зеркало из https://github.com/mozilla/gecko-dev.git
75 строки
2.1 KiB
C++
75 строки
2.1 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef GPU_Texture_H_
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#define GPU_Texture_H_
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#include <cstdint>
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#include "mozilla/WeakPtr.h"
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#include "nsWrapperCache.h"
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#include "ObjectModel.h"
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#include "mozilla/webgpu/WebGPUTypes.h"
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#include "mozilla/webgpu/ffi/wgpu.h"
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namespace mozilla {
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namespace dom {
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struct GPUTextureDescriptor;
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struct GPUTextureViewDescriptor;
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enum class GPUTextureDimension : uint8_t;
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enum class GPUTextureFormat : uint8_t;
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enum class GPUTextureUsageFlags : uint32_t;
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} // namespace dom
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namespace webgpu {
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class CanvasContext;
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class Device;
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class TextureView;
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class Texture final : public ObjectBase, public ChildOf<Device> {
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public:
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GPU_DECL_CYCLE_COLLECTION(Texture)
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GPU_DECL_JS_WRAP(Texture)
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Texture(Device* const aParent, RawId aId,
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const dom::GPUTextureDescriptor& aDesc);
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Device* GetParentDevice() { return mParent; }
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const RawId mId;
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const dom::GPUTextureFormat mFormat;
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const Maybe<uint8_t> mBytesPerBlock;
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WeakPtr<CanvasContext> mTargetContext;
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private:
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virtual ~Texture();
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void Cleanup();
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const ffi::WGPUExtent3d mSize;
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const uint32_t mMipLevelCount;
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const uint32_t mSampleCount;
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const dom::GPUTextureDimension mDimension;
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const uint32_t mUsage;
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public:
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already_AddRefed<TextureView> CreateView(
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const dom::GPUTextureViewDescriptor& aDesc);
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void Destroy();
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void ForceDestroy();
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uint32_t Width() const { return mSize.width; }
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uint32_t Height() const { return mSize.height; }
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uint32_t DepthOrArrayLayers() const { return mSize.depth_or_array_layers; }
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uint32_t MipLevelCount() const { return mMipLevelCount; }
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uint32_t SampleCount() const { return mSampleCount; }
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dom::GPUTextureDimension Dimension() const { return mDimension; }
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dom::GPUTextureFormat Format() const { return mFormat; }
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uint32_t Usage() const { return mUsage; }
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};
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} // namespace webgpu
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} // namespace mozilla
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#endif // GPU_Texture_H_
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