From dd746a81afce3c5968d3c30c8c3b61d0b86bde4c Mon Sep 17 00:00:00 2001 From: Ilya Glushchenko Date: Sat, 25 Nov 2017 16:19:55 +0300 Subject: [PATCH] [#1] Unicorn and ImGUI inegration. --- .gitmodules | 9 + CMakeLists.txt | 75 +++ Khan/include/Khan.hpp | 0 Khan/include/imgui_impl_glfw_vulkan.h | 42 ++ Khan/source/Khan.cpp | 0 Khan/source/Main.cpp | 722 +++++++++++++++++++++ Khan/source/glsl_shader.frag | 14 + Khan/source/glsl_shader.vert | 25 + Khan/source/imgui_impl_glfw_vulkan.cpp | 843 +++++++++++++++++++++++++ cmake/ImguiConfig.cmake | 10 + cmake/KhanConfig.cmake | 41 ++ cmake/UnicornConfig.cmake | 8 + godlike/Unicorn | 1 + third_party/Catch2 | 1 + third_party/imgui | 1 + 15 files changed, 1792 insertions(+) create mode 100644 .gitmodules create mode 100644 CMakeLists.txt create mode 100644 Khan/include/Khan.hpp create mode 100644 Khan/include/imgui_impl_glfw_vulkan.h create mode 100644 Khan/source/Khan.cpp create mode 100644 Khan/source/Main.cpp create mode 100644 Khan/source/glsl_shader.frag create mode 100644 Khan/source/glsl_shader.vert create mode 100644 Khan/source/imgui_impl_glfw_vulkan.cpp create mode 100644 cmake/ImguiConfig.cmake create mode 100644 cmake/KhanConfig.cmake create mode 100644 cmake/UnicornConfig.cmake create mode 160000 godlike/Unicorn create mode 160000 third_party/Catch2 create mode 160000 third_party/imgui diff --git a/.gitmodules b/.gitmodules new file mode 100644 index 0000000..6c02985 --- /dev/null +++ b/.gitmodules @@ -0,0 +1,9 @@ +[submodule "third_party/imgui"] + path = third_party/imgui + url = https://github.com/ocornut/imgui.git +[submodule "third_party/Catch2"] + path = third_party/Catch2 + url = git@github.com:catchorg/Catch2.git +[submodule "godlike/Unicorn"] + path = godlike/Unicorn + url = git@github.com:Godlike/Unicorn.git diff --git a/CMakeLists.txt b/CMakeLists.txt new file mode 100644 index 0000000..adaf298 --- /dev/null +++ b/CMakeLists.txt @@ -0,0 +1,75 @@ +# Copyright (C) 2017 by Godlike +# This code is licensed under the MIT license (MIT) +# (http://opensource.org/licenses/MIT) + +cmake_minimum_required(VERSION 3.1) +project(KhanEditor) + +list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake") +list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/godlike") +list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/third_party") + +option(KHAN_BUILD_DOCUMENTATION "Build documentation" OFF) +option(KHAN_BUILD_TESTS "Build tests" OFF) +set(KHAN_ROOT "${CMAKE_CURRENT_SOURCE_DIR}" CACHE STRING "Khan root directory.") + +#Report status +message(STATUS "${PROJECT_NAME} configuration:") +message(STATUS "-- KHAN_BUILD_TESTS: ${KHAN_BUILD_TESTS}") +message(STATUS "-- KHAN_BUID_DOCUMENTATION: ${KHAN_BUID_DOCUMENTATION}") + +#UNICORN +include(UnicornConfig) +add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/godlike/Unicorn) +include_directories(${UNICORN_RENDER_INCLUDE_DIRS}) + +#IMGUI +include(ImguiConfig) +include_directories(${IMGUI_INCLUDE_DIR}) + +#Target +include(KhanConfig) +# Setup output folders if none were specified +if (NOT CMAKE_ARCHIVE_OUTPUT_DIRECTORY) + set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/output/lib) +endif() + +if (NOT CMAKE_LIBRARY_OUTPUT_DIRECTORY) + set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/output/lib) +endif() + +if (NOT CMAKE_RUNTIME_OUTPUT_DIRECTORY) + set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR}/output) +endif() + +include_directories ( + ${KHAN_INCLUDE_DIR} + ${GLFW_INCLUDE_DIR} +) +set(KHAN_HEADERS + Khan/include/Khan.hpp + Khan/include/imgui_impl_glfw_vulkan.h +) +set(KHAN_SOURCES + Khan/source/Khan.cpp + Khan/source/imgui_impl_glfw_vulkan.cpp + Khan/source/Main.cpp +) + +add_executable (${PROJECT_NAME} + ${KHAN_SOURCES} + ${KHAN_HEADERS} + ${IMGUI_SOURCES} +) +target_link_libraries(${PROJECT_NAME} + ${UNICORN_LIB} + ${GLFW_LIB} + ${VULKAN_LIBRARY} +) + +#Tests +if (KHAN_BUILD_TESTS) + enable_testing() + set(CATCH_ROOT ${CMAKE_CURRENT_SOURCE_DIR}/third_party/Catch2) + add_subdirectory(test) +endif() diff --git a/Khan/include/Khan.hpp b/Khan/include/Khan.hpp new file mode 100644 index 0000000..e69de29 diff --git a/Khan/include/imgui_impl_glfw_vulkan.h b/Khan/include/imgui_impl_glfw_vulkan.h new file mode 100644 index 0000000..0e5c96a --- /dev/null +++ b/Khan/include/imgui_impl_glfw_vulkan.h @@ -0,0 +1,42 @@ +// ImGui GLFW binding with Vulkan + shaders +// FIXME: Changes of ImTextureID aren't supported by this binding! Please, someone add it! + +// You can copy and use unmodified imgui_impl_* files in your project. See main.cpp for an example of using this. +// If you use this binding you'll need to call 5 functions: ImGui_ImplXXXX_Init(), ImGui_ImplXXX_CreateFontsTexture(), ImGui_ImplXXXX_NewFrame(), ImGui_ImplXXXX_Render() and ImGui_ImplXXXX_Shutdown(). +// If you are new to ImGui, see examples/README.txt and documentation at the top of imgui.cpp. +// https://github.com/ocornut/imgui + +struct GLFWwindow; + +#define IMGUI_VK_QUEUED_FRAMES 2 + +struct ImGui_ImplGlfwVulkan_Init_Data +{ + VkAllocationCallbacks* allocator; + VkPhysicalDevice gpu; + VkDevice device; + VkRenderPass render_pass; + VkPipelineCache pipeline_cache; + VkDescriptorPool descriptor_pool; + void (*check_vk_result)(VkResult err); +}; + +IMGUI_API bool ImGui_ImplGlfwVulkan_Init(GLFWwindow* window, bool install_callbacks, ImGui_ImplGlfwVulkan_Init_Data *init_data); +IMGUI_API void ImGui_ImplGlfwVulkan_Shutdown(); +IMGUI_API void ImGui_ImplGlfwVulkan_NewFrame(); +IMGUI_API void ImGui_ImplGlfwVulkan_Render(VkCommandBuffer command_buffer); + +// Use if you want to reset your rendering device without losing ImGui state. +IMGUI_API void ImGui_ImplGlfwVulkan_InvalidateFontUploadObjects(); +IMGUI_API void ImGui_ImplGlfwVulkan_InvalidateDeviceObjects(); +IMGUI_API bool ImGui_ImplGlfwVulkan_CreateFontsTexture(VkCommandBuffer command_buffer); +IMGUI_API bool ImGui_ImplGlfwVulkan_CreateDeviceObjects(); + +// GLFW callbacks (installed by default if you enable 'install_callbacks' during initialization) +// Provided here if you want to chain callbacks. +// You can also handle inputs yourself and use those as a reference. +IMGUI_API void ImGui_ImplGlfwVulkan_MouseButtonCallback(GLFWwindow* window, int button, int action, int mods); +IMGUI_API void ImGui_ImplGlfwVulkan_ScrollCallback(GLFWwindow* window, double xoffset, double yoffset); +IMGUI_API void ImGui_ImplGlfwVulkan_KeyCallback(GLFWwindow* window, int key, int scancode, int action, int mods); +IMGUI_API void ImGui_ImplGlfwVulkan_CharCallback(GLFWwindow* window, unsigned int c); + diff --git a/Khan/source/Khan.cpp b/Khan/source/Khan.cpp new file mode 100644 index 0000000..e69de29 diff --git a/Khan/source/Main.cpp b/Khan/source/Main.cpp new file mode 100644 index 0000000..15dcbe9 --- /dev/null +++ b/Khan/source/Main.cpp @@ -0,0 +1,722 @@ +// ImGui - standalone example application for Glfw + Vulkan, using programmable pipeline +// If you are new to ImGui, see examples/README.txt and documentation at the top of imgui.cpp. + +#include + +#include // printf, fprintf +#include // abort +#define GLFW_INCLUDE_NONE +#define GLFW_INCLUDE_VULKAN +#include + +#include "imgui_impl_glfw_vulkan.h" + +#define IMGUI_MAX_POSSIBLE_BACK_BUFFERS 16 +#define IMGUI_UNLIMITED_FRAME_RATE +//#ifdef _DEBUG +//#define IMGUI_VULKAN_DEBUG_REPORT +//#endif + +static VkAllocationCallbacks* g_Allocator = nullptr; +static VkInstance g_Instance = nullptr; +static VkSurfaceKHR g_Surface = VK_NULL_HANDLE; +static VkPhysicalDevice g_Gpu = nullptr; +static VkDevice g_Device = nullptr; +static VkSwapchainKHR g_Swapchain = VK_NULL_HANDLE; +static VkRenderPass g_RenderPass = VK_NULL_HANDLE; +static uint32_t g_QueueFamily = 0; +static VkQueue g_Queue = nullptr; +static VkDebugReportCallbackEXT g_Debug_Report = VK_NULL_HANDLE; + +static VkSurfaceFormatKHR g_SurfaceFormat; +static VkImageSubresourceRange g_ImageRange = { VK_IMAGE_ASPECT_COLOR_BIT, 0, 1, 0, 1 }; +static VkPresentModeKHR g_PresentMode; + +static VkPipelineCache g_PipelineCache = VK_NULL_HANDLE; +static VkDescriptorPool g_DescriptorPool = VK_NULL_HANDLE; + +static int fb_width, fb_height; +static uint32_t g_BackbufferIndices[IMGUI_VK_QUEUED_FRAMES]; // keep track of recently rendered swapchain frame indices +static uint32_t g_BackBufferCount = 0; +static VkImage g_BackBuffer[IMGUI_MAX_POSSIBLE_BACK_BUFFERS] = {}; +static VkImageView g_BackBufferView[IMGUI_MAX_POSSIBLE_BACK_BUFFERS] = {}; +static VkFramebuffer g_Framebuffer[IMGUI_MAX_POSSIBLE_BACK_BUFFERS] = {}; + +static uint32_t