Move edgeflag into the VERT_ATTRIB_SEVEN slot. This means that our

NV_vertex_program implementation has slightly incorrect aliasing
behaviour.  I think this is reasonable given the simplification and
the fact that the mainstream ARB_vp continues to have the correct
behaviour.

5 files changed, 13 insertions, 13 deletions

diff --git a/src/mesa/main/api_noop.c b/src/mesa/main/api_noop.c
index 33d44e4329..0c1a35361f 100644
--- a/src/mesa/main/api_noop.c
+++ b/src/mesa/main/api_noop.c
@@ -45,7 +45,7 @@
 static void GLAPIENTRY _mesa_noop_EdgeFlag( GLboolean b )
 {
    GET_CURRENT_CONTEXT(ctx);
-   ctx->Current.EdgeFlag = b;
+   ctx->Current.Attrib[VERT_ATTRIB_EDGEFLAG][0] = (GLfloat)b;
 }
 
 static void GLAPIENTRY _mesa_noop_Indexf( GLfloat f )
diff --git a/src/mesa/main/context.c b/src/mesa/main/context.c
index e0630c33d0..15b69db595 100644
--- a/src/mesa/main/context.c
+++ b/src/mesa/main/context.c
@@ -967,8 +967,8 @@ _mesa_init_current( GLcontext *ctx )
    ASSIGN_4V( ctx->Current.Attrib[VERT_ATTRIB_COLOR0], 1.0, 1.0, 1.0, 1.0 );
    ASSIGN_4V( ctx->Current.Attrib[VERT_ATTRIB_COLOR1], 0.0, 0.0, 0.0, 1.0 );
    ASSIGN_4V( ctx->Current.Attrib[VERT_ATTRIB_FOG], 0.0, 0.0, 0.0, 0.0 );
-   ctx->Current.Attrib[VERT_ATTRIB_COLOR_INDEX][0] = 1.0;
-   ctx->Current.EdgeFlag = GL_TRUE;
+   ASSIGN_4V( ctx->Current.Attrib[VERT_ATTRIB_COLOR_INDEX], 1.0, 0.0, 0.0, 1.0 );
+   ASSIGN_4V( ctx->Current.Attrib[VERT_ATTRIB_EDGEFLAG], 1.0, 0.0, 0.0, 1.0 );
 }
 
