#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <math.h>
#include "SDL_test_common.h"
#include "../src/video/khronos/vulkan/vulkan.h"
#include "SDL_vulkan.h"

Include dependency graph for testvulkan.c:

Go to the source code of this file.

Data Structures
struct	VulkanContext

Macros
#define	VK_NO_PROTOTYPES

#define	UINT64_MAX 18446744073709551615

#define	VULKAN_FUNCTIONS()

#define	VULKAN_DEVICE_FUNCTION(name) static PFN_##name name = NULL;

#define	VULKAN_GLOBAL_FUNCTION(name) static PFN_##name name = NULL;

#define	VULKAN_INSTANCE_FUNCTION(name) static PFN_##name name = NULL;

#define	VULKAN_DEVICE_FUNCTION(name)

#define	VULKAN_GLOBAL_FUNCTION(name)

#define	VULKAN_INSTANCE_FUNCTION(name)

#define	VULKAN_DEVICE_FUNCTION(name)

#define	VULKAN_GLOBAL_FUNCTION(name)

#define	VULKAN_INSTANCE_FUNCTION(name)

#define	VULKAN_DEVICE_FUNCTION(name)

#define	VULKAN_GLOBAL_FUNCTION(name)

#define	VULKAN_INSTANCE_FUNCTION(name)

Functions
static const char *	getVulkanResultString (VkResult result)

static void	shutdownVulkan (void)

static void	quit (int rc)

static void	loadGlobalFunctions (void)

static void	createInstance (void)

static void	loadInstanceFunctions (void)

static void	createSurface (void)

static void	findPhysicalDevice (void)

static void	createDevice (void)

static void	loadDeviceFunctions (void)

static void	getQueues (void)

static void	createSemaphore (VkSemaphore *semaphore)

static void	createSemaphores (void)

static void	getSurfaceCaps (void)

static void	getSurfaceFormats (void)

static void	getSwapchainImages (void)

static SDL_bool	createSwapchain (void)

static void	destroySwapchain (void)

static void	destroyCommandBuffers (void)

static void	destroyCommandPool (void)

static void	createCommandPool (void)

static void	createCommandBuffers (void)

static void	createFences (void)

static void	destroyFences (void)

static void	recordPipelineImageBarrier (VkCommandBuffer commandBuffer, VkAccessFlags sourceAccessMask, VkAccessFlags destAccessMask, VkImageLayout sourceLayout, VkImageLayout destLayout, VkImage image)

static void	rerecordCommandBuffer (uint32_t frameIndex, const VkClearColorValue *clearColor)

static void	destroySwapchainAndSwapchainSpecificStuff (SDL_bool doDestroySwapchain)

static SDL_bool	createNewSwapchainAndSwapchainSpecificStuff (void)

static void	initVulkan (void)

static SDL_bool	render (void)

int	main (int argc, char *argv[])

Variables
static PFN_vkGetInstanceProcAddr	vkGetInstanceProcAddr = NULL

static SDLTest_CommonState *	state

static VulkanContext	vulkanContext = {0}

Macro Definition Documentation

◆ UINT64_MAX

#define UINT64_MAX 18446744073709551615

Definition at line 39 of file testvulkan.c.

◆ VK_NO_PROTOTYPES

#define VK_NO_PROTOTYPES

Definition at line 29 of file testvulkan.c.

◆ VULKAN_DEVICE_FUNCTION [1/4]

#define VULKAN_DEVICE_FUNCTION ( name ) static PFN_##name name = NULL;

Definition at line 87 of file testvulkan.c.

◆ VULKAN_DEVICE_FUNCTION [2/4]

#define VULKAN_DEVICE_FUNCTION ( name )

Definition at line 87 of file testvulkan.c.

◆ VULKAN_DEVICE_FUNCTION [3/4]

#define VULKAN_DEVICE_FUNCTION ( name )

Definition at line 87 of file testvulkan.c.

◆ VULKAN_DEVICE_FUNCTION [4/4]

#define VULKAN_DEVICE_FUNCTION ( name )

Value:

    name = (PFN_##name)vkGetDeviceProcAddr(vulkanContext.device, #name);     \
    if(!name)                                                                \
    {                                                                        \
        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,                           \
                     "vkGetDeviceProcAddr(device, \"" #name "\") failed\n"); \
        quit(2);                                                             \
    }

Definition at line 87 of file testvulkan.c.

◆ VULKAN_FUNCTIONS

#define VULKAN_FUNCTIONS ( )

Definition at line 42 of file testvulkan.c.

◆ VULKAN_GLOBAL_FUNCTION [1/4]

#define VULKAN_GLOBAL_FUNCTION ( name ) static PFN_##name name = NULL;

Definition at line 88 of file testvulkan.c.

◆ VULKAN_GLOBAL_FUNCTION [2/4]

#define VULKAN_GLOBAL_FUNCTION ( name )

Value:

    name = (PFN_##name)vkGetInstanceProcAddr(VK_NULL_HANDLE, #name);                   \
    if(!name)                                                                          \
    {                                                                                  \
        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,                                     \
                     "vkGetInstanceProcAddr(VK_NULL_HANDLE, \"" #name "\") failed\n"); \
        quit(2);                                                                       \
    }

Definition at line 88 of file testvulkan.c.

◆ VULKAN_GLOBAL_FUNCTION [3/4]

#define VULKAN_GLOBAL_FUNCTION ( name )

Definition at line 88 of file testvulkan.c.

◆ VULKAN_GLOBAL_FUNCTION [4/4]

#define VULKAN_GLOBAL_FUNCTION ( name )

Definition at line 88 of file testvulkan.c.

◆ VULKAN_INSTANCE_FUNCTION [1/4]

#define VULKAN_INSTANCE_FUNCTION ( name ) static PFN_##name name = NULL;

Definition at line 89 of file testvulkan.c.

◆ VULKAN_INSTANCE_FUNCTION [2/4]

#define VULKAN_INSTANCE_FUNCTION ( name )

Definition at line 89 of file testvulkan.c.

◆ VULKAN_INSTANCE_FUNCTION [3/4]

#define VULKAN_INSTANCE_FUNCTION ( name )

Value:

    name = (PFN_##name)vkGetInstanceProcAddr(vulkanContext.instance, #name);     \
    if(!name)                                                                    \
    {                                                                            \
        SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,                               \
                     "vkGetInstanceProcAddr(instance, \"" #name "\") failed\n"); \
        quit(2);                                                                 \
    }

Definition at line 89 of file testvulkan.c.

◆ VULKAN_INSTANCE_FUNCTION [4/4]

#define VULKAN_INSTANCE_FUNCTION ( name )

Definition at line 89 of file testvulkan.c.

Function Documentation

◆ createCommandBuffers()

static void createCommandBuffers ( void )

static

Definition at line 805 of file testvulkan.c.

 {
         VkResult result;
  
     VkCommandBufferAllocateInfo allocateInfo = {0};
     allocateInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO;
     allocateInfo.commandPool = vulkanContext.commandPool;
     allocateInfo.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY;
     allocateInfo.commandBufferCount = vulkanContext.swapchainImageCount;
     vulkanContext.commandBuffers =
         SDL_malloc(sizeof(VkCommandBuffer) * vulkanContext.swapchainImageCount);
     result =
         vkAllocateCommandBuffers(vulkanContext.device, &allocateInfo, vulkanContext.commandBuffers);
     if(result != VK_SUCCESS)
     {
         SDL_free(vulkanContext.commandBuffers);
         vulkanContext.commandBuffers = NULL;
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkAllocateCommandBuffers(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
 }

References VkCommandBufferAllocateInfo::commandBufferCount, VulkanContext::commandBuffers, VkCommandBufferAllocateInfo::commandPool, VulkanContext::commandPool, VulkanContext::device, getVulkanResultString(), VkCommandBufferAllocateInfo::level, NULL, quit(), SDL_free, SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, SDL_malloc, VkCommandBufferAllocateInfo::sType, VulkanContext::swapchainImageCount, VK_COMMAND_BUFFER_LEVEL_PRIMARY, VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO, VK_SUCCESS, vkAllocateCommandBuffers(), and vulkanContext.

Referenced by createNewSwapchainAndSwapchainSpecificStuff().

◆ createCommandPool()

static void createCommandPool ( void )

static

Definition at line 784 of file testvulkan.c.

