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// Copyright 2017 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#ifndef DAWNNATIVE_DEPTHSTENCILSTATE_H_
#define DAWNNATIVE_DEPTHSTENCILSTATE_H_
#include "dawn_native/Builder.h"
#include "dawn_native/Forward.h"
#include "dawn_native/ObjectBase.h"
#include "dawn_native/dawn_platform.h"
namespace dawn_native {
class DepthStencilStateBase : public ObjectBase {
public:
DepthStencilStateBase(DepthStencilStateBuilder* builder);
struct DepthInfo {
dawn::CompareFunction compareFunction = dawn::CompareFunction::Always;
bool depthWriteEnabled = false;
};
struct StencilFaceInfo {
dawn::CompareFunction compareFunction = dawn::CompareFunction::Always;
dawn::StencilOperation stencilFail = dawn::StencilOperation::Keep;
dawn::StencilOperation depthFail = dawn::StencilOperation::Keep;
dawn::StencilOperation depthStencilPass = dawn::StencilOperation::Keep;
};
struct StencilInfo {
StencilFaceInfo back;
StencilFaceInfo front;
uint32_t readMask = 0xff;
uint32_t writeMask = 0xff;
};
bool StencilTestEnabled() const;
const DepthInfo& GetDepth() const;
const StencilInfo& GetStencil() const;
private:
DepthInfo mDepthInfo;
StencilInfo mStencilInfo;
};
class DepthStencilStateBuilder : public Builder<DepthStencilStateBase> {
public:
DepthStencilStateBuilder(DeviceBase* device);
// Dawn API
void SetDepthCompareFunction(dawn::CompareFunction depthCompareFunction);
void SetDepthWriteEnabled(bool enabled);
void SetStencilFunction(dawn::Face face,
dawn::CompareFunction stencilCompareFunction,
dawn::StencilOperation stencilFail,
dawn::StencilOperation depthFail,
dawn::StencilOperation depthStencilPass);
void SetStencilMask(uint32_t readMask, uint32_t writeMask);
private:
friend class DepthStencilStateBase;
DepthStencilStateBase* GetResultImpl() override;
int mPropertiesSet = 0;
DepthStencilStateBase::DepthInfo mDepthInfo;
DepthStencilStateBase::StencilInfo mStencilInfo;
};
} // namespace dawn_native
#endif // DAWNNATIVE_DEPTHSTENCILSTATE_H_