forked from KolibriOS/kolibrios
90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
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/**************************************************************************
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*
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* Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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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
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef TGSI_UTIL_H
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#define TGSI_UTIL_H
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#if defined __cplusplus
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extern "C" {
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#endif
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struct tgsi_src_register;
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struct tgsi_full_src_register;
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struct tgsi_full_instruction;
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void *
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tgsi_align_128bit(
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void *unaligned );
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unsigned
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tgsi_util_get_src_register_swizzle(
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const struct tgsi_src_register *reg,
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unsigned component );
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unsigned
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tgsi_util_get_full_src_register_swizzle(
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const struct tgsi_full_src_register *reg,
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unsigned component );
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void
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tgsi_util_set_src_register_swizzle(
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struct tgsi_src_register *reg,
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unsigned swizzle,
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unsigned component );
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#define TGSI_UTIL_SIGN_CLEAR 0 /* Force positive */
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#define TGSI_UTIL_SIGN_SET 1 /* Force negative */
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#define TGSI_UTIL_SIGN_TOGGLE 2 /* Negate */
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#define TGSI_UTIL_SIGN_KEEP 3 /* No change */
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unsigned
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tgsi_util_get_full_src_register_sign_mode(
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const struct tgsi_full_src_register *reg,
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unsigned component );
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void
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tgsi_util_set_full_src_register_sign_mode(
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struct tgsi_full_src_register *reg,
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unsigned sign_mode );
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unsigned
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tgsi_util_get_inst_usage_mask(const struct tgsi_full_instruction *inst,
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unsigned src_idx);
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struct tgsi_src_register
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tgsi_util_get_src_from_ind(const struct tgsi_ind_register *reg);
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int
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tgsi_util_get_texture_coord_dim(int tgsi_tex, int *shadow_or_sample);
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#if defined __cplusplus
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}
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#endif
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#endif /* TGSI_UTIL_H */
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