Added camera

CMakeLists.txt

@@ -12,6 +12,10 @@ if(NOT GLSLC)
     message(FATAL_ERROR "glslc compiler not found. Please install the Vulkan SDK.")
 endif()
 
+file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/textures)
+file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/models)
+file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/shaders)
+
 # Copy textures into cmake output
 file(GLOB TEXTURE_FILES
         "${CMAKE_CURRENT_SOURCE_DIR}/textures/*"
@@ -20,6 +24,14 @@ foreach(TEXTURE ${TEXTURE_FILES})
     file(COPY ${TEXTURE_FILES} DESTINATION "${CMAKE_CURRENT_BINARY_DIR}/textures/")
 endforeach()
 
+# Copy models into cmake output
+file(GLOB MODEL_FILES
+        "${CMAKE_CURRENT_SOURCE_DIR}/models/*"
+)
+foreach(MODEL ${MODEL_FILES})
+    file(COPY ${MODEL_FILES} DESTINATION "${CMAKE_CURRENT_BINARY_DIR}/models/")
+endforeach()
+
 # Copy shaders into cmake output
 file(GLOB SHADER_FILES
         "${CMAKE_CURRENT_SOURCE_DIR}/shaders/*.vert"
@@ -45,6 +57,7 @@ add_custom_target(compile_shaders ALL DEPENDS ${SPIRV_SHADERS})
 add_executable(vulkan_test
         main.cpp
         vulkan/vulkan_app.cpp
+        vulkan/vulkan_glfw_events.cpp
         vulkan/vulkan_app.hpp
 )
 

camera/camera.cpp

@@ -0,0 +1,2 @@
+// Camera.cpp
+#include "camera.hpp"

camera/camera.hpp

@@ -0,0 +1,71 @@
+// Camera.hpp
+#pragma once
+#include <glm/glm.hpp>
+#include <glm/gtc/matrix_transform.hpp>
+
+namespace vapp{
+    enum Camera_Movement{
+        FORWARD,
+        BACKWARD,
+        LEFT,
+        RIGHT,
+        UP,
+        DOWN,
+    };
+
+    class Camera{
+    public:
+        float Yaw = -90.0f, Pitch = 0.0f;
+        float MovementSpeed = 2.5f;
+        float MouseSensitivity = 0.1f;
+        float Zoom = 45.0f;
+
+        glm::vec3 Position, Front, Up, Right, WorldUp;
+
+        Camera(glm::vec3 pos = {0, 0, 3}, glm::vec3 up = {0, 1, 0})
+            : Position(pos), WorldUp(up), Front({0, 0, -1}){ updateCameraVectors(); }
+
+        glm::mat4 GetViewMatrix(){
+            return glm::lookAt(Position, Position + Front, Up);
+        }
+
+        void ProcessKeyboard(Camera_Movement dir, float dt){
+            float v = MovementSpeed * dt;
+            if(dir == FORWARD) Position += Front * v;
+            if(dir == BACKWARD) Position -= Front * v;
+            if(dir == LEFT) Position -= Right * v;
+            if(dir == RIGHT) Position += Right * v;
+            if(dir == UP) Position += Up * v;
+            if(dir == DOWN) Position -= Up * v;
+        }
+
+        void ProcessMouseMovement(float xoff, float yoff, bool constrainPitch = true){
+            xoff *= MouseSensitivity;
+            yoff *= MouseSensitivity;
+            Yaw += xoff;
+            Pitch += yoff;
+            if(constrainPitch){
+                if(Pitch > 89.0f) Pitch = 89.0f;
+                if(Pitch < -89.0f) Pitch = -89.0f;
+            }
+            updateCameraVectors();
+        }
+
+        void ProcessMouseScroll(float yoff){
+            Zoom -= yoff;
+            if(Zoom < 1.0f) Zoom = 1.0f;
+            if(Zoom > 45.0f) Zoom = 45.0f;
+        }
+
+    private:
+        void updateCameraVectors(){
+            glm::vec3 f;
+            f.x = cos(glm::radians(Yaw)) * cos(glm::radians(Pitch));
+            f.y = sin(glm::radians(Pitch));
+            f.z = sin(glm::radians(Yaw)) * cos(glm::radians(Pitch));
+            Front = glm::normalize(f);
+            Right = glm::normalize(glm::cross(Front, WorldUp));
+            Up = glm::normalize(glm::cross(Right, Front));
+        }
+    };
+}

main.cpp

@@ -4,6 +4,7 @@
  * - glfw
  * - glm
  * - stb
+ * - tinyobjloader
  */
 
 #define DEBUG 1
@@ -14,7 +15,14 @@ int main(int argc, char **argv){
     std::cout << "Program path: " << argv[0] << std::endl;
     try{
         vapp::Vulkan app;
-        app.run("Vulkan", 1200, 900);
+
+        // app.MODEL_PATH = "models/SMG_Observatory/objects/AstroBaseA.obj";
+        // app.TEXTURE_PATH = "models/SMG_Observatory/objects/AstroBaseA.png";
+
+        app.MODEL_PATH = "models/viking_room.obj";
+        app.TEXTURE_PATH = "textures/viking_room.png";
+
+        app.run("Vulkan", 800, 800);
     }
     catch(const std::exception& e){
         std::cerr << e.what() << std::endl;

shaders/shader.frag

@@ -1,9 +1,13 @@
 #version 450
 
 layout(location = 0) in vec3 fragColor;
+layout(location = 1) in vec2 fragTexCoord;
 
 layout(location = 0) out vec4 outColor;
 
+layout(binding = 1) uniform sampler2D texSampler;
+
 void main(){
-    outColor = vec4(fragColor, 1.0);
+    // outColor = vec4(fragTexCoord, 0.0, 1.0);
+    outColor = texture(texSampler, fragTexCoord);
 }

shaders/shader.vert

@@ -6,29 +6,15 @@ layout(set = 0, binding = 0) uniform UniformBufferObject{
     mat4 proj;
 }ubo;
 
-layout(location = 0) in vec2 inPosition;
+layout(location = 0) in vec3 inPosition;
 layout(location = 1) in vec3 inColor;
+layout(location = 2) in vec2 inTexCoord;
 
 layout(location = 0) out vec3 fragColor;
-
+layout(location = 1) out vec2 fragTexCoord;
-/*
-vec2 positions[3] = vec2[](
-    vec2(0.0, -0.5),
-    vec2(0.5, 0.5),
-    vec2(-0.5, 0.5)
-);
-
-vec3 colors[3] = vec3[](
-    vec3(0.0, 1.0, 1.0),
-    vec3(0.0, 1.0, 0.0),
-    vec3(0.0, 0.0, 1.0)
-);
-*/
 
 void main(){
-    // gl_Position = vec4(positions[gl_VertexIndex], 0.0, 1.0);
+    gl_Position = ubo.proj * ubo.view * ubo.model * vec4(inPosition, 1.0);
-    // fragColor = colors[gl_VertexIndex];
-    // gl_Position = vec4(inPosition, 0.0, 1.0);
-    gl_Position = ubo.proj * ubo.view * ubo.model * vec4(inPosition, 0.0, 1.0);
     fragColor = inColor;
+    fragTexCoord = inTexCoord;
 }

vulkan/vulkan_app.cpp

@@ -7,6 +7,10 @@
 #define STB_IMAGE_IMPLEMENTATION
 #include <stb/stb_image.h>
 
+// same as stb
+#define TINYOBJLOADER_IMPLEMENTATION
+#include <tiny_obj_loader.h>
+
 namespace vapp{
     const std::vector<const char*> validationLayers = {
         "VK_LAYER_KHRONOS_validation"
@@ -16,12 +20,17 @@ namespace vapp{
         VK_KHR_SWAPCHAIN_EXTENSION_NAME,
     };
 
-    static VKAPI_ATTR VkBool32 VKAPI_CALL debugCallback(VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity, VkDebugUtilsMessageTypeFlagsEXT messageType, const VkDebugUtilsMessengerCallbackDataEXT *pCallbackData, void *pUserData){
+    static VKAPI_ATTR VkBool32 VKAPI_CALL debugCallback(VkDebugUtilsMessageSeverityFlagBitsEXT messageSeverity,
+                                                        VkDebugUtilsMessageTypeFlagsEXT messageType,
+                                                        const VkDebugUtilsMessengerCallbackDataEXT *pCallbackData,
+                                                        void *pUserData){
         std::cerr << "Validation Layer: " << pCallbackData->pMessage << std::endl;
         return VK_FALSE;
     }
 
