[WIP] Refactor project
There are many problems with the way the current version is provided and maintained. This commit or series of commits will fix this.
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Piotr Krygier committed
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#include <stdlib.h>
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#include <string.h>
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#include "utilities/commons.h"
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#include "utilities/errors_common.h"
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#include "utilities/logger.h"
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#include "utilities/localization.h"
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#include "vulkan/vulkan_core.h"
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#include "vulkan_commons.h"
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#include "vulkan_descriptors.h"
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#include "vulkan_errors.h"
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#include "vulkan_image.h"
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#include "vulkan_swapchain.h"
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/**
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* @brief Create a Swapchain
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*
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* @return rse_err_t RSE_ERROR_NO_ERROR on success. Possible errors:
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* VULKAN_ERROR_SWAPCHAIN_CREATION_FAILED
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*/
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static rse_err_t create_swapchain(struct graphics_context_t* context)
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{
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VkSwapchainCreateInfoKHR create_info;
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VkSurfaceCapabilitiesKHR physical_device_surface_capabilities;
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VkBool32 surfaceSupported;
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vkGetPhysicalDeviceSurfaceCapabilitiesKHR(
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context->physical_device, context->surface,
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&physical_device_surface_capabilities);
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/* Store extent in global variable, for later use */
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context->swapchain_extent =
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physical_device_surface_capabilities.currentExtent;
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/* Check if device supports surface for presentation */
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vkGetPhysicalDeviceSurfaceSupportKHR(context->physical_device,
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context->queue_family_indices[0],
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context->surface, &surfaceSupported);
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create_info.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
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create_info.pNext = NULL;
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create_info.flags = 0U;
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create_info.surface = context->surface;
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create_info.minImageCount = SWAP_BUFFER_COUNT + 1;
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create_info.imageFormat = IMAGE_FORMAT;
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create_info.imageColorSpace = VK_COLOR_SPACE_SRGB_NONLINEAR_KHR;
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create_info.imageExtent = context->swapchain_extent;
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create_info.imageArrayLayers =
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1U; /* For non-stereoscopic-3D applications, this value is 1. */
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create_info.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT;
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create_info.imageSharingMode =
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VK_SHARING_MODE_EXCLUSIVE; /* Using only one queue family, so this is ok
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*/
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create_info.queueFamilyIndexCount = 1U;
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create_info.pQueueFamilyIndices = context->queue_family_indices;
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create_info.preTransform =
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physical_device_surface_capabilities.currentTransform;
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create_info.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
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create_info.presentMode = VK_PRESENT_MODE_FIFO_KHR;
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create_info.clipped = VK_TRUE;
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create_info.oldSwapchain = VK_NULL_HANDLE;
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if (VK_SUCCESS != vkCreateSwapchainKHR(context->device, &create_info, NULL,
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&context->swapchain)) {
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LOGF(_("Failed to create swapchain\n"));
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return VULKAN_ERROR_SWAPCHAIN_CREATION_FAILED;
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}
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/* Obtain swapchain images */
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vkGetSwapchainImagesKHR(context->device, context->swapchain,
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&context->swapchain_images_count, NULL);
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rse_malloc(context->swapchain_images, sizeof(VkImage) * context->swapchain_images_count);
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vkGetSwapchainImagesKHR(context->device, context->swapchain,
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&context->swapchain_images_count, context->swapchain_images);
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return RSE_ERROR_NO_ERROR;
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}
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/**
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* @brief Create a Swapchain Image Views
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*
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* @return rse_err_t RSE_ERROR_NO_ERROR on success. Possible errors:
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*/
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static rse_err_t create_swapchain_image_views(struct graphics_context_t* context)
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{
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rse_malloc(context->swapchain_image_views,
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sizeof(VkImageView) * context->swapchain_images_count);
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for (size_t i = 0; i < context->swapchain_images_count; i++) {
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VkImageViewCreateInfo create_info;
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create_info.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO;
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create_info.pNext = NULL;
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create_info.flags = 0U;
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create_info.image = context->swapchain_images[i];
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create_info.viewType = VK_IMAGE_VIEW_TYPE_2D; /* 2D Texture */
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create_info.format = VK_FORMAT_B8G8R8A8_SRGB;
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create_info.components.a = VK_COMPONENT_SWIZZLE_IDENTITY;
