From fe5d67d95f3a5fc84c5421d409a6464642aaf2cb Mon Sep 17 00:00:00 2001
From: Keith Whitwell <keith@tungstengraphics.com>
Date: Fri, 27 Oct 2000 16:44:40 +0000
Subject: Implement EXT_fog_coord and EXT_secondary_color.

EXT_secondary_color is disabled until we get some dispatch offsets from SGI.
---
 src/mesa/main/enable.c | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'src/mesa/main/enable.c')

diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index a706ea5d3d7..2c0e3334c74 100644
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -1,4 +1,4 @@
-/* $Id: enable.c,v 1.26 2000/10/21 01:29:12 brianp Exp $ */
+/* $Id: enable.c,v 1.27 2000/10/27 16:44:40 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -535,6 +535,16 @@ void _mesa_set_enable( GLcontext *ctx, GLenum cap, GLboolean state )
          }
 	 break;
 
+      /* GL_EXT_secondary_color */
+      case GL_COLOR_SUM_EXT:
+         ctx->Fog.ColorSumEnabled = state;
+	 if (state)
+	    SET_BITS(ctx->TriangleCaps, DD_SEPERATE_SPECULAR);
+	 else if (ctx->Light.Model.ColorControl == GL_SINGLE_COLOR)
+	    CLEAR_BITS(ctx->TriangleCaps, DD_SEPERATE_SPECULAR);
+	 ctx->NewState |= NEW_RASTER_OPS;
+         break;
+
       default:
          gl_error(ctx, GL_INVALID_ENUM, state ? "glEnable" : "glDisable");
          return;
@@ -815,6 +825,12 @@ client_state( GLcontext *ctx, GLenum cap, GLboolean state )
       case GL_EDGE_FLAG_ARRAY:
          ctx->Array.EdgeFlag.Enabled = state;
          break;
+      case GL_FOG_COORDINATE_ARRAY_EXT:
+         ctx->Array.FogCoord.Enabled = state;
+         break;
+      case GL_SECONDARY_COLOR_ARRAY_EXT:
+         ctx->Array.SecondaryColor.Enabled = state;
+         break;
       default:
          gl_error( ctx, GL_INVALID_ENUM, "glEnable/DisableClientState" );
    }
-- 
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