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plumageRender/base/vulkanexamplebase.cpp

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/*
* Vulkan Example base class, stripped down version
*
* Copyright (C) 2016-2018 by Sascha Willems - www.saschawillems.de
*
* This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
*/
#include "VulkanExampleBase.h"
std::vector<const char*> VulkanExampleBase::args;
VKAPI_ATTR VkBool32 VKAPI_CALL debugMessageCallback(VkDebugReportFlagsEXT flags, VkDebugReportObjectTypeEXT objType, uint64_t srcObject, size_t location, int32_t msgCode, const char * pLayerPrefix, const char * pMsg, void * pUserData)
{
std::string prefix("");
if (flags & VK_DEBUG_REPORT_ERROR_BIT_EXT) {
prefix += "ERROR:";
};
if (flags & VK_DEBUG_REPORT_WARNING_BIT_EXT) {
prefix += "WARNING:";
};
if (flags & VK_DEBUG_REPORT_DEBUG_BIT_EXT) {
prefix += "DEBUG:";
}
std::stringstream debugMessage;
debugMessage << prefix << " [" << pLayerPrefix << "] Code " << msgCode << " : " << pMsg;
#if defined(__ANDROID__)
LOGD("%s", debugMessage.str().c_str());
#else
std::cout << debugMessage.str() << "\n \n";
#endif
fflush(stdout);
return VK_FALSE;
}
VkResult VulkanExampleBase::createInstance(bool enableValidation)
{
this->settings.validation = enableValidation;
// Validation can also be forced via a define
#if defined(_VALIDATION)
this->settings.validation = true;
#endif
VkApplicationInfo appInfo = {};
appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
appInfo.pApplicationName = name.c_str();
appInfo.pEngineName = name.c_str();
appInfo.apiVersion = VK_API_VERSION_1_0;
std::vector<const char*> instanceExtensions = { };
if (!settings.headless)
{
instanceExtensions.push_back(VK_KHR_SURFACE_EXTENSION_NAME);
// Enable surface extensions depending on os
#if defined(_WIN32)
instanceExtensions.push_back(VK_KHR_WIN32_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_ANDROID_KHR)
instanceExtensions.push_back(VK_KHR_ANDROID_SURFACE_EXTENSION_NAME);
#elif defined(_DIRECT2DISPLAY)
instanceExtensions.push_back(VK_KHR_DISPLAY_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
instanceExtensions.push_back(VK_KHR_WAYLAND_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_XCB_KHR)
instanceExtensions.push_back(VK_KHR_XCB_SURFACE_EXTENSION_NAME);
#elif defined(VK_USE_PLATFORM_MACOS_MVK)
instanceExtensions.push_back(VK_MVK_MACOS_SURFACE_EXTENSION_NAME);
#endif
#if defined(VK_USE_PLATFORM_MACOS_MVK) && (VK_HEADER_VERSION >= 216)
instanceExtensions.push_back(VK_KHR_PORTABILITY_ENUMERATION_EXTENSION_NAME);
instanceExtensions.push_back(VK_KHR_GET_PHYSICAL_DEVICE_PROPERTIES_2_EXTENSION_NAME);
#endif
}
VkInstanceCreateInfo instanceCreateInfo = {};
instanceCreateInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
instanceCreateInfo.pNext = NULL;
instanceCreateInfo.pApplicationInfo = &appInfo;
#if defined(VK_USE_PLATFORM_MACOS_MVK) && (VK_HEADER_VERSION >= 216)
instanceCreateInfo.flags = VK_INSTANCE_CREATE_ENUMERATE_PORTABILITY_BIT_KHR;
#endif
if (instanceExtensions.size() > 0)
{
if (settings.validation) {
instanceExtensions.push_back(VK_EXT_DEBUG_REPORT_EXTENSION_NAME);
}
instanceCreateInfo.enabledExtensionCount = (uint32_t)instanceExtensions.size();
instanceCreateInfo.ppEnabledExtensionNames = instanceExtensions.data();
}
std::vector<const char *> validationLayerNames;
if (settings.validation) {
validationLayerNames.push_back("VK_LAYER_KHRONOS_validation");
instanceCreateInfo.enabledLayerCount = (uint32_t)validationLayerNames.size();
instanceCreateInfo.ppEnabledLayerNames = validationLayerNames.data();
}
return vkCreateInstance(&instanceCreateInfo, nullptr, &instance);
}
void VulkanExampleBase::prepare()
{
/*
