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gl_brush.c
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/*
Copyright (C) 1996-1997 Id Software, Inc.
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
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.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
// gl_brush.c -- brush model loading and caching
// models are the only shared resource between a client and server running
// on the same machine.
#include "quakedef.h"
#ifdef RQM_SV_ONLY
# define r_notexture_mip NULL
#endif
vec3_t vec3_hull_min = {-16, -16, -24};
vec3_t vec3_hull_max = { 16, 16, 32};
#ifdef HEXEN2_SUPPORT
int entity_file_size;
#endif
#define ISTURBTEX(name) ((name)[0] == '*')
//#define ISSKYTEX(name) ((name)[0] == 's' && (name)[1] == 'k' && (name)[2] == 'y')
#define ISSKYTEX(name) (!Q_strncasecmp((name), "sky", 3)) // whiteroom has "SKY4"
byte *mod_base;
qboolean mod_oversized; // if any coords in worldmodel are > +/-4096
extern model_t *Mod_FindName (const char *name);
#ifdef _DEBUG
#define BSP23TEST
int mod_bspversion;
#endif
/*
=================
Mod_SetParent
=================
*/
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_TryLoadBrushTexture
=================
*/
/*void Mod_TryLoadBrushTexture (char *path, char *name, int flags, texture_t *tx)
{
if ((tx->gl_texturenum = GL_LoadTextureImage(path, name, name, flags, 0)))
{
if (!ISTURBTEX(name))
{
tx->fb_texturenum = GL_LoadTextureImage (path, va("%s_luma", name), va("@fb_%s", name),
flags | TEX_LUMA, 0);
}
}
}
*/
#ifndef RQM_SV_ONLY
/*
=================
Mod_LoadBrushModelTexture
=================
*/
int Mod_LoadBrushModelTexture (texture_t *tx, int flags)
{
char mappath[MAX_QPATH], luma_name[MAX_QPATH];
const char *pathlist[3], *namelist[2];
// NOTE: any changes to this code should also be applied to R_InitSky
if (no24bit || isDedicated) // JDH: added these checks
return 0;
if ((loadmodel->isworldmodel && !gl_externaltextures_world.value) ||
(!loadmodel->isworldmodel && !gl_externaltextures_bmodels.value))
return 0;
namelist[0] = tx->name;
namelist[1] = NULL;
if (loadmodel->isworldmodel)
{
Q_snprintfz (mappath, sizeof(mappath), "textures/%s/", Host_MapName ());
pathlist[0] = mappath;
}
else pathlist[0] = "textures/bmodels/";
pathlist[1] = "textures/";
pathlist[2] = NULL;
tx->gl_texturenum = GL_LoadTextureImage_MultiSource (pathlist, namelist, tx->name, flags, 0);
if (tx->gl_texturenum && !ISTURBTEX(tx->name))
{
Q_snprintfz (luma_name, sizeof(luma_name), "%s_luma", tx->name);
namelist[0] = luma_name;
tx->fb_texturenum = GL_LoadTextureImage_MultiSource (pathlist, namelist, va("@fb_%s", tx->name), flags | TEX_LUMA, 0);
}
/* if (loadmodel->isworldmodel)
