Make sure tnl->_DoVertexFog is kept uptodate. Fixes fog in i915

driver.
2005-11-22 10:58:05 +00:00
parent bf44f6cfac
commit 5a771857d9
1 changed files with 5 additions and 0 deletions
@@ -273,6 +273,9 @@ _tnl_allow_vertex_fog( GLcontext *ctx, GLboolean value )
 {
   TNLcontext *tnl = TNL_CONTEXT(ctx);
   tnl->AllowVertexFog = value;
+   tnl->_DoVertexFog = (tnl->AllowVertexFog && (ctx->Hint.Fog != GL_NICEST))
+      || !tnl->AllowPixelFog;
+
 }

 void
@@ -280,5 +283,7 @@ _tnl_allow_pixel_fog( GLcontext *ctx, GLboolean value )
 {
   TNLcontext *tnl = TNL_CONTEXT(ctx);
   tnl->AllowPixelFog = value;
+   tnl->_DoVertexFog = (tnl->AllowVertexFog && (ctx->Hint.Fog != GL_NICEST))
+      || !tnl->AllowPixelFog;
 }