Swapchain
*/
//initSwapchain();
//setupSwapChain();
#if defined(VK_USE_PLATFORM_ANDROID_KHR)
width = swapChain.extent.width;
height = swapChain.extent.height;
#endif
/*
Command pool
*/
VkCommandPoolCreateInfo cmdPoolInfo = {};
cmdPoolInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
cmdPoolInfo.queueFamilyIndex = queueFamilyIndex;
cmdPoolInfo.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT;
VK_CHECK_RESULT(vkCreateCommandPool(device, &cmdPoolInfo, nullptr, &cmdPool));
vulkanDevice->setCommandPool(cmdPool);
/*
Render pass
*/
if (settings.multiSampling) {
std::array<VkAttachmentDescription, 4> attachments = {};
// Multisampled attachment that we render to
attachments[0].format = colorFormat;
attachments[0].samples = settings.sampleCount;
attachments[0].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
attachments[0].storeOp = VK_ATTACHMENT_STORE_OP_STORE;
attachments[0].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachments[0].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachments[0].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attachments[0].finalLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
// This is the frame buffer attachment to where the multisampled image
// will be resolved to and which will be presented to the swapchain
attachments[1].format = colorFormat;
attachments[1].samples = VK_SAMPLE_COUNT_1_BIT;
attachments[1].loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachments[1].storeOp = VK_ATTACHMENT_STORE_OP_STORE;
attachments[1].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachments[1].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachments[1].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attachments[1].finalLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
// Multisampled depth attachment we render to
attachments[2].format = depthFormat;
attachments[2].samples = settings.sampleCount;
attachments[2].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
attachments[2].storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachments[2].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachments[2].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachments[2].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attachments[2].finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
// Depth resolve attachment
attachments[3].format = depthFormat;
attachments[3].samples = VK_SAMPLE_COUNT_1_BIT;
attachments[3].loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachments[3].storeOp = VK_ATTACHMENT_STORE_OP_STORE;
attachments[3].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachments[3].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachments[3].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attachments[3].finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
VkAttachmentReference colorReference = {};
colorReference.attachment = 0;
colorReference.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
VkAttachmentReference depthReference = {};
depthReference.attachment = 2;
depthReference.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
// Resolve attachment reference for the color attachment
VkAttachmentReference resolveReference = {};
resolveReference.attachment = 1;
resolveReference.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
VkSubpassDescription subpass = {};
subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
subpass.colorAttachmentCount = 1;
subpass.pColorAttachments = &colorReference;
// Pass our resolve attachments to the sub pass
subpass.pResolveAttachments = &resolveReference;
subpass.pDepthStencilAttachment = &depthReference;
std::array<VkSubpassDependency, 2> dependencies;
