src/mesa/shader/slang/slang_compile_variable.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.5.2
   4  *
   5  * Copyright (C) 2005-2006  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 #if !defined SLANG_COMPILE_VARIABLE_H
  26 #define SLANG_COMPILE_VARIABLE_H
  27
  28 #if defined __cplusplus
  29 extern "C" {
  30 #endif
  31
  32
  33 typedef enum slang_type_qualifier_
  34 {
  35    slang_qual_none,
  36    slang_qual_const,
  37    slang_qual_attribute,
  38    slang_qual_varying,
  39    slang_qual_uniform,
  40    slang_qual_out,
  41    slang_qual_inout,
  42    slang_qual_fixedoutput,      /* internal */
  43    slang_qual_fixedinput        /* internal */
  44 } slang_type_qualifier;
  45
  46 extern slang_type_specifier_type
  47 slang_type_specifier_type_from_string(const char *);
  48
  49 extern const char *
  50 slang_type_specifier_type_to_string(slang_type_specifier_type);
  51
  52
  53
  54 typedef struct slang_fully_specified_type_
  55 {
  56    slang_type_qualifier qualifier;
  57    slang_type_specifier specifier;
  58 } slang_fully_specified_type;
  59
  60 extern int
  61 slang_fully_specified_type_construct(slang_fully_specified_type *);
  62
  63 extern void
  64 slang_fully_specified_type_destruct(slang_fully_specified_type *);
  65
  66 extern int
  67 slang_fully_specified_type_copy(slang_fully_specified_type *,
  68                                 const slang_fully_specified_type *);
  69
  70
  71 typedef struct slang_variable_scope_
  72 {
  73    struct slang_variable_ *variables;
  74    GLuint num_variables;
  75    struct slang_variable_scope_ *outer_scope;
  76 } slang_variable_scope;
  77
  78 extern GLvoid
  79 _slang_variable_scope_ctr(slang_variable_scope *);
  80
  81 extern void
  82 slang_variable_scope_destruct(slang_variable_scope *);
  83
  84 extern int
  85 slang_variable_scope_copy(slang_variable_scope *,
  86                           const slang_variable_scope *);
  87
  88
  89 typedef struct slang_variable_
  90 {
  91    slang_fully_specified_type type;
  92    slang_atom a_name;
  93    GLuint array_len;            /* type: spec_array */
  94    struct slang_operation_ *initializer;
  95    unsigned int address;
  96    unsigned int size;
  97    GLboolean global;
  98 } slang_variable;
  99
 100
 101 extern int
 102 slang_variable_construct(slang_variable *);
 103
 104 extern void
 105 slang_variable_destruct(slang_variable *);
 106
 107 extern int
 108 slang_variable_copy(slang_variable *, const slang_variable *);
 109
 110 extern slang_variable *
 111 _slang_locate_variable(slang_variable_scope *, slang_atom a_name,
 112                        GLboolean all);
 113
 114 extern GLboolean
 115 _slang_build_export_data_table(slang_export_data_table *,
 116                                slang_variable_scope *);
 117
 118
 119 #ifdef __cplusplus
 120 }
 121 #endif
 122
 123 #endif