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vkd3d-shader: Allow controlling d3d color shade mode through vkd3d-shader parameters.

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This commit is contained in:
Elizabeth Figura
2024-07-11 17:25:16 -05:00
committed by Henri Verbeet
parent d20d0fc69f
commit ae5cd6573f
Notes: Henri Verbeet 2024-07-24 16:17:06 +02:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/960
2 changed files with 64 additions and 2 deletions
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42
libs/vkd3d-shader/ir.c
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@@ -1723,7 +1723,33 @@ static void shader_instruction_normalise_io_params(struct vkd3d_shader_instructi
}
}
static enum vkd3d_result vsir_program_normalise_io_registers(struct vsir_program *program)
static bool use_flat_interpolation(const struct vsir_program *program,
struct vkd3d_shader_message_context *message_context)
{
static const struct vkd3d_shader_location no_loc;
const struct vkd3d_shader_parameter1 *parameter;
if (!(parameter = vsir_program_get_parameter(program, VKD3D_SHADER_PARAMETER_NAME_FLAT_INTERPOLATION)))
return false;
if (parameter->type != VKD3D_SHADER_PARAMETER_TYPE_IMMEDIATE_CONSTANT)
{
vkd3d_shader_error(message_context, &no_loc, VKD3D_SHADER_ERROR_VSIR_NOT_IMPLEMENTED,
"Unsupported flat interpolation parameter type %#x.\n", parameter->type);
return false;
}
if (parameter->data_type != VKD3D_SHADER_PARAMETER_DATA_TYPE_UINT32)
{
vkd3d_shader_error(message_context, &no_loc, VKD3D_SHADER_ERROR_VSIR_INVALID_DATA_TYPE,
"Invalid flat interpolation parameter data type %#x.\n", parameter->data_type);
return false;
}
return parameter->u.immediate_constant.u.u32;
}
static enum vkd3d_result vsir_program_normalise_io_registers(struct vsir_program *program,
struct vkd3d_shader_message_context *message_context)
{
struct io_normaliser normaliser = {program->instructions};
struct vkd3d_shader_instruction *ins;
@@ -1786,6 +1812,18 @@ static enum vkd3d_result vsir_program_normalise_io_registers(struct vsir_program
return VKD3D_ERROR_OUT_OF_MEMORY;
}
if (program->shader_version.type == VKD3D_SHADER_TYPE_PIXEL
&& program->shader_version.major < 4 && use_flat_interpolation(program, message_context))
{
for (i = 0; i < program->input_signature.element_count; ++i)
{
struct signature_element *element = &program->input_signature.elements[i];
if (!ascii_strcasecmp(element->semantic_name, "COLOR"))
element->interpolation_mode = VKD3DSIM_CONSTANT;
}
}
normaliser.phase = VKD3DSIH_INVALID;
for (i = 0; i < normaliser.instructions.count; ++i)
shader_instruction_normalise_io_params(&normaliser.instructions.elements[i], &normaliser);
@@ -6591,7 +6629,7 @@ enum vkd3d_result vsir_program_normalise(struct vsir_program *program, uint64_t
return result;
}
if ((result = vsir_program_normalise_io_registers(program)) < 0)
if ((result = vsir_program_normalise_io_registers(program, message_context)) < 0)
return result;
if ((result = instruction_array_normalise_flat_constants(program)) < 0)