dependencies[0].srcSubpass = VK_SUBPASS_EXTERNAL;
dependencies[0].dstSubpass = 0;
dependencies[0].srcStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependencies[0].dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
dependencies[0].srcAccessMask = VK_ACCESS_MEMORY_READ_BIT;
dependencies[0].dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
dependencies[0].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
dependencies[1].srcSubpass = 0;
dependencies[1].dstSubpass = VK_SUBPASS_EXTERNAL;
dependencies[1].srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
dependencies[1].dstStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependencies[1].srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
dependencies[1].dstAccessMask = VK_ACCESS_MEMORY_READ_BIT;
dependencies[1].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
VkRenderPassCreateInfo renderPassCI = {};
renderPassCI.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
renderPassCI.attachmentCount = static_cast<uint32_t>(attachments.size());
renderPassCI.pAttachments = attachments.data();
renderPassCI.subpassCount = 1;
renderPassCI.pSubpasses = &subpass;
renderPassCI.dependencyCount = 2;
renderPassCI.pDependencies = dependencies.data();
VK_CHECK_RESULT(vkCreateRenderPass(device, &renderPassCI, nullptr, &renderPass));
}
else {
std::array<VkAttachmentDescription, 2> attachments = {};
// Color attachment
attachments[0].format = colorFormat;
attachments[0].samples = VK_SAMPLE_COUNT_1_BIT;
attachments[0].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
attachments[0].storeOp = VK_ATTACHMENT_STORE_OP_STORE;
attachments[0].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
attachments[0].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachments[0].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attachments[0].finalLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
// Depth attachment
attachments[1].format = depthFormat;
attachments[1].samples = VK_SAMPLE_COUNT_1_BIT;
attachments[1].loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
attachments[1].storeOp = VK_ATTACHMENT_STORE_OP_STORE;
attachments[1].stencilLoadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
attachments[1].stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
attachments[1].initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
attachments[1].finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
VkAttachmentReference colorReference = {};
colorReference.attachment = 0;
colorReference.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
VkAttachmentReference depthReference = {};
depthReference.attachment = 1;
depthReference.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
VkSubpassDescription subpassDescription = {};
subpassDescription.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
subpassDescription.colorAttachmentCount = 1;
subpassDescription.pColorAttachments = &colorReference;
subpassDescription.pDepthStencilAttachment = &depthReference;
subpassDescription.inputAttachmentCount = 0;
subpassDescription.pInputAttachments = nullptr;
subpassDescription.preserveAttachmentCount = 0;
subpassDescription.pPreserveAttachments = nullptr;
subpassDescription.pResolveAttachments = nullptr;
// Subpass dependencies for layout transitions
std::array<VkSubpassDependency, 2> dependencies;
dependencies[0].srcSubpass = VK_SUBPASS_EXTERNAL;
dependencies[0].dstSubpass = 0;
dependencies[0].srcStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependencies[0].dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
dependencies[0].srcAccessMask = VK_ACCESS_MEMORY_READ_BIT;
dependencies[0].dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
