| /************************************************************************** |
| * |
| * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. |
| * 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, sub license, 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 (including the |
| * next paragraph) 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 NON-INFRINGEMENT. |
| * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS 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 TGSI_UTIL_H |
| #define TGSI_UTIL_H |
| |
| #if defined __cplusplus |
| extern "C" { |
| #endif |
| |
| struct tgsi_src_register; |
| struct tgsi_full_src_register; |
| struct tgsi_full_instruction; |
| |
| void * |
| tgsi_align_128bit( |
| void *unaligned ); |
| |
| unsigned |
| tgsi_util_get_src_register_swizzle( |
| const struct tgsi_src_register *reg, |
| unsigned component ); |
| |
| |
| unsigned |
| tgsi_util_get_full_src_register_swizzle( |
| const struct tgsi_full_src_register *reg, |
| unsigned component ); |
| |
| void |
| tgsi_util_set_src_register_swizzle( |
| struct tgsi_src_register *reg, |
| unsigned swizzle, |
| unsigned component ); |
| |
| #define TGSI_UTIL_SIGN_CLEAR 0 /* Force positive */ |
| #define TGSI_UTIL_SIGN_SET 1 /* Force negative */ |
| #define TGSI_UTIL_SIGN_TOGGLE 2 /* Negate */ |
| #define TGSI_UTIL_SIGN_KEEP 3 /* No change */ |
| |
| unsigned |
| tgsi_util_get_full_src_register_sign_mode( |
| const struct tgsi_full_src_register *reg, |
| unsigned component ); |
| |
| void |
| tgsi_util_set_full_src_register_sign_mode( |
| struct tgsi_full_src_register *reg, |
| unsigned sign_mode ); |
| |
| unsigned |
| tgsi_util_get_inst_usage_mask(const struct tgsi_full_instruction *inst, |
| unsigned src_idx); |
| |
| #if defined __cplusplus |
| } |
| #endif |
| |
| #endif /* TGSI_UTIL_H */ |