3 * Copyright © 2010 Intel Corporation
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * 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 OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
30 link_function_calls(gl_shader_program *prog, gl_shader *main,
31 gl_shader **shader_list, unsigned num_shaders);
34 link_invalidate_variable_locations(gl_shader *sh, enum ir_variable_mode mode,
38 link_assign_uniform_locations(struct gl_shader_program *prog);
41 link_set_uniform_initializers(struct gl_shader_program *prog);
44 link_cross_validate_uniform_block(void *mem_ctx,
45 struct gl_uniform_block **linked_blocks,
46 unsigned int *num_linked_blocks,
47 struct gl_uniform_block *new_block);
50 * Class for processing all of the leaf fields of an uniform
52 * Leaves are, roughly speaking, the parts of the uniform that the application
53 * could query with \c glGetUniformLocation (or that could be returned by
54 * \c glGetActiveUniforms).
56 * Classes my derive from this class to implement specific functionality.
57 * This class only provides the mechanism to iterate over the leaves. Derived
58 * classes must implement \c ::visit_field and may override \c ::process.
60 class uniform_field_visitor {
63 * Begin processing a uniform
65 * Classes that overload this function should call \c ::process from the
66 * base class to start the recursive processing of the uniform.
68 * \param var The uniform variable that is to be processed
70 * Calls \c ::visit_field for each leaf of the uniform.
72 void process(ir_variable *var);
76 * Method invoked for each leaf of the uniform
78 * \param type Type of the field.
79 * \param name Fully qualified name of the field.
81 virtual void visit_field(const glsl_type *type, const char *name) = 0;
85 * \param name_length Length of the current name \b not including the
86 * terminating \c NUL character.
88 void recursion(const glsl_type *t, char **name, size_t name_length);
91 #endif /* GLSL_LINKER_H */