 {
         VkResult result;
  
     VkCommandPoolCreateInfo createInfo = {0};
     createInfo.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO;
     createInfo.flags =
         VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT | VK_COMMAND_POOL_CREATE_TRANSIENT_BIT;
     createInfo.queueFamilyIndex = vulkanContext.graphicsQueueFamilyIndex;
     result =
         vkCreateCommandPool(vulkanContext.device, &createInfo, NULL, &vulkanContext.commandPool);
     if(result != VK_SUCCESS)
     {
         vulkanContext.commandPool = VK_NULL_HANDLE;
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkCreateCommandPool(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
 }

References VulkanContext::commandPool, VulkanContext::device, VkCommandPoolCreateInfo::flags, getVulkanResultString(), VulkanContext::graphicsQueueFamilyIndex, NULL, VkCommandPoolCreateInfo::queueFamilyIndex, quit(), SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, VkCommandPoolCreateInfo::sType, VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT, VK_COMMAND_POOL_CREATE_TRANSIENT_BIT, VK_NULL_HANDLE, VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO, VK_SUCCESS, vkCreateCommandPool(), and vulkanContext.

Referenced by createNewSwapchainAndSwapchainSpecificStuff().

◆ createDevice()

static void createDevice ( void )

static

Definition at line 496 of file testvulkan.c.

 {
     VkDeviceQueueCreateInfo deviceQueueCreateInfo[1] = {0};
     static const float queuePriority[] = {1.0f};
     VkDeviceCreateInfo deviceCreateInfo = {0};
     static const char *const deviceExtensionNames[] = {
         VK_KHR_SWAPCHAIN_EXTENSION_NAME,
     };
         VkResult result;
  
         deviceQueueCreateInfo->sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO;
     deviceQueueCreateInfo->queueFamilyIndex = vulkanContext.graphicsQueueFamilyIndex;
     deviceQueueCreateInfo->queueCount = 1;
     deviceQueueCreateInfo->pQueuePriorities = &queuePriority[0];
  
     deviceCreateInfo.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO;
     deviceCreateInfo.queueCreateInfoCount = 1;
     deviceCreateInfo.pQueueCreateInfos = deviceQueueCreateInfo;
     deviceCreateInfo.pEnabledFeatures = NULL;
     deviceCreateInfo.enabledExtensionCount = SDL_arraysize(deviceExtensionNames);
     deviceCreateInfo.ppEnabledExtensionNames = deviceExtensionNames;
     result = vkCreateDevice(
         vulkanContext.physicalDevice, &deviceCreateInfo, NULL, &vulkanContext.device);
     if(result != VK_SUCCESS)
     {
         vulkanContext.device = VK_NULL_HANDLE;
         SDL_LogError(
             SDL_LOG_CATEGORY_APPLICATION, "vkCreateDevice(): %s\n", getVulkanResultString(result));
         quit(2);
     }
 }

References VulkanContext::device, VkDeviceCreateInfo::enabledExtensionCount, getVulkanResultString(), VulkanContext::graphicsQueueFamilyIndex, NULL, VkDeviceCreateInfo::pEnabledFeatures, VulkanContext::physicalDevice, VkDeviceCreateInfo::ppEnabledExtensionNames, VkDeviceCreateInfo::pQueueCreateInfos, VkDeviceQueueCreateInfo::pQueuePriorities, VkDeviceQueueCreateInfo::queueCount, VkDeviceCreateInfo::queueCreateInfoCount, VkDeviceQueueCreateInfo::queueFamilyIndex, quit(), SDL_arraysize, SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, VkDeviceQueueCreateInfo::sType, VkDeviceCreateInfo::sType, VK_KHR_SWAPCHAIN_EXTENSION_NAME, VK_NULL_HANDLE, VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO, VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO, VK_SUCCESS, vkCreateDevice(), and vulkanContext.

Referenced by initVulkan().

◆ createFences()

static void createFences ( void )

static

Definition at line 829 of file testvulkan.c.

 {
         uint32_t i;
  
     vulkanContext.fences = SDL_malloc(sizeof(VkFence) * vulkanContext.swapchainImageCount);
     if(!vulkanContext.fences)
     {
         SDL_OutOfMemory();
         quit(2);
     }
     for(i = 0; i < vulkanContext.swapchainImageCount; i++)
     {
                 VkResult result;
  
         VkFenceCreateInfo createInfo = {0};
         createInfo.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO;
         createInfo.flags = VK_FENCE_CREATE_SIGNALED_BIT;
         result =
             vkCreateFence(vulkanContext.device, &createInfo, NULL, &vulkanContext.fences[i]);
         if(result != VK_SUCCESS)
         {
             for(; i > 0; i--)
             {
                 vkDestroyFence(vulkanContext.device, vulkanContext.fences[i - 1], NULL);
             }
             SDL_free(vulkanContext.fences);
             vulkanContext.fences = NULL;
             SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                          "vkCreateFence(): %s\n",
                          getVulkanResultString(result));
             quit(2);
         }
     }
 }

References VulkanContext::device, VulkanContext::fences, VkFenceCreateInfo::flags, getVulkanResultString(), i, NULL, quit(), SDL_free, SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, SDL_malloc, SDL_OutOfMemory, VkFenceCreateInfo::sType, VulkanContext::swapchainImageCount, VK_FENCE_CREATE_SIGNALED_BIT, VK_STRUCTURE_TYPE_FENCE_CREATE_INFO, VK_SUCCESS, vkCreateFence(), vkDestroyFence(), and vulkanContext.

Referenced by createNewSwapchainAndSwapchainSpecificStuff().

◆ createInstance()

static void createInstance ( void )

static

Definition at line 244 of file testvulkan.c.

 {
     VkApplicationInfo appInfo = {0};
     VkInstanceCreateInfo instanceCreateInfo = {0};
     const char **extensions = NULL;
     unsigned extensionCount = 0;
         VkResult result;
  
  
         appInfo.sType = VK_STRUCTURE_TYPE_APPLICATION_INFO;
     appInfo.apiVersion = VK_API_VERSION_1_0;
     instanceCreateInfo.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO;
     instanceCreateInfo.pApplicationInfo = &appInfo;
     if(!SDL_Vulkan_GetInstanceExtensions(NULL, &extensionCount, NULL))
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "SDL_Vulkan_GetInstanceExtensions(): %s\n",
                      SDL_GetError());
         quit(2);
     }
     extensions = SDL_malloc(sizeof(const char *) * extensionCount);
     if(!extensions)
     {
         SDL_OutOfMemory();
         quit(2);
     }
     if(!SDL_Vulkan_GetInstanceExtensions(NULL, &extensionCount, extensions))
     {
         SDL_free((void*)extensions);
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "SDL_Vulkan_GetInstanceExtensions(): %s\n",
                      SDL_GetError());
         quit(2);
     }
     instanceCreateInfo.enabledExtensionCount = extensionCount;
     instanceCreateInfo.ppEnabledExtensionNames = extensions;
     result = vkCreateInstance(&instanceCreateInfo, NULL, &vulkanContext.instance);
     SDL_free((void*)extensions);
     if(result != VK_SUCCESS)
     {
         vulkanContext.instance = VK_NULL_HANDLE;
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkCreateInstance(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
 }

References VkApplicationInfo::apiVersion, VkInstanceCreateInfo::enabledExtensionCount, getVulkanResultString(), VulkanContext::instance, NULL, VkInstanceCreateInfo::pApplicationInfo, VkInstanceCreateInfo::ppEnabledExtensionNames, quit(), SDL_free, SDL_GetError, SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, SDL_malloc, SDL_OutOfMemory, SDL_Vulkan_GetInstanceExtensions, VkApplicationInfo::sType, VkInstanceCreateInfo::sType, VK_API_VERSION_1_0, VK_NULL_HANDLE, VK_STRUCTURE_TYPE_APPLICATION_INFO, VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO, VK_SUCCESS, vkCreateInstance(), and vulkanContext.

Referenced by initVulkan().

◆ createNewSwapchainAndSwapchainSpecificStuff()

static SDL_bool createNewSwapchainAndSwapchainSpecificStuff ( void )

static

Definition at line 974 of file testvulkan.c.

 {
     destroySwapchainAndSwapchainSpecificStuff(SDL_FALSE);
     getSurfaceCaps();
     getSurfaceFormats();
     if(!createSwapchain())
         return SDL_FALSE;
     createCommandPool();
     createCommandBuffers();
     createFences();
     return SDL_TRUE;
 }

References createCommandBuffers(), createCommandPool(), createFences(), createSwapchain(), destroySwapchainAndSwapchainSpecificStuff(), getSurfaceCaps(), getSurfaceFormats(), SDL_FALSE, and SDL_TRUE.