g_FrameIndex = 0; +static VkCommandPool g_CommandPool[IMGUI_VK_QUEUED_FRAMES]; +static VkCommandBuffer g_CommandBuffer[IMGUI_VK_QUEUED_FRAMES]; +static VkFence g_Fence[IMGUI_VK_QUEUED_FRAMES]; +static VkSemaphore g_PresentCompleteSemaphore[IMGUI_VK_QUEUED_FRAMES]; +static VkSemaphore g_RenderCompleteSemaphore[IMGUI_VK_QUEUED_FRAMES]; + +static VkClearValue g_ClearValue = {}; + +static void check_vk_result(VkResult err) +{ + if (err == 0) return; + printf("VkResult %d\n", err); + if (err < 0) + abort(); +} + +static void resize_vulkan(GLFWwindow* /*window*/, int w, int h) +{ + const VkSwapchainKHR old_swapchain = g_Swapchain; + VkResult err = vkDeviceWaitIdle(g_Device); + check_vk_result(err); + + // Destroy old Framebuffer: + for (uint32_t i = 0; i < g_BackBufferCount; i++) + if (g_BackBufferView[i]) + vkDestroyImageView(g_Device, g_BackBufferView[i], g_Allocator); + for (uint32_t i = 0; i < g_BackBufferCount; i++) + if (g_Framebuffer[i]) + vkDestroyFramebuffer(g_Device, g_Framebuffer[i], g_Allocator); + if (g_RenderPass) + vkDestroyRenderPass(g_Device, g_RenderPass, g_Allocator); + + // Create Swapchain: + { + VkSwapchainCreateInfoKHR info = {}; + info.sType = VK_STRUCTURE_TYPE_SWAPCHAIN_CREATE_INFO_KHR; + info.surface = g_Surface; + info.imageFormat = g_SurfaceFormat.format; + info.imageColorSpace = g_SurfaceFormat.colorSpace; + info.imageArrayLayers = 1; + info.imageUsage |= VK_IMAGE_USAGE_COLOR_ATTACHMENT_BIT; + info.imageSharingMode = VK_SHARING_MODE_EXCLUSIVE; + info.preTransform = VK_SURFACE_TRANSFORM_IDENTITY_BIT_KHR; + info.compositeAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR; + info.presentMode = g_PresentMode; + info.clipped = VK_TRUE; + info.oldSwapchain = old_swapchain; + VkSurfaceCapabilitiesKHR cap; + err = vkGetPhysicalDeviceSurfaceCapabilitiesKHR(g_Gpu, g_Surface, &cap); + check_vk_result(err); + if (cap.maxImageCount > 0) + info.minImageCount = (cap.minImageCount + 2 < cap.maxImageCount) ? (cap.minImageCount + 2) : cap.maxImageCount; + else + info.minImageCount = cap.minImageCount + 2; + + if (cap.currentExtent.width == 0xffffffff) + { + fb_width = w; + fb_height = h; + info.imageExtent.width = fb_width; + info.imageExtent.height = fb_height; + } + else + { + fb_width = cap.currentExtent.width; + fb_height = cap.currentExtent.height; + info.imageExtent.width = fb_width; + info.imageExtent.height = fb_height; + } + err = vkCreateSwapchainKHR(g_Device, &info, g_Allocator, &g_Swapchain); + check_vk_result(err); + err = vkGetSwapchainImagesKHR(g_Device, g_Swapchain, &g_BackBufferCount, nullptr); + check_vk_result(err); + err = vkGetSwapchainImagesKHR(g_Device, g_Swapchain, &g_BackBufferCount, g_BackBuffer); + check_vk_result(err); + } + if (old_swapchain) + vkDestroySwapchainKHR(g_Device, old_swapchain, g_Allocator); + + // Create the Render Pass: + { + VkAttachmentDescription attachment = {}; + attachment.format = g_SurfaceFormat.format; + attachment.samples = VK_SAMPLE_COUNT_1_BIT; + attachment.loadOp = VK_ATTACHMENT_LOAD_OP_CLEAR; + attachment.storeOp = VK_ATTACHMENT_STORE_OP_STORE; + attachment.stencilLoadOp = VK_ATTACHMENT_LOAD_OP_DONT_CARE; + attachment.stencilStoreOp = VK_ATTACHMENT_STORE_OP_DONT_CARE; + attachment.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; + attachment.finalLayout = VK_IMAGE_LAYOUT_PRESENT_SRC_KHR; + VkAttachmentReference color_attachment; + color_attachment.attachment = 0; + color_attachment.layout = VK_IMAGE_LAYOUT_COLOR_ATTACHMENT_OPTIMAL; + VkSubpassDescription subpass = {}; + subpass.pipelineBindPoint = VK_PIPELINE_BIND_POINT_GRAPHICS; + subpass.colorAttachmentCount = 1; + subpass.pColorAttachments = &color_attachment; + VkRenderPassCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_RENDER_PASS_CREATE_INFO; + info.attachmentCount = 1; + info.pAttachments = &attachment; + info.subpassCount = 1; + info.pSubpasses = &subpass; + err = vkCreateRenderPass(g_Device, &info, g_Allocator, &g_RenderPass); + check_vk_result(err); + } + + // Create The Image Views + { + VkImageViewCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO; + info.viewType = VK_IMAGE_VIEW_TYPE_2D; + info.format = g_SurfaceFormat.format; + info.components.r = VK_COMPONENT_SWIZZLE_R; + info.components.g = VK_COMPONENT_SWIZZLE_G; + info.components.b = VK_COMPONENT_SWIZZLE_B; + info.components.a = VK_COMPONENT_SWIZZLE_A; + info.subresourceRange = g_ImageRange; + for (uint32_t i = 0; i < g_BackBufferCount; i++) + { + info.image = g_BackBuffer[i]; + err = vkCreateImageView(g_Device, &info, g_Allocator, &g_BackBufferView[i]); + check_vk_result(err); + } + } + + // Create Framebuffer: + { + VkImageView attachment[1]; + VkFramebufferCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_FRAMEBUFFER_CREATE_INFO; + info.renderPass = g_RenderPass; + info.attachmentCount = 1; + info.pAttachments = attachment; + info.width = fb_width; + info.height = fb_height; + info.layers = 1; + for (uint32_t i = 0; i < g_BackBufferCount; i++) + { + attachment[0] = g_BackBufferView[i]; + err = vkCreateFramebuffer(g_Device, &info, g_Allocator, &g_Framebuffer[i]); + check_vk_result(err); + } + } +} + +#ifdef IMGUI_VULKAN_DEBUG_REPORT +static VKAPI_ATTR VkBool32 VKAPI_CALL debug_report( + VkDebugReportFlagsEXT flags, VkDebugReportObjectTypeEXT objectType, uint64_t object, size_t location, int32_t messageCode, const char* pLayerPrefix, const char* pMessage, void* pUserData) +{ + printf("[vulkan] ObjectType: %i\nMessage: %s\n\n", objectType, pMessage); + return VK_FALSE; +} +#endif // IMGUI_VULKAN_DEBUG_REPORT + +static void setup_vulkan(GLFWwindow* window) +{ + VkResult err; + + // Create Vulkan Instance + { + uint32_t extensions_count; + const char** glfw_extensions = glfwGetRequiredInstanceExtensions(&extensions_count); + + VkInstanceCreateInfo create_info = {}; + create_info.sType = VK_STRUCTURE_TYPE_INSTANCE_CREATE_INFO; + create_info.enabledExtensionCount = extensions_count; + create_info.ppEnabledExtensionNames = glfw_extensions; + +#ifdef IMGUI_VULKAN_DEBUG_REPORT + // enabling multiple validation layers grouped as lunarg standard validation + const char* layers[] = { "VK_LAYER_LUNARG_standard_validation" }; + create_info.enabledLayerCount = 1; + create_info.ppEnabledLayerNames = layers; + + // need additional storage for char pointer to debug report extension + const char** extensions = (const char**)malloc(sizeof(const char*) * (extensions_count + 1)); + for (size_t i = 0; i < extensions_count; i++) + extensions[i] = glfw_extensions[i]; + extensions[extensions_count] = "VK_EXT_debug_report"; + create_info.enabledExtensionCount = extensions_count + 1; + create_info.ppEnabledExtensionNames = extensions; +#endif // IMGUI_VULKAN_DEBUG_REPORT + + err = vkCreateInstance(&create_info, g_Allocator, &g_Instance); + check_vk_result(err); + +#ifdef IMGUI_VULKAN_DEBUG_REPORT + free(extensions); + + // create the debug report callback + VkDebugReportCallbackCreateInfoEXT debug_report_ci = {}; + debug_report_ci.sType = VK_STRUCTURE_TYPE_DEBUG_REPORT_CALLBACK_CREATE_INFO_EXT; + debug_report_ci.flags = VK_DEBUG_REPORT_ERROR_BIT_EXT | VK_DEBUG_REPORT_WARNING_BIT_EXT | VK_DEBUG_REPORT_PERFORMANCE_WARNING_BIT_EXT; + debug_report_ci.pfnCallback = debug_report; + debug_report_ci.pUserData = NULL; + + // get the proc address of the function pointer, required for used extensions + PFN_vkCreateDebugReportCallbackEXT vkCreateDebugReportCallbackEXT = + (PFN_vkCreateDebugReportCallbackEXT)vkGetInstanceProcAddr(g_Instance, "vkCreateDebugReportCallbackEXT"); + + err = vkCreateDebugReportCallbackEXT(g_Instance, &debug_report_ci, g_Allocator, &g_Debug_Report); + check_vk_result(err); +#endif // IMGUI_VULKAN_DEBUG_REPORT + } + + // Create Window Surface + { + err = glfwCreateWindowSurface(g_Instance, window, g_Allocator, &g_Surface); + check_vk_result(err); + } + + // Get GPU + { + uint32_t gpu_count; + err = vkEnumeratePhysicalDevices(g_Instance, &gpu_count, nullptr); + check_vk_result(err); + + VkPhysicalDevice* gpus = static_cast(malloc(sizeof(VkPhysicalDevice) * gpu_count)); + err = vkEnumeratePhysicalDevices(g_Instance, &gpu_count, gpus); + check_vk_result(err); + + // If a number >1 of GPUs got reported, you should find the best fit GPU for your purpose + // e.g. VK_PHYSICAL_DEVICE_TYPE_DISCRETE_GPU if available, or with the greatest memory available, etc. + // for sake of simplicity we'll just take the first one, assuming it has a graphics queue family. + g_Gpu = gpus[0]; + free(gpus); + } + + // Get queue + { + uint32_t