dependencies[0].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
dependencies[1].srcSubpass = 0;
dependencies[1].dstSubpass = VK_SUBPASS_EXTERNAL;
dependencies[1].srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
dependencies[1].dstStageMask = VK_PIPELINE_STAGE_BOTTOM_OF_PIPE_BIT;
dependencies[1].srcAccessMask = VK_ACCESS_COLOR_ATTACHMENT_READ_BIT | VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
dependencies[1].dstAccessMask = VK_ACCESS_MEMORY_READ_BIT;
dependencies[1].dependencyFlags = VK_DEPENDENCY_BY_REGION_BIT;
VkRenderPassCreateInfo renderPassCI{};
renderPassCI.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
renderPassCI.attachmentCount = static_cast<uint32_t>(attachments.size());
renderPassCI.pAttachments = attachments.data();
renderPassCI.subpassCount = 1;
renderPassCI.pSubpasses = &subpassDescription;
renderPassCI.dependencyCount = static_cast<uint32_t>(dependencies.size());
renderPassCI.pDependencies = dependencies.data();
VK_CHECK_RESULT(vkCreateRenderPass(device, &renderPassCI, nullptr, &renderPass));
}
/*
Pipeline cache
*/
VkPipelineCacheCreateInfo pipelineCacheCreateInfo{};
pipelineCacheCreateInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_CACHE_CREATE_INFO;
VK_CHECK_RESULT(vkCreatePipelineCache(device, &pipelineCacheCreateInfo, nullptr, &pipelineCache));
/*
Frame buffer
*/
setupFrameBuffer();
}
void VulkanExampleBase::fileDropped(std::string filename) { }
void VulkanExampleBase::renderFrame()
{
auto tStart = std::chrono::high_resolution_clock::now();
render();
frameCounter++;
auto tEnd = std::chrono::high_resolution_clock::now();
auto tDiff = std::chrono::duration<double, std::milli>(tEnd - tStart).count();
frameTimer = (float)tDiff / 1000.0f;
camera.update(frameTimer);
fpsTimer += (float)tDiff;
if (fpsTimer > 1000.0f) {
lastFPS = static_cast<uint32_t>((float)frameCounter * (1000.0f / fpsTimer));
fpsTimer = 0.0f;
frameCounter = 0;
}
}
void VulkanExampleBase::renderLoop()
{
while (!signal.imageSequenceToVideoComplete)
{
renderFrame();
}
renderingFrameIndex++;
// Flush device to make sure all resources can be freed
vkDeviceWaitIdle(device);
}
VulkanExampleBase::VulkanExampleBase()
{
char* numConvPtr;
// Parse command line arguments
for (size_t i = 0; i < args.size(); i++)
{
if (args[i] == std::string("-validation")) {
settings.validation = true;
}
if (args[i] == std::string("-vsync")) {
settings.vsync = true;
}
if ((args[i] == std::string("-f")) || (args[i] == std::string("--fullscreen"))) {
settings.fullscreen = true;
}
if ((args[i] == std::string("-w")) || (args[i] == std::string("--width"))) {
uint32_t w = strtol(args[i + 1], &numConvPtr, 10);
if (numConvPtr != args[i + 1]) { width = w; };
}
if ((args[i] == std::string("-h")) || (args[i] == std::string("--height"))) {
uint32_t h = strtol(args[i + 1], &numConvPtr, 10);
if (numConvPtr != args[i + 1]) { height = h; };
}
}
/*
#if defined(VK_USE_PLATFORM_ANDROID_KHR)
// Vulkan library is loaded dynamically on Android
bool libLoaded = vks::android::loadVulkanLibrary();
assert(libLoaded);
#elif defined(_DIRECT2DISPLAY)
#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
initWaylandConnection();
#elif defined(VK_USE_PLATFORM_XCB_KHR)
initxcbConnection();
#endif
#if defined(_WIN32)
AllocConsole();
AttachConsole(GetCurrentProcessId());
FILE *stream;
freopen_s(&stream, "CONOUT$", "w+", stdout);
freopen_s(&stream, "CONOUT$", "w+", stderr);
SetConsoleTitle(TEXT("Vulkan validation output"));
#endif
*/
}
VulkanExampleBase::~VulkanExampleBase()
{
// Clean up Vulkan resources
swapChain.cleanup();
vkDestroyDescriptorPool(device, descriptorPool, nullptr);
vkDestroyRenderPass(device, renderPass, nullptr);
