0;i < 3;i++)
+ {
+ m = (mins[i] + maxs[i]) * 0.5;
+ m = r_subdivide_size.value * floor (m/r_subdivide_size.value + 0.5);
+ if (maxs[i] - m < 8)
continue;
- }
-
-// if (!strncmp(out->texinfo->texture->name,"*",1)) // turbulent
- if (out->texinfo->texture->name[0] == '*') // LordHavoc: faster check
+ if (m - mins[i] < 8)
+ continue;
+
+ // cut it
+ for (cv = verts, c = 0;c < numverts;c++, cv += 3)
+ dist[c] = cv[i] - m;
+
+ f = b = 0;
+ for (p = numverts - 1, c = 0, pv = verts + p * 3, cv = verts;c < numverts;p = c, c++, pv = cv, cv += 3)
{
- out->flags |= (SURF_DRAWTURB | SURF_DRAWTILED);
- // LordHavoc: some turbulent textures should be fullbright and solid
- if (!strncmp(out->texinfo->texture->name,"*lava",5)
- || !strncmp(out->texinfo->texture->name,"*teleport",9)
- || !strncmp(out->texinfo->texture->name,"*rift",5)) // Scourge of Armagon texture
- out->flags |= (SURF_DRAWFULLBRIGHT | SURF_DRAWNOALPHA);
- for (i=0 ; i<2 ; i++)
+ if (dist[p] >= 0)
{
- out->extents[i] = 16384;
- out->texturemins[i] = -8192;
+ VectorCopy (pv, front[f]);
+ f++;
+ }
+ if (dist[p] <= 0)
+ {
+ VectorCopy (pv, back[b]);
+ b++;
+ }
+ if (dist[p] == 0 || dist[c] == 0)
+ continue;
+ if ( (dist[p] > 0) != (dist[c] > 0) )
+ {
+ // clip point
+ frac = dist[p] / (dist[p] - dist[c]);
+ front[f][0] = back[b][0] = pv[0] + frac * (cv[0] - pv[0]);
+ front[f][1] = back[b][1] = pv[1] + frac * (cv[1] - pv[1]);
+ front[f][2] = back[b][2] = pv[2] + frac * (cv[2] - pv[2]);
+ f++;
+ b++;
}
- GL_SubdivideSurface (out); // cut up polygon for warps
- continue;
}
+ SubdividePolygon (f, front[0]);
+ SubdividePolygon (b, back[0]);
+ return;
}
-}
+ i1 = subdivpolylookupvert(verts);
+ i2 = subdivpolylookupvert(verts + 3);
+ for (i = 2;i < numverts;i++)
+ {
+ if (subdivpolytriangles >= MAX_SUBDIVPOLYTRIANGLES)
+ {
+ Con_Printf("SubdividePolygon: ran out of triangles in buffer, please increase your r_subdivide_size\n");
+ return;
+ }
+
+ i3 = subdivpolylookupvert(verts + i * 3);
+ subdivpolyindex[subdivpolytriangles][0] = i1;
+ subdivpolyindex[subdivpolytriangles][1] = i2;
+ subdivpolyindex[subdivpolytriangles][2] = i3;
+ i2 = i3;
+ subdivpolytriangles++;
+ }
+}
/*
-=================
-Mod_SetParent
-=================
+================
+Mod_GenerateWarpMesh
+
+Breaks a polygon up along axial 64 unit
+boundaries so that turbulent and sky warps
+can be done reasonably.
+================
*/
-void Mod_SetParent (mnode_t *node, mnode_t *parent)
+void Mod_GenerateWarpMesh (msurface_t *surf)
{
- node->parent = parent;
- if (node->contents < 0)
- return;
- Mod_SetParent (node->children[0], node);
- Mod_SetParent (node->children[1], node);
+ int i, j;
+ surfvertex_t *v;
+ surfmesh_t *mesh;
+
+ subdivpolytriangles = 0;
+ subdivpolyverts = 0;
+ SubdividePolygon (surf->poly_numverts, surf->poly_verts);
+ if (subdivpolytriangles < 1)
+ Host_Error("Mod_GenerateWarpMesh: no triangles?\n");
+
+ surf->mesh = mesh = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) + subdivpolytriangles * sizeof(int[3]) + subdivpolyverts * sizeof(surfvertex_t));
+ mesh->numverts = subdivpolyverts;
+ mesh->numtriangles = subdivpolytriangles;
+ mesh->vertex = (surfvertex_t *)(mesh + 1);
+ mesh->index = (int *)(mesh->vertex + mesh->numverts);
+ memset(mesh->vertex, 0, mesh->numverts * sizeof(surfvertex_t));
+
+ for (i = 0;i < mesh->numtriangles;i++)
+ for (j = 0;j < 3;j++)
+ mesh->index[i*3+j] = subdivpolyindex[i][j];
+
+ for (i = 0, v = mesh->vertex;i < subdivpolyverts;i++, v++)
+ {
+ VectorCopy(subdivpolyvert[i], v->v);
+ v->st[0] = DotProduct (v->v, surf->texinfo->vecs[0]);
+ v->st[1] = DotProduct (v->v, surf->texinfo->vecs[1]);
+ }
}
+#endif
-/*
-=================
-Mod_LoadNodes
-=================
-*/
-void Mod_LoadNodes (lump_t *l)
+void Mod_GenerateVertexLitMesh (msurface_t *surf)
{
- int i, j, count, p;
- dnode_t *in;
- mnode_t *out;
+ int i, is, it, *index, smax, tmax;
+ float *in, s, t;
+ surfvertex_t *out;
+ surfmesh_t *mesh;
+
+ smax = surf->extents[0] >> 4;
+ tmax = surf->extents[1] >> 4;
+ surf->lightmaptexturestride = 0;
+ surf->lightmaptexture = NULL;
+
+ surf->mesh = mesh = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) + (surf->poly_numverts - 2) * sizeof(int[3]) + surf->poly_numverts * sizeof(surfvertex_t));
+ mesh->numverts = surf->poly_numverts;
+ mesh->numtriangles = surf->poly_numverts - 2;
+ mesh->vertex = (surfvertex_t *)(mesh + 1);
+ mesh->index = (int *)(mesh->vertex + mesh->numverts);
+ memset(mesh->vertex, 0, mesh->numverts * sizeof(surfvertex_t));
+
+ index = mesh->index;
+ for (i = 0;i < mesh->numtriangles;i++)
+ {
+ *index++ = 0;
+ *index++ = i + 1;
+ *index++ = i + 2;
+ }
- in = (void *)(mod_base + l->fileofs);
- if (l->filelen % sizeof(*in))
- Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
+ for (i = 0, in = surf->poly_verts, out = mesh->vertex;i < mesh->numverts;i++, in += 3, out++)
+ {
+ VectorCopy (in, out->v);
- loadmodel->nodes = out;
+ s = DotProduct (out->v, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3];
+ t = DotProduct (out->v, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3];
+
+ out->ab[0] = s * (1.0f / 16.0f);
+ out->ab[1] = t * (1.0f / 16.0f);
+
+ out->st[0] = s / surf->texinfo->texture->width;
+ out->st[1] = t / surf->texinfo->texture->height;
+
+ s = (s + 8 - surf->texturemins[0]) * (1.0 / 16.0);
+ t = (t + 8 - surf->texturemins[1]) * (1.0 / 16.0);
+
+ // lightmap coordinates
+ out->uv[0] = 0;
+ out->uv[1] = 0;
+
+ // LordHavoc: calc lightmap data offset for vertex lighting to use
+ is = (int) s;
+ it = (int) t;
+ is = bound(0, is, smax);
+ it = bound(0, it, tmax);
+ out->lightmapoffset = ((it * (smax+1) + is) * 3);
+ }
+}
+
+void Mod_GenerateLightmappedMesh (msurface_t *surf)
+{
+ int i, is, it, *index, smax, tmax;
+ float *in, s, t, xbase, ybase, xscale, yscale;
+ surfvertex_t *out;
+ surfmesh_t *mesh;
+
+ surf->flags |= SURF_LIGHTMAP;
+ smax = surf->extents[0] >> 4;
+ tmax = surf->extents[1] >> 4;
+ if (r_miplightmaps.integer)
+ {
+ surf->lightmaptexturestride = (surf->extents[0]>>4)+1;
+ surf->lightmaptexture = R_LoadTexture(loadmodel->texturepool, NULL, surf->lightmaptexturestride, (surf->extents[1]>>4)+1, NULL, loadmodel->lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, TEXF_MIPMAP | TEXF_PRECACHE);
+ }
+ else
+ {
+ surf->lightmaptexturestride = R_CompatibleFragmentWidth((surf->extents[0]>>4)+1, loadmodel->lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, 0);
+ surf->lightmaptexture = R_LoadTexture(loadmodel->texturepool, NULL, surf->lightmaptexturestride, (surf->extents[1]>>4)+1, NULL, loadmodel->lightmaprgba ? TEXTYPE_RGBA : TEXTYPE_RGB, TEXF_FRAGMENT | TEXF_PRECACHE);
+ }
+ R_FragmentLocation(surf->lightmaptexture, NULL, NULL, &xbase, &ybase, &xscale, &yscale);
+ xscale = (xscale - xbase) * 16.0 / ((surf->extents[0] & ~15) + 16);
+ yscale = (yscale - ybase) * 16.0 / ((surf->extents[1] & ~15) + 16);
+
+ surf->mesh = mesh = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) + (surf->poly_numverts - 2) * sizeof(int[3]) + surf->poly_numverts * sizeof(surfvertex_t));
+ mesh->numverts = surf->poly_numverts;
+ mesh->numtriangles = surf->poly_numverts - 2;
+ mesh->vertex = (surfvertex_t *)(mesh + 1);
+ mesh->index = (int *)(mesh->vertex + mesh->numverts);
+ memset(mesh->vertex, 0, mesh->numverts * sizeof(surfvertex_t));
+
+ index = mesh->index;
+ for (i = 0;i < mesh->numtriangles;i++)
+ {
+ *index++ = 0;
+ *index++ = i + 1;
+ *index++ = i + 2;
+ }
+
+ for (i = 0, in = surf->poly_verts, out = mesh->vertex;i < mesh->numverts;i++, in += 3, out++)
+ {
+ VectorCopy (in, out->v);
+
+ s = DotProduct (out->v, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3];
+ t = DotProduct (out->v, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3];
+
+ out->ab[0] = s * (1.0f / 16.0f);
+ out->ab[1] = t * (1.0f / 16.0f);
+
+ out->st[0] = s / surf->texinfo->texture->width;
+ out->st[1] = t / surf->texinfo->texture->height;
+
+ s = (s + 8 - surf->texturemins[0]) * (1.0 / 16.0);
+ t = (t + 8 - surf->texturemins[1]) * (1.0 / 16.0);
+
+ // lightmap coordinates
+ out->uv[0] = s * xscale + xbase;
+ out->uv[1] = t * yscale + ybase;
+
+ // LordHavoc: calc lightmap data offset for vertex lighting to use
+ is = (int) s;
+ it = (int) t;
+ is = bound(0, is, smax);
+ it = bound(0, it, tmax);
+ out->lightmapoffset = ((it * (smax+1) + is) * 3);
+ }
+}
+
+void Mod_GenerateVertexMesh (msurface_t *surf)
+{
+ int i, *index;
+ float *in, s, t;
+ surfvertex_t *out;
+ surfmesh_t *mesh;
+
+ surf->lightmaptexturestride = 0;
+ surf->lightmaptexture = NULL;
+
+ surf->mesh = mesh = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) + (surf->poly_numverts - 2) * sizeof(int[3]) + surf->poly_numverts * sizeof(surfvertex_t));
+ mesh->numverts = surf->poly_numverts;
+ mesh->numtriangles = surf->poly_numverts - 2;
+ mesh->vertex = (surfvertex_t *)(mesh + 1);
+ mesh->index = (int *)(mesh->vertex + mesh->numverts);
+ memset(mesh->vertex, 0, mesh->numverts * sizeof(surfvertex_t));
+
+ index = mesh->index;
+ for (i = 0;i < mesh->numtriangles;i++)
+ {
+ *index++ = 0;
+ *index++ = i + 1;
+ *index++ = i + 2;
+ }
+
+ for (i = 0, in = surf->poly_verts, out = mesh->vertex;i < mesh->numverts;i++, in += 3, out++)
+ {
+ VectorCopy (in, out->v);
+ s = (DotProduct (out->v, surf->texinfo->vecs[0]) + surf->texinfo->vecs[0][3]);
+ t = (DotProduct (out->v, surf->texinfo->vecs[1]) + surf->texinfo->vecs[1][3]);
+ out->st[0] = s / surf->texinfo->texture->width;
+ out->st[1] = t / surf->texinfo->texture->height;
+ out->ab[0] = s * (1.0f / 16.0f);
+ out->ab[1] = t * (1.0f / 16.0f);
+ }
+}
+
+void Mod_GenerateSurfacePolygon (msurface_t *surf)
+{
+ int i, lindex;
+ float *vec, *vert, mins[3], maxs[3];
+
+ // convert edges back to a normal polygon
+ surf->poly_numverts = surf->numedges;
+ vert = surf->poly_verts = Mem_Alloc(loadmodel->mempool, sizeof(float[3]) * surf->numedges);
+ for (i = 0;i < surf->numedges;i++)
+ {
+ lindex = loadmodel->surfedges[surf->firstedge + i];
+ if (lindex > 0)
+ vec = loadmodel->vertexes[loadmodel->edges[lindex].v[0]].position;
+ else
+ vec = loadmodel->vertexes[loadmodel->edges[-lindex].v[1]].position;
+ VectorCopy (vec, vert);
+ vert += 3;
+ }
+ vert = surf->poly_verts;
+ VectorCopy(vert, mins);
+ VectorCopy(vert, maxs);
+ vert += 3;
+ for (i = 1;i < surf->poly_numverts;i++)
+ {
+ if (mins[0] > vert[0]) mins[0] = vert[0];if (maxs[0] < vert[0]) maxs[0] = vert[0];
+ if (mins[1] > vert[1]) mins[1] = vert[1];if (maxs[1] < vert[1]) maxs[1] = vert[1];
+ if (mins[2] > vert[2]) mins[2] = vert[2];if (maxs[2] < vert[2]) maxs[2] = vert[2];
+ vert += 3;
+ }
+ surf->poly_center[0] = (mins[0] + maxs[0]) * 0.5f;
+ surf->poly_center[1] = (mins[1] + maxs[1]) * 0.5f;
+ surf->poly_center[2] = (mins[2] + maxs[2]) * 0.5f;
+}
+
+static void Mod_SplitSurfMeshIfTooBig(msurface_t *s)
+{
+ int j, base, tricount, newvertexcount, *index, *vertexremap;
+ surfmesh_t *newmesh, *oldmesh, *firstmesh;
+ if (s->mesh->numtriangles > 1000)
+ {
+ vertexremap = Mem_Alloc(tempmempool, s->mesh->numverts * sizeof(int));
+ base = 0;
+ oldmesh = NULL;
+ firstmesh = NULL;
+ newmesh = NULL;
+ while (base < s->mesh->numtriangles)
+ {
+ tricount = s->mesh->numtriangles - base;
+ if (tricount > 1000)
+ tricount = 1000;
+ index = s->mesh->index + base * 3;
+ base += tricount;
+
+ newvertexcount = 0;
+ memset(vertexremap, -1, s->mesh->numverts * sizeof(int));
+ for (j = 0;j < tricount * 3;j++)
+ if (vertexremap[index[j]] < 0)
+ vertexremap[index[j]] = newvertexcount++;
+
+ newmesh = Mem_Alloc(loadmodel->mempool, sizeof(surfmesh_t) + newvertexcount * sizeof(surfvertex_t) + tricount * sizeof(int[3]));
+ newmesh->chain = NULL;
+ newmesh->numverts = newvertexcount;
+ newmesh->numtriangles = tricount;
+ newmesh->vertex = (surfvertex_t *)(newmesh + 1);
+ newmesh->index = (int *)(newmesh->vertex + newvertexcount);
+ for (j = 0;j < tricount * 3;j++)
+ {
+ newmesh->index[j] = vertexremap[index[j]];
+ // yes this copies the same vertex multiple times in many cases... but that's ok...
