Port shared models load

898b87f0f4
This commit is contained in:
Denis Pauk 2022-10-20 08:23:10 +03:00
parent a3e1346520
commit fd8077146d
4 changed files with 347 additions and 248 deletions

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@ -350,6 +350,7 @@ REFVK_OBJS_ := \
src/vk/vk_warp.o \
src/vk/vk_util.o \
src/vk/volk/volk.o \
src/files/models.o \
src/files/pcx.o \
src/files/stb.o \
src/files/wal.o \

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@ -75,4 +75,15 @@ extern void GetM8Info(char *name, int *width, int *height);
extern float Mod_RadiusFromBounds(const vec3_t mins, const vec3_t maxs);
extern const byte* Mod_DecompressVis(const byte *in, int row);
/* Shared models load */
typedef struct image_s* (*findimage_t)(char *name, imagetype_t type);
extern void *Mod_LoadMD2 (const char *mod_name, const void *buffer, int modfilelen,
vec3_t mins, vec3_t maxs, struct image_s **skins,
findimage_t find_image, modtype_t *type);
extern void *Mod_LoadSP2 (const char *mod_name, const void *buffer, int modfilelen,
struct image_s **skins, findimage_t find_image, modtype_t *type);
extern int Mod_ReLoadSkins(struct image_s **skins, findimage_t find_image,
void *extradata, modtype_t type);
#endif /* SRC_CLIENT_REFRESH_REF_SHARED_H_ */

297
src/files/models.c Normal file
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@ -0,0 +1,297 @@
/*
* Copyright (C) 1997-2001 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.
*
* =======================================================================
*
* The models file format
*
* =======================================================================
*/
#include "../common/header/ref_shared.h"
/*
=================
Mod_LoadAliasModel/Mod_LoadMD2
=================
*/
void *
Mod_LoadMD2 (const char *mod_name, const void *buffer, int modfilelen,
vec3_t mins, vec3_t maxs, struct image_s **skins, findimage_t find_image,
modtype_t *type)
{
dmdl_t *pinmodel, *pheader;
dtriangle_t *pintri, *pouttri;
dstvert_t *pinst, *poutst;
int *pincmd, *poutcmd;
void *extradata;
int version;
int ofs_end;
int i, j;
pinmodel = (dmdl_t *)buffer;
version = LittleLong (pinmodel->version);
if (version != ALIAS_VERSION)
{
R_Printf(PRINT_ALL, "%s: %s has wrong version number (%i should be %i)",
__func__, mod_name, version, ALIAS_VERSION);
return NULL;
}
ofs_end = LittleLong(pinmodel->ofs_end);
if (ofs_end < 0 || ofs_end > modfilelen)
{
R_Printf(PRINT_ALL, "%s: model %s file size(%d) too small, should be %d",
__func__, mod_name, modfilelen, ofs_end);
return NULL;
}
extradata = Hunk_Begin(modfilelen);
pheader = Hunk_Alloc(ofs_end);
// byte swap the header fields and sanity check
for (i=0 ; i<sizeof(dmdl_t)/sizeof(int) ; i++)
((int *)pheader)[i] = LittleLong (((int *)buffer)[i]);
if (pheader->skinheight > MAX_LBM_HEIGHT)
{
R_Printf(PRINT_ALL, "%s: model %s has a skin taller than %d",
__func__, mod_name, MAX_LBM_HEIGHT);
return NULL;
}
if (pheader->num_xyz <= 0)
{
R_Printf(PRINT_ALL, "%s: model %s has no vertices",
__func__, mod_name);
return NULL;
}
if (pheader->num_xyz > MAX_VERTS)
{
R_Printf(PRINT_ALL, "%s: model %s has too many vertices",
__func__, mod_name);
return NULL;
}