for (uint32_t i = 0; i < frameBuffers.size(); i++) {
vkDestroyFramebuffer(device, frameBuffers[i], nullptr);
}
vkDestroyImageView(device, depthStencil.view, nullptr);
vkDestroyImage(device, depthStencil.image, nullptr);
vkFreeMemory(device, depthStencil.mem, nullptr);
vkDestroyPipelineCache(device, pipelineCache, nullptr);
vkDestroyCommandPool(device, cmdPool, nullptr);
if (settings.multiSampling) {
vkDestroyImage(device, multisampleTarget.color.image, nullptr);
vkDestroyImageView(device, multisampleTarget.color.view, nullptr);
vkFreeMemory(device, multisampleTarget.color.memory, nullptr);
vkDestroyImage(device, multisampleTarget.depth.image, nullptr);
vkDestroyImageView(device, multisampleTarget.depth.view, nullptr);
vkFreeMemory(device, multisampleTarget.depth.memory, nullptr);
}
delete vulkanDevice;
if (settings.validation) {
vkDestroyDebugReportCallback(instance, debugReportCallback, nullptr);
}
vkDestroyInstance(instance, nullptr);
/*
#if defined(_DIRECT2DISPLAY)
#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
wl_shell_surface_destroy(shell_surface);
wl_surface_destroy(surface);
if (keyboard)
wl_keyboard_destroy(keyboard);
if (pointer)
wl_pointer_destroy(pointer);
wl_seat_destroy(seat);
wl_shell_destroy(shell);
wl_compositor_destroy(compositor);
wl_registry_destroy(registry);
wl_display_disconnect(display);
#elif defined(VK_USE_PLATFORM_ANDROID_KHR)
// todo : android cleanup (if required)
#elif defined(VK_USE_PLATFORM_XCB_KHR)
xcb_destroy_window(connection, window);
xcb_disconnect(connection);
#endif
*/
}
void VulkanExampleBase::initVulkan()
{
VkResult err;
/*
Instance creation
*/
err = createInstance(settings.validation);
if (err) {
std::cerr << "Could not create Vulkan instance!" << std::endl;
exit(err);
}
#if defined(VK_USE_PLATFORM_ANDROID_KHR)
vks::android::loadVulkanFunctions(instance);
#endif
/*
Validation layers
*/
if (settings.validation) {
vkCreateDebugReportCallback = reinterpret_cast<PFN_vkCreateDebugReportCallbackEXT>(vkGetInstanceProcAddr(instance, "vkCreateDebugReportCallbackEXT"));
vkDestroyDebugReportCallback = reinterpret_cast<PFN_vkDestroyDebugReportCallbackEXT>(vkGetInstanceProcAddr(instance, "vkDestroyDebugReportCallbackEXT"));
VkDebugReportCallbackCreateInfoEXT debugCreateInfo{};
debugCreateInfo.sType = VK_STRUCTURE_TYPE_DEBUG_REPORT_CREATE_INFO_EXT;
debugCreateInfo.pfnCallback = (PFN_vkDebugReportCallbackEXT)debugMessageCallback;
debugCreateInfo.flags = VK_DEBUG_REPORT_ERROR_BIT_EXT | VK_DEBUG_REPORT_WARNING_BIT_EXT;
VK_CHECK_RESULT(vkCreateDebugReportCallback(instance, &debugCreateInfo, nullptr, &debugReportCallback));
}
/*
GPU selection
*/
uint32_t gpuCount = 0;
VK_CHECK_RESULT(vkEnumeratePhysicalDevices(instance, &gpuCount, nullptr));
assert(gpuCount > 0);
std::vector<VkPhysicalDevice> physicalDevices(gpuCount);
err = vkEnumeratePhysicalDevices(instance, &gpuCount, physicalDevices.data());
if (err) {
std::cerr << "Could not enumerate physical devices!" << std::endl;
exit(err);
}
uint32_t selectedDevice = settings.selectedPhysicalDeviceIndex;
if (settings.selectedPhysicalDeviceIndex > gpuCount)
{
std::cerr << "wrong GPU selection,check selectedPhysicalDeviceIndex in config file,fallback to 0" << std::endl;
selectedDevice = 0;
}
physicalDevice = physicalDevices[selectedDevice];
vkGetPhysicalDeviceProperties(physicalDevice, &deviceProperties);
vkGetPhysicalDeviceFeatures(physicalDevice, &deviceFeatures);
vkGetPhysicalDeviceMemoryProperties(physicalDevice, &deviceMemoryProperties);
/*
queueFamilyIndex creation
*/
/*
Device creation
*/
vulkanDevice = new vks::VulkanDevice(physicalDevice);
VkPhysicalDeviceFeatures enabledFeatures{};
if (deviceFeatures.samplerAnisotropy) {