Referenced by initVulkan(), and render().

◆ createSemaphore()

static void createSemaphore ( VkSemaphore * semaphore )

static

Definition at line 563 of file testvulkan.c.

 {
         VkResult result;
  
     VkSemaphoreCreateInfo createInfo = {0};
     createInfo.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO;
     result = vkCreateSemaphore(vulkanContext.device, &createInfo, NULL, semaphore);
     if(result != VK_SUCCESS)
     {
         *semaphore = VK_NULL_HANDLE;
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkCreateSemaphore(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
 }

References VulkanContext::device, getVulkanResultString(), NULL, quit(), SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, VkSemaphoreCreateInfo::sType, VK_NULL_HANDLE, VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO, VK_SUCCESS, vkCreateSemaphore(), and vulkanContext.

Referenced by createSemaphores().

◆ createSemaphores()

static void createSemaphores ( void )

static

Definition at line 580 of file testvulkan.c.

 {
     createSemaphore(&vulkanContext.imageAvailableSemaphore);
     createSemaphore(&vulkanContext.renderingFinishedSemaphore);
 }

References createSemaphore(), VulkanContext::imageAvailableSemaphore, VulkanContext::renderingFinishedSemaphore, and vulkanContext.

Referenced by initVulkan().

◆ createSurface()

static void createSurface ( void )

static

Definition at line 310 of file testvulkan.c.

 {
     if(!SDL_Vulkan_CreateSurface(state->windows[0],
                                  vulkanContext.instance,
                                  &vulkanContext.surface))
     {
         vulkanContext.surface = VK_NULL_HANDLE;
         SDL_LogError(
             SDL_LOG_CATEGORY_APPLICATION, "SDL_Vulkan_CreateSurface(): %s\n", SDL_GetError());
         quit(2);
     }
 }

References VulkanContext::instance, quit(), SDL_GetError, SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, SDL_Vulkan_CreateSurface, state, VulkanContext::surface, VK_NULL_HANDLE, vulkanContext, and SDLTest_CommonState::windows.

Referenced by initVulkan().

◆ createSwapchain()

static SDL_bool createSwapchain ( void )

static

Definition at line 686 of file testvulkan.c.

 {
         uint32_t i;
         int w, h;
         VkSwapchainCreateInfoKHR createInfo = {0};
         VkResult result;
  
     // pick an image count
     vulkanContext.swapchainDesiredImageCount = vulkanContext.surfaceCapabilities.minImageCount + 1;
     if(vulkanContext.swapchainDesiredImageCount > vulkanContext.surfaceCapabilities.maxImageCount
        && vulkanContext.surfaceCapabilities.maxImageCount > 0)
         vulkanContext.swapchainDesiredImageCount = vulkanContext.surfaceCapabilities.maxImageCount;
  
     // pick a format
     if(vulkanContext.surfaceFormatsCount == 1
        && vulkanContext.surfaceFormats[0].format == VK_FORMAT_UNDEFINED)
     {
         // aren't any preferred formats, so we pick
         vulkanContext.surfaceFormat.colorSpace = VK_COLORSPACE_SRGB_NONLINEAR_KHR;
         vulkanContext.surfaceFormat.format = VK_FORMAT_R8G8B8A8_UNORM;
     }
     else
     {
         vulkanContext.surfaceFormat = vulkanContext.surfaceFormats[0];
         for(i = 0; i < vulkanContext.surfaceFormatsCount; i++)
         {
             if(vulkanContext.surfaceFormats[i].format == VK_FORMAT_R8G8B8A8_UNORM)
             {
                 vulkanContext.surfaceFormat = vulkanContext.surfaceFormats[i];
                 break;
             }
         }
     }
  
     // get size
     SDL_Vulkan_GetDrawableSize(state->windows[0], &w, &h);
     vulkanContext.swapchainSize.width = w;
     vulkanContext.swapchainSize.height = h;
     if(w == 0 || h == 0)
         return SDL_FALSE;
  
     createInfo.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR;
     createInfo.surface = vulkanContext.surface;
     createInfo.minImageCount = vulkanContext.swapchainDesiredImageCount;
     createInfo.imageFormat = vulkanContext.surfaceFormat.format;
     createInfo.imageColorSpace = vulkanContext.surfaceFormat.colorSpace;
     createInfo.imageExtent = vulkanContext.swapchainSize;
     createInfo.imageArrayLayers = 1;
     createInfo.imageUsage = VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT;
     createInfo.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE;
     createInfo.preTransform = vulkanContext.surfaceCapabilities.currentTransform;
     createInfo.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR;
     createInfo.presentMode = VK_PRESENT_MODE_FIFO_KHR;
     createInfo.clipped = VK_TRUE;
     createInfo.oldSwapchain = vulkanContext.swapchain;
     result =
         vkCreateSwapchainKHR(vulkanContext.device, &createInfo, NULL, &vulkanContext.swapchain);
     if(createInfo.oldSwapchain)
         vkDestroySwapchainKHR(vulkanContext.device, createInfo.oldSwapchain, NULL);
     if(result != VK_SUCCESS)
     {
         vulkanContext.swapchain = VK_NULL_HANDLE;
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkCreateSwapchainKHR(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
     getSwapchainImages();
     return SDL_TRUE;
 }

Referenced by createNewSwapchainAndSwapchainSpecificStuff().

◆ destroyCommandBuffers()

static void destroyCommandBuffers ( void )

static

Definition at line 766 of file testvulkan.c.

 {
     if(vulkanContext.commandBuffers)
         vkFreeCommandBuffers(vulkanContext.device,
                              vulkanContext.commandPool,
                              vulkanContext.swapchainImageCount,
                              vulkanContext.commandBuffers);
     SDL_free(vulkanContext.commandBuffers);
     vulkanContext.commandBuffers = NULL;
 }

References VulkanContext::commandBuffers, VulkanContext::commandPool, VulkanContext::device, NULL, SDL_free, VulkanContext::swapchainImageCount, vkFreeCommandBuffers(), and vulkanContext.

Referenced by destroySwapchainAndSwapchainSpecificStuff().

◆ destroyCommandPool()

static void destroyCommandPool ( void )

static

Definition at line 777 of file testvulkan.c.

 {
     if(vulkanContext.commandPool)
         vkDestroyCommandPool(vulkanContext.device, vulkanContext.commandPool, NULL);
     vulkanContext.commandPool = VK_NULL_HANDLE;
 }

References VulkanContext::commandPool, VulkanContext::device, NULL, VK_NULL_HANDLE, vkDestroyCommandPool(), and vulkanContext.

Referenced by destroySwapchainAndSwapchainSpecificStuff().

◆ destroyFences()

static void destroyFences ( void )

static

Definition at line 864 of file testvulkan.c.

 {
         uint32_t i;
  
     if(!vulkanContext.fences)
         return;
     for(i = 0; i < vulkanContext.swapchainImageCount; i++)
     {
         vkDestroyFence(vulkanContext.device, vulkanContext.fences[i], NULL);
     }
     SDL_free(vulkanContext.fences);
     vulkanContext.fences = NULL;
 }

References VulkanContext::device, VulkanContext::fences, i, NULL, SDL_free, VulkanContext::swapchainImageCount, vkDestroyFence(), and vulkanContext.

Referenced by destroySwapchainAndSwapchainSpecificStuff().

◆ destroySwapchain()

static void destroySwapchain ( void )

static

Definition at line 757 of file testvulkan.c.

 {
     if(vulkanContext.swapchain)
         vkDestroySwapchainKHR(vulkanContext.device, vulkanContext.swapchain, NULL);
     vulkanContext.swapchain = VK_NULL_HANDLE;
     SDL_free(vulkanContext.swapchainImages);
     vulkanContext.swapchainImages = NULL;
 }

References VulkanContext::device, NULL, SDL_free, VulkanContext::swapchain, VulkanContext::swapchainImages, VK_NULL_HANDLE, vkDestroySwapchainKHR(), and vulkanContext.

Referenced by destroySwapchainAndSwapchainSpecificStuff().

◆ destroySwapchainAndSwapchainSpecificStuff()

static void destroySwapchainAndSwapchainSpecificStuff ( SDL_bool doDestroySwapchain )

static

Definition at line 965 of file testvulkan.c.

