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