From f5a06e6ac1e2060bf71e0b5a79ea55177b2db98a Mon Sep 17 00:00:00 2001
From: Grayson Riffe <grayson@graysonriffe.com>
Date: Tue, 11 Feb 2025 12:55:24 -0600
Subject: [PATCH] Create swapchain image views

---
 .../src/client/render/RenderEngine.cpp        | 19 +++++++++++++++++++
 NothinFancy/src/client/render/RenderEngine.h  |  4 ++++
 2 files changed, 23 insertions(+)

diff --git a/NothinFancy/src/client/render/RenderEngine.cpp b/NothinFancy/src/client/render/RenderEngine.cpp
index 1e24dfa..486ad8c 100644
--- a/NothinFancy/src/client/render/RenderEngine.cpp
+++ b/NothinFancy/src/client/render/RenderEngine.cpp
@@ -20,6 +20,7 @@ namespace nf::client::render {
         , m_swapchain()
         , m_swapchainImageFormat()
         , m_swapchainImages()
+        , m_swapchainImageViews()
     {
         NFLog("Initializing render engine");
         m_window->setDisplay(m_display);
@@ -233,6 +234,20 @@ namespace nf::client::render {
         vkGetSwapchainImagesKHR(m_device, m_swapchain, &numSwapchainImages, nullptr);
         m_swapchainImages.resize(numSwapchainImages);
         vkGetSwapchainImagesKHR(m_device, m_swapchain, &numSwapchainImages, m_swapchainImages.data());
+
+        m_swapchainImageViews.resize(numSwapchainImages);
+        for (int i = 0; i < m_swapchainImageViews.size(); i++) {
+            VkImageViewCreateInfo imageViewCI = { VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO };
+            imageViewCI.image = m_swapchainImages[i];
+            imageViewCI.viewType = VK_IMAGE_VIEW_TYPE_2D;
+            imageViewCI.format = m_swapchainImageFormat;
+            imageViewCI.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
+            imageViewCI.subresourceRange.levelCount = 1;
+            imageViewCI.subresourceRange.layerCount = 1;
+
+            if (vkCreateImageView(m_device, &imageViewCI, nullptr, &m_swapchainImageViews[i]) != VK_SUCCESS)
+                NFError("Could not create Vulkan swapchain image view");
+        }
     }
 
     void RenderEngine::createRenderPass() {
@@ -267,6 +282,10 @@ namespace nf::client::render {
 
     RenderEngine::~RenderEngine() {
         vkDestroyRenderPass(m_device, m_renderPassOutput, nullptr);
+
+        for (int i = 0; i < m_swapchainImageViews.size(); i++)
+            vkDestroyImageView(m_device, m_swapchainImageViews[i], nullptr);
+
         vkDestroySwapchainKHR(m_device, m_swapchain, nullptr);
         vkDestroyDevice(m_device, nullptr);
         vkDestroySurfaceKHR(m_instance, m_surface, nullptr);
diff --git a/NothinFancy/src/client/render/RenderEngine.h b/NothinFancy/src/client/render/RenderEngine.h
index 709bac0..b986f00 100644
--- a/NothinFancy/src/client/render/RenderEngine.h
+++ b/NothinFancy/src/client/render/RenderEngine.h
@@ -21,6 +21,7 @@ namespace nf::client::render {
         std::shared_ptr<Window> m_window;
         DisplayConfig m_display;
 
+        // Global state
         VkInstance m_instance;
         VkSurfaceKHR m_surface;
         VkPhysicalDevice m_physicalDevice;
@@ -28,8 +29,11 @@ namespace nf::client::render {
         VkDevice m_device;
         VkQueue m_queueGraphics, m_queuePresent;
         VkRenderPass m_renderPassOutput;
+
+        // Swapchain
         VkSwapchainKHR m_swapchain;
         VkFormat m_swapchainImageFormat;
         std::vector<VkImage> m_swapchainImages;
+        std::vector<VkImageView> m_swapchainImageViews;
     };
 }