+ memcpy(&newmesh->vertex[newmesh->index[j]], &s->mesh->vertex[index[j]], sizeof(surfvertex_t));
+ }
+ if (oldmesh)
+ oldmesh->chain = newmesh;
+ else
+ firstmesh = newmesh;
+ oldmesh = newmesh;
+ }
+ Mem_Free(vertexremap);
+ Mem_Free(s->mesh);
+ s->mesh = firstmesh;
+ }
+}
+
+/*
+=================
+Mod_LoadFaces
+=================
+*/
+static void Mod_LoadFaces (lump_t *l)
+{
+ dface_t *in;
+ msurface_t *out;
+ int i, count, surfnum, planenum, ssize, tsize;
+
+ in = (void *)(mod_base + l->fileofs);
+ if (l->filelen % sizeof(*in))
+ Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
+ count = l->filelen / sizeof(*in);
+ out = Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
+
+ loadmodel->surfaces = out;
+ loadmodel->numsurfaces = count;
+
+ for (surfnum = 0;surfnum < count;surfnum++, in++, out++)
+ {
+ // FIXME: validate edges, texinfo, etc?
+ out->firstedge = LittleLong(in->firstedge);
+ out->numedges = LittleShort(in->numedges);
+ if ((unsigned int) out->firstedge + (unsigned int) out->numedges > (unsigned int) loadmodel->numsurfedges)
+ Host_Error("Mod_LoadFaces: invalid edge range (firstedge %i, numedges %i, model edges %i)\n", out->firstedge, out->numedges, loadmodel->numsurfedges);
+
+ i = LittleShort (in->texinfo);
+ if ((unsigned int) i >= (unsigned int) loadmodel->numtexinfo)
+ Host_Error("Mod_LoadFaces: invalid texinfo index %i (model has %i texinfos)\n", i, loadmodel->numtexinfo);
+ out->texinfo = loadmodel->texinfo + i;
+ out->flags = out->texinfo->texture->flags;
+
+ planenum = LittleShort(in->planenum);
+ if ((unsigned int) planenum >= (unsigned int) loadmodel->numplanes)
+ Host_Error("Mod_LoadFaces: invalid plane index %i (model has %i planes)\n", planenum, loadmodel->numplanes);
+
+ if (LittleShort(in->side))
+ out->flags |= SURF_PLANEBACK;
+
+ out->plane = loadmodel->planes + planenum;
+
+ // clear lightmap (filled in later)
+ out->lightmaptexture = NULL;
+
+ // force lightmap upload on first time seeing the surface
+ out->cached_dlight = true;
+ out->cached_ambient = -1000;
+ out->cached_lightscalebit = -1000;
+
+ CalcSurfaceExtents (out);
+
+ ssize = (out->extents[0] >> 4) + 1;
+ tsize = (out->extents[1] >> 4) + 1;
+
+ // lighting info
+ for (i = 0;i < MAXLIGHTMAPS;i++)
+ out->styles[i] = in->styles[i];
+ i = LittleLong(in->lightofs);
+ if (i == -1)
+ out->samples = NULL;
+ else if (loadmodel->ishlbsp) // LordHavoc: HalfLife map (bsp version 30)
+ out->samples = loadmodel->lightdata + i;
+ else // LordHavoc: white lighting (bsp version 29)
+ out->samples = loadmodel->lightdata + (i * 3);
+
+ Mod_GenerateSurfacePolygon(out);
+
+ if (out->texinfo->texture->flags & SURF_DRAWSKY)
+ {
+ out->shader = &Cshader_sky;
+ out->samples = NULL;
+ Mod_GenerateVertexMesh (out);
+ }
+ else if (out->texinfo->texture->flags & SURF_DRAWTURB)
+ {
+ out->shader = &Cshader_water;
+ out->samples = NULL;
+ Mod_GenerateVertexMesh (out);
+ }
+ else
+ {
+ if (!R_TextureHasAlpha(out->texinfo->texture->texture))
+ out->flags |= SURF_CLIPSOLID;
+ if (out->texinfo->flags & TEX_SPECIAL)
+ {
+ // qbsp couldn't find the texture for this surface, but it was either turb or sky... assume turb
+ out->shader = &Cshader_water;
+ out->shader = &Cshader_water;
+ out->samples = NULL;
+ Mod_GenerateVertexMesh (out);
+ }
+ else if ((out->extents[0] >> 4) + 1 > (256) || (out->extents[1] >> 4) + 1 > (256))
+ {
+ Con_Printf ("Bad surface extents, converting to fullbright polygon");
+ out->shader = &Cshader_wall_fullbright;
+ out->samples = NULL;
+ Mod_GenerateVertexMesh(out);
+ }
+ else
+ {
+ // stainmap for permanent marks on walls
+ out->stainsamples = Mem_Alloc(loadmodel->mempool, ssize * tsize * 3);
+ // clear to white
+ memset(out->stainsamples, 255, ssize * tsize * 3);
+ if (out->extents[0] < r_vertexsurfacesthreshold.integer && out->extents[1] < r_vertexsurfacesthreshold.integer)
+ {
+ out->shader = &Cshader_wall_vertex;
+ Mod_GenerateVertexLitMesh(out);
+ }
+ else
+ {
+ out->shader = &Cshader_wall_lightmap;
+ Mod_GenerateLightmappedMesh(out);
+ }
+ }
+ }
+ Mod_SplitSurfMeshIfTooBig(out);
+ }
+}
+
+static model_t *sortmodel;
+
+static int Mod_SurfaceQSortCompare(const void *voida, const void *voidb)
+{
+ const msurface_t *a, *b;
+ a = *((const msurface_t **)voida);
+ b = *((const msurface_t **)voidb);
+ if (a->shader != b->shader)
+ return (qbyte *) a->shader - (qbyte *) b->shader;
+ if (a->texinfo->texture != b->texinfo->texture);
+ return a->texinfo->texture - b->texinfo->texture;
+ return 0;
+}
+
+static void Mod_BrushSortedSurfaces(model_t *model, mempool_t *pool)
+{
+ int surfnum;
+ sortmodel = model;
+ sortmodel->modelsortedsurfaces = Mem_Alloc(pool, sortmodel->nummodelsurfaces * sizeof(msurface_t *));
+ for (surfnum = 0;surfnum < sortmodel->nummodelsurfaces;surfnum++)
+ sortmodel->modelsortedsurfaces[surfnum] = &sortmodel->surfaces[surfnum + sortmodel->firstmodelsurface];
+
+ if (r_sortsurfaces.integer)
+ qsort(sortmodel->modelsortedsurfaces, sortmodel->nummodelsurfaces, sizeof(msurface_t *), Mod_SurfaceQSortCompare);
+}
+
+
+/*
+=================
+Mod_SetParent
+=================
+*/
+static void Mod_SetParent (mnode_t *node, mnode_t *parent)
+{
+ node->parent = parent;
+ if (node->contents < 0)
+ return;
+ Mod_SetParent (node->children[0], node);
+ Mod_SetParent (node->children[1], node);
+}
+
+/*
+=================
+Mod_LoadNodes
+=================
+*/
+static void Mod_LoadNodes (lump_t *l)
+{
+ int i, j, count, p;
+ dnode_t *in;
+ mnode_t *out;
+
+ in = (void *)(mod_base + l->fileofs);
+ if (l->filelen % sizeof(*in))
+ Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
+ count = l->filelen / sizeof(*in);
+ out = Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
