Vulkan-Hpp/samples/InstanceExtensionProperties/InstanceExtensionProperties.cpp

64 lines
2.0 KiB
C++

// Copyright(c) 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 : InstanceExtensionProperties
// Get global extension properties to know what extension are available to enable at CreateInstance
// time.
#include <iostream>
#include <sstream>
#include <vulkan/vulkan.hpp>
int main( int /*argc*/, char ** /*argv*/ )
{
try
{
/* VULKAN_KEY_START */
std::vector<vk::ExtensionProperties> extensionProperties = vk::enumerateInstanceExtensionProperties();
// sort the extensions alphabetically
std::sort( extensionProperties.begin(),
extensionProperties.end(),
[]( vk::ExtensionProperties const & a, vk::ExtensionProperties const & b ) { return strcmp( a.extensionName, b.extensionName ) < 0; } );
std::cout << "Instance Extensions:" << std::endl;
for ( auto const & ep : extensionProperties )
{
std::cout << ep.extensionName << ":" << std::endl;
std::cout << "\tVersion: " << ep.specVersion << std::endl;
std::cout << std::endl;
}
/* VULKAN_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;
}