Vulkan-Hpp/RAII_Samples/11_InitShaders/11_InitShaders.cpp
2024-03-19 09:08:53 +01:00

87 lines
2.9 KiB
C++

// Copyright(c) 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 : 11_InitShaders
// Initialize vertex and fragment shaders
#include "../utils/shaders.hpp"
#include "../utils/utils.hpp"
#include "SPIRV/GlslangToSpv.h"
#include "glslang/Public/ShaderLang.h"
#include <iostream>
static char const * AppName = "11_InitShaders";
static char const * EngineName = "Vulkan.hpp";
int main( int /*argc*/, char ** /*argv*/ )
{
try
{
vk::raii::Context context;
vk::raii::Instance instance = vk::raii::su::makeInstance( context, AppName, EngineName, {}, vk::su::getInstanceExtensions() );
#if !defined( NDEBUG )
vk::raii::DebugUtilsMessengerEXT debugUtilsMessenger( instance, vk::su::makeDebugUtilsMessengerCreateInfoEXT() );
#endif
vk::raii::PhysicalDevice physicalDevice = vk::raii::PhysicalDevices( instance ).front();
uint32_t graphicsQueueFamilyIndex = vk::su::findGraphicsQueueFamilyIndex( physicalDevice.getQueueFamilyProperties() );
vk::raii::Device device = vk::raii::su::makeDevice( physicalDevice, graphicsQueueFamilyIndex );
/* VULKAN_HPP_KEY_START */
glslang::InitializeProcess();
std::vector<unsigned int> vertexShaderSPV;
#if !defined( NDEBUG )
bool ok =
#endif
vk::su::GLSLtoSPV( vk::ShaderStageFlagBits::eVertex, vertexShaderText_PC_C, vertexShaderSPV );
assert( ok );
vk::ShaderModuleCreateInfo vertexShaderModuleCreateInfo( {}, vertexShaderSPV );
vk::raii::ShaderModule vertexShaderModule( device, vertexShaderModuleCreateInfo );
std::vector<unsigned int> fragmentShaderSPV;
#if !defined( NDEBUG )
ok =
#endif
vk::su::GLSLtoSPV( vk::ShaderStageFlagBits::eFragment, fragmentShaderText_C_C, fragmentShaderSPV );
assert( ok );
vk::ShaderModuleCreateInfo fragmentShaderModuleCreateInfo( {}, fragmentShaderSPV );
vk::raii::ShaderModule fragmentShaderModule( device, fragmentShaderModuleCreateInfo );
glslang::FinalizeProcess();
/* 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;
}