{
Mod_TryLoadBrushTexture (va("textures/%s/", mapname), name, flags, tx);
}
else
{
Mod_TryLoadBrushTexture ("textures/bmodels/", name, flags, tx);
}
if (!tx->gl_texturenum)
{
Mod_TryLoadBrushTexture ("textures/", name, flags, tx);
}
*/
/*****JDH*****
if ( tx->gl_texturenum )
Con_Printf( "Using external texture \"%s\"\n", name );
*****JDH*****/
if (tx->fb_texturenum)
tx->isLumaTexture = true;
return tx->gl_texturenum;
}
#endif //#ifndef RQM_SV_ONLY
#ifndef RQM_SV_ONLY
/*
=================
Mod_LoadTextures
=================
*/
void Mod_LoadTextures (lump_t *l)
{
int i, j, num, max, altmax, texture_flag, brighten_flag;
miptex_t *mt;
texture_t *tx, *tx2, *txblock, *anims[10], *altanims[10];
dmiptexlump_t *m;
#ifndef RQM_SV_ONLY
byte *data;
#endif
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), mod_loadname);
txblock = Hunk_AllocName (m->nummiptex * sizeof(**loadmodel->textures), mod_loadname);
#ifndef RQM_SV_ONLY
#ifdef HEXEN2_SUPPORT
if (hexen2)
brighten_flag = 0;
else
#endif
// brighten_flag = (gl_lightmode.value == 1) ? TEX_BRIGHTEN : 0;
brighten_flag = 0;
texture_flag = (gl_picmip_all.value || loadmodel->isworldmodel) ? TEX_MIPMAP : 0;
#else
brighten_flag = texture_flag = 0;
#endif
for (i = 0 ; i < m->nummiptex ; i++)
{
m->dataofs[i] = LittleLong (m->dataofs[i]);
if (m->dataofs[i] == -1)
continue;
mt = (miptex_t *)((byte *)m + m->dataofs[i]);
loadmodel->textures[i] = tx = txblock + i;
memcpy (tx->name, mt->name, sizeof(tx->name));
if (!tx->name[0])
{
Q_snprintfz (tx->name, sizeof(tx->name), "unnamed%d", i);
Con_DPrintf ("Warning: unnamed texture in %s, renaming to %s\n", loadmodel->name, tx->name);
}
tx->width = mt->width = LittleLong (mt->width);
tx->height = mt->height = LittleLong (mt->height);
// if ((mt->width & 15) || (mt->height & 15))
// Host_Error ("Mod_LoadTextures: Texture %s is not 16 aligned", mt->name); // was Sys_Error
for (j=0 ; j<MIPLEVELS ; j++)
mt->offsets[j] = LittleLong (mt->offsets[j]);
// HACK HACK HACK
if (!strcmp(mt->name, "shot1sid") && mt->width == 32 && mt->height == 32
&& CRC_Block((byte*)(mt+1), mt->width*mt->height) == 65393)
{ // This texture in b_shell1.bsp has some of the first 32 pixels painted white.
// They are invisible in software, but look really ugly in GL. So we just copy
// 32 pixels from the bottom to make it look nice.
memcpy (mt+1, (byte *)(mt+1) + 32*31, 32);
}
#ifndef RQM_SV_ONLY
if (loadmodel->isworldmodel && ISSKYTEX(tx->name))
{
R_InitSky (mt);
continue;
}
if (Mod_LoadBrushModelTexture(tx, texture_flag))
continue;
if (mt->offsets[0])
{
data = (byte *)mt + mt->offsets[0];
tx2 = tx;
}
else
{
data = (byte *)tx2 + tx2->offsets[0]; // JDH: what is tx2 equal to at this point ???
