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dawn / dawn / 46014f69a0c02571ed385d56fa7b99c3729aaf5e / . / src / dawn / native / d3d11 / TextureD3D11.cpp
blob: 2850ac08f15c4d3e6a271f771def25cde412c2b9 [file] [log] [blame]
// Copyright 2023 The Dawn Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "dawn/native/d3d11/TextureD3D11.h"
#include <algorithm>
#include <string>
#include <utility>
#include "dawn/common/Constants.h"
#include "dawn/common/Math.h"
#include "dawn/native/CommandBuffer.h"
#include "dawn/native/DynamicUploader.h"
#include "dawn/native/EnumMaskIterator.h"
#include "dawn/native/IntegerTypes.h"
#include "dawn/native/ToBackend.h"
#include "dawn/native/d3d/D3DError.h"
#include "dawn/native/d3d/UtilsD3D.h"
#include "dawn/native/d3d11/DeviceD3D11.h"
#include "dawn/native/d3d11/Forward.h"
#include "dawn/native/d3d11/UtilsD3D11.h"
namespace dawn::native::d3d11 {
namespace {
UINT D3D11TextureBindFlags(wgpu::TextureUsage usage, const Format& format) {
bool isDepthOrStencilFormat = format.HasDepthOrStencil();
UINT bindFlags = 0;
if (usage & wgpu::TextureUsage::TextureBinding) {
bindFlags |= D3D11_BIND_SHADER_RESOURCE;
}
if (usage & wgpu::TextureUsage::StorageBinding) {
bindFlags |= D3D11_BIND_UNORDERED_ACCESS;
}
if (usage & wgpu::TextureUsage::RenderAttachment) {
bindFlags |= isDepthOrStencilFormat ? D3D11_BIND_DEPTH_STENCIL : D3D11_BIND_RENDER_TARGET;
}
return bindFlags;
}
Aspect D3D11Aspect(Aspect aspect) {
// https://learn.microsoft.com/en-us/windows/win32/direct3d12/subresources
// Planar formats existed in Direct3D 11, but individual planes could not be addressed
// individually.
if (IsSubset(aspect, Aspect::Depth | Aspect::Stencil)) {
return Aspect::CombinedDepthStencil;
}
ASSERT(HasOneBit(aspect));
return aspect;
}
} // namespace
// static
ResultOrError<Ref<Texture>> Texture::Create(Device* device, const TextureDescriptor* descriptor) {
Ref<Texture> texture = AcquireRef(
new Texture(device, descriptor, TextureState::OwnedInternal, /*isStaging=*/false));
DAWN_TRY(texture->InitializeAsInternalTexture());
return std::move(texture);
}
// static
ResultOrError<Ref<Texture>> Texture::Create(Device* device,
const TextureDescriptor* descriptor,
ComPtr<ID3D11Resource> d3d11Texture) {
Ref<Texture> dawnTexture = AcquireRef(
new Texture(device, descriptor, TextureState::OwnedExternal, /*isStaging=*/false));
DAWN_TRY(dawnTexture->InitializeAsSwapChainTexture(std::move(d3d11Texture)));
return std::move(dawnTexture);
}
ResultOrError<Ref<Texture>> Texture::CreateStaging(Device* device,
const TextureDescriptor* descriptor) {
Ref<Texture> texture = AcquireRef(
new Texture(device, descriptor, TextureState::OwnedInternal, /*isStaging=*/true));
DAWN_TRY(texture->InitializeAsInternalTexture());
return std::move(texture);
}
template <typename T>
T Texture::GetD3D11TextureDesc() const {
T desc;
if constexpr (std::is_same<T, D3D11_TEXTURE1D_DESC>::value) {
desc.Width = GetSize().width;
desc.ArraySize = GetArrayLayers();
desc.MiscFlags = 0;
} else if constexpr (std::is_same<T, D3D11_TEXTURE2D_DESC>::value) {
desc.Width = GetSize().width;
desc.Height = GetSize().height;
desc.ArraySize = GetArrayLayers();
desc.SampleDesc.Count = GetSampleCount();
desc.SampleDesc.Quality = 0;
desc.MiscFlags = 0;
if (GetArrayLayers() >= 6 && desc.Width == desc.Height) {
// Texture layers are more than 6. It can be used as a cube map.
