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ref: gl: change backface culling only if it wasn't disabled by mod developer beforehand

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This commit is contained in:
Alibek Omarov
2026-04-03 01:23:55 +05:00
parent 0b920be381
commit fd55716633
1 changed files with 17 additions and 8 deletions
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25
ref/gl/gl_studio.c
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@@ -2340,15 +2340,24 @@ static void R_StudioDrawPoints( void )
pstudionorms = (vec3_t *)((byte *)m_pStudioHeader + m_pSubModel->normindex);
// backface culling for left-handed weapons
if( R_AllowFlipViewModel( RI.currententity ))
//
// there is a bug in GoldSrc that sets backface culling to GL_FRONT
// but doesn't check OpenGL state. This allows mod developers to disable
// backface culling through TriAPI call
//
// see https://github.com/FWGS/xash3d-fwgs/issues/2517
if( glState.faceCull != GL_NONE )
{
tr.fFlipViewModel = true;
GL_Cull( GL_NONE );
}
else
{
tr.fFlipViewModel = false;
GL_Cull( GL_FRONT );
if( R_AllowFlipViewModel( RI.currententity ))
{
tr.fFlipViewModel = true;
GL_Cull( GL_NONE );
}
else
{
tr.fFlipViewModel = false;
GL_Cull( GL_FRONT );
}
}
for( j = 0; j < m_pSubModel->nummesh; j++ )