vkd3d-shader: Allow controlling alpha test through vkd3d-shader parameters.

This commit is contained in:
Elizabeth Figura 2024-06-10 19:25:18 -05:00 committed by Henri Verbeet
parent c2ce15b623
commit 806363b765
Notes: Henri Verbeet 2024-07-11 17:16:48 +02:00
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/870
4 changed files with 287 additions and 12 deletions

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@ -492,6 +492,8 @@ enum vkd3d_shader_parameter_data_type
VKD3D_SHADER_PARAMETER_DATA_TYPE_UNKNOWN,
/** The parameter is provided as a 32-bit unsigned integer. */
VKD3D_SHADER_PARAMETER_DATA_TYPE_UINT32,
/** The parameter is provided as a 32-bit float. \since 1.13 */
VKD3D_SHADER_PARAMETER_DATA_TYPE_FLOAT32,
VKD3D_FORCE_32_BIT_ENUM(VKD3D_SHADER_PARAMETER_DATA_TYPE),
};
@ -511,8 +513,46 @@ enum vkd3d_shader_parameter_name
* provides no builtin ability to query this information from the shader.
*
* The default value is 1.
*
* The data type for this parameter must be
* VKD3D_SHADER_PARAMETER_DATA_TYPE_UINT32.
*/
VKD3D_SHADER_PARAMETER_NAME_RASTERIZER_SAMPLE_COUNT,
/**
* Alpha test comparison function. When this parameter is provided, if the
* alpha component of the pixel shader colour output at location 0 fails the
* test, as defined by this function and the reference value provided by
* VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_REF, the fragment will be
* discarded.
*
* This parameter, along with VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_REF,
* can be used to implement fixed function alpha test, as present in
* Direct3D versions up to 9, if the target environment does not support
* alpha test as part of its own fixed-function API (as Vulkan and core
* OpenGL).
*
* The default value is VKD3D_SHADER_COMPARISON_FUNC_ALWAYS.
*
* The data type for this parameter must be
* VKD3D_SHADER_PARAMETER_DATA_TYPE_UINT32. The value specified must be
* a member of enum vkd3d_shader_comparison_func.
*
* Only VKD3D_SHADER_PARAMETER_TYPE_IMMEDIATE_CONSTANT is supported in this
* version of vkd3d-shader.
*
* \since 1.13
*/
VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_FUNC,
/**
* Alpha test reference value.
* See VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_FUNC for documentation of
* alpha test.
*
* The default value is zero.
*
* \since 1.13
*/
VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_REF,
VKD3D_FORCE_32_BIT_ENUM(VKD3D_SHADER_PARAMETER_NAME),
};
@ -530,6 +570,13 @@ struct vkd3d_shader_parameter_immediate_constant
* VKD3D_SHADER_PARAMETER_DATA_TYPE_UINT32.
*/
uint32_t u32;
/**
* The value if the parameter's data type is
* VKD3D_SHADER_PARAMETER_DATA_TYPE_FLOAT32.