+
+ loadmodel->nodes = out;
loadmodel->numnodes = count;
for ( i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<3 ; j++)
{
- out->minmaxs[j] = LittleShort (in->mins[j]);
- out->minmaxs[3+j] = LittleShort (in->maxs[j]);
+ out->mins[j] = LittleShort (in->mins[j]);
+ out->maxs[j] = LittleShort (in->maxs[j]);
}
-
+
p = LittleLong(in->planenum);
out->plane = loadmodel->planes + p;
out->firstsurface = LittleShort (in->firstface);
out->numsurfaces = LittleShort (in->numfaces);
-
+
for (j=0 ; j<2 ; j++)
{
p = LittleShort (in->children[j]);
out->children[j] = (mnode_t *)(loadmodel->leafs + (-1 - p));
}
}
-
+
Mod_SetParent (loadmodel->nodes, NULL); // sets nodes and leafs
}
Mod_LoadLeafs
=================
*/
-void Mod_LoadLeafs (lump_t *l)
+static void Mod_LoadLeafs (lump_t *l)
{
dleaf_t *in;
mleaf_t *out;
if (l->filelen % sizeof(*in))
Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
+ out = Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
loadmodel->leafs = out;
loadmodel->numleafs = count;
{
for (j=0 ; j<3 ; j++)
{
- out->minmaxs[j] = LittleShort (in->mins[j]);
- out->minmaxs[3+j] = LittleShort (in->maxs[j]);
+ out->mins[j] = LittleShort (in->mins[j]);
+ out->maxs[j] = LittleShort (in->maxs[j]);
}
p = LittleLong(in->contents);
out->firstmarksurface = loadmodel->marksurfaces +
LittleShort(in->firstmarksurface);
out->nummarksurfaces = LittleShort(in->nummarksurfaces);
-
+
p = LittleLong(in->visofs);
if (p == -1)
out->compressed_vis = NULL;
else
out->compressed_vis = loadmodel->visdata + p;
- out->efrags = NULL;
-
+
for (j=0 ; j<4 ; j++)
out->ambient_sound_level[j] = in->ambient_level[j];
- // gl underwater warp
- // LordHavoc: disabled underwater warping
- /*
- if (out->contents != CONTENTS_EMPTY)
- {
- for (j=0 ; j<out->nummarksurfaces ; j++)
- out->firstmarksurface[j]->flags |= SURF_UNDERWATER;
- }
- */
- }
+ // FIXME: Insert caustics here
+ }
}
/*
Mod_LoadClipnodes
=================
*/
-void Mod_LoadClipnodes (lump_t *l)
+static void Mod_LoadClipnodes (lump_t *l)
{
dclipnode_t *in, *out;
int i, count;
if (l->filelen % sizeof(*in))
Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
+ out = Mem_Alloc(loadmodel->mempool, count*sizeof(*out));
loadmodel->clipnodes = out;
loadmodel->numclipnodes = count;
- if (hlbsp)
+ if (loadmodel->ishlbsp)
{
hull = &loadmodel->hulls[1];
hull->clipnodes = out;
hull->clip_maxs[0] = 16;
hull->clip_maxs[1] = 16;
hull->clip_maxs[2] = 36;
+ VectorSubtract(hull->clip_maxs, hull->clip_mins, hull->clip_size);
hull = &loadmodel->hulls[2];
hull->clipnodes = out;
hull->clip_maxs[0] = 32;
hull->clip_maxs[1] = 32;
hull->clip_maxs[2] = 32;
+ VectorSubtract(hull->clip_maxs, hull->clip_mins, hull->clip_size);
hull = &loadmodel->hulls[3];
hull->clipnodes = out;
hull->clip_maxs[0] = 16;
hull->clip_maxs[1] = 16;
hull->clip_maxs[2] = 18;
+ VectorSubtract(hull->clip_maxs, hull->clip_mins, hull->clip_size);
}
else
{
hull->clip_maxs[0] = 16;
hull->clip_maxs[1] = 16;
hull->clip_maxs[2] = 32;
+ VectorSubtract(hull->clip_maxs, hull->clip_mins, hull->clip_size);
hull = &loadmodel->hulls[2];
hull->clipnodes = out;
hull->clip_maxs[0] = 32;
hull->clip_maxs[1] = 32;
hull->clip_maxs[2] = 64;
+ VectorSubtract(hull->clip_maxs, hull->clip_mins, hull->clip_size);
}
for (i=0 ; i<count ; i++, out++, in++)
Duplicate the drawing hull structure as a clipping hull
=================
*/
-void Mod_MakeHull0 (void)
+static void Mod_MakeHull0 (void)
{
- mnode_t *in, *child;
+ mnode_t *in;
dclipnode_t *out;
- int i, j, count;
+ int i;
hull_t *hull;
-
- hull = &loadmodel->hulls[0];
-
+
+ hull = &loadmodel->hulls[0];
+
in = loadmodel->nodes;
- count = loadmodel->numnodes;
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
+ out = Mem_Alloc(loadmodel->mempool, loadmodel->numnodes * sizeof(dclipnode_t));
hull->clipnodes = out;
hull->firstclipnode = 0;
- hull->lastclipnode = count-1;
+ hull->lastclipnode = loadmodel->numnodes - 1;
hull->planes = loadmodel->planes;
- for (i=0 ; i<count ; i++, out++, in++)
+ for (i = 0;i < loadmodel->numnodes;i++, out++, in++)
{
out->planenum = in->plane - loadmodel->planes;
- for (j=0 ; j<2 ; j++)
- {
- child = in->children[j];
- if (child->contents < 0)
- out->children[j] = child->contents;
- else
- out->children[j] = child - loadmodel->nodes;
- }
+ out->children[0] = in->children[0]->contents < 0 ? in->children[0]->contents : in->children[0] - loadmodel->nodes;
+ out->children[1] = in->children[1]->contents < 0 ? in->children[1]->contents : in->children[1] - loadmodel->nodes;
}
}
Mod_LoadMarksurfaces
=================
*/
-void Mod_LoadMarksurfaces (lump_t *l)
-{
- int i, j, count;
- short *in;
- msurface_t **out;
-
+static void Mod_LoadMarksurfaces (lump_t *l)
+{
+ int i, j;
+ short *in;
+
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
-
- loadmodel->marksurfaces = out;
- loadmodel->nummarksurfaces = count;
+ loadmodel->nummarksurfaces = l->filelen / sizeof(*in);
+ loadmodel->marksurfaces = Mem_Alloc(loadmodel->mempool, loadmodel->nummarksurfaces * sizeof(msurface_t *));
- for ( i=0 ; i<count ; i++)
+ for (i = 0;i < loadmodel->nummarksurfaces;i++)
{
- j = LittleShort(in[i]);
+ j = (unsigned) LittleShort(in[i]);
if (j >= loadmodel->numsurfaces)
Host_Error ("Mod_ParseMarksurfaces: bad surface number");
- out[i] = loadmodel->surfaces + j;
+ loadmodel->marksurfaces[i] = loadmodel->surfaces + j;
}
}
Mod_LoadSurfedges
=================
*/
-void Mod_LoadSurfedges (lump_t *l)
-{
- int i, count;
- int *in, *out;
-
+static void Mod_LoadSurfedges (lump_t *l)
+{
+ int i;
+ int *in;
+
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*sizeof(*out), loadname);
+ loadmodel->numsurfedges = l->filelen / sizeof(*in);
