1 /**************************************************************************
3 * Copyright 2007 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
31 #include "pipe/p_shader_tokens.h"
33 #if defined __cplusplus
37 struct tgsi_src_register
;
38 struct tgsi_full_src_register
;
39 struct tgsi_full_instruction
;
46 tgsi_util_get_src_register_swizzle(
47 const struct tgsi_src_register
*reg
,
52 tgsi_util_get_full_src_register_swizzle(
53 const struct tgsi_full_src_register
*reg
,
57 tgsi_util_set_src_register_swizzle(
58 struct tgsi_src_register
*reg
,
62 #define TGSI_UTIL_SIGN_CLEAR 0 /* Force positive */
63 #define TGSI_UTIL_SIGN_SET 1 /* Force negative */
64 #define TGSI_UTIL_SIGN_TOGGLE 2 /* Negate */
65 #define TGSI_UTIL_SIGN_KEEP 3 /* No change */
68 tgsi_util_get_full_src_register_sign_mode(
69 const struct tgsi_full_src_register
*reg
,
73 tgsi_util_set_full_src_register_sign_mode(
74 struct tgsi_full_src_register
*reg
,
78 tgsi_util_get_inst_usage_mask(const struct tgsi_full_instruction
*inst
,
81 struct tgsi_src_register
82 tgsi_util_get_src_from_ind(const struct tgsi_ind_register
*reg
);
85 tgsi_util_get_texture_coord_dim(enum tgsi_texture_type tgsi_tex
);
88 tgsi_util_get_shadow_ref_src_index(enum tgsi_texture_type tgsi_tex
);
91 tgsi_is_shadow_target(enum tgsi_texture_type target
);
95 tgsi_is_msaa_target(enum tgsi_texture_type target
)
97 return (target
== TGSI_TEXTURE_2D_MSAA
||
98 target
== TGSI_TEXTURE_2D_ARRAY_MSAA
);
102 tgsi_is_array_sampler(enum tgsi_texture_type target
)
104 return target
== TGSI_TEXTURE_1D_ARRAY
||
105 target
== TGSI_TEXTURE_SHADOW1D_ARRAY
||
106 target
== TGSI_TEXTURE_2D_ARRAY
||
107 target
== TGSI_TEXTURE_SHADOW2D_ARRAY
||
108 target
== TGSI_TEXTURE_CUBE_ARRAY
||
109 target
== TGSI_TEXTURE_SHADOWCUBE_ARRAY
||
110 target
== TGSI_TEXTURE_2D_ARRAY_MSAA
;
113 #if defined __cplusplus
117 #endif /* TGSI_UTIL_H */