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create_info.components.r = VK_COMPONENT_SWIZZLE_IDENTITY;
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create_info.components.g = VK_COMPONENT_SWIZZLE_IDENTITY;
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create_info.components.b = VK_COMPONENT_SWIZZLE_IDENTITY;
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create_info.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
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create_info.subresourceRange.baseMipLevel = 0U;
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create_info.subresourceRange.levelCount = 1U;
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create_info.subresourceRange.baseArrayLayer = 0U;
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create_info.subresourceRange.layerCount = 1U;
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if (VK_SUCCESS !=
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vkCreateImageView(context->device, &create_info, NULL,
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&context->swapchain_image_views[i])) {
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LOGF(_("Failed to create swapchain image view\n"));
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return VULKAN_ERROR_SWAPCHAIN_IMVIEW_CREATION_FAILED;
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}
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}
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return RSE_ERROR_NO_ERROR;
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}
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/**
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* @brief Create Frambuffers
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*
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* @return rse_err_t RSE_ERROR_NO_ERROR on success. Possible errors:
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*/
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static rse_err_t create_framebuffers(struct graphics_context_t* context)
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{
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context->swapchain_framebuffers = NULL;
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rse_malloc(context->swapchain_framebuffers,
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sizeof(VkFramebuffer) * context->swapchain_images_count);
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for (size_t i = 0; i < context->swapchain_images_count; i++) {
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VkImageView attachments[] = {context->color_image.image_view,
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context->depth_image.image_view,
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context->swapchain_image_views[i]};
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VkFramebufferCreateInfo framebufferInfo = {};
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framebufferInfo.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO;
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framebufferInfo.renderPass = context->render_pass;
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framebufferInfo.attachmentCount = 3;
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framebufferInfo.pAttachments = attachments;
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framebufferInfo.width = context->swapchain_extent.width;
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framebufferInfo.height = context->swapchain_extent.height;
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framebufferInfo.layers = 1;
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if (vkCreateFramebuffer(context->device, &framebufferInfo, NULL,
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&context->swapchain_framebuffers[i]) !=
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VK_SUCCESS) {
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LOGF(_("Failed to create framebuffer\n"));
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return VULKAN_ERROR_FRAMEBUFFERS_CREATION_FAILED;
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}
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}
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return RSE_ERROR_NO_ERROR;
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}
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/**
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* @brief Recreate swapchain
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*
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*/
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void recreate_swapchain(struct graphics_context_t* context)
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{
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int width = 0;
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int height = 0;
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glfwGetFramebufferSize(context->window_handle, &width, &height);
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while (width == 0 || height == 0) {
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glfwGetFramebufferSize(context->window_handle, &width, &height);
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glfwWaitEvents();
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}
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vkDeviceWaitIdle(context->device);
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cleanup_swapchain(context);
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create_swapchain(context);
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create_swapchain_image_views(context);
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create_color_resource(context);
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create_depth_resources(context);
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create_framebuffers(context);
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}
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/**
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* @brief Cleanup swapchain
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*
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*/
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void cleanup_swapchain(struct graphics_context_t* context)
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{
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size_t i;
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destroy_color_resource(context);
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destroy_depth_resource(context);
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for (i = 0; i < context->swapchain_images_count; i++) {
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vkDestroyFramebuffer(context->device,
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context->swapchain_framebuffers[i], NULL);
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}
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for (i = 0; i < context->swapchain_images_count; i++) {
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vkDestroyImageView(context->device, context->swapchain_image_views[i],
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NULL);
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}
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vkDestroySwapchainKHR(context->device, context->swapchain, NULL);
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}
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rse_err_t create_swapchain_and_framebuffers(struct graphics_context_t* context)
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{
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rse_err_t status = RSE_ERROR_NO_ERROR;
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STATUS_CHECK(create_swapchain(context));
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STATUS_CHECK(create_swapchain_image_views(context));
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STATUS_CHECK(create_framebuffers(context));
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return status;
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}
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