-    VkResult CreateDebugUtilsMessengerEXT(VkInstance instance, const VkDebugUtilsMessengerCreateInfoEXT *pCreateInfo, const VkAllocationCallbacks *pAllocator, VkDebugUtilsMessengerEXT *pDebugMessenger){
+    VkResult CreateDebugUtilsMessengerEXT(VkInstance instance, const VkDebugUtilsMessengerCreateInfoEXT *pCreateInfo,
+                                          const VkAllocationCallbacks *pAllocator,
+                                          VkDebugUtilsMessengerEXT *pDebugMessenger){
         auto func = (PFN_vkCreateDebugUtilsMessengerEXT)vkGetInstanceProcAddr(
             instance, "vkCreateDebugUtilsMessengerEXT");
         if(func == nullptr) return VK_ERROR_EXTENSION_NOT_PRESENT;
@@ -29,7 +38,8 @@ namespace vapp{
         return func(instance, pCreateInfo, pAllocator, pDebugMessenger);
     }
 
-    void DestroyDebugUtilsMessengerEXT(VkInstance instance, VkDebugUtilsMessengerEXT debugMessenger, const VkAllocationCallbacks *pAllocator){
+    void DestroyDebugUtilsMessengerEXT(VkInstance instance, VkDebugUtilsMessengerEXT debugMessenger,
+                                       const VkAllocationCallbacks *pAllocator){
         if(auto func = (PFN_vkDestroyDebugUtilsMessengerEXT)vkGetInstanceProcAddr(
             instance, "vkDestroyDebugUtilsMessengerEXT"); func != nullptr){
             func(instance, debugMessenger, pAllocator);
@@ -97,6 +107,22 @@ namespace vapp{
         return extensions;
     }
 
+    VkSampleCountFlagBits Vulkan::getMaxUsableSampleCount(){
+        VkPhysicalDeviceProperties physicalDeviceProperties;
+        vkGetPhysicalDeviceProperties(physicalDevice, &physicalDeviceProperties);
+
+        VkSampleCountFlags counts = physicalDeviceProperties.limits.framebufferDepthSampleCounts;
+
+        if(counts & VK_SAMPLE_COUNT_64_BIT) return VK_SAMPLE_COUNT_64_BIT;
+        if(counts & VK_SAMPLE_COUNT_32_BIT) return VK_SAMPLE_COUNT_32_BIT;
+        if(counts & VK_SAMPLE_COUNT_16_BIT) return VK_SAMPLE_COUNT_16_BIT;
+        if(counts & VK_SAMPLE_COUNT_8_BIT) return VK_SAMPLE_COUNT_8_BIT;
+        if(counts & VK_SAMPLE_COUNT_4_BIT) return VK_SAMPLE_COUNT_4_BIT;
+        if(counts & VK_SAMPLE_COUNT_2_BIT) return VK_SAMPLE_COUNT_2_BIT;
+
+        return VK_SAMPLE_COUNT_1_BIT;
+    }
+
     void Vulkan::createInstance(){
         if(enableValidationLayers && !checkValidationLayerSupport()){
             throw std::runtime_error("Func: createInstance\nError: Validation Layers requested, but not available!\n");
@@ -170,6 +196,7 @@ namespace vapp{
         for(VkPhysicalDevice device : devices){
             if(isDeviceSuitable(device)){
                 physicalDevice = device;
+                msaaSamples = getMaxUsableSampleCount();
                 break;
             }
         }
@@ -197,6 +224,7 @@ namespace vapp{
 
         VkPhysicalDeviceFeatures deviceFeatures{};
         deviceFeatures.samplerAnisotropy = VK_TRUE;
+        deviceFeatures.sampleRateShading = VK_TRUE;
 
         VkDeviceCreateInfo createInfo{};
         createInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
@@ -343,8 +371,8 @@ namespace vapp{
 
         actualExtent.width = std::clamp(actualExtent.width, capabilities.minImageExtent.width,
                                         capabilities.maxImageExtent.width);
-        actualExtent.width = std::clamp(actualExtent.height, capabilities.minImageExtent.height,
+        actualExtent.height = std::clamp(actualExtent.height, capabilities.minImageExtent.height,
-                                        capabilities.maxImageExtent.height);
+                                         capabilities.maxImageExtent.height);
 
         return actualExtent;
     }
@@ -408,7 +436,8 @@ namespace vapp{
         swapChainImageViews.resize(swapChainImages.size());
 
         for(uint32_t i = 0; i < swapChainImages.size(); i++){
-            swapChainImageViews[i] = createImageView(swapChainImages[i], swapChainImageFormat);
+            swapChainImageViews[i] = createImageView(swapChainImages[i], swapChainImageFormat,
+                                                     VK_IMAGE_ASPECT_COLOR_BIT, 1);
         }
     }
 
@@ -419,25 +448,34 @@ namespace vapp{
         uboLayoutBinding.descriptorCount = 1;
         uboLayoutBinding.stageFlags = VK_SHADER_STAGE_VERTEX_BIT;
 
+        VkDescriptorSetLayoutBinding samplerLayoutBinding{};
+        samplerLayoutBinding.binding = 1;
+        samplerLayoutBinding.descriptorCount = 1;
+        samplerLayoutBinding.descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
+        samplerLayoutBinding.pImmutableSamplers = nullptr;
+        samplerLayoutBinding.stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT;
+
+        std::array<VkDescriptorSetLayoutBinding, 2> bindings = {uboLayoutBinding, samplerLayoutBinding};
+
         VkDescriptorSetLayoutCreateInfo layoutInfo{};
         layoutInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO;
-        layoutInfo.bindingCount = 1;
+        layoutInfo.bindingCount = static_cast<uint32_t>(bindings.size());
-        layoutInfo.pBindings = &uboLayoutBinding;
+        layoutInfo.pBindings = bindings.data();
 
         if(vkCreateDescriptorSetLayout(device, &layoutInfo, nullptr, &descriptorSetLayout) != VK_SUCCESS){
-            throw std::runtime_error("Func: createDescriptorSetLayout\nError: Failed to create Descriptor Set Layout!\n");
+            throw std::runtime_error(
+                "Func: createDescriptorSetLayout\nError: Failed to create Descriptor Set Layout!\n");
         }
     }
 
     void Vulkan::createGraphicsPipeline(){
-        // TODO: find solution for file location
         std::vector<char> vertShaderCode;
         std::vector<char> fragShaderCode;
         try{
             vertShaderCode = readFile("shaders/shader.vert.spv");
             fragShaderCode = readFile("shaders/shader.frag.spv");
         }
-        catch(std::exception e){
+        catch(const std::exception& e){
             std::cout << "Failed to read ./shaders/...\nTrying fallback folders!\n";
             vertShaderCode = readFile("../shaders/shader.vert.spv");
             fragShaderCode = readFile("../shaders/shader.frag.spv");
@@ -523,7 +561,9 @@ namespace vapp{
         VkPipelineMultisampleStateCreateInfo multisampling{};
         multisampling.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO;
         multisampling.sampleShadingEnable = VK_FALSE;
-        multisampling.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT;
+        multisampling.rasterizationSamples = msaaSamples;
+        multisampling.sampleShadingEnable = VK_TRUE;
+        multisampling.minSampleShading = .8f;
 
         VkPipelineColorBlendAttachmentState colorBlendAttachment{};
         colorBlendAttachment.colorWriteMask = VK_COLOR_COMPONENT_R_BIT
@@ -544,6 +584,18 @@ namespace vapp{
         colorBlending.attachmentCount = 1;
         colorBlending.pAttachments = &colorBlendAttachment;
 
