* \param sfactor source factor operator.
* \param dfactor destination factor operator.
*
- * \sa glBlendFunc().
- *
- * Verifies the parameters and updates gl_colorbuffer_attrib. On a change,
- * flushes the vertices and notifies the driver via
- * dd_function_table::BlendFunc callback.
+ * \sa glBlendFunc, glBlendFuncSeparateEXT
+ *
+ * Swizzles the inputs and calls \c glBlendFuncSeparateEXT. This is done
+ * using the \c CurrentDispatch table in the context, so this same function
+ * can be used while compiling display lists. Therefore, there is no need
+ * for the display list code to save and restore this function.
*/
-void
+void GLAPIENTRY
_mesa_BlendFunc( GLenum sfactor, GLenum dfactor )
{
-
GET_CURRENT_CONTEXT(ctx);
- ASSERT_OUTSIDE_BEGIN_END(ctx);
-
- if (MESA_VERBOSE & (VERBOSE_API|VERBOSE_TEXTURE))
- _mesa_debug(ctx, "glBlendFunc %s %s\n",
- _mesa_lookup_enum_by_nr(sfactor),
- _mesa_lookup_enum_by_nr(dfactor));
-
- switch (sfactor) {
- case GL_SRC_COLOR:
- case GL_ONE_MINUS_SRC_COLOR:
- if (!ctx->Extensions.NV_blend_square) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glBlendFunc(sfactor)" );
- return;
- }
- /* fall-through */
- case GL_ZERO:
- case GL_ONE:
- case GL_DST_COLOR:
- case GL_ONE_MINUS_DST_COLOR:
- case GL_SRC_ALPHA:
- case GL_ONE_MINUS_SRC_ALPHA:
- case GL_DST_ALPHA:
- case GL_ONE_MINUS_DST_ALPHA:
- case GL_SRC_ALPHA_SATURATE:
- case GL_CONSTANT_COLOR:
- case GL_ONE_MINUS_CONSTANT_COLOR:
- case GL_CONSTANT_ALPHA:
- case GL_ONE_MINUS_CONSTANT_ALPHA:
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glBlendFunc(sfactor)" );
- return;
- }
-
- switch (dfactor) {
- case GL_DST_COLOR:
- case GL_ONE_MINUS_DST_COLOR:
- if (!ctx->Extensions.NV_blend_square) {
- _mesa_error( ctx, GL_INVALID_ENUM, "glBlendFunc(dfactor)" );
- return;
- }
- /* fall-through */
- case GL_ZERO:
- case GL_ONE:
- case GL_SRC_COLOR:
- case GL_ONE_MINUS_SRC_COLOR:
- case GL_SRC_ALPHA:
- case GL_ONE_MINUS_SRC_ALPHA:
- case GL_DST_ALPHA:
- case GL_ONE_MINUS_DST_ALPHA:
- case GL_CONSTANT_COLOR:
- case GL_ONE_MINUS_CONSTANT_COLOR:
- case GL_CONSTANT_ALPHA:
- case GL_ONE_MINUS_CONSTANT_ALPHA:
- break;
- default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glBlendFunc(dfactor)" );
- return;
- }
- if (ctx->Color.BlendDstRGB == dfactor &&
- ctx->Color.BlendSrcRGB == sfactor &&
- ctx->Color.BlendDstA == dfactor &&
- ctx->Color.BlendSrcA == sfactor)
- return;
-
- FLUSH_VERTICES(ctx, _NEW_COLOR);
- ctx->Color.BlendDstRGB = ctx->Color.BlendDstA = dfactor;
- ctx->Color.BlendSrcRGB = ctx->Color.BlendSrcA = sfactor;
-
- if (ctx->Driver.BlendFunc)
- ctx->Driver.BlendFunc( ctx, sfactor, dfactor );
+ (*ctx->CurrentDispatch->BlendFuncSeparateEXT)( sfactor, dfactor,
+ sfactor, dfactor );
}
-#if _HAVE_FULL_GL
-
/**
* Process GL_EXT_blend_func_separate().
*
* On a change, flush the vertices and notify the driver via
* dd_function_table::BlendFuncSeparate.
