2 * Copyright © 2016 Intel Corporation
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9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
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16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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28 #include "shader_enums.h"
34 typedef struct shader_info
{
35 /** The shader stage, such as MESA_SHADER_VERTEX. */
36 gl_shader_stage stage
;
40 /* Descriptive name provided by the client; may be NULL */
43 /* Number of textures used by this shader */
44 unsigned num_textures
;
45 /* Number of uniform buffers used by this shader */
47 /* Number of atomic buffers used by this shader */
49 /* Number of shader storage buffers used by this shader */
51 /* Number of images used by this shader */
54 /* Which inputs are actually read */
56 /* Which inputs are actually read and are double */
57 uint64_t double_inputs_read
;
58 /* Which outputs are actually written */
59 uint64_t outputs_written
;
60 /* Which outputs are actually read */
61 uint64_t outputs_read
;
62 /* Which system values are actually read */
63 uint64_t system_values_read
;
65 /* Which patch inputs are actually read */
66 uint32_t patch_inputs_read
;
67 /* Which patch outputs are actually written */
68 uint32_t patch_outputs_written
;
70 /* Whether or not this shader ever uses textureGather() */
71 bool uses_texture_gather
;
73 /* The size of the gl_ClipDistance[] array, if declared. */
74 unsigned clip_distance_array_size
;
76 /* The size of the gl_CullDistance[] array, if declared. */
77 unsigned cull_distance_array_size
;
79 /* Whether or not separate shader objects were used */
82 /** Was this shader linked with any transform feedback varyings? */
83 bool has_transform_feedback_varyings
;
87 /** The number of vertices recieves per input primitive */
90 /** The output primitive type (GL enum value) */
91 unsigned output_primitive
;
93 /** The input primitive type (GL enum value) */
94 unsigned input_primitive
;
96 /** The maximum number of vertices the geometry shader might write. */
97 unsigned vertices_out
;
99 /** 1 .. MAX_GEOMETRY_SHADER_INVOCATIONS */
100 unsigned invocations
;
102 /** Whether or not this shader uses EndPrimitive */
103 bool uses_end_primitive
;
105 /** Whether or not this shader uses non-zero streams */
113 * Whether any inputs are declared with the "sample" qualifier.
115 bool uses_sample_qualifier
;
118 * Whether early fragment tests are enabled as defined by
119 * ARB_shader_image_load_store.
121 bool early_fragment_tests
;
124 * Defined by INTEL_conservative_rasterization.
128 bool post_depth_coverage
;
130 /** gl_FragDepth layout for ARB_conservative_depth. */
131 enum gl_frag_depth_layout depth_layout
;
135 unsigned local_size
[3];
137 bool local_size_variable
;
140 * Size of shared variables accessed by the compute shader.
142 unsigned shared_size
;
145 /* Applies to both TCS and TES. */
147 /** The number of vertices in the TCS output patch. */
148 unsigned tcs_vertices_out
;
150 uint32_t primitive_mode
; /* GL_TRIANGLES, GL_QUADS or GL_ISOLINES */
151 enum gl_tess_spacing spacing
;
152 /** Is the vertex order counterclockwise? */
163 #endif /* SHADER_INFO_H */