desc.MiscFlags |= D3D11_RESOURCE_MISC_TEXTURECUBE;
}
} else if constexpr (std::is_same<T, D3D11_TEXTURE3D_DESC>::value) {
desc.Width = GetSize().width;
desc.Height = GetSize().height;
desc.Depth = GetSize().depthOrArrayLayers;
desc.MiscFlags = 0;
}
desc.MipLevels = static_cast<UINT16>(GetNumMipLevels());
desc.Format = GetD3D11Format();
desc.Usage = mIsStaging ? D3D11_USAGE_STAGING : D3D11_USAGE_DEFAULT;
desc.BindFlags = D3D11TextureBindFlags(GetInternalUsage(), GetFormat());
constexpr UINT kCPUReadWriteFlags = D3D11_CPU_ACCESS_READ | D3D11_CPU_ACCESS_WRITE;
desc.CPUAccessFlags = mIsStaging ? kCPUReadWriteFlags : 0;
return desc;
}
MaybeError Texture::InitializeAsInternalTexture() {
Device* device = ToBackend(GetDevice());
if (GetFormat().isRenderable && !mIsStaging) {
// If the texture format is renderable, we need to add the render attachment usage
// internally, so the texture can be cleared with GPU.
AddInternalUsage(wgpu::TextureUsage::RenderAttachment);
}
switch (GetDimension()) {
case wgpu::TextureDimension::e1D: {
D3D11_TEXTURE1D_DESC desc = GetD3D11TextureDesc<D3D11_TEXTURE1D_DESC>();
ComPtr<ID3D11Texture1D> d3d11Texture1D;
DAWN_TRY(CheckOutOfMemoryHRESULT(
device->GetD3D11Device()->CreateTexture1D(&desc, nullptr, &d3d11Texture1D),
"D3D11 create texture1d"));
mD3d11Resource = std::move(d3d11Texture1D);
break;
}
case wgpu::TextureDimension::e2D: {
D3D11_TEXTURE2D_DESC desc = GetD3D11TextureDesc<D3D11_TEXTURE2D_DESC>();
ComPtr<ID3D11Texture2D> d3d11Texture2D;
DAWN_TRY(CheckOutOfMemoryHRESULT(
device->GetD3D11Device()->CreateTexture2D(&desc, nullptr, &d3d11Texture2D),
"D3D11 create texture2d"));
mD3d11Resource = std::move(d3d11Texture2D);
break;
}
case wgpu::TextureDimension::e3D: {
D3D11_TEXTURE3D_DESC desc = GetD3D11TextureDesc<D3D11_TEXTURE3D_DESC>();
ComPtr<ID3D11Texture3D> d3d11Texture3D;
DAWN_TRY(CheckOutOfMemoryHRESULT(
device->GetD3D11Device()->CreateTexture3D(&desc, nullptr, &d3d11Texture3D),
"D3D11 create texture3d"));
mD3d11Resource = std::move(d3d11Texture3D);
break;
}
}
// Staging texture is used internally, so we don't need to clear it.
if (device->IsToggleEnabled(Toggle::NonzeroClearResourcesOnCreationForTesting) && !mIsStaging) {
CommandRecordingContext* commandContext = device->GetPendingCommandContext();
DAWN_TRY(Clear(commandContext, GetAllSubresources(), TextureBase::ClearValue::NonZero));
}
SetLabelImpl();
return {};
}
MaybeError Texture::InitializeAsSwapChainTexture(ComPtr<ID3D11Resource> d3d11Texture) {
mD3d11Resource = std::move(d3d11Texture);
SetLabelHelper("Dawn_SwapChainTexture");
return {};
}
Texture::Texture(Device* device,
const TextureDescriptor* descriptor,
TextureState state,
bool isStaging)
: TextureBase(device, descriptor, state), mIsStaging(isStaging) {}
Texture::~Texture() = default;
void Texture::DestroyImpl() {
TextureBase::DestroyImpl();
mD3d11Resource = nullptr;
}
DXGI_FORMAT Texture::GetD3D11Format() const {
return d3d::DXGITextureFormat(GetFormat().format);
}
ID3D11Resource* Texture::GetD3D11Resource() const {
return mD3d11Resource.Get();
}
D3D11_RENDER_TARGET_VIEW_DESC Texture::GetRTVDescriptor(const Format& format,
const SubresourceRange& range) const {
D3D11_RENDER_TARGET_VIEW_DESC rtvDesc;
rtvDesc.Format = d3d::DXGITextureFormat(format.format);
if (IsMultisampledTexture()) {
ASSERT(GetDimension() == wgpu::TextureDimension::e2D);
ASSERT(GetNumMipLevels() == 1);
ASSERT(range.baseMipLevel == 0);
ASSERT(range.baseArrayLayer == 0);
ASSERT(range.layerCount == 1);
rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2DMS;
return rtvDesc;
}
switch (GetDimension()) {
case wgpu::TextureDimension::e2D:
// Currently we always use D3D11_TEX2D_ARRAY_RTV because we cannot specify base