+ loadmodel->surfedges = Mem_Alloc(loadmodel->mempool, loadmodel->numsurfedges * sizeof(int));
- loadmodel->surfedges = out;
- loadmodel->numsurfedges = count;
-
- for ( i=0 ; i<count ; i++)
- out[i] = LittleLong (in[i]);
+ for (i = 0;i < loadmodel->numsurfedges;i++)
+ loadmodel->surfedges[i] = LittleLong (in[i]);
}
Mod_LoadPlanes
=================
*/
-void Mod_LoadPlanes (lump_t *l)
+static void Mod_LoadPlanes (lump_t *l)
{
- int i, j;
+ int i;
mplane_t *out;
dplane_t *in;
- int count;
- int bits;
-
+
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
- Host_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
- count = l->filelen / sizeof(*in);
- out = Hunk_AllocName ( count*2*sizeof(*out), loadname);
+ Host_Error ("MOD_LoadBmodel: funny lump size in %s", loadmodel->name);
- loadmodel->planes = out;
- loadmodel->numplanes = count;
+ loadmodel->numplanes = l->filelen / sizeof(*in);
+ loadmodel->planes = out = Mem_Alloc(loadmodel->mempool, loadmodel->numplanes * sizeof(*out));
- for ( i=0 ; i<count ; i++, in++, out++)
+ for (i = 0;i < loadmodel->numplanes;i++, in++, out++)
{
- bits = 0;
- for (j=0 ; j<3 ; j++)
+ out->normal[0] = LittleFloat (in->normal[0]);
+ out->normal[1] = LittleFloat (in->normal[1]);
+ out->normal[2] = LittleFloat (in->normal[2]);
+ out->dist = LittleFloat (in->dist);
+
+ PlaneClassify(out);
+ }
+}
+
+#define MAX_POINTS_ON_WINDING 64
+
+typedef struct
+{
+ int numpoints;
+ int padding;
+ double points[8][3]; // variable sized
+}
+winding_t;
+
+/*
+==================
+NewWinding
+==================
+*/
+static winding_t *NewWinding (int points)
+{
+ winding_t *w;
+ int size;
+
+ if (points > MAX_POINTS_ON_WINDING)
+ Sys_Error("NewWinding: too many points\n");
+
+ size = sizeof(winding_t) + sizeof(double[3]) * (points - 8);
+ w = Mem_Alloc(loadmodel->mempool, size);
+ memset (w, 0, size);
+
+ return w;
+}
+
+static void FreeWinding (winding_t *w)
+{
+ Mem_Free(w);
+}
+
+/*
+=================
+BaseWindingForPlane
+=================
+*/
+static winding_t *BaseWindingForPlane (mplane_t *p)
+{
+ double org[3], vright[3], vup[3], normal[3];
+ winding_t *w;
+
+ VectorCopy(p->normal, normal);
+ VectorVectorsDouble(normal, vright, vup);
+
+ VectorScale (vup, 1024.0*1024.0*1024.0, vup);
+ VectorScale (vright, 1024.0*1024.0*1024.0, vright);
+
+ // project a really big axis aligned box onto the plane
+ w = NewWinding (4);
+
+ VectorScale (p->normal, p->dist, org);
+
+ VectorSubtract (org, vright, w->points[0]);
+ VectorAdd (w->points[0], vup, w->points[0]);
+
+ VectorAdd (org, vright, w->points[1]);
+ VectorAdd (w->points[1], vup, w->points[1]);
+
+ VectorAdd (org, vright, w->points[2]);
+ VectorSubtract (w->points[2], vup, w->points[2]);
+
+ VectorSubtract (org, vright, w->points[3]);
+ VectorSubtract (w->points[3], vup, w->points[3]);
+
+ w->numpoints = 4;
+
+ return w;
+}
+
+/*
+==================
+ClipWinding
+
+Clips the winding to the plane, returning the new winding on the positive side
+Frees the input winding.
+If keepon is true, an exactly on-plane winding will be saved, otherwise
+it will be clipped away.
+==================
+*/
+static winding_t *ClipWinding (winding_t *in, mplane_t *split, int keepon)
+{
+ double dists[MAX_POINTS_ON_WINDING + 1];
+ int sides[MAX_POINTS_ON_WINDING + 1];
+ int counts[3];
+ double dot;
+ int i, j;
+ double *p1, *p2;
+ double mid[3];
+ winding_t *neww;
+ int maxpts;
+
+ counts[SIDE_FRONT] = counts[SIDE_BACK] = counts[SIDE_ON] = 0;
+
+ // determine sides for each point
+ for (i = 0;i < in->numpoints;i++)
+ {
+ dists[i] = dot = DotProduct (in->points[i], split->normal) - split->dist;
+ if (dot > ON_EPSILON)
+ sides[i] = SIDE_FRONT;
+ else if (dot < -ON_EPSILON)
+ sides[i] = SIDE_BACK;
+ else
+ sides[i] = SIDE_ON;
+ counts[sides[i]]++;
+ }
+ sides[i] = sides[0];
+ dists[i] = dists[0];
+
+ if (keepon && !counts[0] && !counts[1])
+ return in;
+
+ if (!counts[0])
+ {
+ FreeWinding (in);
+ return NULL;
+ }
+ if (!counts[1])
+ return in;
+
+ maxpts = in->numpoints+4; // can't use counts[0]+2 because of fp grouping errors
+ if (maxpts > MAX_POINTS_ON_WINDING)
+ Sys_Error ("ClipWinding: maxpts > MAX_POINTS_ON_WINDING");
+
+ neww = NewWinding (maxpts);
+
+ for (i = 0;i < in->numpoints;i++)
+ {
+ if (neww->numpoints >= maxpts)
+ Sys_Error ("ClipWinding: points exceeded estimate");
+
+ p1 = in->points[i];
+
+ if (sides[i] == SIDE_ON)
{
- out->normal[j] = LittleFloat (in->normal[j]);
-// if (out->normal[j] < 0)
-// bits |= 1<<j;
+ VectorCopy (p1, neww->points[neww->numpoints]);
+ neww->numpoints++;
+ continue;
}
- out->dist = LittleFloat (in->dist);
- out->type = LittleLong (in->type);
-// out->signbits = bits;
- BoxOnPlaneSideClassify(out);
+ if (sides[i] == SIDE_FRONT)
+ {
+ VectorCopy (p1, neww->points[neww->numpoints]);
+ neww->numpoints++;
+ }
+
+ if (sides[i+1] == SIDE_ON || sides[i+1] == sides[i])
+ continue;
+
+ // generate a split point
+ p2 = in->points[(i+1)%in->numpoints];
+
+ dot = dists[i] / (dists[i]-dists[i+1]);
+ for (j = 0;j < 3;j++)
+ { // avoid round off error when possible
+ if (split->normal[j] == 1)
+ mid[j] = split->dist;
+ else if (split->normal[j] == -1)
+ mid[j] = -split->dist;
+ else
+ mid[j] = p1[j] + dot*(p2[j]-p1[j]);
+ }
+
+ VectorCopy (mid, neww->points[neww->numpoints]);
+ neww->numpoints++;
+ }
+
+ // free the original winding
+ FreeWinding (in);
+
+ return neww;
+}
+
+
+/*
+==================
+DivideWinding
+
+Divides a winding by a plane, producing one or two windings. The
+original winding is not damaged or freed. If only on one side, the
+returned winding will be the input winding. If on both sides, two
+new windings will be created.
