re implement debugger in C
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@@ -1,5 +1,34 @@
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#include "iostream"
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#include "vulkan_debugger.h"
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#include "instance/vulkan_instance.h"
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bool checkValidationLayerSupport(std::vector<std::string> layers_to_validate) {
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uint32_t layerCount;
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vkEnumerateInstanceLayerProperties(&layerCount, nullptr);
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std::vector<VkLayerProperties> availableLayers(layerCount);
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vkEnumerateInstanceLayerProperties(&layerCount, availableLayers.data());
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for (int i = 0; i < layers_to_validate.size(); i++) {
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bool layerFound = false;
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for (const auto& layerProperties : availableLayers) {
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if (strcmp(layers_to_validate[i].c_str(), layerProperties.layerName) == 0) {
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layerFound = true;
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break;
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}
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}
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if (!layerFound)
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return false;
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}
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return true;
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}
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typedef struct vk_userData_t {
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gnDebuggerCallback debuggerCallback;
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void* userData;
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} vkUserData;
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static VKAPI_ATTR VkBool32 VKAPI_CALL vk_debuggerDebugCallback(
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VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
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@@ -7,22 +36,42 @@ static VKAPI_ATTR VkBool32 VKAPI_CALL vk_debuggerDebugCallback(
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const VkDebugUtilsMessengerCallbackDataEXT* pCallbackData,
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void* pUserData) {
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if (messageSeverity >= VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT)
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std::cerr << "validation layer error: " << pCallbackData->pMessage << std::endl;
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else
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std::cout << "validation layer: " << pCallbackData->pMessage << std::endl;
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vk_userData_t userData = *(struct vk_userData_t*)pUserData;
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gnMessageSeverity severity;
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gnMessageType type;
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gnMessageData data = {
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.message = gnCreateString(pCallbackData->pMessage)
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};
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switch (messageSeverity) {
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default: break;
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case VK_DEBUG_UTILS_MESSAGE_SEVERITY_VERBOSE_BIT_EXT: severity = GN_MESSAGE_VERBOSE; break;
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case VK_DEBUG_UTILS_MESSAGE_SEVERITY_INFO_BIT_EXT: severity = GN_MESSAGE_INFO; break;
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case VK_DEBUG_UTILS_MESSAGE_SEVERITY_WARNING_BIT_EXT: severity = GN_MESSAGE_WARNING; break;
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case VK_DEBUG_UTILS_MESSAGE_SEVERITY_ERROR_BIT_EXT: severity = GN_MESSAGE_ERROR; break;
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}
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switch (messageType) {
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default: break;
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case VK_DEBUG_UTILS_MESSAGE_TYPE_GENERAL_BIT_EXT: type = GN_DEBUG_MESSAGE_GENERAL; break;
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case VK_DEBUG_UTILS_MESSAGE_TYPE_VALIDATION_BIT_EXT: type = GN_DEBUG_MESSAGE_VALIDATION; break;
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case VK_DEBUG_UTILS_MESSAGE_TYPE_PERFORMANCE_BIT_EXT: type = GN_DEBUG_MESSAGE_PERFORMANCE; break;
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}
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gnDebuggerCallback callback = *userData.debuggerCallback;
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gnBool result = callback(severity, type, data, userData.userData);
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if (result == gnFalse) return VK_FALSE;
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else if (result == gnTrue) return VK_TRUE;
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return VK_FALSE;
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}
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// zero fucking clue what this does but the guy who wrote vulkan-tutorial.com does
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VkResult CreateDebugUtilsMessengerEXT(VkInstance instance, const VkDebugUtilsMessengerCreateInfoEXT* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkDebugUtilsMessengerEXT* pDebugMessenger) {