// array layer and layer count in D3D11_TEX2D_RTV. For 2D texture views, we treat
// them as 1-layer 2D array textures. (Just like how we treat SRVs)
// https://docs.microsoft.com/en-us/windows/desktop/api/d3d11/ns-d3d11-d3d11_tex2d_rtv
// https://docs.microsoft.com/en-us/windows/desktop/api/d3d11/ns-d3d11-d3d11_tex2d_array
// _rtv
rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE2DARRAY;
rtvDesc.Texture2DArray.MipSlice = range.baseMipLevel;
rtvDesc.Texture2DArray.FirstArraySlice = range.baseArrayLayer;
rtvDesc.Texture2DArray.ArraySize = range.layerCount;
break;
case wgpu::TextureDimension::e3D:
rtvDesc.ViewDimension = D3D11_RTV_DIMENSION_TEXTURE3D;
rtvDesc.Texture3D.MipSlice = range.baseMipLevel;
rtvDesc.Texture3D.FirstWSlice = range.baseArrayLayer;
rtvDesc.Texture3D.WSize = range.layerCount;
break;
case wgpu::TextureDimension::e1D:
UNREACHABLE();
break;
}
return rtvDesc;
}
D3D11_DEPTH_STENCIL_VIEW_DESC Texture::GetDSVDescriptor(const SubresourceRange& range,
bool depthReadOnly,
bool stencilReadOnly) const {
D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc;
dsvDesc.Format = GetD3D11Format();
dsvDesc.Flags = 0;
if (depthReadOnly && range.aspects & Aspect::Depth) {
dsvDesc.Flags |= D3D11_DSV_READ_ONLY_DEPTH;
}
if (stencilReadOnly && range.aspects & Aspect::Stencil) {
dsvDesc.Flags |= D3D11_DSV_READ_ONLY_STENCIL;
}
if (IsMultisampledTexture()) {
ASSERT(GetNumMipLevels() == 1);
ASSERT(range.baseMipLevel == 0);
ASSERT(range.baseArrayLayer == 0);
ASSERT(range.layerCount == 1);
dsvDesc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2DMS;
} else {
dsvDesc.ViewDimension = D3D11_DSV_DIMENSION_TEXTURE2DARRAY;
dsvDesc.Texture2DArray.MipSlice = range.baseMipLevel;
dsvDesc.Texture2DArray.FirstArraySlice = range.baseArrayLayer;
dsvDesc.Texture2DArray.ArraySize = range.layerCount;
}
return dsvDesc;
}
MaybeError Texture::Clear(CommandRecordingContext* commandContext,
const SubresourceRange& range,
TextureBase::ClearValue clearValue) {
bool isRenderable = GetInternalUsage() & wgpu::TextureUsage::RenderAttachment;
if (!isRenderable) {
// TODO(dawn:1802): Support clearing non-renderable textures.
return DAWN_UNIMPLEMENTED_ERROR("Clearing non-renderable textures");
}
ID3D11DeviceContext* d3d11DeviceContext = commandContext->GetD3D11DeviceContext();
TextureViewDescriptor desc = {};
desc.label = "ClearTextureView";
desc.format = GetFormat().format;
switch (GetDimension()) {
case wgpu::TextureDimension::e1D:
desc.dimension = wgpu::TextureViewDimension::e1D;
break;
case wgpu::TextureDimension::e2D:
desc.dimension = wgpu::TextureViewDimension::e2D;
break;
case wgpu::TextureDimension::e3D:
desc.dimension = wgpu::TextureViewDimension::e3D;
break;
}
desc.baseMipLevel = range.baseMipLevel;
desc.mipLevelCount = range.levelCount;
desc.baseArrayLayer = range.baseArrayLayer;
desc.arrayLayerCount = range.layerCount;
desc.aspect = wgpu::TextureAspect::All;
Ref<TextureView> view = TextureView::Create(this, &desc);
if (GetFormat().HasDepthOrStencil()) {
ComPtr<ID3D11DepthStencilView> d3d11DSV;
DAWN_TRY_ASSIGN(d3d11DSV, view->CreateD3D11DepthStencilView(/*depthReadOnly=*/false,
/*stencilReadOnly=*/false));
UINT clearFlags = 0;
if (GetFormat().HasDepth() && range.aspects & Aspect::Depth) {
clearFlags |= D3D11_CLEAR_DEPTH;
}
if (GetFormat().HasStencil() && range.aspects & Aspect::Stencil) {
clearFlags |= D3D11_CLEAR_STENCIL;
}
d3d11DeviceContext->ClearDepthStencilView(
d3d11DSV.Get(), clearFlags, clearValue == TextureBase::ClearValue::Zero ? 0.0f : 1.0f,
0);
} else {
static constexpr std::array<float, 4> kZero = {0.0f, 0.0f, 0.0f, 0.0f};
static constexpr std::array<float, 4> kNonZero = {1.0f, 1.0f, 1.0f, 1.0f};