count; + vkGetPhysicalDeviceQueueFamilyProperties(g_Gpu, &count, nullptr); + VkQueueFamilyProperties* queues = static_cast(malloc(sizeof(VkQueueFamilyProperties) * count)); + vkGetPhysicalDeviceQueueFamilyProperties(g_Gpu, &count, queues); + for (uint32_t i = 0; i < count; i++) + { + if (queues[i].queueFlags & VK_QUEUE_GRAPHICS_BIT) + { + g_QueueFamily = i; + break; + } + } + free(queues); + } + + // Check for WSI support + { + VkBool32 res; + vkGetPhysicalDeviceSurfaceSupportKHR(g_Gpu, g_QueueFamily, g_Surface, &res); + if (res != VK_TRUE) + { + fprintf(stderr, "Error no WSI support on physical device 0\n"); + exit(-1); + } + } + + // Get Surface Format + { + // Per Spec Format and View Format are expected to be the same unless VK_IMAGE_CREATE_MUTABLE_BIT was set at image creation + // Assuming that the default behavior is without setting this bit, there is no need for separate Spawchain image and image view format + // additionally several new color spaces were introduced with Vulkan Spec v1.0.40 + // hence we must make sure that a format with the mostly available color space, VK_COLOR_SPACE_SRGB_NONLINEAR_KHR, is found and used + uint32_t count; + vkGetPhysicalDeviceSurfaceFormatsKHR(g_Gpu, g_Surface, &count, nullptr); + VkSurfaceFormatKHR *formats = static_cast(malloc(sizeof(VkSurfaceFormatKHR) * count)); + vkGetPhysicalDeviceSurfaceFormatsKHR(g_Gpu, g_Surface, &count, formats); + + // first check if only one format, VK_FORMAT_UNDEFINED, is available, which would imply that any format is available + if (count == 1) + { + if (formats[0].format == VK_FORMAT_UNDEFINED) + { + g_SurfaceFormat.format = VK_FORMAT_B8G8R8A8_UNORM; + g_SurfaceFormat.colorSpace = VK_COLORSPACE_SRGB_NONLINEAR_KHR; + } + else + { // no point in searching another format + g_SurfaceFormat = formats[0]; + } + } + else + { + // request several formats, the first found will be used + VkFormat requestSurfaceImageFormat[] = { VK_FORMAT_B8G8R8A8_UNORM, VK_FORMAT_R8G8B8A8_UNORM, VK_FORMAT_B8G8R8_UNORM, VK_FORMAT_R8G8B8_UNORM }; + const VkColorSpaceKHR requestSurfaceColorSpace = VK_COLORSPACE_SRGB_NONLINEAR_KHR; + bool requestedFound = false; + for (size_t i = 0; i < sizeof(requestSurfaceImageFormat) / sizeof(requestSurfaceImageFormat[0]); i++) + { + if (requestedFound) { + break; + } + for (uint32_t j = 0; j < count; j++) + { + if (formats[j].format == requestSurfaceImageFormat[i] && formats[j].colorSpace == requestSurfaceColorSpace) + { + g_SurfaceFormat = formats[j]; + requestedFound = true; + } + } + } + + // if none of the requested image formats could be found, use the first available + if (!requestedFound) + g_SurfaceFormat = formats[0]; + } + free(formats); + } + + + // Get Present Mode + { + // Request a certain mode and confirm that it is available. If not use VK_PRESENT_MODE_FIFO_KHR which is mandatory +#ifdef IMGUI_UNLIMITED_FRAME_RATE + g_PresentMode = VK_PRESENT_MODE_IMMEDIATE_KHR; +#else + g_PresentMode = VK_PRESENT_MODE_FIFO_KHR; +#endif + uint32_t count = 0; + vkGetPhysicalDeviceSurfacePresentModesKHR(g_Gpu, g_Surface, &count, nullptr); + VkPresentModeKHR* presentModes = static_cast(malloc(sizeof(VkQueueFamilyProperties) * count)); + vkGetPhysicalDeviceSurfacePresentModesKHR(g_Gpu, g_Surface, &count, presentModes); + bool presentModeAvailable = false; + for (size_t i = 0; i < count; i++) + { + if (presentModes[i] == g_PresentMode) + { + presentModeAvailable = true; + break; + } + } + if (!presentModeAvailable) + g_PresentMode = VK_PRESENT_MODE_FIFO_KHR; // always available + } + + + // Create Logical Device + { + const int device_extension_count = 1; + const char* device_extensions[] = { "VK_KHR_swapchain" }; + const uint32_t queue_index = 0; + const uint32_t queue_count = 1; + const float queue_priority[] = { 1.0f }; + VkDeviceQueueCreateInfo queue_info[1] = {}; + queue_info[0].sType = VK_STRUCTURE_TYPE_DEVICE_QUEUE_CREATE_INFO; + queue_info[0].queueFamilyIndex = g_QueueFamily; + queue_info[0].queueCount = queue_count; + queue_info[0].pQueuePriorities = queue_priority; + VkDeviceCreateInfo create_info = {}; + create_info.sType = VK_STRUCTURE_TYPE_DEVICE_CREATE_INFO; + create_info.queueCreateInfoCount = sizeof(queue_info) / sizeof(queue_info[0]); + create_info.pQueueCreateInfos = queue_info; + create_info.enabledExtensionCount = device_extension_count; + create_info.ppEnabledExtensionNames = device_extensions; + err = vkCreateDevice(g_Gpu, &create_info, g_Allocator, &g_Device); + check_vk_result(err); + vkGetDeviceQueue(g_Device, g_QueueFamily, queue_index, &g_Queue); + } + + // Create Framebuffers + { + int w, h; + glfwGetFramebufferSize(window, &w, &h); + resize_vulkan(window, w, h); + glfwSetFramebufferSizeCallback(window, resize_vulkan); + } + + // Create Command Buffers + for (int i = 0; i < IMGUI_VK_QUEUED_FRAMES; i++) + { + { + VkCommandPoolCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_COMMAND_POOL_CREATE_INFO; + info.flags = VK_COMMAND_POOL_CREATE_RESET_COMMAND_BUFFER_BIT; + info.queueFamilyIndex = g_QueueFamily; + err = vkCreateCommandPool(g_Device, &info, g_Allocator, &g_CommandPool[i]); + check_vk_result(err); + } + { + VkCommandBufferAllocateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_ALLOCATE_INFO; + info.commandPool = g_CommandPool[i]; + info.level = VK_COMMAND_BUFFER_LEVEL_PRIMARY; + info.commandBufferCount = 1; + err = vkAllocateCommandBuffers(g_Device, &info, &g_CommandBuffer[i]); + check_vk_result(err); + } + { + VkFenceCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_FENCE_CREATE_INFO; + info.flags = VK_FENCE_CREATE_SIGNALED_BIT; + err = vkCreateFence(g_Device, &info, g_Allocator, &g_Fence[i]); + check_vk_result(err); + } + { + VkSemaphoreCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_SEMAPHORE_CREATE_INFO; + err = vkCreateSemaphore(g_Device, &info, g_Allocator, &g_PresentCompleteSemaphore[i]); + check_vk_result(err); + err = vkCreateSemaphore(g_Device, &info, g_Allocator, &g_RenderCompleteSemaphore[i]); + check_vk_result(err); + } + } + + // Create Descriptor Pool + { + VkDescriptorPoolSize pool_size[11] = + { + { VK_DESCRIPTOR_TYPE_SAMPLER, 1000 }, + { VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER, 1000 }, + { VK_DESCRIPTOR_TYPE_SAMPLED_IMAGE, 1000 }, + { VK_DESCRIPTOR_TYPE_STORAGE_IMAGE, 1000 }, + { VK_DESCRIPTOR_TYPE_UNIFORM_TEXEL_BUFFER, 1000 }, + { VK_DESCRIPTOR_TYPE_STORAGE_TEXEL_BUFFER, 1000 }, + { VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER, 1000 }, + { VK_DESCRIPTOR_TYPE_STORAGE_BUFFER, 1000 }, + { VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER_DYNAMIC, 1000 }, + { VK_DESCRIPTOR_TYPE_STORAGE_BUFFER_DYNAMIC, 1000 }, + { VK_DESCRIPTOR_TYPE_INPUT_ATTACHMENT, 1000 } + }; + VkDescriptorPoolCreateInfo pool_info = {}; + pool_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_POOL_CREATE_INFO; + pool_info.flags = VK_DESCRIPTOR_POOL_CREATE_FREE_DESCRIPTOR_SET_BIT; + pool_info.maxSets = 1000 * 11; + pool_info.poolSizeCount = 11; + pool_info.pPoolSizes = pool_size; + err = vkCreateDescriptorPool(g_Device, &pool_info, g_Allocator, &g_DescriptorPool); + check_vk_result(err); + } +} + +static void cleanup_vulkan() +{ + vkDestroyDescriptorPool(g_Device, g_DescriptorPool, g_Allocator); + for (int i = 0; i < IMGUI_VK_QUEUED_FRAMES; i++) + { + vkDestroyFence(g_Device, g_Fence[i], g_Allocator); + vkFreeCommandBuffers(g_Device, g_CommandPool[i], 1, &g_CommandBuffer[i]); + vkDestroyCommandPool(g_Device, g_CommandPool[i], g_Allocator); + vkDestroySemaphore(g_Device, g_PresentCompleteSemaphore[i], g_Allocator); + vkDestroySemaphore(g_Device, g_RenderCompleteSemaphore[i], g_Allocator); + } + for (uint32_t i = 0; i < g_BackBufferCount; i++) + { + vkDestroyImageView(g_Device, g_BackBufferView[i], g_Allocator); + vkDestroyFramebuffer(g_Device, g_Framebuffer[i], g_Allocator); + } + vkDestroyRenderPass(g_Device, g_RenderPass, g_Allocator); + vkDestroySwapchainKHR(g_Device, g_Swapchain, g_Allocator); + vkDestroySurfaceKHR(g_Instance, g_Surface, g_Allocator); + +#ifdef IMGUI_VULKAN_DEBUG_REPORT + // get the proc address of the function pointer, required for used extensions + auto vkDestroyDebugReportCallbackEXT = (PFN_vkDestroyDebugReportCallbackEXT)vkGetInstanceProcAddr(g_Instance, "vkDestroyDebugReportCallbackEXT"); + vkDestroyDebugReportCallbackEXT(g_Instance, g_Debug_Report, g_Allocator); +#endif // IMGUI_VULKAN_DEBUG_REPORT + + vkDestroyDevice(g_Device, g_Allocator); + vkDestroyInstance(g_Instance, g_Allocator); +} + +static void frame_begin() +{ + VkResult err; + while (true) + { + err = vkWaitForFences(g_Device, 