1 /* 2 * Mesa 3-D graphics library 3 * 4 * Copyright (C) 2010 VMware, Inc. All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the "Software"), 8 * to deal in the Software without restriction, including without limitation 9 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 10 * and/or sell copies of the Software, and to permit persons to whom the 11 * Software is furnished to do so, subject to the following conditions: 12 * 13 * The above copyright notice and this permission notice shall be included 14 * in all copies or substantial portions of the Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 17 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 22 * OTHER DEALINGS IN THE SOFTWARE. 23 */ 24 25 26 #ifndef UNIFORMS_H 27 #define UNIFORMS_H 28 29 #include "main/glheader.h" 30 #include "compiler/glsl_types.h" 31 #include "compiler/glsl/ir_uniform.h" 32 #include "program/prog_parameter.h" 33 34 #ifdef __cplusplus 35 extern "C" { 36 #endif 37 38 39 struct gl_program; 40 struct _glapi_table; 41 42 void 43 _mesa_uniform(GLint location, GLsizei count, const GLvoid *values, 44 struct gl_context *, struct gl_shader_program *, 45 enum glsl_base_type basicType, unsigned src_components); 46 47 void 48 _mesa_uniform_matrix(GLint location, GLsizei count, 49 GLboolean transpose, const void *values, 50 struct gl_context *, struct gl_shader_program *, 51 GLuint cols, GLuint rows, enum glsl_base_type basicType); 52 53 void 54 _mesa_uniform_handle(GLint location, GLsizei count, const GLvoid *values, 55 struct gl_context *, struct gl_shader_program *); 56 57 void 58 _mesa_get_uniform(struct gl_context *ctx, GLuint program, GLint location, 59 GLsizei bufSize, enum glsl_base_type returnType, 60 GLvoid *paramsOut); 61 62 extern void 63 _mesa_uniform_attach_driver_storage(struct gl_uniform_storage *, 64 unsigned element_stride, 65 unsigned vector_stride, 66 enum gl_uniform_driver_format format, 67 void *data); 68 69 extern void 70 _mesa_uniform_detach_all_driver_storage(struct gl_uniform_storage *uni); 71 72 extern void 73 _mesa_propagate_uniforms_to_driver_storage(struct gl_uniform_storage *uni, 74 unsigned array_index, 75 unsigned count); 76 77 void 78 _mesa_ensure_and_associate_uniform_storage(struct gl_context *ctx, 79 struct gl_shader_program *shader_program, 80 struct gl_program *prog, unsigned required_space); 81 82 extern void 83 _mesa_update_shader_textures_used(struct gl_shader_program *shProg, 84 struct gl_program *prog); 85 86 extern bool 87 _mesa_sampler_uniforms_are_valid(const struct gl_shader_program *shProg, 88 char *errMsg, size_t errMsgLength); 89 extern bool 90 _mesa_sampler_uniforms_pipeline_are_valid(struct gl_pipeline_object *); 91 92 extern void 93 _mesa_flush_vertices_for_uniforms(struct gl_context *ctx, 94 const struct gl_uniform_storage *uni); 95 96 extern GLint 97 _mesa_GetUniformLocation_impl(GLuint programObj, const GLcharARB *name, 98 bool glthread); 99 100 extern void 101 _mesa_GetActiveUniform_impl(GLuint program, GLuint index, 102 GLsizei maxLength, GLsizei *length, GLint *size, 103 GLenum *type, GLcharARB *nameOut, bool glthread); 104 105 struct gl_builtin_uniform_element { 106 const char *field; 107 gl_state_index16 tokens[STATE_LENGTH]; 108 int swizzle; 109 }; 110 111 struct gl_builtin_uniform_desc { 112 const char *name; 113 const struct gl_builtin_uniform_element *elements; 114 unsigned int num_elements; 115 }; 116 117 #ifdef __cplusplus 118 } 119 #endif 120 121 122 #endif /* UNIFORMS_H */ 123