Sweden-Number/dlls/d3dx9_36/preshader.c

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/*
* Copyright 2016 Paul Gofman
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include "d3dx9_private.h"
#include <float.h>
WINE_DEFAULT_DEBUG_CHANNEL(d3dx);
enum pres_ops
{
PRESHADER_OP_NOP,
PRESHADER_OP_MOV,
PRESHADER_OP_ADD,
PRESHADER_OP_MUL,
PRESHADER_OP_DOT,
PRESHADER_OP_NEG,
PRESHADER_OP_RCP,
PRESHADER_OP_LT,
PRESHADER_OP_FRC,
PRESHADER_OP_MIN,
PRESHADER_OP_MAX,
PRESHADER_OP_GE,
PRESHADER_OP_CMP,
PRESHADER_OP_SIN,
PRESHADER_OP_COS,
PRESHADER_OP_RSQ,
PRESHADER_OP_EXP,
PRESHADER_OP_DOTSWIZ6,
PRESHADER_OP_DOTSWIZ8,
};
typedef double (*pres_op_func)(double *args, int n);
static double pres_mov(double *args, int n) {return args[0];}
static double pres_add(double *args, int n) {return args[0] + args[1];}
static double pres_mul(double *args, int n) {return args[0] * args[1];}
static double pres_dot(double *args, int n)
{
int i;
double sum;
sum = 0.0;
for (i = 0; i < n; ++i)
sum += args[i] * args[i + n];
return sum;
}
static double pres_dotswiz6(double *args, int n)
{
return pres_dot(args, 3);
}
static double pres_dotswiz8(double *args, int n)
{
return pres_dot(args, 4);
}
static double pres_neg(double *args, int n) {return -args[0];}
static double pres_rcp(double *args, int n) {return 1.0 / args[0];}
static double pres_lt(double *args, int n) {return args[0] < args[1] ? 1.0 : 0.0;}
static double pres_ge(double *args, int n) {return args[0] >= args[1] ? 1.0 : 0.0;}
static double pres_frc(double *args, int n) {return args[0] - floor(args[0]);}
static double pres_min(double *args, int n) {return fmin(args[0], args[1]);}
static double pres_max(double *args, int n) {return fmax(args[0], args[1]);}
static double pres_cmp(double *args, int n) {return args[0] < 0.0 ? args[2] : args[1];}
static double pres_sin(double *args, int n) {return sin(args[0]);}
static double pres_cos(double *args, int n) {return cos(args[0]);}
static double pres_rsq(double *args, int n)
{
double v;
v = fabs(args[0]);
if (v == 0.0)
return INFINITY;
else
return 1.0 / sqrt(v);
}
static double pres_exp(double *args, int n) {return pow(2.0, args[0]);}
#define PRES_OPCODE_MASK 0x7ff00000
#define PRES_OPCODE_SHIFT 20
#define PRES_SCALAR_FLAG 0x80000000
#define PRES_NCOMP_MASK 0x0000ffff
#define FOURCC_PRES 0x53455250
#define FOURCC_CLIT 0x54494c43
#define FOURCC_FXLC 0x434c5846
#define FOURCC_PRSI 0x49535250
#define PRES_SIGN 0x46580000
struct op_info
{
unsigned int opcode;
char mnem[16];
unsigned int input_count;
BOOL func_all_comps;
pres_op_func func;
};
static const struct op_info pres_op_info[] =
{
{0x000, "nop", 0, 0, NULL }, /* PRESHADER_OP_NOP */
{0x100, "mov", 1, 0, pres_mov}, /* PRESHADER_OP_MOV */
{0x204, "add", 2, 0, pres_add}, /* PRESHADER_OP_ADD */
{0x205, "mul", 2, 0, pres_mul}, /* PRESHADER_OP_MUL */
{0x500, "dot", 2, 1, pres_dot}, /* PRESHADER_OP_DOT */
{0x101, "neg", 1, 0, pres_neg}, /* PRESHADER_OP_NEG */
{0x103, "rcp", 1, 0, pres_rcp}, /* PRESHADER_OP_RCP */
{0x202, "lt", 2, 0, pres_lt }, /* PRESHADER_OP_LT */
{0x104, "frc", 1, 0, pres_frc}, /* PRESHADER_OP_FRC */
{0x200, "min", 2, 0, pres_min}, /* PRESHADER_OP_MIN */
{0x201, "max", 2, 0, pres_max}, /* PRESHADER_OP_MAX */
{0x203, "ge", 2, 0, pres_ge }, /* PRESHADER_OP_GE */
{0x300, "cmp", 3, 0, pres_cmp}, /* PRESHADER_OP_CMP */
{0x108, "sin", 1, 0, pres_sin}, /* PRESHADER_OP_SIN */
{0x109, "cos", 1, 0, pres_cos}, /* PRESHADER_OP_COS */
{0x107, "rsq", 1, 0, pres_rsq}, /* PRESHADER_OP_RSQ */
{0x105, "exp", 1, 0, pres_exp}, /* PRESHADER_OP_EXP */
{0x70e, "d3ds_dotswiz", 6, 0, pres_dotswiz6}, /* PRESHADER_OP_DOTSWIZ6 */
{0x70e, "d3ds_dotswiz", 8, 0, pres_dotswiz8}, /* PRESHADER_OP_DOTSWIZ8 */
};
enum pres_value_type
{
PRES_VT_FLOAT,
PRES_VT_DOUBLE,
PRES_VT_INT,
PRES_VT_BOOL
};
static const struct
{
unsigned int component_size;
unsigned int reg_component_count;
enum pres_value_type type;
}
table_info[] =
{