+==================
+*/
+static void DivideWinding (winding_t *in, mplane_t *split, winding_t **front, winding_t **back)
+{
+ double dists[MAX_POINTS_ON_WINDING + 1];
+ int sides[MAX_POINTS_ON_WINDING + 1];
+ int counts[3];
+ double dot;
+ int i, j;
+ double *p1, *p2;
+ double mid[3];
+ winding_t *f, *b;
+ int maxpts;
+
+ counts[SIDE_FRONT] = counts[SIDE_BACK] = counts[SIDE_ON] = 0;
+
+ // determine sides for each point
+ for (i = 0;i < in->numpoints;i++)
+ {
+ dot = DotProduct (in->points[i], split->normal);
+ dot -= split->dist;
+ dists[i] = dot;
+ if (dot > ON_EPSILON) sides[i] = SIDE_FRONT;
+ else if (dot < -ON_EPSILON) sides[i] = SIDE_BACK;
+ else sides[i] = SIDE_ON;
+ counts[sides[i]]++;
+ }
+ sides[i] = sides[0];
+ dists[i] = dists[0];
+
+ *front = *back = NULL;
+
+ if (!counts[0])
+ {
+ *back = in;
+ return;
+ }
+ if (!counts[1])
+ {
+ *front = in;
+ return;
+ }
+
+ maxpts = in->numpoints+4; // can't use counts[0]+2 because of fp grouping errors
+
+ if (maxpts > MAX_POINTS_ON_WINDING)
+ Sys_Error ("ClipWinding: maxpts > MAX_POINTS_ON_WINDING");
+
+ *front = f = NewWinding (maxpts);
+ *back = b = NewWinding (maxpts);
+
+ for (i = 0;i < in->numpoints;i++)
+ {
+ if (f->numpoints >= maxpts || b->numpoints >= maxpts)
+ Sys_Error ("DivideWinding: points exceeded estimate");
+
+ p1 = in->points[i];
+
+ if (sides[i] == SIDE_ON)
+ {
+ VectorCopy (p1, f->points[f->numpoints]);
+ f->numpoints++;
+ VectorCopy (p1, b->points[b->numpoints]);
+ b->numpoints++;
+ continue;
+ }
+
+ if (sides[i] == SIDE_FRONT)
+ {
+ VectorCopy (p1, f->points[f->numpoints]);
+ f->numpoints++;
+ }
+ else if (sides[i] == SIDE_BACK)
+ {
+ VectorCopy (p1, b->points[b->numpoints]);
+ b->numpoints++;
+ }
+
+ if (sides[i+1] == SIDE_ON || sides[i+1] == sides[i])
+ continue;
+
+ // generate a split point
+ p2 = in->points[(i+1)%in->numpoints];
+
+ dot = dists[i] / (dists[i]-dists[i+1]);
+ for (j = 0;j < 3;j++)
+ { // avoid round off error when possible
+ if (split->normal[j] == 1)
+ mid[j] = split->dist;
+ else if (split->normal[j] == -1)
+ mid[j] = -split->dist;
+ else
+ mid[j] = p1[j] + dot*(p2[j]-p1[j]);
+ }
+
+ VectorCopy (mid, f->points[f->numpoints]);
+ f->numpoints++;
+ VectorCopy (mid, b->points[b->numpoints]);
+ b->numpoints++;
}
}
+typedef struct portal_s
+{
+ mplane_t plane;
+ mnode_t *nodes[2]; // [0] = front side of plane
+ struct portal_s *next[2];
+ winding_t *winding;
+ struct portal_s *chain; // all portals are linked into a list
+}
+portal_t;
+
+static portal_t *portalchain;
+
+/*
+===========
+AllocPortal
+===========
+*/
+static portal_t *AllocPortal (void)
+{
+ portal_t *p;
+ p = Mem_Alloc(loadmodel->mempool, sizeof(portal_t));
+ p->chain = portalchain;
+ portalchain = p;
+ return p;
+}
+
+static void FreePortal(portal_t *p)
+{
+ Mem_Free(p);
+}
+
+static void Mod_RecursiveRecalcNodeBBox(mnode_t *node)
+{
+ // calculate children first
+ if (node->children[0]->contents >= 0)
+ Mod_RecursiveRecalcNodeBBox(node->children[0]);
+ if (node->children[1]->contents >= 0)
+ Mod_RecursiveRecalcNodeBBox(node->children[1]);
+
+ // make combined bounding box from children
+ node->mins[0] = min(node->children[0]->mins[0], node->children[1]->mins[0]);
+ node->mins[1] = min(node->children[0]->mins[1], node->children[1]->mins[1]);
+ node->mins[2] = min(node->children[0]->mins[2], node->children[1]->mins[2]);
+ node->maxs[0] = max(node->children[0]->maxs[0], node->children[1]->maxs[0]);
+ node->maxs[1] = max(node->children[0]->maxs[1], node->children[1]->maxs[1]);
+ node->maxs[2] = max(node->children[0]->maxs[2], node->children[1]->maxs[2]);
+}
+
+static void Mod_FinalizePortals(void)
+{
+ int i, j, numportals, numpoints;
+ portal_t *p, *pnext;
+ mportal_t *portal;
+ mvertex_t *point;
+ mleaf_t *leaf, *endleaf;
+ winding_t *w;
+
+ // recalculate bounding boxes for all leafs (because qbsp is very sloppy)
+ leaf = loadmodel->leafs;
+ endleaf = leaf + loadmodel->numleafs;
+ for (;leaf < endleaf;leaf++)
+ {
+ VectorSet(leaf->mins, 2000000000, 2000000000, 2000000000);
+ VectorSet(leaf->maxs, -2000000000, -2000000000, -2000000000);
+ }
+ p = portalchain;
+ while(p)
+ {
+ if (p->winding)
+ {
+ for (i = 0;i < 2;i++)
+ {
+ leaf = (mleaf_t *)p->nodes[i];
+ w = p->winding;
+ for (j = 0;j < w->numpoints;j++)
+ {
+ if (leaf->mins[0] > w->points[j][0]) leaf->mins[0] = w->points[j][0];
+ if (leaf->mins[1] > w->points[j][1]) leaf->mins[1] = w->points[j][1];
+ if (leaf->mins[2] > w->points[j][2]) leaf->mins[2] = w->points[j][2];
+ if (leaf->maxs[0] < w->points[j][0]) leaf->maxs[0] = w->points[j][0];
+ if (leaf->maxs[1] < w->points[j][1]) leaf->maxs[1] = w->points[j][1];
+ if (leaf->maxs[2] < w->points[j][2]) leaf->maxs[2] = w->points[j][2];
+ }
+ }
+ }
+ p = p->chain;
+ }
+
+ Mod_RecursiveRecalcNodeBBox(loadmodel->nodes);
+
+ // tally up portal and point counts
+ p = portalchain;
+ numportals = 0;
+ numpoints = 0;
+ while(p)
+ {
+ // note: this check must match the one below or it will usually corrupt memory
+ // the nodes[0] != nodes[1] check is because leaf 0 is the shared solid leaf, it can have many portals inside with leaf 0 on both sides
+ if (p->winding && p->nodes[0] != p->nodes[1]
+ && p->nodes[0]->contents != CONTENTS_SOLID && p->nodes[1]->contents != CONTENTS_SOLID
+ && p->nodes[0]->contents != CONTENTS_SKY && p->nodes[1]->contents != CONTENTS_SKY)
+ {
+ numportals += 2;
+ numpoints += p->winding->numpoints * 2;
+ }
+ p = p->chain;
+ }
+ loadmodel->portals = Mem_Alloc(loadmodel->mempool, numportals * sizeof(mportal_t) + numpoints * sizeof(mvertex_t));
+ loadmodel->numportals = numportals;
+ loadmodel->portalpoints = (void *) ((qbyte *) loadmodel->portals + numportals * sizeof(mportal_t));
+ loadmodel->numportalpoints = numpoints;
+ // clear all leaf portal chains
+ for (i = 0;i < loadmodel->numleafs;i++)
+ loadmodel->leafs[i].portals = NULL;
+ // process all portals in the global portal chain, while freeing them
+ portal = loadmodel->portals;
+ point = loadmodel->portalpoints;
+ p = portalchain;
+ portalchain = NULL;
+ while (p)
+ {
+ pnext = p->chain;
+
+ if (p->winding)
+ {
+ // note: this check must match the one above or it will usually corrupt memory
