621 lines
18 KiB
C
621 lines
18 KiB
C
/*
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* Copyright 2016 Paul Gofman
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include "d3dx9_private.h"
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#include <float.h>
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WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
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enum pres_ops
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{
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PRESHADER_OP_NOP,
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PRESHADER_OP_MOV,
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};
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typedef double (*pres_op_func)(double *args, int ncomp);
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static double pres_mov(double *args, int ncomp) {return args[0];}
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#define PRES_OPCODE_MASK 0x7ff00000
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#define PRES_OPCODE_SHIFT 20
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#define PRES_SCALAR_FLAG 0x80000000
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#define PRES_NCOMP_MASK 0x0000ffff
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#define FOURCC_PRES 0x53455250
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#define FOURCC_CLIT 0x54494c43
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#define FOURCC_FXLC 0x434c5846
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#define FOURCC_PRSI 0x49535250
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#define PRES_SIGN 0x46580000
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struct op_info
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{
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unsigned int opcode;
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char mnem[8];
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unsigned int input_count;
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BOOL func_all_comps;
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pres_op_func func;
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};
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static const struct op_info pres_op_info[] =
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{
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{0x000, "nop", 0, 0, NULL }, /* PRESHADER_OP_NOP */
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{0x100, "mov", 1, 0, pres_mov}, /* PRESHADER_OP_MOV */
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};
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enum pres_value_type
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{
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PRES_VT_FLOAT,
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PRES_VT_DOUBLE,
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PRES_VT_INT,
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PRES_VT_BOOL
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};
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static const struct
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{
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unsigned int component_size;
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unsigned int reg_component_count;
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enum pres_value_type type;
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}
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table_info[] =
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{
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{sizeof(double), 1, PRES_VT_DOUBLE}, /* PRES_REGTAB_IMMED */
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{sizeof(float), 4, PRES_VT_FLOAT }, /* PRES_REGTAB_CONST */
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{sizeof(float), 4, PRES_VT_FLOAT }, /* PRES_REGTAB_OCONST */
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{sizeof(BOOL), 1, PRES_VT_BOOL }, /* PRES_REGTAB_OBCONST */
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{sizeof(int), 4, PRES_VT_INT, }, /* PRES_REGTAB_OICONST */
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/* TODO: use double precision for 64 bit */
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{sizeof(float), 4, PRES_VT_FLOAT } /* PRES_REGTAB_TEMP */
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};
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static const enum pres_reg_tables pres_regset2table[] =
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{
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PRES_REGTAB_OBCONST, /* D3DXRS_BOOL */
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PRES_REGTAB_OICONST, /* D3DXRS_INT4 */
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PRES_REGTAB_CONST, /* D3DXRS_FLOAT4 */
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PRES_REGTAB_COUNT, /* D3DXRS_SAMPLER */
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};
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static const enum pres_reg_tables shad_regset2table[] =
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{
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PRES_REGTAB_OBCONST, /* D3DXRS_BOOL */
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PRES_REGTAB_OICONST, /* D3DXRS_INT4 */
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PRES_REGTAB_OCONST, /* D3DXRS_FLOAT4 */
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PRES_REGTAB_COUNT, /* D3DXRS_SAMPLER */
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};
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struct d3dx_pres_operand
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{
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enum pres_reg_tables table;
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/* offset is component index, not register index, e. g.
