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// Copyright 2019 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/vulkan/AdapterVk.h"
#include "dawn_native/vulkan/BackendVk.h"
#include "dawn_native/vulkan/DeviceVk.h"
namespace dawn_native { namespace vulkan {
Adapter::Adapter(Backend* backend, VkPhysicalDevice physicalDevice)
: AdapterBase(backend->GetInstance(), BackendType::Vulkan),
mPhysicalDevice(physicalDevice),
mBackend(backend) {
}
const VulkanDeviceInfo& Adapter::GetDeviceInfo() const {
return mDeviceInfo;
}
VkPhysicalDevice Adapter::GetPhysicalDevice() const {
return mPhysicalDevice;
}
Backend* Adapter::GetBackend() const {
return mBackend;
}
MaybeError Adapter::Initialize() {
DAWN_TRY_ASSIGN(mDeviceInfo, GatherDeviceInfo(*this));
if (!mDeviceInfo.maintenance1 &&
mDeviceInfo.properties.apiVersion < VK_MAKE_VERSION(1, 1, 0)) {
return DAWN_DEVICE_LOST_ERROR(
"Dawn requires Vulkan 1.1 or Vulkan 1.0 with KHR_Maintenance1 in order to support "
"viewport flipY");
}
InitializeSupportedExtensions();
mPCIInfo.deviceId = mDeviceInfo.properties.deviceID;
mPCIInfo.vendorId = mDeviceInfo.properties.vendorID;
mPCIInfo.name = mDeviceInfo.properties.deviceName;
switch (mDeviceInfo.properties.deviceType) {
case VK_PHYSICAL_DEVICE_TYPE_INTEGRATED_GPU:
mDeviceType = DeviceType::IntegratedGPU;
break;
case VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU:
mDeviceType = DeviceType::DiscreteGPU;
break;
case VK_PHYSICAL_DEVICE_TYPE_CPU:
mDeviceType = DeviceType::CPU;
break;
default:
mDeviceType = DeviceType::Unknown;
break;
}
return {};
}
void Adapter::InitializeSupportedExtensions() {
if (mDeviceInfo.features.textureCompressionBC == VK_TRUE) {
mSupportedExtensions.EnableExtension(Extension::TextureCompressionBC);
}
}
ResultOrError<DeviceBase*> Adapter::CreateDeviceImpl(const DeviceDescriptor* descriptor) {
std::unique_ptr<Device> device = std::make_unique<Device>(this, descriptor);
DAWN_TRY(device->Initialize());
return device.release();
}
}} // namespace dawn_native::vulkan
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