diff options
Diffstat (limited to 'src/mesa/slang/slang_storage.h')
| -rw-r--r-- | src/mesa/slang/slang_storage.h | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/src/mesa/slang/slang_storage.h b/src/mesa/slang/slang_storage.h deleted file mode 100644 index de1f1841a35..00000000000 --- a/src/mesa/slang/slang_storage.h +++ /dev/null @@ -1,144 +0,0 @@ -/* - * Mesa 3-D graphics library - * Version: 6.5 - * - * Copyright (C) 2005-2006 Brian Paul All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN - * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN - * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -#ifndef SLANG_STORAGE_H -#define SLANG_STORAGE_H - -#include "main/glheader.h" -#include "slang_compile_function.h" -#include "slang_compile_struct.h" -#include "slang_compile_variable.h" -#include "slang_typeinfo.h" -#include "slang_utility.h" - - -/* - * Program variable data storage is kept completely transparent to the - * front-end compiler. It is up to the back-end how the data is - * actually allocated. The slang_storage_type enum provides the basic - * information about how the memory is interpreted. This abstract - * piece of memory is called a data slot. A data slot of a particular - * type has a fixed size. - * - * For now, only the three basic types are supported, that is bool, - * int and float. Other built-in types like vector or matrix can - * easily be decomposed into a series of basic types. - * - * If the vec4 module is enabled, 4-component vectors of floats are - * used when possible. 4x4 matrices are constructed of 4 vec4 slots. - */ -typedef enum slang_storage_type_ -{ - /* core */ - SLANG_STORE_AGGREGATE, - SLANG_STORE_BOOL, - SLANG_STORE_INT, - SLANG_STORE_FLOAT, - /* vec4 */ - SLANG_STORE_VEC4 -} slang_storage_type; - - -/** - * The slang_storage_array structure groups data slots of the same - * type into an array. This array has a fixed length. Arrays are - * required to have a size equal to the sum of sizes of its - * elements. They are also required to support indirect - * addressing. That is, if B references first data slot in the array, - * S is the size of the data slot and I is the integral index that is - * not known at compile time, B+I*S references I-th data slot. - * - * This structure is also used to break down built-in data types that - * are not supported directly. Vectors, like vec3, are constructed - * from arrays of their basic types. Matrices are formed of an array - * of column vectors, which are in turn processed as other vectors. - */ -typedef struct slang_storage_array_ -{ - slang_storage_type type; - struct slang_storage_aggregate_ *aggregate; - GLuint length; -} slang_storage_array; - -GLboolean slang_storage_array_construct (slang_storage_array *); -GLvoid slang_storage_array_destruct (slang_storage_array *); - - -/** - * The slang_storage_aggregate structure relaxes the indirect - * addressing requirement for slang_storage_array - * structure. Aggregates are always accessed statically - its member - * addresses are well-known at compile time. For example, user-defined - * types are implemented as aggregates. Aggregates can collect data of - * a different type. - */ -typedef struct slang_storage_aggregate_ -{ - slang_storage_array *arrays; - GLuint count; -} slang_storage_aggregate; - -GLboolean slang_storage_aggregate_construct (slang_storage_aggregate *); -GLvoid slang_storage_aggregate_destruct (slang_storage_aggregate *); - - -extern GLboolean -_slang_aggregate_variable(slang_storage_aggregate *agg, - slang_type_specifier *spec, - GLuint array_len, - slang_function_scope *funcs, - slang_struct_scope *structs, - slang_variable_scope *vars, - slang_atom_pool *atoms); - -/* - * Returns the size (in machine units) of the given storage type. - * It is an error to pass-in SLANG_STORE_AGGREGATE. - * Returns 0 on error. - */ -extern GLuint -_slang_sizeof_type (slang_storage_type); - - -/** - * Returns total size (in machine units) of the given aggregate. - * Returns 0 on error. - */ -extern GLuint -_slang_sizeof_aggregate (const slang_storage_aggregate *); - - -#if 0 -/** - * Converts structured aggregate to a flat one, with arrays of generic - * type being one-element long. Returns GL_TRUE on success. Returns - * GL_FALSE otherwise. - */ -extern GLboolean -_slang_flatten_aggregate (slang_storage_aggregate *, - const slang_storage_aggregate *); - -#endif - -#endif /* SLANG_STORAGE_H */ |