1, &g_Fence[g_FrameIndex], VK_TRUE, 100); + if (err == VK_SUCCESS) break; + if (err == VK_TIMEOUT) continue; + check_vk_result(err); + } + { + err = vkAcquireNextImageKHR(g_Device, g_Swapchain, UINT64_MAX, g_PresentCompleteSemaphore[g_FrameIndex], VK_NULL_HANDLE, &g_BackbufferIndices[g_FrameIndex]); + check_vk_result(err); + } + { + err = vkResetCommandPool(g_Device, g_CommandPool[g_FrameIndex], 0); + check_vk_result(err); + VkCommandBufferBeginInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO; + info.flags |= VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT; + err = vkBeginCommandBuffer(g_CommandBuffer[g_FrameIndex], &info); + check_vk_result(err); + } + { + VkRenderPassBeginInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_RENDER_PASS_BEGIN_INFO; + info.renderPass = g_RenderPass; + info.framebuffer = g_Framebuffer[g_BackbufferIndices[g_FrameIndex]]; + info.renderArea.extent.width = fb_width; + info.renderArea.extent.height = fb_height; + info.clearValueCount = 1; + info.pClearValues = &g_ClearValue; + vkCmdBeginRenderPass(g_CommandBuffer[g_FrameIndex], &info, VK_SUBPASS_CONTENTS_INLINE); + } +} + +static void frame_end() +{ + vkCmdEndRenderPass(g_CommandBuffer[g_FrameIndex]); + { + VkPipelineStageFlags wait_stage = VK_PIPELINE_STAGE_COLOR_ATTACHMENT_OUTPUT_BIT; + VkSubmitInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO; + info.waitSemaphoreCount = 1; + info.pWaitSemaphores = &g_PresentCompleteSemaphore[g_FrameIndex]; + info.pWaitDstStageMask = &wait_stage; + info.commandBufferCount = 1; + info.pCommandBuffers = &g_CommandBuffer[g_FrameIndex]; + info.signalSemaphoreCount = 1; + info.pSignalSemaphores = &g_RenderCompleteSemaphore[g_FrameIndex]; + + VkResult err = vkEndCommandBuffer(g_CommandBuffer[g_FrameIndex]); + check_vk_result(err); + err = vkResetFences(g_Device, 1, &g_Fence[g_FrameIndex]); + check_vk_result(err); + err = vkQueueSubmit(g_Queue, 1, &info, g_Fence[g_FrameIndex]); + check_vk_result(err); + } +} + +static void frame_present() +{ + // If IMGUI_UNLIMITED_FRAME_RATE is defined we present the latest but one frame. Otherwise we present the latest rendered frame +#ifdef IMGUI_UNLIMITED_FRAME_RATE + const uint32_t PresentIndex = (g_FrameIndex + IMGUI_VK_QUEUED_FRAMES - 1) % IMGUI_VK_QUEUED_FRAMES; +#else + uint32_t PresentIndex = g_FrameIndex; +#endif // IMGUI_UNLIMITED_FRAME_RATE + + VkSwapchainKHR swapchains[1] = { g_Swapchain }; + uint32_t indices[1] = { g_BackbufferIndices[PresentIndex] }; + VkPresentInfoKHR info = {}; + info.sType = VK_STRUCTURE_TYPE_PRESENT_INFO_KHR; + info.waitSemaphoreCount = 1; + info.pWaitSemaphores = &g_RenderCompleteSemaphore[PresentIndex]; + info.swapchainCount = 1; + info.pSwapchains = swapchains; + info.pImageIndices = indices; + const VkResult err = vkQueuePresentKHR(g_Queue, &info); + check_vk_result(err); + + g_FrameIndex = (g_FrameIndex + 1) % IMGUI_VK_QUEUED_FRAMES; +} + +static void error_callback(int error, const char* description) +{ + fprintf(stderr, "Error %d: %s\n", error, description); +} + +int main(int, char**) +{ + // Setup window + glfwSetErrorCallback(error_callback); + if (!glfwInit()) + return 1; + + glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API); + GLFWwindow* window = glfwCreateWindow(1280, 720, "ImGui Vulkan example", nullptr, nullptr); + + // Setup Vulkan + if (!glfwVulkanSupported()) + { + printf("GLFW: Vulkan Not Supported\n"); + return 1; + } + setup_vulkan(window); + + // Setup ImGui binding + ImGui_ImplGlfwVulkan_Init_Data init_data; + init_data.allocator = g_Allocator; + init_data.gpu = g_Gpu; + init_data.device = g_Device; + init_data.render_pass = g_RenderPass; + init_data.pipeline_cache = g_PipelineCache; + init_data.descriptor_pool = g_DescriptorPool; + init_data.check_vk_result = check_vk_result; + ImGui_ImplGlfwVulkan_Init(window, true, &init_data); + + // Upload Fonts + { + VkResult err = vkResetCommandPool(g_Device, g_CommandPool[g_FrameIndex], 0); + check_vk_result(err); + VkCommandBufferBeginInfo begin_info = {}; + begin_info.sType = VK_STRUCTURE_TYPE_COMMAND_BUFFER_BEGIN_INFO; + begin_info.flags |= VK_COMMAND_BUFFER_USAGE_ONE_TIME_SUBMIT_BIT; + err = vkBeginCommandBuffer(g_CommandBuffer[g_FrameIndex], &begin_info); + check_vk_result(err); + + ImGui_ImplGlfwVulkan_CreateFontsTexture(g_CommandBuffer[g_FrameIndex]); + + VkSubmitInfo end_info = {}; + end_info.sType = VK_STRUCTURE_TYPE_SUBMIT_INFO; + end_info.commandBufferCount = 1; + end_info.pCommandBuffers = &g_CommandBuffer[g_FrameIndex]; + err = vkEndCommandBuffer(g_CommandBuffer[g_FrameIndex]); + check_vk_result(err); + err = vkQueueSubmit(g_Queue, 1, &end_info, VK_NULL_HANDLE); + check_vk_result(err); + + err = vkDeviceWaitIdle(g_Device); + check_vk_result(err); + ImGui_ImplGlfwVulkan_InvalidateFontUploadObjects(); + } + + bool show_test_window = true; + bool show_another_window = false; + ImVec4 clear_color = ImVec4(0.45f, 0.55f, 0.60f, 1.00f); + + // When IMGUI_UNLIMITED_FRAME_RATE is defined we render into latest image acquired from the swapchain but we display the image which was rendered before. + // Hence we must render once and increase the g_FrameIndex without presenting, which we do before entering the render loop. + // This is also the reason why frame_end() is split into frame_end() and frame_present(), the later one not being called here. +#ifdef IMGUI_UNLIMITED_FRAME_RATE + ImGui_ImplGlfwVulkan_NewFrame(); + frame_begin(); + ImGui_ImplGlfwVulkan_Render(g_CommandBuffer[g_FrameIndex]); + frame_end(); + g_FrameIndex = (g_FrameIndex + 1) % IMGUI_VK_QUEUED_FRAMES; +#endif // IMGUI_UNLIMITED_FRAME_RATE + + // Main loop + while (!glfwWindowShouldClose(window)) + { + // You can read the io.WantCaptureMouse, io.WantCaptureKeyboard flags to tell if dear imgui wants to use your inputs. + // - When io.WantCaptureMouse is true, do not dispatch mouse input data to your main application. + // - When io.WantCaptureKeyboard is true, do not dispatch keyboard input data to your main application. + // Generally you may always pass all inputs to dear imgui, and hide them from your application based on those two flags. + glfwPollEvents(); + ImGui_ImplGlfwVulkan_NewFrame(); + + // 1. Show a simple window. + // Tip: if we don't call ImGui::Begin()/ImGui::End() the widgets appears in a window automatically called "Debug". + { + static float f = 0.0f; + ImGui::Text("Hello, world!"); + ImGui::SliderFloat("float", &f, 0.0f, 1.0f); + ImGui::ColorEdit3("clear color", reinterpret_cast(&clear_color)); + if (ImGui::Button("Test Window")) show_test_window ^= 1; + if (ImGui::Button("Another Window")) show_another_window ^= 1; + ImGui::Text("Application average %.3f ms/frame (%.1f FPS)", 1000.0f / ImGui::GetIO().Framerate, ImGui::GetIO().Framerate); + } + + // 2. Show another simple window. In most cases you will use an explicit Begin/End pair to name the window. + if (show_another_window) + { + ImGui::Begin("Another Window", &show_another_window); + ImGui::Text("Hello from another window!"); + ImGui::End(); + } + + // 3. Show the ImGui test window. Most of the sample code is in ImGui::ShowTestWindow(). + if (show_test_window) + { + ImGui::SetNextWindowPos(ImVec2(650, 20), ImGuiCond_FirstUseEver); + ImGui::ShowTestWindow(&show_test_window); + } + + g_ClearValue.color.float32[0] = clear_color.x; + g_ClearValue.color.float32[1] = clear_color.y; + g_ClearValue.color.float32[2] = clear_color.z; + g_ClearValue.color.float32[3] = clear_color.w; + + frame_begin(); + ImGui_ImplGlfwVulkan_Render(g_CommandBuffer[g_FrameIndex]); + frame_end(); + frame_present(); + } + + // Cleanup + const VkResult err = vkDeviceWaitIdle(g_Device); + check_vk_result(err); + ImGui_ImplGlfwVulkan_Shutdown(); + cleanup_vulkan(); + glfwTerminate(); + + return 0; +} diff --git a/Khan/source/glsl_shader.frag b/Khan/source/glsl_shader.frag new file mode 100644 index 0000000..313a888 --- /dev/null +++ b/Khan/source/glsl_shader.frag @@ -0,0 +1,14 @@ +#version 450 core +layout(location = 0) out vec4 fColor; + +layout(set=0, binding=0) uniform sampler2D sTexture; + +layout(location = 0) in struct{ + vec4 Color; + vec2 UV; +} In; + +void main() +{ + fColor = In.Color * texture(sTexture, In.UV.st); +} diff --git a/Khan/source/glsl_shader.vert b/Khan/source/glsl_shader.vert new file mode 100644 index 0000000..20b2908 --- /dev/null +++ b/Khan/source/glsl_shader.vert @@ -0,0 +1,25 @@ +#version 450 core +layout(location = 0) in vec2 aPos; +layout(location = 1) in vec2 aUV; +layout(location = 2) in vec4 aColor; + +layout(push_constant) uniform