still flickering? :(

.idea/editor.xml

@@ -246,100 +246,22 @@
     <option name="/Default/CodeInspection/Highlighting/InspectionSeverities/=StdIsConstantEvaluatedWillAlwaysEvaluateToConstant/@EntryIndexedValue" value="WARNING" type="string" />
     <option name="/Default/CodeInspection/Highlighting/InspectionSeverities/=StringLiteralTypo/@EntryIndexedValue" value="DO_NOT_SHOW" type="string" />
     <option name="/Default/CodeStyle/CodeFormatting/CppClangFormat/EnableClangFormatSupport/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTILINE_ARGUMENT/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTILINE_BINARY_EXPRESSIONS_CHAIN/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTILINE_CALLS_CHAIN/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTILINE_EXPRESSION/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTILINE_EXTENDS_LIST/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTILINE_FOR_STMT/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTILINE_PARAMETER/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTILINE_TYPE_ARGUMENT/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTILINE_TYPE_PARAMETER/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_MULTIPLE_DECLARATION/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ALIGN_TERNARY/@EntryValue" value="ALIGN_ALL" type="string" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/ANONYMOUS_METHOD_DECLARATION_BRACES/@EntryValue" value="END_OF_LINE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/BLANK_LINES_AROUND_CLASS_DEFINITION/@EntryValue" value="1" type="int" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/BLANK_LINES_AROUND_DECLARATIONS/@EntryValue" value="0" type="int" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/BLANK_LINES_AROUND_FUNCTION_DECLARATION/@EntryValue" value="1" type="int" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/BLANK_LINES_AROUND_FUNCTION_DEFINITION/@EntryValue" value="1" type="int" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/BREAK_TEMPLATE_DECLARATION/@EntryValue" value="LINE_BREAK" type="string" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/CASE_BLOCK_BRACES/@EntryValue" value="END_OF_LINE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/CONTINUOUS_LINE_INDENT/@EntryValue" value="Double" type="string" />
+    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/EXPORT_DECLARATION_BRACES/@EntryValue" value="END_OF_LINE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/INDENT_ACCESS_SPECIFIERS_FROM_CLASS/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/INDENT_CASE_FROM_SWITCH/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/INDENT_CLASS_MEMBERS_FROM_ACCESS_SPECIFIERS/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/INDENT_COMMENT/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/INDENT_SIZE/@EntryValue" value="4" type="int" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/INDENT_STYLE/@EntryValue" value="Space" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/INITIALIZER_BRACES/@EntryValue" value="END_OF_LINE_NO_SPACE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/INT_ALIGN_EQ/@EntryValue" value="false" type="bool" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/INVOCABLE_DECLARATION_BRACES/@EntryValue" value="END_OF_LINE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/KEEP_BLANK_LINES_IN_CODE/@EntryValue" value="2" type="int" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/KEEP_BLANK_LINES_IN_DECLARATIONS/@EntryValue" value="2" type="int" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/KEEP_USER_LINEBREAKS/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/LINE_BREAK_AFTER_COLON_IN_MEMBER_INITIALIZER_LISTS/@EntryValue" value="ON_SINGLE_LINE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/MEMBER_INITIALIZER_LIST_STYLE/@EntryValue" value="DO_NOT_CHANGE" type="string" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/NAMESPACE_DECLARATION_BRACES/@EntryValue" value="END_OF_LINE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/NAMESPACE_INDENTATION/@EntryValue" value="All" type="string" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/OTHER_BRACES/@EntryValue" value="END_OF_LINE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/PLACE_CATCH_ON_NEW_LINE/@EntryValue" value="false" type="bool" />
+    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/REQUIRES_EXPRESSION_BRACES/@EntryValue" value="END_OF_LINE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/PLACE_ELSE_ON_NEW_LINE/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/PLACE_NAMESPACE_DEFINITIONS_ON_SAME_LINE/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/PLACE_WHILE_ON_NEW_LINE/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SIMPLE_BLOCK_STYLE/@EntryValue" value="DO_NOT_CHANGE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_CAST_EXPRESSION_PARENTHESES/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_COLON_IN_BITFIELD_DECLARATOR/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_COMMA_IN_TEMPLATE_ARGS/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_COMMA_IN_TEMPLATE_PARAMS/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_EXTENDS_COLON/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_FOR_COLON/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_FOR_SEMICOLON/@EntryValue" value="true" type="bool" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_PTR_IN_DATA_MEMBER/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_PTR_IN_DATA_MEMBERS/@EntryValue" value="false" type="bool" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_PTR_IN_METHOD/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_PTR_IN_NESTED_DECLARATOR/@EntryValue" value="false" type="bool" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_REF_IN_DATA_MEMBER/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_REF_IN_DATA_MEMBERS/@EntryValue" value="false" type="bool" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_REF_IN_METHOD/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_AFTER_UNARY_OPERATOR/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_COLON_IN_BITFIELD_DECLARATOR/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_EXTENDS_COLON/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_FOR_COLON/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_FOR_SEMICOLON/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_PTR_IN_ABSTRACT_DECL/@EntryValue" value="true" type="bool" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_PTR_IN_DATA_MEMBER/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_PTR_IN_DATA_MEMBERS/@EntryValue" value="true" type="bool" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_PTR_IN_METHOD/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_REF_IN_ABSTRACT_DECL/@EntryValue" value="true" type="bool" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_REF_IN_DATA_MEMBER/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_REF_IN_DATA_MEMBERS/@EntryValue" value="true" type="bool" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_REF_IN_METHOD/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_TEMPLATE_ARGS/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BEFORE_TEMPLATE_PARAMS/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_BETWEEN_CLOSING_ANGLE_BRACKETS_IN_TEMPLATE_ARGS/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_ARRAY_ACCESS_BRACKETS/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_CAST_EXPRESSION_PARENTHESES/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_DECLARATION_PARENTHESES/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_EMPTY_BLOCKS/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_EMPTY_INITIALIZER_BRACES/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_EMPTY_METHOD_PARENTHESES/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_EMPTY_TEMPLATE_PARAMS/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_INITIALIZER_BRACES/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_TEMPLATE_ARGS/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPACE_WITHIN_TEMPLATE_PARAMS/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/SPECIAL_ELSE_IF_TREATMENT/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/TAB_WIDTH/@EntryValue" value="4" type="int" />
     <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/TYPE_DECLARATION_BRACES/@EntryValue" value="END_OF_LINE" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_AFTER_BINARY_OPSIGN/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_AFTER_DECLARATION_LPAR/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_AFTER_INVOCATION_LPAR/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_ARGUMENTS_STYLE/@EntryValue" value="WRAP_IF_LONG" type="string" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_BEFORE_DECLARATION_LPAR/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_BEFORE_DECLARATION_RPAR/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_BEFORE_INVOCATION_LPAR/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_BEFORE_INVOCATION_RPAR/@EntryValue" value="false" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_BEFORE_TERNARY_OPSIGNS/@EntryValue" value="true" type="bool" />
-    <option name="/Default/CodeStyle/CodeFormatting/CppFormatting/WRAP_PARAMETERS_STYLE/@EntryValue" value="WRAP_IF_LONG" type="string" />
     <option name="/Default/CodeStyle/EditorConfig/EnableClangFormatSupport/@EntryValue" value="false" type="bool" />
   </component>
 </project>