enabledFeatures.samplerAnisotropy = VK_TRUE;
}
std::vector<const char*> enabledExtensions{};
VkResult res = vulkanDevice->createLogicalDevice(enabledFeatures, enabledExtensions);
if (res != VK_SUCCESS) {
std::cerr << "Could not create Vulkan device!" << std::endl;
exit(res);
}
device = vulkanDevice->logicalDevice;
/*
Graphics queue
*/
vkGetDeviceQueue(device, vulkanDevice->queueFamilyIndices.graphics, 0, &queue);
queueFamilyIndex = vulkanDevice->queueFamilyIndices.graphics;
/*
Suitable depth format
*/
std::vector<VkFormat> depthFormats = { VK_FORMAT_D32_SFLOAT_S8_UINT, VK_FORMAT_D32_SFLOAT, VK_FORMAT_D24_UNORM_S8_UINT, VK_FORMAT_D16_UNORM_S8_UINT, VK_FORMAT_D16_UNORM };
VkBool32 validDepthFormat = false;
for (auto& format : depthFormats) {
VkFormatProperties formatProps;
vkGetPhysicalDeviceFormatProperties(physicalDevice, format, &formatProps);
if (formatProps.optimalTilingFeatures & VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT) {
depthFormat = format;
validDepthFormat = true;
break;
}
}
assert(validDepthFormat);
//swapChain.connect(instance, physicalDevice, device);
}
void VulkanExampleBase::setupFrameBuffer()
{
/*
MSAA
*/
if (settings.multiSampling) {
// Check if device supports requested sample count for color and depth frame buffer
//assert((deviceProperties.limits.framebufferColorSampleCounts >= sampleCount) && (deviceProperties.limits.framebufferDepthSampleCounts >= sampleCount));
VkImageCreateInfo imageCI{};
imageCI.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
imageCI.imageType = VK_IMAGE_TYPE_2D;
imageCI.format = colorFormat;
imageCI.extent.width = width;
imageCI.extent.height = height;
imageCI.extent.depth = 1;
imageCI.mipLevels = 1;
imageCI.arrayLayers = 1;
imageCI.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
imageCI.tiling = VK_IMAGE_TILING_OPTIMAL;
imageCI.samples = settings.sampleCount;
imageCI.usage = VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT | VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
imageCI.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
VK_CHECK_RESULT(vkCreateImage(device, &imageCI, nullptr, &multisampleTarget.color.image));
VkMemoryRequirements memReqs;
vkGetImageMemoryRequirements(device, multisampleTarget.color.image, &memReqs);
VkMemoryAllocateInfo memAllocInfo{};
memAllocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
memAllocInfo.allocationSize = memReqs.size;
VkBool32 lazyMemTypePresent;
memAllocInfo.memoryTypeIndex = vulkanDevice->getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_LAZILY_ALLOCATED_BIT, &lazyMemTypePresent);
if (!lazyMemTypePresent) {
memAllocInfo.memoryTypeIndex = vulkanDevice->getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
}
VK_CHECK_RESULT(vkAllocateMemory(device, &memAllocInfo, nullptr, &multisampleTarget.color.memory));
vkBindImageMemory(device, multisampleTarget.color.image, multisampleTarget.color.memory, 0);
// Create image view for the MSAA target
VkImageViewCreateInfo imageViewCI{};
imageViewCI.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
imageViewCI.image = multisampleTarget.color.image;
imageViewCI.viewType = VK_IMAGE_VIEW_TYPE_2D;
imageViewCI.format = colorFormat;
imageViewCI.components.r = VK_COMPONENT_SWIZZLE_R;
imageViewCI.components.g = VK_COMPONENT_SWIZZLE_G;
imageViewCI.components.b = VK_COMPONENT_SWIZZLE_B;
imageViewCI.components.a = VK_COMPONENT_SWIZZLE_A;
imageViewCI.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
imageViewCI.subresourceRange.levelCount = 1;
imageViewCI.subresourceRange.layerCount = 1;
VK_CHECK_RESULT(vkCreateImageView(device, &imageViewCI, nullptr, &multisampleTarget.color.view));
// Depth target