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offset for component c3.y is 13 (3 * 4 + 1) */
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unsigned int offset;
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};
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#define MAX_INPUTS_COUNT 3
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struct d3dx_pres_ins
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{
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enum pres_ops op;
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/* first input argument is scalar,
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scalar component is propagated */
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BOOL scalar_op;
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unsigned int component_count;
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struct d3dx_pres_operand inputs[MAX_INPUTS_COUNT];
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struct d3dx_pres_operand output;
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};
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static unsigned int get_reg_offset(unsigned int table, unsigned int offset)
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{
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return offset / table_info[table].reg_component_count;
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}
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#define PRES_BITMASK_BLOCK_SIZE (sizeof(unsigned int) * 8)
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static HRESULT regstore_alloc_table(struct d3dx_regstore *rs, unsigned int table)
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{
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unsigned int size;
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size = rs->table_sizes[table] * table_info[table].reg_component_count * table_info[table].component_size;
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if (size)
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{
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rs->tables[table] = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
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rs->table_value_set[table] = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
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sizeof(*rs->table_value_set[table]) *
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((rs->table_sizes[table] + PRES_BITMASK_BLOCK_SIZE - 1) / PRES_BITMASK_BLOCK_SIZE));
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if (!rs->tables[table] || !rs->table_value_set[table])
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return E_OUTOFMEMORY;
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}
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return D3D_OK;
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}
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static void regstore_free_tables(struct d3dx_regstore *rs)
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{
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unsigned int i;
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for (i = 0; i < PRES_REGTAB_COUNT; ++i)
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{
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HeapFree(GetProcessHeap(), 0, rs->tables[i]);
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HeapFree(GetProcessHeap(), 0, rs->table_value_set[i]);
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}
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}
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static void regstore_set_values(struct d3dx_regstore *rs, unsigned int table, void *data,
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unsigned int start_offset, unsigned int count)
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{
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unsigned int block_idx, start, end, start_block, end_block;
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if (!count)
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return;
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memcpy((BYTE *)rs->tables[table] + start_offset * table_info[table].component_size,
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data, count * table_info[table].component_size);
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start = get_reg_offset(table, start_offset);
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start_block = start / PRES_BITMASK_BLOCK_SIZE;
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start -= start_block * PRES_BITMASK_BLOCK_SIZE;
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end = get_reg_offset(table, start_offset + count - 1);
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end_block = end / PRES_BITMASK_BLOCK_SIZE;
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end = (end_block + 1) * PRES_BITMASK_BLOCK_SIZE - 1 - end;
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if (start_block == end_block)
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{
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rs->table_value_set[table][start_block] |= (~0u << start) & (~0u >> end);
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}
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else
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{
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rs->table_value_set[table][start_block] |= ~0u << start;
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for (block_idx = start_block + 1; block_idx < end_block; ++block_idx)
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rs->table_value_set[table][block_idx] = ~0u;
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rs->table_value_set[table][end_block] |= ~0u >> end;
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}
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}
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static void dump_bytecode(void *data, unsigned int size)
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{
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unsigned int *bytecode = (unsigned int *)data;
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unsigned int i, j, n;
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size /= sizeof(*bytecode);
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i = 0;
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while (i < size)
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{
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n = min(size - i, 8);
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for (j = 0; j < n; ++j)
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TRACE("0x%08x,", bytecode[i + j]);
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i += n;
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TRACE("\n");
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}
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}
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static unsigned int *find_bytecode_comment(unsigned int *ptr, unsigned int count,
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unsigned int fourcc, unsigned int *size)
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{
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/* Provide at least one value in comment section on non-NULL return. */
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while (count > 2 && (*ptr & 0xffff) == 0xfffe)
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{
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unsigned int section_size;
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section_size = (*ptr >> 16);
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if (!section_size || section_size + 1 > count)