uPushConstant{ + vec2 uScale; + vec2 uTranslate; +} pc; + +out gl_PerVertex{ + vec4 gl_Position; +}; + +layout(location = 0) out struct{ + vec4 Color; + vec2 UV; +} Out; + +void main() +{ + Out.Color = aColor; + Out.UV = aUV; + gl_Position = vec4(aPos*pc.uScale+pc.uTranslate, 0, 1); +} diff --git a/Khan/source/imgui_impl_glfw_vulkan.cpp b/Khan/source/imgui_impl_glfw_vulkan.cpp new file mode 100644 index 0000000..1d12e3f --- /dev/null +++ b/Khan/source/imgui_impl_glfw_vulkan.cpp @@ -0,0 +1,843 @@ +// ImGui GLFW binding with Vulkan + shaders +// FIXME: Changes of ImTextureID aren't supported by this binding! Please, someone add it! + +// You can copy and use unmodified imgui_impl_* files in your project. See main.cpp for an example of using this. +// If you use this binding you'll need to call 5 functions: ImGui_ImplXXXX_Init(), ImGui_ImplXXX_CreateFontsTexture(), ImGui_ImplXXXX_NewFrame(), ImGui_ImplXXXX_Render() and ImGui_ImplXXXX_Shutdown(). +// If you are new to ImGui, see examples/README.txt and documentation at the top of imgui.cpp. +// https://github.com/ocornut/imgui + +#include + +// GLFW +#define GLFW_INCLUDE_NONE +#define GLFW_INCLUDE_VULKAN +#include +#ifdef _WIN32 +#undef APIENTRY +#define GLFW_EXPOSE_NATIVE_WIN32 +#define GLFW_EXPOSE_NATIVE_WGL +#include +#endif + +#include "imgui_impl_glfw_vulkan.h" + +// GLFW Data +static GLFWwindow* g_Window = NULL; +static double g_Time = 0.0f; +static bool g_MousePressed[3] = { false, false, false }; +static float g_MouseWheel = 0.0f; + +// Vulkan Data +static VkAllocationCallbacks* g_Allocator = NULL; +static VkPhysicalDevice g_Gpu = VK_NULL_HANDLE; +static VkDevice g_Device = VK_NULL_HANDLE; +static VkRenderPass g_RenderPass = VK_NULL_HANDLE; +static VkPipelineCache g_PipelineCache = VK_NULL_HANDLE; +static VkDescriptorPool g_DescriptorPool = VK_NULL_HANDLE; +static void (*g_CheckVkResult)(VkResult err) = NULL; + +static VkCommandBuffer g_CommandBuffer = VK_NULL_HANDLE; +static size_t g_BufferMemoryAlignment = 256; +static VkPipelineCreateFlags g_PipelineCreateFlags = 0; +static int g_FrameIndex = 0; + +static VkDescriptorSetLayout g_DescriptorSetLayout = VK_NULL_HANDLE; +static VkPipelineLayout g_PipelineLayout = VK_NULL_HANDLE; +static VkDescriptorSet g_DescriptorSet = VK_NULL_HANDLE; +static VkPipeline g_Pipeline = VK_NULL_HANDLE; + +static VkSampler g_FontSampler = VK_NULL_HANDLE; +static VkDeviceMemory g_FontMemory = VK_NULL_HANDLE; +static VkImage g_FontImage = VK_NULL_HANDLE; +static VkImageView g_FontView = VK_NULL_HANDLE; + +static VkDeviceMemory g_VertexBufferMemory[IMGUI_VK_QUEUED_FRAMES] = {}; +static VkDeviceMemory g_IndexBufferMemory[IMGUI_VK_QUEUED_FRAMES] = {}; +static size_t g_VertexBufferSize[IMGUI_VK_QUEUED_FRAMES] = {}; +static size_t g_IndexBufferSize[IMGUI_VK_QUEUED_FRAMES] = {}; +static VkBuffer g_VertexBuffer[IMGUI_VK_QUEUED_FRAMES] = {}; +static VkBuffer g_IndexBuffer[IMGUI_VK_QUEUED_FRAMES] = {}; + +static VkDeviceMemory g_UploadBufferMemory = VK_NULL_HANDLE; +static VkBuffer g_UploadBuffer = VK_NULL_HANDLE; + +static uint32_t __glsl_shader_vert_spv[] = +{ + 0x07230203,0x00010000,0x00080001,0x0000002e,0x00000000,0x00020011,0x00000001,0x0006000b, + 0x00000001,0x4c534c47,0x6474732e,0x3035342e,0x00000000,0x0003000e,0x00000000,0x00000001, + 0x000a000f,0x00000000,0x00000004,0x6e69616d,0x00000000,0x0000000b,0x0000000f,0x00000015, + 0x0000001b,0x0000001c,0x00030003,0x00000002,0x000001c2,0x00040005,0x00000004,0x6e69616d, + 0x00000000,0x00030005,0x00000009,0x00000000,0x00050006,0x00000009,0x00000000,0x6f6c6f43, + 0x00000072,0x00040006,0x00000009,0x00000001,0x00005655,0x00030005,0x0000000b,0x0074754f, + 0x00040005,0x0000000f,0x6c6f4361,0x0000726f,0x00030005,0x00000015,0x00565561,0x00060005, + 0x00000019,0x505f6c67,0x65567265,0x78657472,0x00000000,0x00060006,0x00000019,0x00000000, + 0x505f6c67,0x7469736f,0x006e6f69,0x00030005,0x0000001b,0x00000000,0x00040005,0x0000001c, + 0x736f5061,0x00000000,0x00060005,0x0000001e,0x73755075,0x6e6f4368,0x6e617473,0x00000074, + 0x00050006,0x0000001e,0x00000000,0x61635375,0x0000656c,0x00060006,0x0000001e,0x00000001, + 0x61725475,0x616c736e,0x00006574,0x00030005,0x00000020,0x00006370,0x00040047,0x0000000b, + 0x0000001e,0x00000000,0x00040047,0x0000000f,0x0000001e,0x00000002,0x00040047,0x00000015, + 0x0000001e,0x00000001,0x00050048,0x00000019,0x00000000,0x0000000b,0x00000000,0x00030047, + 0x00000019,0x00000002,0x00040047,0x0000001c,0x0000001e,0x00000000,0x00050048,0x0000001e, + 0x00000000,0x00000023,0x00000000,0x00050048,0x0000001e,0x00000001,0x00000023,0x00000008, + 0x00030047,0x0000001e,0x00000002,0x00020013,0x00000002,0x00030021,0x00000003,0x00000002, + 0x00030016,0x00000006,0x00000020,0x00040017,0x00000007,0x00000006,0x00000004,0x00040017, + 0x00000008,0x00000006,0x00000002,0x0004001e,0x00000009,0x00000007,0x00000008,0x00040020, + 0x0000000a,0x00000003,0x00000009,0x0004003b,0x0000000a,0x0000000b,0x00000003,0x00040015, + 0x0000000c,0x00000020,0x00000001,0x0004002b,0x0000000c,0x0000000d,0x00000000,0x00040020, + 0x0000000e,0x00000001,0x00000007,0x0004003b,0x0000000e,0x0000000f,0x00000001,0x00040020, + 0x00000011,0x00000003,0x00000007,0x0004002b,0x0000000c,0x00000013,0x00000001,0x00040020, + 0x00000014,0x00000001,0x00000008,0x0004003b,0x00000014,0x00000015,0x00000001,0x00040020, + 0x00000017,0x00000003,0x00000008,0x0003001e,0x00000019,0x00000007,0x00040020,0x0000001a, + 0x00000003,0x00000019,0x0004003b,0x0000001a,0x0000001b,0x00000003,0x0004003b,0x00000014, + 0x0000001c,0x00000001,0x0004001e,0x0000001e,0x00000008,0x00000008,0x00040020,0x0000001f, + 0x00000009,0x0000001e,0x0004003b,0x0000001f,0x00000020,0x00000009,0x00040020,0x00000021, + 0x00000009,0x00000008,0x0004002b,0x00000006,0x00000028,0x00000000,0x0004002b,0x00000006, + 0x00000029,0x3f800000,0x00050036,0x00000002,0x00000004,0x00000000,0x00000003,0x000200f8, + 0x00000005,0x0004003d,0x00000007,0x00000010,0x0000000f,0x00050041,0x00000011,0x00000012, + 0x0000000b,0x0000000d,0x0003003e,0x00000012,0x00000010,0x0004003d,0x00000008,0x00000016, + 0x00000015,0x00050041,0x00000017,0x00000018,0x0000000b,0x00000013,0x0003003e,0x00000018, + 0x00000016,0x0004003d,0x00000008,0x0000001d,0x0000001c,0x00050041,0x00000021,0x00000022, + 0x00000020,0x0000000d,0x0004003d,0x00000008,0x00000023,0x00000022,0x00050085,0x00000008, + 0x00000024,0x0000001d,0x00000023,0x00050041,0x00000021,0x00000025,0x00000020,0x00000013, + 0x0004003d,0x00000008,0x00000026,0x00000025,0x00050081,0x00000008,0x00000027,0x00000024, + 0x00000026,0x00050051,0x00000006,0x0000002a,0x00000027,0x00000000,0x00050051,0x00000006, + 0x0000002b,0x00000027,0x00000001,0x00070050,0x00000007,0x0000002c,0x0000002a,0x0000002b, + 0x00000028,0x00000029,0x00050041,0x00000011,0x0000002d,0x0000001b,0x0000000d,0x0003003e, + 0x0000002d,0x0000002c,0x000100fd,0x00010038 +}; + +static uint32_t __glsl_shader_frag_spv[] = +{ + 0x07230203,0x00010000,0x00080001,0x0000001e,0x00000000,0x00020011,0x00000001,0x0006000b, + 0x00000001,0x4c534c47,0x6474732e,0x3035342e,0x00000000,0x0003000e,0x00000000,0x00000001, + 0x0007000f,0x00000004,0x00000004,0x6e69616d,0x00000000,0x00000009,0x0000000d,0x00030010, + 0x00000004,0x00000007,0x00030003,0x00000002,0x000001c2,0x00040005,0x00000004,0x6e69616d, + 0x00000000,0x00040005,0x00000009,0x6c6f4366,0x0000726f,0x00030005,0x0000000b,0x00000000, + 0x00050006,0x0000000b,0x00000000,0x6f6c6f43,0x00000072,0x00040006,0x0000000b,0x00000001, + 0x00005655,0x00030005,0x0000000d,0x00006e49,0x00050005,0x00000016,0x78655473,0x65727574, + 0x00000000,0x00040047,0x00000009,0x0000001e,0x00000000,0x00040047,0x0000000d,0x0000001e, + 0x00000000,0x00040047,0x00000016,0x00000022,0x00000000,0x00040047,0x00000016,0x00000021, + 0x00000000,0x00020013,0x00000002,0x00030021,0x00000003,0x00000002,0x00030016,0x00000006, + 0x00000020,0x00040017,0x00000007,0x00000006,0x00000004,0x00040020,0x00000008,0x00000003, + 0x00000007,0x0004003b,0x00000008,0x00000009,0x00000003,0x00040017,0x0000000a,0x00000006, + 0x00000002,0x0004001e,0x0000000b,0x00000007,0x0000000a,0x00040020,0x0000000c,0x00000001, + 0x0000000b,0x0004003b,0x0000000c,0x0000000d,0x00000001,0x00040015,0x0000000e,0x00000020, + 0x00000001,0x0004002b,0x0000000e,0x0000000f,0x00000000,0x00040020,0x00000010,0x00000001, + 0x00000007,0x00090019,0x00000013,0x00000006,0x00000001,0x00000000,0x00000000,0x00000000, + 0x00000001,0x00000000,0x0003001b,0x00000014,0x00000013,0x00040020,0x00000015,0x00000000, + 0x00000014,0x0004003b,0x00000015,0x00000016,0x00000000,0x0004002b,0x0000000e,0x00000018, + 