mirror of
https://github.com/KhronosGroup/Vulkan-Hpp.git
synced 2024-10-14 16:32:17 +00:00
82 lines
3.0 KiB
C++
82 lines
3.0 KiB
C++
// Copyright(c) 2019, 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 : 11_InitShaders
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// Initialize vertex and fragment shaders
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#include "../utils/shaders.hpp"
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#include "../utils/utils.hpp"
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#include "vulkan/vulkan.hpp"
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#include "SPIRV/GlslangToSpv.h"
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#include <iostream>
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static char const* AppName = "11_InitShaders";
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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::UniqueInstance instance = vk::su::createInstance(AppName, EngineName, {}, vk::su::getInstanceExtensions());
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#if !defined(NDEBUG)
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vk::UniqueDebugUtilsMessengerEXT debugUtilsMessenger = vk::su::createDebugUtilsMessenger(instance);
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#endif
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vk::PhysicalDevice physicalDevice = instance->enumeratePhysicalDevices().front();
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vk::UniqueDevice device = vk::su::createDevice(physicalDevice, vk::su::findGraphicsQueueFamilyIndex(physicalDevice.getQueueFamilyProperties()));
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/* VULKAN_HPP_KEY_START */
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glslang::InitializeProcess();
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std::vector<unsigned int> vertexShaderSPV;
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bool ok = vk::su::GLSLtoSPV(vk::ShaderStageFlagBits::eVertex, vertexShaderText_PC_C, vertexShaderSPV);
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assert(ok);
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vk::ShaderModuleCreateInfo vertexShaderModuleCreateInfo(vk::ShaderModuleCreateFlags(), vertexShaderSPV.size() * sizeof(unsigned int), vertexShaderSPV.data());
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vk::UniqueShaderModule vertexShaderModule = device->createShaderModuleUnique(vertexShaderModuleCreateInfo);
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std::vector<unsigned int> fragmentShaderSPV;
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ok = vk::su::GLSLtoSPV(vk::ShaderStageFlagBits::eFragment, fragmentShaderText_C_C, fragmentShaderSPV);
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assert(ok);
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vk::ShaderModuleCreateInfo fragmentShaderModuleCreateInfo(vk::ShaderModuleCreateFlags(), fragmentShaderSPV.size() * sizeof(unsigned int), fragmentShaderSPV.data());
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vk::UniqueShaderModule fragmentShaderModule = device->createShaderModuleUnique(fragmentShaderModuleCreateInfo);
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glslang::FinalizeProcess();
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// Note: No need to explicitly destroy the ShaderModules, as the corresponding destroy
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// functions are called by the destructor of the UniqueShaderModule on leaving this scope.
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/* VULKAN_HPP_KEY_END */
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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 (std::runtime_error err)
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{
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std::cout << "std::runtime_error: " << 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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