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/*
* Copyright (c) 2007 Advanced Micro Devices, Inc.
*
* 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 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.
*
* Neither the name of the Advanced Micro Devices, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*/
#ifndef AMD_BLEND_H_
#define AMD_BLEND_H_
#define GEODEPTR_FROM_PIXMAP(x) \
GEODEPTR(xf86Screens[(x)->drawable.pScreen->myNum])
#define GEODEPTR_FROM_SCREEN(x) \
GEODEPTR(xf86Screens[(x)->myNum])
#define GEODEPTR_FROM_PICTURE(x) \
GEODEPTR(xf86Screens[(x)->pDrawable->pScreen->myNum])
#define usesPasses(op) ((( \
( 1 << PictOpAtop ) | \
( 1 << PictOpAtopReverse ) | \
( 1 << PictOpXor ) | \
0 ) >> (op)) & 1)
/* pass1 or pass2 */
#define usesSrcAlpha(op) ((( \
( 1 << PictOpOver ) | \
( 1 << PictOpInReverse ) | \
( 1 << PictOpOutReverse ) | \
( 1 << PictOpAtop ) | \
( 1 << PictOpAtopReverse ) | \
( 1 << PictOpXor ) | \
0 ) >> (op)) & 1)
/* pass1 or pass2 */
#define usesDstAlpha(op) ((( \
( 1 << PictOpOverReverse ) | \
( 1 << PictOpIn ) | \
( 1 << PictOpOut ) | \
( 1 << PictOpAtop ) | \
( 1 << PictOpAtopReverse ) | \
( 1 << PictOpXor ) | \
0 ) >> (op)) & 1)
/* non 2 pass ops */
#define usesChanB0(op) ((( \
( 1 << PictOpOver ) | \
( 1 << PictOpOverReverse ) | \
( 1 << PictOpIn ) | \
( 1 << PictOpInReverse ) | \
( 1 << PictOpOut ) | \
( 1 << PictOpOutReverse ) | \
( 1 << PictOpAdd ) | \
0 ) >> (op)) & 1)
/* pass 1 ops */
#define usesChanB1(op) ((( \
( 1 << PictOpAtop ) | \
( 1 << PictOpAtopReverse ) | \
( 1 << PictOpXor ) | \
0 ) >> (op)) & 1)
/* pass 2 ops */
#define usesChanB2(op) ((( \
( 1 << PictOpAtop ) | \
( 1 << PictOpAtopReverse ) | \
( 1 << PictOpXor ) | \
0 ) >> (op)) & 1)
#endif
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