{sizeof(double), 1, PRES_VT_DOUBLE}, /* PRES_REGTAB_IMMED */
{sizeof(float), 4, PRES_VT_FLOAT }, /* PRES_REGTAB_CONST */
{sizeof(float), 4, PRES_VT_FLOAT }, /* PRES_REGTAB_OCONST */
{sizeof(BOOL), 1, PRES_VT_BOOL }, /* PRES_REGTAB_OBCONST */
{sizeof(int), 4, PRES_VT_INT, }, /* PRES_REGTAB_OICONST */
/* TODO: use double precision for 64 bit */
{sizeof(float), 4, PRES_VT_FLOAT } /* PRES_REGTAB_TEMP */
};
static const char *table_symbol[] =
{
"imm", "c", "oc", "ob", "oi", "r", "(null)",
};
static const enum pres_reg_tables pres_regset2table[] =
{
PRES_REGTAB_OBCONST, /* D3DXRS_BOOL */
PRES_REGTAB_OICONST, /* D3DXRS_INT4 */
PRES_REGTAB_CONST, /* D3DXRS_FLOAT4 */
PRES_REGTAB_COUNT, /* D3DXRS_SAMPLER */
};
static const enum pres_reg_tables shad_regset2table[] =
{
PRES_REGTAB_OBCONST, /* D3DXRS_BOOL */
PRES_REGTAB_OICONST, /* D3DXRS_INT4 */
PRES_REGTAB_OCONST, /* D3DXRS_FLOAT4 */
PRES_REGTAB_COUNT, /* D3DXRS_SAMPLER */
};
struct d3dx_pres_operand
{
enum pres_reg_tables table;
/* offset is component index, not register index, e. g.
offset for component c3.y is 13 (3 * 4 + 1) */
unsigned int offset;
};
#define MAX_INPUTS_COUNT 8
struct d3dx_pres_ins
{
enum pres_ops op;
/* first input argument is scalar,
scalar component is propagated */
BOOL scalar_op;
unsigned int component_count;
struct d3dx_pres_operand inputs[MAX_INPUTS_COUNT];
struct d3dx_pres_operand output;
};
static unsigned int get_reg_offset(unsigned int table, unsigned int offset)
{
return offset / table_info[table].reg_component_count;
}
#define PRES_BITMASK_BLOCK_SIZE (sizeof(unsigned int) * 8)
static HRESULT init_set_constants(struct d3dx_const_tab *const_tab, ID3DXConstantTable *ctab);
static HRESULT regstore_alloc_table(struct d3dx_regstore *rs, unsigned int table)
{
unsigned int size;
size = rs->table_sizes[table] * table_info[table].reg_component_count * table_info[table].component_size;
if (size)
{
rs->tables[table] = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
rs->table_value_set[table] = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY,
sizeof(*rs->table_value_set[table]) *
((rs->table_sizes[table] + PRES_BITMASK_BLOCK_SIZE - 1) / PRES_BITMASK_BLOCK_SIZE));
if (!rs->tables[table] || !rs->table_value_set[table])
return E_OUTOFMEMORY;
}
return D3D_OK;
}
static void regstore_free_tables(struct d3dx_regstore *rs)
{
unsigned int i;
for (i = 0; i < PRES_REGTAB_COUNT; ++i)
{
HeapFree(GetProcessHeap(), 0, rs->tables[i]);
HeapFree(GetProcessHeap(), 0, rs->table_value_set[i]);
}
}
static void regstore_set_values(struct d3dx_regstore *rs, unsigned int table, void *data,
unsigned int start_offset, unsigned int count)
{
unsigned int block_idx, start, end, start_block, end_block;
if (!count)
return;
memcpy((BYTE *)rs->tables[table] + start_offset * table_info[table].component_size,
data, count * table_info[table].component_size);
start = get_reg_offset(table, start_offset);
start_block = start / PRES_BITMASK_BLOCK_SIZE;
start -= start_block * PRES_BITMASK_BLOCK_SIZE;
end = get_reg_offset(table, start_offset + count - 1);
end_block = end / PRES_BITMASK_BLOCK_SIZE;
end = (end_block + 1) * PRES_BITMASK_BLOCK_SIZE - 1 - end;
if (start_block == end_block)
{
rs->table_value_set[table][start_block] |= (~0u << start) & (~0u >> end);
}
else
{
rs->table_value_set[table][start_block] |= ~0u << start;
for (block_idx = start_block + 1; block_idx < end_block; ++block_idx)
rs->table_value_set[table][block_idx] = ~0u;
rs->table_value_set[table][end_block] |= ~0u >> end;
}
}
static unsigned int regstore_is_val_set_reg(struct d3dx_regstore *rs, unsigned int table, unsigned int reg_idx)
{
return rs->table_value_set[table][reg_idx / PRES_BITMASK_BLOCK_SIZE] &
(1u << (reg_idx % PRES_BITMASK_BLOCK_SIZE));
}
static double regstore_get_double(struct d3dx_regstore *rs, unsigned int table, unsigned int offset)
{
BYTE *p;
p = (BYTE *)rs->tables[table] + table_info[table].component_size * offset;
switch (table_info[table].type)