ComPtr<ID3D11RenderTargetView> d3d11RTV;
DAWN_TRY_ASSIGN(d3d11RTV, view->CreateD3D11RenderTargetView());
d3d11DeviceContext->ClearRenderTargetView(
d3d11RTV.Get(),
clearValue == TextureBase::ClearValue::Zero ? kZero.data() : kNonZero.data());
}
if (clearValue == TextureBase::ClearValue::Zero) {
SetIsSubresourceContentInitialized(true, range);
GetDevice()->IncrementLazyClearCountForTesting();
}
return {};
}
void Texture::SetLabelHelper(const char* prefix) {
SetDebugName(ToBackend(GetDevice()), mD3d11Resource.Get(), prefix, GetLabel());
}
void Texture::SetLabelImpl() {
SetLabelHelper("Dawn_InternalTexture");
}
MaybeError Texture::EnsureSubresourceContentInitialized(CommandRecordingContext* commandContext,
const SubresourceRange& range) {
if (!ToBackend(GetDevice())->IsToggleEnabled(Toggle::LazyClearResourceOnFirstUse)) {
return {};
}
if (!IsSubresourceContentInitialized(range)) {
// If subresource has not been initialized, clear it to black as it could contain
// dirty bits from recycled memory
DAWN_TRY(Clear(commandContext, range, TextureBase::ClearValue::Zero));
}
return {};
}
MaybeError Texture::Write(CommandRecordingContext* commandContext,
const SubresourceRange& subresources,
const Origin3D& origin,
const Extent3D& size,
const uint8_t* data,
uint32_t bytesPerRow,
uint32_t rowsPerImage) {
ASSERT(size.width != 0 && size.height != 0 && size.depthOrArrayLayers != 0);
if (GetFormat().HasDepth() && GetFormat().HasStencil()) {
return DAWN_UNIMPLEMENTED_ERROR("Write combined depth/stencil textures");
}
if (IsCompleteSubresourceCopiedTo(this, size, subresources.baseMipLevel)) {
SetIsSubresourceContentInitialized(true, subresources);
} else {
// Dawn validation should have ensured that full subresources write for depth/stencil
// textures.
ASSERT(!GetFormat().HasDepthOrStencil());
DAWN_TRY(EnsureSubresourceContentInitialized(commandContext, subresources));
}
D3D11_BOX dstBox;
dstBox.left = origin.x;
dstBox.right = origin.x + size.width;
dstBox.top = origin.y;
dstBox.bottom = origin.y + size.height;
if (GetDimension() == wgpu::TextureDimension::e3D) {
dstBox.front = origin.z;
dstBox.back = origin.z + size.depthOrArrayLayers;
uint32_t subresource =
GetSubresourceIndex(subresources.baseMipLevel, 0, D3D11Aspect(subresources.aspects));
commandContext->GetD3D11DeviceContext1()->UpdateSubresource(GetD3D11Resource(), subresource,
&dstBox, data, bytesPerRow,
bytesPerRow * rowsPerImage);
} else {
dstBox.front = 0;
dstBox.back = 1;
for (uint32_t layer = 0; layer < subresources.layerCount; ++layer) {
uint32_t subresource =
GetSubresourceIndex(subresources.baseMipLevel, subresources.baseArrayLayer + layer,
D3D11Aspect(subresources.aspects));
D3D11_BOX* pDstBox = GetFormat().HasDepthOrStencil() ? nullptr : &dstBox;
commandContext->GetD3D11DeviceContext1()->UpdateSubresource(
GetD3D11Resource(), subresource, pDstBox, data, bytesPerRow, 0);
data += rowsPerImage * bytesPerRow;
}
}
return {};
}
MaybeError Texture::ReadStaging(CommandRecordingContext* commandContext,
const SubresourceRange& subresources,
const Origin3D& origin,
Extent3D size,
uint32_t dstBytesPerRow,
uint32_t dstRowsPerImage,
Texture::ReadCallback callback) {
ASSERT(size.width != 0 && size.height != 0 && size.depthOrArrayLayers != 0);
ASSERT(mIsStaging);
ASSERT(subresources.baseArrayLayer == 0);
ASSERT(origin.z == 0);
ID3D11DeviceContext1* d3d11DeviceContext1 = commandContext->GetD3D11DeviceContext1();
const TexelBlockInfo& blockInfo = GetFormat().GetAspectInfo(subresources.aspects).block;
if (GetDimension() == wgpu::TextureDimension::e2D) {
for (uint32_t layer = 0; layer < subresources.layerCount; ++layer) {
// Copy the staging texture to the buffer.
