mirror of
https://git.code.sf.net/p/quake/nuq
synced 2025-03-13 06:12:25 +00:00
brush model code has now been merged. common stuff in model_brush.c, gl and sw
specific stuff in gl_model_brush.c and sw_model_brush.c respectively.
This commit is contained in:
Bill Currie
parent
69706f997e
commit
ff69e3f2f3
4 changed files with 1040 additions and 1949 deletions
|
|
@ -49,7 +49,7 @@ common_ASM= sys_ia32.S worlda.S $(math_ASM)
|
|||
#endif
|
||||
|
||||
common_SOURCES= crc.c cvar.c cmd.c mathlib.c wad.c world.c \
|
||||
model.c model_sprite.c \
|
||||
model.c model_brush.c model_sprite.c \
|
||||
msg.c r_part.c sizebuf.c qendian.c qargs.c quakefs.c \
|
||||
va.c quakeio.c link.c com.c \
|
||||
zone.c $(common_ASM)
|
||||
|
|
|
|||
File diff suppressed because it is too large
Load diff
1027
source/model_brush.c
Normal file
1027
source/model_brush.c
Normal file
File diff suppressed because it is too large
Load diff
|
|
@ -1,5 +1,5 @@
|
|||
/*
|
||||
model.c
|
||||
sw_model_brush.c
|
||||
|
||||
model loading and caching
|
||||
|
||||
|
|
@ -39,248 +39,18 @@
|
|||
extern char loadname[];
|
||||
extern model_t *loadmodel;
|
||||
extern byte mod_novis[];
|
||||
extern byte *mod_base;
|
||||
|
||||
/*
|
||||
===============
|
||||
Mod_PointInLeaf
|
||||
===============
|
||||
*/
|
||||
mleaf_t *Mod_PointInLeaf (vec3_t p, model_t *model)
|
||||
const int mod_lightmap_bytes = 1;
|
||||
|
||||
void
|
||||
GL_SubdivideSurface (msurface_t *fa)
|
||||
{
|
||||
mnode_t *node;
|
||||
float d;
|
||||
mplane_t *plane;
|
||||
|
||||
if (!model || !model->nodes)
|
||||
Sys_Error ("Mod_PointInLeaf: bad model");
|
||||
|
||||
node = model->nodes;
|
||||
while (1)
|
||||
{
|
||||
if (node->contents < 0)
|
||||
return (mleaf_t *)node;
|
||||
plane = node->plane;
|
||||
d = DotProduct (p, plane->normal) - plane->dist;
|
||||
if (d > 0)
|
||||
node = node->children[0];
|
||||
else
|
||||
node = node->children[1];
|
||||
}
|
||||
|
||||
return NULL; // never reached
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
===================
|
||||
Mod_DecompressVis
|
||||
===================
|
||||
*/
|
||||
byte *Mod_DecompressVis (byte *in, model_t *model)
|
||||
void
|
||||
Mod_LoadMMNearest(miptex_t *mt, texture_t *tx)
|
||||
{
|
||||
static byte decompressed[MAX_MAP_LEAFS/8];
|
||||
int c;
|
||||
byte *out;
|
||||
int row;
|
||||
|
||||
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)
|
||||
{
|
||||
*out++ = 0;
|
||||
c--;
|
||||
}
|
||||
} while (out - decompressed < row);
|
||||
|
||||
return decompressed;
|
||||
}
|
||||
|
||||
byte *Mod_LeafPVS (mleaf_t *leaf, model_t *model)
|
||||
{
|
||||
if (leaf == model->leafs)
|
||||
return mod_novis;
|
||||
return Mod_DecompressVis (leaf->compressed_vis, model);
|
||||
}
|
||||
|
||||
/*
|
||||
===============================================================================
|
||||
|
||||
BRUSHMODEL LOADING
|
||||
|
||||
===============================================================================
|
||||
*/
|
||||
|
||||
byte *mod_base;
|
||||
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_LoadTextures
|
||||
=================
|
||||
*/
|
||||
void Mod_LoadTextures (lump_t *l)
|
||||
{
|
||||
int i, j, pixels, num, max, altmax;
|
||||
miptex_t *mt;
|
||||
texture_t *tx, *tx2;
|
||||
texture_t *anims[10];
|
||||
texture_t *altanims[10];
|
||||
dmiptexlump_t *m;
|
||||
|
||||
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);
|
||||
|
||||
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]);
|
||||
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) )
