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engine: fix palette and builtin textures on BE

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This commit is contained in:
Alibek Omarov
2026-04-25 03:56:45 +05:00
parent dcc5756649
commit 2320734ec0
3 changed files with 25 additions and 52 deletions
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engine/client/dll_int/ref_common.c
+6 -6
View File
@@ -505,9 +505,9 @@ static void R_CreateBuiltinTextures( void )
for( int x = 0; x < 16; x++ )
{
if(( y < 8 ) ^ ( x < 8 ))
data16x16[y * 16 + x] = 0xFFFF00FF;
data16x16[y * 16 + x] = HostFourCC( 255, 0, 255, 255 );
else
data16x16[y * 16 + x] = 0xFF000000;
data16x16[y * 16 + x] = HostFourCC( 0, 0, 0, 255 );
}
}
ref.dllFuncs.GL_CreateTexture( REF_DEFAULT_TEXTURE, 16, 16, data16x16, 0 );
@@ -517,7 +517,7 @@ static void R_CreateBuiltinTextures( void )
for( int y = 0; y < 8; y++ )
{
for( int x = 0; x < 8; x++ )
particle[y * 8 + x] = 0x00FFFFFF; // fill it with invisible white
particle[y * 8 + x] = HostFourCC( 255, 255, 255, 0 ); // fill it with invisible white
}
// a1ba: moved one pixel down and to the right to make it look better with linear interpolation
@@ -530,7 +530,7 @@ static void R_CreateBuiltinTextures( void )
if(( x == corner || x == 3 + corner ) && ( y == corner || y == 3 + corner ))
continue;
particle[y * 8 + x] = 0xFFFFFFFF;
particle[y * 8 + x] = HostFourCC( 255, 255, 255, 255 );
}
}
ref.dllFuncs.GL_CreateTexture( REF_PARTICLE_TEXTURE, 8, 8, particle, TF_CLAMP|TF_HAS_ALPHA );
@@ -541,11 +541,11 @@ static void R_CreateBuiltinTextures( void )
ref.dllFuncs.GL_CreateTexture( REF_WHITE_TEXTURE, 4, 4, data4x4, 0 );
for( int x = 0; x < 16; x++ )
data4x4[x] = 0xFF7F7F7F;
data4x4[x] = HostFourCC( 127, 127, 127, 255 );
ref.dllFuncs.GL_CreateTexture( REF_GRAY_TEXTURE, 4, 4, data4x4, 0 );
for( int x = 0; x < 16; x++ )
data4x4[x] = 0xFF000000;
data4x4[x] = HostFourCC( 0, 0, 0, 255 );
ref.dllFuncs.GL_CreateTexture( REF_BLACK_TEXTURE, 4, 4, data4x4, 0 );
}
engine/common/imagelib/img_utils.c
+14 -46
View File
@@ -285,66 +285,34 @@ int Image_ComparePalette( const byte *pal )
static void Image_SetPalette( const byte *pal, uint *d_table )
{
byte rgba[4];
uint uirgba; // TODO: palette looks byte-swapped on big-endian
int i;
// setup palette
switch( image.d_rendermode )
{
case LUMP_NORMAL:
for( i = 0; i < 256; i++ )
{
memcpy( rgba, &pal[i * 3], 3 );
rgba[3] = 0xFF;
memcpy( &uirgba, rgba, sizeof( uirgba ));
d_table[i] = uirgba;
}
for( int i = 0; i < 256; i++ )
d_table[i] = HostFourCC( pal[i * 3 + 0], pal[i * 3 + 1], pal[i * 3 + 2], 0xFF );
break;
case LUMP_TEXGAMMA:
for( i = 0; i < 256; i++ )
for( int i = 0; i < 256; i++ )
{
rgba[0] = TextureToGamma( pal[i * 3 + 0] );
rgba[1] = TextureToGamma( pal[i * 3 + 1] );
rgba[2] = TextureToGamma( pal[i * 3 + 2] );
rgba[3] = 0xFF;
memcpy( &uirgba, rgba, sizeof( uirgba ));
d_table[i] = uirgba;
d_table[i] = HostFourCC(
TextureToGamma( pal[i * 3 + 0] ),
TextureToGamma( pal[i * 3 + 1] ),
TextureToGamma( pal[i * 3 + 2] ),
0xFF );
}
break;
case LUMP_GRADIENT:
for( i = 0; i < 256; i++ )
{
rgba[0] = pal[765];
rgba[1] = pal[766];
rgba[2] = pal[767];
rgba[3] = i;
memcpy( &uirgba, rgba, sizeof( uirgba ));
d_table[i] = uirgba;
}
for( int i = 0; i < 256; i++ )
d_table[i] = HostFourCC( pal[765], pal[766], pal[767], i );
break;
case LUMP_MASKED:
for( i = 0; i < 255; i++ )
{
rgba[0] = pal[i*3+0];
rgba[1] = pal[i*3+1];
rgba[2] = pal[i*3+2];
rgba[3] = 0xFF;
memcpy( &uirgba, rgba, sizeof( uirgba ));
d_table[i] = uirgba;
}
for( int i = 0; i < 255; i++ )
d_table[i] = HostFourCC( pal[i * 3 + 0], pal[i * 3 + 1], pal[i * 3 + 2], 0xFF );
d_table[255] = 0;
break;
case LUMP_EXTENDED:
for( i = 0; i < 256; i++ )
{
rgba[0] = pal[i*4+0];
rgba[1] = pal[i*4+1];
rgba[2] = pal[i*4+2];
rgba[3] = pal[i*4+3];
memcpy( &uirgba, rgba, sizeof( uirgba ));
d_table[i] = uirgba;
}
for( int i = 0; i < 256; i++ )
d_table[i] = HostFourCC( pal[i * 4 + 0], pal[i * 4 + 1], pal[i * 4 + 2], pal[i * 4 + 3] );
break;
}
}