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engine: make particle texture white, shift 1 pixel down and to the right

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This commit is contained in:
Alibek Omarov
2026-04-19 17:04:35 +05:00
parent 905161529f
commit 4dde4047f1
1 changed files with 14 additions and 5 deletions
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19
engine/client/dll_int/ref_common.c
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@@ -513,15 +513,24 @@ static void R_CreateBuiltinTextures( void )
ref.dllFuncs.GL_CreateTexture( REF_DEFAULT_TEXTURE, 16, 16, data16x16, 0 ); ref.dllFuncs.GL_CreateTexture( REF_DEFAULT_TEXTURE, 16, 16, data16x16, 0 );
// particle texture // particle texture
uint particle[64] = { 0 }; uint particle[64];
for( int y = 0; y < 4; y++ ) for( int y = 0; y < 8; y++ )
{ {
for( int x = 0; x < 4; x++ ) for( int x = 0; x < 8; x++ )
particle[y * 8 + x] = 0x00FFFFFF; // fill it with invisible white
}
// a1ba: moved one pixel down and to the right to make it look better with linear interpolation
// set to 0 to make it look like in goldsrc
const int corner = 1;
for( int y = corner; y < 4 + corner; y++ )
{
for( int x = corner; x < 4 + corner; x++ )
{ {
if(( x == 0 || x == 3 ) && ( y == 0 || y == 3 )) if(( x == corner || x == 3 + corner ) && ( y == corner || y == 3 + corner ))
continue; continue;
particle[y * 8 + x] = 0xFF000000; particle[y * 8 + x] = 0xFFFFFFFF;
} }
} }
ref.dllFuncs.GL_CreateTexture( REF_PARTICLE_TEXTURE, 8, 8, particle, TF_CLAMP|TF_HAS_ALPHA ); ref.dllFuncs.GL_CreateTexture( REF_PARTICLE_TEXTURE, 8, 8, particle, TF_CLAMP|TF_HAS_ALPHA );