|
||||
Sys_Error ("Texture %s is not 16 aligned", mt->name);
|
||||
pixels = mt->width*mt->height/64*85;
|
||||
tx = Hunk_AllocName (sizeof(texture_t) +pixels, loadname );
|
||||
loadmodel->textures[i] = tx;
|
||||
|
||||
memcpy (tx->name, mt->name, sizeof(tx->name));
|
||||
tx->width = mt->width;
|
||||
tx->height = mt->height;
|
||||
for (j=0 ; j<MIPLEVELS ; j++)
|
||||
tx->offsets[j] = mt->offsets[j] + sizeof(texture_t) - sizeof(miptex_t);
|
||||
// the pixels immediately follow the structures
|
||||
memcpy ( tx+1, mt+1, pixels);
|
||||
|
||||
if (!strncmp(mt->name,"sky",3))
|
||||
R_InitSky (tx);
|
||||
}
|
||||
|
||||
//
|
||||
// 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; // allready 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
|
||||
Sys_Error ("Bad animating texture %s", tx->name);
|
||||
|
||||
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
|
||||
Sys_Error ("Bad animating texture %s", tx->name);
|
||||
}
|
||||
|
||||
#define ANIM_CYCLE 2
|
||||
// link them all together
|
||||
for (j=0 ; j<max ; j++)
|
||||
{
|
||||
tx2 = anims[j];
|
||||
if (!tx2)
|
||||
Sys_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];
|
||||
}
|
||||
for (j=0 ; j<altmax ; j++)
|
||||
{
|
||||
tx2 = altanims[j];
|
||||
if (!tx2)
|
||||
Sys_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];
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
|
|
@ -298,726 +68,3 @@ void Mod_LoadLighting (lump_t *l)
|
|||
loadmodel->lightdata = Hunk_AllocName ( l->filelen, loadname);
|
||||
memcpy (loadmodel->lightdata, mod_base + l->fileofs, l->filelen);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_LoadVisibility
|
||||
=================
|
||||
*/
|
||||
void Mod_LoadVisibility (lump_t *l)
|
||||
{
|
||||
if (!l->filelen)
|
||||
{
|
||||
loadmodel->visdata = NULL;
|
||||
return;
|
||||
}
|
||||
loadmodel->visdata = Hunk_AllocName ( l->filelen, 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, loadname);
|
||||
memcpy (loadmodel->entities, mod_base + l->fileofs, l->filelen);
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
=================
|
||||
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))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( count*sizeof(*out), 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]);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_LoadSubmodels
|
||||
=================
|
||||
*/
|
||||
void Mod_LoadSubmodels (lump_t *l)
|
||||
{
|
||||
dmodel_t *in;
|
||||
dmodel_t *out;
|
||||
int i, j, count;
|
||||
|
||||
in = (void *)(mod_base + l->fileofs);
|
||||
if (l->filelen % sizeof(*in))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( count*sizeof(*out), 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);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
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))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( (count + 1) * sizeof(*out), 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;
|
||||
int miptex;
|
||||
float len1, len2;
|
||||
|
||||
in = (void *)(mod_base + l->fileofs);
|
||||
if (l->filelen % sizeof(*in))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( count*sizeof(*out), 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]);
|
||||
}
|
||||
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;
|
||||
|
||||
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)
|
||||
Sys_Error ("miptex >= loadmodel->numtextures");
|
||||
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 (msurface_t *s)
|
||||
{
|
||||
float mins[2], maxs[2], val;
