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// Copyright 2017 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#ifndef SRC_DAWN_NATIVE_TEXTURE_H_
#define SRC_DAWN_NATIVE_TEXTURE_H_
#include <string>
#include <vector>
#include "dawn/common/WeakRef.h"
#include "dawn/common/ityp_array.h"
#include "dawn/common/ityp_bitset.h"
#include "dawn/native/Error.h"
#include "dawn/native/Format.h"
#include "dawn/native/Forward.h"
#include "dawn/native/ObjectBase.h"
#include "dawn/native/SharedTextureMemory.h"
#include "dawn/native/Subresource.h"
#include "partition_alloc/pointers/raw_ref.h"
#include "dawn/native/dawn_platform.h"
namespace dawn::native {
enum class AllowMultiPlanarTextureFormat {
No,
Yes,
};
MaybeError ValidateTextureDescriptor(
const DeviceBase* device,
const UnpackedPtr<TextureDescriptor>& descriptor,
AllowMultiPlanarTextureFormat allowMultiPlanar = AllowMultiPlanarTextureFormat::No,
std::optional<wgpu::TextureUsage> allowedSharedTextureMemoryUsage = std::nullopt);
MaybeError ValidateTextureViewDescriptor(const DeviceBase* device,
const TextureBase* texture,
const TextureViewDescriptor* descriptor);
ResultOrError<TextureViewDescriptor> GetTextureViewDescriptorWithDefaults(
const TextureBase* texture,
const TextureViewDescriptor* descriptor);
bool IsValidSampleCount(uint32_t sampleCount);
static constexpr wgpu::TextureUsage kReadOnlyTextureUsages =
wgpu::TextureUsage::CopySrc | wgpu::TextureUsage::TextureBinding | kReadOnlyRenderAttachment |
kReadOnlyStorageTexture;
// Valid texture usages for a resolve texture that are loaded from at the beginning of a render
// pass.
static constexpr wgpu::TextureUsage kResolveTextureLoadAndStoreUsages =
kResolveAttachmentLoadingUsage | wgpu::TextureUsage::RenderAttachment;
static constexpr wgpu::TextureUsage kShaderTextureUsages =
wgpu::TextureUsage::TextureBinding | kReadOnlyStorageTexture |
wgpu::TextureUsage::StorageBinding | kWriteOnlyStorageTexture;
class TextureBase : public SharedResource {
public:
enum class ClearValue { Zero, NonZero };
static Ref<TextureBase> MakeError(DeviceBase* device, const TextureDescriptor* descriptor);
ObjectType GetType() const override;
void FormatLabel(absl::FormatSink* s) const override;
wgpu::TextureDimension GetDimension() const;
wgpu::TextureViewDimension GetCompatibilityTextureBindingViewDimension() const;
const Format& GetFormat() const;
const FormatSet& GetViewFormats() const;
// For multiplanar textures, base size is the size of plane 0. For other types of textures,
// base size is the original size passed via TextureDescriptor.
const Extent3D& GetBaseSize() const;
Extent3D GetSize(Aspect aspect) const;
Extent3D GetSize(wgpu::TextureAspect aspect) const;
uint32_t GetWidth(Aspect aspect) const;
uint32_t GetHeight(Aspect aspect) const;
uint32_t GetDepth(Aspect aspect) const;
uint32_t GetArrayLayers() const;
uint32_t GetNumMipLevels() const;
SubresourceRange GetAllSubresources() const;
uint32_t GetSampleCount() const;
uint32_t GetSubresourceCount() const;
// |GetUsage| returns the usage with which the texture was created using the base WebGPU
// API. The dawn-internal-usages extension may add additional usages. |GetInternalUsage|
// returns the union of base usage and the usages added by the extension.
wgpu::TextureUsage GetUsage() const;
wgpu::TextureUsage GetInternalUsage() const;
// SharedResource implementation
void SetHasAccess(bool hasAccess) override;
bool HasAccess() const override;
bool IsDestroyed() const override;
bool IsInitialized() const override;
void SetInitialized(bool initialized) override;
bool IsReadOnly() const;
uint32_t GetSubresourceIndex(uint32_t mipLevel, uint32_t arraySlice, Aspect aspect) const;
bool IsSubresourceContentInitialized(const SubresourceRange& range) const;
void SetIsSubresourceContentInitialized(bool isInitialized, const SubresourceRange& range);
MaybeError ValidateCanUseInSubmitNow() const;
bool IsMultisampledTexture() const;
// Returns true if the size covers the whole subresource.
bool CoversFullSubresource(uint32_t mipLevel, Aspect aspect, const Extent3D& size) const;
// For a texture with non-block-compressed texture format, its physical size is always equal
// to its virtual size. For a texture with block compressed texture format, the physical
// size is the one with paddings if necessary, which is always a multiple of the block size
// and used in texture copying. The virtual size is the one without paddings, which is not
// required to be a multiple of the block size and used in texture sampling.