tx2 = r_notexture_mip;
}
#ifdef _DEBUG
// for (j = tx2->width*tx2->height; j >= 0; j--)
// if (data[j] == 255)
// break;
#endif
// tx->gl_texturenum = GL_LoadTexture (tx2->name, tx2->width, tx2->height, data, texture_flag | brighten_flag, 1);
tx->gl_texturenum = GL_LoadTexture (tx2->name, tx2->width, tx2->height, data, texture_flag | TEX_BMODEL, 1);
if (!ISTURBTEX(tx->name) && Img_HasFullbrights(data, tx2->width * tx2->height))
tx->fb_texturenum = GL_LoadTexture (va("@fb_%s", tx2->name), tx2->width, tx2->height, data, texture_flag | TEX_FULLBRIGHT, 1);
/************** JDH ***************/
else tx->fb_texturenum = 0;
/************** JDH ***************/
#endif
}
// sequence the animations
for (i=0 ; i<m->nummiptex ; i++)
{
tx = loadmodel->textures[i];
if (!tx || tx->name[0] != '+')
continue;
if (tx->anim_next)
continue; // already sequenced
// 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); // was Sys_Error
}
for (j=i+1 ; j<m->nummiptex ; j++)
{
tx2 = loadmodel->textures[j];
if (!tx2 || tx2->name[0] != '+')
continue;
if (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')
{
num -= '0';
anims[num] = tx2;
if (num+1 > max)
max = num + 1;
}
else if (num >= 'A' && num <= 'J')
{
num = num - 'A';
altanims[num] = tx2;
if (num+1 > altmax)
altmax = num+1;
}
else
{
Host_Error ("Bad animating texture %s", tx->name); // was Sys_Error
}
}
#define ANIM_CYCLE 2
// link them all together
for (j=0 ; j<max ; j++)
{
tx2 = anims[j];
if (!tx2)
Host_Error ("Mod_LoadTextures: Missing frame %i of %s", j, tx->name); // was Sys_Error
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];
}
for (j=0 ; j<altmax ; j++)
{
tx2 = altanims[j];
if (!tx2)
Host_Error ("Mod_LoadTextures: Missing frame %i of %s", j, tx->name); // was Sys_Error
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];
}
}
}
#endif
#ifndef RQM_SV_ONLY
// joe: from FuhQuake
static byte *LoadColoredLighting (const char *name, char **litfilename)
{
byte *data;
const char *tmpname;
extern cvar_t gl_loadlitfiles;
if (!gl_loadlitfiles.value)
return NULL;
tmpname = Host_MapName ();
if (!COM_FilenamesEqual(name, va("maps/%s.bsp", tmpname)))
return NULL;
*litfilename = va("maps/%s.lit", tmpname);
data = COM_LoadHunkFile (*litfilename, 0);
if (!data)
{
*litfilename = va("lits/%s.lit", tmpname);
data = COM_LoadHunkFile (*litfilename, 0);
}
return data;
}
#endif
#ifndef RQM_SV_ONLY
/*
=================
Mod_LoadLighting
=================
*/
void Mod_LoadLighting (lump_t *l)
{
int mark;
#ifndef RQM_SV_ONLY
int i;
byte *in, *out/*, d*/;
byte *data;
char *litfilename;
int lit_ver;
#endif
loadmodel->lightdata = NULL;
loadmodel->lightdatadepth = 1; // JDH
// if (!l->filelen)
// return;
// check for a .lit file
mark = Hunk_LowMark ();
#ifndef RQM_SV_ONLY
data = LoadColoredLighting (loadmodel->name, &litfilename);
if (data)
{
if (com_filesize < 8 || strncmp((char *)data, "QLIT", 4))
Con_Printf ("\x02""Corrupt .lit file (%s)...ignoring\n", COM_SkipPath(litfilename));
else if (l->filelen * 3 + 8 != com_filesize)
Con_Printf ("\x02""Warning: .lit file (%s) has incorrect size\n", COM_SkipPath(litfilename));
else if ((lit_ver = LittleLong(((int *)data)[1])) != 1)