CMakeLists.txt

@@ -35,8 +35,6 @@ target_include_directories(stb INTERFACE ${stb_SOURCE_DIR})
 add_executable(v main.cpp
         renderer/init.cpp
         renderer/init.h
-        renderer/swapchain.cpp
-        renderer/swapchain.h
         renderer/renderer.cpp
         renderer/renderer.h
         misc.cpp

main.cpp

@@ -10,7 +10,6 @@
 #include <GLFW/glfw3.h>
 
 #include "renderer/init.h"
-#include "renderer/swapchain.h"
 #include "renderer/renderer.h"
 #include "renderer/texture.h"
 

renderer/init.cpp

@@ -176,15 +176,15 @@ void createDevice() {
         }
     }
 
+    if (int r = glfwGetPhysicalDevicePresentationSupport(instance, physicalDevice, queueFamily) == GLFW_FALSE) {
+        return;
+    }
+
     std::println("{}", queueFamily);
 
     std::vector<const char*> devExts = {
         VK_KHR_SWAPCHAIN_EXTENSION_NAME,
-        VK_KHR_DYNAMIC_RENDERING_EXTENSION_NAME,
-        VK_EXT_EXTENDED_DYNAMIC_STATE_EXTENSION_NAME,
-        VK_EXT_EXTENDED_DYNAMIC_STATE_2_EXTENSION_NAME,
         VK_EXT_EXTENDED_DYNAMIC_STATE_3_EXTENSION_NAME,
-        VK_KHR_SYNCHRONIZATION_2_EXTENSION_NAME,
     };
 
     uint32_t extensionCount = 0;
@@ -208,41 +208,74 @@ void createDevice() {
         .pQueuePriorities = &prio
     };
 
-    VkPhysicalDeviceDescriptorIndexingFeatures indexingFeatures{
+    VkPhysicalDeviceVulkan14Features enabledVk14Features{
-        .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DESCRIPTOR_INDEXING_FEATURES,
+    .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_4_FEATURES,
     .pNext = nullptr,
-        .shaderSampledImageArrayNonUniformIndexing = VK_TRUE,
+    .globalPriorityQuery = false,
-        .descriptorBindingSampledImageUpdateAfterBind = VK_TRUE,
+    .shaderSubgroupRotate = false,
-        .descriptorBindingPartiallyBound = VK_TRUE,
+    .shaderSubgroupRotateClustered = false,
-        .runtimeDescriptorArray = VK_TRUE
+    .shaderFloatControls2 = false,
+    .shaderExpectAssume = false,
+    .rectangularLines = false,
+    .bresenhamLines = false,
+    .smoothLines = false,
+    .stippledRectangularLines = false,
+    .stippledBresenhamLines = false,
+    .stippledSmoothLines = false,
+    .vertexAttributeInstanceRateDivisor = false,
+    .vertexAttributeInstanceRateZeroDivisor = false,
+    .indexTypeUint8 = false,
+    .dynamicRenderingLocalRead = false,
+    .maintenance5 = false,
+    .maintenance6 = false,
+    .pipelineProtectedAccess = false,
+    .pipelineRobustness = false,
+    .hostImageCopy = false,
+    .pushDescriptor = false,
     };
 
-    VkPhysicalDeviceTimelineSemaphoreFeatures timeline{
+    VkPhysicalDeviceVulkan13Features enabledVk13Features{
-        .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_TIMELINE_SEMAPHORE_FEATURES,
+        .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_3_FEATURES,
-        .pNext = &indexingFeatures,
+        .pNext = nullptr,
-        .timelineSemaphore = VK_TRUE
+        .robustImageAccess = false,
+        .inlineUniformBlock = false,
+        .descriptorBindingInlineUniformBlockUpdateAfterBind = false,
+        .pipelineCreationCacheControl = false,
+        .privateData = false,
+        .shaderDemoteToHelperInvocation = false,
+        .shaderTerminateInvocation = false,
+        .subgroupSizeControl = false,
+        .computeFullSubgroups = false,
+        .synchronization2 = true,
+        .textureCompressionASTC_HDR = false,
+        .shaderZeroInitializeWorkgroupMemory = false,
+        .dynamicRendering = true,
+        .shaderIntegerDotProduct = false,
+        .maintenance4 = false
     };
-
+    VkPhysicalDeviceVulkan12Features enabledVk12Features{
-    VkPhysicalDeviceSynchronization2Features sync2{
+        .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_VULKAN_1_2_FEATURES,
-        .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SYNCHRONIZATION_2_FEATURES,
+        .pNext = &enabledVk13Features,
-        .pNext = &timeline,
+        .descriptorIndexing = true,
-        .synchronization2 = VK_TRUE
+        .shaderSampledImageArrayNonUniformIndexing = true,
+        .descriptorBindingSampledImageUpdateAfterBind = true,
+        .descriptorBindingPartiallyBound = true,
+        .descriptorBindingVariableDescriptorCount = true,
+        .runtimeDescriptorArray = true,
+        .bufferDeviceAddress = true,
     };
-
+    const VkPhysicalDeviceFeatures enabledVk10Features{
-    VkPhysicalDeviceDynamicRenderingFeatures dyn{
+        .samplerAnisotropy = true,
-        .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_DYNAMIC_RENDERING_FEATURES,
-        .pNext = &sync2,
-        .dynamicRendering = VK_TRUE
     };
 