// The Map() will block until the GPU is done with the texture.
// TODO(dawn:1705): avoid blocking the CPU.
D3D11_MAPPED_SUBRESOURCE mappedResource;
DAWN_TRY(CheckHRESULT(d3d11DeviceContext1->Map(GetD3D11Resource(), layer,
D3D11_MAP_READ, 0, &mappedResource),
"D3D11 map staging texture"));
uint8_t* pSrcData = static_cast<uint8_t*>(mappedResource.pData);
uint32_t bytesPerRow = blockInfo.byteSize * size.width;
uint64_t dstOffset = dstBytesPerRow * dstRowsPerImage * layer;
if (dstBytesPerRow == bytesPerRow && mappedResource.RowPitch == bytesPerRow) {
// If there is no padding in the rows, we can upload the whole image
// in one read.
DAWN_TRY(callback(pSrcData, dstOffset, dstBytesPerRow * size.height));
} else {
// Otherwise, we need to read each row separately.
for (uint32_t y = 0; y < size.height; ++y) {
DAWN_TRY(callback(pSrcData, dstOffset, bytesPerRow));
dstOffset += dstBytesPerRow;
pSrcData += mappedResource.RowPitch;
}
}
d3d11DeviceContext1->Unmap(GetD3D11Resource(), layer);
}
return {};
}
// 3D textures are copied one slice at a time.
// Copy the staging texture to the buffer.
// The Map() will block until the GPU is done with the texture.
// TODO(dawn:1705): avoid blocking the CPU.
D3D11_MAPPED_SUBRESOURCE mappedResource;
DAWN_TRY(CheckHRESULT(
d3d11DeviceContext1->Map(GetD3D11Resource(), 0, D3D11_MAP_READ, 0, &mappedResource),
"D3D11 map staging texture"));
uint32_t bytesPerRow = blockInfo.byteSize * size.width;
for (uint32_t z = 0; z < size.depthOrArrayLayers; ++z) {
uint64_t dstOffset = dstBytesPerRow * dstRowsPerImage * z;
uint8_t* pSrcData =
static_cast<uint8_t*>(mappedResource.pData) + z * mappedResource.DepthPitch;
if (dstBytesPerRow == bytesPerRow && mappedResource.RowPitch == bytesPerRow) {
// If there is no padding in the rows, we can upload the whole image
// in one read.
DAWN_TRY(callback(pSrcData, dstOffset, bytesPerRow * size.height));
} else {
// Otherwise, we need to read each row separately.
for (uint32_t y = 0; y < size.height; ++y) {
DAWN_TRY(callback(pSrcData, dstOffset, bytesPerRow));
dstOffset += dstBytesPerRow;
pSrcData += mappedResource.RowPitch;
}
}
}
d3d11DeviceContext1->Unmap(GetD3D11Resource(), 0);
return {};
}
MaybeError Texture::Read(CommandRecordingContext* commandContext,
const SubresourceRange& subresources,
const Origin3D& origin,
Extent3D size,
uint32_t dstBytesPerRow,
uint32_t dstRowsPerImage,
Texture::ReadCallback callback) {
ASSERT(size.width != 0 && size.height != 0 && size.depthOrArrayLayers != 0);
ASSERT(!mIsStaging);
DAWN_TRY(EnsureSubresourceContentInitialized(commandContext, subresources));
TextureDescriptor desc = {};
desc.label = "CopyTextureToBufferStaging";
desc.dimension = GetDimension();
desc.size = size;
desc.format = GetFormat().format;
desc.mipLevelCount = subresources.levelCount;
desc.sampleCount = GetSampleCount();
Ref<Texture> stagingTexture;
DAWN_TRY_ASSIGN(stagingTexture, CreateStaging(ToBackend(GetDevice()), &desc));
CopyTextureToTextureCmd copyCmd;
copyCmd.source.texture = this;
copyCmd.source.origin = origin;
copyCmd.source.mipLevel = subresources.baseMipLevel;
copyCmd.source.aspect = subresources.aspects;
copyCmd.destination.texture = stagingTexture.Get();
copyCmd.destination.origin = {0, 0, 0};
copyCmd.destination.mipLevel = 0;
copyCmd.destination.aspect = subresources.aspects;
copyCmd.copySize = size;
DAWN_TRY(Texture::Copy(commandContext, &copyCmd));
SubresourceRange stagingSubresources = SubresourceRange::MakeFull(
subresources.aspects, subresources.layerCount, subresources.levelCount);
return stagingTexture->ReadStaging(commandContext, stagingSubresources, {0, 0, 0}, size,
dstBytesPerRow, dstRowsPerImage, callback);
}
// static
MaybeError Texture::Copy(CommandRecordingContext* commandContext, CopyTextureToTextureCmd* copy) {
ASSERT(copy->copySize.width != 0 && copy->copySize.height != 0 &&
copy->copySize.depthOrArrayLayers != 0);
auto& src = copy->source;
auto& dst = copy->destination;
ASSERT(src.aspect == dst.aspect);
// TODO(dawn:1705): support copy between textures with different dimensions.