|
||||
int i,j, e;
|
||||
mvertex_t *v;
|
||||
mtexinfo_t *tex;
|
||||
int bmins[2], bmaxs[2];
|
||||
|
||||
mins[0] = mins[1] = 999999;
|
||||
maxs[0] = maxs[1] = -99999;
|
||||
|
||||
tex = s->texinfo;
|
||||
|
||||
for (i=0 ; i<s->numedges ; i++)
|
||||
{
|
||||
e = loadmodel->surfedges[s->firstedge+i];
|
||||
if (e >= 0)
|
||||
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] +
|
||||
v->position[1] * tex->vecs[j][1] +
|
||||
v->position[2] * tex->vecs[j][2] +
|
||||
tex->vecs[j][3];
|
||||
if (val < mins[j])
|
||||
mins[j] = val;
|
||||
if (val > maxs[j])
|
||||
maxs[j] = val;
|
||||
}
|
||||
}
|
||||
|
||||
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 */ )
|
||||
Sys_Error ("Bad surface extents");
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_LoadFaces
|
||||
=================
|
||||
*/
|
||||
void Mod_LoadFaces (lump_t *l)
|
||||
{
|
||||
dface_t *in;
|
||||
msurface_t *out;
|
||||
int i, count, surfnum;
|
||||
int planenum, side;
|
||||
|
||||
in = (void *)(mod_base + l->fileofs);
|
||||
if (l->filelen % sizeof(*in))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( count*sizeof(*out), 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;
|
||||
|
||||
planenum = LittleShort(in->planenum);
|
||||
side = LittleShort(in->side);
|
||||
if (side)
|
||||
out->flags |= SURF_PLANEBACK;
|
||||
|
||||
out->plane = loadmodel->planes + planenum;
|
||||
|
||||
out->texinfo = loadmodel->texinfo + LittleShort (in->texinfo);
|
||||
|
||||
CalcSurfaceExtents (out);
|
||||
|
||||
// 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
|
||||
out->samples = loadmodel->lightdata + i;
|
||||
|
||||
// set the drawing flags flag
|
||||
|
||||
if (!strncmp(out->texinfo->texture->name,"sky",3)) // sky
|
||||
{
|
||||
out->flags |= (SURF_DRAWSKY | SURF_DRAWTILED);
|
||||
continue;
|
||||
}
|
||||
|
||||
if (!strncmp(out->texinfo->texture->name,"*",1)) // turbulent
|
||||
{
|
||||
out->flags |= (SURF_DRAWTURB | SURF_DRAWTILED);
|
||||
for (i=0 ; i<2 ; i++)
|
||||
{
|
||||
out->extents[i] = 16384;
|
||||
out->texturemins[i] = -8192;
|
||||
}
|
||||
continue;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*
|
||||
=================
|
||||
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_LoadNodes
|
||||
=================
|
||||
*/
|
||||
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))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( count*sizeof(*out), loadname);
|
||||
|
||||
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]);
|
||||
}
|
||||
|
||||
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]);
|
||||
if (p >= 0)
|
||||
out->children[j] = loadmodel->nodes + p;
|
||||
else
|
||||
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)
|
||||
{
|
||||
dleaf_t *in;
|
||||
mleaf_t *out;
|
||||
int i, j, count, p;
|
||||
qboolean isnotmap = true;
|
||||
|
||||
in = (void *)(mod_base + l->fileofs);
|
||||
if (l->filelen % sizeof(*in))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( count*sizeof(*out), loadname);
|
||||
|
||||
loadmodel->leafs = out;
|
||||
loadmodel->numleafs = count;
|
||||
if (!strncmp("maps/", loadmodel->name,5))
|
||||
isnotmap = false;
|
||||
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]);
|
||||
}
|
||||
|
||||
p = LittleLong(in->contents);
|
||||
out->contents = p;
|
||||
|
||||
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];
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_LoadClipnodes
|
||||
=================
|
||||
*/
|
||||
void Mod_LoadClipnodes (lump_t *l)
|
||||
{
|
||||
dclipnode_t *in, *out;
