Introduce raii-compliant handle wrapper classes.

RAII_Samples/EnumerateDevicesAdvanced/CMakeLists.txt

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+# 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.
+
+cmake_minimum_required(VERSION 3.2)
+
+project(RAII_EnumerateDevicesAdvanced)
+
+set(HEADERS
+)
+
+set(SOURCES
+  EnumerateDevicesAdvanced.cpp
+)
+
+source_group(headers FILES ${HEADERS})
+source_group(sources FILES ${SOURCES})
+
+add_executable(RAII_EnumerateDevicesAdvanced
+  ${HEADERS}
+  ${SOURCES}
+)
+
+set_target_properties(RAII_EnumerateDevicesAdvanced PROPERTIES FOLDER "RAII_Samples")
+target_link_libraries(RAII_EnumerateDevicesAdvanced PRIVATE utils)

RAII_Samples/EnumerateDevicesAdvanced/EnumerateDevicesAdvanced.cpp

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+// 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 : EnumerateDevicesAdvanced
+//                     Enumerate physical devices
+
+#include "../utils/utils.hpp"
+#include "vulkan/vulkan_raii.hpp"
+
+#include <iomanip>
+#include <iostream>
+
+static char const * AppName    = "EnumerateDevicesAdvanced";
+static char const * EngineName = "Vulkan.hpp";
+
+int main( int /*argc*/, char ** /*argv*/ )
+{
+  try
+  {
+    std::unique_ptr<vk::raii::Context>  context = vk::raii::su::make_unique<vk::raii::Context>();
+    std::unique_ptr<vk::raii::Instance> instance =
+      vk::raii::su::makeUniqueInstance( *context, AppName, EngineName, {}, vk::su::getInstanceExtensions() );
+#if !defined( NDEBUG )
+    std::unique_ptr<vk::raii::DebugUtilsMessengerEXT> debugUtilsMessenger =
+      vk::raii::su::makeUniqueDebugUtilsMessengerEXT( *instance );
+#endif
+
+    /* VULKAN_HPP_KEY_START */
+
+    // enumerate the physicalDevices
+    vk::raii::PhysicalDevices physicalDevices( *instance );
+
+    for ( auto const & pdh : physicalDevices )
+    {
+      vk::PhysicalDeviceProperties properties = pdh.getProperties();
+
+      std::cout << "apiVersion: ";
+      std::cout << ( ( properties.apiVersion >> 22 ) & 0xfff ) << '.';  // Major.
+      std::cout << ( ( properties.apiVersion >> 12 ) & 0x3ff ) << '.';  // Minor.
+      std::cout << ( properties.apiVersion & 0xfff );                   // Patch.
+      std::cout << '\n';
+
+      std::cout << "driverVersion: " << properties.driverVersion << '\n';
+
+      std::cout << std::showbase << std::internal << std::setfill( '0' ) << std::hex;
+      std::cout << "vendorId: " << std::setw( 6 ) << properties.vendorID << '\n';
+      std::cout << "deviceId: " << std::setw( 6 ) << properties.deviceID << '\n';
+      std::cout << std::noshowbase << std::right << std::setfill( ' ' ) << std::dec;
+
+      std::cout << "deviceType: " << vk::to_string( properties.deviceType ) << "\n";
+
+      std::cout << "deviceName: " << properties.deviceName << '\n';
+
+      std::cout << "pipelineCacheUUID: " << vk::su::UUID( properties.pipelineCacheUUID ) << "\n\n";
+    }
+
+    /* VULKAN_HPP_KEY_END */
+  }
+  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;
+}