-
     const VkDeviceCreateInfo dci{
         .sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO,
-        .pNext = &dyn,
+        .pNext = &enabledVk12Features,
         .queueCreateInfoCount = 1,
         .pQueueCreateInfos = &qci,
         .enabledExtensionCount = (uint32_t)devExts.size(),
         .ppEnabledExtensionNames = devExts.data(),
+        .pEnabledFeatures = &enabledVk10Features,
     };
 
     vkCreateDevice(physicalDevice, &dci, nullptr, &device);
@@ -272,3 +305,83 @@ void createDevice() {
 
     res = vmaCreateAllocator(&allocatorCreateInfo, &allocator);
 }
+
+void createSwapchain(GLFWwindow* window) {
+    int fbWidth, fbHeight;
+    glfwGetFramebufferSize(window, &fbWidth, &fbHeight);
+
+    swapchain_extent = {
+        static_cast<uint32_t>(fbWidth),
+        static_cast<uint32_t>(fbHeight)
+    };
+
+    VkPhysicalDeviceSurfaceInfo2KHR surfaceInfo{
+        .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SURFACE_INFO_2_KHR,
+        .pNext = nullptr,
+        .surface = surface,
+    };
+
+    VkSurfaceCapabilities2KHR surfCapabilities{
+        .sType = VK_STRUCTURE_TYPE_SURFACE_CAPABILITIES_2_KHR,
+    };
+
+    vkGetPhysicalDeviceSurfaceCapabilities2KHR(physicalDevice, &surfaceInfo, &surfCapabilities);
+
+    const VkSwapchainCreateInfoKHR sci{
+        .sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR,
+        .surface = surface,
+        .minImageCount = surfCapabilities.surfaceCapabilities.minImageCount,
+        .imageFormat = swapchain_format.format,
+        .imageColorSpace = swapchain_format.colorSpace,
+        .imageExtent = swapchain_extent,
+        .imageArrayLayers = 1,
+        .imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
+        .imageSharingMode = VK_SHARING_MODE_EXCLUSIVE,
+        .preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR,
+        .compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR,
+        .presentMode = VK_PRESENT_MODE_FIFO_KHR,
+        .clipped = VK_TRUE
+    };
+
+    vkCreateSwapchainKHR(device, &sci, nullptr, &swapchain);
+
+    uint32_t imgCount;
+    vkGetSwapchainImagesKHR(device, swapchain, &imgCount, nullptr);
+    std::print("imgCount: {}", imgCount);
+    images = std::vector<VkImage>(imgCount);
+    vkGetSwapchainImagesKHR(device, swapchain, &imgCount, images.data());
+
+    imageLayouts = std::vector<VkImageLayout>(
+        imgCount,
+        VK_IMAGE_LAYOUT_UNDEFINED
+    );
+
+    imageViews = std::vector<VkImageView>(imgCount);
+
+    const VkSemaphoreCreateInfo seci{
+        .sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
+    };
+
+    renderFinished.resize(imgCount);
+
+    for (uint32_t i = 0; i < imgCount; i++) {
+        VkImageViewCreateInfo ivci{};
+        ivci.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
+        ivci.image = images[i];
+        ivci.viewType = VK_IMAGE_VIEW_TYPE_2D;
+        ivci.format = swapchain_format.format;   // must match swapchain format
+        ivci.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
+        ivci.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
+        ivci.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
+        ivci.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
+        ivci.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+        ivci.subresourceRange.baseMipLevel = 0;
+        ivci.subresourceRange.levelCount = 1;
+        ivci.subresourceRange.baseArrayLayer = 0;
+        ivci.subresourceRange.layerCount = 1;
+
+        vkCreateImageView(device, &ivci, nullptr, &imageViews[i]);
+
+        vkCreateSemaphore(device, &seci, nullptr, &renderFinished[i]);
+    }
+}

renderer/init.h

@@ -8,6 +8,7 @@
 #include <volk/volk.h>
 #include <GLFW/glfw3.h>
 #include <vma/vk_mem_alloc.h>
+#include <vector>
 
 inline VkInstance instance{};
 inline VkPhysicalDevice physicalDevice{};
@@ -20,9 +21,23 @@ inline VkDebugUtilsMessengerEXT debugMessenger{};
 
 inline VmaAllocator allocator{};
 
-inline uint32_t MAX_FRAMES_IN_FLIGHT = 2;
+inline constexpr uint32_t MAX_FRAMES_IN_FLIGHT = 2;
 inline constexpr uint32_t MAX_VERTICES_PER_BATCH = 65536;
 
+inline VkSwapchainKHR swapchain;
+inline VkExtent2D swapchain_extent;
+inline VkSurfaceFormatKHR swapchain_format{
+    VK_FORMAT_B8G8R8A8_UNORM,
+    VK_COLOR_SPACE_SRGB_NONLINEAR_KHR
+};
+inline std::vector<VkSemaphore> renderFinished;
+
+inline std::vector<VkImage> images;
+inline std::vector<VkImageView> imageViews;
+inline std::vector<VkImageLayout> imageLayouts;
+
+void createSwapchain(GLFWwindow* window);
+
 int createInstance(GLFWwindow* window);
 void createSurface(GLFWwindow* window);
 void pickPhysicalDevice();

renderer/renderer.cpp

@@ -5,7 +5,7 @@
 #include "renderer.h"
 #include "init.h"
 #include "sprite.h"
-#include "swapchain.h"
+#include <vma/vk_mem_alloc.h>
 
 bool SortKey::operator<(const SortKey& b) const {
     if (depth != b.depth) return depth < b.depth;
@@ -174,6 +174,7 @@ void Renderer::createFrameResources() {
 
     for (uint32_t i = 0; i < MAX_FRAMES_IN_FLIGHT; ++i) {
         Frame &frame = frames[i];
+
         vkCreateSemaphore(device, &seci, nullptr, &frame.imageAvailable);
 
         vkCreateFence(device, &fenceInfo, nullptr, &frame.in_flight_fence);
@@ -189,41 +190,100 @@ void Renderer::createFrameResources() {
         };
 
         vkAllocateCommandBuffers(device, &cbai, &frame.command_buffer);
-    }
-
-
 
         VkBufferCreateInfo bufferInfo = {
             .sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO,
             .size = 1024 * 1024 * 4,
-        .usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT | VK_BUFFER_USAGE_STORAGE_BUFFER_BIT,
+            .usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT,
         };
 