if (pheader->num_st <= 0)
{
R_Printf(PRINT_ALL, "%s: model %s has no st vertices",
__func__, mod_name);
return NULL;
}
if (pheader->num_tris <= 0)
{
R_Printf(PRINT_ALL, "%s: model %s has no triangles",
__func__, mod_name);
return NULL;
}
if (pheader->num_frames <= 0)
{
R_Printf(PRINT_ALL, "%s: model %s has no frames",
__func__, mod_name);
return NULL;
}
//
// load base s and t vertices (not used in gl version)
//
pinst = (dstvert_t *) ((byte *)pinmodel + pheader->ofs_st);
poutst = (dstvert_t *) ((byte *)pheader + pheader->ofs_st);
for (i=0 ; i<pheader->num_st ; i++)
{
poutst[i].s = LittleShort (pinst[i].s);
poutst[i].t = LittleShort (pinst[i].t);
}
//
// load triangle lists
//
pintri = (dtriangle_t *) ((byte *)pinmodel + pheader->ofs_tris);
pouttri = (dtriangle_t *) ((byte *)pheader + pheader->ofs_tris);
for (i=0 ; i<pheader->num_tris ; i++)
{
for (j=0 ; j<3 ; j++)
{
pouttri[i].index_xyz[j] = LittleShort (pintri[i].index_xyz[j]);
pouttri[i].index_st[j] = LittleShort (pintri[i].index_st[j]);
}
}
//
// load the frames
//
for (i=0 ; i<pheader->num_frames ; i++)
{
daliasframe_t *pinframe, *poutframe;
pinframe = (daliasframe_t *) ((byte *)pinmodel
+ pheader->ofs_frames + i * pheader->framesize);
poutframe = (daliasframe_t *) ((byte *)pheader
+ pheader->ofs_frames + i * pheader->framesize);
memcpy (poutframe->name, pinframe->name, sizeof(poutframe->name));
for (j=0 ; j<3 ; j++)
{
poutframe->scale[j] = LittleFloat (pinframe->scale[j]);
poutframe->translate[j] = LittleFloat (pinframe->translate[j]);
}
// verts are all 8 bit, so no swapping needed
memcpy (poutframe->verts, pinframe->verts,
pheader->num_xyz*sizeof(dtrivertx_t));
}
//
// load the glcmds
//
pincmd = (int *) ((byte *)pinmodel + pheader->ofs_glcmds);
poutcmd = (int *) ((byte *)pheader + pheader->ofs_glcmds);
for (i=0; i < pheader->num_glcmds; i++)
{
poutcmd[i] = LittleLong (pincmd[i]);
}
if (poutcmd[pheader->num_glcmds-1] != 0)
{
R_Printf(PRINT_ALL, "%s: Entity %s has possible last element issues with %d verts.\n",
__func__, mod_name, poutcmd[pheader->num_glcmds-1]);
}
// register all skins
memcpy ((char *)pheader + pheader->ofs_skins, (char *)pinmodel + pheader->ofs_skins,
pheader->num_skins*MAX_SKINNAME);
for (i=0 ; i<pheader->num_skins ; i++)
{
skins[i] = find_image((char *)pheader + pheader->ofs_skins + i*MAX_SKINNAME,
it_skin);
}
*type = mod_alias;
mins[0] = -32;
mins[1] = -32;
mins[2] = -32;
maxs[0] = 32;
maxs[1] = 32;
maxs[2] = 32;
return extradata;
}
/*
==============================================================================
SPRITE MODELS
==============================================================================
*/
/*
=================
Mod_LoadSP2
support for .sp2 sprites
====
*/
void *
Mod_LoadSP2 (const char *mod_name, const void *buffer, int modfilelen,
struct image_s **skins, findimage_t find_image, modtype_t *type)
{
dsprite_t *sprin, *sprout;
void *extradata;
int i;
sprin = (dsprite_t *)buffer;
extradata = Hunk_Begin(modfilelen);
sprout = Hunk_Alloc(modfilelen);
sprout->ident = LittleLong(sprin->ident);
sprout->version = LittleLong(sprin->version);
sprout->numframes = LittleLong(sprin->numframes);
if (sprout->version != SPRITE_VERSION)