imageCI.imageType = VK_IMAGE_TYPE_2D;
imageCI.format = depthFormat;
imageCI.extent.width = width;
imageCI.extent.height = height;
imageCI.extent.depth = 1;
imageCI.mipLevels = 1;
imageCI.arrayLayers = 1;
imageCI.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
imageCI.tiling = VK_IMAGE_TILING_OPTIMAL;
imageCI.samples = settings.sampleCount;
imageCI.usage = VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT | VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT;
imageCI.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
VK_CHECK_RESULT(vkCreateImage(device, &imageCI, nullptr, &multisampleTarget.depth.image));
vkGetImageMemoryRequirements(device, multisampleTarget.depth.image, &memReqs);
memAllocInfo.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
memAllocInfo.allocationSize = memReqs.size;
memAllocInfo.memoryTypeIndex = vulkanDevice->getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_LAZILY_ALLOCATED_BIT, &lazyMemTypePresent);
if (!lazyMemTypePresent) {
memAllocInfo.memoryTypeIndex = vulkanDevice->getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
}
VK_CHECK_RESULT(vkAllocateMemory(device, &memAllocInfo, nullptr, &multisampleTarget.depth.memory));
vkBindImageMemory(device, multisampleTarget.depth.image, multisampleTarget.depth.memory, 0);
// Create image view for the MSAA target
imageViewCI.image = multisampleTarget.depth.image;
imageViewCI.viewType = VK_IMAGE_VIEW_TYPE_2D;
imageViewCI.format = depthFormat;
imageViewCI.components.r = VK_COMPONENT_SWIZZLE_R;
imageViewCI.components.g = VK_COMPONENT_SWIZZLE_G;
imageViewCI.components.b = VK_COMPONENT_SWIZZLE_B;
imageViewCI.components.a = VK_COMPONENT_SWIZZLE_A;
imageViewCI.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
imageViewCI.subresourceRange.levelCount = 1;
imageViewCI.subresourceRange.layerCount = 1;
VK_CHECK_RESULT(vkCreateImageView(device, &imageViewCI, nullptr, &multisampleTarget.depth.view));
}
else
{
// Color attachment
VkImageCreateInfo image = vks::initializers::imageCreateInfo();
image.imageType = VK_IMAGE_TYPE_2D;
image.format = colorFormat;
image.extent.width = width;
image.extent.height = height;
image.extent.depth = 1;
image.mipLevels = 1;
image.arrayLayers = 1;
image.samples = VK_SAMPLE_COUNT_1_BIT;
image.tiling = VK_IMAGE_TILING_OPTIMAL;
image.usage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
VkMemoryAllocateInfo memAlloc = vks::initializers::memoryAllocateInfo();
VkMemoryRequirements memReqs;
VK_CHECK_RESULT(vkCreateImage(device, &image, nullptr, &colorAttachment.image));
vkGetImageMemoryRequirements(device, colorAttachment.image, &memReqs);
memAlloc.allocationSize = memReqs.size;
memAlloc.memoryTypeIndex = vulkanDevice->getMemoryType(memReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
VK_CHECK_RESULT(vkAllocateMemory(device, &memAlloc, nullptr, &colorAttachment.memory));
VK_CHECK_RESULT(vkBindImageMemory(device, colorAttachment.image, colorAttachment.memory, 0));
VkImageViewCreateInfo colorImageView = vks::initializers::imageViewCreateInfo();
colorImageView.viewType = VK_IMAGE_VIEW_TYPE_2D;
colorImageView.format = colorFormat;
colorImageView.subresourceRange = {};
colorImageView.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
colorImageView.subresourceRange.baseMipLevel = 0;
colorImageView.subresourceRange.levelCount = 1;
colorImageView.subresourceRange.baseArrayLayer = 0;
colorImageView.subresourceRange.layerCount = 1;
colorImageView.image = colorAttachment.image;
VK_CHECK_RESULT(vkCreateImageView(device, &colorImageView, nullptr, &colorAttachment.view));
}
// Depth/Stencil attachment is the same for all frame buffers
VkImageCreateInfo depthImageCI = {};