-    VmaAllocationCreateInfo allocInfo = {
+        VmaAllocationCreateInfo allocCreateInfo = {};
-        .flags = VMA_ALLOCATION_CREATE_MAPPED_BIT,
+        allocCreateInfo.usage = VMA_MEMORY_USAGE_AUTO;
-        .usage = VMA_MEMORY_USAGE_CPU_TO_GPU,
+        allocCreateInfo.flags = VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT |
-    };
+            VMA_ALLOCATION_CREATE_HOST_ACCESS_ALLOW_TRANSFER_INSTEAD_BIT |
+            VMA_ALLOCATION_CREATE_MAPPED_BIT;
 
-    vmaCreateBuffer(allocator, &bufferInfo, &allocInfo, &vertexBuffer, &vertexAllocation, &vertexAllocInfo);
+        vmaCreateBuffer(
-
+            allocator,
-    VkDescriptorBufferInfo vertexBufferInfo{
+            &bufferInfo,
-        .buffer = vertexBuffer,
+            &allocCreateInfo,
-        .offset = 0,
+            &frame.vertexBuffer.buffer,
-        .range  = VK_WHOLE_SIZE
+            &frame.vertexBuffer.allocation,
-    };
+            &frame.vertexBuffer.info);
-
-    VkWriteDescriptorSet bufferWrite{
-        .sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET,
-        .dstSet = set,
-        .dstBinding = 1,
-        .dstArrayElement = 0,
-        .descriptorCount = 1,
-        .descriptorType = VK_DESCRIPTOR_TYPE_STORAGE_BUFFER,
-        .pBufferInfo = &vertexBufferInfo
-    };
-
-    vkUpdateDescriptorSets(device, 1, &bufferWrite, 0, nullptr);
     }
+}
+
+AllocatedBuffer Renderer::create_buffer(size_t allocSize, VkBufferUsageFlags usage, VmaMemoryUsage memoryUsage) {
+    // allocate buffer
+    VkBufferCreateInfo bufferInfo = {.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO};
+    bufferInfo.pNext = nullptr;
+    bufferInfo.size = allocSize;
+
+    bufferInfo.usage = usage;
+
+    VmaAllocationCreateInfo vmaallocInfo = {};
+    vmaallocInfo.usage = memoryUsage;
+    vmaallocInfo.flags = VMA_ALLOCATION_CREATE_MAPPED_BIT;
+    AllocatedBuffer newBuffer{};
+
+    // allocate the buffer
+    vmaCreateBuffer(allocator, &bufferInfo, &vmaallocInfo, &newBuffer.buffer, &newBuffer.allocation, &newBuffer.info);
+
+    return newBuffer;
+}
+
+void Renderer::destroy_buffer(const AllocatedBuffer& buffer) {
+    vmaDestroyBuffer(allocator, buffer.buffer, buffer.allocation);
+}
+
+// GPUMeshBuffers Renderer::uploadMesh(std::span<uint32_t> indices, std::span<vertex_p2_st2_col4_a1_u32> vertices) {
+//     const size_t vertexBufferSize = vertices.size() * sizeof(vertex_p2_st2_col4_a1_u32);
+//     const size_t indexBufferSize = indices.size() * sizeof(uint32_t);
+//
+//     GPUMeshBuffers newSurface;
+//
+//     //create vertex buffer
+//     newSurface.vertexBuffer = create_buffer(vertexBufferSize, VK_BUFFER_USAGE_STORAGE_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT | VK_BUFFER_USAGE_SHADER_DEVICE_ADDRESS_BIT,
+//         VMA_MEMORY_USAGE_GPU_ONLY);
+//
+//     //find the adress of the vertex buffer
+//     VkBufferDeviceAddressInfo deviceAdressInfo{ .sType = VK_STRUCTURE_TYPE_BUFFER_DEVICE_ADDRESS_INFO,.buffer = newSurface.vertexBuffer.buffer };
+//     newSurface.vertexBufferAddress = vkGetBufferDeviceAddress(device, &deviceAdressInfo);
+//
+//     //create index buffer
+//     newSurface.indexBuffer = create_buffer(indexBufferSize, VK_BUFFER_USAGE_INDEX_BUFFER_BIT | VK_BUFFER_USAGE_TRANSFER_DST_BIT,
+//         VMA_MEMORY_USAGE_GPU_ONLY);
+//
+//     AllocatedBuffer staging = create_buffer(vertexBufferSize + indexBufferSize, VK_BUFFER_USAGE_TRANSFER_SRC_BIT, VMA_MEMORY_USAGE_CPU_ONLY);
+//
+//     void* data = staging.allocation->GetMappedData();
+//
+//     // copy vertex buffer
+//     memcpy(data, vertices.data(), vertexBufferSize);
+//     // copy index buffer
+//     memcpy((char*)data + vertexBufferSize, indices.data(), indexBufferSize);
+//
+//     immediate_submit([&](VkCommandBuffer cmd) {
+//         VkBufferCopy vertexCopy{ 0 };
+//         vertexCopy.dstOffset = 0;
+//         vertexCopy.srcOffset = 0;
+//         vertexCopy.size = vertexBufferSize;
+//
+//         vkCmdCopyBuffer(cmd, staging.buffer, newSurface.vertexBuffer.buffer, 1, &vertexCopy);
+//
+//         VkBufferCopy indexCopy{ 0 };
+//         indexCopy.dstOffset = 0;
+//         indexCopy.srcOffset = vertexBufferSize;
+//         indexCopy.size = indexBufferSize;
+//
+//         vkCmdCopyBuffer(cmd, staging.buffer, newSurface.indexBuffer.buffer, 1, &indexCopy);
+//     });
+//
+//     destroy_buffer(staging);
+//
+//     return newSurface;
+//
+// }
 
 void Renderer::end_frame() {
 
@@ -232,40 +292,24 @@ void Renderer::end_frame() {
     vkWaitForFences(device, 1, &frame.in_flight_fence, VK_TRUE, UINT64_MAX);
     vkResetFences(device, 1, &frame.in_flight_fence);
 
