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Examples: Vulkan: Added calls to supports runtime changing back buffer count. (#2071)

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This commit is contained in:
MindSpunk
2018-09-09 16:04:44 +10:00
committed by omar
parent 1c3311e4d6
commit b88a3b2711
4 changed files with 150 additions and 36 deletions
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10
examples/imgui_impl_vulkan.h
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@ -15,7 +15,7 @@
#include <vulkan/vulkan.h>
#define IMGUI_VK_QUEUED_FRAMES 2
//#define IMGUI_VK_QUEUED_FRAMES 2
// Please zero-clear before use.
struct ImGui_ImplVulkan_InitInfo
@ -27,6 +27,7 @@ struct ImGui_ImplVulkan_InitInfo
VkQueue Queue;
VkPipelineCache PipelineCache;
VkDescriptorPool DescriptorPool;
int QueuedFrames;
const VkAllocationCallbacks* Allocator;
void (*CheckVkResultFn)(VkResult err);
};
@ -35,6 +36,7 @@ struct ImGui_ImplVulkan_InitInfo
IMGUI_IMPL_API bool ImGui_ImplVulkan_Init(ImGui_ImplVulkan_InitInfo* info, VkRenderPass render_pass);
IMGUI_IMPL_API void ImGui_ImplVulkan_Shutdown();
IMGUI_IMPL_API void ImGui_ImplVulkan_NewFrame();
IMGUI_IMPL_API void ImGui_ImplVulkan_SetQueuedFramesCount(uint32_t count);
IMGUI_IMPL_API void ImGui_ImplVulkan_RenderDrawData(ImDrawData* draw_data, VkCommandBuffer command_buffer);
IMGUI_IMPL_API bool ImGui_ImplVulkan_CreateFontsTexture(VkCommandBuffer command_buffer);
IMGUI_IMPL_API void ImGui_ImplVulkan_InvalidateFontUploadObjects();
@ -42,6 +44,7 @@ IMGUI_IMPL_API void ImGui_ImplVulkan_InvalidateFontUploadObjects();
// Called by ImGui_ImplVulkan_Init() might be useful elsewhere.
IMGUI_IMPL_API bool ImGui_ImplVulkan_CreateDeviceObjects();
IMGUI_IMPL_API void ImGui_ImplVulkan_InvalidateDeviceObjects();
IMGUI_IMPL_API void ImGui_ImplVulkan_InvalidateFrameDeviceObjects();
//-------------------------------------------------------------------------
@ -63,8 +66,9 @@ struct ImGui_ImplVulkanH_FrameData;
struct ImGui_ImplVulkanH_WindowData;
IMGUI_IMPL_API void ImGui_ImplVulkanH_CreateWindowDataCommandBuffers(VkPhysicalDevice physical_device, VkDevice device, uint32_t queue_family, ImGui_ImplVulkanH_WindowData* wd, const VkAllocationCallbacks* allocator);
IMGUI_IMPL_API void ImGui_ImplVulkanH_CreateWindowDataSwapChainAndFramebuffer(VkPhysicalDevice physical_device, VkDevice device, ImGui_ImplVulkanH_WindowData* wd, const VkAllocationCallbacks* allocator, int w, int h);
IMGUI_IMPL_API void ImGui_ImplVulkanH_CreateWindowDataSwapChainAndFramebuffer(VkPhysicalDevice physical_device, VkDevice device, ImGui_ImplVulkanH_WindowData* wd, const VkAllocationCallbacks* allocator, int w, int h, uint32_t min_image_count);
IMGUI_IMPL_API void ImGui_ImplVulkanH_DestroyWindowData(VkInstance instance, VkDevice device, ImGui_ImplVulkanH_WindowData* wd, const VkAllocationCallbacks* allocator);
IMGUI_IMPL_API void ImGui_ImplVulkanH_DestroyFrameData(VkInstance instance, VkDevice device, ImGui_ImplVulkanH_FrameData* fd, const VkAllocationCallbacks* allocator);
IMGUI_IMPL_API VkSurfaceFormatKHR ImGui_ImplVulkanH_SelectSurfaceFormat(VkPhysicalDevice physical_device, VkSurfaceKHR surface, const VkFormat* request_formats, int request_formats_count, VkColorSpaceKHR request_color_space);
IMGUI_IMPL_API VkPresentModeKHR ImGui_ImplVulkanH_SelectPresentMode(VkPhysicalDevice physical_device, VkSurfaceKHR surface, const VkPresentModeKHR* request_modes, int request_modes_count);
IMGUI_IMPL_API int ImGui_ImplVulkanH_GetMinImageCountFromPresentMode(VkPresentModeKHR present_mode);
@ -101,7 +105,7 @@ struct ImGui_ImplVulkanH_WindowData
VkImageView BackBufferView[16];
VkFramebuffer Framebuffer[16];
uint32_t FrameIndex;
ImGui_ImplVulkanH_FrameData Frames[IMGUI_VK_QUEUED_FRAMES];
ImVector<ImGui_ImplVulkanH_FrameData> Frames;
IMGUI_IMPL_API ImGui_ImplVulkanH_WindowData();
};