/* * Mesa 3-D graphics library * * Copyright (C) 2004-2007 Brian Paul All Rights Reserved. * Copyright (C) 2010 VMware, Inc. All Rights Reserved. * * 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 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. */ #ifndef SHADERAPI_H #define SHADERAPI_H #include "glheader.h" #include "compiler/shader_enums.h" #include "util/mesa-sha1.h" #ifdef __cplusplus extern "C" { #endif struct hash_entry; struct _glapi_table; struct gl_context; struct gl_linked_shader; struct gl_pipeline_object; struct gl_program; struct gl_program_resource; struct gl_shader; struct gl_shader_program; struct gl_resource_name; struct gl_shared_state; struct gl_uniform_block; extern GLbitfield _mesa_get_shader_flags(void); extern const char * _mesa_get_shader_capture_path(void); extern void _mesa_copy_string(GLchar *dst, GLsizei maxLength, GLsizei *length, const GLchar *src); extern void _mesa_use_shader_program(struct gl_context *ctx, struct gl_shader_program *shProg); extern void _mesa_active_program(struct gl_context *ctx, struct gl_shader_program *shProg, const char *caller); extern void _mesa_compile_shader(struct gl_context *ctx, struct gl_shader *sh); extern void _mesa_link_program(struct gl_context *ctx, struct gl_shader_program *sh_prog); extern unsigned _mesa_count_active_attribs(struct gl_shader_program *shProg); extern size_t _mesa_longest_attribute_name_length(struct gl_shader_program *shProg); extern void _mesa_shader_write_subroutine_indices(struct gl_context *ctx, gl_shader_stage stage); void _mesa_use_program(struct gl_context *ctx, gl_shader_stage stage, struct gl_shader_program *shProg, struct gl_program *prog, struct gl_pipeline_object *shTarget); extern void _mesa_copy_linked_program_data(const struct gl_shader_program *src, struct gl_linked_shader *dst_sh); extern bool _mesa_validate_shader_target(const struct gl_context *ctx, GLenum type); /* GL_ARB_program_resource_query */ extern const char* _mesa_program_resource_name(struct gl_program_resource *res); int _mesa_program_resource_name_length(struct gl_program_resource *res); bool _mesa_program_get_resource_name(struct gl_program_resource *res, struct gl_resource_name *out); extern unsigned _mesa_program_resource_array_size(struct gl_program_resource *res); extern GLuint _mesa_program_resource_index(struct gl_shader_program *shProg, struct gl_program_resource *res); extern struct gl_program_resource * _mesa_program_resource_find_name(struct gl_shader_program *shProg, GLenum programInterface, const char *name, unsigned *array_index); extern struct gl_program_resource * _mesa_program_resource_find_index(struct gl_shader_program *shProg, GLenum programInterface, GLuint index); extern struct gl_program_resource * _mesa_program_resource_find_active_variable(struct gl_shader_program *shProg, GLenum programInterface, const struct gl_uniform_block *block, unsigned index); extern bool _mesa_get_program_resource_name(struct gl_shader_program *shProg, GLenum programInterface, GLuint index, GLsizei bufSize, GLsizei *length, GLchar *name, bool glthread, const char *caller); extern unsigned _mesa_program_resource_name_length_array(struct gl_program_resource *res); extern GLint _mesa_program_resource_location(struct gl_shader_program *shProg, GLenum programInterface, const char *name); extern GLint _mesa_program_resource_location_index(struct gl_shader_program *shProg, GLenum programInterface, const char *name); extern unsigned _mesa_program_resource_prop(struct gl_shader_program *shProg, struct gl_program_resource *res, GLuint index, const GLenum prop, GLint *val, bool glthread, const char *caller); extern void _mesa_get_program_resourceiv(struct gl_shader_program *shProg, GLenum programInterface, GLuint index, GLsizei propCount, const GLenum *props, GLsizei bufSize, GLsizei *length, GLint *params); extern void _mesa_get_program_interfaceiv(struct gl_shader_program *shProg, GLenum programInterface, GLenum pname, GLint *params); extern void _mesa_program_resource_hash_destroy(struct gl_shader_program *shProg); extern void _mesa_create_program_resource_hash(struct gl_shader_program *shProg); /* GL_ARB_shader_subroutine */ void _mesa_program_init_subroutine_defaults(struct gl_context *ctx, struct gl_program *prog); GLcharARB * _mesa_read_shader_source(const gl_shader_stage stage, const char *source, const uint8_t sha1[SHA1_DIGEST_LENGTH]); void _mesa_dump_shader_source(const gl_shader_stage stage, const char *source, const uint8_t sha1[SHA1_DIGEST_LENGTH]); void _mesa_init_shader_includes(struct gl_shared_state *shared); size_t _mesa_get_shader_include_cursor(struct gl_shared_state *shared); void _mesa_set_shader_include_cursor(struct gl_shared_state *shared, size_t cusor); void _mesa_destroy_shader_includes(struct gl_shared_state *shared); const char * _mesa_lookup_shader_include(struct gl_context *ctx, char *path, bool error_check); #ifdef __cplusplus } #endif #endif /* SHADERAPI_H */