85 lines
3.1 KiB
C
85 lines
3.1 KiB
C
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// Copyright 2017 The NXT 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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#ifndef BACKEND_COMMON_DEPTHSTENCILSTATE_H_
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#define BACKEND_COMMON_DEPTHSTENCILSTATE_H_
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#include "Forward.h"
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#include "Builder.h"
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#include "RefCounted.h"
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#include "nxt/nxtcpp.h"
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namespace backend {
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class DepthStencilStateBase : public RefCounted {
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public:
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DepthStencilStateBase(DepthStencilStateBuilder* builder);
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struct DepthInfo {
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nxt::CompareFunction compareFunction = nxt::CompareFunction::Less;
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nxt::DepthWriteMode depthWriteMode = nxt::DepthWriteMode::Enabled;
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};
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struct StencilInfo {
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nxt::CompareFunction compareFunction = nxt::CompareFunction::Always;
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nxt::StencilOperation stencilFail = nxt::StencilOperation::Keep;
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nxt::StencilOperation depthFail = nxt::StencilOperation::Keep;
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nxt::StencilOperation stencilPass = nxt::StencilOperation::Keep;
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uint32_t readMask = 0xff;
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uint32_t writeMask = 0xff;
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};
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bool DepthIsEnabled() const;
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bool StencilIsEnabled() const;
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const DepthInfo& GetDepth() const;
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const StencilInfo& GetStencil(nxt::Face face) const;
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private:
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bool depthEnabled = false;
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bool stencilEnabled = false;
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DepthInfo depthInfo;
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StencilInfo stencilInfos[2];
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};
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class DepthStencilStateBuilder : public Builder<DepthStencilStateBase> {
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public:
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DepthStencilStateBuilder(DeviceBase* device);
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// NXT API
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void SetDepthEnabled(bool depthEnabled);
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void SetDepthCompareFunction(nxt::CompareFunction depthCompareFunction);
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void SetDepthWrite(nxt::DepthWriteMode depthWriteMode);
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void SetStencilEnabled(bool stencilEnabled);
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void SetStencilOperation(nxt::Face face, nxt::StencilOperation stencilFail,
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nxt::StencilOperation depthFail, nxt::StencilOperation stencilPass);
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void SetStencilCompareFunction(nxt::Face face, nxt::CompareFunction stencilCompareFunction);
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void SetStencilMask(nxt::Face face, uint32_t readMask, uint32_t writeMask);
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private:
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friend class DepthStencilStateBase;
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DepthStencilStateBase* GetResultImpl() override;
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bool depthEnabled;
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bool stencilEnabled;
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DepthStencilStateBase::DepthInfo depthInfo;
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DepthStencilStateBase::StencilInfo stencilInfos[2];
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};
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}
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#endif // BACKEND_COMMON_DEPTHSTENCILSTATE_H_
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