if (src.texture->GetDimension() != dst.texture->GetDimension()) {
return DAWN_UNIMPLEMENTED_ERROR("Copy between textures with different dimensions");
}
SubresourceRange srcSubresources = GetSubresourcesAffectedByCopy(src, copy->copySize);
DAWN_TRY(ToBackend(src.texture)
->EnsureSubresourceContentInitialized(commandContext, srcSubresources));
SubresourceRange dstSubresources = GetSubresourcesAffectedByCopy(dst, copy->copySize);
if (IsCompleteSubresourceCopiedTo(dst.texture.Get(), copy->copySize, dst.mipLevel)) {
dst.texture->SetIsSubresourceContentInitialized(true, dstSubresources);
} else {
// Partial update subresource of a depth/stencil texture is not allowed.
ASSERT(!dst.texture->GetFormat().HasDepthOrStencil());
DAWN_TRY(ToBackend(dst.texture)
->EnsureSubresourceContentInitialized(commandContext, dstSubresources));
}
D3D11_BOX srcBox;
srcBox.left = src.origin.x;
srcBox.right = src.origin.x + copy->copySize.width;
srcBox.top = src.origin.y;
srcBox.bottom = src.origin.y + copy->copySize.height;
switch (src.texture->GetDimension()) {
case wgpu::TextureDimension::e2D:
srcBox.front = 0;
srcBox.back = 1;
break;
case wgpu::TextureDimension::e3D:
srcBox.front = src.origin.z;
srcBox.back = src.origin.z + copy->copySize.depthOrArrayLayers;
break;
default:
// TODO(dawn:1705): support 1d texture.
UNREACHABLE();
}
bool isWholeSubresource = src.texture->CoverFullSubresource(src.mipLevel, copy->copySize) &&
dst.texture->CoverFullSubresource(dst.mipLevel, copy->copySize);
// Partial update subresource of a depth/stencil texture is not allowed.
ASSERT(isWholeSubresource || !src.texture->GetFormat().HasDepthOrStencil());
for (uint32_t layer = 0; layer < srcSubresources.layerCount; ++layer) {
uint32_t srcSubresource =
src.texture->GetSubresourceIndex(src.mipLevel, srcSubresources.baseArrayLayer + layer,
D3D11Aspect(srcSubresources.aspects));
uint32_t dstSubresource =
dst.texture->GetSubresourceIndex(dst.mipLevel, dstSubresources.baseArrayLayer + layer,
D3D11Aspect(dstSubresources.aspects));
commandContext->GetD3D11DeviceContext1()->CopySubresourceRegion(
ToBackend(dst.texture)->GetD3D11Resource(), dstSubresource, dst.origin.x, dst.origin.y,
0, ToBackend(src.texture)->GetD3D11Resource(), srcSubresource,
isWholeSubresource ? nullptr : &srcBox);
}
return {};
}
// static
Ref<TextureView> TextureView::Create(TextureBase* texture,
const TextureViewDescriptor* descriptor) {
return AcquireRef(new TextureView(texture, descriptor));
}
TextureView::~TextureView() = default;
DXGI_FORMAT TextureView::GetD3D11Format() const {
return d3d::DXGITextureFormat(GetFormat().format);
}
ResultOrError<ComPtr<ID3D11ShaderResourceView>> TextureView::CreateD3D11ShaderResourceView() const {
Device* device = ToBackend(GetDevice());
D3D11_SHADER_RESOURCE_VIEW_DESC srvDesc;
srvDesc.Format = GetD3D11Format();
const Format& textureFormat = GetTexture()->GetFormat();
// TODO(dawn:1705): share below code with D3D12?