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break;
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if (*(ptr + 1) == fourcc)
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{
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*size = section_size;
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return ptr + 2;
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}
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count -= section_size + 1;
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ptr += section_size + 1;
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}
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return NULL;
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}
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static unsigned int *parse_pres_arg(unsigned int *ptr, unsigned int count, struct d3dx_pres_operand *opr)
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{
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static const enum pres_reg_tables reg_table[8] =
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{
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PRES_REGTAB_COUNT, PRES_REGTAB_IMMED, PRES_REGTAB_CONST, PRES_REGTAB_COUNT,
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PRES_REGTAB_OCONST, PRES_REGTAB_OBCONST, PRES_REGTAB_OICONST, PRES_REGTAB_TEMP
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};
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if (count < 3)
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{
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WARN("Byte code buffer ends unexpectedly.\n");
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return NULL;
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}
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if (*ptr)
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{
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FIXME("Relative addressing not supported yet, word %#x.\n", *ptr);
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return NULL;
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}
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++ptr;
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if (*ptr >= ARRAY_SIZE(reg_table) || reg_table[*ptr] == PRES_REGTAB_COUNT)
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{
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FIXME("Unsupported register table %#x.\n", *ptr);
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return NULL;
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}
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opr->table = reg_table[*ptr++];
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opr->offset = *ptr++;
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if (opr->table == PRES_REGTAB_OBCONST)
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opr->offset /= 4;
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return ptr;
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}
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static unsigned int *parse_pres_ins(unsigned int *ptr, unsigned int count, struct d3dx_pres_ins *ins)
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{
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unsigned int ins_code, ins_raw;
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unsigned int input_count;
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unsigned int i;
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if (count < 2)
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{
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WARN("Byte code buffer ends unexpectedly.\n");
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return NULL;
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}
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ins_raw = *ptr++;
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ins_code = (ins_raw & PRES_OPCODE_MASK) >> PRES_OPCODE_SHIFT;
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ins->component_count = ins_raw & PRES_NCOMP_MASK;
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ins->scalar_op = !!(ins_raw & PRES_SCALAR_FLAG);
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if (ins->component_count < 1 || ins->component_count > 4)
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{
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FIXME("Unsupported number of components %u.\n", ins->component_count);
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return NULL;
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}
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input_count = *ptr++;
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count -= 2;
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for (i = 0; i < ARRAY_SIZE(pres_op_info); ++i)
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if (ins_code == pres_op_info[i].opcode)
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break;
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if (i == ARRAY_SIZE(pres_op_info))
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{
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FIXME("Unknown opcode %#x, raw %#x.\n", ins_code, ins_raw);
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return NULL;
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}
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ins->op = i;
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if (input_count > ARRAY_SIZE(ins->inputs) || input_count != pres_op_info[i].input_count)
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{
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FIXME("Actual input args %u, expected %u, instruction %s.\n", input_count,
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pres_op_info[i].input_count, pres_op_info[i].mnem);
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return NULL;
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}
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for (i = 0; i < input_count; ++i)
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{
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unsigned int *p;
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p = parse_pres_arg(ptr, count, &ins->inputs[i]);
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if (!p)
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return NULL;
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count -= p - ptr;
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ptr = p;
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}
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ptr = parse_pres_arg(ptr, count, &ins->output);
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return ptr;
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}
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static HRESULT get_constants_desc(unsigned int *byte_code, struct d3dx_const_tab *out, struct d3dx9_base_effect *base)
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{
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ID3DXConstantTable *ctab;
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D3DXCONSTANT_DESC *cdesc;
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struct d3dx_parameter **inputs_param;
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D3DXCONSTANTTABLE_DESC desc;
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HRESULT hr;
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D3DXHANDLE hc;
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unsigned int i;
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unsigned int count;
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out->inputs = cdesc = NULL;
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out->ctab = NULL;