Con_Printf ("\x02""Unknown .lit file version (v%d)\n", lit_ver);
else
{
Con_DPrintf ("Static coloured lighting loaded\n");
loadmodel->lightdata = data + 8;
loadmodel->lightdatadepth = 3;
in = mod_base + l->fileofs;
out = loadmodel->lightdata;
for (i=0 ; i<l->filelen ; i++)
{
int b = max(out[3*i], max(out[3*i+1], out[3*i+2]));
if (!b)
out[3*i] = out[3*i+1] = out[3*i+2] = in[i];
else
{ // too bright
float r = in[i] / (float)b;
out[3*i+0] = (int)(r * out[3*i+0]);
out[3*i+1] = (int)(r * out[3*i+1]);
out[3*i+2] = (int)(r * out[3*i+2]);
}
}
return;
}
Hunk_FreeToLowMark (mark);
}
#endif
if (!l->filelen)
{
//loadmodel->lightdata = NULL;
return;
}
// no .lit found, expand the white lighting data to color
#if 0
loadmodel->lightdata = Hunk_AllocName (l->filelen * 3, va("%s_@lightdata", loadmodel->name));
loadmodel->lightdatadepth = 3;
// place the file at the end, so it will not be overwritten until the very last write
//in = loadmodel->lightdata + l->filelen * 2;
in = mod_base + l->fileofs;
out = loadmodel->lightdata;
//memcpy (in, mod_base + l->fileofs, l->filelen);
for (i = 0 ; i < l->filelen ; i++, out += 3)
{
out[0] = out[1] = out[2] = *in++;
}
#else
loadmodel->lightdata = Hunk_AllocName (l->filelen, "lights");
memcpy (loadmodel->lightdata, mod_base + l->fileofs, l->filelen);
#endif
}
#endif
/*
=================
Mod_LoadVisibility
=================
*/
void Mod_LoadVisibility (lump_t *l)
{
if (!l->filelen)
{
loadmodel->visdata = NULL;
return;
}
loadmodel->visdata = Hunk_AllocName (l->filelen, mod_loadname);
memcpy (loadmodel->visdata, mod_base + l->fileofs, l->filelen);
}
/*
=================
Mod_LoadEntities
=================
*/
void Mod_LoadEntities (lump_t *l)
{
if (!l->filelen)
{
loadmodel->entities = NULL;
return;
}
loadmodel->entities = Hunk_AllocName (l->filelen, mod_loadname);
memcpy (loadmodel->entities, mod_base + l->fileofs, l->filelen);
#ifdef HEXEN2_SUPPORT
entity_file_size = (hexen2 ? l->filelen : 0);
#endif
}
#ifndef RQM_SV_ONLY
/*
=================
Mod_LoadVertexes
=================
*/
void Mod_LoadVertexes (lump_t *l)
{
dvertex_t *in;
mvertex_t *out;
int i, count;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Host_Error ("Mod_LoadVertexes: funny lump size in %s", loadmodel->name); // was Sys_Error
count = l->filelen / sizeof(*in);
out = Hunk_AllocName (count * sizeof(*out), mod_loadname);
loadmodel->vertexes = out;
loadmodel->numvertexes = count;
for (i=0 ; i<count ; i++, in++, out++)
{
out->position[0] = LittleFloat (in->point[0]);
out->position[1] = LittleFloat (in->point[1]);
out->position[2] = LittleFloat (in->point[2]);
#ifdef _DEBUG
{
int j;
for (j = 0; j < 3; j++)
if (out->position[j] > 4096 || out->position[j] < -4096)
break;
}
#endif
}
}
#endif
/*****JDH*****/
#ifdef HEXEN2_SUPPORT
typedef struct
{
float mins[3], maxs[3];
float origin[3];
int headnode[MAX_MAP_HULLS_H2];
int visleafs;
int firstface, numfaces;
} dmodelH2_t;
#endif
/*****JDH*****/
/*
=================
Mod_LoadSubmodels
=================
*/
void Mod_LoadSubmodels (lump_t *l)
{
dmodel_t *in;
mmodel_t *out;
int i, j, count;
/*****JDH*****/
#ifdef HEXEN2_SUPPORT
dmodelH2_t *inH2;
if (hexen2)
{