+        VkPipelineDepthStencilStateCreateInfo depthStencil{};
+        depthStencil.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO;
+        depthStencil.depthTestEnable = VK_TRUE;
+        depthStencil.depthWriteEnable = VK_TRUE;
+        depthStencil.depthCompareOp = VK_COMPARE_OP_LESS;
+        depthStencil.depthBoundsTestEnable = VK_FALSE;
+        depthStencil.minDepthBounds = 0.0f;
+        depthStencil.maxDepthBounds = 1.0f;
+        depthStencil.stencilTestEnable = VK_FALSE;
+        depthStencil.front = {};
+        depthStencil.back = {};
+
         VkPipelineLayoutCreateInfo pipelineLayoutInfo{};
         pipelineLayoutInfo.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO;
         pipelineLayoutInfo.setLayoutCount = 1;
@@ -566,6 +618,7 @@ namespace vapp{
         pipelineInfo.pDepthStencilState = nullptr; // Optional because {} as initializer
         pipelineInfo.pColorBlendState = &colorBlending;
         pipelineInfo.pDynamicState = &dynamicState;
+        pipelineInfo.pDepthStencilState = &depthStencil;
         pipelineInfo.layout = pipelineLayout;
         pipelineInfo.renderPass = renderPass;
         pipelineInfo.subpass = 0;
@@ -599,37 +652,71 @@ namespace vapp{
     }
 
     void Vulkan::createRenderPass(){
+        VkAttachmentDescription depthAttachment{};
+        depthAttachment.format = findDepthFormat();
+        depthAttachment.samples = msaaSamples;
+        depthAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
+        depthAttachment.storeOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+        depthAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
+        depthAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+        depthAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;;
+        depthAttachment.finalLayout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+
+        VkAttachmentReference depthAttachmentRef{};
+        depthAttachmentRef.attachment = 1;
+        depthAttachmentRef.layout = VK_IMAGE_LAYOUT_DEPTH_STENCIL_ATTACHMENT_OPTIMAL;
+
         VkAttachmentDescription colorAttachment{};
         colorAttachment.format = swapChainImageFormat;
-        colorAttachment.samples = VK_SAMPLE_COUNT_1_BIT;
+        colorAttachment.samples = msaaSamples;
         colorAttachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR;
         colorAttachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
         colorAttachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
         colorAttachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
         colorAttachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
-        colorAttachment.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
+        colorAttachment.finalLayout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
 
         VkAttachmentReference colorAttachmentRef{};
         colorAttachmentRef.attachment = 0;
         colorAttachmentRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
 
+        VkAttachmentDescription colorAttachmentResolve{};
+        colorAttachmentResolve.format = swapChainImageFormat;
+        colorAttachmentResolve.samples = VK_SAMPLE_COUNT_1_BIT;
+        colorAttachmentResolve.loadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
+        colorAttachmentResolve.storeOp = VK_ATTACHMENT_STORE_OP_STORE;
+        colorAttachmentResolve.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE;
+        colorAttachmentResolve.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE;
+        colorAttachmentResolve.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
+        colorAttachmentResolve.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
+
+        VkAttachmentReference colorAttachmentResolveRef{};
+        colorAttachmentResolveRef.attachment = 2;
+        colorAttachmentResolveRef.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL;
+
         VkSubpassDescription subpass{};
         subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS;
         subpass.colorAttachmentCount = 1;
         subpass.pColorAttachments = &colorAttachmentRef;
+        subpass.pDepthStencilAttachment = &depthAttachmentRef;
+        subpass.pResolveAttachments = &colorAttachmentResolveRef;
 
         VkSubpassDependency dependency{};
         dependency.srcSubpass = VK_SUBPASS_EXTERNAL;
         dependency.dstSubpass = 0;
-        dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
+        dependency.srcStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
+            VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT;
         dependency.srcAccessMask = 0;
-        dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT;
+        dependency.dstStageMask = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT |
-        dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT;
+            VK_PIPELINE_STAGE_EARLY_FRAGMENT_TESTS_BIT;;
+        dependency.dstAccessMask = VK_ACCESS_COLOR_ATTACHMENT_WRITE_BIT | VK_ACCESS_DEPTH_STENCIL_ATTACHMENT_WRITE_BIT;;
+
+        std::array<VkAttachmentDescription, 3> attachments = {colorAttachment, depthAttachment, colorAttachmentResolve};
 
         VkRenderPassCreateInfo renderPassInfo{};
         renderPassInfo.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO;
-        renderPassInfo.attachmentCount = 1;
+        renderPassInfo.attachmentCount = static_cast<uint32_t>(attachments.size());
-        renderPassInfo.pAttachments = &colorAttachment;
+        renderPassInfo.pAttachments = attachments.data();
         renderPassInfo.subpassCount = 1;
         renderPassInfo.pSubpasses = &subpass;
         renderPassInfo.dependencyCount = 1;
@@ -640,23 +727,23 @@ namespace vapp{
         }
     }
 
-    void Vulkan::createFrameBuffers(){
+    void Vulkan::createFramebuffers(){
         swapChainFramebuffers.resize(swapChainImageViews.size());
 
         for(size_t i = 0; i < swapChainImageViews.size(); i++){
-            VkImageView attachements[] = {swapChainImageViews[i]};
+            std::array<VkImageView, 3> attachments = {colorImageView, depthImageView, swapChainImageViews[i]};
 
             VkFramebufferCreateInfo framebufferInfo{};
             framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
             framebufferInfo.renderPass = renderPass;
-            framebufferInfo.attachmentCount = 1;
+            framebufferInfo.attachmentCount = static_cast<uint32_t>(attachments.size());
-            framebufferInfo.pAttachments = attachements;
+            framebufferInfo.pAttachments = attachments.data();
             framebufferInfo.width = swapChainExtent.width;
             framebufferInfo.height = swapChainExtent.height;
             framebufferInfo.layers = 1;
 
             if(vkCreateFramebuffer(device, &framebufferInfo, nullptr, &swapChainFramebuffers[i]) != VK_SUCCESS){
-                throw std::runtime_error("Func: createFrameBuffers\nError: Failed to create Framebuffer!\n");
+                throw std::runtime_error("Func: createFramebuffers\nError: Failed to create Framebuffer!\n");
             }
         }
     }
@@ -673,6 +760,51 @@ namespace vapp{
         }
     }
 
+    VkFormat Vulkan::findSupportedFormat(const std::vector<VkFormat>& candidates, VkImageTiling tiling,
+                                         VkFormatFeatureFlags features){
+        for(VkFormat format : candidates){
+            VkFormatProperties props;
+            vkGetPhysicalDeviceFormatProperties(physicalDevice, format, &props);
+
+            if(tiling == VK_IMAGE_TILING_LINEAR && (props.linearTilingFeatures & features) == features){
+                return format;
+            }
+            if(tiling == VK_IMAGE_TILING_OPTIMAL && (props.optimalTilingFeatures & features) == features){
+                return format;
+            }
+        }
+        throw std::runtime_error("Func: findSupportedFormat\nError: Failed to find supported Format!\n");
+    }
+
+    VkFormat Vulkan::findDepthFormat(){
+        return findSupportedFormat(
+            {VK_FORMAT_D32_SFLOAT, VK_FORMAT_D32_SFLOAT_S8_UINT, VK_FORMAT_D24_UNORM_S8_UINT},
+            VK_IMAGE_TILING_OPTIMAL,
+            VK_FORMAT_FEATURE_DEPTH_STENCIL_ATTACHMENT_BIT
+        );
+    }
+
+    bool hasStencilComponent(VkFormat format){
+        return format == VK_FORMAT_D32_SFLOAT_S8_UINT || format == VK_FORMAT_D24_UNORM_S8_UINT;
+    }
+
+    void Vulkan::createColorResources(){
+        VkFormat colorFormat = swapChainImageFormat;
+
+        createImage(swapChainExtent.width, swapChainExtent.height, 1, msaaSamples, colorFormat, VK_IMAGE_TILING_OPTIMAL,
+                    VK_IMAGE_USAGE_TRANSIENT_ATTACHMENT_BIT | VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
+                    VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, colorImage, colorImageMemory);
+        colorImageView = createImageView(colorImage, colorFormat, VK_IMAGE_ASPECT_COLOR_BIT, 1);
+    }
+
+    void Vulkan::createDepthResources(){
+        VkFormat depthFormat = findDepthFormat();
+        createImage(swapChainExtent.width, swapChainExtent.height, 1, msaaSamples, depthFormat, VK_IMAGE_TILING_OPTIMAL,
+                    VK_IMAGE_USAGE_DEPTH_STENCIL_ATTACHMENT_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, depthImage,
+                    depthImageMemory);
+        depthImageView = createImageView(depthImage, depthFormat, VK_IMAGE_ASPECT_DEPTH_BIT, 1);
+    }
+
     VkCommandBuffer Vulkan::beginSingleTimeCommands(){
         VkCommandBufferAllocateInfo allocInfo{};
         allocInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
@@ -715,7 +847,8 @@ namespace vapp{
         endSingleTimeCommands(commandBuffer);
     }
 
-    void Vulkan::transitionImageLayout(VkImage image, VkFormat format, VkImageLayout oldLayout, VkImageLayout newLayout){
+    void Vulkan::transitionImageLayout(VkImage image, VkFormat format, VkImageLayout oldLayout, VkImageLayout newLayout,
+                                       uint32_t mipLevels){
         VkCommandBuffer commandBuffer = beginSingleTimeCommands();
 
