64 lines
2.3 KiB
Plaintext
64 lines
2.3 KiB
Plaintext
/*
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* Copyright © 2010 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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*/
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/*
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* Fragment to compute src u/v values
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*/
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include(`exa_wm.g4i')
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define(`u', `g66')
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define(`ul', `g66')
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define(`uh', `g67')
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define(`v', `src_v')
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define(`vl', `src_v')
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define(`vh', `g69')
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define(`w', `src_w')
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define(`wl', `src_w_0')
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define(`wh', `src_w_1')
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define(`bl', `g2.0<8,8,1>F')
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define(`bh', `g4.0<8,8,1>F')
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define(`a0_a_x',`g6.0<0,1,0>F')
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define(`a0_a_y',`g6.16<0,1,0>F')
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define(`a0_a_z',`g7.0<0,1,0>F')
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/* W */
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pln (8) temp_x_0<1>F a0_a_z bl { align1 }; /* pixel 0-7 */
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pln (8) temp_x_1<1>F a0_a_z bh { align1 }; /* pixel 8-15 */
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math (8) wl<1>F temp_x_0<8,8,1>F null inv { align1 };
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math (8) wh<1>F temp_x_1<8,8,1>F null inv { align1 };
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/* U */
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pln (8) temp_x_0<1>F a0_a_x bl { align1 }; /* pixel 0-7 */
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pln (8) temp_x_1<1>F a0_a_x bh { align1 }; /* pixel 8-15 */
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mul (8) ul<1>F temp_x_0<8,8,1>F wl<8,8,1>F { align1 };
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mul (8) uh<1>F temp_x_1<8,8,1>F wh<8,8,1>F { align1 };
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/* V */
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pln (8) temp_x_0<1>F a0_a_y bl { align1 }; /* pixel 0-7 */
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pln (8) temp_x_1<1>F a0_a_y bh { align1 }; /* pixel 8-15 */
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mul (8) vl<1>F temp_x_0<8,8,1>F wl<8,8,1>F { align1 };
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mul (8) vh<1>F temp_x_1<8,8,1>F wh<8,8,1>F { align1 };
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