Checkpoint for GLSL compiler changes.

In brief:
Check for enabled fragment program by looking at ctx->FragmentProgram._Current.
New code for varying variables.

1 files changed, 12 insertions, 15 deletions

diff --git a/src/mesa/swrast/s_context.c b/src/mesa/swrast/s_context.c
index 52d560ffdb6..e3047891547 100644
--- a/src/mesa/swrast/s_context.c
+++ b/src/mesa/swrast/s_context.c
@@ -98,7 +98,7 @@ _swrast_update_rasterflags( GLcontext *ctx )
       rasterMask |= MULTI_DRAW_BIT; /* all color index bits disabled */
    }
 
-   if (ctx->FragmentProgram._Enabled) {
+   if (ctx->FragmentProgram._Current) {
       rasterMask |= FRAGPROG_BIT;
    }
 
@@ -165,7 +165,7 @@ _swrast_update_fog_hint( GLcontext *ctx )
 {
    SWcontext *swrast = SWRAST_CONTEXT(ctx);
    swrast->_PreferPixelFog = (!swrast->AllowVertexFog ||
-                              ctx->FragmentProgram._Enabled || /* not _Active! */
+                              ctx->FragmentProgram._Current ||
 			      (ctx->Hint.Fog == GL_NICEST &&
 			       swrast->AllowPixelFog));
 }
@@ -198,17 +198,14 @@ static void
 _swrast_update_fog_state( GLcontext *ctx )
 {
    SWcontext *swrast = SWRAST_CONTEXT(ctx);
+   const struct gl_fragment_program *fp = ctx->FragmentProgram._Current;
 
    /* determine if fog is needed, and if so, which fog mode */
    swrast->_FogEnabled = GL_FALSE;
-   if (ctx->FragmentProgram._Enabled) {
-      if (ctx->FragmentProgram._Current->Base.Target==GL_FRAGMENT_PROGRAM_ARB) {
-         const struct gl_fragment_program *fp
-            = ctx->FragmentProgram._Current;
-         if (fp->FogOption != GL_NONE) {
-            swrast->_FogEnabled = GL_TRUE;
-            swrast->_FogMode = fp->FogOption;
-         }
+   if (fp && fp->Base.Target == GL_FRAGMENT_PROGRAM_ARB) {
+      if (fp->FogOption != GL_NONE) {
+         swrast->_FogEnabled = GL_TRUE;
+         swrast->_FogMode = fp->FogOption;
       }
    }
    else if (ctx->Fog.Enabled) {
@@ -225,8 +222,8 @@ _swrast_update_fog_state( GLcontext *ctx )
 static void
 _swrast_update_fragment_program(GLcontext *ctx, GLbitfield newState)
 {
-   if (ctx->FragmentProgram._Enabled) {
-      const struct gl_fragment_program *fp = ctx->FragmentProgram._Current;
+   const struct gl_fragment_program *fp = ctx->FragmentProgram._Current;
+   if (fp) {
 #if 0
       /* XXX Need a way to trigger the initial loading of parameters
        * even when there's no recent state changes.
@@ -301,7 +298,7 @@ _swrast_validate_triangle( GLcontext *ctx,
 
    if (ctx->Texture._EnabledUnits == 0
        && NEED_SECONDARY_COLOR(ctx)
-       && !ctx->FragmentProgram._Enabled) {
+       && !ctx->FragmentProgram._Current) {
       /* separate specular color, but no texture */
       swrast->SpecTriangle = swrast->Triangle;
       swrast->Triangle = _swrast_add_spec_terms_triangle;
@@ -325,7 +322,7 @@ _swrast_validate_line( GLcontext *ctx, const SWvertex *v0, const SWvertex *v1 )
 
    if (ctx->Texture._EnabledUnits == 0
        && NEED_SECONDARY_COLOR(ctx)
-       && !ctx->FragmentProgram._Enabled) {
+       && !ctx->FragmentProgram._Current) {
       swrast->SpecLine = swrast->Line;
       swrast->Line = _swrast_add_spec_terms_line;
    }
@@ -348,7 +345,7 @@ _swrast_validate_point( GLcontext *ctx, const SWvertex *v0 )
 
    if (ctx->Texture._EnabledUnits == 0
        && NEED_SECONDARY_COLOR(ctx)
-       && !ctx->FragmentProgram._Enabled) {
+       && !ctx->FragmentProgram._Current) {
       swrast->SpecPoint = swrast->Point;
       swrast->Point = _swrast_add_spec_terms_point;
    }