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out->inputs_param = NULL;
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out->input_count = 0;
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inputs_param = NULL;
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hr = D3DXGetShaderConstantTable(byte_code, &ctab);
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if (FAILED(hr) || !ctab)
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{
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TRACE("Could not get CTAB data, hr %#x.\n", hr);
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/* returning OK, shaders and preshaders without CTAB are valid */
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return D3D_OK;
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}
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hr = ID3DXConstantTable_GetDesc(ctab, &desc);
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if (FAILED(hr))
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{
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FIXME("Could not get CTAB desc, hr %#x.\n", hr);
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goto err_out;
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}
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cdesc = HeapAlloc(GetProcessHeap(), 0, sizeof(*cdesc) * desc.Constants);
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inputs_param = HeapAlloc(GetProcessHeap(), 0, sizeof(*inputs_param) * desc.Constants);
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if (!cdesc || !inputs_param)
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{
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hr = E_OUTOFMEMORY;
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goto err_out;
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}
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for (i = 0; i < desc.Constants; ++i)
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{
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hc = ID3DXConstantTable_GetConstant(ctab, NULL, i);
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if (!hc)
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{
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FIXME("Null constant handle.\n");
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goto err_out;
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}
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count = 1;
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hr = ID3DXConstantTable_GetConstantDesc(ctab, hc, &cdesc[i], &count);
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if (FAILED(hr))
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{
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FIXME("Could not get constant desc, hr %#x.\n", hr);
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goto err_out;
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}
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inputs_param[i] = get_parameter_by_name(base, NULL, cdesc[i].Name);
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if (cdesc[i].Class == D3DXPC_OBJECT)
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TRACE("Object %s, parameter %p.\n", cdesc[i].Name, inputs_param[i]);
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else if (!inputs_param[i])
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ERR("Could not find parameter %s in effect.\n", cdesc[i].Name);
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}
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out->input_count = desc.Constants;
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out->inputs = cdesc;
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out->inputs_param = inputs_param;
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out->ctab = ctab;
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return D3D_OK;
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err_out:
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HeapFree(GetProcessHeap(), 0, cdesc);
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HeapFree(GetProcessHeap(), 0, inputs_param);
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if (ctab)
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ID3DXConstantTable_Release(ctab);
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return hr;
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}
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static void update_table_size(unsigned int *table_sizes, unsigned int table, unsigned int max_register)
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{
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if (table < PRES_REGTAB_COUNT)
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table_sizes[table] = max(table_sizes[table], max_register + 1);
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}
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static void update_table_sizes_consts(unsigned int *table_sizes, struct d3dx_const_tab *ctab)
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{
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unsigned int i, table, max_register;
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for (i = 0; i < ctab->input_count; ++i)
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{
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if (!ctab->inputs[i].RegisterCount)
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continue;
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max_register = ctab->inputs[i].RegisterIndex + ctab->inputs[i].RegisterCount - 1;
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table = ctab->regset2table[ctab->inputs[i].RegisterSet];
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update_table_size(table_sizes, table, max_register);
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}
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}
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static HRESULT parse_preshader(struct d3dx_preshader *pres, unsigned int *ptr, unsigned int count, struct d3dx9_base_effect *base)
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{
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unsigned int *p;
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unsigned int i, j, const_count;
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double *dconst;
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HRESULT hr;
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unsigned int saved_word;
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unsigned int section_size;
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TRACE("Preshader version %#x.\n", *ptr & 0xffff);
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if (!count)
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{
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WARN("Unexpected end of byte code buffer.\n");
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return D3DXERR_INVALIDDATA;
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}
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p = find_bytecode_comment(ptr + 1, count - 1, FOURCC_CLIT, §ion_size);
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if (p)
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{
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const_count = *p++;
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if (const_count > (section_size - 1) / (sizeof(double) / sizeof(unsigned int)))
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{
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WARN("Byte code buffer ends unexpectedly.\n");
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return D3DXERR_INVALIDDATA;
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}