+    uint32_t imageIndex;
+    vkAcquireNextImageKHR(
+        device,
+        swapchain,
+        UINT64_MAX,
+        frame.imageAvailable,
+        VK_NULL_HANDLE,
+        &imageIndex
+    );
+
     commands = counting_sort_descending(commands, [](const RenderCommand &cmd){
         return cmd.key.depth;
     });
 
-    VkMemoryPropertyFlags memPropFlags;
+    std::vector<vertex_p2_st2_col4_a1_u32> vertices;
-    vmaGetAllocationMemoryProperties(allocator, vertexAllocation, &memPropFlags);
 
-    if(memPropFlags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT) {
-        // The Allocation ended up in a mappable memory.
-        // Calling vmaCopyMemoryToAllocation() does vmaMapMemory(), memcpy(), vmaUnmapMemory(), and vmaFlushAllocation().
-        VkResult result = vmaCopyMemoryToAllocation(allocator, myData, alloc, 0, myDataSize);
-        // Check result...
-
-        VkBufferMemoryBarrier bufMemBarrier = { VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER };
-        bufMemBarrier.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT;
-        bufMemBarrier.dstAccessMask = VK_ACCESS_UNIFORM_READ_BIT;
-        bufMemBarrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
-        bufMemBarrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
-        bufMemBarrier.buffer = buf;
-        bufMemBarrier.offset = 0;
-        bufMemBarrier.size = VK_WHOLE_SIZE;
-
-        // It's important to insert a buffer memory barrier here to ensure writing to the buffer has finished.
-        vkCmdPipelineBarrier(c, VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_VERTEX_SHADER_BIT,
-            0, 0, nullptr, 1, &bufMemBarrier, 0, nullptr);
-    }
-
-    vertex_p2_st2_col4_a1_u32 *vPtr = (vertex_p2_st2_col4_a1_u32 *) vertexAllocInfo.pMappedData;
-    vertex_p2_st2_col4_a1_u32 *currentFrameStart = vPtr + (currentFrame * MAX_VERTICES_PER_BATCH);
-
-    uint32_t totalVertices = 0;
     for (auto& cmd : commands) {
 
-        vPtr = currentFrameStart + totalVertices;
 
         switch (cmd.pipeline) {
         case PipelineType::ColoredQuad: {
@@ -295,34 +339,22 @@ void Renderer::end_frame() {
             // vertex_p2_st2_col4_a1_u32 vBR = { {x1, y1}, {u1, v1}, q.color, 1, q.textureID };
 
             // --- Triangle 1 (TL, TR, BL) ---
-            vPtr[0] = vTL;
+            vertices.push_back(vTL);
-            vPtr[1] = vTR;
+            vertices.push_back(vTR);
-            vPtr[2] = vBL;
+            vertices.push_back(vBL);
 
             // --- Triangle 2 (TR, BR, BL) ---
-            vPtr[3] = vTR;
+            vertices.push_back(vTR);
-            vPtr[4] = vBR;
+            vertices.push_back(vBR);
-            vPtr[5] = vBL;
+            vertices.push_back(vBL);
 
             break;
         }
         default:
             break;
         }
-
-        totalVertices += 6;
     }
 
-    uint32_t imageIndex;
-    vkAcquireNextImageKHR(
-        device,
-        swapchain,
-        UINT64_MAX,
-        frame.imageAvailable,
-        VK_NULL_HANDLE,
-        &imageIndex
-    );
-
     VkCommandBuffer command_buffer = frame.command_buffer;
     vkResetCommandBuffer(command_buffer, 0);
 
@@ -331,7 +363,9 @@ void Renderer::end_frame() {
         images[imageIndex],
         imageViews[imageIndex],
         swapchain_extent,
-        imageLayouts[imageIndex]
+        imageLayouts[imageIndex],
+        frame,
+        vertices
     );
 
     imageLayouts[imageIndex] = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR;
@@ -379,15 +413,46 @@ void Renderer::end_frame() {
     currentFrame = (currentFrame + 1) % MAX_FRAMES_IN_FLIGHT;
 }
 
+void Renderer::upload_vertex_buffer(
+    VkCommandBuffer cmd,
+    const Frame &frame,
+    std::span<const vertex_p2_st2_col4_a1_u32> vertices) const {
+    VkMemoryPropertyFlags memPropFlags;
+    vmaGetAllocationMemoryProperties(allocator, frame.vertexBuffer.allocation, &memPropFlags);
+
+    if(memPropFlags & VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT) {
+        // The Allocation ended up in a mappable memory.
+        // Calling vmaCopyMemoryToAllocation() does vmaMapMemory(), memcpy(), vmaUnmapMemory(), and vmaFlushAllocation().
+        VkResult result = vmaCopyMemoryToAllocation(allocator, vertices.data(), frame.vertexBuffer.allocation, 0, vertices.size() * sizeof(vertex_p2_st2_col4_a1_u32));
+        // Check result...
+
+        VkBufferMemoryBarrier bufMemBarrier = { VK_STRUCTURE_TYPE_BUFFER_MEMORY_BARRIER };
+        bufMemBarrier.srcAccessMask = VK_ACCESS_HOST_WRITE_BIT;
+        bufMemBarrier.dstAccessMask = VK_ACCESS_UNIFORM_READ_BIT;
+        bufMemBarrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+        bufMemBarrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
+        bufMemBarrier.buffer = frame.vertexBuffer.buffer;
+        bufMemBarrier.offset = 0;
+        bufMemBarrier.size = VK_WHOLE_SIZE;
+
+        // It's important to insert a buffer memory barrier here to ensure writing to the buffer has finished.
+        vkCmdPipelineBarrier(cmd, VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_VERTEX_SHADER_BIT,
+            0, 0, nullptr, 1, &bufMemBarrier, 0, nullptr);
+    }
+}
+
 void Renderer::recordCommandBuffer(
-    VkCommandBuffer command_buffer,
+    VkCommandBuffer cmd,
     VkImage image,
     VkImageView imageView,
     VkExtent2D extent,
-    VkImageLayout oldLayout) const
+    VkImageLayout oldLayout,
+    const Frame &frame,
+    const std::vector<vertex_p2_st2_col4_a1_u32> &vertices) const
 {
+
     VkCommandBufferBeginInfo begin{ .sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO };
-    vkBeginCommandBuffer(command_buffer, &begin);
+    vkBeginCommandBuffer(cmd, &begin);
 