         VkImageMemoryBarrier barrier{};
@@ -730,7 +863,7 @@ namespace vapp{
 
         barrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
         barrier.subresourceRange.baseMipLevel = 0;
-        barrier.subresourceRange.levelCount = 1;
+        barrier.subresourceRange.levelCount = mipLevels;
         barrier.subresourceRange.baseArrayLayer = 0;
         barrier.subresourceRange.layerCount = 1;
 
@@ -744,7 +877,8 @@ namespace vapp{
             sourceStage = VK_PIPELINE_STAGE_TOP_OF_PIPE_BIT;
             destinationStage = VK_PIPELINE_STAGE_TRANSFER_BIT;
         }
-        else if(oldLayout == VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL && newLayout == VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL){
+        else if(oldLayout == VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL && newLayout ==
+            VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL){
             barrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
             barrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
 
@@ -772,32 +906,35 @@ namespace vapp{
         region.imageSubresource.baseArrayLayer = 0;
         region.imageSubresource.layerCount = 1;
 
-        region.imageOffset = { 0, 0, 0 };
+        region.imageOffset = {0, 0, 0};
-        region.imageExtent = { width, height, 1 };
+        region.imageExtent = {width, height, 1};
 
         vkCmdCopyBufferToImage(commandBuffer, buffer, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &region);
         endSingleTimeCommands(commandBuffer);
     }
 
-    void Vulkan::createImage(uint32_t width, uint32_t height, VkFormat format, VkImageTiling tiling, VkImageUsageFlags usage, VkMemoryPropertyFlags properties, VkImage& image, VkDeviceMemory &imageMemory){
+    void Vulkan::createImage(uint32_t width, uint32_t height, uint32_t mipLevels, VkSampleCountFlagBits numSamples,
+                             VkFormat format, VkImageTiling tiling, VkImageUsageFlags usage,
+                             VkMemoryPropertyFlags properties, VkImage& image, VkDeviceMemory& imageMemory){
         VkImageCreateInfo imageInfo{};
         imageInfo.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO;
         imageInfo.imageType = VK_IMAGE_TYPE_2D; // 3D is used to store voxel volumes
         imageInfo.extent.width = width;
         imageInfo.extent.height = height;
         imageInfo.extent.depth = 1;
-        imageInfo.mipLevels = 1;
+        imageInfo.mipLevels = mipLevels;
         imageInfo.arrayLayers = 1;
         imageInfo.format = format;
-        imageInfo.tiling = tiling; // or LINEAR for direct memory access of texels, OPTIMAL provides efficient access from shader
+        imageInfo.tiling = tiling;
+        // or LINEAR for direct memory access of texels, OPTIMAL provides efficient access from shader
         imageInfo.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED;
         imageInfo.usage = usage;
         imageInfo.sharingMode = VK_SHARING_MODE_EXCLUSIVE;
-        imageInfo.samples = VK_SAMPLE_COUNT_1_BIT;
+        imageInfo.samples = numSamples;
         imageInfo.flags = 0; // something tells me this has another value when using voxels
 
         if(vkCreateImage(device, &imageInfo, nullptr, &image) != VK_SUCCESS){
-            throw std::runtime_error("Func: createTextureImage\nError: Failed to create Image!\n");
+            throw std::runtime_error("Func: createImage\nError: Failed to create Image!\n");
         }
 
         VkMemoryRequirements memRequirements;
@@ -815,17 +952,105 @@ namespace vapp{
         vkBindImageMemory(device, image, imageMemory, 0);
     }
 
+    void Vulkan::generateMipmaps(VkImage image, VkFormat imageFormat, int32_t texWidth, int32_t texHeight,
+                                 uint32_t mipLevels){
+        // normally mipmaps are stored alongside base level of image
+        VkFormatProperties formatProperties;
+        vkGetPhysicalDeviceFormatProperties(physicalDevice, imageFormat, &formatProperties);
+
+        if(!(formatProperties.optimalTilingFeatures & VK_FORMAT_FEATURE_SAMPLED_IMAGE_FILTER_LINEAR_BIT)){
+            throw std::runtime_error(
+                "Func: generateMipmaps\nError: Texture Image Format does not support linear blitting!\n");
+        }
+
+        VkCommandBuffer commandBuffer = beginSingleTimeCommands();
+
+        VkImageMemoryBarrier barrier{};
+        barrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
+        barrier.image = image;
+        barrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+        barrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+        barrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+        barrier.subresourceRange.baseArrayLayer = 0;
+        barrier.subresourceRange.layerCount = 1;
+        barrier.subresourceRange.levelCount = 1;
+
+        int32_t mipWidth = texWidth;
+        int32_t mipHeight = texHeight;
+
+        for(uint32_t i = 1; i < mipLevels; i++){
+            barrier.subresourceRange.baseMipLevel = i - 1;
+            barrier.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
+            barrier.newLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
+            barrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
+            barrier.dstAccessMask = VK_ACCESS_MEMORY_READ_BIT;
+
+            vkCmdPipelineBarrier(commandBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0,
+                                 nullptr, 0, nullptr, 1, &barrier);
+
+            VkImageBlit blit{};
+            blit.srcOffsets[0] = {0, 0, 0};
+            blit.srcOffsets[1] = {mipWidth, mipHeight, 1};
+            blit.srcSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+            blit.srcSubresource.mipLevel = i - 1;
+            blit.srcSubresource.baseArrayLayer = 0;
+            blit.srcSubresource.layerCount = 1;
+
+            blit.dstOffsets[0] = {0, 0, 0};
+            blit.dstOffsets[1] = {mipWidth > 1 ? mipWidth / 2 : 1, mipHeight > 1 ? mipHeight / 2 : 1, 1};
+            blit.dstSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+            blit.dstSubresource.mipLevel = i;
+            blit.dstSubresource.baseArrayLayer = 0;
+            blit.dstSubresource.layerCount = 1;
+
+            vkCmdBlitImage(commandBuffer, image, VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL, image,
+                           VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, &blit, VK_FILTER_LINEAR);
+
+            barrier.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_SRC_OPTIMAL;
+            barrier.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
+            barrier.srcAccessMask = VK_ACCESS_TRANSFER_READ_BIT;
+            barrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
+
+            vkCmdPipelineBarrier(commandBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT,
+                                 0, 0, nullptr, 0, nullptr, 1, &barrier);
+
+            if(mipWidth > 1) mipWidth /= 2;
+            if(mipHeight > 1) mipHeight /= 2;
+        }
+
+        barrier.subresourceRange.baseMipLevel = mipLevels - 1;
+        barrier.oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL;
+        barrier.newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
+        barrier.srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT;
+        barrier.dstAccessMask = VK_ACCESS_SHADER_READ_BIT;
+
+        vkCmdPipelineBarrier(commandBuffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0,
+                             nullptr, 0, nullptr, 1, &barrier);
+
+        endSingleTimeCommands(commandBuffer);
+    }
+
     void Vulkan::createTextureImage(){
         int texWidth, texHeight, texChannels;
-        stbi_uc *pixels = stbi_load("textures/texture.jpeg", &texWidth, &texHeight, &texChannels, STBI_rgb_alpha);
+
+        if(MODEL_PATH == "" || TEXTURE_PATH == ""){
+            throw std::runtime_error(
+                "Func: createTextureImage\nError: No file was given in MODEL_PATH or TEXTURE_PATH!\n");
+        }
+
+        stbi_uc *pixels = stbi_load(TEXTURE_PATH.c_str(), &texWidth, &texHeight, &texChannels, STBI_rgb_alpha);
+
         VkDeviceSize imageSize = texWidth * texHeight * 4; // 4 bytes per pixel
+        mipLevels = static_cast<uint32_t>(std::floor(std::log2(std::max(texWidth, texHeight)))) + 1;
 
         if(!pixels) throw std::runtime_error("Func: createTextureImage\nError: Failed to load Texture Image!\n");
 
         VkBuffer stagingBuffer;
         VkDeviceMemory stagingBufferMemory;
 
-        createBuffer(imageSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, stagingBuffer, stagingBufferMemory);
+        createBuffer(imageSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
+                     VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, stagingBuffer,
+                     stagingBufferMemory);
 
         void *data;
         vkMapMemory(device, stagingBufferMemory, 0, imageSize, 0, &data);
@@ -834,23 +1059,32 @@ namespace vapp{
 
         stbi_image_free(pixels);
 