 {
     destroyFences();
     destroyCommandBuffers();
     destroyCommandPool();
     if(doDestroySwapchain)
         destroySwapchain();
 }

References destroyCommandBuffers(), destroyCommandPool(), destroyFences(), and destroySwapchain().

Referenced by createNewSwapchainAndSwapchainSpecificStuff(), and shutdownVulkan().

◆ findPhysicalDevice()

static void findPhysicalDevice ( void )

static

Definition at line 323 of file testvulkan.c.

 {
     uint32_t physicalDeviceCount = 0;
         VkPhysicalDevice *physicalDevices;
         VkQueueFamilyProperties *queueFamiliesProperties = NULL;
     uint32_t queueFamiliesPropertiesAllocatedSize = 0;
     VkExtensionProperties *deviceExtensions = NULL;
     uint32_t deviceExtensionsAllocatedSize = 0;
         uint32_t physicalDeviceIndex;
  
     VkResult result =
         vkEnumeratePhysicalDevices(vulkanContext.instance, &physicalDeviceCount, NULL);
     if(result != VK_SUCCESS)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkEnumeratePhysicalDevices(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
     if(physicalDeviceCount == 0)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkEnumeratePhysicalDevices(): no physical devices\n");
         quit(2);
     }
     physicalDevices = SDL_malloc(sizeof(VkPhysicalDevice) * physicalDeviceCount);
     if(!physicalDevices)
     {
         SDL_OutOfMemory();
         quit(2);
     }
     result =
         vkEnumeratePhysicalDevices(vulkanContext.instance, &physicalDeviceCount, physicalDevices);
     if(result != VK_SUCCESS)
     {
         SDL_free(physicalDevices);
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkEnumeratePhysicalDevices(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
     vulkanContext.physicalDevice = NULL;
     for(physicalDeviceIndex = 0; physicalDeviceIndex < physicalDeviceCount;
         physicalDeviceIndex++)
     {
         uint32_t queueFamiliesCount = 0;
                 uint32_t queueFamilyIndex;
         uint32_t deviceExtensionCount = 0;
                 SDL_bool hasSwapchainExtension = SDL_FALSE;
                 uint32_t i;
  
  
                 VkPhysicalDevice physicalDevice = physicalDevices[physicalDeviceIndex];
         vkGetPhysicalDeviceProperties(physicalDevice, &vulkanContext.physicalDeviceProperties);
         if(VK_VERSION_MAJOR(vulkanContext.physicalDeviceProperties.apiVersion) < 1)
             continue;
         vkGetPhysicalDeviceFeatures(physicalDevice, &vulkanContext.physicalDeviceFeatures);
         vkGetPhysicalDeviceQueueFamilyProperties(physicalDevice, &queueFamiliesCount, NULL);
         if(queueFamiliesCount == 0)
             continue;
         if(queueFamiliesPropertiesAllocatedSize < queueFamiliesCount)
         {
             SDL_free(queueFamiliesProperties);
             queueFamiliesPropertiesAllocatedSize = queueFamiliesCount;
             queueFamiliesProperties =
                 SDL_malloc(sizeof(VkQueueFamilyProperties) * queueFamiliesPropertiesAllocatedSize);
             if(!queueFamiliesProperties)
             {
                 SDL_free(physicalDevices);
                 SDL_free(deviceExtensions);
                 SDL_OutOfMemory();
                 quit(2);
             }
         }
         vkGetPhysicalDeviceQueueFamilyProperties(
             physicalDevice, &queueFamiliesCount, queueFamiliesProperties);
         vulkanContext.graphicsQueueFamilyIndex = queueFamiliesCount;
         vulkanContext.presentQueueFamilyIndex = queueFamiliesCount;
         for(queueFamilyIndex = 0; queueFamilyIndex < queueFamiliesCount;
             queueFamilyIndex++)
         {
             VkBool32 supported = 0;
  
                         if(queueFamiliesProperties[queueFamilyIndex].queueCount == 0)
                 continue;
             if(queueFamiliesProperties[queueFamilyIndex].queueFlags & VK_QUEUE_GRAPHICS_BIT)
                 vulkanContext.graphicsQueueFamilyIndex = queueFamilyIndex;
             result = vkGetPhysicalDeviceSurfaceSupportKHR(
                 physicalDevice, queueFamilyIndex, vulkanContext.surface, &supported);
             if(result != VK_SUCCESS)
             {
                 SDL_free(physicalDevices);
                 SDL_free(queueFamiliesProperties);
                 SDL_free(deviceExtensions);
                 SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                              "vkGetPhysicalDeviceSurfaceSupportKHR(): %s\n",
                              getVulkanResultString(result));
                 quit(2);
             }
             if(supported)
             {
                 vulkanContext.presentQueueFamilyIndex = queueFamilyIndex;
                 if(queueFamiliesProperties[queueFamilyIndex].queueFlags & VK_QUEUE_GRAPHICS_BIT)
                     break; // use this queue because it can present and do graphics
             }
         }
         if(vulkanContext.graphicsQueueFamilyIndex == queueFamiliesCount) // no good queues found
             continue;
         if(vulkanContext.presentQueueFamilyIndex == queueFamiliesCount) // no good queues found
             continue;
         result =
             vkEnumerateDeviceExtensionProperties(physicalDevice, NULL, &deviceExtensionCount, NULL);
         if(result != VK_SUCCESS)
         {
             SDL_free(physicalDevices);
             SDL_free(queueFamiliesProperties);
             SDL_free(deviceExtensions);
             SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                          "vkEnumerateDeviceExtensionProperties(): %s\n",
                          getVulkanResultString(result));
             quit(2);
         }
         if(deviceExtensionCount == 0)
             continue;
         if(deviceExtensionsAllocatedSize < deviceExtensionCount)
         {
             SDL_free(deviceExtensions);
             deviceExtensionsAllocatedSize = deviceExtensionCount;
             deviceExtensions =
                 SDL_malloc(sizeof(VkExtensionProperties) * deviceExtensionsAllocatedSize);
             if(!deviceExtensions)
             {
                 SDL_free(physicalDevices);
                 SDL_free(queueFamiliesProperties);
                 SDL_OutOfMemory();
                 quit(2);
             }
         }
         result = vkEnumerateDeviceExtensionProperties(
             physicalDevice, NULL, &deviceExtensionCount, deviceExtensions);
         if(result != VK_SUCCESS)
         {
             SDL_free(physicalDevices);
             SDL_free(queueFamiliesProperties);
             SDL_free(deviceExtensions);
             SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                          "vkEnumerateDeviceExtensionProperties(): %s\n",
                          getVulkanResultString(result));
             quit(2);
         }
         for(i = 0; i < deviceExtensionCount; i++)
         {
             if(0 == SDL_strcmp(deviceExtensions[i].extensionName, VK_KHR_SWAPCHAIN_EXTENSION_NAME))
             {
                 hasSwapchainExtension = SDL_TRUE;
                 break;
             }
         }
         if(!hasSwapchainExtension)
             continue;
         vulkanContext.physicalDevice = physicalDevice;
         break;
     }
     SDL_free(physicalDevices);
     SDL_free(queueFamiliesProperties);
     SDL_free(deviceExtensions);
     if(!vulkanContext.physicalDevice)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION, "Vulkan: no viable physical devices found");
         quit(2);
     }
 }

References VkPhysicalDeviceProperties::apiVersion, getVulkanResultString(), VulkanContext::graphicsQueueFamilyIndex, i, VulkanContext::instance, NULL, VulkanContext::physicalDevice, VulkanContext::physicalDeviceFeatures, VulkanContext::physicalDeviceProperties, VulkanContext::presentQueueFamilyIndex, quit(), SDL_FALSE, SDL_free, SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, SDL_malloc, SDL_OutOfMemory, SDL_strcmp, SDL_TRUE, VulkanContext::surface, VK_KHR_SWAPCHAIN_EXTENSION_NAME, VK_QUEUE_GRAPHICS_BIT, VK_SUCCESS, VK_VERSION_MAJOR, vkEnumerateDeviceExtensionProperties(), vkEnumeratePhysicalDevices(), vkGetPhysicalDeviceFeatures(), vkGetPhysicalDeviceProperties(), vkGetPhysicalDeviceQueueFamilyProperties(), vkGetPhysicalDeviceSurfaceSupportKHR(), and vulkanContext.

Referenced by initVulkan().

◆ getQueues()

static void getQueues ( void )

static

Definition at line 548 of file testvulkan.c.

