From: Brian Paul <brian.paul@tungstengraphics.com>
Date: Tue, 26 Apr 2005 17:25:53 +0000 (+0000)
Subject: enable fog render input if fragment program fog option set
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c03b6f40baae1d11deaa9d1c7951ec8b5f80be81;p=mesa.git

enable fog render input if fragment program fog option set
---

diff --git a/src/mesa/tnl/t_context.c b/src/mesa/tnl/t_context.c
index ef23784f6a0..40b030cb12e 100644
--- a/src/mesa/tnl/t_context.c
+++ b/src/mesa/tnl/t_context.c
@@ -175,7 +175,7 @@ _tnl_InvalidateState( GLcontext *ctx, GLuint new_state )
       tnl->render_inputs |= (_TNL_BIT_POS|_TNL_BIT_INDEX);
    }
     
-   if (ctx->Fog.Enabled)
+   if (ctx->Fog.Enabled || ctx->FragmentProgram.Current->FogOption != GL_NONE)
       tnl->render_inputs |= _TNL_BIT_FOG;
 
    if (ctx->Polygon.FrontMode != GL_FILL ||