*
* \since 1.13
*/
float f32;
} u;
};

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@ -732,6 +732,12 @@ static void dst_param_init_temp_uint(struct vkd3d_shader_dst_param *dst, unsigne
dst->write_mask = VKD3DSP_WRITEMASK_0;
}
static void src_param_init_temp_float(struct vkd3d_shader_src_param *src, unsigned int idx)
{
vsir_src_param_init(src, VKD3DSPR_TEMP, VKD3D_DATA_FLOAT, 1);
src->reg.idx[0].offset = idx;
}
static void src_param_init_temp_uint(struct vkd3d_shader_src_param *src, unsigned int idx)
{
vsir_src_param_init(src, VKD3DSPR_TEMP, VKD3D_DATA_UINT, 1);
@ -744,6 +750,12 @@ static void src_param_init_const_uint(struct vkd3d_shader_src_param *src, uint32
src->reg.u.immconst_u32[0] = value;
}
static void src_param_init_parameter(struct vkd3d_shader_src_param *src, uint32_t idx, enum vkd3d_data_type type)
{
vsir_src_param_init(src, VKD3DSPR_PARAMETER, type, 1);
src->reg.idx[0].offset = idx;
}
void vsir_instruction_init(struct vkd3d_shader_instruction *ins, const struct vkd3d_shader_location *location,
enum vkd3d_shader_opcode opcode)
{
@ -5348,6 +5360,203 @@ static enum vkd3d_result vsir_program_materialize_undominated_ssas_to_temps(stru
return VKD3D_OK;
}
static bool find_colour_signature_idx(const struct shader_signature *signature, uint32_t *index)
{
for (unsigned int i = 0; i < signature->element_count; ++i)
{
if (signature->elements[i].sysval_semantic == VKD3D_SHADER_SV_TARGET
&& !signature->elements[i].register_index)
{
*index = i;
return true;
}
}
return false;
}
static enum vkd3d_result insert_alpha_test_before_ret(struct vsir_program *program,
const struct vkd3d_shader_instruction *ret, enum vkd3d_shader_comparison_func compare_func,
const struct vkd3d_shader_parameter1 *ref, uint32_t colour_signature_idx, uint32_t colour_temp, size_t *ret_pos)
{
struct vkd3d_shader_instruction_array *instructions = &program->instructions;
size_t pos = ret - instructions->elements;
struct vkd3d_shader_instruction *ins;
static const struct
{
enum vkd3d_shader_opcode float_opcode;
enum vkd3d_shader_opcode uint_opcode;
bool swap;
}
opcodes[] =
{
[VKD3D_SHADER_COMPARISON_FUNC_EQUAL] = {VKD3DSIH_EQO, VKD3DSIH_IEQ},
[VKD3D_SHADER_COMPARISON_FUNC_NOT_EQUAL] = {VKD3DSIH_NEO, VKD3DSIH_INE},
[VKD3D_SHADER_COMPARISON_FUNC_GREATER_EQUAL] = {VKD3DSIH_GEO, VKD3DSIH_UGE},
[VKD3D_SHADER_COMPARISON_FUNC_LESS] = {VKD3DSIH_LTO, VKD3DSIH_ULT},
[VKD3D_SHADER_COMPARISON_FUNC_LESS_EQUAL] = {VKD3DSIH_GEO, VKD3DSIH_UGE, true},
[VKD3D_SHADER_COMPARISON_FUNC_GREATER] = {VKD3DSIH_LTO, VKD3DSIH_ULT, true},
};
if (compare_func == VKD3D_SHADER_COMPARISON_FUNC_NEVER)
{
if (!shader_instruction_array_insert_at(&program->instructions, pos, 1))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = &program->instructions.elements[pos];
vsir_instruction_init_with_params(program, ins, &ret->location, VKD3DSIH_DISCARD, 0, 1);
ins->flags = VKD3D_SHADER_CONDITIONAL_OP_Z;
src_param_init_const_uint(&ins->src[0], 0);
*ret_pos = pos + 1;
return VKD3D_OK;
}
if (!shader_instruction_array_insert_at(&program->instructions, pos, 3))
return VKD3D_ERROR_OUT_OF_MEMORY;
ins = &program->instructions.elements[pos];
switch (ref->data_type)
{
case VKD3D_SHADER_PARAMETER_DATA_TYPE_FLOAT32:
vsir_instruction_init_with_params(program, ins, &ret->location, opcodes[compare_func].float_opcode, 1, 2);
src_param_init_temp_float(&ins->src[opcodes[compare_func].swap ? 1 : 0], colour_temp);
src_param_init_parameter(&ins->src[opcodes[compare_func].swap ? 0 : 1],
VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_REF, VKD3D_DATA_FLOAT);
break;
case VKD3D_SHADER_PARAMETER_DATA_TYPE_UINT32:
vsir_instruction_init_with_params(program, ins, &ret->location, opcodes[compare_func].uint_opcode, 1, 2);
src_param_init_temp_uint(&ins->src[opcodes[compare_func].swap ? 1 : 0], colour_temp);
src_param_init_parameter(&ins->src[opcodes[compare_func].swap ? 0 : 1],
VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_REF, VKD3D_DATA_UINT);
break;
default:
FIXME("Unhandled parameter data type %#x.\n", ref->data_type);
return VKD3D_ERROR_NOT_IMPLEMENTED;
}
dst_param_init_ssa_bool(&ins->dst[0], program->ssa_count);
ins->src[0].reg.dimension = VSIR_DIMENSION_VEC4;
ins->src[0].swizzle = VKD3D_SHADER_SWIZZLE(W, W, W, W);
ins->src[1].reg.dimension = VSIR_DIMENSION_VEC4;
ins->src[1].swizzle = VKD3D_SHADER_SWIZZLE(W, W, W, W);
++ins;
vsir_instruction_init_with_params(program, ins, &ret->location, VKD3DSIH_DISCARD, 0, 1);
ins->flags = VKD3D_SHADER_CONDITIONAL_OP_Z;
src_param_init_ssa_bool(&ins->src[0], program->ssa_count);
++program->ssa_count;
++ins;
vsir_instruction_init_with_params(program, ins, &ret->location, VKD3DSIH_MOV, 1, 1);
vsir_dst_param_init(&ins->dst[0], VKD3DSPR_OUTPUT, VKD3D_DATA_FLOAT, 1);
ins->dst[0].reg.idx[0].offset = colour_signature_idx;
ins->dst[0].reg.dimension = VSIR_DIMENSION_VEC4;
ins->dst[0].write_mask = program->output_signature.elements[colour_signature_idx].mask;
src_param_init_temp_float(&ins->src[0], colour_temp);
ins->src[0].reg.dimension = VSIR_DIMENSION_VEC4;
ins->src[0].swizzle = VKD3D_SHADER_NO_SWIZZLE;
*ret_pos = pos + 3;
return VKD3D_OK;
}
static enum vkd3d_result vsir_program_insert_alpha_test(struct vsir_program *program,
struct vkd3d_shader_message_context *message_context)
{
const struct vkd3d_shader_parameter1 *func = NULL, *ref = NULL;
static const struct vkd3d_shader_location no_loc;
enum vkd3d_shader_comparison_func compare_func;
uint32_t colour_signature_idx, colour_temp;
struct vkd3d_shader_instruction *ins;
size_t new_pos;
int ret;
if (program->shader_version.type != VKD3D_SHADER_TYPE_PIXEL)
return VKD3D_OK;
if (!find_colour_signature_idx(&program->output_signature, &colour_signature_idx)
|| !(program->output_signature.elements[colour_signature_idx].mask & VKD3DSP_WRITEMASK_3))
return VKD3D_OK;
for (unsigned int i = 0; i < program->parameter_count; ++i)
{
const struct vkd3d_shader_parameter1 *parameter = &program->parameters[i];
if (parameter->name == VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_FUNC)
func = parameter;
else if (parameter->name == VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_REF)
ref = parameter;
}
if (!func || !ref)
return VKD3D_OK;
if (func->type != VKD3D_SHADER_PARAMETER_TYPE_IMMEDIATE_CONSTANT)
{
vkd3d_shader_error(message_context, &no_loc, VKD3D_SHADER_ERROR_VSIR_NOT_IMPLEMENTED,
"Unsupported alpha test function parameter type %#x.\n", func->type);
return VKD3D_ERROR_NOT_IMPLEMENTED;
}
if (func->data_type != VKD3D_SHADER_PARAMETER_DATA_TYPE_UINT32)
{
vkd3d_shader_error(message_context, &no_loc, VKD3D_SHADER_ERROR_VSIR_INVALID_DATA_TYPE,
"Invalid alpha test function parameter data type %#x.\n", func->data_type);
return VKD3D_ERROR_INVALID_ARGUMENT;
}
compare_func = func->u.immediate_constant.u.u32;
if (compare_func == VKD3D_SHADER_COMPARISON_FUNC_ALWAYS)
return VKD3D_OK;
/* We're going to be reading from the output, so we need to go
* through the whole shader and convert it to a temp. */
if (compare_func != VKD3D_SHADER_COMPARISON_FUNC_NEVER)
colour_temp = program->temp_count++;