{
case PRES_VT_FLOAT:
return *(float *)p;
case PRES_VT_DOUBLE:
return *(double *)p;
default:
FIXME("Unexpected preshader input from table %u.\n", table);
return NAN;
}
}
static void regstore_set_double(struct d3dx_regstore *rs, unsigned int table, unsigned int offset, double v)
{
BYTE *p;
unsigned int reg_idx;
p = (BYTE *)rs->tables[table] + table_info[table].component_size * offset;
switch (table_info[table].type)
{
case PRES_VT_FLOAT : *(float *)p = v; break;
case PRES_VT_DOUBLE: *(double *)p = v; break;
case PRES_VT_INT : *(int *)p = lrint(v); break;
case PRES_VT_BOOL : *(BOOL *)p = !!v; break;
}
reg_idx = get_reg_offset(table, offset);
rs->table_value_set[table][reg_idx / PRES_BITMASK_BLOCK_SIZE] |=
1u << (reg_idx % PRES_BITMASK_BLOCK_SIZE);
}
static void regstore_reset_table(struct d3dx_regstore *rs, unsigned int table)
{
unsigned int size;
size = rs->table_sizes[table] * table_info[table].reg_component_count * table_info[table].component_size;
memset(rs->tables[table], 0, size);
memset(rs->table_value_set[table], 0,
sizeof(*rs->table_value_set[table]) *
((rs->table_sizes[table] + PRES_BITMASK_BLOCK_SIZE - 1) / PRES_BITMASK_BLOCK_SIZE));
}
static void dump_bytecode(void *data, unsigned int size)
{
unsigned int *bytecode = (unsigned int *)data;
unsigned int i, j, n;
size /= sizeof(*bytecode);
i = 0;
while (i < size)
{
n = min(size - i, 8);
for (j = 0; j < n; ++j)
TRACE("0x%08x,", bytecode[i + j]);
i += n;
TRACE("\n");
}
}
static unsigned int *find_bytecode_comment(unsigned int *ptr, unsigned int count,
unsigned int fourcc, unsigned int *size)
{
/* Provide at least one value in comment section on non-NULL return. */
while (count > 2 && (*ptr & 0xffff) == 0xfffe)
{
unsigned int section_size;
section_size = (*ptr >> 16);
if (!section_size || section_size + 1 > count)
break;
if (*(ptr + 1) == fourcc)
{
*size = section_size;
return ptr + 2;
}
count -= section_size + 1;
ptr += section_size + 1;
}
return NULL;
}
static unsigned int *parse_pres_arg(unsigned int *ptr, unsigned int count, struct d3dx_pres_operand *opr)
{
static const enum pres_reg_tables reg_table[8] =
{
PRES_REGTAB_COUNT, PRES_REGTAB_IMMED, PRES_REGTAB_CONST, PRES_REGTAB_COUNT,
PRES_REGTAB_OCONST, PRES_REGTAB_OBCONST, PRES_REGTAB_OICONST, PRES_REGTAB_TEMP
};
if (count < 3)
{
WARN("Byte code buffer ends unexpectedly.\n");
return NULL;
}
if (*ptr)
{
FIXME("Relative addressing not supported yet, word %#x.\n", *ptr);
return NULL;
}
++ptr;
if (*ptr >= ARRAY_SIZE(reg_table) || reg_table[*ptr] == PRES_REGTAB_COUNT)
{
FIXME("Unsupported register table %#x.\n", *ptr);
return NULL;
}
opr->table = reg_table[*ptr++];
opr->offset = *ptr++;
if (opr->table == PRES_REGTAB_OBCONST)
opr->offset /= 4;
return ptr;
}
static unsigned int *parse_pres_ins(unsigned int *ptr, unsigned int count, struct d3dx_pres_ins *ins)
{
unsigned int ins_code, ins_raw;
unsigned int input_count;
unsigned int i;
if (count < 2)
{
WARN("Byte code buffer ends unexpectedly.\n");
return NULL;
}
ins_raw = *ptr++;
ins_code = (ins_raw & PRES_OPCODE_MASK) >> PRES_OPCODE_SHIFT;
ins->component_count = ins_raw & PRES_NCOMP_MASK;
ins->scalar_op = !!(ins_raw & PRES_SCALAR_FLAG);
if (ins->component_count < 1 || ins->component_count > 4)
{
FIXME("Unsupported number of components %u.\n", ins->component_count);
return NULL;
}
input_count = *ptr++;
count -= 2;
for (i = 0; i < ARRAY_SIZE(pres_op_info); ++i)
if (ins_code == pres_op_info[i].opcode && input_count == pres_op_info[i].input_count)
break;
if (i == ARRAY_SIZE(pres_op_info))
{
FIXME("Unknown opcode %#x, input_count %u, raw %#x.\n", ins_code, input_count, ins_raw);
return NULL;
}
ins->op = i;
if (input_count > ARRAY_SIZE(ins->inputs))
{
FIXME("Actual input args count %u exceeds inputs array size, instruction %s.\n", input_count,
pres_op_info[i].mnem);
return NULL;
}
for (i = 0; i < input_count; ++i)
{
unsigned int *p;
p = parse_pres_arg(ptr, count, &ins->inputs[i]);
if (!p)
return NULL;
