mirror of
https://github.com/KhronosGroup/Vulkan-Hpp.git
synced 2024-09-20 14:02:17 +00:00
d811c3a7e2
* Add samples SecondaryCommandBuffer and SeparateImageSampler. + made some helper functions more explicit. * Add sample Template, some generalizations in utils, some minor improvements in various samples.
71 lines
3.1 KiB
C++
71 lines
3.1 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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#include "vulkan/vulkan.hpp"
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#include <iostream>
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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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// 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 = 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(), 1, &deviceQueueCreateInfo));
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std::vector<uint8_t> data;
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device->getAccelerationStructureHandleNV<uint8_t>({}, data, 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(nullptr);
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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 = std::move(device->allocateCommandBuffersUnique({}, dynamicVectorAllocator, vk::DispatchLoaderDynamic()).front());
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}
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catch (vk::SystemError 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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