for (size_t i = 0; i < program->instructions.count; ++i)
{
ins = &program->instructions.elements[i];
if (vsir_instruction_is_dcl(ins))
continue;
if (ins->opcode == VKD3DSIH_RET)
{
if ((ret = insert_alpha_test_before_ret(program, ins, compare_func,
ref, colour_signature_idx, colour_temp, &new_pos)) < 0)
return ret;
i = new_pos;
continue;
}
/* No need to convert it if the comparison func is NEVER; we don't
* read from the output in that case. */
if (compare_func == VKD3D_SHADER_COMPARISON_FUNC_NEVER)
continue;
for (size_t j = 0; j < ins->dst_count; ++j)
{
struct vkd3d_shader_dst_param *dst = &ins->dst[j];
/* Note we run after I/O normalization. */
if (dst->reg.type == VKD3DSPR_OUTPUT && dst->reg.idx[0].offset == colour_signature_idx)
{
dst->reg.type = VKD3DSPR_TEMP;
dst->reg.idx[0].offset = colour_temp;
}
}
}
return VKD3D_OK;
}
struct validation_context
{
struct vkd3d_shader_message_context *message_context;
@ -6340,6 +6549,9 @@ enum vkd3d_result vsir_program_normalise(struct vsir_program *program, uint64_t
return result;
}
if ((result = vsir_program_insert_alpha_test(program, message_context)) < 0)
return result;
if (TRACE_ON())
vkd3d_shader_trace(program);

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@ -3320,6 +3320,7 @@ static const struct vkd3d_spec_constant_info
vkd3d_shader_parameters[] =
{
{VKD3D_SHADER_PARAMETER_NAME_RASTERIZER_SAMPLE_COUNT, 1, "sample_count"},
{VKD3D_SHADER_PARAMETER_NAME_ALPHA_TEST_REF, 0, "alpha_test_ref"},
};
static const struct vkd3d_spec_constant_info *get_spec_constant_info(enum vkd3d_shader_parameter_name name)
@ -3358,7 +3359,7 @@ static uint32_t spirv_compiler_alloc_spec_constant_id(struct spirv_compiler *com
}
static uint32_t spirv_compiler_emit_spec_constant(struct spirv_compiler *compiler,
enum vkd3d_shader_parameter_name name, uint32_t spec_id)
enum vkd3d_shader_parameter_name name, uint32_t spec_id, enum vkd3d_data_type type)
{
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
const struct vkd3d_spec_constant_info *info;
@ -3367,7 +3368,7 @@ static uint32_t spirv_compiler_emit_spec_constant(struct spirv_compiler *compile
info = get_spec_constant_info(name);
default_value = info ? info->default_value : 0;
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_SHADER_COMPONENT_UINT, 1);
type_id = vkd3d_spirv_get_type_id(builder, vkd3d_component_type_from_data_type(type), 1);
id = vkd3d_spirv_build_op_spec_constant(builder, type_id, default_value);
vkd3d_spirv_build_op_decorate1(builder, id, SpvDecorationSpecId, spec_id);
@ -3386,7 +3387,7 @@ static uint32_t spirv_compiler_emit_spec_constant(struct spirv_compiler *compile
}
static uint32_t spirv_compiler_get_spec_constant(struct spirv_compiler *compiler,
enum vkd3d_shader_parameter_name name, uint32_t spec_id)
enum vkd3d_shader_parameter_name name, uint32_t spec_id, enum vkd3d_data_type type)
{
unsigned int i;
@ -3396,17 +3397,17 @@ static uint32_t spirv_compiler_get_spec_constant(struct spirv_compiler *compiler
return compiler->spec_constants[i].id;
}
return spirv_compiler_emit_spec_constant(compiler, name, spec_id);
return spirv_compiler_emit_spec_constant(compiler, name, spec_id, type);
}
static uint32_t spirv_compiler_get_buffer_parameter(struct spirv_compiler *compiler,
const struct vkd3d_shader_parameter1 *parameter)
const struct vkd3d_shader_parameter1 *parameter, enum vkd3d_data_type type)
{
struct vkd3d_spirv_builder *builder = &compiler->spirv_builder;
unsigned int index = parameter - compiler->parameters;
