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// Copyright 2017 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/CommandBuffer.h"
#include "common/BitSetIterator.h"
#include "dawn_native/Buffer.h"
#include "dawn_native/CommandEncoder.h"
#include "dawn_native/Commands.h"
#include "dawn_native/Format.h"
#include "dawn_native/Texture.h"
namespace dawn_native {
CommandBufferBase::CommandBufferBase(CommandEncoder* encoder, const CommandBufferDescriptor*)
: ObjectBase(encoder->GetDevice()),
mCommands(encoder->AcquireCommands()),
mResourceUsages(encoder->AcquireResourceUsages()) {
}
CommandBufferBase::CommandBufferBase(DeviceBase* device, ObjectBase::ErrorTag tag)
: ObjectBase(device, tag) {
}
CommandBufferBase::~CommandBufferBase() {
Destroy();
}
// static
CommandBufferBase* CommandBufferBase::MakeError(DeviceBase* device) {
return new CommandBufferBase(device, ObjectBase::kError);
}
MaybeError CommandBufferBase::ValidateCanUseInSubmitNow() const {
ASSERT(!IsError());
if (mDestroyed) {
return DAWN_VALIDATION_ERROR("Command buffer reused in submit");
}
return {};
}
void CommandBufferBase::Destroy() {
FreeCommands(&mCommands);
mResourceUsages = {};
mDestroyed = true;
}
const CommandBufferResourceUsage& CommandBufferBase::GetResourceUsages() const {
return mResourceUsages;
}
bool IsCompleteSubresourceCopiedTo(const TextureBase* texture,
const Extent3D copySize,
const uint32_t mipLevel) {
Extent3D extent = texture->GetMipLevelPhysicalSize(mipLevel);
ASSERT(texture->GetDimension() != wgpu::TextureDimension::e1D);
switch (texture->GetDimension()) {
case wgpu::TextureDimension::e2D:
return extent.width == copySize.width && extent.height == copySize.height;
case wgpu::TextureDimension::e3D:
return extent.width == copySize.width && extent.height == copySize.height &&
extent.depthOrArrayLayers == copySize.depthOrArrayLayers;
default:
UNREACHABLE();
}
}
SubresourceRange GetSubresourcesAffectedByCopy(const TextureCopy& copy,
const Extent3D& copySize) {
switch (copy.texture->GetDimension()) {
case wgpu::TextureDimension::e2D:
return {
copy.aspect, {copy.origin.z, copySize.depthOrArrayLayers}, {copy.mipLevel, 1}};
case wgpu::TextureDimension::e3D:
return {copy.aspect, {0, 1}, {copy.mipLevel, 1}};
default:
UNREACHABLE();
}
}
void LazyClearRenderPassAttachments(BeginRenderPassCmd* renderPass) {
for (ColorAttachmentIndex i :
IterateBitSet(renderPass->attachmentState->GetColorAttachmentsMask())) {
auto& attachmentInfo = renderPass->colorAttachments[i];
TextureViewBase* view = attachmentInfo.view.Get();
bool hasResolveTarget = attachmentInfo.resolveTarget != nullptr;
ASSERT(view->GetLayerCount() == 1);
ASSERT(view->GetLevelCount() == 1);
SubresourceRange range = view->GetSubresourceRange();
// If the loadOp is Load, but the subresource is not initialized, use Clear instead.
if (attachmentInfo.loadOp == wgpu::LoadOp::Load &&
!view->GetTexture()->IsSubresourceContentInitialized(range)) {
attachmentInfo.loadOp = wgpu::LoadOp::Clear;
attachmentInfo.clearColor = {0.f, 0.f, 0.f, 0.f};
}
if (hasResolveTarget) {
// We need to set the resolve target to initialized so that it does not get
// cleared later in the pipeline. The texture will be resolved from the
// source color attachment, which will be correctly initialized.