count -= p - ptr;
ptr = p;
}
ptr = parse_pres_arg(ptr, count, &ins->output);
return ptr;
}
static HRESULT get_ctab_constant_desc(ID3DXConstantTable *ctab, D3DXHANDLE hc, D3DXCONSTANT_DESC *desc)
{
D3DXCONSTANT_DESC buffer[2];
HRESULT hr;
unsigned int count;
count = ARRAY_SIZE(buffer);
if (FAILED(hr = ID3DXConstantTable_GetConstantDesc(ctab, hc, buffer, &count)))
{
FIXME("Could not get constant desc, hr %#x.\n", hr);
return hr;
}
else if (count != 1)
{
FIXME("Unexpected constant descriptors count %u.\n", count);
return D3DERR_INVALIDCALL;
}
*desc = buffer[0];
return D3D_OK;
}
static HRESULT get_constants_desc(unsigned int *byte_code, struct d3dx_const_tab *out, struct d3dx9_base_effect *base)
{
ID3DXConstantTable *ctab;
D3DXCONSTANT_DESC *cdesc;
struct d3dx_parameter **inputs_param;
D3DXCONSTANTTABLE_DESC desc;
HRESULT hr;
D3DXHANDLE hc;
unsigned int i;
out->inputs = cdesc = NULL;
out->inputs_param = NULL;
out->input_count = 0;
inputs_param = NULL;
hr = D3DXGetShaderConstantTable(byte_code, &ctab);
if (FAILED(hr) || !ctab)
{
TRACE("Could not get CTAB data, hr %#x.\n", hr);
/* returning OK, shaders and preshaders without CTAB are valid */
return D3D_OK;
}
if (FAILED(hr = ID3DXConstantTable_GetDesc(ctab, &desc)))
{
FIXME("Could not get CTAB desc, hr %#x.\n", hr);
goto err_out;
}
cdesc = HeapAlloc(GetProcessHeap(), 0, sizeof(*cdesc) * desc.Constants);
inputs_param = HeapAlloc(GetProcessHeap(), 0, sizeof(*inputs_param) * desc.Constants);
if (!cdesc || !inputs_param)
{
hr = E_OUTOFMEMORY;
goto err_out;
}
for (i = 0; i < desc.Constants; ++i)
{
hc = ID3DXConstantTable_GetConstant(ctab, NULL, i);
if (!hc)
{
FIXME("Null constant handle.\n");
goto err_out;
}
if (FAILED(hr = get_ctab_constant_desc(ctab, hc, &cdesc[i])))
goto err_out;
inputs_param[i] = get_parameter_by_name(base, NULL, cdesc[i].Name);
if (cdesc[i].Class == D3DXPC_OBJECT)
TRACE("Object %s, parameter %p.\n", cdesc[i].Name, inputs_param[i]);
else if (!inputs_param[i])
WARN("Could not find parameter %s in effect.\n", cdesc[i].Name);
}
out->input_count = desc.Constants;
out->inputs = cdesc;
out->inputs_param = inputs_param;
hr = init_set_constants(out, ctab);
ID3DXConstantTable_Release(ctab);
return hr;
err_out:
HeapFree(GetProcessHeap(), 0, cdesc);
HeapFree(GetProcessHeap(), 0, inputs_param);
if (ctab)
ID3DXConstantTable_Release(ctab);
return hr;
}
static void update_table_size(unsigned int *table_sizes, unsigned int table, unsigned int max_register)
{
if (table < PRES_REGTAB_COUNT)
table_sizes[table] = max(table_sizes[table], max_register + 1);
}
static void update_table_sizes_consts(unsigned int *table_sizes, struct d3dx_const_tab *ctab)
{
unsigned int i, table, max_register;
for (i = 0; i < ctab->input_count; ++i)
{
if (!ctab->inputs[i].RegisterCount)
continue;
max_register = ctab->inputs[i].RegisterIndex + ctab->inputs[i].RegisterCount - 1;
table = ctab->regset2table[ctab->inputs[i].RegisterSet];
update_table_size(table_sizes, table, max_register);
}
}
static void dump_arg(struct d3dx_regstore *rs, const struct d3dx_pres_operand *arg, int component_count)
{
static const char *xyzw_str = "xyzw";
unsigned int i, table;
table = arg->table;
if (table == PRES_REGTAB_IMMED)
{
TRACE("(");
for (i = 0; i < component_count; ++i)
TRACE(i < component_count - 1 ? "%.16e, " : "%.16e",
((double *)rs->tables[PRES_REGTAB_IMMED])[arg->offset + i]);
TRACE(")");
}
else
{
TRACE("%s%u.", table_symbol[table], get_reg_offset(table, arg->offset));
for (i = 0; i < component_count; ++i)
TRACE("%c", xyzw_str[(arg->offset + i) % 4]);
}
}
static void dump_registers(struct d3dx_const_tab *ctab)
{
unsigned int table, i;
for (i = 0; i < ctab->input_count; ++i)
{
table = ctab->regset2table[ctab->inputs[i].RegisterSet];
TRACE("// %-12s %s%-4u %u\n", ctab->inputs_param[i] ? ctab->inputs_param[i]->name : "(nil)",
table_symbol[table], ctab->inputs[i].RegisterIndex, ctab->inputs[i].RegisterCount);
}
}