if (textureFormat.HasDepthOrStencil()) {
// Configure the SRV descriptor to reinterpret the texture allocated as
// TYPELESS as a single-plane shader-accessible view.
switch (textureFormat.format) {
case wgpu::TextureFormat::Depth32Float:
case wgpu::TextureFormat::Depth24Plus:
srvDesc.Format = DXGI_FORMAT_R32_FLOAT;
break;
case wgpu::TextureFormat::Depth16Unorm:
srvDesc.Format = DXGI_FORMAT_R16_UNORM;
break;
case wgpu::TextureFormat::Stencil8: {
Aspect aspects = GetAspects();
ASSERT(aspects != Aspect::None);
if (!HasZeroOrOneBits(aspects)) {
// A single aspect is not selected. The texture view must not be
// sampled.
srvDesc.Format = DXGI_FORMAT_UNKNOWN;
break;
}
switch (aspects) {
case Aspect::Depth:
srvDesc.Format = DXGI_FORMAT_R24_UNORM_X8_TYPELESS;
break;
case Aspect::Stencil:
srvDesc.Format = DXGI_FORMAT_X24_TYPELESS_G8_UINT;
break;
default:
UNREACHABLE();
break;
}
break;
}
case wgpu::TextureFormat::Depth24PlusStencil8:
case wgpu::TextureFormat::Depth32FloatStencil8: {
Aspect aspects = GetAspects();
ASSERT(aspects != Aspect::None);
if (!HasZeroOrOneBits(aspects)) {
// A single aspect is not selected. The texture view must not be
// sampled.
srvDesc.Format = DXGI_FORMAT_UNKNOWN;
break;
}
switch (aspects) {
case Aspect::Depth:
srvDesc.Format = DXGI_FORMAT_R32_FLOAT_X8X24_TYPELESS;
break;
case Aspect::Stencil:
srvDesc.Format = DXGI_FORMAT_X32_TYPELESS_G8X24_UINT;
break;
default:
UNREACHABLE();
break;
}
break;
}
default:
UNREACHABLE();
break;
}
}
// Currently we always use D3D11_TEX2D_ARRAY_SRV because we cannot specify base array
// layer and layer count in D3D11_TEX2D_SRV. For 2D texture views, we treat them as
// 1-layer 2D array textures. Multisampled textures may only be one array layer, so we
// use D3D11_SRV_DIMENSION_TEXTURE2DMS.
// https://docs.microsoft.com/en-us/windows/desktop/api/d3d11/ns-d3d11-d3d11_tex2d_srv
// https://docs.microsoft.com/en-us/windows/desktop/api/d3d11/ns-d3d11-d3d11_tex2d_array_srv
if (GetTexture()->IsMultisampledTexture()) {
switch (GetDimension()) {
case wgpu::TextureViewDimension::e2DArray:
ASSERT(GetTexture()->GetArrayLayers() == 1);
[[fallthrough]];
case wgpu::TextureViewDimension::e2D:
ASSERT(GetTexture()->GetDimension() == wgpu::TextureDimension::e2D);
srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2DMS;
break;
default:
UNREACHABLE();
}
} else {
switch (GetDimension()) {
case wgpu::TextureViewDimension::e1D:
srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE1D;
srvDesc.Texture1D.MipLevels = GetLevelCount();
srvDesc.Texture1D.MostDetailedMip = GetBaseMipLevel();
break;
case wgpu::TextureViewDimension::e2D:
case wgpu::TextureViewDimension::e2DArray:
ASSERT(GetTexture()->GetDimension() == wgpu::TextureDimension::e2D);
srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE2DARRAY;
srvDesc.Texture2DArray.ArraySize = GetLayerCount();
srvDesc.Texture2DArray.FirstArraySlice = GetBaseArrayLayer();
srvDesc.Texture2DArray.MipLevels = GetLevelCount();
srvDesc.Texture2DArray.MostDetailedMip = GetBaseMipLevel();
break;
case wgpu::TextureViewDimension::Cube:
case wgpu::TextureViewDimension::CubeArray:
ASSERT(GetTexture()->GetDimension() == wgpu::TextureDimension::e2D);
ASSERT(GetLayerCount() % 6 == 0);
srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURECUBEARRAY;
