Vulkan-Hpp/tests/DispatchLoaderDynamic/DispatchLoaderDynamic.cpp

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// Copyright(c) 2018, 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 : DispatchLoaderDynamic
// Compile test on DispatchLoaderDynamic functions
#define VULKAN_HPP_DISPATCH_LOADER_DYNAMIC 1
#include <vulkan/vulkan.h>
#include "vulkan/vulkan.hpp"
#include <iostream>
#include <map>
VULKAN_HPP_DEFAULT_DISPATCH_LOADER_DYNAMIC_STORAGE
int main(int /*argc*/, char ** /*argv*/)
{
try
{
vk::DynamicLoader dl;
PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr = dl.getProcAddress<PFN_vkGetInstanceProcAddr>("vkGetInstanceProcAddr");
VULKAN_HPP_DEFAULT_DISPATCHER.init(vkGetInstanceProcAddr);
vk::Instance instance = vk::createInstance({}, nullptr);
// initialize function pointers for instance
VULKAN_HPP_DEFAULT_DISPATCHER.init(instance);
// create a dispatcher, based on additional vkDevice/vkGetDeviceProcAddr
std::vector<vk::PhysicalDevice> physicalDevices = instance.enumeratePhysicalDevices();
assert(!physicalDevices.empty());
vk::Device device = physicalDevices[0].createDevice({}, nullptr);
// function pointer specialization for device
VULKAN_HPP_DEFAULT_DISPATCHER.init(device);
}
catch (vk::SystemError const& err)
{
std::cout << "vk::SystemError: " << err.what() << std::endl;
exit(-1);
}
catch (...)
{
std::cout << "unknown error\n";
exit(-1);
}
return 0;
}