mirror of
https://github.com/encounter/dawn-cmake.git
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b02535557e
This Cl moves the cpp includes to above the project includes fixing up the build/include_order issues and enabling the lint check. A couple includes are marked as NOLINT as the c header has to come after the project header due to setting defines. Bug: dawn:1339 Change-Id: Ia47499c94fff99106397b83f6c5c7fe100c44a0e Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/86513 Reviewed-by: Corentin Wallez <cwallez@chromium.org> Commit-Queue: Dan Sinclair <dsinclair@chromium.org>
98 lines
3.7 KiB
C++
98 lines
3.7 KiB
C++
// Copyright 2018 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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#ifndef SRC_DAWN_NATIVE_OBJECTBASE_H_
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#define SRC_DAWN_NATIVE_OBJECTBASE_H_
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#include <string>
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#include "dawn/common/LinkedList.h"
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#include "dawn/common/RefCounted.h"
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#include "dawn/native/Forward.h"
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namespace dawn::native {
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class DeviceBase;
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class ObjectBase : public RefCounted {
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public:
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struct ErrorTag {};
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static constexpr ErrorTag kError = {};
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explicit ObjectBase(DeviceBase* device);
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ObjectBase(DeviceBase* device, ErrorTag tag);
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DeviceBase* GetDevice() const;
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bool IsError() const;
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private:
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// Pointer to owning device.
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DeviceBase* mDevice;
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};
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class ApiObjectBase : public ObjectBase, public LinkNode<ApiObjectBase> {
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public:
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struct LabelNotImplementedTag {};
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static constexpr LabelNotImplementedTag kLabelNotImplemented = {};
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struct UntrackedByDeviceTag {};
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static constexpr UntrackedByDeviceTag kUntrackedByDevice = {};
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ApiObjectBase(DeviceBase* device, LabelNotImplementedTag tag);
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ApiObjectBase(DeviceBase* device, const char* label);
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ApiObjectBase(DeviceBase* device, ErrorTag tag);
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~ApiObjectBase() override;
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virtual ObjectType GetType() const = 0;
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const std::string& GetLabel() const;
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// The ApiObjectBase is considered alive if it is tracked in a respective linked list owned
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// by the owning device.
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bool IsAlive() const;
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// This needs to be public because it can be called from the device owning the object.
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void Destroy();
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// Dawn API
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void APISetLabel(const char* label);
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protected:
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// Overriding of the RefCounted's DeleteThis function ensures that instances of objects
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// always call their derived class implementation of Destroy prior to the derived
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// class being destroyed. This guarantees that when ApiObjects' reference counts drop to 0,
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// then the underlying backend's Destroy calls are executed. We cannot naively put the call
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// to Destroy in the destructor of this class because it calls DestroyImpl
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// which is a virtual function often implemented in the Derived class which would already
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// have been destroyed by the time ApiObject's destructor is called by C++'s destruction
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// order. Note that some classes like BindGroup may override the DeleteThis function again,
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// and they should ensure that their overriding versions call this underlying version
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// somewhere.
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void DeleteThis() override;
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void TrackInDevice();
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// Sub-classes may override this function multiple times. Whenever overriding this function,
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// however, users should be sure to call their parent's version in the new override to make
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// sure that all destroy functionality is kept. This function is guaranteed to only be
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// called once through the exposed Destroy function.
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virtual void DestroyImpl() = 0;
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private:
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virtual void SetLabelImpl();
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std::string mLabel;
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};
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} // namespace dawn::native
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#endif // SRC_DAWN_NATIVE_OBJECTBASE_H_
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