-        createImage(texWidth, texHeight, VK_FORMAT_R8G8B8A8_SRGB, VK_IMAGE_TILING_OPTIMAL, VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, textureImage, textureImageMemory);
+        createImage(texWidth, texHeight, mipLevels, VK_SAMPLE_COUNT_1_BIT, VK_FORMAT_R8G8B8A8_SRGB,
-        transitionImageLayout(textureImage, VK_FORMAT_R8G8B8A8_SRGB, VK_IMAGE_LAYOUT_UNDEFINED, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL);
+                    VK_IMAGE_TILING_OPTIMAL,
-        copyBufferToImage(stagingBuffer, textureImage, static_cast<uint32_t>(texWidth), static_cast<uint32_t>(texHeight));
+                    VK_IMAGE_USAGE_TRANSFER_SRC_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT | VK_IMAGE_USAGE_SAMPLED_BIT,
-        transitionImageLayout(textureImage, VK_FORMAT_R8G8B8A8_SRGB, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL);
+                    VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, textureImage, textureImageMemory);
+        transitionImageLayout(textureImage, VK_FORMAT_R8G8B8A8_SRGB, VK_IMAGE_LAYOUT_UNDEFINED,
+                              VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, mipLevels);
+        copyBufferToImage(stagingBuffer, textureImage, static_cast<uint32_t>(texWidth),
+                          static_cast<uint32_t>(texHeight));
+        // removed because of mipmapping
+        // transitionImageLayout(textureImage, VK_FORMAT_R8G8B8A8_SRGB, VK_IMAGE_LAYOUT_UNDEFINED /*TRANSFER_DST_OPTIMAL*/, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL /*SHADER_READ_ONLY_OPTIMAL*/, mipLevels);
         vkDestroyBuffer(device, stagingBuffer, nullptr);
         vkFreeMemory(device, stagingBufferMemory, nullptr);
+
+        generateMipmaps(textureImage, VK_FORMAT_R8G8B8A8_SRGB, texWidth, texHeight, mipLevels);
     }
 
-    VkImageView Vulkan::createImageView(VkImage image, VkFormat format){
+    VkImageView Vulkan::createImageView(VkImage image, VkFormat format, VkImageAspectFlags aspectFlags,
+                                        uint32_t mipLevels){
         VkImageViewCreateInfo viewInfo{};
         viewInfo.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
         viewInfo.image = image;
         viewInfo.viewType = VK_IMAGE_VIEW_TYPE_2D;
-        viewInfo.format = VK_FORMAT_R8G8B8A8_SRGB;
+        viewInfo.format = format;
-        viewInfo.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+        viewInfo.subresourceRange.aspectMask = aspectFlags;
         viewInfo.subresourceRange.baseMipLevel = 0;
-        viewInfo.subresourceRange.levelCount = 1;
+        viewInfo.subresourceRange.levelCount = mipLevels;
         viewInfo.subresourceRange.baseArrayLayer = 0;
         viewInfo.subresourceRange.layerCount = 1;
 
@@ -863,7 +1097,7 @@ namespace vapp{
     }
 
     void Vulkan::createTextureImageView(){
-        textureImageView = createImageView(textureImage, VK_FORMAT_R8G8B8A8_SRGB);
+        textureImageView = createImageView(textureImage, VK_FORMAT_R8G8B8A8_SRGB, VK_IMAGE_ASPECT_COLOR_BIT, mipLevels);
     }
 
     void Vulkan::createTextureSampler(){
@@ -890,9 +1124,9 @@ namespace vapp{
         samplerInfo.compareEnable = VK_FALSE;
         samplerInfo.compareOp = VK_COMPARE_OP_ALWAYS;
         samplerInfo.mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR;
+        samplerInfo.minLod = /*static_cast<float>(mipLevels / 2);*/ 0.0f;
+        samplerInfo.maxLod = static_cast<float>(mipLevels);
         samplerInfo.mipLodBias = 0.0f;
-        samplerInfo.minLod = 0.0f;
-        samplerInfo.maxLod = 0.0f;
 
         if(vkCreateSampler(device, &samplerInfo, nullptr, &textureSampler) != VK_SUCCESS){
             throw std::runtime_error("Func: createTextureSampler\nError: Failed to create Texture Sampler!\n");
@@ -903,13 +1137,15 @@ namespace vapp{
         VkPhysicalDeviceMemoryProperties memProperties;
         vkGetPhysicalDeviceMemoryProperties(physicalDevice, &memProperties);
         for(uint32_t i = 0; i < memProperties.memoryTypeCount; i++){
-            if(typeFilter & (1 << i) && (memProperties.memoryTypes[i].propertyFlags & properties) == properties) return i;
+            if(typeFilter & (1 << i) && (memProperties.memoryTypes[i].propertyFlags & properties) == properties) return
+                i;
         }
 
         throw std::runtime_error("Func: findMemoryType\nError: Failed to find suitable memory type!\n");
     }
 
-    void Vulkan::createBuffer(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags properties, VkBuffer &buffer, VkDeviceMemory &bufferMemory){
+    void Vulkan::createBuffer(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags properties,
+                              VkBuffer& buffer, VkDeviceMemory& bufferMemory){
         VkBufferCreateInfo bufferInfo{};
         bufferInfo.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO;
         bufferInfo.size = size;
@@ -970,20 +1206,64 @@ namespace vapp{
         vkFreeCommandBuffers(device, commandPool, 1, &commandBuffer);
     }
 
+    void Vulkan::loadModel(){
+        tinyobj::attrib_t attrib;
+        std::vector<tinyobj::shape_t> shapes;
+        std::vector<tinyobj::material_t> materials;
+        std::string warn, err;
+
+        if(!tinyobj::LoadObj(&attrib, &shapes, &materials, &warn, &err, MODEL_PATH.c_str())){
+            throw std::runtime_error("Func: loadModel\nError: " + warn + err + "\n");
+        }
+
+        std::unordered_map<Vertex, uint32_t> uniqueVertices{};
+
+        for(const auto& shape : shapes){
+            for(const auto& index : shape.mesh.indices){
+                Vertex vertex{};
+
+                vertex.pos = {
+                    attrib.vertices[3 * index.vertex_index + 0],
+                    attrib.vertices[3 * index.vertex_index + 1],
+                    attrib.vertices[3 * index.vertex_index + 2],
+                };
+
+                vertex.texCoord = {
+                    attrib.texcoords[2 * index.texcoord_index + 0],
+                    1.0f - attrib.texcoords[2 * index.texcoord_index + 1],
+                };
+
+                vertex.color = {1.0f, 1.0f, 1.0f};
+
+
+                if(!uniqueVertices.contains(vertex)){
+                    uniqueVertices[vertex] = static_cast<uint32_t>(vertices.size());
+                    vertices.push_back(vertex);
+                }
+
+                indices.push_back(uniqueVertices[vertex]);
+            }
+        }
+    }
+
+
     void Vulkan::createVertexBuffer(){
         VkDeviceSize bufferSize = sizeof(vertices[0]) * vertices.size();
 
         VkBuffer stagingBuffer;
         VkDeviceMemory stagingBufferMemory;
 
-        createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, stagingBuffer, stagingBufferMemory);
+        createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
+                     VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, stagingBuffer,
+                     stagingBufferMemory);
 
         void *data;
         vkMapMemory(device, stagingBufferMemory, 0, bufferSize, 0, &data);
         memcpy(data, vertices.data(), (size_t)bufferSize);
         vkUnmapMemory(device, stagingBufferMemory);
 
-        createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, vertexBuffer, vertexBufferMemory);
+        createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_VERTEX_BUFFER_BIT,
+                     VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, vertexBuffer, vertexBufferMemory);
 
         copyBuffer(stagingBuffer, vertexBuffer, bufferSize);
 
@@ -997,14 +1277,17 @@ namespace vapp{
         VkBuffer stagingBuffer;
         VkDeviceMemory stagingBufferMemory;
 
-        createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, stagingBuffer, stagingBufferMemory);
+        createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT,
+                     VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, stagingBuffer,
+                     stagingBufferMemory);
 
         void *data;
         vkMapMemory(device, stagingBufferMemory, 0, bufferSize, 0, &data);
         memcpy(data, indices.data(), (size_t)bufferSize);
         vkUnmapMemory(device, stagingBufferMemory);
 
-        createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_INDEX_BUFFER_BIT, VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, indexBuffer, indexBufferMemory);
+        createBuffer(bufferSize, VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_INDEX_BUFFER_BIT,
+                     VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, indexBuffer, indexBufferMemory);
 
         copyBuffer(stagingBuffer, indexBuffer, bufferSize);
 