{
R_Printf(PRINT_ALL, "%s has wrong version number (%i should be %i)",
mod_name, sprout->version, SPRITE_VERSION);
return NULL;
}
if (sprout->numframes > MAX_MD2SKINS)
{
R_Printf(PRINT_ALL, "%s has too many frames (%i > %i)",
mod_name, sprout->numframes, MAX_MD2SKINS);
return NULL;
}
/* byte swap everything */
for (i = 0; i < sprout->numframes; i++)
{
sprout->frames[i].width = LittleLong(sprin->frames[i].width);
sprout->frames[i].height = LittleLong(sprin->frames[i].height);
sprout->frames[i].origin_x = LittleLong(sprin->frames[i].origin_x);
sprout->frames[i].origin_y = LittleLong(sprin->frames[i].origin_y);
memcpy(sprout->frames[i].name, sprin->frames[i].name, MAX_SKINNAME);
skins[i] = find_image((char *)sprout->frames[i].name, it_sprite);
}
*type = mod_sprite;
return extradata;
}
/*
=================
Mod_ReLoad
Reload images in SP2/MD2 (mark registration_sequence)
=================
*/
int
Mod_ReLoadSkins(struct image_s **skins, findimage_t find_image, void *extradata,
modtype_t type)
{
if (type == mod_sprite)
{
dsprite_t *sprout;
int i;
sprout = (dsprite_t *)extradata;
for (i=0 ; i<sprout->numframes ; i++)
skins[i] = find_image (sprout->frames[i].name, it_sprite);
return sprout->numframes;
}
else if (type == mod_alias)
{
dmdl_t *pheader;
int i;
pheader = (dmdl_t *)extradata;
for (i=0 ; i<pheader->num_skins ; i++)
skins[i] = find_image ((char *)pheader + pheader->ofs_skins + i*MAX_SKINNAME, it_skin);
return pheader->num_frames;
}
// Unknow format, no images associated with it
return 0;
}

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@ -1007,229 +1007,6 @@ Mod_LoadBrushModel (model_t *loadmodel, const void *buffer, int modfilelen)
Mod_LoadSubmodels (loadmodel, mod_base, &header->lumps[LUMP_MODELS]);
}
/*
==============================================================================
ALIAS MODELS
==============================================================================
*/
/*
=================
Mod_LoadAliasModel
=================
*/
static void
Mod_LoadAliasModel (model_t *mod, const void *buffer, int modfilelen)
{
int i, j;
dmdl_t *pinmodel, *pheader;
dstvert_t *pinst, *poutst;
dtriangle_t *pintri, *pouttri;
int *pincmd, *poutcmd;
int version;
int ofs_end;
pinmodel = (dmdl_t *)buffer;
version = LittleLong (pinmodel->version);
if (version != ALIAS_VERSION)
{
ri.Sys_Error(ERR_DROP, "%s: %s has wrong version number (%i should be %i)",
__func__, mod->name, version, ALIAS_VERSION);
}
ofs_end = LittleLong(pinmodel->ofs_end);
if (ofs_end < 0 || ofs_end > modfilelen)
{
ri.Sys_Error(ERR_DROP, "%s: model %s file size(%d) too small, should be %d",
__func__, mod->name, modfilelen, ofs_end);
}
mod->extradata = Hunk_Begin(modfilelen);
pheader = Hunk_Alloc(ofs_end);
// byte swap the header fields and sanity check
for (i=0 ; i<sizeof(dmdl_t)/4 ; i++)
((int *)pheader)[i] = LittleLong (((int *)buffer)[i]);
if (pheader->skinheight > MAX_LBM_HEIGHT)
{
ri.Sys_Error(ERR_DROP, "%s: model %s has a skin taller than %d",
__func__, mod->name, MAX_LBM_HEIGHT);
}
if (pheader->num_xyz <= 0)
{
ri.Sys_Error(ERR_DROP, "%s: model %s has no vertices",
__func__, mod->name);
}
if (pheader->num_xyz > MAX_VERTS)
{
