| /* |
| * Copyright © 2014 Connor Abbott |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining a |
| * copy of this software and associated documentation files (the "Software"), |
| * to deal in the Software without restriction, including without limitation |
| * the rights to use, copy, modify, merge, publish, distribute, sublicense, |
| * and/or sell copies of the Software, and to permit persons to whom the |
| * Software is furnished to do so, subject to the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the next |
| * paragraph) shall be included in all copies or substantial portions of the |
| * Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL |
| * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING |
| * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| * IN THE SOFTWARE. |
| * |
| * Authors: |
| * Connor Abbott (cwabbott0@gmail.com) |
| * |
| */ |
| |
| #pragma once |
| |
| #include <stdio.h> |
| #include <stdbool.h> |
| |
| /* C wrapper around compiler/glsl_types.h */ |
| |
| #include "glsl_types.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #else |
| struct glsl_type; |
| #endif |
| |
| const char *glsl_get_type_name(const struct glsl_type *type); |
| |
| const struct glsl_type *glsl_get_struct_field(const struct glsl_type *type, |
| unsigned index); |
| |
| const struct glsl_type *glsl_get_array_element(const struct glsl_type *type); |
| const struct glsl_type *glsl_without_array(const struct glsl_type *type); |
| |
| const struct glsl_type *glsl_get_column_type(const struct glsl_type *type); |
| |
| const struct glsl_type * |
| glsl_get_function_return_type(const struct glsl_type *type); |
| |
| const struct glsl_function_param * |
| glsl_get_function_param(const struct glsl_type *type, unsigned index); |
| |
| enum glsl_base_type glsl_get_base_type(const struct glsl_type *type); |
| |
| unsigned glsl_get_vector_elements(const struct glsl_type *type); |
| |
| unsigned glsl_get_components(const struct glsl_type *type); |
| |
| unsigned glsl_get_matrix_columns(const struct glsl_type *type); |
| |
| unsigned glsl_get_length(const struct glsl_type *type); |
| |
| unsigned glsl_get_aoa_size(const struct glsl_type *type); |
| |
| unsigned glsl_count_attribute_slots(const struct glsl_type *type, |
| bool is_vertex_input); |
| |
| const char *glsl_get_struct_elem_name(const struct glsl_type *type, |
| unsigned index); |
| |
| enum glsl_sampler_dim glsl_get_sampler_dim(const struct glsl_type *type); |
| enum glsl_base_type glsl_get_sampler_result_type(const struct glsl_type *type); |
| |
| unsigned glsl_get_record_location_offset(const struct glsl_type *type, |
| unsigned length); |
| |
| static inline unsigned |
| glsl_get_bit_size(const struct glsl_type *type) |
| { |
| switch (glsl_get_base_type(type)) { |
| case GLSL_TYPE_INT: |
| case GLSL_TYPE_UINT: |
| case GLSL_TYPE_BOOL: |
| case GLSL_TYPE_FLOAT: /* TODO handle mediump */ |
| case GLSL_TYPE_SUBROUTINE: |
| return 32; |
| |
| case GLSL_TYPE_DOUBLE: |
| return 64; |
| |
| default: |
| unreachable("unknown base type"); |
| } |
| |
| return 0; |
| } |
| |
| bool glsl_type_is_void(const struct glsl_type *type); |
| bool glsl_type_is_error(const struct glsl_type *type); |
| bool glsl_type_is_vector(const struct glsl_type *type); |
| bool glsl_type_is_scalar(const struct glsl_type *type); |
| bool glsl_type_is_vector_or_scalar(const struct glsl_type *type); |
| bool glsl_type_is_matrix(const struct glsl_type *type); |
| bool glsl_type_is_array(const struct glsl_type *type); |
| bool glsl_type_is_array_of_arrays(const struct glsl_type *type); |
| bool glsl_type_is_struct(const struct glsl_type *type); |
| bool glsl_type_is_sampler(const struct glsl_type *type); |
| bool glsl_type_is_image(const struct glsl_type *type); |
| bool glsl_type_is_dual_slot(const struct glsl_type *type); |
| bool glsl_type_is_numeric(const struct glsl_type *type); |
| bool glsl_type_is_boolean(const struct glsl_type *type); |
| bool glsl_sampler_type_is_shadow(const struct glsl_type *type); |
| bool glsl_sampler_type_is_array(const struct glsl_type *type); |
| |
| const struct glsl_type *glsl_void_type(void); |
| const struct glsl_type *glsl_float_type(void); |
| const struct glsl_type *glsl_double_type(void); |
| const struct glsl_type *glsl_vec_type(unsigned n); |
| const struct glsl_type *glsl_dvec_type(unsigned n); |
| const struct glsl_type *glsl_vec4_type(void); |
| const struct glsl_type *glsl_int_type(void); |
| const struct glsl_type *glsl_uint_type(void); |
| const struct glsl_type *glsl_bool_type(void); |
| |
| const struct glsl_type *glsl_scalar_type(enum glsl_base_type base_type); |
| const struct glsl_type *glsl_vector_type(enum glsl_base_type base_type, |
| unsigned components); |
| const struct glsl_type *glsl_matrix_type(enum glsl_base_type base_type, |
| unsigned rows, unsigned columns); |
| const struct glsl_type *glsl_array_type(const struct glsl_type *base, |
| unsigned elements); |
| const struct glsl_type *glsl_struct_type(const struct glsl_struct_field *fields, |
| unsigned num_fields, const char *name); |
| const struct glsl_type *glsl_sampler_type(enum glsl_sampler_dim dim, |
| bool is_shadow, bool is_array, |
| enum glsl_base_type base_type); |
| const struct glsl_type *glsl_bare_sampler_type(); |
| const struct glsl_type *glsl_image_type(enum glsl_sampler_dim dim, |
| bool is_array, |
| enum glsl_base_type base_type); |
| const struct glsl_type * glsl_function_type(const struct glsl_type *return_type, |
| const struct glsl_function_param *params, |
| unsigned num_params); |
| |
| const struct glsl_type *glsl_transposed_type(const struct glsl_type *type); |
| |
| #ifdef __cplusplus |
| } |
| #endif |