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/fog.h | 28 +++++++++++++++++++++++-----
 1 file changed, 23 insertions(+), 5 deletions(-)

(limited to 'src/mesa/main/fog.h')

diff --git a/src/mesa/main/fog.h b/src/mesa/main/fog.h
index bf781ffa216..d9b30d6000b 100644
--- a/src/mesa/main/fog.h
+++ b/src/mesa/main/fog.h
@@ -1,4 +1,4 @@
-/* $Id: fog.h,v 1.4 2000/04/05 22:08:54 brianp Exp $ */
+/* $Id: fog.h,v 1.5 2000/10/27 16:44:40 keithw Exp $ */
 
 /*
  * Mesa 3-D graphics library
@@ -32,8 +32,6 @@
 #include "types.h"
 
 
-extern struct gl_pipeline_stage gl_fog_coord_stage;
-
 
 extern void
 _mesa_Fogf(GLenum pname, GLfloat param);
@@ -57,12 +55,32 @@ _mesa_fog_vertices( struct vertex_buffer *VB );
 
 extern void
 _mesa_fog_rgba_pixels( const GLcontext *ctx,
-                       GLuint n, const GLdepth z[],
+                       GLuint n, const GLfixed fog[],
                        GLubyte rgba[][4] );
 
 extern void
 _mesa_fog_ci_pixels( const GLcontext *ctx,
-                     GLuint n, const GLdepth z[], GLuint indx[] );
+                     GLuint n, const GLfixed fog[], GLuint indx[] );
+
+
+extern void 
+_mesa_make_win_fog_coords( struct vertex_buffer *VB );
+
+
+extern void
+_mesa_win_fog_coords_from_z( const GLcontext *ctx,
+			     GLuint n, 
+			     const GLdepth z[], 
+			     GLfixed fogcoord[] );
+
+extern void
+_mesa_depth_fog_rgba_pixels( const GLcontext *ctx,
+			     GLuint n, const GLdepth z[], GLubyte rgba[][4] );
+
+extern void
+_mesa_depth_fog_ci_pixels( const GLcontext *ctx,
+			   GLuint n, const GLdepth z[], GLuint index[] );
+
 
 
 extern void
-- 
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