static void dump_ins(struct d3dx_regstore *rs, const struct d3dx_pres_ins *ins)
{
unsigned int i;
TRACE(" %s ", pres_op_info[ins->op].mnem);
dump_arg(rs, &ins->output, pres_op_info[ins->op].func_all_comps ? 1 : ins->component_count);
for (i = 0; i < pres_op_info[ins->op].input_count; ++i)
{
TRACE(", ");
dump_arg(rs, &ins->inputs[i], ins->scalar_op && !i ? 1 : ins->component_count);
}
TRACE("\n");
}
static void dump_preshader(struct d3dx_preshader *pres)
{
unsigned int i;
TRACE("// Preshader registers:\n");
dump_registers(&pres->inputs);
TRACE(" preshader\n");
for (i = 0; i < pres->ins_count; ++i)
dump_ins(&pres->regs, &pres->ins[i]);
}
static HRESULT parse_preshader(struct d3dx_preshader *pres, unsigned int *ptr, unsigned int count, struct d3dx9_base_effect *base)
{
unsigned int *p;
unsigned int i, j, const_count;
double *dconst;
HRESULT hr;
unsigned int saved_word;
unsigned int section_size;
TRACE("Preshader version %#x.\n", *ptr & 0xffff);
if (!count)
{
WARN("Unexpected end of byte code buffer.\n");
return D3DXERR_INVALIDDATA;
}
p = find_bytecode_comment(ptr + 1, count - 1, FOURCC_CLIT, &section_size);
if (p)
{
const_count = *p++;
if (const_count > (section_size - 1) / (sizeof(double) / sizeof(unsigned int)))
{
WARN("Byte code buffer ends unexpectedly.\n");
return D3DXERR_INVALIDDATA;
}
dconst = (double *)p;
}
else
{
const_count = 0;
dconst = NULL;
}
TRACE("%u double constants.\n", const_count);
p = find_bytecode_comment(ptr + 1, count - 1, FOURCC_FXLC, &section_size);
if (!p)
{
WARN("Could not find preshader code.\n");
return D3D_OK;
}
pres->ins_count = *p++;
--section_size;
if (pres->ins_count > UINT_MAX / sizeof(*pres->ins))
{
WARN("Invalid instruction count %u.\n", pres->ins_count);
return D3DXERR_INVALIDDATA;
}
TRACE("%u instructions.\n", pres->ins_count);
pres->ins = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*pres->ins) * pres->ins_count);
if (!pres->ins)
return E_OUTOFMEMORY;
for (i = 0; i < pres->ins_count; ++i)
{
unsigned int *ptr_next;
ptr_next = parse_pres_ins(p, section_size, &pres->ins[i]);
if (!ptr_next)
return D3DXERR_INVALIDDATA;
section_size -= ptr_next - p;
p = ptr_next;
}
pres->inputs.regset2table = pres_regset2table;
saved_word = *ptr;
*ptr = 0xfffe0000;
hr = get_constants_desc(ptr, &pres->inputs, base);
*ptr = saved_word;
if (FAILED(hr))
return hr;
pres->regs.table_sizes[PRES_REGTAB_IMMED] = const_count;
for (i = 0; i < pres->ins_count; ++i)
{
for (j = 0; j < pres_op_info[pres->ins[i].op].input_count; ++j)
update_table_size(pres->regs.table_sizes, pres->ins[i].inputs[j].table,
get_reg_offset(pres->ins[i].inputs[j].table,
pres->ins[i].inputs[j].offset + pres->ins[i].component_count - 1));
update_table_size(pres->regs.table_sizes, pres->ins[i].output.table,
get_reg_offset(pres->ins[i].output.table,
pres->ins[i].output.offset + pres->ins[i].component_count - 1));
}
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);
dump_preshader(&peval->pres);
if (shader)
{
TRACE("// Shader registers:\n");
dump_registers(&peval->shader_inputs);
}
}
*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);
HeapFree(GetProcessHeap(), 0, ctab->const_set);
}
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);
}
static void set_constants(struct d3dx_regstore *rs, struct d3dx_const_tab *const_tab, BOOL update_all)
{
unsigned int const_idx;
for (const_idx = 0; const_idx < const_tab->const_set_count; ++const_idx)
{
struct d3dx_const_param_eval_output *const_set = &const_tab->const_set[const_idx];
unsigned int table = const_set->table;
struct d3dx_parameter *param = const_set->param;
enum pres_value_type table_type = table_info[table].type;
unsigned int i, j, n, start_offset;
unsigned int minor, major, major_stride, param_offset;
BOOL transpose;
unsigned int count;
if (!(update_all || is_param_dirty(param)))
continue;
transpose = (const_set->constant_class == D3DXPC_MATRIX_COLUMNS && param->class == D3DXPC_MATRIX_ROWS)
