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// Copyright 2019 The Amber 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_device_metal.h"
#include "amber/result.h"
#include "dawn/dawncpp.h"
#include "dawn_native/DawnNative.h"
#include "dawn_native/MetalBackend.h"
namespace sample {
namespace dawn {
amber::Result CreateMetalDevice(::dawn_native::Instance* dawn_instance_ptr,
::dawn::Device* device_ptr) {
if (!dawn_instance_ptr) {
return amber::Result(
"::amber::dawn::CreateMetalDevice: invalid dawn instance parameter");
}
if (!device_ptr) {
return amber::Result(
"::amber::dawn::CreateMetalDevice: invalid device parameter");
}
*device_ptr = nullptr;
dawn_instance_ptr->DiscoverDefaultAdapters();
for (dawn_native::Adapter adapter : dawn_instance_ptr->GetAdapters()) {
if (adapter.GetBackendType() == ::dawn_native::BackendType::Metal) {
*device_ptr = ::dawn::Device::Acquire(adapter.CreateDevice());
return {};
}
}
return amber::Result(
"::amber::dawn::CreateMetalDevice: Failed to create metal device");
}
} // namespace dawn
} // namespace sample
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