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ref: support loading sprites with truncated palette

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This commit is contained in:
Alibek Omarov 2025-01-22 19:23:57 +03:00
parent 9f322df498
commit 4f2249ed8e
2 changed files with 22 additions and 20 deletions
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25
ref/gl/gl_sprite.c
View file

@ -152,11 +152,11 @@ load sprite model
*/
void Mod_LoadSpriteModel( model_t *mod, const void *buffer, qboolean *loaded, uint texFlags )
{
const dsprite_t *pin;
const short *numi = NULL;
const byte *pframetype;
msprite_t *psprite;
int i;
const dsprite_t *pin;
const short *numi = NULL;
const byte *pframetype;
msprite_t *psprite;
int i;
pin = buffer;
psprite = mod->cache.data;
@ -164,7 +164,7 @@ void Mod_LoadSpriteModel( model_t *mod, const void *buffer, qboolean *loaded, ui
if( pin->version == SPRITE_VERSION_Q1 || pin->version == SPRITE_VERSION_32 )
numi = NULL;
else if( pin->version == SPRITE_VERSION_HL )
numi = (const short *)((const byte*)buffer + sizeof( dsprite_hl_t ));
numi = (const short *)((const byte *)buffer + sizeof( dsprite_hl_t ));
r_texFlags = texFlags;
sprite_version = pin->version;
@ -179,31 +179,32 @@ void Mod_LoadSpriteModel( model_t *mod, const void *buffer, qboolean *loaded, ui
pframetype = ((const byte*)buffer + sizeof( dsprite_q1_t )); // pinq1 + 1
gEngfuncs.FS_FreeImage( pal ); // palette installed, no reason to keep this data
}
else if( *numi == 256 )
else if( *numi <= 256 )
{
const byte *src = (const byte *)(numi+1);
rgbdata_t *pal;
size_t pal_bytes = *numi * 3;
// install palette
switch( psprite->texFormat )
{
case SPR_INDEXALPHA:
pal = gEngfuncs.FS_LoadImage( "#gradient.pal", src, 768 );
pal = gEngfuncs.FS_LoadImage( "#gradient.pal", src, pal_bytes );
break;
case SPR_ALPHTEST:
pal = gEngfuncs.FS_LoadImage( "#masked.pal", src, 768 );
pal = gEngfuncs.FS_LoadImage( "#masked.pal", src, pal_bytes );
break;
default:
pal = gEngfuncs.FS_LoadImage( "#normal.pal", src, 768 );
pal = gEngfuncs.FS_LoadImage( "#normal.pal", src, pal_bytes );
break;
}
pframetype = (const byte *)(src + 768);
pframetype = (const byte *)(src + pal_bytes);
gEngfuncs.FS_FreeImage( pal ); // palette installed, no reason to keep this data
}
else
{
gEngfuncs.Con_DPrintf( S_ERROR "%s has wrong number of palette colors %i (should be 256)\n", mod->name, *numi );
gEngfuncs.Con_DPrintf( S_ERROR "%s has wrong number of palette colors %i (should be less or equal than 256)\n", mod->name, *numi );
return;
}

17
ref/soft/r_sprite.c
View file

@ -165,31 +165,32 @@ void Mod_LoadSpriteModel( model_t *mod, const void *buffer, qboolean *loaded, ui
pframetype = ((const byte *)buffer + sizeof( dsprite_q1_t )); // pinq1 + 1
gEngfuncs.FS_FreeImage( pal ); // palette installed, no reason to keep this data
}
else if( *numi == 256 )
else if( *numi <= 256 )
{
const byte *src = (const byte *)( numi + 1 );
rgbdata_t *pal;
const byte *src = (const byte *)(numi+1);
rgbdata_t *pal;
size_t pal_bytes = *numi * 3;
// install palette
switch( psprite->texFormat )
{
case SPR_INDEXALPHA:
pal = gEngfuncs.FS_LoadImage( "#gradient.pal", src, 768 );
pal = gEngfuncs.FS_LoadImage( "#gradient.pal", src, pal_bytes );
break;
case SPR_ALPHTEST:
pal = gEngfuncs.FS_LoadImage( "#masked.pal", src, 768 );
pal = gEngfuncs.FS_LoadImage( "#masked.pal", src, pal_bytes );
break;
default:
pal = gEngfuncs.FS_LoadImage( "#normal.pal", src, 768 );
pal = gEngfuncs.FS_LoadImage( "#normal.pal", src, pal_bytes );
break;
}
pframetype = (const byte *)( src + 768 );
pframetype = (const byte *)(src + pal_bytes);
gEngfuncs.FS_FreeImage( pal ); // palette installed, no reason to keep this data
}
else
{
gEngfuncs.Con_DPrintf( S_ERROR "%s has wrong number of palette colors %i (should be 256)\n", mod->name, *numi );
gEngfuncs.Con_DPrintf( S_ERROR "%s has wrong number of palette colors %i (should be less or equal than 256)\n", mod->name, *numi );
return;
}