2 * Copyright © 2016 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
28 #include "shader_enums.h"
35 struct spirv_supported_capabilities
{
40 bool image_read_without_format
;
41 bool image_write_without_format
;
44 bool variable_pointers
;
48 typedef struct shader_info
{
51 /* Descriptive name provided by the client; may be NULL */
54 /** The shader stage, such as MESA_SHADER_VERTEX. */
55 gl_shader_stage stage
;
57 /* Number of textures used by this shader */
58 unsigned num_textures
;
59 /* Number of uniform buffers used by this shader */
61 /* Number of atomic buffers used by this shader */
63 /* Number of shader storage buffers used by this shader */
65 /* Number of images used by this shader */
68 /* Which inputs are actually read */
70 /* Which outputs are actually written */
71 uint64_t outputs_written
;
72 /* Which outputs are actually read */
73 uint64_t outputs_read
;
74 /* Which system values are actually read */
75 uint64_t system_values_read
;
77 /* Which patch inputs are actually read */
78 uint32_t patch_inputs_read
;
79 /* Which patch outputs are actually written */
80 uint32_t patch_outputs_written
;
81 /* Which patch outputs are read */
82 uint32_t patch_outputs_read
;
84 /* Whether or not this shader ever uses textureGather() */
85 bool uses_texture_gather
;
87 /** Bitfield of which textures are used by texelFetch() */
88 uint32_t textures_used_by_txf
;
91 * True if this shader uses the fddx/fddy opcodes.
93 * Note that this does not include the "fine" and "coarse" variants.
97 /* The size of the gl_ClipDistance[] array, if declared. */
98 unsigned clip_distance_array_size
;
100 /* The size of the gl_CullDistance[] array, if declared. */
101 unsigned cull_distance_array_size
;
103 /* Whether or not separate shader objects were used */
104 bool separate_shader
;
106 /** Was this shader linked with any transform feedback varyings? */
107 bool has_transform_feedback_varyings
;
111 /* Which inputs are doubles */
112 uint64_t double_inputs
;
114 /* Which inputs are actually read and are double */
115 uint64_t double_inputs_read
;
119 /** The number of vertices recieves per input primitive */
120 unsigned vertices_in
;
122 /** The output primitive type (GL enum value) */
123 unsigned output_primitive
;
125 /** The input primitive type (GL enum value) */
126 unsigned input_primitive
;
128 /** The maximum number of vertices the geometry shader might write. */
129 unsigned vertices_out
;
131 /** 1 .. MAX_GEOMETRY_SHADER_INVOCATIONS */
132 unsigned invocations
;
134 /** Whether or not this shader uses EndPrimitive */
135 bool uses_end_primitive
;
137 /** Whether or not this shader uses non-zero streams */
145 * Whether any inputs are declared with the "sample" qualifier.
147 bool uses_sample_qualifier
;
150 * Whether early fragment tests are enabled as defined by
151 * ARB_shader_image_load_store.
153 bool early_fragment_tests
;
156 * Defined by INTEL_conservative_rasterization.
160 bool post_depth_coverage
;
162 /** gl_FragDepth layout for ARB_conservative_depth. */
163 enum gl_frag_depth_layout depth_layout
;
167 unsigned local_size
[3];
169 bool local_size_variable
;
172 * Size of shared variables accessed by the compute shader.
174 unsigned shared_size
;
177 /* Applies to both TCS and TES. */
179 /** The number of vertices in the TCS output patch. */
180 unsigned tcs_vertices_out
;
182 uint32_t primitive_mode
; /* GL_TRIANGLES, GL_QUADS or GL_ISOLINES */
183 enum gl_tess_spacing spacing
;
184 /** Is the vertex order counterclockwise? */
195 #endif /* SHADER_INFO_H */