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Merge pull request #87482 from RandomShaper/d3d12_spacey 

Direct3D 12: Let NIR runtime data and push constants use the same register scheme as bindings
This commit is contained in:
Rémi Verschelde 2024-01-26 11:45:49 +01:00
parent 2a861ab5a2 0a89a2db9e
commit 184009eda6
No known key found for this signature in database
GPG Key ID: C3336907360768E1
1 changed files with 6 additions and 10 deletions
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16
drivers/d3d12/rendering_device_driver_d3d12.cpp
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@ -91,10 +91,8 @@ extern "C" {
static const D3D12_RANGE VOID_RANGE = {};
static const uint32_t ROOT_CONSTANT_SPACE = RDD::MAX_UNIFORM_SETS + 1;
static const uint32_t ROOT_CONSTANT_REGISTER = 0;
static const uint32_t RUNTIME_DATA_SPACE = RDD::MAX_UNIFORM_SETS + 2;
static const uint32_t RUNTIME_DATA_REGISTER = 0;
static const uint32_t ROOT_CONSTANT_REGISTER = GODOT_NIR_DESCRIPTOR_SET_MULTIPLIER * (RDD::MAX_UNIFORM_SETS + 1);
static const uint32_t RUNTIME_DATA_REGISTER = GODOT_NIR_DESCRIPTOR_SET_MULTIPLIER * (RDD::MAX_UNIFORM_SETS + 2);
#ifdef DEV_ENABLED
//#define DEBUG_COUNT_BARRIERS
@ -2304,9 +2302,7 @@ Vector<uint8_t> RenderingDeviceDriverD3D12::shader_compile_binary_from_spirv(Vec
nir_options.lower_base_vertex = false;
dxil_spirv_runtime_conf dxil_runtime_conf = {};
dxil_runtime_conf.runtime_data_cbv.register_space = RUNTIME_DATA_SPACE;
dxil_runtime_conf.runtime_data_cbv.base_shader_register = RUNTIME_DATA_REGISTER;
dxil_runtime_conf.push_constant_cbv.register_space = ROOT_CONSTANT_SPACE;
dxil_runtime_conf.push_constant_cbv.base_shader_register = ROOT_CONSTANT_REGISTER;
dxil_runtime_conf.zero_based_vertex_instance_id = true;
dxil_runtime_conf.zero_based_compute_workgroup_id = true;
@ -2424,10 +2420,10 @@ Vector<uint8_t> RenderingDeviceDriverD3D12::shader_compile_binary_from_spirv(Vec
DEV_ASSERT(p_dxil_type < ARRAY_SIZE(DXIL_TYPE_TO_CLASS));
ResourceClass res_class = DXIL_TYPE_TO_CLASS[p_dxil_type];
if (p_register == ROOT_CONSTANT_REGISTER && p_space == ROOT_CONSTANT_SPACE) {
if (p_register == ROOT_CONSTANT_REGISTER && p_space == 0) {
DEV_ASSERT(res_class == RES_CLASS_CBV);
shader_data_in.binary_data.dxil_push_constant_stages |= (1 << shader_data_in.stage);
} else if (p_register == RUNTIME_DATA_REGISTER && p_space == RUNTIME_DATA_SPACE) {
} else if (p_register == RUNTIME_DATA_REGISTER && p_space == 0) {
DEV_ASSERT(res_class == RES_CLASS_CBV);
shader_data_in.binary_data.nir_runtime_data_root_param_idx = 1; // Temporary, to be determined later.
} else {
@ -2586,7 +2582,7 @@ Vector<uint8_t> RenderingDeviceDriverD3D12::shader_compile_binary_from_spirv(Vec
push_constant.InitAsConstants(
binary_data.push_constant_size / sizeof(uint32_t),
ROOT_CONSTANT_REGISTER,
ROOT_CONSTANT_SPACE,
0,
stages_to_d3d12_visibility(binary_data.dxil_push_constant_stages));
root_params.push_back(push_constant);
}
@ -2599,7 +2595,7 @@ Vector<uint8_t> RenderingDeviceDriverD3D12::shader_compile_binary_from_spirv(Vec
nir_runtime_data.InitAsConstants(
sizeof(dxil_spirv_vertex_runtime_data) / sizeof(uint32_t),
RUNTIME_DATA_REGISTER,
RUNTIME_DATA_SPACE,
0,
D3D12_SHADER_VISIBILITY_VERTEX);
root_params.push_back(nir_runtime_data);
}