 {
     vkGetDeviceQueue(vulkanContext.device,
                      vulkanContext.graphicsQueueFamilyIndex,
                      0,
                      &vulkanContext.graphicsQueue);
     if(vulkanContext.graphicsQueueFamilyIndex != vulkanContext.presentQueueFamilyIndex)
         vkGetDeviceQueue(vulkanContext.device,
                          vulkanContext.presentQueueFamilyIndex,
                          0,
                          &vulkanContext.presentQueue);
     else
         vulkanContext.presentQueue = vulkanContext.graphicsQueue;
 }

References VulkanContext::device, VulkanContext::graphicsQueue, VulkanContext::graphicsQueueFamilyIndex, VulkanContext::presentQueue, VulkanContext::presentQueueFamilyIndex, vkGetDeviceQueue(), and vulkanContext.

Referenced by initVulkan().

◆ getSurfaceCaps()

static void getSurfaceCaps ( void )

static

Definition at line 586 of file testvulkan.c.

 {
     VkResult result = vkGetPhysicalDeviceSurfaceCapabilitiesKHR(
         vulkanContext.physicalDevice, vulkanContext.surface, &vulkanContext.surfaceCapabilities);
     if(result != VK_SUCCESS)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkGetPhysicalDeviceSurfaceCapabilitiesKHR(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
  
     // check surface usage
     if(!(vulkanContext.surfaceCapabilities.supportedUsageFlags & VK_IMAGE_USAGE_TRANSFER_DST_BIT))
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "Vulkan surface doesn't support VK_IMAGE_USAGE_TRANSFER_DST_BIT\n");
         quit(2);
     }
 }

References getVulkanResultString(), VulkanContext::physicalDevice, quit(), SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, VkSurfaceCapabilitiesKHR::supportedUsageFlags, VulkanContext::surface, VulkanContext::surfaceCapabilities, VK_IMAGE_USAGE_TRANSFER_DST_BIT, VK_SUCCESS, vkGetPhysicalDeviceSurfaceCapabilitiesKHR(), and vulkanContext.

Referenced by createNewSwapchainAndSwapchainSpecificStuff().

◆ getSurfaceFormats()

static void getSurfaceFormats ( void )

static

Definition at line 607 of file testvulkan.c.

 {
     VkResult result = vkGetPhysicalDeviceSurfaceFormatsKHR(vulkanContext.physicalDevice,
                                                            vulkanContext.surface,
                                                            &vulkanContext.surfaceFormatsCount,
                                                            NULL);
     if(result != VK_SUCCESS)
     {
         vulkanContext.surfaceFormatsCount = 0;
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkGetPhysicalDeviceSurfaceFormatsKHR(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
     if(vulkanContext.surfaceFormatsCount > vulkanContext.surfaceFormatsAllocatedCount)
     {
         vulkanContext.surfaceFormatsAllocatedCount = vulkanContext.surfaceFormatsCount;
         SDL_free(vulkanContext.surfaceFormats);
         vulkanContext.surfaceFormats =
             SDL_malloc(sizeof(VkSurfaceFormatKHR) * vulkanContext.surfaceFormatsAllocatedCount);
         if(!vulkanContext.surfaceFormats)
         {
             vulkanContext.surfaceFormatsCount = 0;
             SDL_OutOfMemory();
             quit(2);
         }
     }
     result = vkGetPhysicalDeviceSurfaceFormatsKHR(vulkanContext.physicalDevice,
                                                   vulkanContext.surface,
                                                   &vulkanContext.surfaceFormatsCount,
                                                   vulkanContext.surfaceFormats);
     if(result != VK_SUCCESS)
     {
         vulkanContext.surfaceFormatsCount = 0;
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkGetPhysicalDeviceSurfaceFormatsKHR(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
 }

References getVulkanResultString(), NULL, VulkanContext::physicalDevice, quit(), SDL_free, SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, SDL_malloc, SDL_OutOfMemory, VulkanContext::surface, VulkanContext::surfaceFormats, VulkanContext::surfaceFormatsAllocatedCount, VulkanContext::surfaceFormatsCount, VK_SUCCESS, vkGetPhysicalDeviceSurfaceFormatsKHR(), and vulkanContext.

Referenced by createNewSwapchainAndSwapchainSpecificStuff().

◆ getSwapchainImages()

static void getSwapchainImages ( void )

static

Definition at line 648 of file testvulkan.c.

 {
         VkResult result;
  
     SDL_free(vulkanContext.swapchainImages);
     vulkanContext.swapchainImages = NULL;
     result = vkGetSwapchainImagesKHR(
         vulkanContext.device, vulkanContext.swapchain, &vulkanContext.swapchainImageCount, NULL);
     if(result != VK_SUCCESS)
     {
         vulkanContext.swapchainImageCount = 0;
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkGetSwapchainImagesKHR(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
     vulkanContext.swapchainImages = SDL_malloc(sizeof(VkImage) * vulkanContext.swapchainImageCount);
     if(!vulkanContext.swapchainImages)
     {
         SDL_OutOfMemory();
         quit(2);
     }
     result = vkGetSwapchainImagesKHR(vulkanContext.device,
                                      vulkanContext.swapchain,
                                      &vulkanContext.swapchainImageCount,
                                      vulkanContext.swapchainImages);
     if(result != VK_SUCCESS)
     {
         SDL_free(vulkanContext.swapchainImages);
         vulkanContext.swapchainImages = NULL;
         vulkanContext.swapchainImageCount = 0;
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkGetSwapchainImagesKHR(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
 }

References VulkanContext::device, getVulkanResultString(), NULL, quit(), SDL_free, SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, SDL_malloc, SDL_OutOfMemory, VulkanContext::swapchain, VulkanContext::swapchainImageCount, VulkanContext::swapchainImages, VK_SUCCESS, vkGetSwapchainImagesKHR(), and vulkanContext.

Referenced by createSwapchain().

◆ getVulkanResultString()

static const char* getVulkanResultString ( VkResult result )

static

Definition at line 111 of file testvulkan.c.

 {
     switch((int)result)
     {
     case VK_SUCCESS:
         return "VK_SUCCESS";
     case VK_NOT_READY:
         return "VK_NOT_READY";
     case VK_TIMEOUT:
         return "VK_TIMEOUT";
     case VK_EVENT_SET:
         return "VK_EVENT_SET";
     case VK_EVENT_RESET:
         return "VK_EVENT_RESET";
     case VK_INCOMPLETE:
         return "VK_INCOMPLETE";
     case VK_ERROR_OUT_OF_HOST_MEMORY:
         return "VK_ERROR_OUT_OF_HOST_MEMORY";
     case VK_ERROR_OUT_OF_DEVICE_MEMORY:
         return "VK_ERROR_OUT_OF_DEVICE_MEMORY";
     case VK_ERROR_INITIALIZATION_FAILED:
         return "VK_ERROR_INITIALIZATION_FAILED";
     case VK_ERROR_DEVICE_LOST:
         return "VK_ERROR_DEVICE_LOST";
     case VK_ERROR_MEMORY_MAP_FAILED:
         return "VK_ERROR_MEMORY_MAP_FAILED";
     case VK_ERROR_LAYER_NOT_PRESENT:
         return "VK_ERROR_LAYER_NOT_PRESENT";
     case VK_ERROR_EXTENSION_NOT_PRESENT:
         return "VK_ERROR_EXTENSION_NOT_PRESENT";
     case VK_ERROR_FEATURE_NOT_PRESENT:
         return "VK_ERROR_FEATURE_NOT_PRESENT";
     case VK_ERROR_INCOMPATIBLE_DRIVER:
         return "VK_ERROR_INCOMPATIBLE_DRIVER";
     case VK_ERROR_TOO_MANY_OBJECTS:
         return "VK_ERROR_TOO_MANY_OBJECTS";
     case VK_ERROR_FORMAT_NOT_SUPPORTED:
         return "VK_ERROR_FORMAT_NOT_SUPPORTED";
     case VK_ERROR_FRAGMENTED_POOL:
         return "VK_ERROR_FRAGMENTED_POOL";
     case VK_ERROR_SURFACE_LOST_KHR:
         return "VK_ERROR_SURFACE_LOST_KHR";
     case VK_ERROR_NATIVE_WINDOW_IN_USE_KHR:
         return "VK_ERROR_NATIVE_WINDOW_IN_USE_KHR";
     case VK_SUBOPTIMAL_KHR:
         return "VK_SUBOPTIMAL_KHR";
     case VK_ERROR_OUT_OF_DATE_KHR:
         return "VK_ERROR_OUT_OF_DATE_KHR";
     case VK_ERROR_INCOMPATIBLE_DISPLAY_KHR:
         return "VK_ERROR_INCOMPATIBLE_DISPLAY_KHR";
     case VK_ERROR_VALIDATION_FAILED_EXT:
         return "VK_ERROR_VALIDATION_FAILED_EXT";
     case VK_ERROR_OUT_OF_POOL_MEMORY_KHR:
         return "VK_ERROR_OUT_OF_POOL_MEMORY_KHR";
     case VK_ERROR_INVALID_SHADER_NV:
         return "VK_ERROR_INVALID_SHADER_NV";
     default:
         break;
     }
     if(result < 0)
         return "VK_ERROR_<Unknown>";
     return "VK_<Unknown>";
 }