0x00000001,0x00040020,0x00000019,0x00000001,0x0000000a,0x00050036,0x00000002,0x00000004, + 0x00000000,0x00000003,0x000200f8,0x00000005,0x00050041,0x00000010,0x00000011,0x0000000d, + 0x0000000f,0x0004003d,0x00000007,0x00000012,0x00000011,0x0004003d,0x00000014,0x00000017, + 0x00000016,0x00050041,0x00000019,0x0000001a,0x0000000d,0x00000018,0x0004003d,0x0000000a, + 0x0000001b,0x0000001a,0x00050057,0x00000007,0x0000001c,0x00000017,0x0000001b,0x00050085, + 0x00000007,0x0000001d,0x00000012,0x0000001c,0x0003003e,0x00000009,0x0000001d,0x000100fd, + 0x00010038 +}; + +static uint32_t ImGui_ImplGlfwVulkan_MemoryType(VkMemoryPropertyFlags properties, uint32_t type_bits) +{ + VkPhysicalDeviceMemoryProperties prop; + vkGetPhysicalDeviceMemoryProperties(g_Gpu, &prop); + for (uint32_t i = 0; i < prop.memoryTypeCount; i++) + if ((prop.memoryTypes[i].propertyFlags & properties) == properties && type_bits & (1<TotalVtxCount * sizeof(ImDrawVert); + if (!g_VertexBuffer[g_FrameIndex] || g_VertexBufferSize[g_FrameIndex] < vertex_size) + { + if (g_VertexBuffer[g_FrameIndex]) + vkDestroyBuffer(g_Device, g_VertexBuffer[g_FrameIndex], g_Allocator); + if (g_VertexBufferMemory[g_FrameIndex]) + vkFreeMemory(g_Device, g_VertexBufferMemory[g_FrameIndex], g_Allocator); + size_t vertex_buffer_size = ((vertex_size-1) / g_BufferMemoryAlignment+1) * g_BufferMemoryAlignment; + VkBufferCreateInfo buffer_info = {}; + buffer_info.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO; + buffer_info.size = vertex_buffer_size; + buffer_info.usage = VK_BUFFER_USAGE_VERTEX_BUFFER_BIT; + buffer_info.sharingMode = VK_SHARING_MODE_EXCLUSIVE; + err = vkCreateBuffer(g_Device, &buffer_info, g_Allocator, &g_VertexBuffer[g_FrameIndex]); + ImGui_ImplGlfwVulkan_VkResult(err); + VkMemoryRequirements req; + vkGetBufferMemoryRequirements(g_Device, g_VertexBuffer[g_FrameIndex], &req); + g_BufferMemoryAlignment = (g_BufferMemoryAlignment > req.alignment) ? g_BufferMemoryAlignment : req.alignment; + VkMemoryAllocateInfo alloc_info = {}; + alloc_info.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; + alloc_info.allocationSize = req.size; + alloc_info.memoryTypeIndex = ImGui_ImplGlfwVulkan_MemoryType(VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, req.memoryTypeBits); + err = vkAllocateMemory(g_Device, &alloc_info, g_Allocator, &g_VertexBufferMemory[g_FrameIndex]); + ImGui_ImplGlfwVulkan_VkResult(err); + err = vkBindBufferMemory(g_Device, g_VertexBuffer[g_FrameIndex], g_VertexBufferMemory[g_FrameIndex], 0); + ImGui_ImplGlfwVulkan_VkResult(err); + g_VertexBufferSize[g_FrameIndex] = vertex_buffer_size; + } + + // Create the Index Buffer: + size_t index_size = draw_data->TotalIdxCount * sizeof(ImDrawIdx); + if (!g_IndexBuffer[g_FrameIndex] || g_IndexBufferSize[g_FrameIndex] < index_size) + { + if (g_IndexBuffer[g_FrameIndex]) + vkDestroyBuffer(g_Device, g_IndexBuffer[g_FrameIndex], g_Allocator); + if (g_IndexBufferMemory[g_FrameIndex]) + vkFreeMemory(g_Device, g_IndexBufferMemory[g_FrameIndex], g_Allocator); + size_t index_buffer_size = ((index_size-1) / g_BufferMemoryAlignment+1) * g_BufferMemoryAlignment; + VkBufferCreateInfo buffer_info = {}; + buffer_info.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO; + buffer_info.size = index_buffer_size; + buffer_info.usage = VK_BUFFER_USAGE_INDEX_BUFFER_BIT; + buffer_info.sharingMode = VK_SHARING_MODE_EXCLUSIVE; + err = vkCreateBuffer(g_Device, &buffer_info, g_Allocator, &g_IndexBuffer[g_FrameIndex]); + ImGui_ImplGlfwVulkan_VkResult(err); + VkMemoryRequirements req; + vkGetBufferMemoryRequirements(g_Device, g_IndexBuffer[g_FrameIndex], &req); + g_BufferMemoryAlignment = (g_BufferMemoryAlignment > req.alignment) ? g_BufferMemoryAlignment : req.alignment; + VkMemoryAllocateInfo alloc_info = {}; + alloc_info.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; + alloc_info.allocationSize = req.size; + alloc_info.memoryTypeIndex = ImGui_ImplGlfwVulkan_MemoryType(VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, req.memoryTypeBits); + err = vkAllocateMemory(g_Device, &alloc_info, g_Allocator, &g_IndexBufferMemory[g_FrameIndex]); + ImGui_ImplGlfwVulkan_VkResult(err); + err = vkBindBufferMemory(g_Device, g_IndexBuffer[g_FrameIndex], g_IndexBufferMemory[g_FrameIndex], 0); + ImGui_ImplGlfwVulkan_VkResult(err); + g_IndexBufferSize[g_FrameIndex] = index_buffer_size; + } + + // Upload Vertex and index Data: + { + ImDrawVert* vtx_dst; + ImDrawIdx* idx_dst; + err = vkMapMemory(g_Device, g_VertexBufferMemory[g_FrameIndex], 0, vertex_size, 0, (void**)(&vtx_dst)); + ImGui_ImplGlfwVulkan_VkResult(err); + err = vkMapMemory(g_Device, g_IndexBufferMemory[g_FrameIndex], 0, index_size, 0, (void**)(&idx_dst)); + ImGui_ImplGlfwVulkan_VkResult(err); + for (int n = 0; n < draw_data->CmdListsCount; n++) + { + const ImDrawList* cmd_list = draw_data->CmdLists[n]; + memcpy(vtx_dst, cmd_list->VtxBuffer.Data, cmd_list->VtxBuffer.Size * sizeof(ImDrawVert)); + memcpy(idx_dst, cmd_list->IdxBuffer.Data, cmd_list->IdxBuffer.Size * sizeof(ImDrawIdx)); + vtx_dst += cmd_list->VtxBuffer.Size; + idx_dst += cmd_list->IdxBuffer.Size; + } + VkMappedMemoryRange range[2] = {}; + range[0].sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE; + range[0].memory = g_VertexBufferMemory[g_FrameIndex]; + range[0].size = VK_WHOLE_SIZE; + range[1].sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE; + range[1].memory = g_IndexBufferMemory[g_FrameIndex]; + range[1].size = VK_WHOLE_SIZE; + err = vkFlushMappedMemoryRanges(g_Device, 2, range); + ImGui_ImplGlfwVulkan_VkResult(err); + vkUnmapMemory(g_Device, g_VertexBufferMemory[g_FrameIndex]); + vkUnmapMemory(g_Device, g_IndexBufferMemory[g_FrameIndex]); + } + + // Bind pipeline and descriptor sets: + { + vkCmdBindPipeline(g_CommandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, g_Pipeline); + VkDescriptorSet desc_set[1] = {g_DescriptorSet}; + vkCmdBindDescriptorSets(g_CommandBuffer, VK_PIPELINE_BIND_POINT_GRAPHICS, g_PipelineLayout, 0, 1, desc_set, 0, NULL); + } + + // Bind Vertex And Index Buffer: + { + VkBuffer vertex_buffers[1] = {g_VertexBuffer[g_FrameIndex]}; + VkDeviceSize vertex_offset[1] = {0}; + vkCmdBindVertexBuffers(g_CommandBuffer, 0, 1, vertex_buffers, vertex_offset); + vkCmdBindIndexBuffer(g_CommandBuffer, g_IndexBuffer[g_FrameIndex], 0, VK_INDEX_TYPE_UINT16); + } + + // Setup viewport: + { + VkViewport viewport; + viewport.x = 0; + viewport.y = 0; + viewport.width = ImGui::GetIO().DisplaySize.x; + viewport.height = ImGui::GetIO().DisplaySize.y; + viewport.minDepth = 0.0f; + viewport.maxDepth = 1.0f; + vkCmdSetViewport(g_CommandBuffer, 0, 1, &viewport); + } + + // Setup scale and translation: + { + float scale[2]; + scale[0] = 2.0f/io.DisplaySize.x; + scale[1] = 2.0f/io.DisplaySize.y; + float translate[2]; + translate[0] = -1.0f; + translate[1] = -1.0f; + vkCmdPushConstants(g_CommandBuffer, g_PipelineLayout, VK_SHADER_STAGE_VERTEX_BIT, sizeof(float) * 0, sizeof(float) * 2, scale); + vkCmdPushConstants(g_CommandBuffer, g_PipelineLayout, VK_SHADER_STAGE_VERTEX_BIT, sizeof(float) * 2, sizeof(float) * 2, translate); + } + + // Render the command lists: + int vtx_offset = 0; + int idx_offset = 0; + for (int n = 0; n < draw_data->CmdListsCount; n++) + { + const ImDrawList* cmd_list = draw_data->CmdLists[n]; + for (int cmd_i = 0; cmd_i < cmd_list->CmdBuffer.Size; cmd_i++) + { + const ImDrawCmd* pcmd = &cmd_list->CmdBuffer[cmd_i]; + if (pcmd->UserCallback) + { + pcmd->UserCallback(cmd_list, pcmd); + } + else + { + VkRect2D scissor; + scissor.offset.x = (int32_t)(pcmd->ClipRect.x) > 0 ? (int32_t)(pcmd->ClipRect.x) : 0; + scissor.offset.y = (int32_t)(pcmd->ClipRect.y) > 0 ? (int32_t)(pcmd->ClipRect.y) : 0; + scissor.extent.width = (uint32_t)(pcmd->ClipRect.z - pcmd->ClipRect.x); + scissor.extent.height = (uint32_t)(pcmd->ClipRect.w - pcmd->ClipRect.y + 1); // FIXME: Why +1 here? + vkCmdSetScissor(g_CommandBuffer, 0, 1, &scissor); + vkCmdDrawIndexed(g_CommandBuffer, pcmd->ElemCount, 1, idx_offset, vtx_offset, 0); + } + idx_offset += pcmd->ElemCount; + } + vtx_offset += cmd_list->VtxBuffer.Size; + } +} + +static const char* ImGui_ImplGlfwVulkan_GetClipboardText(void* user_data) +{ + return glfwGetClipboardString((GLFWwindow*)user_data); +} + +static void ImGui_ImplGlfwVulkan_SetClipboardText(void* user_data, const char* text) +{ + glfwSetClipboardString((GLFWwindow*)user_data, text); +} + +void ImGui_ImplGlfwVulkan_MouseButtonCallback(GLFWwindow*, int button, int action, int /*mods*/) +{ + if (action == GLFW_PRESS && button >= 0 && button < 