2016-10-13 00:46:11 +01:00
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/*
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* Copyright © 2016 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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*/
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#ifndef SHADER_INFO_H
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#define SHADER_INFO_H
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2016-11-16 03:02:11 +00:00
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#include "shader_enums.h"
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2016-10-13 00:46:11 +01:00
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct shader_info {
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const char *name;
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/* Descriptive name provided by the client; may be NULL */
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const char *label;
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/* Number of textures used by this shader */
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unsigned num_textures;
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/* Number of uniform buffers used by this shader */
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unsigned num_ubos;
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/* Number of atomic buffers used by this shader */
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unsigned num_abos;
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/* Number of shader storage buffers used by this shader */
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unsigned num_ssbos;
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/* Number of images used by this shader */
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unsigned num_images;
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/* Which inputs are actually read */
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uint64_t inputs_read;
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/* Which inputs are actually read and are double */
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uint64_t double_inputs_read;
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/* Which outputs are actually written */
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uint64_t outputs_written;
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/* Which outputs are actually read */
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uint64_t outputs_read;
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/* Which system values are actually read */
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uint64_t system_values_read;
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/* Which patch inputs are actually read */
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uint32_t patch_inputs_read;
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/* Which patch outputs are actually written */
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uint32_t patch_outputs_written;
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/* Whether or not this shader ever uses textureGather() */
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bool uses_texture_gather;
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2016-10-04 06:18:09 +01:00
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/* The size of the gl_ClipDistance[] array, if declared. */
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unsigned clip_distance_array_size;
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/* The size of the gl_CullDistance[] array, if declared. */
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unsigned cull_distance_array_size;
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2016-10-13 00:46:11 +01:00
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/* Whether or not separate shader objects were used */
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bool separate_shader;
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/** Was this shader linked with any transform feedback varyings? */
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bool has_transform_feedback_varyings;
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union {
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struct {
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/** The number of vertices recieves per input primitive */
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unsigned vertices_in;
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/** The output primitive type (GL enum value) */
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unsigned output_primitive;
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2016-10-13 05:16:49 +01:00
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/** The input primitive type (GL enum value) */
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unsigned input_primitive;
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2016-10-13 00:46:11 +01:00
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/** The maximum number of vertices the geometry shader might write. */
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unsigned vertices_out;
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/** 1 .. MAX_GEOMETRY_SHADER_INVOCATIONS */
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unsigned invocations;
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/** Whether or not this shader uses EndPrimitive */
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bool uses_end_primitive;
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/** Whether or not this shader uses non-zero streams */
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bool uses_streams;
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} gs;
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struct {
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bool uses_discard;
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/**
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* Whether any inputs are declared with the "sample" qualifier.
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*/
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bool uses_sample_qualifier;
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/**
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* Whether early fragment tests are enabled as defined by
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* ARB_shader_image_load_store.
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*/
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bool early_fragment_tests;
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2016-12-06 19:32:36 +00:00
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bool post_depth_coverage;
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2016-10-13 00:46:11 +01:00
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/** gl_FragDepth layout for ARB_conservative_depth. */
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enum gl_frag_depth_layout depth_layout;
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} fs;
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struct {
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unsigned local_size[3];
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2016-10-13 05:18:53 +01:00
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/**
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* Size of shared variables accessed by the compute shader.
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*/
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unsigned shared_size;
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2016-10-13 00:46:11 +01:00
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} cs;
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struct {
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/** The number of vertices in the TCS output patch. */
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unsigned vertices_out;
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} tcs;
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2016-10-13 05:11:47 +01:00
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struct {
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uint32_t primitive_mode; /* GL_TRIANGLES, GL_QUADS or GL_ISOLINES */
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uint32_t spacing; /* GL_EQUAL, GL_FRACTIONAL_EVEN, GL_FRACTIONAL_ODD */
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uint32_t vertex_order; /* GL_CW or GL_CCW */
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bool point_mode;
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} tes;
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2016-10-13 00:46:11 +01:00
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};
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} shader_info;
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#ifdef __cplusplus
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}
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#endif
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#endif /* SHADER_INFO_H */
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