|| (param->class == D3DXPC_MATRIX_COLUMNS && const_set->constant_class == D3DXPC_MATRIX_ROWS);
if (const_set->constant_class == D3DXPC_MATRIX_COLUMNS)
{
major = param->columns;
minor = param->rows;
}
else
{
major = param->rows;
minor = param->columns;
}
start_offset = const_set->register_index * table_info[table].reg_component_count;
major_stride = max(minor, table_info[table].reg_component_count);
n = min(major * major_stride,
const_set->register_count * table_info[table].reg_component_count + major_stride - 1) / major_stride;
count = n * minor;
if (((param->type == D3DXPT_FLOAT && table_type == PRES_VT_FLOAT)
|| (param->type == D3DXPT_INT && table_type == PRES_VT_INT)
|| (param->type == D3DXPT_BOOL && table_type == PRES_VT_BOOL))
&& !transpose && minor == major_stride
&& count == table_info[table].reg_component_count * const_set->register_count
&& count * sizeof(unsigned int) <= param->bytes)
{
regstore_set_values(rs, table, param->data, start_offset, count);
continue;
}
for (i = 0; i < n; ++i)
{
for (j = 0; j < minor; ++j)
{
unsigned int out;
unsigned int *in;
unsigned int offset;
offset = start_offset + i * major_stride + j;
if (offset / table_info[table].reg_component_count >= rs->table_sizes[table])
{
if (table_info[table].reg_component_count != 1)
FIXME("Output offset exceeds table size, name %s, component %u.\n",
debugstr_a(param->name), i);
break;
}
if (transpose)
param_offset = i + j * major;
else
param_offset = i * minor + j;
if (param_offset * sizeof(unsigned int) >= param->bytes)
{
WARN("Parameter data is too short, name %s, component %u.\n", debugstr_a(param->name), i);
break;
}
in = (unsigned int *)param->data + param_offset;
switch (table_type)
{
case PRES_VT_FLOAT: set_number(&out, D3DXPT_FLOAT, in, param->type); break;
case PRES_VT_INT: set_number(&out, D3DXPT_INT, in, param->type); break;
case PRES_VT_BOOL: set_number(&out, D3DXPT_BOOL, in, param->type); break;
default:
FIXME("Unexpected type %#x.\n", table_info[table].type);
break;
}
regstore_set_values(rs, table, &out, offset, 1);
}
}
}
}
#define INITIAL_CONST_SET_SIZE 16
static HRESULT append_const_set(struct d3dx_const_tab *const_tab, struct d3dx_const_param_eval_output *set)
{
if (const_tab->const_set_count >= const_tab->const_set_size)
{
unsigned int new_size;
struct d3dx_const_param_eval_output *new_alloc;
if (!const_tab->const_set_size)
{
new_size = INITIAL_CONST_SET_SIZE;
new_alloc = HeapAlloc(GetProcessHeap(), 0, sizeof(*const_tab->const_set) * new_size);
if (!new_alloc)
{
ERR("Out of memory.\n");
return E_OUTOFMEMORY;
}
}
else
{
new_size = const_tab->const_set_size * 2;
new_alloc = HeapReAlloc(GetProcessHeap(), 0, const_tab->const_set,
sizeof(*const_tab->const_set) * new_size);
if (!new_alloc)
{
ERR("Out of memory.\n");
return E_OUTOFMEMORY;
}
}
const_tab->const_set = new_alloc;
const_tab->const_set_size = new_size;
}
const_tab->const_set[const_tab->const_set_count++] = *set;
return D3D_OK;
}
static HRESULT init_set_constants_param(struct d3dx_const_tab *const_tab, ID3DXConstantTable *ctab,
D3DXHANDLE hc, struct d3dx_parameter *param)
{
D3DXCONSTANT_DESC desc;
unsigned int const_count, param_count, i;
BOOL get_element;
struct d3dx_const_param_eval_output const_set;
HRESULT hr;
if (FAILED(get_ctab_constant_desc(ctab, hc, &desc)))
return D3DERR_INVALIDCALL;
if (param->element_count)
{
param_count = param->element_count;
const_count = desc.Elements;
get_element = TRUE;
}
else
{
if (desc.Elements > 1)
{
FIXME("Unexpected number of constant elements %u.\n", desc.Elements);
return D3DERR_INVALIDCALL;
}
param_count = param->member_count;
const_count = desc.StructMembers;
get_element = FALSE;
}
if (const_count != param_count)
{
FIXME("Number of elements or struct members differs between parameter (%u) and constant (%u).\n",
param_count, const_count);
return D3DERR_INVALIDCALL;
}
if (const_count)
{
HRESULT ret;
D3DXHANDLE hc_element;
ret = D3D_OK;
for (i = 0; i < const_count; ++i)
{
if (get_element)
hc_element = ID3DXConstantTable_GetConstantElement(ctab, hc, i);
else
hc_element = ID3DXConstantTable_GetConstant(ctab, hc, i);
if (!hc_element)
{
FIXME("Could not get constant.\n");
hr = D3DERR_INVALIDCALL;
}
else
{
hr = init_set_constants_param(const_tab, ctab, hc_element, &param->members[i]);
}
if (FAILED(hr))
ret = hr;
}
return ret;
}
TRACE("Constant %s, rows %u, columns %u, class %u, bytes %u.\n",
debugstr_a(desc.Name), desc.Rows, desc.Columns, desc.Class, desc.Bytes);
TRACE("Parameter %s, rows %u, columns %u, class %u, flags %#x, bytes %u.\n",
debugstr_a(param->name), param->rows, param->columns, param->class,
param->flags, param->bytes);
const_set.param = param;
const_set.constant_class = desc.Class;
if (desc.RegisterSet >= ARRAY_SIZE(shad_regset2table))
{
FIXME("Unknown register set %u.\n", desc.RegisterSet);
return D3DERR_INVALIDCALL;
}
const_set.register_index = desc.RegisterIndex;
const_set.table = const_tab->regset2table[desc.RegisterSet];
if (const_set.table >= PRES_REGTAB_COUNT)
{
ERR("Unexpected register set %u.\n", desc.RegisterSet);
return D3DERR_INVALIDCALL;
}
const_set.register_count = desc.RegisterCount;
if (FAILED(hr = append_const_set(const_tab, &const_set)))
return hr;
return D3D_OK;
}
static HRESULT init_set_constants(struct d3dx_const_tab *const_tab, ID3DXConstantTable *ctab)
{
unsigned int i;
HRESULT hr, ret;
D3DXHANDLE hc;
ret = D3D_OK;
for (i = 0; i < const_tab->input_count; ++i)
{
if (!const_tab->inputs_param[i] || const_tab->inputs_param[i]->class == D3DXPC_OBJECT)
continue;
hc = ID3DXConstantTable_GetConstant(ctab, NULL, i);
if (hc)
{
hr = init_set_constants_param(const_tab, ctab, hc, const_tab->inputs_param[i]);
}
else
{
FIXME("Could not get constant, index %u.\n", i);
hr = D3DERR_INVALIDCALL;
}
if (FAILED(hr))
ret = hr;
}
if (const_tab->const_set_count)
{
const_tab->const_set = HeapReAlloc(GetProcessHeap(), 0, const_tab->const_set,
sizeof(*const_tab->const_set) * const_tab->const_set_count);
if (!const_tab->const_set)
{
ERR("Out of memory.\n");
return E_OUTOFMEMORY;
}
const_tab->const_set_size = const_tab->const_set_count;
}
return ret;
}
static double exec_get_arg(struct d3dx_regstore *rs, const struct d3dx_pres_operand *opr, unsigned int comp)
{
if (!regstore_is_val_set_reg(rs, opr->table, (opr->offset + comp) / table_info[opr->table].reg_component_count))
WARN("Using uninitialized input, table %u, offset %u.\n", opr->table, opr->offset + comp);
return regstore_get_double(rs, opr->table, opr->offset + comp);
}
static void exec_set_arg(struct d3dx_regstore *rs, const struct d3dx_pres_operand *opr,
unsigned int comp, double res)
{
regstore_set_double(rs, opr->table, opr->offset + comp, res);
}
#define ARGS_ARRAY_SIZE 8
static HRESULT execute_preshader(struct d3dx_preshader *pres)
{
unsigned int i, j, k;
double args[ARGS_ARRAY_SIZE];
double res;
for (i = 0; i < pres->ins_count; ++i)
{
const struct d3dx_pres_ins *ins;
const struct op_info *oi;
ins = &pres->ins[i];
oi = &pres_op_info[ins->op];
if (oi->func_all_comps)
{
if (oi->input_count * ins->component_count > ARGS_ARRAY_SIZE)
{
FIXME("Too many arguments (%u) for one instruction.\n", oi->input_count * ins->component_count);
return E_FAIL;
}
for (k = 0; k < oi->input_count; ++k)
for (j = 0; j < ins->component_count; ++j)
args[k * ins->component_count + j] = exec_get_arg(&pres->regs, &ins->inputs[k],
ins->scalar_op && !k ? 0 : j);
res = oi->func(args, ins->component_count);
/* only 'dot' instruction currently falls here */
exec_set_arg(&pres->regs, &ins->output, 0, res);
}
else
{
for (j = 0; j < ins->component_count; ++j)
{
for (k = 0; k < oi->input_count; ++k)
args[k] = exec_get_arg(&pres->regs, &ins->inputs[k], ins->scalar_op && !k ? 0 : j);
res = oi->func(args, ins->component_count);
exec_set_arg(&pres->regs, &ins->output, j, res);
}
}
}
return D3D_OK;
}
static BOOL is_const_tab_input_dirty(struct d3dx_const_tab *ctab)
{
unsigned int i;
for (i = 0; i < ctab->const_set_count; ++i)
{
if (is_param_dirty(ctab->const_set[i].param))
return TRUE;
}
return FALSE;
}
BOOL is_param_eval_input_dirty(struct d3dx_param_eval *peval)
{
return is_const_tab_input_dirty(&peval->pres.inputs)
|| is_const_tab_input_dirty(&peval->shader_inputs);
}
HRESULT d3dx_evaluate_parameter(struct d3dx_param_eval *peval, const struct d3dx_parameter *param,
void *param_value, BOOL update_all)
{
HRESULT hr;
unsigned int i;
unsigned int elements, elements_param, elements_table;
float *oc;
TRACE("peval %p, param %p, param_value %p.\n", peval, param, param_value);
set_constants(&peval->pres.regs, &peval->pres.inputs, update_all);
if (FAILED(hr = execute_preshader(&peval->pres)))
return hr;
elements_table = table_info[PRES_REGTAB_OCONST].reg_component_count
* peval->pres.regs.table_sizes[PRES_REGTAB_OCONST];
elements_param = param->bytes / sizeof(unsigned int);
elements = min(elements_table, elements_param);
oc = (float *)peval->pres.regs.tables[PRES_REGTAB_OCONST];
for (i = 0; i < elements; ++i)
set_number((unsigned int *)param_value + i, param->type, oc + i, D3DXPT_FLOAT);
return D3D_OK;
}
static HRESULT set_shader_constants_device(struct IDirect3DDevice9 *device, struct d3dx_regstore *rs,
D3DXPARAMETER_TYPE type, enum pres_reg_tables table)
{
unsigned int start, count;
void *ptr;
HRESULT hr, result;
result = D3D_OK;
start = 0;
while (start < rs->table_sizes[table])
{
count = 0;
while (start < rs->table_sizes[table] && !regstore_is_val_set_reg(rs, table, start))
++start;
while (start + count < rs->table_sizes[table] && regstore_is_val_set_reg(rs, table, start + count))
++count;
if (!count)
break;
TRACE("Setting %u constants at %u.\n", count, start);
ptr = (BYTE *)rs->tables[table] + start * table_info[table].reg_component_count
* table_info[table].component_size;
if (type == D3DXPT_VERTEXSHADER)
{
switch(table)
{
case PRES_REGTAB_OCONST:
hr = IDirect3DDevice9_SetVertexShaderConstantF(device, start, (const float *)ptr, count);
break;
case PRES_REGTAB_OICONST:
hr = IDirect3DDevice9_SetVertexShaderConstantI(device, start, (const int *)ptr, count);
break;
case PRES_REGTAB_OBCONST:
hr = IDirect3DDevice9_SetVertexShaderConstantB(device, start, (const BOOL *)ptr, count);
break;
default:
FIXME("Unexpected register table %u.\n", table);
return D3DERR_INVALIDCALL;
}
}
else if (type == D3DXPT_PIXELSHADER)
{
switch(table)
{
case PRES_REGTAB_OCONST:
hr = IDirect3DDevice9_SetPixelShaderConstantF(device, start, (const float *)ptr, count);
break;
case PRES_REGTAB_OICONST:
hr = IDirect3DDevice9_SetPixelShaderConstantI(device, start, (const int *)ptr, count);
break;
case PRES_REGTAB_OBCONST:
hr = IDirect3DDevice9_SetPixelShaderConstantB(device, start, (const BOOL *)ptr, count);
break;
default:
FIXME("Unexpected register table %u.\n", table);
return D3DERR_INVALIDCALL;
}
}
else
{
FIXME("Unexpected parameter type %u.\n", type);
return D3DERR_INVALIDCALL;
}
if (FAILED(hr))
{
ERR("Setting constants failed, type %u, table %u, hr %#x.\n", type, table, hr);
result = hr;
}
start += count;
}
regstore_reset_table(rs, table);
return result;
}
HRESULT d3dx_param_eval_set_shader_constants(struct IDirect3DDevice9 *device, struct d3dx_param_eval *peval,
BOOL update_all)
{
static const enum pres_reg_tables set_tables[] =
{PRES_REGTAB_OCONST, PRES_REGTAB_OICONST, PRES_REGTAB_OBCONST};
HRESULT hr, result;
struct d3dx_preshader *pres = &peval->pres;
struct d3dx_regstore *rs = &pres->regs;
unsigned int i;
TRACE("device %p, peval %p, param_type %u.\n", device, peval, peval->param_type);
if (update_all || is_const_tab_input_dirty(&pres->inputs))
{
set_constants(rs, &pres->inputs, update_all);
if (FAILED(hr = execute_preshader(pres)))
return hr;
}
set_constants(rs, &peval->shader_inputs, update_all);
result = D3D_OK;
for (i = 0; i < ARRAY_SIZE(set_tables); ++i)
{
if (FAILED(hr = set_shader_constants_device(device, rs, peval->param_type, set_tables[i])))
result = hr;
}
return result;
}