 
diff --git a/src/mesa/main/get.c b/src/mesa/main/get.c
index 61a76d000b..2a24b56974 100644
--- a/src/mesa/main/get.c
+++ b/src/mesa/main/get.c
@@ -323,7 +323,7 @@ _mesa_GetBooleanv( GLenum pname, GLboolean *params )
       case GL_EDGE_FLAG:
          {
          FLUSH_CURRENT(ctx, 0);
-         params[0] = ctx->Current.EdgeFlag;
+         params[0] = (ctx->Current.Attrib[VERT_ATTRIB_EDGEFLAG][0] == 1.0F);
          }
          break;
       case GL_FEEDBACK_BUFFER_SIZE:
@@ -2147,7 +2147,7 @@ _mesa_GetFloatv( GLenum pname, GLfloat *params )
       case GL_EDGE_FLAG:
          {
          FLUSH_CURRENT(ctx, 0);
-         params[0] = BOOLEAN_TO_FLOAT(ctx->Current.EdgeFlag);
+         params[0] = BOOLEAN_TO_FLOAT(ctx->Current.Attrib[VERT_ATTRIB_EDGEFLAG][0] == 1.0F);
          }
          break;
       case GL_FEEDBACK_BUFFER_SIZE:
@@ -3971,7 +3971,7 @@ _mesa_GetIntegerv( GLenum pname, GLint *params )
       case GL_EDGE_FLAG:
          {
          FLUSH_CURRENT(ctx, 0);
-         params[0] = BOOLEAN_TO_INT(ctx->Current.EdgeFlag);
+         params[0] = BOOLEAN_TO_INT(ctx->Current.Attrib[VERT_ATTRIB_EDGEFLAG][0] == 1.0F);
          }
          break;
       case GL_FEEDBACK_BUFFER_SIZE:
diff --git a/src/mesa/main/mtypes.h b/src/mesa/main/mtypes.h
index 903779edae..bc7c6b8026 100644
--- a/src/mesa/main/mtypes.h
+++ b/src/mesa/main/mtypes.h
@@ -143,7 +143,7 @@ enum
    VERT_ATTRIB_COLOR1 = 4,
    VERT_ATTRIB_FOG = 5,
    VERT_ATTRIB_COLOR_INDEX = 6,
-   VERT_ATTRIB_SEVEN = 7,
+   VERT_ATTRIB_EDGEFLAG = 7,
    VERT_ATTRIB_TEX0 = 8,
    VERT_ATTRIB_TEX1 = 9,
    VERT_ATTRIB_TEX2 = 10,
@@ -183,7 +183,7 @@ enum
 #define VERT_BIT_COLOR1      (1 << VERT_ATTRIB_COLOR1)
 #define VERT_BIT_FOG         (1 << VERT_ATTRIB_FOG)
 #define VERT_BIT_COLOR_INDEX (1 << VERT_ATTRIB_COLOR_INDEX)
-#define VERT_BIT_SEVEN       (1 << VERT_ATTRIB_SEVEN)
+#define VERT_BIT_EDGEFLAG    (1 << VERT_ATTRIB_EDGEFLAG)
 #define VERT_BIT_TEX0        (1 << VERT_ATTRIB_TEX0)
 #define VERT_BIT_TEX1        (1 << VERT_ATTRIB_TEX1)
 #define VERT_BIT_TEX2        (1 << VERT_ATTRIB_TEX2)
@@ -616,11 +616,11 @@ struct gl_current_attrib
    /**
     * \name Current vertex attributes.
     * \note Values are valid only after FLUSH_VERTICES has been called.
+    * \note Index and Edgeflag current values are stored as floats in the 
+    * SIX and SEVEN attribute slots.
     */
    /*@{*/
    GLfloat Attrib[VERT_ATTRIB_MAX][4];	/**< Position, color, texcoords, etc */
-   GLfloat Index;			/**< Current color index */
-   GLboolean EdgeFlag;			/**< Current edge flag */
    /*@}*/
 
    /**
@@ -2604,7 +2604,7 @@ struct matrix_stack
 #define _NEW_ARRAY_COLOR1           VERT_BIT_COLOR1
 #define _NEW_ARRAY_FOGCOORD         VERT_BIT_FOG
 #define _NEW_ARRAY_INDEX            VERT_BIT_COLOR_INDEX
-#define _NEW_ARRAY_EDGEFLAG         VERT_BIT_SEVEN
+#define _NEW_ARRAY_EDGEFLAG         VERT_BIT_EDGEFLAG
 #define _NEW_ARRAY_TEXCOORD_0       VERT_BIT_TEX0
 #define _NEW_ARRAY_TEXCOORD_1       VERT_BIT_TEX1
 #define _NEW_ARRAY_TEXCOORD_2       VERT_BIT_TEX2
diff --git a/src/mesa/main/state.c b/src/mesa/main/state.c
index 7dbcf8ad97..d57217d9c4 100644
--- a/src/mesa/main/state.c
+++ b/src/mesa/main/state.c
@@ -887,8 +887,8 @@ update_arrays( GLcontext *ctx )
 
    /* 7 */
    if (ctx->VertexProgram._Enabled
-       && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_SEVEN].Enabled) {
-      min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_SEVEN]._MaxElement);
+       && ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG].Enabled) {
+      min = MIN2(min, ctx->Array.ArrayObj->VertexAttrib[VERT_ATTRIB_EDGEFLAG]._MaxElement);
    }
 
    /* 8..15 */