src/mesa/shader/slang/slang_compile_variable.h

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.5
   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 typedef enum slang_type_qualifier_
  33 {
  34         slang_qual_none,
  35         slang_qual_const,
  36         slang_qual_attribute,
  37         slang_qual_varying,
  38         slang_qual_uniform,
  39         slang_qual_out,
  40         slang_qual_inout,
  41         slang_qual_fixedoutput, /* internal */
  42         slang_qual_fixedinput   /* internal */
  43 } slang_type_qualifier;
  44
  45 slang_type_specifier_type slang_type_specifier_type_from_string (const char *);
  46 const char *slang_type_specifier_type_to_string (slang_type_specifier_type);
  47
  48 typedef struct slang_fully_specified_type_
  49 {
  50         slang_type_qualifier qualifier;
  51         slang_type_specifier specifier;
  52 } slang_fully_specified_type;
  53
  54 int slang_fully_specified_type_construct (slang_fully_specified_type *);
  55 void slang_fully_specified_type_destruct (slang_fully_specified_type *);
  56 int slang_fully_specified_type_copy (slang_fully_specified_type *, const slang_fully_specified_type *);
  57
  58 typedef struct slang_variable_scope_
  59 {
  60         struct slang_variable_ *variables;
  61    GLuint num_variables;
  62         struct slang_variable_scope_ *outer_scope;
  63 } slang_variable_scope;
  64
  65 extern GLvoid
  66 _slang_variable_scope_ctr (slang_variable_scope *);
  67
  68 void slang_variable_scope_destruct (slang_variable_scope *);
  69 int slang_variable_scope_copy (slang_variable_scope *, const slang_variable_scope *);
  70
  71 typedef struct slang_variable_
  72 {
  73         slang_fully_specified_type type;
  74         slang_atom a_name;
  75         GLuint array_len;                                       /* type: spec_array */
  76         struct slang_operation_ *initializer;
  77         unsigned int address;
  78         unsigned int size;
  79         int global;
  80 } slang_variable;
  81
  82 int slang_variable_construct (slang_variable *);
  83 void slang_variable_destruct (slang_variable *);
  84 int slang_variable_copy (slang_variable *, const slang_variable *);
  85
  86 slang_variable *_slang_locate_variable (slang_variable_scope *, slang_atom a_name, GLboolean all);
  87
  88 GLboolean _slang_build_export_data_table (slang_export_data_table *, slang_variable_scope *);
  89
  90 #ifdef __cplusplus
  91 }
  92 #endif
  93
  94 #endif
  95