Emil_Shanaty/vulkan_tweaking
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Still works at least

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This commit is contained in:
Emil Shanaty
2025-03-19 20:42:33 +03:00
parent 83531f3f91
commit 8eca4d330d
5 changed files with 402 additions and 58 deletions
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src/main.cpp
+91 -57
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@@ -1,4 +1,7 @@
#define GLFW_INCLUDE_VULKAN
#define TINYGLTF_IMPLEMENTATION
#define STB_IMAGE_IMPLEMENTATION
#define STB_IMAGE_WRITE_IMPLEMENTATION
#include <GLFW/glfw3.h>
@@ -11,23 +14,52 @@
#include <vector>
#include <algorithm>
#include <filesystem>
#define TINYGLTF_IMPLEMENTATION
#define STB_IMAGE_IMPLEMENTATION
#include "tiny_gltf.h"
using namespace tinygltf;
bool load_gltf() {
Model model;
TinyGLTF loader;
std::string err;
std::string warn;
bool ret = loader.LoadASCIIFromFile(&model, &err, &warn, "models/Models/BrainStem/glTF/BrainStem.gltf"); // YOUR GLTF HERE
//bool ret = loader.LoadBinaryFromFile(&model, &err, &warn, argv[1]); // for binary glTF(.glb)
if (!warn.empty()) {
printf("Warn: %s\n", warn.c_str());
}
if (!err.empty()) {
printf("Err: %s\n", err.c_str());
}
if (!ret) {
printf("Failed to parse glTF\n");
return -1;
}
VkResult CreateDebugUtilsMessengerEXT(VkInstance instance, const VkDebugUtilsMessengerCreateInfoEXT *pCreateInfo,
const VkAllocationCallbacks *pAllocator,
VkDebugUtilsMessengerEXT *pDebugMessenger) {
auto func = (PFN_vkCreateDebugUtilsMessengerEXT) vkGetInstanceProcAddr(instance, "vkCreateDebugUtilsMessengerEXT");
}
VkResult CreateDebugUtilsMessengerEXT(VkInstance instance, const VkDebugUtilsMessengerCreateInfoEXT* pCreateInfo,
const VkAllocationCallbacks* pAllocator,
VkDebugUtilsMessengerEXT* pDebugMessenger) {
auto func = (PFN_vkCreateDebugUtilsMessengerEXT)vkGetInstanceProcAddr(instance, "vkCreateDebugUtilsMessengerEXT");
if (func != nullptr) {
return func(instance, pCreateInfo, pAllocator, pDebugMessenger);
} else {
}
else {
return VK_ERROR_EXTENSION_NOT_PRESENT;
}
}
void DestroyDebugUtilsMessengerEXT(VkInstance instance, VkDebugUtilsMessengerEXT debugMessenger,
const VkAllocationCallbacks *pAllocator) {
auto func = (PFN_vkDestroyDebugUtilsMessengerEXT) vkGetInstanceProcAddr(instance,
"vkDestroyDebugUtilsMessengerEXT");
const VkAllocationCallbacks* pAllocator) {
auto func = (PFN_vkDestroyDebugUtilsMessengerEXT)vkGetInstanceProcAddr(instance,
"vkDestroyDebugUtilsMessengerEXT");
if (func != nullptr) {
func(instance, debugMessenger, pAllocator);
}
@@ -54,13 +86,13 @@ struct SwapChainSupportDetails {
VkSurfaceFormatKHR chooseSwapSurfaceFormat() {
for (const auto& format : formats) {
if (format.format == VK_FORMAT_B8G8R8A8_SRGB &&
format.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR) {
format.colorSpace == VK_COLOR_SPACE_SRGB_NONLINEAR_KHR) {
return format;
}
}
if (!formats.empty())
return formats[0];
return {VK_FORMAT_UNDEFINED, VK_COLOR_SPACE_MAX_ENUM_KHR};
return { VK_FORMAT_UNDEFINED, VK_COLOR_SPACE_MAX_ENUM_KHR };
}
VkPresentModeKHR chooseSwapPresentMode() {
@@ -73,23 +105,23 @@ struct SwapChainSupportDetails {
return VK_PRESENT_MODE_IMMEDIATE_KHR;
}
VkExtent2D chooseSwapExtent(GLFWwindow *window) {
VkExtent2D chooseSwapExtent(GLFWwindow* window) {