3) + g_MousePressed[button] = true; +} + +void ImGui_ImplGlfwVulkan_ScrollCallback(GLFWwindow*, double /*xoffset*/, double yoffset) +{ + g_MouseWheel += (float)yoffset; // Use fractional mouse wheel. +} + +void ImGui_ImplGlfwVulkan_KeyCallback(GLFWwindow*, int key, int, int action, int mods) +{ + ImGuiIO& io = ImGui::GetIO(); + if (action == GLFW_PRESS) + io.KeysDown[key] = true; + if (action == GLFW_RELEASE) + io.KeysDown[key] = false; + + (void)mods; // Modifiers are not reliable across systems + io.KeyCtrl = io.KeysDown[GLFW_KEY_LEFT_CONTROL] || io.KeysDown[GLFW_KEY_RIGHT_CONTROL]; + io.KeyShift = io.KeysDown[GLFW_KEY_LEFT_SHIFT] || io.KeysDown[GLFW_KEY_RIGHT_SHIFT]; + io.KeyAlt = io.KeysDown[GLFW_KEY_LEFT_ALT] || io.KeysDown[GLFW_KEY_RIGHT_ALT]; + io.KeySuper = io.KeysDown[GLFW_KEY_LEFT_SUPER] || io.KeysDown[GLFW_KEY_RIGHT_SUPER]; +} + +void ImGui_ImplGlfwVulkan_CharCallback(GLFWwindow*, unsigned int c) +{ + ImGuiIO& io = ImGui::GetIO(); + if (c > 0 && c < 0x10000) + io.AddInputCharacter((unsigned short)c); +} + +bool ImGui_ImplGlfwVulkan_CreateFontsTexture(VkCommandBuffer command_buffer) +{ + ImGuiIO& io = ImGui::GetIO(); + + unsigned char* pixels; + int width, height; + io.Fonts->GetTexDataAsRGBA32(&pixels, &width, &height); + size_t upload_size = width*height*4*sizeof(char); + + VkResult err; + + // Create the Image: + { + VkImageCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_IMAGE_CREATE_INFO; + info.imageType = VK_IMAGE_TYPE_2D; + info.format = VK_FORMAT_R8G8B8A8_UNORM; + info.extent.width = width; + info.extent.height = height; + info.extent.depth = 1; + info.mipLevels = 1; + info.arrayLayers = 1; + info.samples = VK_SAMPLE_COUNT_1_BIT; + info.tiling = VK_IMAGE_TILING_OPTIMAL; + info.usage = VK_IMAGE_USAGE_SAMPLED_BIT | VK_IMAGE_USAGE_TRANSFER_DST_BIT; + info.sharingMode = VK_SHARING_MODE_EXCLUSIVE; + info.initialLayout = VK_IMAGE_LAYOUT_UNDEFINED; + err = vkCreateImage(g_Device, &info, g_Allocator, &g_FontImage); + ImGui_ImplGlfwVulkan_VkResult(err); + VkMemoryRequirements req; + vkGetImageMemoryRequirements(g_Device, g_FontImage, &req); + VkMemoryAllocateInfo alloc_info = {}; + alloc_info.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; + alloc_info.allocationSize = req.size; + alloc_info.memoryTypeIndex = ImGui_ImplGlfwVulkan_MemoryType(VK_MEMORY_PROPERTY_DEVICE_LOCAL_BIT, req.memoryTypeBits); + err = vkAllocateMemory(g_Device, &alloc_info, g_Allocator, &g_FontMemory); + ImGui_ImplGlfwVulkan_VkResult(err); + err = vkBindImageMemory(g_Device, g_FontImage, g_FontMemory, 0); + ImGui_ImplGlfwVulkan_VkResult(err); + } + + // Create the Image View: + { + VkImageViewCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_IMAGE_VIEW_CREATE_INFO; + info.image = g_FontImage; + info.viewType = VK_IMAGE_VIEW_TYPE_2D; + info.format = VK_FORMAT_R8G8B8A8_UNORM; + info.subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT; + info.subresourceRange.levelCount = 1; + info.subresourceRange.layerCount = 1; + err = vkCreateImageView(g_Device, &info, g_Allocator, &g_FontView); + ImGui_ImplGlfwVulkan_VkResult(err); + } + + // Update the Descriptor Set: + { + VkDescriptorImageInfo desc_image[1] = {}; + desc_image[0].sampler = g_FontSampler; + desc_image[0].imageView = g_FontView; + desc_image[0].imageLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + VkWriteDescriptorSet write_desc[1] = {}; + write_desc[0].sType = VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET; + write_desc[0].dstSet = g_DescriptorSet; + write_desc[0].descriptorCount = 1; + write_desc[0].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; + write_desc[0].pImageInfo = desc_image; + vkUpdateDescriptorSets(g_Device, 1, write_desc, 0, NULL); + } + + // Create the Upload Buffer: + { + VkBufferCreateInfo buffer_info = {}; + buffer_info.sType = VK_STRUCTURE_TYPE_BUFFER_CREATE_INFO; + buffer_info.size = upload_size; + buffer_info.usage = VK_BUFFER_USAGE_TRANSFER_SRC_BIT; + buffer_info.sharingMode = VK_SHARING_MODE_EXCLUSIVE; + err = vkCreateBuffer(g_Device, &buffer_info, g_Allocator, &g_UploadBuffer); + ImGui_ImplGlfwVulkan_VkResult(err); + VkMemoryRequirements req; + vkGetBufferMemoryRequirements(g_Device, g_UploadBuffer, &req); + g_BufferMemoryAlignment = (g_BufferMemoryAlignment > req.alignment) ? g_BufferMemoryAlignment : req.alignment; + VkMemoryAllocateInfo alloc_info = {}; + alloc_info.sType = VK_STRUCTURE_TYPE_MEMORY_ALLOCATE_INFO; + alloc_info.allocationSize = req.size; + alloc_info.memoryTypeIndex = ImGui_ImplGlfwVulkan_MemoryType(VK_MEMORY_PROPERTY_HOST_VISIBLE_BIT, req.memoryTypeBits); + err = vkAllocateMemory(g_Device, &alloc_info, g_Allocator, &g_UploadBufferMemory); + ImGui_ImplGlfwVulkan_VkResult(err); + err = vkBindBufferMemory(g_Device, g_UploadBuffer, g_UploadBufferMemory, 0); + ImGui_ImplGlfwVulkan_VkResult(err); + } + + // Upload to Buffer: + { + char* map = NULL; + err = vkMapMemory(g_Device, g_UploadBufferMemory, 0, upload_size, 0, (void**)(&map)); + ImGui_ImplGlfwVulkan_VkResult(err); + memcpy(map, pixels, upload_size); + VkMappedMemoryRange range[1] = {}; + range[0].sType = VK_STRUCTURE_TYPE_MAPPED_MEMORY_RANGE; + range[0].memory = g_UploadBufferMemory; + range[0].size = upload_size; + err = vkFlushMappedMemoryRanges(g_Device, 1, range); + ImGui_ImplGlfwVulkan_VkResult(err); + vkUnmapMemory(g_Device, g_UploadBufferMemory); + } + // Copy to Image: + { + VkImageMemoryBarrier copy_barrier[1] = {}; + copy_barrier[0].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER; + copy_barrier[0].dstAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; + copy_barrier[0].oldLayout = VK_IMAGE_LAYOUT_UNDEFINED; + copy_barrier[0].newLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; + copy_barrier[0].srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED; + copy_barrier[0].dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED; + copy_barrier[0].image = g_FontImage; + copy_barrier[0].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT; + copy_barrier[0].subresourceRange.levelCount = 1; + copy_barrier[0].subresourceRange.layerCount = 1; + vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_HOST_BIT, VK_PIPELINE_STAGE_TRANSFER_BIT, 0, 0, NULL, 0, NULL, 1, copy_barrier); + + VkBufferImageCopy region = {}; + region.imageSubresource.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT; + region.imageSubresource.layerCount = 1; + region.imageExtent.width = width; + region.imageExtent.height = height; + region.imageExtent.depth = 1; + vkCmdCopyBufferToImage(command_buffer, g_UploadBuffer, g_FontImage, VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL, 1, ®ion); + + VkImageMemoryBarrier use_barrier[1] = {}; + use_barrier[0].sType = VK_STRUCTURE_TYPE_IMAGE_MEMORY_BARRIER; + use_barrier[0].srcAccessMask = VK_ACCESS_TRANSFER_WRITE_BIT; + use_barrier[0].dstAccessMask = VK_ACCESS_SHADER_READ_BIT; + use_barrier[0].oldLayout = VK_IMAGE_LAYOUT_TRANSFER_DST_OPTIMAL; + use_barrier[0].newLayout = VK_IMAGE_LAYOUT_SHADER_READ_ONLY_OPTIMAL; + use_barrier[0].srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED; + use_barrier[0].dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED; + use_barrier[0].image = g_FontImage; + use_barrier[0].subresourceRange.aspectMask = VK_IMAGE_ASPECT_COLOR_BIT; + use_barrier[0].subresourceRange.levelCount = 1; + use_barrier[0].subresourceRange.layerCount = 1; + vkCmdPipelineBarrier(command_buffer, VK_PIPELINE_STAGE_TRANSFER_BIT, VK_PIPELINE_STAGE_FRAGMENT_SHADER_BIT, 0, 0, NULL, 0, NULL, 1, use_barrier); + } + + // Store our identifier + io.Fonts->TexID = (void *)(intptr_t)g_FontImage; + + return true; +} + +bool ImGui_ImplGlfwVulkan_CreateDeviceObjects() +{ + VkResult err; + VkShaderModule vert_module; + VkShaderModule frag_module; + + // Create The Shader Modules: + { + VkShaderModuleCreateInfo vert_info = {}; + vert_info.