ri.Sys_Error(ERR_DROP, "%s: model %s has too many vertices",
__func__, mod->name);
}
if (pheader->num_st <= 0)
{
ri.Sys_Error(ERR_DROP, "%s: model %s has no st vertices",
__func__, mod->name);
}
if (pheader->num_tris <= 0)
{
ri.Sys_Error(ERR_DROP, "%s: model %s has no triangles",
__func__, mod->name);
}
if (pheader->num_frames <= 0)
{
ri.Sys_Error(ERR_DROP, "%s: model %s has no frames",
__func__, mod->name);
}
//
// load base s and t vertices (not used in gl version)
//
pinst = (dstvert_t *) ((byte *)pinmodel + pheader->ofs_st);
poutst = (dstvert_t *) ((byte *)pheader + pheader->ofs_st);
for (i=0 ; i<pheader->num_st ; i++)
{
poutst[i].s = LittleShort (pinst[i].s);
poutst[i].t = LittleShort (pinst[i].t);
}
//
// load triangle lists
//
pintri = (dtriangle_t *) ((byte *)pinmodel + pheader->ofs_tris);
pouttri = (dtriangle_t *) ((byte *)pheader + pheader->ofs_tris);
for (i=0 ; i<pheader->num_tris ; i++)
{
for (j=0 ; j<3 ; j++)
{
pouttri[i].index_xyz[j] = LittleShort (pintri[i].index_xyz[j]);
pouttri[i].index_st[j] = LittleShort (pintri[i].index_st[j]);
}
}
//
// load the frames
//
for (i=0 ; i<pheader->num_frames ; i++)
{
daliasframe_t *pinframe, *poutframe;
pinframe = (daliasframe_t *) ((byte *)pinmodel
+ pheader->ofs_frames + i * pheader->framesize);
poutframe = (daliasframe_t *) ((byte *)pheader
+ pheader->ofs_frames + i * pheader->framesize);
memcpy (poutframe->name, pinframe->name, sizeof(poutframe->name));
for (j=0 ; j<3 ; j++)
{
poutframe->scale[j] = LittleFloat (pinframe->scale[j]);
poutframe->translate[j] = LittleFloat (pinframe->translate[j]);
}
// verts are all 8 bit, so no swapping needed
memcpy (poutframe->verts, pinframe->verts,
pheader->num_xyz*sizeof(dtrivertx_t));
}
mod->type = mod_alias;
//
// load the glcmds
//
pincmd = (int *) ((byte *)pinmodel + pheader->ofs_glcmds);
poutcmd = (int *) ((byte *)pheader + pheader->ofs_glcmds);
for (i=0; i < pheader->num_glcmds; i++)
{
poutcmd[i] = LittleLong (pincmd[i]);
}
if (poutcmd[pheader->num_glcmds-1] != 0)
{
R_Printf(PRINT_ALL, "%s: Entity %s has possible last element issues with %d verts.\n",
__func__, mod->name, poutcmd[pheader->num_glcmds-1]);
}
// register all skins
memcpy ((char *)pheader + pheader->ofs_skins, (char *)pinmodel + pheader->ofs_skins,
pheader->num_skins*MAX_SKINNAME);
for (i=0 ; i<pheader->num_skins ; i++)
{
mod->skins[i] = Vk_FindImage ((char *)pheader + pheader->ofs_skins + i*MAX_SKINNAME
, it_skin);
}
mod->mins[0] = -32;
mod->mins[1] = -32;
mod->mins[2] = -32;
mod->maxs[0] = 32;
mod->maxs[1] = 32;
mod->maxs[2] = 32;
}
/*
==============================================================================
SPRITE MODELS
==============================================================================
*/
/*
=================
Mod_LoadSpriteModel
=================
*/
static void
Mod_LoadSpriteModel (model_t *mod, const void *buffer, int modfilelen)
{
dsprite_t *sprin, *sprout;
int i;
sprin = (dsprite_t *)buffer;
mod->extradata = Hunk_Begin(modfilelen);
sprout = Hunk_Alloc(modfilelen);
sprout->ident = LittleLong (sprin->ident);
sprout->version = LittleLong (sprin->version);
sprout->numframes = LittleLong (sprin->numframes);
if (sprout->version != SPRITE_VERSION)
