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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"
#include "dawn_native/ObjectType_autogen.h"
namespace dawn_native {
MaybeError ValidateComputePipelineDescriptor(DeviceBase* device,
const ComputePipelineDescriptor* descriptor) {
if (descriptor->nextInChain != nullptr) {
return DAWN_FORMAT_VALIDATION_ERROR("nextInChain must be nullptr.");
}
if (descriptor->layout != nullptr) {
DAWN_TRY(device->ValidateObject(descriptor->layout));
}
return ValidateProgrammableStage(
device, descriptor->compute.module, descriptor->compute.entryPoint,
descriptor->compute.constantCount, descriptor->compute.constants, descriptor->layout,
SingleShaderStage::Compute);
}
// ComputePipelineBase
ComputePipelineBase::ComputePipelineBase(DeviceBase* device,
const ComputePipelineDescriptor* descriptor)
: PipelineBase(device,
descriptor->layout,
descriptor->label,
{{SingleShaderStage::Compute, descriptor->compute.module,
descriptor->compute.entryPoint, descriptor->compute.constantCount,
descriptor->compute.constants}}) {
SetContentHash(ComputeContentHash());
TrackInDevice();
}
ComputePipelineBase::ComputePipelineBase(DeviceBase* device) : PipelineBase(device) {
TrackInDevice();
}
ComputePipelineBase::ComputePipelineBase(DeviceBase* device, ObjectBase::ErrorTag tag)
: PipelineBase(device, tag) {
}
ComputePipelineBase::~ComputePipelineBase() = default;
bool ComputePipelineBase::Destroy() {
bool wasDestroyed = ApiObjectBase::Destroy();
if (wasDestroyed && IsCachedReference()) {
// Do not uncache the actual cached object if we are a blueprint or already destroyed.
GetDevice()->UncacheComputePipeline(this);
}
return wasDestroyed;
}
// static
ComputePipelineBase* ComputePipelineBase::MakeError(DeviceBase* device) {
class ErrorComputePipeline final : public ComputePipelineBase {
public:
ErrorComputePipeline(DeviceBase* device)
: ComputePipelineBase(device, ObjectBase::kError) {
}
MaybeError Initialize() override {
UNREACHABLE();
return {};
}
};
return new ErrorComputePipeline(device);
}
ObjectType ComputePipelineBase::GetType() const {
return ObjectType::ComputePipeline;
}
bool ComputePipelineBase::EqualityFunc::operator()(const ComputePipelineBase* a,
const ComputePipelineBase* b) const {
return PipelineBase::EqualForCache(a, b);
}
} // namespace dawn_native