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
{
41 bool image_read_without_format
;
42 bool image_write_without_format
;
45 bool variable_pointers
;
48 bool shader_viewport_index_layer
;
49 bool subgroup_arithmetic
;
53 bool subgroup_shuffle
;
57 bool descriptor_array_dynamic_indexing
;
58 bool runtime_descriptor_array
;
62 bool post_depth_coverage
;
63 bool transform_feedback
;
64 bool geometry_streams
;
68 typedef struct shader_info
{
71 /* Descriptive name provided by the client; may be NULL */
74 /** The shader stage, such as MESA_SHADER_VERTEX. */
75 gl_shader_stage stage
;
77 /** The shader stage in a non SSO linked program that follows this stage,
78 * such as MESA_SHADER_FRAGMENT.
80 gl_shader_stage next_stage
;
82 /* Number of textures used by this shader */
83 unsigned num_textures
;
84 /* Number of uniform buffers used by this shader */
86 /* Number of atomic buffers used by this shader */
88 /* Number of shader storage buffers used by this shader */
90 /* Number of images used by this shader */
93 /* Which inputs are actually read */
95 /* Which outputs are actually written */
96 uint64_t outputs_written
;
97 /* Which outputs are actually read */
98 uint64_t outputs_read
;
99 /* Which system values are actually read */
100 uint64_t system_values_read
;
102 /* Which patch inputs are actually read */
103 uint32_t patch_inputs_read
;
104 /* Which patch outputs are actually written */
105 uint32_t patch_outputs_written
;
106 /* Which patch outputs are read */
107 uint32_t patch_outputs_read
;
109 /* Whether or not this shader ever uses textureGather() */
110 bool uses_texture_gather
;
112 /** Bitfield of which textures are used by texelFetch() */
113 uint32_t textures_used_by_txf
;
116 * True if this shader uses the fddx/fddy opcodes.
118 * Note that this does not include the "fine" and "coarse" variants.
122 /* The size of the gl_ClipDistance[] array, if declared. */
123 unsigned clip_distance_array_size
;
125 /* The size of the gl_CullDistance[] array, if declared. */
126 unsigned cull_distance_array_size
;
128 /* Whether or not separate shader objects were used */
129 bool separate_shader
;
131 /** Was this shader linked with any transform feedback varyings? */
132 bool has_transform_feedback_varyings
;
136 /* Which inputs are doubles */
137 uint64_t double_inputs
;
141 /** The number of vertices recieves per input primitive */
142 unsigned vertices_in
;
144 /** The output primitive type (GL enum value) */
145 unsigned output_primitive
;
147 /** The input primitive type (GL enum value) */
148 unsigned input_primitive
;
150 /** The maximum number of vertices the geometry shader might write. */
151 unsigned vertices_out
;
153 /** 1 .. MAX_GEOMETRY_SHADER_INVOCATIONS */
154 unsigned invocations
;
156 /** Whether or not this shader uses EndPrimitive */
157 bool uses_end_primitive
;
159 /** Whether or not this shader uses non-zero streams */
167 * Whether any inputs are declared with the "sample" qualifier.
169 bool uses_sample_qualifier
;
172 * Whether early fragment tests are enabled as defined by
173 * ARB_shader_image_load_store.
175 bool early_fragment_tests
;
178 * Defined by INTEL_conservative_rasterization.
182 bool post_depth_coverage
;
184 bool pixel_center_integer
;
186 bool pixel_interlock_ordered
;
187 bool pixel_interlock_unordered
;
188 bool sample_interlock_ordered
;
189 bool sample_interlock_unordered
;
191 /** gl_FragDepth layout for ARB_conservative_depth. */
192 enum gl_frag_depth_layout depth_layout
;
196 unsigned local_size
[3];
198 bool local_size_variable
;
201 * Size of shared variables accessed by the compute shader.
203 unsigned shared_size
;
206 /* Applies to both TCS and TES. */
208 /** The number of vertices in the TCS output patch. */
209 unsigned tcs_vertices_out
;
211 uint32_t primitive_mode
; /* GL_TRIANGLES, GL_QUADS or GL_ISOLINES */
212 enum gl_tess_spacing spacing
;
213 /** Is the vertex order counterclockwise? */
224 #endif /* SHADER_INFO_H */