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auto func = (PFN_vkCreateDebugUtilsMessengerEXT) vkGetInstanceProcAddr(instance, "vkCreateDebugUtilsMessengerEXT");
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if (func != nullptr) {
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return func(instance, pCreateInfo, pAllocator, pDebugMessenger);
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} else {
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VkResult vk_createDebugUtilsMessengerEXT(VkInstance instance, const VkDebugUtilsMessengerCreateInfoEXT* pCreateInfo, const VkAllocationCallbacks* pAllocator, VkDebugUtilsMessengerEXT* pDebugMessenger) {
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PFN_vkCreateDebugUtilsMessengerEXT vkCreateDebugUtilsMessengerEXT = (PFN_vkCreateDebugUtilsMessengerEXT)vkGetInstanceProcAddr(instance, "vkCreateDebugUtilsMessengerEXT");
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if (vkCreateDebugUtilsMessengerEXT != nullptr)
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return vkCreateDebugUtilsMessengerEXT(instance, pCreateInfo, pAllocator, pDebugMessenger);
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else
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return VK_ERROR_EXTENSION_NOT_PRESENT;
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}
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}
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void populateDebugMessengerCreateInfo(VkDebugUtilsMessengerCreateInfoEXT& createInfo) {
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@@ -33,25 +82,33 @@ void populateDebugMessengerCreateInfo(VkDebugUtilsMessengerCreateInfoEXT& create
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createInfo.pfnUserCallback = vk_debuggerDebugCallback;
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}
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void DestroyDebugUtilsMessengerEXT(VkInstance instance, VkDebugUtilsMessengerEXT debugMessenger, const VkAllocationCallbacks* pAllocator) {
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auto func = (PFN_vkDestroyDebugUtilsMessengerEXT) vkGetInstanceProcAddr(instance, "vkDestroyDebugUtilsMessengerEXT");
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if (func != nullptr) {
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func(instance, debugMessenger, pAllocator);
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void vk_destroyDebugUtilsMessengerEXT(VkInstance instance, VkDebugUtilsMessengerEXT debugMessenger, const VkAllocationCallbacks* pAllocator) {
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PFN_vkDestroyDebugUtilsMessengerEXT vkDestroyDebugUtilsMessengerEXT = (PFN_vkDestroyDebugUtilsMessengerEXT) vkGetInstanceProcAddr(instance, "vkDestroyDebugUtilsMessengerEXT");
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if (vkDestroyDebugUtilsMessengerEXT != nullptr) {
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vkDestroyDebugUtilsMessengerEXT(instance, debugMessenger, pAllocator);
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}
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}
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GN_EXPORT gnReturnCode gnCreateDebuggerFn(gnDebugger* debugger) {
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if (debugger->debugger == nullptr) debugger->debugger = new gnPlatformDebugger();
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GN_EXPORT gnReturnCode gnCreateDebuggerFn(gnDebugger* debugger, gnInstance* instance, const gnDebuggerInfo_t info) {
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debugger->debugger = new gnPlatformDebugger();
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if (!checkValidationLayerSupport({"VK_LAYER_KHRONOS_validation"}))
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return GN_FAILED_TO_CREATE_DEBUGGER;
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VkDebugUtilsMessengerCreateInfoEXT createInfo;
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populateDebugMessengerCreateInfo(createInfo);
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if (CreateDebugUtilsMessengerEXT(*debugger->debugger->instance, &createInfo, nullptr, &debugger->debugger->debugMessenger) != VK_SUCCESS) {
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return GN_FAILED;
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}
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vk_userData_t* userData = (vk_userData_t*)malloc(sizeof(vk_userData_t));
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userData->debuggerCallback = info.callback;
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userData->userData = info.userData;
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populateDebugMessengerCreateInfo(createInfo);
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createInfo.pUserData = (void*)userData;
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if (vk_createDebugUtilsMessengerEXT(instance->instance->vk_instance, &createInfo, nullptr, &debugger->debugger->debugMessenger) != VK_SUCCESS)
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return GN_FAILED_TO_CREATE_DEBUGGER;
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return GN_SUCCESS;
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}
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GN_EXPORT void gnDestroyDebuggerFn(gnDebugger& debugger) {
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DestroyDebugUtilsMessengerEXT(*debugger.debugger->instance, debugger.debugger->debugMessenger, nullptr);
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vk_destroyDebugUtilsMessengerEXT(*debugger.debugger->instance, debugger.debugger->debugMessenger, nullptr);
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}
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