|
||||
int i, count;
|
||||
hull_t *hull;
|
||||
|
||||
in = (void *)(mod_base + l->fileofs);
|
||||
if (l->filelen % sizeof(*in))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( count*sizeof(*out), loadname);
|
||||
|
||||
loadmodel->clipnodes = out;
|
||||
loadmodel->numclipnodes = count;
|
||||
|
||||
hull = &loadmodel->hulls[1];
|
||||
hull->clipnodes = out;
|
||||
hull->firstclipnode = 0;
|
||||
hull->lastclipnode = count-1;
|
||||
hull->planes = loadmodel->planes;
|
||||
hull->clip_mins[0] = -16;
|
||||
hull->clip_mins[1] = -16;
|
||||
hull->clip_mins[2] = -24;
|
||||
hull->clip_maxs[0] = 16;
|
||||
hull->clip_maxs[1] = 16;
|
||||
hull->clip_maxs[2] = 32;
|
||||
|
||||
hull = &loadmodel->hulls[2];
|
||||
hull->clipnodes = out;
|
||||
hull->firstclipnode = 0;
|
||||
hull->lastclipnode = count-1;
|
||||
hull->planes = loadmodel->planes;
|
||||
hull->clip_mins[0] = -32;
|
||||
hull->clip_mins[1] = -32;
|
||||
hull->clip_mins[2] = -24;
|
||||
hull->clip_maxs[0] = 32;
|
||||
hull->clip_maxs[1] = 32;
|
||||
hull->clip_maxs[2] = 64;
|
||||
|
||||
for (i=0 ; i<count ; i++, out++, in++)
|
||||
{
|
||||
out->planenum = LittleLong(in->planenum);
|
||||
out->children[0] = LittleShort(in->children[0]);
|
||||
out->children[1] = LittleShort(in->children[1]);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_MakeHull0
|
||||
|
||||
Deplicate the drawing hull structure as a clipping hull
|
||||
=================
|
||||
*/
|
||||
void Mod_MakeHull0 (void)
|
||||
{
|
||||
mnode_t *in, *child;
|
||||
dclipnode_t *out;
|
||||
int i, j, count;
|
||||
hull_t *hull;
|
||||
|
||||
hull = &loadmodel->hulls[0];
|
||||
|
||||
in = loadmodel->nodes;
|
||||
count = loadmodel->numnodes;
|
||||
out = Hunk_AllocName ( count*sizeof(*out), loadname);
|
||||
|
||||
hull->clipnodes = out;
|
||||
hull->firstclipnode = 0;
|
||||
hull->lastclipnode = count-1;
|
||||
hull->planes = loadmodel->planes;
|
||||
|
||||
for (i=0 ; i<count ; 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;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_LoadMarksurfaces
|
||||
=================
|
||||
*/
|
||||
void Mod_LoadMarksurfaces (lump_t *l)
|
||||
{
|
||||
int i, j, count;
|
||||
short *in;
|
||||
msurface_t **out;
|
||||
|
||||
in = (void *)(mod_base + l->fileofs);
|
||||
if (l->filelen % sizeof(*in))
|
||||
Sys_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;
|
||||
|
||||
for ( i=0 ; i<count ; i++)
|
||||
{
|
||||
j = LittleShort(in[i]);
|
||||
if (j >= loadmodel->numsurfaces)
|
||||
Sys_Error ("Mod_ParseMarksurfaces: bad surface number");
|
||||
out[i] = loadmodel->surfaces + j;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_LoadSurfedges
|
||||
=================
|
||||
*/
|
||||
void Mod_LoadSurfedges (lump_t *l)
|
||||
{
|
||||
int i, count;
|
||||
int *in, *out;
|
||||
|
||||
in = (void *)(mod_base + l->fileofs);
|
||||
if (l->filelen % sizeof(*in))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( count*sizeof(*out), loadname);
|
||||
|
||||
loadmodel->surfedges = out;
|
||||
loadmodel->numsurfedges = count;
|
||||
|
||||
for ( i=0 ; i<count ; i++)
|
||||
out[i] = LittleLong (in[i]);
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_LoadPlanes
|
||||
=================
|
||||
*/
|
||||
void Mod_LoadPlanes (lump_t *l)
|
||||
{
|
||||
int i, j;
|
||||
mplane_t *out;
|
||||
dplane_t *in;
|
||||
int count;
|
||||
int bits;
|
||||
|
||||
in = (void *)(mod_base + l->fileofs);
|
||||
if (l->filelen % sizeof(*in))
|
||||
Sys_Error ("MOD_LoadBmodel: funny lump size in %s",loadmodel->name);
|
||||