     {
         VkImageMemoryBarrier2 toColor{ .sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER_2 };
@@ -404,7 +469,7 @@ void Renderer::recordCommandBuffer(
             .imageMemoryBarrierCount = 1,
             .pImageMemoryBarriers = &toColor
         };
-        vkCmdPipelineBarrier2(command_buffer, &dep);
+        vkCmdPipelineBarrier2(cmd, &dep);
     }
 
     VkClearValue clearColor = {{{0.1f, 0.1f, 0.2f, 1.0f}}};
@@ -425,31 +490,35 @@ void Renderer::recordCommandBuffer(
         .pColorAttachments = &colorAttach
     };
 
-    vkCmdBeginRendering(command_buffer, &ri);
+    upload_vertex_buffer(cmd, frame, vertices);
 
-    vkCmdBindDescriptorSets(command_buffer, VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &set, 0, nullptr);
+    vkCmdBeginRendering(cmd, &ri);
 
     VkViewport vp{0.0f, 0.0f, (float)extent.width, (float)extent.height, 0.0f, 1.0f};
     VkRect2D sc{{0, 0}, extent};
-    vkCmdSetViewport(command_buffer, 0, 1, &vp);
+    vkCmdSetViewport(cmd, 0, 1, &vp);
-    vkCmdSetScissor(command_buffer, 0, 1, &sc);
+    vkCmdSetScissor(cmd, 0, 1, &sc);
+
+    vkCmdBindDescriptorSets(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, pipelineLayout, 0, 1, &set, 0, nullptr);
+    VkDeviceSize vOffset{ 0 };
+    vkCmdBindVertexBuffers(cmd, 0, 1, &frame.vertexBuffer.buffer, &vOffset);
 
     PipelineType lastPipeline = PipelineType::None; // Track current state
     uint32_t vertexOffset = currentFrame * MAX_VERTICES_PER_BATCH;
     uint32_t currentBatchVertices = 0;
 
-    for (const auto & cmd : commands) {
+    for (const auto & render_command : commands) {
         // Only switch pipelines if we have to
-        if (cmd.pipeline != lastPipeline) {
+        if (render_command.pipeline != lastPipeline) {
             // If we were mid-batch, draw what we have before switching
             if (currentBatchVertices > 0) {
-                vkCmdDraw(command_buffer, currentBatchVertices, 1, vertexOffset, 0);
+                vkCmdDraw(cmd, currentBatchVertices, 1, vertexOffset, 0);
                 vertexOffset += currentBatchVertices;
                 currentBatchVertices = 0;
             }
 
-            vkCmdBindPipeline(command_buffer, VK_PIPELINE_BIND_POINT_GRAPHICS, get_pipeline(cmd.pipeline));
+            vkCmdBindPipeline(cmd, VK_PIPELINE_BIND_POINT_GRAPHICS, get_pipeline(render_command.pipeline));
-            lastPipeline = cmd.pipeline;
+            lastPipeline = render_command.pipeline;
         }
 
         currentBatchVertices += 6;
@@ -457,10 +526,10 @@ void Renderer::recordCommandBuffer(
 
     // Draw the final batch
     if (currentBatchVertices > 0) {
-        vkCmdDraw(command_buffer, currentBatchVertices, 1, vertexOffset, 0);
+        vkCmdDraw(cmd, currentBatchVertices, 1, vertexOffset, 0);
     }
 
-    vkCmdEndRendering(command_buffer);
+    vkCmdEndRendering(cmd);
 
     // 3. Transition back to Present
     {
@@ -474,10 +543,10 @@ void Renderer::recordCommandBuffer(
         toPresent.subresourceRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 };
 
         VkDependencyInfo dep{ .sType = VK_STRUCTURE_TYPE_DEPENDENCY_INFO, .imageMemoryBarrierCount = 1, .pImageMemoryBarriers = &toPresent };
-        vkCmdPipelineBarrier2(command_buffer, &dep);
+        vkCmdPipelineBarrier2(cmd, &dep);
     }
 
-    vkEndCommandBuffer(command_buffer);
+    vkEndCommandBuffer(cmd);
 }
 
 VkPipeline Renderer::get_pipeline(PipelineType type) const {

renderer/renderer.h

@@ -13,6 +13,8 @@
 #include "sprite.h"
 #include "texture.h"
 #include <misc.h>
+#include <array>
+#include <span>
 
 enum class PROJECTION_TYPE : uint8_t {
     NONE,
@@ -34,13 +36,15 @@ struct vertex_p2_st2_col4_a1_u32 {
         return {0, sizeof(vertex_p2_st2_col4_a1_u32), VK_VERTEX_INPUT_RATE_VERTEX};
     }
 
