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  1. /*
  2.  * Copyright © 2013 Intel Corporation
  3.  *
  4.  * Permission is hereby granted, free of charge, to any person obtaining a
  5.  * copy of this software and associated documentation files (the "Software"),
  6.  * to deal in the Software without restriction, including without limitation
  7.  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  8.  * and/or sell copies of the Software, and to permit persons to whom the
  9.  * Software is furnished to do so, subject to the following conditions:
  10.  *
  11.  * The above copyright notice and this permission notice (including the next
  12.  * paragraph) shall be included in all copies or substantial portions of the
  13.  * Software.
  14.  *
  15.  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16.  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17.  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18.  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19.  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20.  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21.  * DEALINGS IN THE SOFTWARE.
  22.  */
  23.  
  24. #pragma once
  25. #ifndef LINK_UNIFORM_BLOCK_ACTIVE_VISITOR_H
  26. #define LINK_UNIFORM_BLOCK_ACTIVE_VISITOR_H
  27.  
  28. #include "ir.h"
  29. #include "ir_visitor.h"
  30. #include "glsl_types.h"
  31. #include "main/hash_table.h"
  32.  
  33. struct link_uniform_block_active {
  34.    const glsl_type *type;
  35.  
  36.    unsigned *array_elements;
  37.    unsigned num_array_elements;
  38.  
  39.    bool has_instance_name;
  40. };
  41.  
  42. class link_uniform_block_active_visitor : public ir_hierarchical_visitor {
  43. public:
  44.    link_uniform_block_active_visitor(void *mem_ctx, struct hash_table *ht,
  45.                                      struct gl_shader_program *prog)
  46.       : success(true), prog(prog), ht(ht), mem_ctx(mem_ctx)
  47.    {
  48.       /* empty */
  49.    }
  50.  
  51.    virtual ir_visitor_status visit_enter(ir_dereference_array *);
  52.    virtual ir_visitor_status visit(ir_dereference_variable *);
  53.  
  54.    bool success;
  55.  
  56. private:
  57.    struct gl_shader_program *prog;
  58.    struct hash_table *ht;
  59.    void *mem_ctx;
  60. };
  61.  
  62. #endif /* LINK_UNIFORM_BLOCK_ACTIVE_VISITOR_H */
  63.