*/
-void
+void GLAPIENTRY
_mesa_BlendFuncSeparateEXT( GLenum sfactorRGB, GLenum dfactorRGB,
GLenum sfactorA, GLenum dfactorA )
{
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
if (!ctx->Extensions.NV_blend_square) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFuncSeparate(sfactorRGB)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFunc or glBlendFuncSeparate (sfactorRGB)");
return;
}
/* fall-through */
case GL_ONE_MINUS_CONSTANT_ALPHA:
break;
default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFuncSeparate(sfactorRGB)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFunc or glBlendFuncSeparate (sfactorRGB)");
return;
}
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
if (!ctx->Extensions.NV_blend_square) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFuncSeparate(dfactorRGB)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFunc or glBlendFuncSeparate (dfactorRGB)");
return;
}
/* fall-through */
case GL_ONE_MINUS_CONSTANT_ALPHA:
break;
default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFuncSeparate(dfactorRGB)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFunc or glBlendFuncSeparate (dfactorRGB)");
return;
}
case GL_SRC_COLOR:
case GL_ONE_MINUS_SRC_COLOR:
if (!ctx->Extensions.NV_blend_square) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFuncSeparate(sfactorA)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFunc or glBlendFuncSeparate (sfactorA)");
return;
}
/* fall-through */
case GL_ONE_MINUS_CONSTANT_ALPHA:
break;
default:
- _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFuncSeparate(sfactorA)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFunc or glBlendFuncSeparate (sfactorA)");
return;
}
case GL_DST_COLOR:
case GL_ONE_MINUS_DST_COLOR:
if (!ctx->Extensions.NV_blend_square) {
- _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFuncSeparate(dfactorA)");
+ _mesa_error(ctx, GL_INVALID_ENUM, "glBlendFunc or glBlendFuncSeparate (dfactorA)");
return;
}
/* fall-through */
case GL_ONE_MINUS_CONSTANT_ALPHA:
break;
default:
- _mesa_error( ctx, GL_INVALID_ENUM, "glBlendFuncSeparate(dfactorA)" );
+ _mesa_error( ctx, GL_INVALID_ENUM, "glBlendFunc or glBlendFuncSeparate (dfactorA)" );
return;
}
}
+#if _HAVE_FULL_GL
+
/* This is really an extension function! */
-void
+void GLAPIENTRY
_mesa_BlendEquation( GLenum mode )
{
GET_CURRENT_CONTEXT(ctx);
/* This is needed to support 1.1's RGB logic ops AND
* 1.0's blending logicops.
*/
- ctx->Color.ColorLogicOpEnabled = (mode==GL_LOGIC_OP &&
- ctx->Color.BlendEnabled);
+ ctx->Color._LogicOpEnabled = (ctx->Color.ColorLogicOpEnabled ||
+ (ctx->Color.BlendEnabled &&
+ mode == GL_LOGIC_OP));
if (ctx->Driver.BlendEquation)
(*ctx->Driver.BlendEquation)( ctx, mode );
* change, flushes the vertices and notifies the driver via
* dd_function_table::BlendColor callback.
*/
-void
+void GLAPIENTRY
_mesa_BlendColor( GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha )
{
GLfloat tmp[4];
* On a change, flushes the vertices and notifies the driver via
* dd_function_table::AlphaFunc callback.
*/
-void
+void GLAPIENTRY
_mesa_AlphaFunc( GLenum func, GLclampf ref )
{
GET_CURRENT_CONTEXT(ctx);
* On a change, flushes the vertices and notifies the driver via the
* dd_function_table::LogicOpcode callback.
*/
-void
+void GLAPIENTRY
_mesa_LogicOp( GLenum opcode )
{
GET_CURRENT_CONTEXT(ctx);
}
#if _HAVE_FULL_GL
-void
+void GLAPIENTRY
_mesa_IndexMask( GLuint mask )
{
GET_CURRENT_CONTEXT(ctx);
* change, flushes the vertices and notifies the driver via the
* dd_function_table::ColorMask callback.
*/
-void
+void GLAPIENTRY
_mesa_ColorMask( GLboolean red, GLboolean green,
GLboolean blue, GLboolean alpha )
{
ASSIGN_4V( ctx->Color.BlendColor, 0.0, 0.0, 0.0, 0.0 );
ctx->Color.IndexLogicOpEnabled = GL_FALSE;
ctx->Color.ColorLogicOpEnabled = GL_FALSE;
+ ctx->Color._LogicOpEnabled = GL_FALSE;
ctx->Color.LogicOp = GL_COPY;
ctx->Color.DitherFlag = GL_TRUE;