-    static std::vector<VkVertexInputAttributeDescription> getAttributeDescriptions() {
+    static std::array<VkVertexInputAttributeDescription, 5> getAttributeDescriptions() {
         return {
+            {
                 {0, 0, VK_FORMAT_R32G32_SFLOAT, offsetof(vertex_p2_st2_col4_a1_u32, pos)},
                 {1, 0, VK_FORMAT_R32G32_SFLOAT, offsetof(vertex_p2_st2_col4_a1_u32, st)},
                 {2, 0, VK_FORMAT_R32G32B32A32_SFLOAT, offsetof(vertex_p2_st2_col4_a1_u32, col)},
                 {3, 0, VK_FORMAT_R32_SFLOAT, offsetof(vertex_p2_st2_col4_a1_u32, alpha)},
                 {4, 0, VK_FORMAT_R32_UINT, offsetof(vertex_p2_st2_col4_a1_u32, textureID)},
+            }
         };
     }
 };
@@ -114,30 +118,21 @@ struct RenderCommand {
 
 ////////////////////////////////////////////////////////////////////////////////////////////////
 
+struct AllocatedBuffer {
+    VkBuffer buffer;
+    VmaAllocation allocation;
+    VmaAllocationInfo info;
+};
+
+struct GPUMeshBuffers {
+    AllocatedBuffer indexBuffer;
+    AllocatedBuffer vertexBuffer;
+    VkDeviceAddress vertexBufferAddress;
+};
+
 struct Renderer {
     std::vector<RenderCommand> commands{};
 
-    void begin_frame();
-    void end_frame();
-    void flush();
-
-    void submit_sprite(glm::vec2 pos, const sprite_t &sprite);
-    void submit_quad();
-
-    explicit Renderer(GLFWwindow *window);
-    void create_pipeline_layout();
-    void createFrameResources();
-    void create_default_sampler();
-    void recordCommandBuffer(
-        VkCommandBuffer cmd,
-        VkImage image,
-        VkImageView imageView,
-        VkExtent2D extent,
-        VkImageLayout oldLayout) const;
-    void immediate_submit(std::function<void(VkCommandBuffer)>&& func) const;
-    void transition_image_layout(VkCommandBuffer cmd, VkImage image, VkImageLayout oldLayout, VkImageLayout newLayout) const;
-    VkImageView create_image_view(VkImage image, VkFormat format) const;
-
     VkDescriptorSetLayout descriptor_set_layout{};
     VkPipelineLayout pipelineLayout{};
     VkPipeline textured_quad_pipeline{};
@@ -157,18 +152,46 @@ struct Renderer {
 
         VkSemaphore imageAvailable{};
         VkFence in_flight_fence{};
+
+        AllocatedBuffer vertexBuffer{};
     };
 
     std::vector<Frame> frames;
     uint32_t currentFrame = 0;
 
-    VkBuffer vertexBuffer{};
-    VmaAllocation vertexAllocation{};
-    VmaAllocationInfo vertexAllocInfo{};
-
     VkDescriptorPool descriptorPool{};
     std::vector<VkDescriptorSet> textureSets{};
 
+    void begin_frame();
+    void end_frame();
+    void flush();
+
+    void submit_sprite(glm::vec2 pos, const sprite_t &sprite);
+    void submit_quad();
+
+    explicit Renderer(GLFWwindow *window);
+    void create_pipeline_layout();
+    void createFrameResources();
+    void create_default_sampler();
+    void recordCommandBuffer(
+        VkCommandBuffer cmd,
+        VkImage image,
+        VkImageView imageView,
+        VkExtent2D extent,
+        VkImageLayout oldLayout,
+        const Frame &frame,
+        const std::vector<vertex_p2_st2_col4_a1_u32> &vertices) const;
+    void immediate_submit(std::function<void(VkCommandBuffer)>&& func) const;
+    void transition_image_layout(VkCommandBuffer cmd, VkImage image, VkImageLayout oldLayout, VkImageLayout newLayout) const;
+    VkImageView create_image_view(VkImage image, VkFormat format) const;
+    AllocatedBuffer create_buffer(size_t allocSize, VkBufferUsageFlags usage, VmaMemoryUsage memoryUsage);
+    void destroy_buffer(const AllocatedBuffer& buffer);
+    // GPUMeshBuffers uploadMesh(std::span<uint32_t> indices, std::span<vertex_p2_st2_col4_a1_u32> vertices);
+    void upload_vertex_buffer(
+        VkCommandBuffer cmd,
+        const Frame &frame,
+        std::span<const vertex_p2_st2_col4_a1_u32> vertices) const;
+
     VkPipeline get_pipeline(PipelineType type) const;
     // void bind_material(VkCommandBuffer cmd, uint16_t materialID);
     void create_descriptor_pool();
@@ -232,10 +255,10 @@ struct Renderer {
         // --- Vertex Input (Matching our vertex_p2_st2_col4 struct) ---
         VkPipelineVertexInputStateCreateInfo vi{
             .sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO,
-            .vertexBindingDescriptionCount = 0,
+            .vertexBindingDescriptionCount = 1,
-            .pVertexBindingDescriptions = nullptr,
+            .pVertexBindingDescriptions = &binding,
-            .vertexAttributeDescriptionCount = 0,
+            .vertexAttributeDescriptionCount = attrs.size(),
-            .pVertexAttributeDescriptions = nullptr,
+            .pVertexAttributeDescriptions = attrs.data(),
         };
 