srvDesc.TextureCubeArray.First2DArrayFace = GetBaseArrayLayer();
srvDesc.TextureCubeArray.NumCubes = GetLayerCount() / 6;
srvDesc.TextureCubeArray.MipLevels = GetLevelCount();
srvDesc.TextureCubeArray.MostDetailedMip = GetBaseMipLevel();
break;
case wgpu::TextureViewDimension::e3D:
ASSERT(GetTexture()->GetDimension() == wgpu::TextureDimension::e3D);
srvDesc.ViewDimension = D3D11_SRV_DIMENSION_TEXTURE3D;
srvDesc.Texture3D.MostDetailedMip = GetBaseMipLevel();
srvDesc.Texture3D.MipLevels = GetLevelCount();
break;
case wgpu::TextureViewDimension::Undefined:
UNREACHABLE();
}
}
ComPtr<ID3D11ShaderResourceView> srv;
DAWN_TRY(CheckHRESULT(device->GetD3D11Device()->CreateShaderResourceView(
ToBackend(GetTexture())->GetD3D11Resource(), &srvDesc, &srv),
"CreateShaderResourceView"));
return srv;
}
ResultOrError<ComPtr<ID3D11RenderTargetView>> TextureView::CreateD3D11RenderTargetView() const {
D3D11_RENDER_TARGET_VIEW_DESC rtvDesc =
ToBackend(GetTexture())->GetRTVDescriptor(GetFormat(), GetSubresourceRange());
ComPtr<ID3D11RenderTargetView> rtv;
DAWN_TRY(CheckHRESULT(
ToBackend(GetDevice())
->GetD3D11Device()
->CreateRenderTargetView(ToBackend(GetTexture())->GetD3D11Resource(), &rtvDesc, &rtv),
"CreateRenderTargetView"));
return rtv;
}
ResultOrError<ComPtr<ID3D11DepthStencilView>> TextureView::CreateD3D11DepthStencilView(
bool depthReadOnly,
bool stencilReadOnly) const {
ComPtr<ID3D11DepthStencilView> dsv;
D3D11_DEPTH_STENCIL_VIEW_DESC dsvDesc =
ToBackend(GetTexture())
->GetDSVDescriptor(GetSubresourceRange(), depthReadOnly, stencilReadOnly);
DAWN_TRY(CheckHRESULT(
ToBackend(GetDevice())
->GetD3D11Device()
->CreateDepthStencilView(ToBackend(GetTexture())->GetD3D11Resource(), &dsvDesc, &dsv),
"CreateDepthStencilView"));
return dsv;
}
ResultOrError<ComPtr<ID3D11UnorderedAccessView>> TextureView::CreateD3D11UnorderedAccessView()
const {
D3D11_UNORDERED_ACCESS_VIEW_DESC uavDesc;
uavDesc.Format = GetD3D11Format();
ASSERT(!GetTexture()->IsMultisampledTexture());
switch (GetDimension()) {
case wgpu::TextureViewDimension::e1D:
uavDesc.ViewDimension = D3D11_UAV_DIMENSION_TEXTURE1D;
uavDesc.Texture1D.MipSlice = GetBaseMipLevel();
break;
case wgpu::TextureViewDimension::e2D:
case wgpu::TextureViewDimension::e2DArray:
uavDesc.ViewDimension = D3D11_UAV_DIMENSION_TEXTURE2DARRAY;
uavDesc.Texture2DArray.FirstArraySlice = GetBaseArrayLayer();
uavDesc.Texture2DArray.ArraySize = GetLayerCount();
uavDesc.Texture2DArray.MipSlice = GetBaseMipLevel();
break;
case wgpu::TextureViewDimension::e3D:
uavDesc.ViewDimension = D3D11_UAV_DIMENSION_TEXTURE3D;
uavDesc.Texture3D.FirstWSlice = 0;
uavDesc.Texture3D.WSize = GetTexture()->GetDepth() >> GetBaseMipLevel();
uavDesc.Texture3D.MipSlice = GetBaseMipLevel();
break;
// Cube and Cubemap can't be used as storage texture. So there is no need to create UAV
// descriptor for them.
case wgpu::TextureViewDimension::Cube:
case wgpu::TextureViewDimension::CubeArray:
case wgpu::TextureViewDimension::Undefined:
UNREACHABLE();
}
ComPtr<ID3D11UnorderedAccessView> uav;
DAWN_TRY(CheckHRESULT(ToBackend(GetDevice())
->GetD3D11Device()
->CreateUnorderedAccessView(
ToBackend(GetTexture())->GetD3D11Resource(), &uavDesc, &uav),
"CreateUnorderedAccessView"));
SetDebugName(ToBackend(GetDevice()), uav.Get(), "Dawn_TextureView", GetLabel());
return uav;
}
} // namespace dawn::native::d3d11