@@ -1020,20 +1303,24 @@ namespace vapp{
         uniformBuffersMapped.resize(MAX_FRAMES_IN_FLIGHT);
 
         for(size_t i = 0; i < MAX_FRAMES_IN_FLIGHT; i++){
-            createBuffer(bufferSize, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT, VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, uniformBuffers[i], uniformBuffersMemory[i]);
+            createBuffer(bufferSize, VK_BUFFER_USAGE_UNIFORM_BUFFER_BIT,
+                         VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT | VK_MEMORY_PROPERTY_HOST_COHERENT_BIT, uniformBuffers[i],
+                         uniformBuffersMemory[i]);
             vkMapMemory(device, uniformBuffersMemory[i], 0, bufferSize, 0, &uniformBuffersMapped[i]);
         }
     }
 
     void Vulkan::createDescriptorPool(){
-        VkDescriptorPoolSize poolSize{};
+        std::array<VkDescriptorPoolSize, 2> poolSizes{};
-        poolSize.type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
+        poolSizes[0].type = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
-        poolSize.descriptorCount = static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
+        poolSizes[0].descriptorCount = static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
+        poolSizes[1].type = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
+        poolSizes[1].descriptorCount = static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
 
         VkDescriptorPoolCreateInfo poolInfo{};
         poolInfo.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO;
-        poolInfo.poolSizeCount = 1;
+        poolInfo.poolSizeCount = static_cast<uint32_t>(poolSizes.size());
-        poolInfo.pPoolSizes = &poolSize;
+        poolInfo.pPoolSizes = poolSizes.data();
         poolInfo.maxSets = static_cast<uint32_t>(MAX_FRAMES_IN_FLIGHT);
 
         if(vkCreateDescriptorPool(device, &poolInfo, nullptr, &descriptorPool) != VK_SUCCESS){
@@ -1062,18 +1349,30 @@ namespace vapp{
             bufferInfo.offset = 0;
             bufferInfo.range = sizeof(UniformBufferObject);
 
-            VkWriteDescriptorSet descriptorWrite{};
+            VkDescriptorImageInfo imageInfo{};
-            descriptorWrite.sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
+            imageInfo.imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL;
-            descriptorWrite.dstSet = descriptorSets[i];
+            imageInfo.imageView = textureImageView;
-            descriptorWrite.dstBinding = 0;
+            imageInfo.sampler = textureSampler;
-            descriptorWrite.dstArrayElement = 0;
 
-            descriptorWrite.descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
+            std::array<VkWriteDescriptorSet, 2> descriptorWrites{};
-            descriptorWrite.descriptorCount = 1;
+            descriptorWrites[0].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
+            descriptorWrites[0].dstSet = descriptorSets[i];
+            descriptorWrites[0].dstBinding = 0;
+            descriptorWrites[0].dstArrayElement = 0;
+            descriptorWrites[0].descriptorType = VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER;
+            descriptorWrites[0].descriptorCount = 1;
+            descriptorWrites[0].pBufferInfo = &bufferInfo;
 
-            descriptorWrite.pBufferInfo = &bufferInfo;
+            descriptorWrites[1].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET;
+            descriptorWrites[1].dstSet = descriptorSets[i];
+            descriptorWrites[1].dstBinding = 1;
+            descriptorWrites[1].dstArrayElement = 0;
+            descriptorWrites[1].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER;
+            descriptorWrites[1].descriptorCount = 1;
+            descriptorWrites[1].pImageInfo = &imageInfo;
 
-            vkUpdateDescriptorSets(device, 1, &descriptorWrite, 0, nullptr);
+            vkUpdateDescriptorSets(device, static_cast<uint32_t>(descriptorWrites.size()), descriptorWrites.data(), 0,
+                                   nullptr);
         }
     }
 
@@ -1106,15 +1405,18 @@ namespace vapp{
         renderPassInfo.renderArea.offset = {0, 0};
         renderPassInfo.renderArea.extent = swapChainExtent;
 
-        VkClearValue clearColor = {{{0.01f, 0.01f, 0.01f, 1.0f}}}; // Background color after clear (Black 100%)
+        std::array<VkClearValue, 2> clearValues{};
-        renderPassInfo.clearValueCount = 1;
+        clearValues[0].color = {{0.01f, 0.01f, 0.01f, 1.0f}}; // Background color after clear (Black 100%)
-        renderPassInfo.pClearValues = &clearColor;
+        clearValues[1].depthStencil = {1.0f, 0};
+
+        renderPassInfo.clearValueCount = static_cast<uint32_t>(clearValues.size());
+        renderPassInfo.pClearValues = clearValues.data();
 
         vkCmdBeginRenderPass(commandBuffer, &renderPassInfo, VK_SUBPASS_CONTENTS_INLINE);
         vkCmdBindPipeline(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, graphicsPipeline);
 
-        VkBuffer vertexBuffers[] = { vertexBuffer };
+        VkBuffer vertexBuffers[] = {vertexBuffer};
-        VkDeviceSize offsets[] = { 0 };
+        VkDeviceSize offsets[] = {0};
         vkCmdBindVertexBuffers(commandBuffer, 0, 1, vertexBuffers, offsets);
 
         vkCmdBindIndexBuffer(commandBuffer, indexBuffer, 0, VK_INDEX_TYPE_UINT32);
@@ -1133,7 +1435,8 @@ namespace vapp{
         scissor.extent = swapChainExtent;
         vkCmdSetScissor(commandBuffer, 0, 1, &scissor);
 
-        vkCmdBindDescriptorSets(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &descriptorSets[currentFrame], 0, nullptr);
+        vkCmdBindDescriptorSets(commandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1,
+                                &descriptorSets[currentFrame], 0, nullptr);
 
         // vkCmdDraw(commandBuffer, static_cast<uint32_t>(vertices.size()), 1, 0, 0);
         // -> goto indexed draw
@@ -1177,9 +1480,9 @@ namespace vapp{
 
         UniformBufferObject ubo{};
         // INFO: Change here for other angles
-        ubo.model = glm::rotate(glm::mat4(1.0f), time * glm::radians(60.0f), glm::vec3(0.2f, 0.2f, 0.8f));
+        ubo.model = glm::rotate(glm::mat4(1.0f), time * glm::radians(0.0f), glm::vec3(0.0f, 0.0f, 1.0f));
-        ubo.view = glm::lookAt(glm::vec3(2.0f, 2.0f, 2.0f), glm::vec3(0.0f, 0.0f, 0.0f), glm::vec3(0.0f, 0.0f, 1.0f));
+        ubo.view = camera.GetViewMatrix(); // glm::lookAt(cameraPos, cameraFront, cameraUp);
-        ubo.proj = glm::perspective(glm::radians(45.0f), swapChainExtent.width / (float)swapChainExtent.height, 0.1f, 10.0f);
+        ubo.proj = glm::perspective(glm::radians(camera.Zoom), swapChainExtent.width / (float)swapChainExtent.height, 0.1f, 10.0f);
 
         // removing this line results in the image rendering upside down
         ubo.proj[1][1] *= -1;
@@ -1192,7 +1495,8 @@ namespace vapp{
         vkResetFences(device, 1, &inFlightFences[currentFrame]);
 
         uint32_t imageIndex;
-        VkResult result = vkAcquireNextImageKHR(device, swapChain, UINT64_MAX, imageAvailableSemaphores[currentFrame], VK_NULL_HANDLE, &imageIndex);
+        VkResult result = vkAcquireNextImageKHR(device, swapChain, UINT64_MAX, imageAvailableSemaphores[currentFrame],
+                                                VK_NULL_HANDLE, &imageIndex);
 
