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vkd3d-shader: Fix saturates of fp64 types 

Closes: #419

Signed-off-by: Joshua Ashton <joshua@froggi.es>
This commit is contained in:
Joshua Ashton 2020-11-27 06:31:36 +00:00 committed by Philip Rebohle
parent 9cd082da69
commit e27a153a22
1 changed files with 12 additions and 6 deletions
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18
libs/vkd3d-shader/spirv.c
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@ -3715,15 +3715,21 @@ static uint32_t vkd3d_dxbc_compiler_emit_sat(struct vkd3d_dxbc_compiler *compile
{
enum vkd3d_component_type component_type = vkd3d_component_type_from_data_type(reg->data_type);
unsigned int component_count = vkd3d_write_mask_component_count_typed(write_mask, component_type);
uint32_t type_id = vkd3d_dxbc_compiler_get_type_id_for_reg(compiler, reg, write_mask);
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
uint32_t type_id, zero_id, one_id;
zero_id = vkd3d_dxbc_compiler_get_constant_float_vector(compiler, 0.0f, component_count);
one_id = vkd3d_dxbc_compiler_get_constant_float_vector(compiler, 1.0f, component_count);
type_id = vkd3d_dxbc_compiler_get_type_id_for_reg(compiler, reg, write_mask);
if (reg->data_type == VKD3D_DATA_FLOAT || reg->data_type == VKD3D_DATA_DOUBLE)
if (component_type == VKD3D_TYPE_DOUBLE)
{
uint32_t zero_id = vkd3d_dxbc_compiler_get_constant_double_vector(compiler, 0.0, component_count);
uint32_t one_id = vkd3d_dxbc_compiler_get_constant_double_vector(compiler, 1.0, component_count);
return vkd3d_spirv_build_op_glsl_std450_nclamp(builder, type_id, val_id, zero_id, one_id);
}
else if (component_type == VKD3D_TYPE_FLOAT)
{
uint32_t zero_id = vkd3d_dxbc_compiler_get_constant_float_vector(compiler, 0.0f, component_count);
uint32_t one_id = vkd3d_dxbc_compiler_get_constant_float_vector(compiler, 1.0f, component_count);
return vkd3d_spirv_build_op_glsl_std450_nclamp(builder, type_id, val_id, zero_id, one_id);
}
FIXME("Unhandled data type %#x.\n", reg->data_type);
return val_id;