mirror of
https://github.com/KhronosGroup/Vulkan-Hpp.git
synced 2024-10-14 16:32:17 +00:00
76 lines
3.4 KiB
C++
76 lines
3.4 KiB
C++
|
// 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 : NoExceptionsRAII
|
||
|
|
// Compile test with VULKAN_HPP_NO_EXCEPTIONS set and using raii-classes
|
||
|
|
// Note: this is _no_ functional test!! Don't ever code this way!!
|
||
|
|
|
||
|
|
#define VULKAN_HPP_NO_EXCEPTIONS
|
||
|
|
|
||
|
|
// for this test, we need to include vulkan_hpp_macros.hpp first to determine if VULKAN_HPP_RAII_NO_EXCEPTIONS is defined in this context
|
||
|
|
#include <vulkan/vulkan_hpp_macros.hpp>
|
||
|
|
|
||
|
|
// only if VULKAN_HPP_RAII_NO_EXCEPTIONS really is defined, this test is meaningfull and needs to compile and run.
|
||
|
|
#if defined( VULKAN_HPP_RAII_NO_EXCEPTIONS )
|
||
|
|
#include <vulkan/vulkan_raii.hpp>
|
||
|
|
|
||
|
|
static char const * AppName = "NoExceptions";
|
||
|
|
static char const * EngineName = "Vulkan.hpp";
|
||
|
|
#endif
|
||
|
|
|
||
|
|
int main( int /*argc*/, char ** /*argv*/ )
|
||
|
|
{
|
||
|
|
#if defined( VULKAN_HPP_RAII_NO_EXCEPTIONS )
|
||
|
|
vk::raii::Context context;
|
||
|
|
|
||
|
|
vk::ApplicationInfo appInfo( AppName, 1, EngineName, 1, VK_API_VERSION_1_1 );
|
||
|
|
auto instance = context.createInstance( { {}, &appInfo } );
|
||
|
|
assert( instance.has_value() );
|
||
|
|
|
||
|
|
auto physicalDevices = instance->enumeratePhysicalDevices();
|
||
|
|
assert( physicalDevices.has_value() );
|
||
|
|
auto physicalDevice = std::move( physicalDevices->front() );
|
||
|
|
|
||
|
|
// get the QueueFamilyProperties of the first PhysicalDevice
|
||
|
|
std::vector<vk::QueueFamilyProperties> queueFamilyProperties = physicalDevice.getQueueFamilyProperties();
|
||
|
|
|
||
|
|
// get the first index into queueFamiliyProperties which supports graphics
|
||
|
|
size_t graphicsQueueFamilyIndex =
|
||
|
|
std::distance( queueFamilyProperties.begin(),
|
||
|
|
std::find_if( queueFamilyProperties.begin(),
|
||
|
|
queueFamilyProperties.end(),
|
||
|
|
[]( vk::QueueFamilyProperties const & qfp ) { return qfp.queueFlags & vk::QueueFlagBits::eGraphics; } ) );
|
||
|
|
assert( graphicsQueueFamilyIndex < queueFamilyProperties.size() );
|
||
|
|
|
||
|
|
// create a Device
|
||
|
|
float queuePriority = 0.0f;
|
||
|
|
vk::DeviceQueueCreateInfo deviceQueueCreateInfo( vk::DeviceQueueCreateFlags(), static_cast<uint32_t>( graphicsQueueFamilyIndex ), 1, &queuePriority );
|
||
|
|
auto device = physicalDevice.createDevice( vk::DeviceCreateInfo( vk::DeviceCreateFlags(), deviceQueueCreateInfo ) );
|
||
|
|
assert( device.has_value() );
|
||
|
|
|
||
|
|
// create a CommandPool to allocate a CommandBuffer from
|
||
|
|
auto commandPool =
|
||
|
|
device->createCommandPool( vk::CommandPoolCreateInfo( vk::CommandPoolCreateFlags(), deviceQueueCreateInfo.queueFamilyIndex ) );
|
||
|
|
assert( commandPool.has_value() );
|
||
|
|
|
||
|
|
// allocate a CommandBuffer from the CommandPool
|
||
|
|
auto commandBuffers = device->allocateCommandBuffers( vk::CommandBufferAllocateInfo( **commandPool, vk::CommandBufferLevel::ePrimary, 1 ) );
|
||
|
|
assert( commandBuffers.has_value() );
|
||
|
|
|
||
|
|
auto commandBuffer = std::move( commandBuffers->front() );
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|