References VK_ERROR_DEVICE_LOST, VK_ERROR_EXTENSION_NOT_PRESENT, VK_ERROR_FEATURE_NOT_PRESENT, VK_ERROR_FORMAT_NOT_SUPPORTED, VK_ERROR_FRAGMENTED_POOL, VK_ERROR_INCOMPATIBLE_DISPLAY_KHR, VK_ERROR_INCOMPATIBLE_DRIVER, VK_ERROR_INITIALIZATION_FAILED, VK_ERROR_INVALID_SHADER_NV, VK_ERROR_LAYER_NOT_PRESENT, VK_ERROR_MEMORY_MAP_FAILED, VK_ERROR_NATIVE_WINDOW_IN_USE_KHR, VK_ERROR_OUT_OF_DATE_KHR, VK_ERROR_OUT_OF_DEVICE_MEMORY, VK_ERROR_OUT_OF_HOST_MEMORY, VK_ERROR_OUT_OF_POOL_MEMORY_KHR, VK_ERROR_SURFACE_LOST_KHR, VK_ERROR_TOO_MANY_OBJECTS, VK_ERROR_VALIDATION_FAILED_EXT, VK_EVENT_RESET, VK_EVENT_SET, VK_INCOMPLETE, VK_NOT_READY, VK_SUBOPTIMAL_KHR, VK_SUCCESS, and VK_TIMEOUT.

Referenced by createCommandBuffers(), createCommandPool(), createDevice(), createFences(), createInstance(), createSemaphore(), createSwapchain(), findPhysicalDevice(), getSurfaceCaps(), getSurfaceFormats(), getSwapchainImages(), render(), and rerecordCommandBuffer().

◆ initVulkan()

static void initVulkan ( void )

static

Definition at line 987 of file testvulkan.c.

 {
     SDL_Vulkan_LoadLibrary(NULL);
     SDL_memset(&vulkanContext, 0, sizeof(VulkanContext));
     loadGlobalFunctions();
     createInstance();
     loadInstanceFunctions();
     createSurface();
     findPhysicalDevice();
     createDevice();
     loadDeviceFunctions();
     getQueues();
     createSemaphores();
     createNewSwapchainAndSwapchainSpecificStuff();
 }

References createDevice(), createInstance(), createNewSwapchainAndSwapchainSpecificStuff(), createSemaphores(), createSurface(), findPhysicalDevice(), getQueues(), loadDeviceFunctions(), loadGlobalFunctions(), loadInstanceFunctions(), NULL, SDL_memset, SDL_Vulkan_LoadLibrary, and vulkanContext.

Referenced by main().

◆ loadDeviceFunctions()

static void loadDeviceFunctions ( void )

static

Definition at line 528 of file testvulkan.c.

 {
 #define VULKAN_DEVICE_FUNCTION(name)                                         \
     name = (PFN_##name)vkGetDeviceProcAddr(vulkanContext.device, #name);     \
     if(!name)                                                                \
     {                                                                        \
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,                           \
                      "vkGetDeviceProcAddr(device, \"" #name "\") failed\n"); \
         quit(2);                                                             \
     }
 #define VULKAN_GLOBAL_FUNCTION(name)
 #define VULKAN_INSTANCE_FUNCTION(name)
     VULKAN_FUNCTIONS()
 #undef VULKAN_DEVICE_FUNCTION
 #undef VULKAN_GLOBAL_FUNCTION
 #undef VULKAN_INSTANCE_FUNCTION
 }

References VULKAN_FUNCTIONS.

Referenced by initVulkan().

◆ loadGlobalFunctions()

static void loadGlobalFunctions ( void )

static

Definition at line 217 of file testvulkan.c.

 {
     vkGetInstanceProcAddr = SDL_Vulkan_GetVkGetInstanceProcAddr();
     if(!vkGetInstanceProcAddr)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "SDL_Vulkan_GetVkGetInstanceProcAddr(): %s\n",
                      SDL_GetError());
         quit(2);
     }
  
 #define VULKAN_DEVICE_FUNCTION(name)
 #define VULKAN_GLOBAL_FUNCTION(name)                                                   \
     name = (PFN_##name)vkGetInstanceProcAddr(VK_NULL_HANDLE, #name);                   \
     if(!name)                                                                          \
     {                                                                                  \
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,                                     \
                      "vkGetInstanceProcAddr(VK_NULL_HANDLE, \"" #name "\") failed\n"); \
         quit(2);                                                                       \
     }
 #define VULKAN_INSTANCE_FUNCTION(name)
     VULKAN_FUNCTIONS()
 #undef VULKAN_DEVICE_FUNCTION
 #undef VULKAN_GLOBAL_FUNCTION
 #undef VULKAN_INSTANCE_FUNCTION
 }

References quit(), SDL_GetError, SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, SDL_Vulkan_GetVkGetInstanceProcAddr, vkGetInstanceProcAddr, and VULKAN_FUNCTIONS.

Referenced by initVulkan().

◆ loadInstanceFunctions()

static void loadInstanceFunctions ( void )

static

Definition at line 292 of file testvulkan.c.

 {
 #define VULKAN_DEVICE_FUNCTION(name)
 #define VULKAN_GLOBAL_FUNCTION(name)
 #define VULKAN_INSTANCE_FUNCTION(name)                                           \
     name = (PFN_##name)vkGetInstanceProcAddr(vulkanContext.instance, #name);     \
     if(!name)                                                                    \
     {                                                                            \
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,                               \
                      "vkGetInstanceProcAddr(instance, \"" #name "\") failed\n"); \
         quit(2);                                                                 \
     }
     VULKAN_FUNCTIONS()
 #undef VULKAN_DEVICE_FUNCTION
 #undef VULKAN_GLOBAL_FUNCTION
 #undef VULKAN_INSTANCE_FUNCTION
 }

References VULKAN_FUNCTIONS.

Referenced by initVulkan().

◆ main()

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 1118 of file testvulkan.c.

 {
     int fsaa, accel;
     int done;
     SDL_DisplayMode mode;
     SDL_Event event;
     Uint32 then, now, frames;
     int dw, dh;
  
     /* Enable standard application logging */
     SDL_LogSetPriority(SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO);
  
     /* Initialize parameters */
     fsaa = 0;
     accel = -1;
  
     /* Initialize test framework */
     state = SDLTest_CommonCreateState(argv, SDL_INIT_VIDEO);
     if(!state)
     {
         return 1;
     }
  
     /* Set Vulkan parameters */
     state->window_flags |= SDL_WINDOW_VULKAN;
     state->num_windows = 1;
     state->skip_renderer = 1;
  
     if (!SDLTest_CommonDefaultArgs(state, argc, argv) || !SDLTest_CommonInit(state)) {
         SDLTest_CommonQuit(state);
         return 1;
     }
  
     SDL_GetCurrentDisplayMode(0, &mode);
     SDL_Log("Screen BPP    : %d\n", SDL_BITSPERPIXEL(mode.format));
     SDL_GetWindowSize(state->windows[0], &dw, &dh);
     SDL_Log("Window Size   : %d,%d\n", dw, dh);
     SDL_Vulkan_GetDrawableSize(state->windows[0], &dw, &dh);
     SDL_Log("Draw Size     : %d,%d\n", dw, dh);
     SDL_Log("\n");
  
     initVulkan();
  
     /* Main render loop */
     frames = 0;
     then = SDL_GetTicks();
     done = 0;
     while(!done)
     {
         /* Check for events */
         ++frames;
         while(SDL_PollEvent(&event))
         {
             SDLTest_CommonEvent(state, &event, &done);
         }
  
         if(!done)
             render();
     }
  
     /* Print out some timing information */
     now = SDL_GetTicks();
     if(now > then)
     {
         SDL_Log("%2.2f frames per second\n", ((double)frames * 1000) / (now - then));
     }
     quit(0);
     return 0;
 }

References done, frames, initVulkan(), SDLTest_CommonState::num_windows, quit(), render(), SDL_BITSPERPIXEL, SDL_GetCurrentDisplayMode, SDL_GetTicks(), SDL_GetWindowSize, SDL_INIT_VIDEO, SDL_Log, SDL_LOG_CATEGORY_APPLICATION, SDL_LOG_PRIORITY_INFO, SDL_LogSetPriority, SDL_PollEvent, SDL_Vulkan_GetDrawableSize, SDL_WINDOW_VULKAN, SDLTest_CommonCreateState(), SDLTest_CommonDefaultArgs(), SDLTest_CommonEvent(), SDLTest_CommonInit(), SDLTest_CommonQuit(), SDLTest_CommonState::skip_renderer, state, SDLTest_CommonState::window_flags, and SDLTest_CommonState::windows.