if (capabilities.currentExtent.width != std::numeric_limits<uint32_t>::max()) {
return capabilities.currentExtent;
}
int width, height;
glfwGetFramebufferSize(window, &width, &height);
VkExtent2D actualExtent {
VkExtent2D actualExtent{
static_cast<uint32_t>(width),
static_cast<uint32_t>(height)
};
actualExtent.width = std::clamp(actualExtent.width,
capabilities.minImageExtent.width,
capabilities.maxImageExtent.width);
capabilities.minImageExtent.width,
capabilities.maxImageExtent.width);
actualExtent.height = std::clamp(actualExtent.height,
capabilities.minImageExtent.height,
capabilities.maxImageExtent.height);
capabilities.minImageExtent.height,
capabilities.maxImageExtent.height);
return actualExtent;
}
@@ -103,7 +135,7 @@ struct SwapChainSupportDetails {
};
static std::vector<char> readFile(const std::filesystem::path & filepath) {
static std::vector<char> readFile(const std::filesystem::path& filepath) {
std::ifstream file(filepath, std::ios::ate | std::ios::binary);
if (!file.is_open()) {
throw std::runtime_error(std::string("failed to open a file: ") + filepath.string());
@@ -124,11 +156,11 @@ private:
const int HEIGHT = 600;
const std::string appName = "Vulkan on MacOS";
const std::string engineName = "The Best Engine";
const std::vector<const char *> deviceExtensions = {
const std::vector<const char*> deviceExtensions = {
VK_KHR_SWAPCHAIN_EXTENSION_NAME,
"VK_KHR_portability_subset",
};
const std::vector<const char *> validationLayers = {
const std::vector<const char*> validationLayers = {
"VK_LAYER_KHRONOS_validation"
};
@@ -138,7 +170,7 @@ private:
const bool enableValidationLayers = true;
#endif
GLFWwindow *window = nullptr;
GLFWwindow* window = nullptr;
VkInstance instance = VK_NULL_HANDLE;
VkDebugUtilsMessengerEXT debugMessenger = VK_NULL_HANDLE;
@@ -166,6 +198,7 @@ public:
void run() {
initWindow();
initVulkan();
mainLoop();
cleanup();
}
@@ -178,9 +211,9 @@ private:
glfwWindowHint(GLFW_RESIZABLE, GLFW_FALSE);
window = glfwCreateWindow(
WIDTH, HEIGHT,
appName.c_str(),
nullptr, nullptr);
WIDTH, HEIGHT,
appName.c_str(),
nullptr, nullptr);
}
void initVulkan() {
@@ -205,9 +238,9 @@ private:
std::vector<VkLayerProperties> availableLayers(layerCount);
vkEnumerateInstanceLayerProperties(&layerCount, availableLayers.data());
for (const auto &layerName: validationLayers) {
for (const auto& layerName : validationLayers) {
bool layerFound = false;
for (const auto &layerProperties: availableLayers) {
for (const auto& layerProperties : availableLayers) {
if (strcmp(layerName, layerProperties.layerName) == 0) {
layerFound = true;
break;
@@ -220,12 +253,12 @@ private:
return true;
}
std::vector<const char *> getRequiredExtensions() const {
std::vector<const char*> getRequiredExtensions() const {
uint32_t glfwExtensionCount = 0;
const char **glfwExtensions;
const char** glfwExtensions;
glfwExtensions = glfwGetRequiredInstanceExtensions(&glfwExtensionCount);
std::vector<const char *> extensions(glfwExtensions, glfwExtensions + glfwExtensionCount);
std::vector<const char*> extensions(glfwExtensions, glfwExtensions + glfwExtensionCount);
if (enableValidationLayers) {
extensions.push_back(VK_EXT_DEBUG_UTILS_EXTENSION_NAME);
@@ -237,15 +270,15 @@ private:
return extensions;
}