         // --- Input Assembly (Changes based on Topology parameter) ---

renderer/swapchain.cpp

@@ -1,88 +0,0 @@
-//
-// Created by Vicente Ferrari Smith on 13.02.26.
-//
-
-#include "swapchain.h"
-#include <print>
-
-void createSwapchain(GLFWwindow* window) {
-    int fbWidth, fbHeight;
-    glfwGetFramebufferSize(window, &fbWidth, &fbHeight);
-
-    swapchain_extent = {
-        static_cast<uint32_t>(fbWidth),
-        static_cast<uint32_t>(fbHeight)
-    };
-
-    VkPhysicalDeviceSurfaceInfo2KHR surfaceInfo{
-        .sType = VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SURFACE_INFO_2_KHR,
-        .pNext = nullptr,
-        .surface = surface,
-    };
-
-    VkSurfaceCapabilities2KHR surfCapabilities{
-        .sType = VK_STRUCTURE_TYPE_SURFACE_CAPABILITIES_2_KHR,
-    };
-
-    vkGetPhysicalDeviceSurfaceCapabilities2KHR(physicalDevice, &surfaceInfo, &surfCapabilities);
-
-    MAX_FRAMES_IN_FLIGHT = std::min(surfCapabilities.surfaceCapabilities.minImageCount + 1, surfCapabilities.surfaceCapabilities.maxImageCount);
-
-    const VkSwapchainCreateInfoKHR sci{
-        .sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR,
-        .surface = surface,
-        .minImageCount = MAX_FRAMES_IN_FLIGHT,
-        .imageFormat = swapchain_format.format,
-        .imageColorSpace = swapchain_format.colorSpace,
-        .imageExtent = swapchain_extent,
-        .imageArrayLayers = 1,
-        .imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT,
-        .imageSharingMode = VK_SHARING_MODE_EXCLUSIVE,
-        .preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR,
-        .compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR,
-        .presentMode = VK_PRESENT_MODE_FIFO_KHR,
-        .clipped = VK_TRUE
-    };
-
-    vkCreateSwapchainKHR(device, &sci, nullptr, &swapchain);
-
-    uint32_t imgCount;
-    vkGetSwapchainImagesKHR(device, swapchain, &imgCount, nullptr);
-    std::print("imgCount: {}", imgCount);
-    images = std::vector<VkImage>(imgCount);
-    vkGetSwapchainImagesKHR(device, swapchain, &imgCount, images.data());
-
-    imageLayouts = std::vector<VkImageLayout>(
-        imgCount,
-        VK_IMAGE_LAYOUT_UNDEFINED
-    );
-
-    imageViews = std::vector<VkImageView>(imgCount);
-
-    const VkSemaphoreCreateInfo seci{
-        .sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO,
-    };
-
-    renderFinished.resize(imgCount);
-
-    for (uint32_t i = 0; i < imgCount; i++) {
-        VkImageViewCreateInfo ivci{};
-        ivci.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
-        ivci.image = images[i];
-        ivci.viewType = VK_IMAGE_VIEW_TYPE_2D;
-        ivci.format = swapchain_format.format;   // must match swapchain format
-        ivci.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
-        ivci.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
-        ivci.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
-        ivci.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
-        ivci.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
-        ivci.subresourceRange.baseMipLevel = 0;
-        ivci.subresourceRange.levelCount = 1;
-        ivci.subresourceRange.baseArrayLayer = 0;
-        ivci.subresourceRange.layerCount = 1;
-
-        vkCreateImageView(device, &ivci, nullptr, &imageViews[i]);
-
-        vkCreateSemaphore(device, &seci, nullptr, &renderFinished[i]);
-    }
-}

renderer/swapchain.h

@@ -1,25 +0,0 @@
-//
-// Created by Vicente Ferrari Smith on 13.02.26.
-//
-
-#ifndef V_SWAPCHAIN_H
-#define V_SWAPCHAIN_H
-
-#include "init.h"
-#include <vector>
-
-inline VkSwapchainKHR swapchain;
-inline VkExtent2D swapchain_extent;
-inline VkSurfaceFormatKHR swapchain_format{
-    VK_FORMAT_B8G8R8A8_UNORM,
-    VK_COLOR_SPACE_SRGB_NONLINEAR_KHR
-};
-inline std::vector<VkSemaphore> renderFinished;
-
-inline std::vector<VkImage> images;
-inline std::vector<VkImageView> imageViews;
-inline std::vector<VkImageLayout> imageLayouts;
-
-void createSwapchain(GLFWwindow* window);
-
-#endif //V_SWAPCHAIN_H

shaders/triangle.frag

@@ -5,7 +5,8 @@ layout(set = 0, binding = 0) uniform sampler2D texSamplers[];
 
 layout(location = 0) in vec2 uv;
 layout(location = 1) in vec4 color;
-layout(location = 2) in flat uint tex_id;
+layout(location = 2) in float alpha;
+layout(location = 3) in flat uint tex_id;
 
 layout(location = 0) out vec4 out_color;
 

shaders/triangle.vert

@@ -1,5 +1,5 @@
 #version 460
-#extension GL_EXT_nonuniform_qualifier : require
+#extension GL_EXT_buffer_reference : require
 
 struct Vertex {
     vec2 pos;
@@ -9,20 +9,36 @@ struct Vertex {
     uint textureID;
 };
 
-layout(std430, set = 0, binding = 1) readonly buffer VertexBuffer {
+layout(location = 0) in vec2 inPos;       // Matches VK_FORMAT_R32G32_SFLOAT
-    Vertex vertices[];
+layout(location = 1) in vec2 inTexCoord;  // Matches VK_FORMAT_R32G32_SFLOAT
-} vBuf;
+layout(location = 2) in vec4 inColor;     // Matches VK_FORMAT_R32G32B32A32_SFLOAT
+layout(location = 3) in float inAlpha;    // Matches VK_FORMAT_R32_SFLOAT
+layout(location = 4) in uint inTextureID; // Matches VK_FORMAT_R32_UINT
+
+//layout(std430, set = 0, binding = 1) readonly buffer VertexBuffer {
+//    Vertex vertices[];
+//} vBuf;
+
+//layout(buffer_reference, std430) readonly buffer VertexBuffer{
+//    Vertex vertices[];
+//};
+
+//push constants block
+//layout(push_constant) uniform constants {
+//    mat4 render_matrix;
+//    VertexBuffer vertexBuffer;
+//} PushConstants;
 
 layout(location = 0) out vec2 uv;
 layout(location = 1) out vec4 color;
-layout(location = 2) out flat uint tex_id;
+layout(location = 2) out float alpha;
+layout(location = 3) out flat uint tex_id;
 
 void main() {
 
-    Vertex v = vBuf.vertices[gl_VertexIndex];
+    uv = inTexCoord;
-
+    color = inColor;
-    uv = v.uv;
+    alpha = inAlpha;
-    color = v.color;
+    tex_id = inTextureID;
-    tex_id = v.textureID;
+    gl_Position = vec4(inPos, 0.0, 1.0);
-    gl_Position = vec4(v.pos, 0.0, 1.0);
 }