+ // the nodes[0] != nodes[1] check is because leaf 0 is the shared solid leaf, it can have many portals inside with leaf 0 on both sides
+ if (p->nodes[0] != p->nodes[1]
+ && p->nodes[0]->contents != CONTENTS_SOLID && p->nodes[1]->contents != CONTENTS_SOLID
+ && p->nodes[0]->contents != CONTENTS_SKY && p->nodes[1]->contents != CONTENTS_SKY)
+ {
+ // first make the back to front portal (forward portal)
+ portal->points = point;
+ portal->numpoints = p->winding->numpoints;
+ portal->plane.dist = p->plane.dist;
+ VectorCopy(p->plane.normal, portal->plane.normal);
+ portal->here = (mleaf_t *)p->nodes[1];
+ portal->past = (mleaf_t *)p->nodes[0];
+ // copy points
+ for (j = 0;j < portal->numpoints;j++)
+ {
+ VectorCopy(p->winding->points[j], point->position);
+ point++;
+ }
+ PlaneClassify(&portal->plane);
+
+ // link into leaf's portal chain
+ portal->next = portal->here->portals;
+ portal->here->portals = portal;
+
+ // advance to next portal
+ portal++;
+
+ // then make the front to back portal (backward portal)
+ portal->points = point;
+ portal->numpoints = p->winding->numpoints;
+ portal->plane.dist = -p->plane.dist;
+ VectorNegate(p->plane.normal, portal->plane.normal);
+ portal->here = (mleaf_t *)p->nodes[0];
+ portal->past = (mleaf_t *)p->nodes[1];
+ // copy points
+ for (j = portal->numpoints - 1;j >= 0;j--)
+ {
+ VectorCopy(p->winding->points[j], point->position);
+ point++;
+ }
+ PlaneClassify(&portal->plane);
+
+ // link into leaf's portal chain
+ portal->next = portal->here->portals;
+ portal->here->portals = portal;
+
+ // advance to next portal
+ portal++;
+ }
+ FreeWinding(p->winding);
+ }
+ FreePortal(p);
+ p = pnext;
+ }
+}
+
+/*
+=============
+AddPortalToNodes
+=============
+*/
+static void AddPortalToNodes (portal_t *p, mnode_t *front, mnode_t *back)
+{
+ if (!front)
+ Host_Error ("AddPortalToNodes: NULL front node");
+ if (!back)
+ Host_Error ("AddPortalToNodes: NULL back node");
+ if (p->nodes[0] || p->nodes[1])
+ Host_Error ("AddPortalToNodes: already included");
+ // note: front == back is handled gracefully, because leaf 0 is the shared solid leaf, it can often have portals with the same leaf on both sides
+
+ p->nodes[0] = front;
+ p->next[0] = (portal_t *)front->portals;
+ front->portals = (mportal_t *)p;
+
+ p->nodes[1] = back;
+ p->next[1] = (portal_t *)back->portals;
+ back->portals = (mportal_t *)p;
+}
+
+/*
+=============
+RemovePortalFromNode
+=============
+*/
+static void RemovePortalFromNodes(portal_t *portal)
+{
+ int i;
+ mnode_t *node;
+ void **portalpointer;
+ portal_t *t;
+ for (i = 0;i < 2;i++)
+ {
+ node = portal->nodes[i];
+
+ portalpointer = (void **) &node->portals;
+ while (1)
+ {
+ t = *portalpointer;
+ if (!t)
+ Host_Error ("RemovePortalFromNodes: portal not in leaf");
+
+ if (t == portal)
+ {
+ if (portal->nodes[0] == node)
+ {
+ *portalpointer = portal->next[0];
+ portal->nodes[0] = NULL;
+ }
+ else if (portal->nodes[1] == node)
+ {
+ *portalpointer = portal->next[1];
+ portal->nodes[1] = NULL;
+ }
+ else
+ Host_Error ("RemovePortalFromNodes: portal not bounding leaf");
+ break;
+ }
+
+ if (t->nodes[0] == node)
+ portalpointer = (void **) &t->next[0];
+ else if (t->nodes[1] == node)
+ portalpointer = (void **) &t->next[1];
+ else
+ Host_Error ("RemovePortalFromNodes: portal not bounding leaf");
+ }
+ }
+}
+
+static void Mod_RecursiveNodePortals (mnode_t *node)
+{
+ int side;
+ mnode_t *front, *back, *other_node;
+ mplane_t clipplane, *plane;
+ portal_t *portal, *nextportal, *nodeportal, *splitportal, *temp;
+ winding_t *nodeportalwinding, *frontwinding, *backwinding;
+
+ // if a leaf, we're done
+ if (node->contents)
+ return;
+
+ plane = node->plane;
+
+ front = node->children[0];
+ back = node->children[1];
+ if (front == back)
+ Host_Error("Mod_RecursiveNodePortals: corrupt node hierarchy");
+
+ // create the new portal by generating a polygon for the node plane,
+ // and clipping it by all of the other portals (which came from nodes above this one)
+ nodeportal = AllocPortal ();
+ nodeportal->plane = *node->plane;
+
+ nodeportalwinding = BaseWindingForPlane (node->plane);
+ side = 0; // shut up compiler warning
+ for (portal = (portal_t *)node->portals;portal;portal = portal->next[side])
+ {
+ clipplane = portal->plane;
+ if (portal->nodes[0] == portal->nodes[1])
+ Host_Error("Mod_RecursiveNodePortals: portal has same node on both sides (1)");
+ if (portal->nodes[0] == node)
+ side = 0;
+ else if (portal->nodes[1] == node)
+ {
+ clipplane.dist = -clipplane.dist;
+ VectorNegate (clipplane.normal, clipplane.normal);
+ side = 1;
+ }
+ else
+ Host_Error ("Mod_RecursiveNodePortals: mislinked portal");
+
+ nodeportalwinding = ClipWinding (nodeportalwinding, &clipplane, true);
+ if (!nodeportalwinding)
+ {
+ printf ("Mod_RecursiveNodePortals: WARNING: new portal was clipped away\n");
+ break;
+ }
+ }
+
+ if (nodeportalwinding)
+ {
+ // if the plane was not clipped on all sides, there was an error
+ nodeportal->winding = nodeportalwinding;
+ AddPortalToNodes (nodeportal, front, back);
+ }
+
+ // split the portals of this node along this node's plane and assign them to the children of this node
+ // (migrating the portals downward through the tree)
+ for (portal = (portal_t *)node->portals;portal;portal = nextportal)
+ {
+ if (portal->nodes[0] == portal->nodes[1])
+ Host_Error("Mod_RecursiveNodePortals: portal has same node on both sides (2)");
+ if (portal->nodes[0] == node)
+ side = 0;
+ else if (portal->nodes[1] == node)
+ side = 1;
+ else
+ Host_Error ("Mod_RecursiveNodePortals: mislinked portal");
+ nextportal = portal->next[side];
+
+ other_node = portal->nodes[!side];
+ RemovePortalFromNodes (portal);
+
+ // cut the portal into two portals, one on each side of the node plane
+ DivideWinding (portal->winding, plane, &frontwinding, &backwinding);
+
+ if (!frontwinding)
+ {
+ if (side == 0)
+ AddPortalToNodes (portal, back, other_node);
+ else
+ AddPortalToNodes (portal, other_node, back);
+ continue;
+ }
+ if (!backwinding)
+ {
+ if (side == 0)
+ AddPortalToNodes (portal, front, other_node);
+ else
+ AddPortalToNodes (portal, other_node, front);
+ continue;
+ }
+
+ // the winding is split
+ splitportal = AllocPortal ();
+ temp = splitportal->chain;