static void populateDebugMessengerCreateInfo(VkDebugUtilsMessengerCreateInfoEXT &createInfo) {
static void populateDebugMessengerCreateInfo(VkDebugUtilsMessengerCreateInfoEXT& createInfo) {
createInfo = {};
createInfo.sType = VK_STRUCTURE_TYPE_DEBUG_UTILS_MESSENGER_CREATE_INFO_EXT;
createInfo.messageSeverity =
VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT |
VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT;
VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT |
VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT;
createInfo.messageType =
VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT |
VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT;
VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT | VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT |
VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT;
createInfo.pfnUserCallback = debugCallback;
}
@@ -291,17 +324,17 @@ private:
vkEnumerateInstanceExtensionProperties(nullptr, &extensionCount, extensions.data());
std::cout << "available extensions:\n";
for (const auto &extension: extensions) {
for (const auto& extension : extensions) {
std::cout << '\t' << extension.extensionName << '\n';
}
}
static VKAPI_ATTR VkBool32 VKAPI_CALL debugCallback(
VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
VkDebugUtilsMessageTypeFlagsEXT messageType,
const VkDebugUtilsMessengerCallbackDataEXT *pCallbackData,
void *pUserData) {
VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
VkDebugUtilsMessageTypeFlagsEXT messageType,
const VkDebugUtilsMessengerCallbackDataEXT* pCallbackData,
void* pUserData) {
std::cerr << "validation layer: " << pCallbackData->pMessage << std::endl;
@@ -377,10 +410,10 @@ private:
bool checkDeviceExtensionSupport(VkPhysicalDevice dev) {
uint32_t extensionCount;
vkEnumerateDeviceExtensionProperties(dev, nullptr,
&extensionCount, nullptr);
&extensionCount, nullptr);
std::vector<VkExtensionProperties> availableExtensions(extensionCount);
vkEnumerateDeviceExtensionProperties(dev, nullptr,
&extensionCount, availableExtensions.data());
&extensionCount, availableExtensions.data());
std::set<std::string> requiredExtensions(deviceExtensions.begin(), deviceExtensions.end());
for (const auto& extension : availableExtensions) {
@@ -414,9 +447,9 @@ private:
}
std::cout << ", swapchain is not empty: " << swapChainAdequate << "\n";
return hasQueues && isSupportExtensions && swapChainAdequate;
};
};
for (const auto &dev: devices) {
for (const auto& dev : devices) {
if (isDeviceSuitable(dev)) {
physicalDevice = dev;
break;
@@ -438,7 +471,7 @@ private:
std::vector<VkDeviceQueueCreateInfo> queueCreateInfos;
float queuePriority = 1.0f;
for (uint32_t queueFamily : uniqueQueueFamilies){
for (uint32_t queueFamily : uniqueQueueFamilies) {
VkDeviceQueueCreateInfo queueCreateInfo{};
queueCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
queueCreateInfo.queueFamilyIndex = queueFamily;
@@ -493,7 +526,7 @@ private:
createInfo.oldSwapchain = VK_NULL_HANDLE;
QueueFamilyIndices indices = findQueueFamilies(physicalDevice);
uint32_t queueFamilyIndices[] = {indices.graphicsFamily.value(), indices.presentFamily.value()};
uint32_t queueFamilyIndices[] = { indices.graphicsFamily.value(), indices.presentFamily.value() };
if (indices.graphicsFamily != indices.presentFamily) {