inH2 = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*inH2))
Host_Error ("Mod_LoadSubmodels: funny lump size in %s", loadmodel->name); // was Sys_Error
count = l->filelen / sizeof(*inH2);
if (count > MAX_MODELS)
Host_Error ("Mod_LoadSubmodels: count > MAX_MODELS"); // was Sys_Error
out = Hunk_AllocName (count * sizeof(*out), mod_loadname);
loadmodel->submodels = out;
loadmodel->numsubmodels = count;
for (i=0 ; i<count ; i++, inH2++, out++)
{
for (j=0 ; j<3 ; j++)
{ // spread the mins / maxs by a pixel
out->mins[j] = LittleFloat (inH2->mins[j]) - 1;
out->maxs[j] = LittleFloat (inH2->maxs[j]) + 1;
out->origin[j] = LittleFloat (inH2->origin[j]);
}
for (j=0 ; j<MAX_MAP_HULLS_H2 ; j++)
out->headnode[j] = LittleLong (inH2->headnode[j]);
out->visleafs = LittleLong (inH2->visleafs);
out->firstface = LittleLong (inH2->firstface);
out->numfaces = LittleLong (inH2->numfaces);
}
return;
}
#endif
/*****JDH*****/
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Host_Error ("Mod_LoadSubmodels: funny lump size in %s", loadmodel->name); // was Sys_Error
count = l->filelen / sizeof(*in);
if (count > MAX_MODELS)
Host_Error ("Mod_LoadSubmodels: count > MAX_MODELS"); // was Sys_Error
out = Hunk_AllocName (count * sizeof(*out), mod_loadname);
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
out->mins[j] = LittleFloat (in->mins[j]) - 1;
out->maxs[j] = LittleFloat (in->maxs[j]) + 1;
out->origin[j] = LittleFloat (in->origin[j]);
}
for (j=0 ; j<MAX_MAP_HULLS ; j++)
out->headnode[j] = LittleLong (in->headnode[j]);
out->visleafs = LittleLong (in->visleafs);
out->firstface = LittleLong (in->firstface);
out->numfaces = LittleLong (in->numfaces);
}
}
#ifndef RQM_SV_ONLY
/*
=================
Mod_LoadEdges
=================
*/
void Mod_LoadEdges (lump_t *l)
{
dedge_t *in;
medge_t *out;
int i, count;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Host_Error ("Mod_LoadEdges: funny lump size in %s", loadmodel->name); // was Sys_Error
count = l->filelen / sizeof(*in);
out = Hunk_AllocName ((count + 1) * sizeof(*out), mod_loadname);
loadmodel->edges = out;
loadmodel->numedges = count;
for (i=0 ; i<count ; i++, in++, out++)
{
out->v[0] = (unsigned short)LittleShort (in->v[0]);
out->v[1] = (unsigned short)LittleShort (in->v[1]);
}
}
/*
=================
Mod_LoadTexinfo
=================
*/
void Mod_LoadTexinfo (lump_t *l)
{
texinfo_t *in;
mtexinfo_t *out;
int i, j, count, miptex;
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Host_Error ("Mod_LoadTexinfo: funny lump size in %s", loadmodel->name); // was Sys_Error
count = l->filelen / sizeof(*in);
out = Hunk_AllocName (count * sizeof(*out), mod_loadname);
loadmodel->texinfo = out;
loadmodel->numtexinfo = count;
for (i=0 ; i<count ; i++, in++, out++)
{
for (j=0 ; j<4 ; j++) {
out->vecs[0][j] = LittleFloat (in->vecs[0][j]);
out->vecs[1][j] = LittleFloat (in->vecs[1][j]);
}
miptex = LittleLong (in->miptex);
out->flags = LittleLong (in->flags);
if (!loadmodel->textures)
{
out->texture = r_notexture_mip; // checkerboard texture
out->flags = 0;
}
else
{
if (miptex >= loadmodel->numtextures)
Host_Error ("Mod_LoadTexinfo: miptex >= loadmodel->numtextures"); // was Sys_Error
out->texture = loadmodel->textures[miptex];