uint32_t type_id, ptr_id, ptr_type_id;
type_id = vkd3d_spirv_get_type_id(builder, VKD3D_SHADER_COMPONENT_UINT, 1);
type_id = vkd3d_spirv_get_type_id(builder, vkd3d_component_type_from_data_type(type), 1);
ptr_type_id = vkd3d_spirv_get_op_type_pointer(builder, SpvStorageClassUniform, type_id);
ptr_id = vkd3d_spirv_build_op_access_chain1(builder, ptr_type_id,
compiler->spirv_parameter_info[index].buffer_id,
@ -3414,10 +3415,11 @@ static uint32_t spirv_compiler_get_buffer_parameter(struct spirv_compiler *compi
return vkd3d_spirv_build_op_load(builder, type_id, ptr_id, SpvMemoryAccessMaskNone);
}
static uint32_t spirv_compiler_emit_uint_shader_parameter(struct spirv_compiler *compiler,
static uint32_t spirv_compiler_emit_shader_parameter(struct spirv_compiler *compiler,
enum vkd3d_shader_parameter_name name)
{
const struct vkd3d_shader_parameter1 *parameter;
enum vkd3d_data_type type = VKD3D_DATA_UINT;
if (!(parameter = spirv_compiler_get_shader_parameter(compiler, name)))
{
@ -3426,17 +3428,28 @@ static uint32_t spirv_compiler_emit_uint_shader_parameter(struct spirv_compiler
}
if (parameter->type == VKD3D_SHADER_PARAMETER_TYPE_IMMEDIATE_CONSTANT)
return spirv_compiler_get_constant_uint(compiler, parameter->u.immediate_constant.u.u32);
{
if (parameter->data_type == VKD3D_SHADER_PARAMETER_DATA_TYPE_FLOAT32)
return spirv_compiler_get_constant_float(compiler, parameter->u.immediate_constant.u.f32);
else
return spirv_compiler_get_constant_uint(compiler, parameter->u.immediate_constant.u.u32);
}
if (parameter->data_type == VKD3D_SHADER_PARAMETER_DATA_TYPE_FLOAT32)
type = VKD3D_DATA_FLOAT;
else
type = VKD3D_DATA_UINT;
if (parameter->type == VKD3D_SHADER_PARAMETER_TYPE_SPECIALIZATION_CONSTANT)
return spirv_compiler_get_spec_constant(compiler, name, parameter->u.specialization_constant.id);
return spirv_compiler_get_spec_constant(compiler, name, parameter->u.specialization_constant.id, type);
if (parameter->type == VKD3D_SHADER_PARAMETER_TYPE_BUFFER)
return spirv_compiler_get_buffer_parameter(compiler, parameter);
return spirv_compiler_get_buffer_parameter(compiler, parameter, type);
FIXME("Unhandled parameter type %#x.\n", parameter->type);
default_parameter:
return spirv_compiler_get_spec_constant(compiler,
name, spirv_compiler_alloc_spec_constant_id(compiler));
name, spirv_compiler_alloc_spec_constant_id(compiler), type);
}
static uint32_t spirv_compiler_emit_construct_vector(struct spirv_compiler *compiler,
@ -4211,6 +4224,8 @@ static uint32_t spirv_compiler_emit_load_reg(struct spirv_compiler *compiler,
return spirv_compiler_emit_load_constant64(compiler, reg, swizzle, write_mask);
else if (reg->type == VKD3DSPR_UNDEF)
return spirv_compiler_emit_load_undef(compiler, reg, write_mask);
else if (reg->type == VKD3DSPR_PARAMETER)
return spirv_compiler_emit_shader_parameter(compiler, reg->idx[0].offset);
component_count = vsir_write_mask_component_count(write_mask);
component_type = vkd3d_component_type_from_data_type(reg->data_type);
@ -9550,7 +9565,7 @@ static uint32_t spirv_compiler_emit_query_sample_count(struct spirv_compiler *co
if (src->reg.type == VKD3DSPR_RASTERIZER)
{
val_id = spirv_compiler_emit_uint_shader_parameter(compiler,
val_id = spirv_compiler_emit_shader_parameter(compiler,
VKD3D_SHADER_PARAMETER_NAME_RASTERIZER_SAMPLE_COUNT);
}
else

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@ -619,6 +619,7 @@ enum vkd3d_shader_register_type
VKD3DSPR_SSA,
VKD3DSPR_WAVELANECOUNT,
VKD3DSPR_WAVELANEINDEX,
VKD3DSPR_PARAMETER,
VKD3DSPR_COUNT,