+ *splitportal = *portal;
+ splitportal->chain = temp;
+ splitportal->winding = backwinding;
+ FreeWinding (portal->winding);
+ portal->winding = frontwinding;
+
+ if (side == 0)
+ {
+ AddPortalToNodes (portal, front, other_node);
+ AddPortalToNodes (splitportal, back, other_node);
+ }
+ else
+ {
+ AddPortalToNodes (portal, other_node, front);
+ AddPortalToNodes (splitportal, other_node, back);
+ }
+ }
+
+ Mod_RecursiveNodePortals(front);
+ Mod_RecursiveNodePortals(back);
+}
+
+
+static void Mod_MakePortals(void)
+{
+ portalchain = NULL;
+ Mod_RecursiveNodePortals (loadmodel->nodes);
+ Mod_FinalizePortals();
+}
+
/*
=================
Mod_LoadBrushModel
int i, j;
dheader_t *header;
dmodel_t *bm;
-
- loadmodel->type = mod_brush;
-
+ mempool_t *mainmempool;
+ char *loadname;
+
+ mod->type = mod_brush;
+
header = (dheader_t *)buffer;
i = LittleLong (header->version);
if (i != BSPVERSION && i != 30)
- Host_Error ("Mod_LoadBrushModel: %s has wrong version number (%i should be %i or 30 (HalfLife))", mod->name, i, BSPVERSION);
- hlbsp = i == 30;
- halflifebsp.value = hlbsp;
+ Host_Error ("Mod_LoadBrushModel: %s has wrong version number (%i should be %i (Quake) or 30 (HalfLife))", mod->name, i, BSPVERSION);
+ mod->ishlbsp = i == 30;
+ if (loadmodel->isworldmodel)
+ Cvar_SetValue("halflifebsp", mod->ishlbsp);
// swap all the lumps
- mod_base = (byte *)header;
+ mod_base = (qbyte *)header;
for (i=0 ; i<sizeof(dheader_t)/4 ; i++)
((int *)header)[i] = LittleLong ( ((int *)header)[i]);
// load into heap
-
- // LordHavoc: had to move entity loading above everything to allow parsing various settings from worldspawn
- Mod_LoadEntities (&header->lumps[LUMP_ENTITIES]);
+ // store which lightmap format to use
+ mod->lightmaprgba = r_lightmaprgba.integer;
+
+ Mod_LoadEntities (&header->lumps[LUMP_ENTITIES]);
Mod_LoadVertexes (&header->lumps[LUMP_VERTEXES]);
Mod_LoadEdges (&header->lumps[LUMP_EDGES]);
Mod_LoadSurfedges (&header->lumps[LUMP_SURFEDGES]);
Mod_LoadLeafs (&header->lumps[LUMP_LEAFS]);
Mod_LoadNodes (&header->lumps[LUMP_NODES]);
Mod_LoadClipnodes (&header->lumps[LUMP_CLIPNODES]);
-// Mod_LoadEntities (&header->lumps[LUMP_ENTITIES]);
Mod_LoadSubmodels (&header->lumps[LUMP_MODELS]);
Mod_MakeHull0 ();
-
+ Mod_MakePortals();
+
mod->numframes = 2; // regular and alternate animation
-
+
+ mainmempool = mod->mempool;
+ loadname = mod->name;
+
+ Mod_LoadLightList ();
+
//
// set up the submodels (FIXME: this is confusing)
//
- for (i=0 ; i<mod->numsubmodels ; i++)
+ for (i = 0;i < mod->numsubmodels;i++)
{
+ int k, l;
+ float dist, modelyawradius, modelradius, *vec;
+ msurface_t *surf;
+
+ mod->normalmins[0] = mod->normalmins[1] = mod->normalmins[2] = 1000000000.0f;
+ mod->normalmaxs[0] = mod->normalmaxs[1] = mod->normalmaxs[2] = -1000000000.0f;
+ modelyawradius = 0;
+ modelradius = 0;
+
bm = &mod->submodels[i];
mod->hulls[0].firstclipnode = bm->headnode[0];
for (j=1 ; j<MAX_MAP_HULLS ; j++)
{
mod->hulls[j].firstclipnode = bm->headnode[j];
- mod->hulls[j].lastclipnode = mod->numclipnodes-1;
+ mod->hulls[j].lastclipnode = mod->numclipnodes - 1;
}
-
+
mod->firstmodelsurface = bm->firstface;
mod->nummodelsurfaces = bm->numfaces;
-
- VectorCopy (bm->maxs, mod->maxs);
- VectorCopy (bm->mins, mod->mins);
- mod->radius = RadiusFromBounds (mod->mins, mod->maxs);
+ mod->DrawSky = NULL;
+ // LordHavoc: calculate bmodel bounding box rather than trusting what it says
+ for (j = 0, surf = &mod->surfaces[mod->firstmodelsurface];j < mod->nummodelsurfaces;j++, surf++)
+ {
+ // we only need to have a drawsky function if it is used (usually only on world model)
+ if (surf->shader == &Cshader_sky)
+ mod->DrawSky = R_DrawBrushModelSky;
+ for (k = 0;k < surf->numedges;k++)
+ {
+ l = mod->surfedges[k + surf->firstedge];
+ if (l > 0)
+ vec = mod->vertexes[mod->edges[l].v[0]].position;
+ else
+ vec = mod->vertexes[mod->edges[-l].v[1]].position;
+ if (mod->normalmins[0] > vec[0]) mod->normalmins[0] = vec[0];
+ if (mod->normalmins[1] > vec[1]) mod->normalmins[1] = vec[1];
+ if (mod->normalmins[2] > vec[2]) mod->normalmins[2] = vec[2];
+ if (mod->normalmaxs[0] < vec[0]) mod->normalmaxs[0] = vec[0];
+ if (mod->normalmaxs[1] < vec[1]) mod->normalmaxs[1] = vec[1];
+ if (mod->normalmaxs[2] < vec[2]) mod->normalmaxs[2] = vec[2];
+ dist = vec[0]*vec[0]+vec[1]*vec[1];
+ if (modelyawradius < dist)
+ modelyawradius = dist;
+ dist += vec[2]*vec[2];
+ if (modelradius < dist)
+ modelradius = dist;
+ }
+ }
+ modelyawradius = sqrt(modelyawradius);
+ modelradius = sqrt(modelradius);
+ mod->yawmins[0] = mod->yawmins[1] = -(mod->yawmaxs[0] = mod->yawmaxs[1] = modelyawradius);
+ mod->yawmins[2] = mod->normalmins[2];
+ mod->yawmaxs[2] = mod->normalmaxs[2];
+ mod->rotatedmins[0] = mod->rotatedmins[1] = mod->rotatedmins[2] = -modelradius;
+ mod->rotatedmaxs[0] = mod->rotatedmaxs[1] = mod->rotatedmaxs[2] = modelradius;
+ // LordHavoc: check for empty submodels (lacrima.bsp has such a glitch)
+ if (mod->normalmins[0] > mod->normalmaxs[0] || mod->normalmins[1] > mod->normalmaxs[1] || mod->normalmins[2] > mod->normalmaxs[2])
+ {
+ Con_Printf("warning: empty submodel *%i in %s\n", i+1, loadname);
+ VectorClear(mod->normalmins);
+ VectorClear(mod->normalmaxs);
+ VectorClear(mod->yawmins);
+ VectorClear(mod->yawmaxs);
+ VectorClear(mod->rotatedmins);
+ VectorClear(mod->rotatedmaxs);
+ }
mod->numleafs = bm->visleafs;
- if (isworldmodel && i < (mod->numsubmodels-1)) // LordHavoc: only register submodels if it is the world (prevents bsp models from replacing world submodels)
- { // duplicate the basic information
- char name[10];
+ mod->Draw = R_DrawBrushModelNormal;
+ mod->DrawShadow = NULL;
+
+ Mod_BrushSortedSurfaces(mod, mainmempool);
+ // LordHavoc: only register submodels if it is the world
+ // (prevents bsp models from replacing world submodels)
+ if (loadmodel->isworldmodel && i < (mod->numsubmodels - 1))
+ {
+ char name[10];
+ // duplicate the basic information
sprintf (name, "*%i", i+1);
loadmodel = Mod_FindName (name);
*loadmodel = *mod;
strcpy (loadmodel->name, name);
+ // textures and memory belong to the main model
+ loadmodel->texturepool = NULL;
+ loadmodel->mempool = NULL;
mod = loadmodel;
}
}
}
+