count = l->filelen / sizeof(*in);
|
||||
out = Hunk_AllocName ( count*2*sizeof(*out), loadname);
|
||||
|
||||
loadmodel->planes = out;
|
||||
loadmodel->numplanes = count;
|
||||
|
||||
for ( i=0 ; i<count ; i++, in++, out++)
|
||||
{
|
||||
bits = 0;
|
||||
for (j=0 ; j<3 ; j++)
|
||||
{
|
||||
out->normal[j] = LittleFloat (in->normal[j]);
|
||||
if (out->normal[j] < 0)
|
||||
bits |= 1<<j;
|
||||
}
|
||||
|
||||
out->dist = LittleFloat (in->dist);
|
||||
out->type = LittleLong (in->type);
|
||||
out->signbits = bits;
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
RadiusFromBounds
|
||||
=================
|
||||
*/
|
||||
float RadiusFromBounds (vec3_t mins, vec3_t maxs)
|
||||
{
|
||||
int i;
|
||||
vec3_t corner;
|
||||
|
||||
for (i=0 ; i<3 ; i++)
|
||||
{
|
||||
corner[i] = fabs(mins[i]) > fabs(maxs[i]) ? fabs(mins[i]) : fabs(maxs[i]);
|
||||
}
|
||||
|
||||
return Length (corner);
|
||||
}
|
||||
|
||||
/*
|
||||
=================
|
||||
Mod_LoadBrushModel
|
||||
=================
|
||||
*/
|
||||
void Mod_LoadBrushModel (model_t *mod, void *buffer)
|
||||
{
|
||||
int i, j;
|
||||
dheader_t *header;
|
||||
dmodel_t *bm;
|
||||
|
||||
loadmodel->type = mod_brush;
|
||||
|
||||
header = (dheader_t *)buffer;
|
||||
|
||||
i = LittleLong (header->version);
|
||||
if (i != BSPVERSION)
|
||||
Sys_Error ("Mod_LoadBrushModel: %s has wrong version number (%i should be %i)", mod->name, i, BSPVERSION);
|
||||
|
||||
// swap all the lumps
|
||||
mod_base = (byte *)header;
|
||||
|
||||
for (i=0 ; i<sizeof(dheader_t)/4 ; i++)
|
||||
((int *)header)[i] = LittleLong ( ((int *)header)[i]);
|
||||
|
||||
// checksum all of the map, except for entities
|
||||
mod->checksum = 0;
|
||||
mod->checksum2 = 0;
|
||||
|
||||
for (i = 0; i < HEADER_LUMPS; i++) {
|
||||
if (i == LUMP_ENTITIES)
|
||||
continue;
|
||||
mod->checksum ^= LittleLong(Com_BlockChecksum(mod_base + header->lumps[i].fileofs,
|
||||
header->lumps[i].filelen));
|
||||
|
||||
if (i == LUMP_VISIBILITY || i == LUMP_LEAFS || i == LUMP_NODES)
|
||||
continue;
|
||||
mod->checksum2 ^= LittleLong(Com_BlockChecksum(mod_base + header->lumps[i].fileofs,
|
||||
header->lumps[i].filelen));
|
||||
}
|
||||
|
||||
// load into heap
|
||||
|
||||
Mod_LoadVertexes (&header->lumps[LUMP_VERTEXES]);
|
||||
Mod_LoadEdges (&header->lumps[LUMP_EDGES]);
|
||||
Mod_LoadSurfedges (&header->lumps[LUMP_SURFEDGES]);
|
||||
Mod_LoadTextures (&header->lumps[LUMP_TEXTURES]);
|
||||
Mod_LoadLighting (&header->lumps[LUMP_LIGHTING]);
|
||||
Mod_LoadPlanes (&header->lumps[LUMP_PLANES]);
|
||||
Mod_LoadTexinfo (&header->lumps[LUMP_TEXINFO]);
|
||||
Mod_LoadFaces (&header->lumps[LUMP_FACES]);
|
||||
Mod_LoadMarksurfaces (&header->lumps[LUMP_MARKSURFACES]);
|
||||
Mod_LoadVisibility (&header->lumps[LUMP_VISIBILITY]);
|
||||
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->numframes = 2; // regular and alternate animation
|
||||
mod->flags = 0;
|
||||
|
||||
//
|
||||
// set up the submodels (FIXME: this is confusing)
|
||||
//
|
||||
for (i=0 ; i<mod->numsubmodels ; i++)
|
||||
{
|
||||
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->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->numleafs = bm->visleafs;
|
||||
|
||||
if (i < mod->numsubmodels-1)
|
||||
{ // duplicate the basic information
|
||||
char name[10];
|
||||
|
||||
snprintf (name, sizeof(name), "*%i", i+1);
|
||||
loadmodel = Mod_FindName (name);
|
||||
*loadmodel = *mod;
|
||||
strcpy (loadmodel->name, name);
|
||||
mod = loadmodel;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue