2010-02-22 21:19:34 +00:00
|
|
|
/*
|
|
|
|
* Copyright © 2009 Intel Corporation
|
|
|
|
*
|
|
|
|
* 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 (including the next
|
|
|
|
* paragraph) 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
|
|
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS 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.
|
|
|
|
*/
|
|
|
|
|
|
|
|
#include <stdlib.h>
|
2010-03-19 18:57:24 +00:00
|
|
|
#include "glsl_symbol_table.h"
|
2010-02-22 21:19:34 +00:00
|
|
|
#include "glsl_parser_extras.h"
|
|
|
|
#include "glsl_types.h"
|
|
|
|
#include "builtin_types.h"
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
2010-03-19 18:57:24 +00:00
|
|
|
add_types_to_symbol_table(glsl_symbol_table *symtab,
|
2010-02-22 21:19:34 +00:00
|
|
|
const struct glsl_type *types,
|
|
|
|
unsigned num_types)
|
|
|
|
{
|
|
|
|
unsigned i;
|
|
|
|
|
|
|
|
for (i = 0; i < num_types; i++) {
|
2010-03-19 18:57:24 +00:00
|
|
|
symtab->add_type(types[i].name, & types[i]);
|
2010-02-22 21:19:34 +00:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
2010-03-19 18:57:24 +00:00
|
|
|
generate_110_types(glsl_symbol_table *symtab)
|
2010-02-22 21:19:34 +00:00
|
|
|
{
|
|
|
|
add_types_to_symbol_table(symtab, builtin_core_types,
|
|
|
|
Elements(builtin_core_types));
|
|
|
|
add_types_to_symbol_table(symtab, builtin_structure_types,
|
|
|
|
Elements(builtin_structure_types));
|
|
|
|
add_types_to_symbol_table(symtab, builtin_110_deprecated_structure_types,
|
|
|
|
Elements(builtin_110_deprecated_structure_types));
|
2010-03-23 19:11:50 +00:00
|
|
|
add_types_to_symbol_table(symtab, & void_type, 1);
|
2010-02-22 21:19:34 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
2010-03-19 18:57:24 +00:00
|
|
|
generate_120_types(glsl_symbol_table *symtab)
|
2010-02-22 21:19:34 +00:00
|
|
|
{
|
|
|
|
generate_110_types(symtab);
|
|
|
|
|
|
|
|
add_types_to_symbol_table(symtab, builtin_120_types,
|
|
|
|
Elements(builtin_120_types));
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
2010-03-19 18:57:24 +00:00
|
|
|
generate_130_types(glsl_symbol_table *symtab)
|
2010-02-22 21:19:34 +00:00
|
|
|
{
|
|
|
|
generate_120_types(symtab);
|
|
|
|
|
|
|
|
add_types_to_symbol_table(symtab, builtin_130_types,
|
|
|
|
Elements(builtin_130_types));
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
void
|
|
|
|
_mesa_glsl_initialize_types(struct _mesa_glsl_parse_state *state)
|
|
|
|
{
|
|
|
|
switch (state->language_version) {
|
|
|
|
case 110:
|
|
|
|
generate_110_types(state->symbols);
|
|
|
|
break;
|
|
|
|
case 120:
|
|
|
|
generate_120_types(state->symbols);
|
|
|
|
break;
|
|
|
|
case 130:
|
|
|
|
generate_130_types(state->symbols);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
/* error */
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
|
2010-03-24 00:31:39 +00:00
|
|
|
const glsl_type *glsl_type::get_base_type() const
|
|
|
|
{
|
|
|
|
switch (base_type) {
|
|
|
|
case GLSL_TYPE_UINT:
|
|
|
|
return glsl_uint_type;
|
|
|
|
case GLSL_TYPE_INT:
|
|
|
|
return glsl_int_type;
|
|
|
|
case GLSL_TYPE_FLOAT:
|
|
|
|
return glsl_float_type;
|
|
|
|
case GLSL_TYPE_BOOL:
|
|
|
|
return glsl_bool_type;
|
|
|
|
default:
|
|
|
|
return glsl_error_type;
|
|
|
|
}
|
|
|
|
}
|
2010-03-25 00:11:30 +00:00
|
|
|
|
|
|
|
|
|
|
|
const glsl_type *
|
|
|
|
glsl_type::get_instance(unsigned base_type, unsigned rows, unsigned columns)
|
|
|
|
{
|
|
|
|
if ((rows < 1) || (rows > 4) || (columns < 1) || (columns > 4))
|
|
|
|
return glsl_error_type;
|
|
|
|
|
|
|
|
|
|
|
|
/* Treat GLSL vectors as Nx1 matrices.
|
|
|
|
*/
|
|
|
|
if (columns == 1) {
|
|
|
|
switch (base_type) {
|
|
|
|
case GLSL_TYPE_UINT:
|
|
|
|
return glsl_uint_type + (rows - 1);
|
|
|
|
case GLSL_TYPE_INT:
|
|
|
|
return glsl_int_type + (rows - 1);
|
|
|
|
case GLSL_TYPE_FLOAT:
|
|
|
|
return glsl_float_type + (rows - 1);
|
|
|
|
case GLSL_TYPE_BOOL:
|
|
|
|
return glsl_bool_type + (rows - 1);
|
|
|
|
default:
|
|
|
|
return glsl_error_type;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if ((base_type != GLSL_TYPE_FLOAT) || (rows == 1))
|
|
|
|
return glsl_error_type;
|
|
|
|
|
|
|
|
/* GLSL matrix types are named mat{COLUMNS}x{ROWS}. Only the following
|
|
|
|
* combinations are valid:
|
|
|
|
*
|
|
|
|
* 1 2 3 4
|
|
|
|
* 1
|
|
|
|
* 2 x x x
|
|
|
|
* 3 x x x
|
|
|
|
* 4 x x x
|
|
|
|
*/
|
|
|
|
#define IDX(c,r) (((c-1)*3) + (r-1))
|
|
|
|
|
|
|
|
switch (IDX(columns, rows)) {
|
|
|
|
case IDX(2,2): return mat2_type;
|
|
|
|
case IDX(2,3): return mat2x3_type;
|
|
|
|
case IDX(2,4): return mat2x4_type;
|
|
|
|
case IDX(3,2): return mat3x2_type;
|
|
|
|
case IDX(3,3): return mat3_type;
|
|
|
|
case IDX(3,4): return mat3x4_type;
|
|
|
|
case IDX(4,2): return mat4x2_type;
|
|
|
|
case IDX(4,3): return mat4x3_type;
|
|
|
|
case IDX(4,4): return mat4_type;
|
|
|
|
default: return glsl_error_type;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
assert(!"Should not get here.");
|
|
|
|
return glsl_error_type;
|
|
|
|
}
|