◆ quit()

static void quit ( int rc )

static

Definition at line 210 of file testvulkan.c.

 {
     shutdownVulkan();
     SDLTest_CommonQuit(state);
     exit(rc);
 }

References SDLTest_CommonQuit(), shutdownVulkan(), and state.

Referenced by createCommandBuffers(), createCommandPool(), createDevice(), createFences(), createInstance(), createSemaphore(), createSurface(), createSwapchain(), findPhysicalDevice(), getSurfaceCaps(), getSurfaceFormats(), getSwapchainImages(), loadGlobalFunctions(), main(), render(), and rerecordCommandBuffer().

◆ recordPipelineImageBarrier()

static void recordPipelineImageBarrier	(	VkCommandBuffer	commandBuffer,
		VkAccessFlags	sourceAccessMask,
		VkAccessFlags	destAccessMask,
		VkImageLayout	sourceLayout,
		VkImageLayout	destLayout,
		VkImage	image
	)

static

Definition at line 878 of file testvulkan.c.

 {
     VkImageMemoryBarrier barrier = {0};
     barrier.sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER;
     barrier.srcAccessMask = sourceAccessMask;
     barrier.dstAccessMask = destAccessMask;
     barrier.oldLayout = sourceLayout;
     barrier.newLayout = destLayout;
     barrier.srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
     barrier.dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED;
     barrier.image = image;
     barrier.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
     barrier.subresourceRange.baseMipLevel = 0;
     barrier.subresourceRange.levelCount = 1;
     barrier.subresourceRange.baseArrayLayer = 0;
     barrier.subresourceRange.layerCount = 1;
     vkCmdPipelineBarrier(commandBuffer,
                          VK_PIPELINE_STAGE_TRANSFER_BIT,
                          VK_PIPELINE_STAGE_TRANSFER_BIT,
                          0,
                          0,
                          NULL,
                          0,
                          NULL,
                          1,
                          &barrier);
 }

Referenced by rerecordCommandBuffer().

◆ render()

static SDL_bool render ( void )

static

Definition at line 1022 of file testvulkan.c.

 {
     uint32_t frameIndex;
     VkResult result;
     double currentTime;
     VkClearColorValue clearColor = {0};
     VkPipelineStageFlags waitDestStageMask = VK_PIPELINE_STAGE_TRANSFER_BIT;
     VkSubmitInfo submitInfo = {0};
     VkPresentInfoKHR presentInfo = {0};
     int w, h;
  
     if(!vulkanContext.swapchain)
     {
         SDL_bool retval = createNewSwapchainAndSwapchainSpecificStuff();
         if(!retval)
             SDL_Delay(100);
         return retval;
     }
     result = vkAcquireNextImageKHR(vulkanContext.device,
                                             vulkanContext.swapchain,
                                             UINT64_MAX,
                                             vulkanContext.imageAvailableSemaphore,
                                             VK_NULL_HANDLE,
                                             &frameIndex);
     if(result == VK_ERROR_OUT_OF_DATE_KHR)
         return createNewSwapchainAndSwapchainSpecificStuff();
     if(result != VK_SUBOPTIMAL_KHR && result != VK_SUCCESS)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkAcquireNextImageKHR(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
     result = vkWaitForFences(
         vulkanContext.device, 1, &vulkanContext.fences[frameIndex], VK_FALSE, UINT64_MAX);
     if(result != VK_SUCCESS)
     {
         SDL_LogError(
             SDL_LOG_CATEGORY_APPLICATION, "vkWaitForFences(): %s\n", getVulkanResultString(result));
         quit(2);
     }
     result = vkResetFences(vulkanContext.device, 1, &vulkanContext.fences[frameIndex]);
     if(result != VK_SUCCESS)
     {
         SDL_LogError(
             SDL_LOG_CATEGORY_APPLICATION, "vkResetFences(): %s\n", getVulkanResultString(result));
         quit(2);
     }
     currentTime = (double)SDL_GetPerformanceCounter() / SDL_GetPerformanceFrequency();
     clearColor.float32[0] = (float)(0.5 + 0.5 * SDL_sin(currentTime));
     clearColor.float32[1] = (float)(0.5 + 0.5 * SDL_sin(currentTime + M_PI * 2 / 3));
     clearColor.float32[2] = (float)(0.5 + 0.5 * SDL_sin(currentTime + M_PI * 4 / 3));
     clearColor.float32[3] = 1;
     rerecordCommandBuffer(frameIndex, &clearColor);
     submitInfo.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO;
     submitInfo.waitSemaphoreCount = 1;
     submitInfo.pWaitSemaphores = &vulkanContext.imageAvailableSemaphore;
     submitInfo.pWaitDstStageMask = &waitDestStageMask;
     submitInfo.commandBufferCount = 1;
     submitInfo.pCommandBuffers = &vulkanContext.commandBuffers[frameIndex];
     submitInfo.signalSemaphoreCount = 1;
     submitInfo.pSignalSemaphores = &vulkanContext.renderingFinishedSemaphore;
     result = vkQueueSubmit(
         vulkanContext.graphicsQueue, 1, &submitInfo, vulkanContext.fences[frameIndex]);
     if(result != VK_SUCCESS)
     {
         SDL_LogError(
             SDL_LOG_CATEGORY_APPLICATION, "vkQueueSubmit(): %s\n", getVulkanResultString(result));
         quit(2);
     }
     presentInfo.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
     presentInfo.waitSemaphoreCount = 1;
     presentInfo.pWaitSemaphores = &vulkanContext.renderingFinishedSemaphore;
     presentInfo.swapchainCount = 1;
     presentInfo.pSwapchains = &vulkanContext.swapchain;
     presentInfo.pImageIndices = &frameIndex;
     result = vkQueuePresentKHR(vulkanContext.presentQueue, &presentInfo);
     if(result == VK_ERROR_OUT_OF_DATE_KHR || result == VK_SUBOPTIMAL_KHR)
     {
         return createNewSwapchainAndSwapchainSpecificStuff();
     }
     if(result != VK_SUCCESS)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkQueuePresentKHR(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
     SDL_Vulkan_GetDrawableSize(state->windows[0], &w, &h);
     if(w != (int)vulkanContext.swapchainSize.width || h != (int)vulkanContext.swapchainSize.height)
     {
         return createNewSwapchainAndSwapchainSpecificStuff();
     }
     return SDL_TRUE;
 }

References VkSubmitInfo::commandBufferCount, VulkanContext::commandBuffers, createNewSwapchainAndSwapchainSpecificStuff(), VulkanContext::device, VulkanContext::fences, VkClearColorValue::float32, getVulkanResultString(), VulkanContext::graphicsQueue, VkExtent2D::height, VulkanContext::imageAvailableSemaphore, VkSubmitInfo::pCommandBuffers, VkPresentInfoKHR::pImageIndices, VulkanContext::presentQueue, VkSubmitInfo::pSignalSemaphores, VkPresentInfoKHR::pSwapchains, VkSubmitInfo::pWaitDstStageMask, VkSubmitInfo::pWaitSemaphores, VkPresentInfoKHR::pWaitSemaphores, quit(), VulkanContext::renderingFinishedSemaphore, rerecordCommandBuffer(), retval, SDL_Delay, SDL_GetPerformanceCounter, SDL_GetPerformanceFrequency(), SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, SDL_sin, SDL_TRUE, SDL_Vulkan_GetDrawableSize, VkSubmitInfo::signalSemaphoreCount, state, VkSubmitInfo::sType, VkPresentInfoKHR::sType, VulkanContext::swapchain, VkPresentInfoKHR::swapchainCount, VulkanContext::swapchainSize, UINT64_MAX, VK_ERROR_OUT_OF_DATE_KHR, VK_FALSE, VK_NULL_HANDLE, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_STRUCTURE_TYPE_PRESENT_INFO_KHR, VK_STRUCTURE_TYPE_SUBMIT_INFO, VK_SUBOPTIMAL_KHR, VK_SUCCESS, vkAcquireNextImageKHR(), vkQueuePresentKHR(), vkQueueSubmit(), vkResetFences(), vkWaitForFences(), vulkanContext, VkSubmitInfo::waitSemaphoreCount, VkPresentInfoKHR::waitSemaphoreCount, VkExtent2D::width, and SDLTest_CommonState::windows.