         // INFO: is this right here?
         // vkResetFences(device, 1, &inFlightFences[currentFrame]);
@@ -1246,17 +1550,26 @@ namespace vapp{
     }
 
     void Vulkan::cleanupSwapChain(){
-        for(const auto & swapChainFramebuffer : swapChainFramebuffers)
+        vkDestroyImageView(device, colorImageView, nullptr);
-            { vkDestroyFramebuffer(device, swapChainFramebuffer, nullptr); }
+        vkDestroyImage(device, colorImage, nullptr);
-        for(const auto & swapChainImageView : swapChainImageViews)
+        vkFreeMemory(device, colorImageMemory, nullptr);
-            { vkDestroyImageView(device, swapChainImageView, nullptr); }
+
+        vkDestroyImageView(device, depthImageView, nullptr);
+        vkDestroyImage(device, depthImage, nullptr);
+        vkFreeMemory(device, depthImageMemory, nullptr);
+
+        for(const auto& swapChainFramebuffer : swapChainFramebuffers){
+            vkDestroyFramebuffer(device, swapChainFramebuffer, nullptr);
+        }
+        for(const auto& swapChainImageView : swapChainImageViews){
+            vkDestroyImageView(device, swapChainImageView, nullptr);
+        }
 
         vkDestroySwapchainKHR(device, swapChain, nullptr);
     }
 
     void Vulkan::recreateSwapChain(){
         int width = 0, height = 0;
-        glfwGetFramebufferSize(window, &width, &height);
         while(width == 0 || height == 0){
             glfwGetFramebufferSize(window, &width, &height);
             glfwPollEvents();
@@ -1268,7 +1581,9 @@ namespace vapp{
 
         createSwapChain();
         createImageViews();
-        createFrameBuffers();
+        createColorResources();
+        createDepthResources();
+        createFramebuffers();
     }
 
     static void framebufferResizeCallback(GLFWwindow *window, int width, int height){
@@ -1280,9 +1595,15 @@ namespace vapp{
         glfwInit();
         glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API); // tell glfw to not use opengl
         glfwWindowHint(GLFW_RESIZABLE, GLFW_TRUE); // disable window resize
-        this->window = glfwCreateWindow(static_cast<int>(_width), static_cast<int>(_height), windowName, nullptr, nullptr);
+        this->window = glfwCreateWindow(static_cast<int>(_width), static_cast<int>(_height), windowName, nullptr,
+                                        nullptr);
         glfwSetWindowUserPointer(window, this);
         glfwSetFramebufferSizeCallback(window, framebufferResizeCallback);
+
+        glfwSetInputMode(window, GLFW_CURSOR, GLFW_CURSOR_DISABLED);
+        glfwSetCursorPosCallback(window, mouseCallback);
+        glfwSetScrollCallback(window, scrollCallback);
+        glfwSetKeyCallback(window, keyCallback);
     }
 
     void Vulkan::initVulkan(){
@@ -1296,11 +1617,14 @@ namespace vapp{
         createRenderPass();
         createDescriptorSetLayout();
         createGraphicsPipeline();
-        createFrameBuffers();
         createCommandPool();
+        createColorResources();
+        createDepthResources();
+        createFramebuffers();
         createTextureImage();
         createTextureImageView();
         createTextureSampler();
+        loadModel();
         createVertexBuffer();
         createIndexBuffer();
         createUniformBuffers();
@@ -1314,6 +1638,9 @@ namespace vapp{
         while(!glfwWindowShouldClose(this->window)){
             // glfwSwapBuffers(window);
             glfwPollEvents();
+
+            processInput();
+
             drawFrame();
         }
         vkDeviceWaitIdle(device);
@@ -1366,8 +1693,6 @@ namespace vapp{
         vkDestroySurfaceKHR(instance, surface, nullptr);
         vkDestroyInstance(instance, nullptr);
 
-        vkDestroyInstance(instance, nullptr);
-
         // GLFW
         glfwDestroyWindow(this->window);
         glfwTerminate();

vulkan/vulkan_app.hpp

@@ -10,45 +10,50 @@
 
 #define GLM_FORCE_RADIANS
 #define GLM_FORCE_DEFAULT_ALIGNED_GENTYPES
+#define GLM_FORCE_DEPTH_ZERO_TO_ONE
 #include <glm/glm.hpp>
 #include <glm/gtc/matrix_transform.hpp>
+#define GLM_ENABLE_EXPERIMENTAL
+#include <glm/gtx/hash.hpp>
 
 #include <iostream>
-#include <stdexcept>
-#include <cstdlib>
 #include <cstring>
 #include <cstdint>
 #include <vector>
 #include <optional>
 #include <set>
-#include <limits>
-#include <algorithm>
 #include <fstream>
 #include <array>
 #include <chrono>
+#include <unordered_map>
+
+#include "../camera/camera.hpp"
 
 namespace vapp{
     // Change here for other presentMode
     const VkPresentModeKHR WISHED_PRESENT_MODE = VK_PRESENT_MODE_MAILBOX_KHR;
 
     struct Vertex{
-        glm::vec2 pos;
+        glm::vec3 pos;
         glm::vec3 color;
+        glm::vec2 texCoord;
 
         static VkVertexInputBindingDescription getBindingDescription(){
             VkVertexInputBindingDescription bindingDescription{};
+
             bindingDescription.binding = 0;
             bindingDescription.stride = sizeof(Vertex);
             bindingDescription.inputRate = VK_VERTEX_INPUT_RATE_VERTEX;
+
             return bindingDescription;
         }
 
-        static std::array<VkVertexInputAttributeDescription, 2> getAttributeDescriptions(){
+        static std::array<VkVertexInputAttributeDescription, 3> getAttributeDescriptions(){
-            std::array<VkVertexInputAttributeDescription, 2> attributeDescriptions{};
+            std::array<VkVertexInputAttributeDescription, 3> attributeDescriptions{};
 
             attributeDescriptions[0].binding = 0;
             attributeDescriptions[0].location = 0;
-            attributeDescriptions[0].format = VK_FORMAT_R32G32_SFLOAT;
+            attributeDescriptions[0].format = VK_FORMAT_R32G32B32_SFLOAT;
             attributeDescriptions[0].offset = offsetof(Vertex, pos);
 
             attributeDescriptions[1].binding = 0;
@@ -56,20 +61,38 @@ namespace vapp{
             attributeDescriptions[1].format = VK_FORMAT_R32G32B32_SFLOAT;
             attributeDescriptions[1].offset = offsetof(Vertex, color);
 
+            attributeDescriptions[2].binding = 0;
+            attributeDescriptions[2].location = 2;
+            attributeDescriptions[2].format = VK_FORMAT_R32G32_SFLOAT;
+            attributeDescriptions[2].offset = offsetof(Vertex, texCoord);
+
             return attributeDescriptions;
         }
+
+        bool operator==(const Vertex& other) const{
+            return pos == other.pos && color == other.color && texCoord == other.texCoord;
+        }
     };
 
-    // TODO: Remove
+    /*
     const std::vector<Vertex> vertices = {
-        {{-0.5f, -0.5f}, {0.0f, 1.0f, 0.0f}},
+        {{-0.5f, -0.5f, 0.0f}, {0.0f, 1.0f, 0.0f}, {0.0f, 0.0f}},
-        {{0.5f, -0.5f}, {0.0f, 0.0f, 1.0f}},
+        {{0.5f, -0.5f, 0.0f}, {0.0f, 0.0f, 1.0f}, {1.0f, 0.0f}},
-{{0.5f, 0.5f}, {0.0f, 1.0f, 0.0f}},
+        {{0.5f, 0.5f, 0.0f}, {0.0f, 1.0f, 0.0f}, {1.0f, 1.0f}},
-{{-0.5f, 0.5f}, {1.0f, 0.0f, 0.0f}}
+        {{-0.5f, 0.5f, 0.0f}, {1.0f, 0.0f, 0.0f}, {0.0f, 1.0f}},
+
+        {{-0.5f, -0.5f, -0.5f}, {0.0f, 1.0f, 0.0f}, {0.0f, 0.0f}},
+        {{0.5f, -0.5f, -0.5f}, {0.0f, 0.0f, 1.0f}, {1.0f, 0.0f}},
+        {{0.5f, 0.5f, -0.5f}, {0.0f, 1.0f, 0.0f}, {1.0f, 1.0f}},
+        {{-0.5f, 0.5f, -0.5f}, {1.0f, 0.0f, 0.0f}, {0.0f, 1.0f}}
     };
 
     // uint16_t also possible -> change in vkCmdBindIndexBuffer also
-    const std::vector<uint32_t> indices = { 0, 1, 2, 2, 3, 0 };
+    const std::vector<uint32_t> indices = {
+        0, 1, 2, 2, 3, 0,
+        4, 5, 6, 6, 7, 4
+    };
+    */
     // END Remove
 
     struct UniformBufferObject{
@@ -99,7 +122,7 @@ namespace vapp{
 
     class Vulkan{
     private:
-#pragma region Fields
+#pragma region PrivateFields
         GLFWwindow *window;
         uint32_t _width, _height;
 
@@ -138,6 +161,8 @@ namespace vapp{
         const int MAX_FRAMES_IN_FLIGHT = 2;
         uint32_t currentFrame = 0;
 
