mirror of
https://github.com/KhronosGroup/Vulkan-Hpp.git
synced 2024-09-20 05:52:16 +00:00
57 lines
1.6 KiB
C++
57 lines
1.6 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 : Hash
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// Compile test on using std::hash on handles
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#include "vulkan/vulkan.hpp"
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#include <iostream>
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#include <unordered_map>
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#include <unordered_set>
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static char const * AppName = "Hash";
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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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auto h1 = std::hash<vk::Instance>{}( *instance );
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auto h2 = std::hash<VkInstance>{}( *instance );
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assert( h1 == h2 );
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std::unordered_set<vk::Instance> uset;
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uset.insert( *instance );
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std::unordered_map<vk::Instance, size_t> umap;
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umap[*instance] = 1;
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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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