Referenced by main().

◆ rerecordCommandBuffer()

static void rerecordCommandBuffer	(	uint32_t	frameIndex,
		const VkClearColorValue *	clearColor
	)

static

Definition at line 911 of file testvulkan.c.

 {
     VkCommandBuffer commandBuffer = vulkanContext.commandBuffers[frameIndex];
     VkImage image = vulkanContext.swapchainImages[frameIndex];
         VkCommandBufferBeginInfo beginInfo = {0};
     VkImageSubresourceRange clearRange = {0};
  
     VkResult result = vkResetCommandBuffer(commandBuffer, 0);
     if(result != VK_SUCCESS)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkResetCommandBuffer(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
     beginInfo.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO;
     beginInfo.flags = VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT;
     result = vkBeginCommandBuffer(commandBuffer, &beginInfo);
     if(result != VK_SUCCESS)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkBeginCommandBuffer(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
     recordPipelineImageBarrier(commandBuffer,
                                0,
                                VK_ACCESS_TRANSFER_WRITE_BIT,
                                VK_IMAGE_LAYOUT_UNDEFINED,
                                VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
                                image);
     clearRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT;
     clearRange.baseMipLevel = 0;
     clearRange.levelCount = 1;
     clearRange.baseArrayLayer = 0;
     clearRange.layerCount = 1;
     vkCmdClearColorImage(
         commandBuffer, image, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, clearColor, 1, &clearRange);
     recordPipelineImageBarrier(commandBuffer,
                                VK_ACCESS_TRANSFER_WRITE_BIT,
                                VK_ACCESS_MEMORY_READ_BIT,
                                VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL,
                                VK_IMAGE_LAYOUT_PRESENT_SRC_KHR,
                                image);
     result = vkEndCommandBuffer(commandBuffer);
     if(result != VK_SUCCESS)
     {
         SDL_LogError(SDL_LOG_CATEGORY_APPLICATION,
                      "vkEndCommandBuffer(): %s\n",
                      getVulkanResultString(result));
         quit(2);
     }
 }

References VkImageSubresourceRange::aspectMask, VkImageSubresourceRange::baseArrayLayer, VkImageSubresourceRange::baseMipLevel, VulkanContext::commandBuffers, VkCommandBufferBeginInfo::flags, getVulkanResultString(), VkImageSubresourceRange::layerCount, VkImageSubresourceRange::levelCount, quit(), recordPipelineImageBarrier(), SDL_LOG_CATEGORY_APPLICATION, SDL_LogError, VkCommandBufferBeginInfo::sType, VulkanContext::swapchainImages, VK_ACCESS_MEMORY_READ_BIT, VK_ACCESS_TRANSFER_WRITE_BIT, VK_COMMAND_BUFFER_USAGE_SIMULTANEOUS_USE_BIT, VK_IMAGE_ASPECT_COLOR_BIT, VK_IMAGE_LAYOUT_PRESENT_SRC_KHR, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, VK_IMAGE_LAYOUT_UNDEFINED, VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO, VK_SUCCESS, vkBeginCommandBuffer(), vkCmdClearColorImage(), vkEndCommandBuffer(), vkResetCommandBuffer(), and vulkanContext.

Referenced by render().

◆ shutdownVulkan()

static void shutdownVulkan ( void )

static

Definition at line 1003 of file testvulkan.c.

 {
     if(vulkanContext.device && vkDeviceWaitIdle)
         vkDeviceWaitIdle(vulkanContext.device);
     destroySwapchainAndSwapchainSpecificStuff(SDL_TRUE);
     if(vulkanContext.imageAvailableSemaphore && vkDestroySemaphore)
         vkDestroySemaphore(vulkanContext.device, vulkanContext.imageAvailableSemaphore, NULL);
     if(vulkanContext.renderingFinishedSemaphore && vkDestroySemaphore)
         vkDestroySemaphore(vulkanContext.device, vulkanContext.renderingFinishedSemaphore, NULL);
     if(vulkanContext.device && vkDestroyDevice)
         vkDestroyDevice(vulkanContext.device, NULL);
     if(vulkanContext.surface && vkDestroySurfaceKHR)
         vkDestroySurfaceKHR(vulkanContext.instance, vulkanContext.surface, NULL);
     if(vulkanContext.instance && vkDestroyInstance)
         vkDestroyInstance(vulkanContext.instance, NULL);
     SDL_free(vulkanContext.surfaceFormats);
     SDL_Vulkan_UnloadLibrary();
 }

References destroySwapchainAndSwapchainSpecificStuff(), VulkanContext::device, VulkanContext::imageAvailableSemaphore, VulkanContext::instance, NULL, VulkanContext::renderingFinishedSemaphore, SDL_free, SDL_TRUE, SDL_Vulkan_UnloadLibrary, VulkanContext::surface, VulkanContext::surfaceFormats, vkDestroyDevice(), vkDestroyInstance(), vkDestroySemaphore(), vkDestroySurfaceKHR(), vkDeviceWaitIdle(), and vulkanContext.

Referenced by quit().

Variable Documentation

◆ state

SDLTest_CommonState* state

static

Definition at line 204 of file testvulkan.c.

Referenced by createSurface(), createSwapchain(), main(), quit(), and render().

◆ vkGetInstanceProcAddr

PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr = NULL

static

Definition at line 94 of file testvulkan.c.

Referenced by loadGlobalFunctions().

◆ vulkanContext

VulkanContext vulkanContext = {0}

static

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ UINT64_MAX

◆ VK_NO_PROTOTYPES

◆ VULKAN_DEVICE_FUNCTION [1/4]

◆ VULKAN_DEVICE_FUNCTION [2/4]

◆ VULKAN_DEVICE_FUNCTION [3/4]

◆ VULKAN_DEVICE_FUNCTION [4/4]

◆ VULKAN_FUNCTIONS

◆ VULKAN_GLOBAL_FUNCTION [1/4]

◆ VULKAN_GLOBAL_FUNCTION [2/4]

◆ VULKAN_GLOBAL_FUNCTION [3/4]

◆ VULKAN_GLOBAL_FUNCTION [4/4]

◆ VULKAN_INSTANCE_FUNCTION [1/4]

◆ VULKAN_INSTANCE_FUNCTION [2/4]

◆ VULKAN_INSTANCE_FUNCTION [3/4]

◆ VULKAN_INSTANCE_FUNCTION [4/4]

Function Documentation

◆ createCommandBuffers()

◆ createCommandPool()

◆ createDevice()

◆ createFences()

◆ createInstance()

◆ createNewSwapchainAndSwapchainSpecificStuff()

◆ createSemaphore()

◆ createSemaphores()

◆ createSurface()

◆ createSwapchain()

◆ destroyCommandBuffers()

◆ destroyCommandPool()

◆ destroyFences()

◆ destroySwapchain()

◆ destroySwapchainAndSwapchainSpecificStuff()

◆ findPhysicalDevice()

◆ getQueues()

◆ getSurfaceCaps()

◆ getSurfaceFormats()

◆ getSwapchainImages()

◆ getVulkanResultString()

◆ initVulkan()

◆ loadDeviceFunctions()

◆ loadGlobalFunctions()

◆ loadInstanceFunctions()

◆ main()

◆ quit()

◆ recordPipelineImageBarrier()

◆ render()

◆ rerecordCommandBuffer()

◆ shutdownVulkan()

Variable Documentation

◆ state

◆ vkGetInstanceProcAddr

◆ vulkanContext