TextureViewBase* resolveView = attachmentInfo.resolveTarget.Get();
ASSERT(resolveView->GetLayerCount() == 1);
ASSERT(resolveView->GetLevelCount() == 1);
resolveView->GetTexture()->SetIsSubresourceContentInitialized(
true, resolveView->GetSubresourceRange());
}
switch (attachmentInfo.storeOp) {
case wgpu::StoreOp::Store:
view->GetTexture()->SetIsSubresourceContentInitialized(true, range);
break;
case wgpu::StoreOp::Clear:
view->GetTexture()->SetIsSubresourceContentInitialized(false, range);
break;
}
}
if (renderPass->attachmentState->HasDepthStencilAttachment()) {
auto& attachmentInfo = renderPass->depthStencilAttachment;
TextureViewBase* view = attachmentInfo.view.Get();
ASSERT(view->GetLayerCount() == 1);
ASSERT(view->GetLevelCount() == 1);
SubresourceRange range = view->GetSubresourceRange();
SubresourceRange depthRange = range;
depthRange.aspects = range.aspects & Aspect::Depth;
SubresourceRange stencilRange = range;
stencilRange.aspects = range.aspects & Aspect::Stencil;
// If the depth stencil texture has not been initialized, we want to use loadop
// clear to init the contents to 0's
if (!view->GetTexture()->IsSubresourceContentInitialized(depthRange) &&
attachmentInfo.depthLoadOp == wgpu::LoadOp::Load) {
attachmentInfo.clearDepth = 0.0f;
attachmentInfo.depthLoadOp = wgpu::LoadOp::Clear;
}
if (!view->GetTexture()->IsSubresourceContentInitialized(stencilRange) &&
attachmentInfo.stencilLoadOp == wgpu::LoadOp::Load) {
attachmentInfo.clearStencil = 0u;
attachmentInfo.stencilLoadOp = wgpu::LoadOp::Clear;
}
view->GetTexture()->SetIsSubresourceContentInitialized(
attachmentInfo.depthStoreOp == wgpu::StoreOp::Store, depthRange);
view->GetTexture()->SetIsSubresourceContentInitialized(
attachmentInfo.stencilStoreOp == wgpu::StoreOp::Store, stencilRange);
}
}
bool IsFullBufferOverwrittenInTextureToBufferCopy(const CopyTextureToBufferCmd* copy) {
ASSERT(copy != nullptr);
if (copy->destination.offset > 0) {
return false;
}
const TextureBase* texture = copy->source.texture.Get();
const TexelBlockInfo& blockInfo =
texture->GetFormat().GetAspectInfo(copy->source.aspect).block;
const uint64_t heightInBlocks = copy->copySize.height / blockInfo.height;
if (copy->destination.rowsPerImage > heightInBlocks) {
return false;
}
const uint64_t copyTextureDataSizePerRow =
copy->copySize.width / blockInfo.width * blockInfo.byteSize;
if (copy->destination.bytesPerRow > copyTextureDataSizePerRow) {
return false;
}
const uint64_t overwrittenRangeSize =
copyTextureDataSizePerRow * heightInBlocks * copy->copySize.depthOrArrayLayers;
if (copy->destination.buffer->GetSize() > overwrittenRangeSize) {
return false;
}
return true;
}
std::array<float, 4> ConvertToFloatColor(dawn_native::Color color) {
const std::array<float, 4> outputValue = {
static_cast<float>(color.r), static_cast<float>(color.g), static_cast<float>(color.b),
static_cast<float>(color.a)};
return outputValue;
}
std::array<int32_t, 4> ConvertToSignedIntegerColor(dawn_native::Color color) {
const std::array<int32_t, 4> outputValue = {
static_cast<int32_t>(color.r), static_cast<int32_t>(color.g),
static_cast<int32_t>(color.b), static_cast<int32_t>(color.a)};
return outputValue;
}
std::array<uint32_t, 4> ConvertToUnsignedIntegerColor(dawn_native::Color color) {
const std::array<uint32_t, 4> outputValue = {
static_cast<uint32_t>(color.r), static_cast<uint32_t>(color.g),
static_cast<uint32_t>(color.b), static_cast<uint32_t>(color.a)};
return outputValue;
}
} // namespace dawn_native