-
/*
* Mesa 3-D graphics library
- * Version: 3.1
- *
- * Copyright (C) 1999 Brian Paul All Rights Reserved.
- *
+ *
+ * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
+ *
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
- *
+ *
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
- *
+ *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
- * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
*/
-
-
-
#ifndef ASM_MMX_H
#define ASM_MMX_H
+#include "main/compiler.h"
+#include "main/glheader.h"
-extern void
-gl_mmx_blend_transparency( GLcontext *ctx, GLuint n, const GLubyte mask[],
- GLubyte rgba[][4], const GLubyte dest[][4] );
+struct gl_context;
+extern void _ASMAPI
+_mesa_mmx_blend_transparency( struct gl_context *ctx, GLuint n, const GLubyte mask[],
+ GLvoid *rgba, const GLvoid *dest,
+ GLenum chanType );
-void gl_mmx_set_blend_function( GLcontext *ctx )
-{
- const GLenum eq = ctx->Color.BlendEquation;
- const GLenum srcRGB = ctx->Color.BlendSrcRGB;
- const GLenum dstRGB = ctx->Color.BlendDstRGB;
- const GLenum srcA = ctx->Color.BlendSrcA;
- const GLenum dstA = ctx->Color.BlendDstA;
+extern void _ASMAPI
+_mesa_mmx_blend_add( struct gl_context *ctx, GLuint n, const GLubyte mask[],
+ GLvoid *rgba, const GLvoid *dest,
+ GLenum chanType );
+extern void _ASMAPI
+_mesa_mmx_blend_min( struct gl_context *ctx, GLuint n, const GLubyte mask[],
+ GLvoid *rgba, const GLvoid *dest,
+ GLenum chanType );
- if (srcRGB != srcA || dstRGB != dstA) {
- ctx->Color.BlendFunc = blend_general;
- }
- else if (eq==GL_FUNC_ADD_EXT && srcRGB==GL_SRC_ALPHA
- && dstRGB==GL_ONE_MINUS_SRC_ALPHA) {
- ctx->Color.BlendFunc = gl_mmx_blend_transparency;
- }
- else if (eq==GL_FUNC_ADD_EXT && srcRGB==GL_ONE && dstRGB==GL_ONE) {
- ctx->Color.BlendFunc = blend_add;
- }
- else if (((eq==GL_FUNC_ADD_EXT || eq==GL_FUNC_REVERSE_SUBTRACT_EXT)
- && (srcRGB==GL_ZERO && dstRGB==GL_SRC_COLOR))
- ||
- ((eq==GL_FUNC_ADD_EXT || eq==GL_FUNC_SUBTRACT_EXT)
- && (srcRGB==GL_DST_COLOR && dstRGB==GL_ZERO))) {
- ctx->Color.BlendFunc = blend_modulate;
- }
- else if (eq==GL_MIN_EXT) {
- ctx->Color.BlendFunc = blend_min;
- }
- else if (eq==GL_MAX_EXT) {
- ctx->Color.BlendFunc = blend_max;
- }
- else {
- ctx->Color.BlendFunc = blend_general;
- }
-}
+extern void _ASMAPI
+_mesa_mmx_blend_max( struct gl_context *ctx, GLuint n, const GLubyte mask[],
+ GLvoid *rgba, const GLvoid *dest,
+ GLenum chanType );
+extern void _ASMAPI
+_mesa_mmx_blend_modulate( struct gl_context *ctx, GLuint n, const GLubyte mask[],
+ GLvoid *rgba, const GLvoid *dest,
+ GLenum chanType );
#endif