{
ri.Sys_Error(ERR_DROP, "%s: %s has wrong version number (%i should be %i)",
__func__, mod->name, sprout->version, SPRITE_VERSION);
}
if (sprout->numframes > MAX_MD2SKINS)
{
ri.Sys_Error(ERR_DROP, "%s: %s has too many frames (%i > %i)",
__func__, mod->name, sprout->numframes, MAX_MD2SKINS);
}
// byte swap everything
for (i=0 ; i<sprout->numframes ; i++)
{
sprout->frames[i].width = LittleLong (sprin->frames[i].width);
sprout->frames[i].height = LittleLong (sprin->frames[i].height);
sprout->frames[i].origin_x = LittleLong (sprin->frames[i].origin_x);
sprout->frames[i].origin_y = LittleLong (sprin->frames[i].origin_y);
memcpy (sprout->frames[i].name, sprin->frames[i].name, MAX_SKINNAME);
mod->skins[i] = Vk_FindImage (sprout->frames[i].name,
it_sprite);
}
mod->type = mod_sprite;
}
//=============================================================================
/*
@ -1243,7 +1020,7 @@ static model_t *
Mod_ForName (const char *name, model_t *parent_model, qboolean crash)
{
model_t *mod;
unsigned *buf;
void *buf;
int i, modfilelen;
if (!name[0])
@ -1325,11 +1102,30 @@ Mod_ForName (const char *name, model_t *parent_model, qboolean crash)
switch (LittleLong(*(unsigned *)buf))
{
case IDALIASHEADER:
Mod_LoadAliasModel(mod, buf, modfilelen);
{
mod->extradata = Mod_LoadMD2(mod->name, buf, modfilelen,
mod->mins, mod->maxs,
(struct image_s **)mod->skins, (findimage_t)Vk_FindImage,
&(mod->type));
if (!mod->extradata)
{
ri.Sys_Error(ERR_DROP, "%s: Failed to load %s",
__func__, mod->name);
}
};
break;
case IDSPRITEHEADER:
Mod_LoadSpriteModel(mod, buf, modfilelen);
{
mod->extradata = Mod_LoadSP2(mod->name, buf, modfilelen,
(struct image_s **)mod->skins, (findimage_t)Vk_FindImage,
&(mod->type));
if (!mod->extradata)
{
ri.Sys_Error(ERR_DROP, "%s: Failed to load %s",
__func__, mod->name);
}
}
break;
case IDBSPHEADER:
@ -1342,7 +1138,14 @@ Mod_ForName (const char *name, model_t *parent_model, qboolean crash)
break;
}
mod->extradatasize = Hunk_End ();
if (mod->extradata)
{
mod->extradatasize = Hunk_End ();
}
else
{
mod->extradatasize = 0;
}
ri.FS_FreeFile(buf);
@ -1394,35 +1197,22 @@ struct model_s *RE_RegisterModel (char *name)
mod = Mod_ForName (name, r_worldmodel, false);
if (mod)
{
int i;
mod->registration_sequence = registration_sequence;
// register any images used by the models
if (mod->type == mod_sprite)
if (mod->type == mod_brush)
{
dsprite_t *sprout;
int i;
sprout = (dsprite_t *)mod->extradata;
for (i=0 ; i<sprout->numframes ; i++)
mod->skins[i] = Vk_FindImage (sprout->frames[i].name, it_sprite);
}
else if (mod->type == mod_alias)
{
dmdl_t *pheader;
pheader = (dmdl_t *)mod->extradata;
for (i=0 ; i<pheader->num_skins ; i++)
mod->skins[i] = Vk_FindImage ((char *)pheader + pheader->ofs_skins + i*MAX_SKINNAME, it_skin);
//PGM
mod->numframes = pheader->num_frames;
//PGM
}
else if (mod->type == mod_brush)
{
for (i=0 ; i<mod->numtexinfo ; i++)
mod->texinfo[i].image->registration_sequence = registration_sequence;
}
else
{
/* numframes is unused for SP2 but lets set it also */
mod->numframes = Mod_ReLoadSkins((struct image_s **)mod->skins,
(findimage_t)Vk_FindImage, mod->extradata, mod->type);
}
}
return mod;
}