if (!out->texture)
{
out->texture = r_notexture_mip; // texture not found
out->flags = 0;
}
}
}
}
/*
================
CalcSurfaceExtents
Fills in s->texturemins[] and s->extents[]
================
*/
void CalcSurfaceExtents (model_t *mod, msurface_t *s)
{
float mins[2], maxs[2], val;
int i, j, e, bmins[2], bmaxs[2];
mvertex_t *v;
mtexinfo_t *tex;
mins[0] = mins[1] = 999999;
maxs[0] = maxs[1] = -999999;
//#ifdef FITZWORLD
s->mins[0] = s->mins[1] = s->mins[2] = (int)0x7FFFFFFF;
s->maxs[0] = s->maxs[1] = s->maxs[2] = (int)0x80000000;
//#endif
tex = s->texinfo;
for (i=0 ; i<s->numedges ; i++)
{
e = mod->surfedges[s->firstedge+i];
if (e >= 0)
v = &mod->vertexes[mod->edges[e].v[0]];
else
v = &mod->vertexes[mod->edges[-e].v[1]];
for (j=0 ; j<2 ; j++)
{
//#ifdef FITZWORLD
if (v->position[j] < s->mins[j])
s->mins[j] = v->position[j];
if (v->position[j] > s->maxs[j])
s->maxs[j] = v->position[j];
//#endif
// the following comment and definition of val are from
// http://sourceforge.net/p/quakespasm/code/908/
/* The following calculation is sensitive to floating-point
* precision. It needs to produce the same result that the
* light compiler does, because R_BuildLightMap uses surf->
* extents to know the width/height of a surface's lightmap,
* and incorrect rounding here manifests itself as patches
* of "corrupted" looking lightmaps.
* Most light compilers are win32 executables, so they use
* x87 floating point. This means the multiplies and adds
* are done at 80-bit precision, and the result is rounded
* down to 32-bits and stored in val.
* Adding the casts to double seems to be good enough to fix
* lighting glitches when Quakespasm is compiled as x86_64
* and using SSE2 floating-point. A potential trouble spot
* is the hallway at the beginning of mfxsp17. -- ericw
*/
val = ((double)v->position[0] * (double)tex->vecs[j][0]) +
((double)v->position[1] * (double)tex->vecs[j][1]) +
((double)v->position[2] * (double)tex->vecs[j][2]) +
(double)tex->vecs[j][3];
if (val < mins[j])
mins[j] = val;
if (val > maxs[j])
maxs[j] = val;
}
//#ifdef FITZWORLD
if (v->position[2] < s->mins[2])
s->mins[2] = v->position[2];
if (v->position[2] > s->maxs[2])
s->maxs[2] = v->position[2];
//#endif
}
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;
// JDH: this check doesn't serve any purpose
// if (!(tex->flags & TEX_SPECIAL) && s->extents[i] > 512)
// Host_Error ("CalcSurfaceExtents: Bad surface extents");
}
if (!mod_oversized)
{
for (i = 0; i < 3; i++)
{
if ((s->mins[i] < -4096) || (s->maxs[i] > 4096))
mod_oversized = true;
}
}
}
#ifdef BSP23TEST
typedef struct
{
short planenum;
short side;
int unk;
int firstedge; // we must support > 64k edges
short numedges;
short texinfo;
// lighting info
byte styles[MAXLIGHTMAPS];
int lightofs; // start of [numstyles*surfsize] samples
} dface23_t;
#endif
/*
=================
Mod_LoadFaces
=================
*/
void Mod_LoadFaces (lump_t *l)
{
dface_t *in;
msurface_t *out;
int i, count, surfnum, planenum, side;
#ifdef BSP23TEST
int size = (mod_bspversion == 23) ? 24 : sizeof(dface_t);
in = (void *)(mod_base + l->fileofs);
if (l->filelen % size)
