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48485e36a8
BUG=dawn:31 Change-Id: I52f95ed134ae5afdf4fc872d5cfc5f36ec1a7a69 Reviewed-on: https://dawn-review.googlesource.com/c/3302 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Reviewed-by: Kai Ninomiya <kainino@chromium.org> Commit-Queue: Yunchao He <yunchao.he@intel.com>
100 lines
4.3 KiB
C++
100 lines
4.3 KiB
C++
// Copyright 2017 The Dawn Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "dawn_native/d3d12/DepthStencilStateD3D12.h"
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#include "common/BitSetIterator.h"
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namespace dawn_native { namespace d3d12 {
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namespace {
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D3D12_STENCIL_OP StencilOp(dawn::StencilOperation op) {
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switch (op) {
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case dawn::StencilOperation::Keep:
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return D3D12_STENCIL_OP_KEEP;
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case dawn::StencilOperation::Zero:
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return D3D12_STENCIL_OP_ZERO;
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case dawn::StencilOperation::Replace:
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return D3D12_STENCIL_OP_REPLACE;
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case dawn::StencilOperation::IncrementClamp:
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return D3D12_STENCIL_OP_INCR_SAT;
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case dawn::StencilOperation::DecrementClamp:
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return D3D12_STENCIL_OP_DECR_SAT;
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case dawn::StencilOperation::Invert:
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return D3D12_STENCIL_OP_INVERT;
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case dawn::StencilOperation::IncrementWrap:
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return D3D12_STENCIL_OP_INCR;
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case dawn::StencilOperation::DecrementWrap:
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return D3D12_STENCIL_OP_DECR;
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default:
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UNREACHABLE();
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}
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}
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D3D12_COMPARISON_FUNC ComparisonFunc(dawn::CompareFunction func) {
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switch (func) {
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case dawn::CompareFunction::Always:
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return D3D12_COMPARISON_FUNC_ALWAYS;
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case dawn::CompareFunction::Equal:
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return D3D12_COMPARISON_FUNC_EQUAL;
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case dawn::CompareFunction::Greater:
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return D3D12_COMPARISON_FUNC_GREATER;
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case dawn::CompareFunction::GreaterEqual:
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return D3D12_COMPARISON_FUNC_GREATER_EQUAL;
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case dawn::CompareFunction::Less:
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return D3D12_COMPARISON_FUNC_LESS;
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case dawn::CompareFunction::LessEqual:
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return D3D12_COMPARISON_FUNC_LESS_EQUAL;
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case dawn::CompareFunction::Never:
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return D3D12_COMPARISON_FUNC_NEVER;
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case dawn::CompareFunction::NotEqual:
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return D3D12_COMPARISON_FUNC_NOT_EQUAL;
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default:
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UNREACHABLE();
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}
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}
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D3D12_DEPTH_STENCILOP_DESC StencilOpDesc(const StencilStateFaceDescriptor descriptor) {
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D3D12_DEPTH_STENCILOP_DESC desc;
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desc.StencilFailOp = StencilOp(descriptor.stencilFailOp);
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desc.StencilDepthFailOp = StencilOp(descriptor.depthFailOp);
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desc.StencilPassOp = StencilOp(descriptor.passOp);
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desc.StencilFunc = ComparisonFunc(descriptor.compare);
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return desc;
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}
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} // anonymous namespace
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DepthStencilState::DepthStencilState(DepthStencilStateBuilder* builder)
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: DepthStencilStateBase(builder) {
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mDepthStencilDescriptor.DepthEnable = TRUE;
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mDepthStencilDescriptor.DepthWriteMask =
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GetDepth().depthWriteEnabled ? D3D12_DEPTH_WRITE_MASK_ALL : D3D12_DEPTH_WRITE_MASK_ZERO;
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mDepthStencilDescriptor.DepthFunc = ComparisonFunc(GetDepth().compareFunction);
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mDepthStencilDescriptor.StencilEnable = StencilTestEnabled() ? TRUE : FALSE;
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mDepthStencilDescriptor.StencilReadMask = static_cast<UINT8>(GetStencil().readMask);
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mDepthStencilDescriptor.StencilWriteMask = static_cast<UINT8>(GetStencil().writeMask);
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mDepthStencilDescriptor.FrontFace = StencilOpDesc(GetStencil().front);
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mDepthStencilDescriptor.BackFace = StencilOpDesc(GetStencil().back);
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}
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const D3D12_DEPTH_STENCIL_DESC& DepthStencilState::GetD3D12DepthStencilDescriptor() const {
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return mDepthStencilDescriptor;
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}
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}} // namespace dawn_native::d3d12
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