libs/vkd3d-shader: Implement resinfo for SRVs.

This commit is contained in:
Józef Kucia 2017-08-16 13:11:52 +02:00
parent 3baf5192af
commit e6f6d01489
1 changed files with 39 additions and 22 deletions

View File

@ -1223,6 +1223,13 @@ static void vkd3d_spirv_build_op_image_write(struct vkd3d_spirv_builder *builder
image_id, coordinate_id, texel_id);
}
static uint32_t vkd3d_spirv_build_op_image_query_size_lod(struct vkd3d_spirv_builder *builder,
uint32_t result_type, uint32_t image_id, uint32_t lod_id)
{
return vkd3d_spirv_build_op_tr2(builder, &builder->function_stream,
SpvOpImageQuerySizeLod, result_type, image_id, lod_id);
}
static uint32_t vkd3d_spirv_build_op_image_query_size(struct vkd3d_spirv_builder *builder,
uint32_t result_type, uint32_t image_id)
{
@ -1230,6 +1237,13 @@ static uint32_t vkd3d_spirv_build_op_image_query_size(struct vkd3d_spirv_builder
SpvOpImageQuerySize, result_type, image_id);
}
static uint32_t vkd3d_spirv_build_op_image_query_levels(struct vkd3d_spirv_builder *builder,
uint32_t result_type, uint32_t image_id)
{
return vkd3d_spirv_build_op_tr1(builder, &builder->function_stream,
SpvOpImageQueryLevels, result_type, image_id);
}
static uint32_t vkd3d_spirv_build_op_glsl_std450_fabs(struct vkd3d_spirv_builder *builder,
uint32_t result_type, uint32_t operand)
{
@ -4079,42 +4093,45 @@ static void vkd3d_dxbc_compiler_emit_store_uav_typed(struct vkd3d_dxbc_compiler
static void vkd3d_dxbc_compiler_emit_resinfo(struct vkd3d_dxbc_compiler *compiler,
const struct vkd3d_shader_instruction *instruction)
{
static const uint32_t miplevel_count[] = {0, 0, 0, 1};
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
uint32_t image_id, type_id, lod_id, val_id, miplevel_count_id;
const struct vkd3d_shader_dst_param *dst = instruction->dst;
const struct vkd3d_shader_src_param *src = instruction->src;
uint32_t image_id, type_id, val_id, const_id;
uint32_t constituents[VKD3D_VEC4_SIZE];
unsigned int i, coord_component_count;
uint32_t components[VKD3D_VEC4_SIZE];
if (src[1].reg.type != VKD3DSPR_UAV)
{
FIXME("Resinfo supported only for UAVs.\n");
return;
}
vkd3d_spirv_enable_capability(builder, SpvCapabilityImageQuery);
image_id = vkd3d_dxbc_compiler_prepare_image(compiler,
&src[1].reg, NULL, &coord_component_count);
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_UINT, coord_component_count);
val_id = vkd3d_spirv_build_op_image_query_size(builder, type_id, image_id);
/* For UAVs the returned miplevel count is always 1. */
const_id = vkd3d_dxbc_compiler_get_constant(compiler,
VKD3D_TYPE_UINT, VKD3D_VEC4_SIZE, miplevel_count);
for (i = 0; i < VKD3D_VEC4_SIZE; ++i)
if (src[1].reg.type == VKD3DSPR_RESOURCE)
{
if (i < coord_component_count)
components[i] = i;
else
components[i] = coord_component_count + i;
lod_id = vkd3d_dxbc_compiler_emit_load_src(compiler, &src[0], VKD3DSP_WRITEMASK_0);
val_id = vkd3d_spirv_build_op_image_query_size_lod(builder, type_id, image_id, lod_id);
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_UINT, 1);
miplevel_count_id = vkd3d_spirv_build_op_image_query_levels(builder, type_id, image_id);
}
else if (src[1].reg.type == VKD3DSPR_UAV)
{
val_id = vkd3d_spirv_build_op_image_query_size(builder, type_id, image_id);
/* For UAVs the returned miplevel count is always 1. */
miplevel_count_id = vkd3d_dxbc_compiler_get_constant_uint(compiler, 1);
}
else
{
ERR("Unexpected register type %#x.\n", src[1].reg.type);
return;
}
constituents[0] = val_id;
for (i = 0; i < 3 - coord_component_count; ++i)
constituents[i + 1] = vkd3d_dxbc_compiler_get_constant_uint(compiler, 0);
constituents[i + 1] = miplevel_count_id;
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_UINT, VKD3D_VEC4_SIZE);
val_id = vkd3d_spirv_build_op_vector_shuffle(builder,
type_id, val_id, const_id, components, VKD3D_VEC4_SIZE);
val_id = vkd3d_spirv_build_op_composite_construct(builder,
type_id, constituents, i + 2);
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_TYPE_FLOAT, VKD3D_VEC4_SIZE);
if (instruction->flags == VKD3DSI_RESINFO_UINT)