+        std::vector<Vertex> vertices;
+        std::vector<uint32_t> indices;
         VkBuffer vertexBuffer;
         VkDeviceMemory vertexBufferMemory;
         VkBuffer indexBuffer;
@@ -150,15 +175,33 @@ namespace vapp{
         VkDescriptorPool descriptorPool;
         std::vector<VkDescriptorSet> descriptorSets;
 
+        int32_t mipLevels;
         VkImage textureImage;
         VkDeviceMemory textureImageMemory;
 
         VkImageView textureImageView;
         VkSampler textureSampler;
+
+        VkImage depthImage;
+        VkDeviceMemory depthImageMemory;
+        VkImageView depthImageView;
+
+        VkImage colorImage;
+        VkDeviceMemory colorImageMemory;
+        VkImageView colorImageView;
+
+#pragma region GLFWFunctions
+        static void mouseCallback(GLFWwindow *win, double xpos, double ypos);
+        static void scrollCallback(GLFWwindow *win, double xoffset, double yoffset);
+        void processInput();
+        static void keyCallback(GLFWwindow *window, int key, int scancode, int action, int mods);
 #pragma endregion
 
+#pragma endregion
+#pragma region PrivateFunctions
         bool checkValidationLayerSupport();
         std::vector<const char*> getRequiredExtensions();
+        VkSampleCountFlagBits getMaxUsableSampleCount();
 
         void createInstance();
         void setupDebugMessenger();
@@ -178,21 +221,33 @@ namespace vapp{
         void createGraphicsPipeline();
         VkShaderModule createShaderModule(const std::vector<char>& code);
         void createRenderPass();
-        void createFrameBuffers();
+        void createFramebuffers();
         void createCommandPool();
+        VkFormat findSupportedFormat(const std::vector<VkFormat>& candidates, VkImageTiling tiling,
+                                     VkFormatFeatureFlags features);
+        VkFormat findDepthFormat();
+        void createColorResources();
+        void createDepthResources();
         VkCommandBuffer beginSingleTimeCommands();
         void endSingleTimeCommands(VkCommandBuffer commandBuffer);
-        void transitionImageLayout(VkImage image, VkFormat format, VkImageLayout oldLayout, VkImageLayout newLayout);
+        void transitionImageLayout(VkImage image, VkFormat format, VkImageLayout oldLayout, VkImageLayout newLayout,
+                                   uint32_t mipLevels);
         void copyBufferToImage(VkBuffer buffer, VkImage image, uint32_t width, uint32_t height);
-        void createImage(uint32_t width, uint32_t height, VkFormat format, VkImageTiling tiling, VkImageUsageFlags usage, VkMemoryPropertyFlags properties, VkImage& image, VkDeviceMemory &imageMemory);
+        void createImage(uint32_t width, uint32_t height, uint32_t mipLevels, VkSampleCountFlagBits numSamples,
+                         VkFormat format, VkImageTiling tiling, VkImageUsageFlags usage,
+                         VkMemoryPropertyFlags properties, VkImage& image, VkDeviceMemory& imageMemory);
+        void generateMipmaps(VkImage image, VkFormat imageFormat, int32_t texWidth, int32_t texHeight,
+                             uint32_t mipLevels);
         void createTextureImage();
-        VkImageView createImageView(VkImage image, VkFormat format);
+        VkImageView createImageView(VkImage image, VkFormat format, VkImageAspectFlags aspectFlags, uint32_t mipLevels);
         void createTextureImageView();
         void createTextureSampler();
         uint32_t findMemoryType(uint32_t typeFilter, VkMemoryPropertyFlags properties);
-        void createBuffer(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags properties, VkBuffer &buffer, VkDeviceMemory &bufferMemory);
+        void createBuffer(VkDeviceSize size, VkBufferUsageFlags usage, VkMemoryPropertyFlags properties,
+                          VkBuffer& buffer, VkDeviceMemory& bufferMemory);
         void copyBuffer(VkBuffer srcBuffer, VkBuffer dstBuffer, VkDeviceSize size);
         void copyBufferOld(VkBuffer srcBuffer, VkBuffer dstBuffer, VkDeviceSize size);
+        void loadModel();
         void createVertexBuffer();
         void createIndexBuffer();
         void createUniformBuffers();
@@ -209,8 +264,10 @@ namespace vapp{
         void initVulkan();
         void mainLoop();
         void cleanup();
+#pragma endregion
 
     public:
+#pragma region PublicFields
 #ifdef DEBUG
         const bool enableValidationLayers = true;
 #else
@@ -218,9 +275,38 @@ namespace vapp{
 #endif
 
         bool framebufferResized = false;
+        std::string MODEL_PATH;
+        std::string TEXTURE_PATH;
 
+        VkSampleCountFlagBits msaaSamples = VK_SAMPLE_COUNT_1_BIT;
+
+        Camera camera;
+        float yaw = -90.0f;
+        float pitch = 0.0f;
+        float lastX = 0.0f, lastY = 0.0f;
+        bool firstMouse = true;
+        float deltaTime = 0.0f, lastFrame = 0.0f;
+
+        glm::vec3 cameraPos = glm::vec3(2.0f, 2.0f, 2.0f);
+        glm::vec3 cameraFront = glm::vec3(0.0f, 0.0f, 0.0f);
+        glm::vec3 cameraUp = glm::vec3(0.0f, 0.0f, 1.0f);
+#pragma endregion
+
+#pragma region PublicFunctions
         void run(const char *windowName, const uint32_t width = 800, const uint32_t height = 600);
+#pragma endregion
     };
 } // vapp
 
+namespace std{
+    template <>
+    struct hash<vapp::Vertex>{
+        size_t operator()(vapp::Vertex const& vertex) const{
+            return ((hash<glm::vec3>()(vertex.pos) ^
+                    (hash<glm::vec3>()(vertex.color) << 1)) >> 1) ^
+                (hash<glm::vec2>()(vertex.texCoord) << 1);
+        }
+    };
+}
+
 #endif //VULKAN_APP_H

vulkan/vulkan_glfw_events.cpp

@@ -0,0 +1,51 @@
+#include "vulkan_app.hpp"
+
+namespace vapp{
+    void Vulkan::processInput(){
+        float currentFrame = static_cast<float>(glfwGetTime());
+        deltaTime = currentFrame - lastFrame;
+        lastFrame = currentFrame;
+
+        if(glfwGetKey(window, GLFW_KEY_W) == GLFW_PRESS)
+            camera.ProcessKeyboard(FORWARD, deltaTime);
+        if(glfwGetKey(window, GLFW_KEY_S) == GLFW_PRESS)
+            camera.ProcessKeyboard(BACKWARD, deltaTime);
+        if(glfwGetKey(window, GLFW_KEY_A) == GLFW_PRESS)
+            camera.ProcessKeyboard(LEFT, deltaTime);
+        if(glfwGetKey(window, GLFW_KEY_D) == GLFW_PRESS)
+            camera.ProcessKeyboard(RIGHT, deltaTime);
+        if(glfwGetKey(window, GLFW_KEY_SPACE) == GLFW_PRESS)
+            camera.ProcessKeyboard(UP, deltaTime);
+        if(glfwGetKey(window, GLFW_KEY_LEFT_CONTROL) == GLFW_PRESS)
+            camera.ProcessKeyboard(DOWN, deltaTime);
+    }
+
+    void Vulkan::keyCallback(GLFWwindow *window, int key, int scancode, int action, int mods){
+        Vulkan *app = static_cast<Vulkan*>(glfwGetWindowUserPointer(window));
+        if(key == GLFW_KEY_LEFT_SHIFT){
+            if(action == GLFW_PRESS)
+                app->camera.MovementSpeed = 5.0f;
+            else if(action == GLFW_RELEASE)
+                app->camera.MovementSpeed = 2.5f;
+        }
+    }
+
+    void Vulkan::mouseCallback(GLFWwindow *window, double xpos, double ypos){
+        auto app = static_cast<Vulkan*>(glfwGetWindowUserPointer(window));
+        if(app->firstMouse){
+            app->lastX = xpos;
+            app->lastY = ypos;
+            app->firstMouse = false;
+        }
+        float xoff = xpos - app->lastX;
+        float yoff = app->lastY - ypos;
+        app->lastX = xpos;
+        app->lastY = ypos;
+        app->camera.ProcessMouseMovement(xoff, yoff);
+    }
+
+    void Vulkan::scrollCallback(GLFWwindow *window, double /*x*/, double yoffset){
+        Vulkan *app = static_cast<Vulkan*>(glfwGetWindowUserPointer(window));
+        app->camera.ProcessMouseScroll(static_cast<float>(yoffset));
+    }
+}