Host_Error ("Mod_LoadFaces: funny lump size in %s", loadmodel->name); // was Sys_Error
count = l->filelen / size;
out = Hunk_AllocName (count * sizeof(*out), mod_loadname);
loadmodel->surfaces = out;
loadmodel->numsurfaces = count;
for (surfnum=0 ; surfnum<count ; surfnum++, out++)
{
out->flags = 0;
planenum = LittleShort(in->planenum);
if ((side = LittleShort(in->side)))
out->flags |= SURF_PLANEBACK;
out->plane = loadmodel->planes + planenum;
if (mod_bspversion == 23)
{
out->firstedge = LittleLong(((dface23_t *)in)->firstedge);
out->numedges = LittleShort(((dface23_t *)in)->numedges);
out->texinfo = NULL; /******* FIXME *******/
// lighting info
for (i=0 ; i<MAXLIGHTMAPS ; i++)
out->styles[i] = ((dface23_t *)in)->styles[i];
i = LittleLong(((dface23_t *)in)->lightofs);
}
else
{
out->firstedge = LittleLong(in->firstedge);
out->numedges = LittleShort(in->numedges);
out->texinfo = loadmodel->texinfo + LittleShort (in->texinfo);
CalcSurfaceExtents (loadmodel, out);
// lighting info
for (i=0 ; i<MAXLIGHTMAPS ; i++)
out->styles[i] = in->styles[i];
i = LittleLong(in->lightofs);
}
#else
in = (void *)(mod_base + l->fileofs);
if (l->filelen % sizeof(*in))
Host_Error ("Mod_LoadFaces: funny lump size in %s", loadmodel->name); // was Sys_Error
count = l->filelen / sizeof(*in);
out = Hunk_AllocName (count * sizeof(*out), mod_loadname);
loadmodel->surfaces = out;
loadmodel->numsurfaces = count;
for (surfnum=0 ; surfnum<count ; surfnum++, in++, out++)
{
out->firstedge = LittleLong(in->firstedge);
out->numedges = LittleShort(in->numedges);
out->flags = 0;
// out->visframe = 0; /************ JDH ************/
planenum = LittleShort(in->planenum);
if ((side = LittleShort(in->side)))
out->flags |= SURF_PLANEBACK;
out->plane = loadmodel->planes + planenum;
out->texinfo = loadmodel->texinfo + LittleShort (in->texinfo);
CalcSurfaceExtents (loadmodel, out);
// lighting info
for (i=0 ; i<MAXLIGHTMAPS ; i++)
out->styles[i] = in->styles[i];
i = LittleLong(in->lightofs);
#endif
//out->samples = (i == -1) ? NULL : loadmodel->lightdata + i * 3;
out->samples = (i == -1) ? NULL : loadmodel->lightdata + i * loadmodel->lightdatadepth;
// set the drawing flags flag
if (ISSKYTEX(out->texinfo->texture->name)) // sky
{
out->flags |= (SURF_DRAWSKY | SURF_DRAWTILED);
GL_SubdivideSurface (loadmodel, out); // cut up polygon for warps
}
else if (ISTURBTEX(out->texinfo->texture->name)) // turbulent
{
out->flags |= (SURF_DRAWTURB | SURF_DRAWTILED);
for (i=0 ; i<2 ; i++)
{
out->extents[i] = 16384;
out->texturemins[i] = -8192;
}
GL_SubdivideSurface (loadmodel, out); // cut up polygon for warps
#ifdef HEXEN2_SUPPORT
if (hexen2)
{
if ((!Q_strncasecmp(out->texinfo->texture->name, "*rtex078",8)) ||
(!Q_strncasecmp(out->texinfo->texture->name, "*lowlight",9)))
out->flags |= SURF_TRANSLUCENT;
}
#endif
}
#ifdef BSP23TEST
in = (dface_t *) ((byte *) in + size);
#endif
}
}
#endif //#ifndef RQM_SV_ONLY
#ifdef BSP23TEST
typedef struct
{
int planenum;
short children[2]; // negative numbers are -(leafs+1), not nodes
float mins[3]; // for sphere culling
float maxs[3];
unsigned short firstface;
unsigned short numfaces; // counting both sides
} dnode23_t;
/*
=================
Mod_LoadNodes23