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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/ComputePipeline.h"
#include "dawn_native/Device.h"
#include "dawn_native/ObjectContentHasher.h"
namespace dawn_native {
FlatComputePipelineDescriptor::FlatComputePipelineDescriptor(
const ComputePipelineDescriptor* descriptor)
: mLabel(descriptor->label != nullptr ? descriptor->label : ""),
mLayout(descriptor->layout) {
label = mLabel.c_str();
layout = mLayout.Get();
// TODO(dawn:800): Remove after deprecation period.
if (descriptor->compute.module == nullptr && descriptor->computeStage.module != nullptr) {
compute.module = descriptor->computeStage.module;
compute.entryPoint = descriptor->computeStage.entryPoint;
} else {
compute.module = descriptor->compute.module;
compute.entryPoint = descriptor->compute.entryPoint;
}
mComputeModule = compute.module;
mEntryPoint = compute.entryPoint;
}
void FlatComputePipelineDescriptor::SetLayout(Ref<PipelineLayoutBase> appliedLayout) {
mLayout = std::move(appliedLayout);
layout = mLayout.Get();
}
MaybeError ValidateComputePipelineDescriptor(DeviceBase* device,
const ComputePipelineDescriptor* descriptor) {
if (descriptor->nextInChain != nullptr) {
return DAWN_VALIDATION_ERROR("nextInChain must be nullptr");
}
if (descriptor->layout != nullptr) {
DAWN_TRY(device->ValidateObject(descriptor->layout));
}
if (descriptor->compute.module != nullptr) {
DAWN_TRY(ValidateProgrammableStage(device, descriptor->compute.module,
descriptor->compute.entryPoint, descriptor->layout,
SingleShaderStage::Compute));
} else {
// TODO(dawn:800): Remove after deprecation period.
device->EmitDeprecationWarning(
"computeStage has been deprecated. Please begin using compute instead.");
DAWN_TRY(ValidateProgrammableStage(device, descriptor->computeStage.module,
descriptor->computeStage.entryPoint,
descriptor->layout, SingleShaderStage::Compute));
}
return {};
}
// ComputePipelineBase
ComputePipelineBase::ComputePipelineBase(DeviceBase* device,
const ComputePipelineDescriptor* descriptor)
: PipelineBase(device,
descriptor->layout,
descriptor->label,
{{SingleShaderStage::Compute, descriptor->compute.module,
descriptor->compute.entryPoint}}) {
}
ComputePipelineBase::ComputePipelineBase(DeviceBase* device, ObjectBase::ErrorTag tag)
: PipelineBase(device, tag) {
}
ComputePipelineBase::~ComputePipelineBase() {
// Do not uncache the actual cached object if we are a blueprint
if (IsCachedReference()) {
GetDevice()->UncacheComputePipeline(this);
}
}
MaybeError ComputePipelineBase::Initialize(const ComputePipelineDescriptor* descriptor) {
return {};
}
// static
ComputePipelineBase* ComputePipelineBase::MakeError(DeviceBase* device) {
return new ComputePipelineBase(device, ObjectBase::kError);
}
bool ComputePipelineBase::EqualityFunc::operator()(const ComputePipelineBase* a,
const ComputePipelineBase* b) const {
return PipelineBase::EqualForCache(a, b);
}
} // namespace dawn_native