95 lines
4.1 KiB
C++
95 lines
4.1 KiB
C++
// Copyright(c) 2018, NVIDIA CORPORATION. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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// VulkanHpp Samples : DeviceFunctions
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// Compile test on device functions
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// ignore warning 4189: local variable is initialized but not referenced
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#if defined( _MSC_VER )
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# pragma warning( disable : 4189 )
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#elif defined( __GNUC__ )
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# pragma GCC diagnostic ignored "-Wunused-variable"
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#else
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// unknow compiler... just ignore the warnings for yourselves ;)
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#endif
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#undef VULKAN_HPP_DISPATCH_LOADER_DYNAMIC
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#define VULKAN_HPP_DISPATCH_LOADER_DYNAMIC 0
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#include <iostream>
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#include <vulkan/vulkan.hpp>
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static char const * AppName = "DeviceFunctions";
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static char const * EngineName = "Vulkan.hpp";
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int main( int /*argc*/, char ** /*argv*/ )
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{
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try
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{
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vk::ApplicationInfo appInfo( AppName, 1, EngineName, 1, VK_API_VERSION_1_1 );
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vk::UniqueInstance instance = vk::createInstanceUnique( vk::InstanceCreateInfo( {}, &appInfo ) );
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vk::PhysicalDevice physicalDevice = instance->enumeratePhysicalDevices().front();
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uint32_t propertyCount;
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physicalDevice.getQueueFamilyProperties( &propertyCount, nullptr );
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// get the QueueFamilyProperties of the first PhysicalDevice
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std::vector<vk::QueueFamilyProperties> queueFamilyProperties = physicalDevice.getQueueFamilyProperties();
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// get the first index into queueFamiliyProperties which supports graphics
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size_t graphicsQueueFamilyIndex =
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std::distance( queueFamilyProperties.begin(),
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std::find_if( queueFamilyProperties.begin(),
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queueFamilyProperties.end(),
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[]( vk::QueueFamilyProperties const & qfp ) { return qfp.queueFlags & vk::QueueFlagBits::eGraphics; } ) );
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assert( graphicsQueueFamilyIndex < queueFamilyProperties.size() );
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// create a UniqueDevice
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float queuePriority = 0.0f;
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vk::DeviceQueueCreateInfo deviceQueueCreateInfo( vk::DeviceQueueCreateFlags(), static_cast<uint32_t>( graphicsQueueFamilyIndex ), 1, &queuePriority );
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vk::UniqueDevice device = physicalDevice.createDeviceUnique( vk::DeviceCreateInfo( vk::DeviceCreateFlags(), deviceQueueCreateInfo ) );
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uint64_t handle = device->getAccelerationStructureHandleNV<uint8_t>( {}, vk::DispatchLoaderDynamic() );
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std::vector<vk::UniqueCommandBuffer>::allocator_type vectorAllocator;
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vk::UniqueCommandBuffer commandBuffer = std::move( device->allocateCommandBuffersUnique( {}, vectorAllocator, vk::DispatchLoaderStatic() ).front() );
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commandBuffer->begin( vk::CommandBufferBeginInfo() );
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std::vector<vk::UniqueHandle<vk::CommandBuffer, vk::DispatchLoaderDynamic>>::allocator_type dynamicVectorAllocator;
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vk::UniqueHandle<vk::CommandBuffer, vk::DispatchLoaderDynamic> dynamicCommandBuffer =
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std::move( device->allocateCommandBuffersUnique( {}, dynamicVectorAllocator, vk::DispatchLoaderDynamic() ).front() );
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vk::Buffer buffer = device->createBuffer( {} );
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vk::UniqueBuffer uniqueBuffer = vk::UniqueBuffer( buffer, *device );
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vk::DeviceMemory deviceMemory = device->allocateMemory( {} );
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vk::UniqueDeviceMemory uniqueDeviceMemory = vk::UniqueDeviceMemory( deviceMemory, *device );
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vk::ResultValue<std::vector<vk::UniquePipeline>> pipelines = device->createGraphicsPipelinesUnique( nullptr, {} );
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}
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catch ( vk::SystemError const & err )
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{
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std::cout << "vk::SystemError: " << err.what() << std::endl;
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exit( -1 );
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}
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catch ( ... )
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{
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std::cout << "unknown error\n";
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exit( -1 );
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}
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return 0;
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}
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