dawn-cmake/src/dawn_native/ComputePipeline.cpp

63 lines
2.3 KiB
C++

// 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"
namespace dawn_native {
MaybeError ValidateComputePipelineDescriptor(DeviceBase* device,
const ComputePipelineDescriptor* descriptor) {
if (descriptor->nextInChain != nullptr) {
return DAWN_VALIDATION_ERROR("nextInChain must be nullptr");
}
DAWN_TRY(device->ValidateObject(descriptor->module));
DAWN_TRY(device->ValidateObject(descriptor->layout));
if (descriptor->entryPoint != std::string("main")) {
return DAWN_VALIDATION_ERROR("Currently the entry point has to be main()");
}
if (descriptor->module->GetExecutionModel() != dawn::ShaderStage::Compute) {
return DAWN_VALIDATION_ERROR("Setting module with wrong execution model");
}
if (!descriptor->module->IsCompatibleWithPipelineLayout(descriptor->layout)) {
return DAWN_VALIDATION_ERROR("Stage not compatible with layout");
}
return {};
}
// ComputePipelineBase
ComputePipelineBase::ComputePipelineBase(DeviceBase* device,
const ComputePipelineDescriptor* descriptor)
: PipelineBase(device, descriptor->layout, dawn::ShaderStageBit::Compute) {
ExtractModuleData(dawn::ShaderStage::Compute, descriptor->module);
}
ComputePipelineBase::ComputePipelineBase(DeviceBase* device, ObjectBase::ErrorTag tag)
: PipelineBase(device, tag) {
}
// static
ComputePipelineBase* ComputePipelineBase::MakeError(DeviceBase* device) {
return new ComputePipelineBase(device, ObjectBase::kError);
}
} // namespace dawn_native