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dconst = (double *)p;
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}
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else
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{
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const_count = 0;
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dconst = NULL;
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}
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TRACE("%u double constants.\n", const_count);
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p = find_bytecode_comment(ptr + 1, count - 1, FOURCC_FXLC, §ion_size);
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if (!p)
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{
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WARN("Could not find preshader code.\n");
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return D3D_OK;
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}
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pres->ins_count = *p++;
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--section_size;
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if (pres->ins_count > UINT_MAX / sizeof(*pres->ins))
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{
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WARN("Invalid instruction count %u.\n", pres->ins_count);
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return D3DXERR_INVALIDDATA;
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}
|
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TRACE("%u instructions.\n", pres->ins_count);
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pres->ins = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*pres->ins) * pres->ins_count);
|
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if (!pres->ins)
|
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return E_OUTOFMEMORY;
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for (i = 0; i < pres->ins_count; ++i)
|
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{
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unsigned int *ptr_next;
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ptr_next = parse_pres_ins(p, section_size, &pres->ins[i]);
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if (!ptr_next)
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return D3DXERR_INVALIDDATA;
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section_size -= ptr_next - p;
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p = ptr_next;
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}
|
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saved_word = *ptr;
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*ptr = 0xfffe0000;
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hr = get_constants_desc(ptr, &pres->inputs, base);
|
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*ptr = saved_word;
|
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if (FAILED(hr))
|
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return hr;
|
|
|
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pres->inputs.regset2table = pres_regset2table;
|
|
|
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pres->regs.table_sizes[PRES_REGTAB_IMMED] = const_count;
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|
|
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for (i = 0; i < pres->ins_count; ++i)
|
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{
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for (j = 0; j < pres_op_info[pres->ins[i].op].input_count; ++j)
|
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update_table_size(pres->regs.table_sizes, pres->ins[i].inputs[j].table,
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get_reg_offset(pres->ins[i].inputs[j].table,
|
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pres->ins[i].inputs[j].offset + pres->ins[i].component_count - 1));
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|
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update_table_size(pres->regs.table_sizes, pres->ins[i].output.table,
|
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get_reg_offset(pres->ins[i].output.table,
|
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pres->ins[i].output.offset + pres->ins[i].component_count - 1));
|
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}
|
|
update_table_sizes_consts(pres->regs.table_sizes, &pres->inputs);
|
|
if (FAILED(regstore_alloc_table(&pres->regs, PRES_REGTAB_IMMED)))
|
|
return E_OUTOFMEMORY;
|
|
regstore_set_values(&pres->regs, PRES_REGTAB_IMMED, dconst, 0, const_count);
|
|
|
|
return D3D_OK;
|
|
}
|
|
|
|
void d3dx_create_param_eval(struct d3dx9_base_effect *base_effect, void *byte_code, unsigned int byte_code_size,
|
|
D3DXPARAMETER_TYPE type, struct d3dx_param_eval **peval_out)
|
|
{
|
|
struct d3dx_param_eval *peval;
|
|
unsigned int *ptr;
|
|
HRESULT hr;
|
|
unsigned int i;
|
|
BOOL shader;
|
|
unsigned int count, pres_size;
|
|
|
|
TRACE("base_effect %p, byte_code %p, byte_code_size %u, type %u, peval_out %p.\n",
|
|
base_effect, byte_code, byte_code_size, type, peval_out);
|
|
|
|
count = byte_code_size / sizeof(unsigned int);
|
|
if (!byte_code || !count)
|
|
{
|
|
*peval_out = NULL;
|
|
return;
|
|
}
|
|
|
|
peval = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*peval));
|
|
if (!peval)
|
|
goto err_out;
|
|
|
|
peval->param_type = type;
|
|
switch (type)
|
|
{
|
|
case D3DXPT_VERTEXSHADER:
|
|
case D3DXPT_PIXELSHADER:
|
|
shader = TRUE;
|
|
break;
|
|
default:
|
|
shader = FALSE;
|
|
break;
|
|
}
|
|
peval->shader_inputs.regset2table = shad_regset2table;
|
|
|
|
ptr = (unsigned int *)byte_code;
|
|
if (shader)
|
|
{
|
|
if ((*ptr & 0xfffe0000) != 0xfffe0000)
|
|
{
|
|
FIXME("Invalid shader signature %#x.\n", *ptr);
|
|
goto err_out;
|
|
}
|
|
TRACE("Shader version %#x.\n", *ptr & 0xffff);
|
|
|
|
if (FAILED(hr = get_constants_desc(ptr, &peval->shader_inputs, base_effect)))
|
|
{
|
|
FIXME("Could not get shader constant table, hr %#x.\n", hr);
|
|
goto err_out;
|
|
}
|
|
update_table_sizes_consts(peval->pres.regs.table_sizes, &peval->shader_inputs);
|
|
ptr = find_bytecode_comment(ptr + 1, count - 1, FOURCC_PRES, &pres_size);
|
|
if (!ptr)
|
|
TRACE("No preshader found.\n");
|
|
}
|
|
else
|
|
{
|
|
pres_size = count;
|
|
}
|
|
|
|
if (ptr && FAILED(parse_preshader(&peval->pres, ptr, pres_size, base_effect)))
|
|
{
|
|
FIXME("Failed parsing preshader, byte code for analysis follows.\n");
|
|
dump_bytecode(byte_code, byte_code_size);
|
|
goto err_out;
|
|
}
|
|
|
|
for (i = PRES_REGTAB_FIRST_SHADER; i < PRES_REGTAB_COUNT; ++i)
|
|
{
|
|
if (FAILED(regstore_alloc_table(&peval->pres.regs, i)))
|
|
goto err_out;
|
|
}
|
|
|
|
if (TRACE_ON(d3dx))
|
|
dump_bytecode(byte_code, byte_code_size);
|
|
|
|
*peval_out = peval;
|
|
TRACE("Created parameter evaluator %p.\n", *peval_out);
|
|
return;
|
|
|
|
err_out:
|
|
FIXME("Error creating parameter evaluator.\n");
|
|
d3dx_free_param_eval(peval);
|
|
*peval_out = NULL;
|
|
}
|
|
|
|
static void d3dx_free_const_tab(struct d3dx_const_tab *ctab)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, ctab->inputs);
|
|
HeapFree(GetProcessHeap(), 0, ctab->inputs_param);
|
|
if (ctab->ctab)
|
|
ID3DXConstantTable_Release(ctab->ctab);
|
|
}
|
|
|
|
static void d3dx_free_preshader(struct d3dx_preshader *pres)
|
|
{
|
|
HeapFree(GetProcessHeap(), 0, pres->ins);
|
|
|
|
regstore_free_tables(&pres->regs);
|
|
d3dx_free_const_tab(&pres->inputs);
|
|
}
|
|
|
|
void d3dx_free_param_eval(struct d3dx_param_eval *peval)
|
|
{
|
|
TRACE("peval %p.\n", peval);
|
|
|
|
if (!peval)
|
|
return;
|
|
|
|
d3dx_free_preshader(&peval->pres);
|
|
d3dx_free_const_tab(&peval->shader_inputs);
|
|
HeapFree(GetProcessHeap(), 0, peval);
|
|
}
|