Vulkan-Hpp/samples/08_InitPipelineLayout/08_InitPipelineLayout.cpp

78 lines
2.8 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 : 08_InitPipelineLayout
// Initialize a descriptor and pipeline layout
#include "../utils/utils.hpp"
#include <iostream>
static char const * AppName = "08_InitPipelineLayout";
static char const * EngineName = "Vulkan.hpp";
int main( int /*argc*/, char ** /*argv*/ )
{
try
{
vk::Instance instance = vk::su::createInstance( AppName, EngineName );
#if !defined( NDEBUG )
vk::DebugUtilsMessengerEXT debugUtilsMessenger = instance.createDebugUtilsMessengerEXT( vk::su::makeDebugUtilsMessengerCreateInfoEXT() );
#endif
vk::PhysicalDevice physicalDevice = instance.enumeratePhysicalDevices().front();
uint32_t graphicsQueueFamilyIndex = vk::su::findGraphicsQueueFamilyIndex( physicalDevice.getQueueFamilyProperties() );
vk::Device device = vk::su::createDevice( physicalDevice, graphicsQueueFamilyIndex );
/* VULKAN_HPP_KEY_START */
// create a DescriptorSetLayout
vk::DescriptorSetLayoutBinding descriptorSetLayoutBinding( 0, vk::DescriptorType::eUniformBuffer, 1, vk::ShaderStageFlagBits::eVertex );
vk::DescriptorSetLayout descriptorSetLayout =
device.createDescriptorSetLayout( vk::DescriptorSetLayoutCreateInfo( vk::DescriptorSetLayoutCreateFlags(), descriptorSetLayoutBinding ) );
// create a PipelineLayout using that DescriptorSetLayout
vk::PipelineLayout pipelineLayout = device.createPipelineLayout( vk::PipelineLayoutCreateInfo( vk::PipelineLayoutCreateFlags(), descriptorSetLayout ) );
// destroy the pipelineLayout and the descriptorSetLayout
device.destroyPipelineLayout( pipelineLayout );
device.destroyDescriptorSetLayout( descriptorSetLayout );
/* VULKAN_HPP_KEY_END */
device.destroy();
#if !defined( NDEBUG )
instance.destroyDebugUtilsMessengerEXT( debugUtilsMessenger );
#endif
instance.destroy();
}
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;
}