Mesa (master): mesa: Remove SWcontext::_FogMode, use gl_context:: gl_fog_attrib::Mode everywhere

[Ian Romanick]

Module: Mesa
Branch: master
Commit: cd354b4eb84839837a9349bd91e89b55d06e5837
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=cd354b4eb84839837a9349bd91e89b55d06e5837

Author: Ian Romanick <ian.d.romanick at intel.com>
Date:   Thu Apr 21 17:36:17 2011 -0700

mesa: Remove SWcontext::_FogMode, use gl_context::gl_fog_attrib::Mode everywhere

Reviewed-by: Brian Paul <brianp at vmware.com>

---

 src/mesa/swrast/s_context.c |    1 -
 src/mesa/swrast/s_context.h |    1 -
 src/mesa/swrast/s_fog.c     |    2 +-
 3 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c
index b3e3968..def1531 100644
--- a/src/mesa/swrast/s_context.c
+++ b/src/mesa/swrast/s_context.c
@@ -252,7 +252,6 @@ _swrast_update_fog_state( struct gl_context *ctx )
 
    /* determine if fog is needed, and if so, which fog mode */
    swrast->_FogEnabled = (fp == NULL && ctx->Fog.Enabled);
-   swrast->_FogMode = ctx->Fog.Mode;
 }
 
 
diff --git a/src/mesa/swrast/s_context.h b/src/mesa/swrast/s_context.h
index 5dbdd60..8d7458c 100644
--- a/src/mesa/swrast/s_context.h
+++ b/src/mesa/swrast/s_context.h
@@ -135,7 +135,6 @@ typedef struct
    GLboolean _TextureCombinePrimary;
    GLboolean _FogEnabled;
    GLboolean _DeferredTexture;
-   GLenum _FogMode;  /* either GL_FOG_MODE or fragment program's fog mode */
 
    /** List/array of the fragment attributes to interpolate */
    GLuint _ActiveAttribs[FRAG_ATTRIB_MAX];
diff --git a/src/mesa/swrast/s_fog.c b/src/mesa/swrast/s_fog.c
index d808e2b..ea59de1 100644
--- a/src/mesa/swrast/s_fog.c
+++ b/src/mesa/swrast/s_fog.c
@@ -158,7 +158,7 @@ _swrast_fog_rgba_span( const struct gl_context *ctx, SWspan *span )
       /* The span's fog values are fog coordinates, now compute blend factors
        * and blend the fragment colors with the fog color.
        */
-      switch (swrast->_FogMode) {
+      switch (ctx->Fog.Mode) {
       case GL_LINEAR:
          {
             const GLfloat fogEnd = ctx->Fog.End;