Extent3D GetMipLevelSingleSubresourcePhysicalSize(uint32_t level, Aspect aspect) const;
Extent3D GetMipLevelSingleSubresourceVirtualSize(uint32_t level, Aspect aspect) const;
Extent3D ClampToMipLevelVirtualSize(uint32_t level,
Aspect aspect,
const Origin3D& origin,
const Extent3D& extent) const;
// For 2d-array textures, this keeps the array layers in contrast to
// GetMipLevelSingleSubresourceVirtualSize.
Extent3D GetMipLevelSubresourceVirtualSize(uint32_t level, Aspect aspect) const;
ResultOrError<Ref<TextureViewBase>> CreateView(
const TextureViewDescriptor* descriptor = nullptr);
Ref<TextureViewBase> CreateErrorView(const TextureViewDescriptor* descriptor = nullptr);
ApiObjectList* GetViewTrackingList();
bool IsImplicitMSAARenderTextureViewSupported() const;
void DumpMemoryStatistics(dawn::native::MemoryDump* dump, const char* prefix) const;
// Dawn API
TextureViewBase* APICreateView(const TextureViewDescriptor* descriptor = nullptr);
TextureViewBase* APICreateErrorView(const TextureViewDescriptor* descriptor = nullptr);
void APIDestroy();
uint32_t APIGetWidth() const;
uint32_t APIGetHeight() const;
uint32_t APIGetDepthOrArrayLayers() const;
uint32_t APIGetMipLevelCount() const;
uint32_t APIGetSampleCount() const;
wgpu::TextureDimension APIGetDimension() const;
wgpu::TextureFormat APIGetFormat() const;
wgpu::TextureUsage APIGetUsage() const;
protected:
TextureBase(DeviceBase* device, const UnpackedPtr<TextureDescriptor>& descriptor);
~TextureBase() override;
void DestroyImpl() override;
void AddInternalUsage(wgpu::TextureUsage usage);
void SetSharedResourceMemoryContentsForTesting(Ref<SharedResourceMemoryContents> contents);
private:
struct TextureState {
TextureState();
// Indicates whether the texture may access by the GPU in a queue submit.
bool hasAccess : 1;
// Indicates whether the texture has been destroyed.
bool destroyed : 1;
};
TextureBase(DeviceBase* device, const TextureDescriptor* descriptor, ObjectBase::ErrorTag tag);
std::string GetSizeLabel() const;
uint64_t ComputeEstimatedByteSize() const;
wgpu::TextureDimension mDimension;
wgpu::TextureViewDimension
mCompatibilityTextureBindingViewDimension; // only used for compatibility mode
const raw_ref<const Format> mFormat;
FormatSet mViewFormats;
Extent3D mBaseSize;
uint32_t mMipLevelCount;
uint32_t mSampleCount;
wgpu::TextureUsage mUsage = wgpu::TextureUsage::None;
wgpu::TextureUsage mInternalUsage = wgpu::TextureUsage::None;
TextureState mState;
wgpu::TextureFormat mFormatEnumForReflection;
// Textures track texture views created from them so that they can be destroyed when the texture
// is destroyed.
ApiObjectList mTextureViews;
// TODO(crbug.com/dawn/845): Use a more optimized data structure to save space
std::vector<bool> mIsSubresourceContentInitializedAtIndex;
};
class TextureViewBase : public ApiObjectBase {
public:
TextureViewBase(TextureBase* texture, const TextureViewDescriptor* descriptor);
~TextureViewBase() override;
static Ref<TextureViewBase> MakeError(DeviceBase* device, const char* label = nullptr);
ObjectType GetType() const override;
void FormatLabel(absl::FormatSink* s) const override;
const TextureBase* GetTexture() const;
TextureBase* GetTexture();
Aspect GetAspects() const;
const Format& GetFormat() const;
wgpu::TextureViewDimension GetDimension() const;
uint32_t GetBaseMipLevel() const;
uint32_t GetLevelCount() const;
uint32_t GetBaseArrayLayer() const;
uint32_t GetLayerCount() const;
const SubresourceRange& GetSubresourceRange() const;
// Returns the size of the texture's subresource at this view's base mip level and aspect.
Extent3D GetSingleSubresourceVirtualSize() const;
protected:
void DestroyImpl() override;
private:
TextureViewBase(DeviceBase* device, ObjectBase::ErrorTag tag, const char* label);
ApiObjectList* GetObjectTrackingList() override;
Ref<TextureBase> mTexture;
const raw_ref<const Format> mFormat;
wgpu::TextureViewDimension mDimension;
SubresourceRange mRange;
};
} // namespace dawn::native
#endif // SRC_DAWN_NATIVE_TEXTURE_H_