Fix gcc version checks for _mesa_bitcount

[mesa.git] / src / mesa / main / enable.c

diff --git a/src/mesa/main/enable.c b/src/mesa/main/enable.c
index aac8b9c5eaf62ddda3fbfd23225fd74b27f5895e..689dc8a99ec5d572f9cf25d151fce8cb10bbdaef 100644 (file)
--- a/src/mesa/main/enable.c
+++ b/src/mesa/main/enable.c
@@ -5,7 +5,6 @@
 
 /*
  * Mesa 3-D graphics library
- * Version:  7.0.3
  *
  * Copyright (C) 1999-2007  Brian Paul   All Rights Reserved.
  *
@@ -296,14 +295,19 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          }
          break;
 #if FEATURE_userclip
-      case GL_CLIP_PLANE0:
-      case GL_CLIP_PLANE1:
-      case GL_CLIP_PLANE2:
-      case GL_CLIP_PLANE3:
-      case GL_CLIP_PLANE4:
-      case GL_CLIP_PLANE5:
+      case GL_CLIP_DISTANCE0:
+      case GL_CLIP_DISTANCE1:
+      case GL_CLIP_DISTANCE2:
+      case GL_CLIP_DISTANCE3:
+      case GL_CLIP_DISTANCE4:
+      case GL_CLIP_DISTANCE5:
+      case GL_CLIP_DISTANCE6:
+      case GL_CLIP_DISTANCE7:
          {
-            const GLuint p = cap - GL_CLIP_PLANE0;
+            const GLuint p = cap - GL_CLIP_DISTANCE0;
+
+            if (p >= ctx->Const.MaxClipPlanes)
+               goto invalid_enum_error;
 
             if ((ctx->Transform.ClipPlanesEnabled & (1 << p))
                 == ((GLuint) state << p))
@@ -560,7 +564,6 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          ctx->Polygon.OffsetLine = state;
          break;
       case GL_POLYGON_OFFSET_FILL:
-         /*case GL_POLYGON_OFFSET_EXT:*/
          if (ctx->Polygon.OffsetFill == state)
             return;
          FLUSH_VERTICES(ctx, _NEW_POLYGON);
@@ -578,12 +581,6 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          FLUSH_VERTICES(ctx, _NEW_SCISSOR);
          ctx->Scissor.Enabled = state;
          break;
-      case GL_SHARED_TEXTURE_PALETTE_EXT:
-         if (ctx->Texture.SharedPalette == state)
-            return;
-         FLUSH_VERTICES(ctx, _NEW_TEXTURE);
-         ctx->Texture.SharedPalette = state;
-         break;
       case GL_STENCIL_TEST:
          if (ctx->Stencil.Enabled == state)
             return;
@@ -643,9 +640,7 @@ _mesa_set_enable(struct gl_context *ctx, GLenum cap, GLboolean state)
          break;
 #endif
 
-      /*
-       * CLIENT STATE!!!
-       */
+      /* client-side state */
       case GL_VERTEX_ARRAY:
       case GL_NORMAL_ARRAY:
       case GL_COLOR_ARRAY:
@@ -1026,6 +1021,7 @@ GLboolean GLAPIENTRY
 _mesa_IsEnabledIndexed( GLenum cap, GLuint index )
 {
    GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
    switch (cap) {
    case GL_BLEND:
       if (index >= ctx->Const.MaxDrawBuffers) {
@@ -1082,6 +1078,8 @@ GLboolean GLAPIENTRY
 _mesa_IsEnabled( GLenum cap )
 {
    GET_CURRENT_CONTEXT(ctx);
+   ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, 0);
+
    switch (cap) {
       case GL_ALPHA_TEST:
          return ctx->Color.AlphaEnabled;
@@ -1089,13 +1087,21 @@ _mesa_IsEnabled( GLenum cap )
         return ctx->Eval.AutoNormal;
       case GL_BLEND:
          return ctx->Color.BlendEnabled & 1;  /* return state for buffer[0] */
-      case GL_CLIP_PLANE0:
-      case GL_CLIP_PLANE1:
-      case GL_CLIP_PLANE2:
-      case GL_CLIP_PLANE3:
-      case GL_CLIP_PLANE4:
-      case GL_CLIP_PLANE5:
-        return (ctx->Transform.ClipPlanesEnabled >> (cap - GL_CLIP_PLANE0)) & 1;
+      case GL_CLIP_DISTANCE0:
+      case GL_CLIP_DISTANCE1:
+      case GL_CLIP_DISTANCE2:
+      case GL_CLIP_DISTANCE3:
+      case GL_CLIP_DISTANCE4:
+      case GL_CLIP_DISTANCE5:
+      case GL_CLIP_DISTANCE6:
+      case GL_CLIP_DISTANCE7: {
+         const GLuint p = cap - GL_CLIP_DISTANCE0;
+
+         if (p >= ctx->Const.MaxClipPlanes)
+            goto invalid_enum_error;
+
+        return (ctx->Transform.ClipPlanesEnabled >> p) & 1;
+      }
       case GL_COLOR_MATERIAL:
         return ctx->Light.ColorMaterialEnabled;
       case GL_CULL_FACE:
@@ -1174,14 +1180,11 @@ _mesa_IsEnabled( GLenum cap )
       case GL_POLYGON_OFFSET_LINE:
         return ctx->Polygon.OffsetLine;
       case GL_POLYGON_OFFSET_FILL:
-      /*case GL_POLYGON_OFFSET_EXT:*/
         return ctx->Polygon.OffsetFill;
       case GL_RESCALE_NORMAL_EXT:
          return ctx->Transform.RescaleNormals;
       case GL_SCISSOR_TEST:
         return ctx->Scissor.Enabled;
-      case GL_SHARED_TEXTURE_PALETTE_EXT:
-         return ctx->Texture.SharedPalette;
       case GL_STENCIL_TEST:
         return ctx->Stencil.Enabled;
       case GL_TEXTURE_1D:
@@ -1213,9 +1216,7 @@ _mesa_IsEnabled( GLenum cap )
          }
 #endif
 
-      /*
-       * CLIENT STATE!!!
-       */
+      /* client-side state */
       case GL_VERTEX_ARRAY:
          return (ctx->Array.ArrayObj->Vertex.Enabled != 0);
       case GL_NORMAL_ARRAY: