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libs/vkd3d-shader: Translate dcl_sampler instructions.

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This commit is contained in:
Józef Kucia 2017-07-14 13:44:35 +02:00
parent 1c79831873
commit a47724ce3a
1 changed files with 47 additions and 0 deletions
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47
libs/vkd3d-shader/spirv.c
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@ -553,6 +553,11 @@ static uint32_t vkd3d_spirv_build_op_type_struct(struct vkd3d_spirv_builder *bui
SpvOpTypeStruct, members, member_count);
}
static uint32_t vkd3d_spirv_build_op_type_sampler(struct vkd3d_spirv_builder *builder)
{
return vkd3d_spirv_build_op_r(builder, &builder->global_stream, SpvOpTypeSampler);
}
static uint32_t vkd3d_spirv_build_op_type_function(struct vkd3d_spirv_builder *builder,
uint32_t return_type, uint32_t *param_types, unsigned int param_count)
{
@ -1042,6 +1047,7 @@ struct vkd3d_dxbc_compiler
uint32_t options;
struct rb_tree symbol_table;
uint32_t sampler_type_id;
uint32_t temp_id;
unsigned int temp_count;
@ -1125,6 +1131,13 @@ static void vkd3d_dxbc_compiler_put_symbol(struct vkd3d_dxbc_compiler *compiler,
}
}
static uint32_t vkd3d_dxbc_compiler_get_sampler_type_id(struct vkd3d_dxbc_compiler *compiler)
{
if (!compiler->sampler_type_id)
compiler->sampler_type_id = vkd3d_spirv_build_op_type_sampler(&compiler->spirv_builder);
return compiler->sampler_type_id;
}
static uint32_t vkd3d_dxbc_compiler_get_pointer_type(struct vkd3d_dxbc_compiler *compiler,
uint32_t type_id, SpvStorageClass storage_class)
{
@ -1200,6 +1213,9 @@ static bool vkd3d_dxbc_compiler_get_register_name(char *buffer, unsigned int buf
{
switch (reg->type)
{
case VKD3DSPR_SAMPLER:
snprintf(buffer, buffer_size, "s%u", reg->idx[0].offset);
break;
case VKD3DSPR_CONSTBUFFER:
snprintf(buffer, buffer_size, "cb%u_%u", reg->idx[0].offset, reg->idx[1].offset);
break;
@ -2036,6 +2052,34 @@ static void vkd3d_dxbc_compiler_emit_dcl_immediate_constant_buffer(struct vkd3d_
vkd3d_dxbc_compiler_put_symbol(compiler, &reg_symbol);
}
static void vkd3d_dxbc_compiler_emit_dcl_sampler(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
const struct vkd3d_shader_register *reg = &instruction->declaration.dst.reg;
const SpvStorageClass storage_class = SpvStorageClassUniformConstant;
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
uint32_t type_id, ptr_type_id, var_id;
struct vkd3d_symbol reg_symbol;
unsigned int sampler_idx;
sampler_idx = reg->idx[0].offset;
type_id = vkd3d_dxbc_compiler_get_sampler_type_id(compiler);
ptr_type_id = vkd3d_dxbc_compiler_get_pointer_type(compiler, type_id, storage_class);
var_id = vkd3d_spirv_build_op_variable(builder, &builder->global_stream,
ptr_type_id, storage_class, 0);
vkd3d_spirv_build_op_decorate1(builder, var_id, SpvDecorationDescriptorSet, 0);
vkd3d_spirv_build_op_decorate1(builder, var_id, SpvDecorationBinding, sampler_idx);
vkd3d_dxbc_compiler_emit_register_debug_name(builder, var_id, reg);
vkd3d_symbol_make_register(&reg_symbol, reg);
reg_symbol.id = var_id;
reg_symbol.info.storage_class = storage_class;
vkd3d_dxbc_compiler_put_symbol(compiler, &reg_symbol);
}
static void vkd3d_dxbc_compiler_emit_dcl_input(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
@ -2647,6 +2691,9 @@ void vkd3d_dxbc_compiler_handle_instruction(struct vkd3d_dxbc_compiler *compiler
case VKD3DSIH_DCL_IMMEDIATE_CONSTANT_BUFFER:
vkd3d_dxbc_compiler_emit_dcl_immediate_constant_buffer(compiler, instruction);
break;
case VKD3DSIH_DCL_SAMPLER:
vkd3d_dxbc_compiler_emit_dcl_sampler(compiler, instruction);
break;
case VKD3DSIH_DCL_INPUT:
vkd3d_dxbc_compiler_emit_dcl_input(compiler, instruction);
break;