81 lines
2.7 KiB
C++
81 lines
2.7 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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#ifndef DAWNNATIVE_TEXTURE_H_
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#define DAWNNATIVE_TEXTURE_H_
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#include "dawn_native/Builder.h"
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#include "dawn_native/Error.h"
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#include "dawn_native/Forward.h"
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#include "dawn_native/RefCounted.h"
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#include "dawn_native/dawn_platform.h"
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namespace dawn_native {
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MaybeError ValidateTextureDescriptor(DeviceBase* device, const TextureDescriptor* descriptor);
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uint32_t TextureFormatPixelSize(dawn::TextureFormat format);
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bool TextureFormatHasDepth(dawn::TextureFormat format);
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bool TextureFormatHasStencil(dawn::TextureFormat format);
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bool TextureFormatHasDepthOrStencil(dawn::TextureFormat format);
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static constexpr dawn::TextureUsageBit kReadOnlyTextureUsages =
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dawn::TextureUsageBit::TransferSrc | dawn::TextureUsageBit::Sampled |
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dawn::TextureUsageBit::Present;
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static constexpr dawn::TextureUsageBit kWritableTextureUsages =
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dawn::TextureUsageBit::TransferDst | dawn::TextureUsageBit::Storage |
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dawn::TextureUsageBit::OutputAttachment;
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class TextureBase : public RefCounted {
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public:
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TextureBase(DeviceBase* device, const TextureDescriptor* descriptor);
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dawn::TextureDimension GetDimension() const;
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dawn::TextureFormat GetFormat() const;
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const Extent3D& GetSize() const;
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uint32_t GetArrayLayers() const;
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uint32_t GetNumMipLevels() const;
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dawn::TextureUsageBit GetUsage() const;
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DeviceBase* GetDevice() const;
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// Dawn API
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TextureViewBase* CreateDefaultTextureView();
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private:
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DeviceBase* mDevice;
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dawn::TextureDimension mDimension;
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dawn::TextureFormat mFormat;
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Extent3D mSize;
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uint32_t mArrayLayers;
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uint32_t mNumMipLevels;
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dawn::TextureUsageBit mUsage = dawn::TextureUsageBit::None;
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};
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class TextureViewBase : public RefCounted {
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public:
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TextureViewBase(TextureBase* texture);
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const TextureBase* GetTexture() const;
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TextureBase* GetTexture();
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private:
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Ref<TextureBase> mTexture;
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};
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} // namespace dawn_native
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#endif // DAWNNATIVE_TEXTURE_H_
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