Vulkan-Hpp/RAII_Samples/03_InitDevice/03_InitDevice.cpp

67 lines
2.2 KiB
C++

// Copyright(c) 2018-2019, NVIDIA CORPORATION. All rights reserved.
//
// 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.
//
// VulkanHpp Samples : 03_InitDeviceRAII
// Create and destroy a device
#include "../utils/utils.hpp"
#include <iostream>
static char const * AppName = "03_InitDeviceRAII";
static char const * EngineName = "Vulkan.hpp";
int main( int /*argc*/, char ** /*argv*/ )
{
try
{
vk::raii::Context context;
vk::raii::Instance instance = vk::raii::su::makeInstance( context, AppName, EngineName );
#if !defined( NDEBUG )
vk::raii::DebugUtilsMessengerEXT debugUtilsMessenger( instance, vk::su::makeDebugUtilsMessengerCreateInfoEXT() );
#endif
vk::raii::PhysicalDevice physicalDevice = std::move( vk::raii::PhysicalDevices( instance ).front() );
/* VULKAN_HPP_KEY_START */
// find the index of the first queue family that supports graphics
uint32_t graphicsQueueFamilyIndex = vk::su::findGraphicsQueueFamilyIndex( physicalDevice.getQueueFamilyProperties() );
// create a Device
float queuePriority = 0.0f;
vk::DeviceQueueCreateInfo deviceQueueCreateInfo( {}, graphicsQueueFamilyIndex, 1, &queuePriority );
vk::DeviceCreateInfo deviceCreateInfo( {}, deviceQueueCreateInfo );
vk::raii::Device device( physicalDevice, deviceCreateInfo );
/* VULKAN_HPP_KEY_END */
}
catch ( vk::SystemError & err )
{
std::cout << "vk::SystemError: " << err.what() << std::endl;
exit( -1 );
}
catch ( std::exception & err )
{
std::cout << "std::exception: " << err.what() << std::endl;
exit( -1 );
}
catch ( ... )
{
std::cout << "unknown error\n";
exit( -1 );
}
return 0;
}