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Vulkan: Renaming demo/helper structures. Tidying up examples main.cpp.

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This commit is contained in:
omar
2019-04-04 23:28:29 +02:00
parent 4f54a527ab
commit 0034e65c26
5 changed files with 108 additions and 101 deletions
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60
examples/example_sdl_vulkan/main.cpp
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@ -22,19 +22,21 @@
#define IMGUI_VULKAN_DEBUG_REPORT
#endif
static VkAllocationCallbacks* g_Allocator = NULL;
static VkInstance g_Instance = VK_NULL_HANDLE;
static VkPhysicalDevice g_PhysicalDevice = VK_NULL_HANDLE;
static VkDevice g_Device = VK_NULL_HANDLE;
static uint32_t g_QueueFamily = (uint32_t)-1;
static VkQueue g_Queue = VK_NULL_HANDLE;
static VkDebugReportCallbackEXT g_DebugReport = VK_NULL_HANDLE;
static VkPipelineCache g_PipelineCache = VK_NULL_HANDLE;
static VkDescriptorPool g_DescriptorPool = VK_NULL_HANDLE;
static VkAllocationCallbacks* g_Allocator = NULL;
static VkInstance g_Instance = VK_NULL_HANDLE;
static VkPhysicalDevice g_PhysicalDevice = VK_NULL_HANDLE;
static VkDevice g_Device = VK_NULL_HANDLE;
static uint32_t g_QueueFamily = (uint32_t)-1;
static VkQueue g_Queue = VK_NULL_HANDLE;
static VkDebugReportCallbackEXT g_DebugReport = VK_NULL_HANDLE;
static VkPipelineCache g_PipelineCache = VK_NULL_HANDLE;
static VkDescriptorPool g_DescriptorPool = VK_NULL_HANDLE;
static ImGui_ImplVulkanH_WindowData g_WindowData;
static uint32_t g_MinImageCount = 2;
static bool g_WantSwapChainRebuild = false;
static ImGui_ImplVulkanH_Window g_WindowData;
static uint32_t g_MinImageCount = 2;
static bool g_SwapChainRebuild = false;
static int g_SwapChainResizeWidth = 0;
static int g_SwapChainResizeHeight = 0;
static void check_vk_result(VkResult err)
{
@ -183,7 +185,7 @@ static void SetupVulkan(const char** extensions, uint32_t extensions_count)
}
}
static void SetupVulkanWindow(ImGui_ImplVulkanH_WindowData* wd, VkSurfaceKHR surface, int width, int height)
static void SetupVulkanWindow(ImGui_ImplVulkanH_Window* wd, VkSurfaceKHR surface, int width, int height)
{
wd->Surface = surface;
@ -211,8 +213,8 @@ static void SetupVulkanWindow(ImGui_ImplVulkanH_WindowData* wd, VkSurfaceKHR sur
//printf("[vulkan] Selected PresentMode = %d\n", wd->PresentMode);
// Create SwapChain, RenderPass, Framebuffer, etc.
ImGui_ImplVulkanH_CreateWindowData(g_Instance, g_PhysicalDevice, g_Device, wd, g_QueueFamily, g_Allocator, width, height, g_MinImageCount);
IM_ASSERT(wd->FramesQueueSize >= 2);
IM_ASSERT(g_MinImageCount >= 2);
ImGui_ImplVulkanH_CreateWindow(g_Instance, g_PhysicalDevice, g_Device, wd, g_QueueFamily, g_Allocator, width, height, g_MinImageCount);
}
static void CleanupVulkan()
@ -231,14 +233,14 @@ static void CleanupVulkan()
static void CleanupVulkanWindow()
{
// In a normal engine/app integration, you wouldn't use the ImGui_ImplVulkanH_WindowData helpers,
// In a normal engine/app integration, you wouldn't use the ImGui_ImplVulkanH_Window helpers,
// however you would instead need to call ImGui_ImplVulkan_DestroyFrameRenderBuffers() on each
// ImGui_ImplVulkan_FrameRenderBuffers structure that you own.
ImGui_ImplVulkanH_WindowData* wd = &g_WindowData;
ImGui_ImplVulkanH_DestroyWindowData(g_Instance, g_Device, wd, g_Allocator);
ImGui_ImplVulkanH_Window* wd = &g_WindowData;
ImGui_ImplVulkanH_DestroyWindow(g_Instance, g_Device, wd, g_Allocator);
}
static void FrameRender(ImGui_ImplVulkanH_WindowData* wd)
static void FrameRender(ImGui_ImplVulkanH_Window* wd)
{
VkResult err;
@ -246,7 +248,7 @@ static void FrameRender(ImGui_ImplVulkanH_WindowData* wd)
err = vkAcquireNextImageKHR(g_Device, wd->Swapchain, UINT64_MAX, image_acquired_semaphore, VK_NULL_HANDLE, &wd->FrameIndex);
check_vk_result(err);
ImGui_ImplVulkanH_FrameData* fd = &wd->Frames[wd->FrameIndex];
ImGui_ImplVulkanH_Frame* fd = &wd->Frames[wd->FrameIndex];
{
err = vkWaitForFences(g_Device, 1, &fd->Fence, VK_TRUE, UINT64_MAX); // wait indefinitely instead of periodically checking
check_vk_result(err);
@ -299,9 +301,9 @@ static void FrameRender(ImGui_ImplVulkanH_WindowData* wd)
}
}
static void FramePresent(ImGui_ImplVulkanH_WindowData* wd)
static void FramePresent(ImGui_ImplVulkanH_Window* wd)
{
ImGui_ImplVulkanH_FrameData* fd = &wd->Frames[wd->FrameIndex];
ImGui_ImplVulkanH_Frame* fd = &wd->Frames[wd->FrameIndex];
VkPresentInfoKHR info = {};
info.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR;
info.waitSemaphoreCount = 1;
@ -348,7 +350,7 @@ int main(int, char**)
// Create Framebuffers
int w, h;
SDL_GetWindowSize(window, &w, &h);
ImGui_ImplVulkanH_WindowData* wd = &g_WindowData;
ImGui_ImplVulkanH_Window* wd = &g_WindowData;
SetupVulkanWindow(wd, surface, w, h);
// Setup Dear ImGui context
@ -441,18 +443,18 @@ int main(int, char**)
done = true;
if (event.type == SDL_WINDOWEVENT && event.window.event == SDL_WINDOWEVENT_RESIZED && event.window.windowID == SDL_GetWindowID(window))
{
g_WindowData.Width = (int)event.window.data1;
g_WindowData.Height = (int)event.window.data2;
g_WantSwapChainRebuild = true;
g_SwapChainResizeWidth = (int)event.window.data1;
g_SwapChainResizeHeight = (int)event.window.data2;
g_SwapChainRebuild = true;
}
}
if (g_WantSwapChainRebuild)
if (g_SwapChainRebuild)
{
ImGui_ImplVulkanH_CreateWindowData(g_Instance, g_PhysicalDevice, g_Device, &g_WindowData, g_QueueFamily, g_Allocator, g_WindowData.Width, g_WindowData.Height, g_MinImageCount);
g_SwapChainRebuild = false;
ImGui_ImplVulkanH_CreateWindow(g_Instance, g_PhysicalDevice, g_Device, &g_WindowData, g_QueueFamily, g_Allocator, g_SwapChainResizeWidth, g_SwapChainResizeHeight, g_MinImageCount);
ImGui_ImplVulkan_SetSwapChainMinImageCount(g_MinImageCount);
g_WindowData.FrameIndex = 0;
g_WantSwapChainRebuild = false;
}
// Start the Dear ImGui frame