createInfo.imageSharingMode = VK_SHARING_MODE_CONCURRENT;
createInfo.queueFamilyIndexCount = 2;
@@ -585,7 +618,7 @@ private:
renderPassInfo.dependencyCount = 1;
renderPassInfo.pDependencies = &dependency;
if(vkCreateRenderPass(device, &renderPassInfo, nullptr, &renderPass) != VK_SUCCESS) {
if (vkCreateRenderPass(device, &renderPassInfo, nullptr, &renderPass) != VK_SUCCESS) {
throw std::runtime_error("failed to create a render pass");
}
}
@@ -593,7 +626,7 @@ private:
void createGraphicsPipeline() {
auto vertShaderCode = readFile("shaders/vert.spv");
auto fragShaderCode = readFile("shaders/frag.spv");
VkShaderModule vertShaderModule = createShaderModule(vertShaderCode);
VkShaderModule fragShaderModule = createShaderModule(fragShaderCode);
@@ -610,8 +643,8 @@ private:
fragShaderStageInfo.pName = "main";
std::vector<VkPipelineShaderStageCreateInfo> shaderStages = {
vertShaderStageInfo,
fragShaderStageInfo
vertShaderStageInfo,
fragShaderStageInfo,
};
VkPipelineVertexInputStateCreateInfo vertexInputState{};
@@ -777,9 +810,9 @@ private:
renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO;
renderPassInfo.renderPass = renderPass;
renderPassInfo.framebuffer = swapChainFramebuffers[imageIndex];
renderPassInfo.renderArea.offset = {0, 0};
renderPassInfo.renderArea.offset = { 0, 0 };
renderPassInfo.renderArea.extent = swapChainExtent;
VkClearValue clearColor = {{{0.0f, 0.0f, 0.4f, 1.0f}}};
VkClearValue clearColor = { {{0.0f, 0.0f, 0.4f, 1.0f}} };
renderPassInfo.clearValueCount = 1;
renderPassInfo.pClearValues = &clearColor;
@@ -796,7 +829,7 @@ private:
vkCmdSetViewport(commandBuffer, 0, 1, &viewport);
VkRect2D scissor{};
scissor.offset = {0, 0};
scissor.offset = { 0, 0 };
scissor.extent = swapChainExtent;
vkCmdSetScissor(commandBuffer, 0, 1, &scissor);
@@ -822,10 +855,10 @@ private:
VkSubmitInfo submitInfo{};
submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
std::vector<VkSemaphore> waitSemaphores = {imageAvailableSemaphore};
std::vector<VkPipelineStageFlags> waitStages = {VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT};
std::vector<VkCommandBuffer> commandBuffers = {commandBuffer};
std::vector<VkSemaphore> signalSemaphores = {renderFinishedSemaphore};
std::vector<VkSemaphore> waitSemaphores = { imageAvailableSemaphore };
std::vector<VkPipelineStageFlags> waitStages = { VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT };
std::vector<VkCommandBuffer> commandBuffers = { commandBuffer };
std::vector<VkSemaphore> signalSemaphores = { renderFinishedSemaphore };
submitInfo.waitSemaphoreCount = waitSemaphores.size();
submitInfo.pWaitSemaphores = waitSemaphores.data();
submitInfo.pWaitDstStageMask = waitStages.data();
@@ -844,7 +877,7 @@ private:
presentInfo.waitSemaphoreCount = signalSemaphores.size();
presentInfo.pWaitSemaphores = signalSemaphores.data();
std::vector<VkSwapchainKHR> swapChains = {swapChain};
std::vector<VkSwapchainKHR> swapChains = { swapChain };
presentInfo.swapchainCount = swapChains.size();
presentInfo.pSwapchains = swapChains.data();
presentInfo.pImageIndices = &imageIndex;
@@ -895,7 +928,8 @@ int main() {
try {
app.run();
} catch (const std::exception &e) {
}
catch (const std::exception& e) {
std::cerr << e.what() << std::endl;
return EXIT_FAILURE;
}