depthImageCI.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
depthImageCI.pNext = NULL;
depthImageCI.imageType = VK_IMAGE_TYPE_2D;
depthImageCI.format = depthFormat;
depthImageCI.extent = { width, height, 1 };
depthImageCI.mipLevels = 1;
depthImageCI.arrayLayers = 1;
depthImageCI.samples = VK_SAMPLE_COUNT_1_BIT;
depthImageCI.tiling = VK_IMAGE_TILING_OPTIMAL;
depthImageCI.usage = VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_SRC_BIT;
depthImageCI.flags = 0;
VkMemoryAllocateInfo mem_alloc = {};
mem_alloc.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO;
mem_alloc.pNext = NULL;
mem_alloc.allocationSize = 0;
mem_alloc.memoryTypeIndex = 0;
VkImageViewCreateInfo depthStencilView = {};
depthStencilView.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
depthStencilView.pNext = NULL;
depthStencilView.viewType = VK_IMAGE_VIEW_TYPE_2D;
depthStencilView.format = depthFormat;
depthStencilView.flags = 0;
depthStencilView.subresourceRange = {};
depthStencilView.subresourceRange.aspectMask = VK_IMAGE_ASPECT_DEPTH_BIT | VK_IMAGE_ASPECT_STENCIL_BIT;
depthStencilView.subresourceRange.baseMipLevel = 0;
depthStencilView.subresourceRange.levelCount = 1;
depthStencilView.subresourceRange.baseArrayLayer = 0;
depthStencilView.subresourceRange.layerCount = 1;
VkMemoryRequirements depthMemReqs;
VK_CHECK_RESULT(vkCreateImage(device, &depthImageCI, nullptr, &depthStencil.image));
vkGetImageMemoryRequirements(device, depthStencil.image, &depthMemReqs);
mem_alloc.allocationSize = depthMemReqs.size;
mem_alloc.memoryTypeIndex = vulkanDevice->getMemoryType(depthMemReqs.memoryTypeBits, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT);
VK_CHECK_RESULT(vkAllocateMemory(device, &mem_alloc, nullptr, &depthStencil.mem));
VK_CHECK_RESULT(vkBindImageMemory(device, depthStencil.image, depthStencil.mem, 0));
depthStencilView.image = depthStencil.image;
VK_CHECK_RESULT(vkCreateImageView(device, &depthStencilView, nullptr, &depthStencil.view));
//
VkImageView attachments[settings.multiSampling ? 4 : 2];
if (settings.multiSampling) {
attachments[0] = multisampleTarget.color.view;
attachments[2] = multisampleTarget.depth.view;
attachments[3] = depthStencil.view;
}
else {
attachments[1] = depthStencil.view;
}
VkFramebufferCreateInfo frameBufferCI{};
frameBufferCI.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
frameBufferCI.pNext = NULL;
frameBufferCI.renderPass = renderPass;
frameBufferCI.attachmentCount = settings.multiSampling ? 4 :2;
frameBufferCI.pAttachments = attachments;
frameBufferCI.width = width;
frameBufferCI.height = height;
frameBufferCI.layers = 1;
// Create frame buffers for every swap chain image
frameBuffers.resize(settings.outputFrameCount - settings.startFrameCount + 1);
for (uint32_t i = 0; i < frameBuffers.size(); i++) {
if (settings.multiSampling) {
attachments[1] = colorAttachment.view;
}
else {
attachments[0] = colorAttachment.view;
}
VK_CHECK_RESULT(vkCreateFramebuffer(device, &frameBufferCI, nullptr, &frameBuffers[i]));
}
}
void VulkanExampleBase::initSwapchain()
{
/*
#if defined(_WIN32)
swapChain.initSurface(windowInstance, window);
#elif defined(VK_USE_PLATFORM_ANDROID_KHR)
swapChain.initSurface(androidApp->window);
#elif defined(_DIRECT2DISPLAY)
swapChain.initSurface(width, height);
#elif defined(VK_USE_PLATFORM_WAYLAND_KHR)
swapChain.initSurface(display, surface);
#elif defined(VK_USE_PLATFORM_XCB_KHR)
swapChain.initSurface(connection, window);
#elif defined(VK_USE_PLATFORM_MACOS_MVK)
swapChain.initSurface((__bridge void*)[window contentView]);
#endif
*/
}
void VulkanExampleBase::setupSwapChain()
{
swapChain.create(&width, &height, settings.vsync);
}
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