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO; + vert_info.codeSize = sizeof(__glsl_shader_vert_spv); + vert_info.pCode = (uint32_t*)__glsl_shader_vert_spv; + err = vkCreateShaderModule(g_Device, &vert_info, g_Allocator, &vert_module); + ImGui_ImplGlfwVulkan_VkResult(err); + VkShaderModuleCreateInfo frag_info = {}; + frag_info.sType = VK_STRUCTURE_TYPE_SHADER_MODULE_CREATE_INFO; + frag_info.codeSize = sizeof(__glsl_shader_frag_spv); + frag_info.pCode = (uint32_t*)__glsl_shader_frag_spv; + err = vkCreateShaderModule(g_Device, &frag_info, g_Allocator, &frag_module); + ImGui_ImplGlfwVulkan_VkResult(err); + } + + if (!g_FontSampler) + { + VkSamplerCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_SAMPLER_CREATE_INFO; + info.magFilter = VK_FILTER_LINEAR; + info.minFilter = VK_FILTER_LINEAR; + info.mipmapMode = VK_SAMPLER_MIPMAP_MODE_LINEAR; + info.addressModeU = VK_SAMPLER_ADDRESS_MODE_REPEAT; + info.addressModeV = VK_SAMPLER_ADDRESS_MODE_REPEAT; + info.addressModeW = VK_SAMPLER_ADDRESS_MODE_REPEAT; + info.minLod = -1000; + info.maxLod = 1000; + info.maxAnisotropy = 1.0f; + err = vkCreateSampler(g_Device, &info, g_Allocator, &g_FontSampler); + ImGui_ImplGlfwVulkan_VkResult(err); + } + + if (!g_DescriptorSetLayout) + { + VkSampler sampler[1] = {g_FontSampler}; + VkDescriptorSetLayoutBinding binding[1] = {}; + binding[0].descriptorType = VK_DESCRIPTOR_TYPE_COMBINED_IMAGE_SAMPLER; + binding[0].descriptorCount = 1; + binding[0].stageFlags = VK_SHADER_STAGE_FRAGMENT_BIT; + binding[0].pImmutableSamplers = sampler; + VkDescriptorSetLayoutCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_LAYOUT_CREATE_INFO; + info.bindingCount = 1; + info.pBindings = binding; + err = vkCreateDescriptorSetLayout(g_Device, &info, g_Allocator, &g_DescriptorSetLayout); + ImGui_ImplGlfwVulkan_VkResult(err); + } + + // Create Descriptor Set: + { + VkDescriptorSetAllocateInfo alloc_info = {}; + alloc_info.sType = VK_STRUCTURE_TYPE_DESCRIPTOR_SET_ALLOCATE_INFO; + alloc_info.descriptorPool = g_DescriptorPool; + alloc_info.descriptorSetCount = 1; + alloc_info.pSetLayouts = &g_DescriptorSetLayout; + err = vkAllocateDescriptorSets(g_Device, &alloc_info, &g_DescriptorSet); + ImGui_ImplGlfwVulkan_VkResult(err); + } + + if (!g_PipelineLayout) + { + VkPushConstantRange push_constants[1] = {}; + push_constants[0].stageFlags = VK_SHADER_STAGE_VERTEX_BIT; + push_constants[0].offset = sizeof(float) * 0; + push_constants[0].size = sizeof(float) * 4; + VkDescriptorSetLayout set_layout[1] = {g_DescriptorSetLayout}; + VkPipelineLayoutCreateInfo layout_info = {}; + layout_info.sType = VK_STRUCTURE_TYPE_PIPELINE_LAYOUT_CREATE_INFO; + layout_info.setLayoutCount = 1; + layout_info.pSetLayouts = set_layout; + layout_info.pushConstantRangeCount = 1; + layout_info.pPushConstantRanges = push_constants; + err = vkCreatePipelineLayout(g_Device, &layout_info, g_Allocator, &g_PipelineLayout); + ImGui_ImplGlfwVulkan_VkResult(err); + } + + VkPipelineShaderStageCreateInfo stage[2] = {}; + stage[0].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; + stage[0].stage = VK_SHADER_STAGE_VERTEX_BIT; + stage[0].module = vert_module; + stage[0].pName = "main"; + stage[1].sType = VK_STRUCTURE_TYPE_PIPELINE_SHADER_STAGE_CREATE_INFO; + stage[1].stage = VK_SHADER_STAGE_FRAGMENT_BIT; + stage[1].module = frag_module; + stage[1].pName = "main"; + + VkVertexInputBindingDescription binding_desc[1] = {}; + binding_desc[0].stride = sizeof(ImDrawVert); + binding_desc[0].inputRate = VK_VERTEX_INPUT_RATE_VERTEX; + + VkVertexInputAttributeDescription attribute_desc[3] = {}; + attribute_desc[0].location = 0; + attribute_desc[0].binding = binding_desc[0].binding; + attribute_desc[0].format = VK_FORMAT_R32G32_SFLOAT; + attribute_desc[0].offset = (size_t)(&((ImDrawVert*)0)->pos); + attribute_desc[1].location = 1; + attribute_desc[1].binding = binding_desc[0].binding; + attribute_desc[1].format = VK_FORMAT_R32G32_SFLOAT; + attribute_desc[1].offset = (size_t)(&((ImDrawVert*)0)->uv); + attribute_desc[2].location = 2; + attribute_desc[2].binding = binding_desc[0].binding; + attribute_desc[2].format = VK_FORMAT_R8G8B8A8_UNORM; + attribute_desc[2].offset = (size_t)(&((ImDrawVert*)0)->col); + + VkPipelineVertexInputStateCreateInfo vertex_info = {}; + vertex_info.sType = VK_STRUCTURE_TYPE_PIPELINE_VERTEX_INPUT_STATE_CREATE_INFO; + vertex_info.vertexBindingDescriptionCount = 1; + vertex_info.pVertexBindingDescriptions = binding_desc; + vertex_info.vertexAttributeDescriptionCount = 3; + vertex_info.pVertexAttributeDescriptions = attribute_desc; + + VkPipelineInputAssemblyStateCreateInfo ia_info = {}; + ia_info.sType = VK_STRUCTURE_TYPE_PIPELINE_INPUT_ASSEMBLY_STATE_CREATE_INFO; + ia_info.topology = VK_PRIMITIVE_TOPOLOGY_TRIANGLE_LIST; + + VkPipelineViewportStateCreateInfo viewport_info = {}; + viewport_info.sType = VK_STRUCTURE_TYPE_PIPELINE_VIEWPORT_STATE_CREATE_INFO; + viewport_info.viewportCount = 1; + viewport_info.scissorCount = 1; + + VkPipelineRasterizationStateCreateInfo raster_info = {}; + raster_info.sType = VK_STRUCTURE_TYPE_PIPELINE_RASTERIZATION_STATE_CREATE_INFO; + raster_info.polygonMode = VK_POLYGON_MODE_FILL; + raster_info.cullMode = VK_CULL_MODE_NONE; + raster_info.frontFace = VK_FRONT_FACE_COUNTER_CLOCKWISE; + raster_info.lineWidth = 1.0f; + + VkPipelineMultisampleStateCreateInfo ms_info = {}; + ms_info.sType = VK_STRUCTURE_TYPE_PIPELINE_MULTISAMPLE_STATE_CREATE_INFO; + ms_info.rasterizationSamples = VK_SAMPLE_COUNT_1_BIT; + + VkPipelineColorBlendAttachmentState color_attachment[1] = {}; + color_attachment[0].blendEnable = VK_TRUE; + color_attachment[0].srcColorBlendFactor = VK_BLEND_FACTOR_SRC_ALPHA; + color_attachment[0].dstColorBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA; + color_attachment[0].colorBlendOp = VK_BLEND_OP_ADD; + color_attachment[0].srcAlphaBlendFactor = VK_BLEND_FACTOR_ONE_MINUS_SRC_ALPHA; + color_attachment[0].dstAlphaBlendFactor = VK_BLEND_FACTOR_ZERO; + color_attachment[0].alphaBlendOp = VK_BLEND_OP_ADD; + color_attachment[0].colorWriteMask = VK_COLOR_COMPONENT_R_BIT | VK_COLOR_COMPONENT_G_BIT | VK_COLOR_COMPONENT_B_BIT | VK_COLOR_COMPONENT_A_BIT; + + VkPipelineDepthStencilStateCreateInfo depth_info = {}; + depth_info.sType = VK_STRUCTURE_TYPE_PIPELINE_DEPTH_STENCIL_STATE_CREATE_INFO; + + VkPipelineColorBlendStateCreateInfo blend_info = {}; + blend_info.sType = VK_STRUCTURE_TYPE_PIPELINE_COLOR_BLEND_STATE_CREATE_INFO; + blend_info.attachmentCount = 1; + blend_info.pAttachments = color_attachment; + + VkDynamicState dynamic_states[2] = { VK_DYNAMIC_STATE_VIEWPORT, VK_DYNAMIC_STATE_SCISSOR }; + VkPipelineDynamicStateCreateInfo dynamic_state = {}; + dynamic_state.sType = VK_STRUCTURE_TYPE_PIPELINE_DYNAMIC_STATE_CREATE_INFO; + dynamic_state.dynamicStateCount = 2; + dynamic_state.pDynamicStates = dynamic_states; + + VkGraphicsPipelineCreateInfo info = {}; + info.sType = VK_STRUCTURE_TYPE_GRAPHICS_PIPELINE_CREATE_INFO; + info.flags = g_PipelineCreateFlags; + info.stageCount = 2; + info.pStages = stage; + info.pVertexInputState = &vertex_info; + info.pInputAssemblyState = &ia_info; + info.pViewportState = &viewport_info; + info.pRasterizationState = &raster_info; + info.pMultisampleState = &ms_info; + info.pDepthStencilState = &depth_info; + info.pColorBlendState = &blend_info; + info.pDynamicState = &dynamic_state; + info.layout = g_PipelineLayout; + info.renderPass = g_RenderPass; + err = vkCreateGraphicsPipelines(g_Device, g_PipelineCache, 1, &info, g_Allocator, &g_Pipeline); + ImGui_ImplGlfwVulkan_VkResult(err); + + vkDestroyShaderModule(g_Device, vert_module, g_Allocator); + vkDestroyShaderModule(g_Device, frag_module, g_Allocator); + + return true; +} + +void ImGui_ImplGlfwVulkan_InvalidateFontUploadObjects() +{ + if (g_UploadBuffer) + { + vkDestroyBuffer(g_Device, g_UploadBuffer, g_Allocator); + g_UploadBuffer = VK_NULL_HANDLE; + } + if (g_UploadBufferMemory) + { + vkFreeMemory(g_Device, g_UploadBufferMemory, g_Allocator); + g_UploadBufferMemory = VK_NULL_HANDLE; + } +} + +void ImGui_ImplGlfwVulkan_InvalidateDeviceObjects() +{ + ImGui_ImplGlfwVulkan_InvalidateFontUploadObjects(); + + for (int i = 0; i < IMGUI_VK_QUEUED_FRAMES; i++) + { + if (g_VertexBuffer[i]) { vkDestroyBuffer(g_Device, g_VertexBuffer[i], g_Allocator); g_VertexBuffer[i] = VK_NULL_HANDLE; } + if (g_VertexBufferMemory[i]) { vkFreeMemory(g_Device, g_VertexBufferMemory[i], g_Allocator); g_VertexBufferMemory[i] = VK_NULL_HANDLE; } + if (g_IndexBuffer[i]) { vkDestroyBuffer(g_Device, g_IndexBuffer[i], g_Allocator); g_IndexBuffer[i] = VK_NULL_HANDLE; } + if (g_IndexBufferMemory[i]) { vkFreeMemory(g_Device, g_IndexBufferMemory[i], g_Allocator); g_IndexBufferMemory[i] = VK_NULL_HANDLE; } + } + + if (g_FontView) { vkDestroyImageView(g_Device, g_FontView, g_Allocator); g_FontView = VK_NULL_HANDLE; } + if (g_FontImage) { vkDestroyImage(g_Device, g_FontImage, g_Allocator); g_FontImage = VK_NULL_HANDLE; } + if (g_FontMemory) { vkFreeMemory(g_Device, g_FontMemory, g_Allocator); g_FontMemory = VK_NULL_HANDLE; } + if (g_FontSampler) { vkDestroySampler(g_Device, g_FontSampler, g_Allocator); g_FontSampler = VK_NULL_HANDLE; } + if (g_DescriptorSetLayout) { vkDestroyDescriptorSetLayout(g_Device, g_DescriptorSetLayout, g_Allocator); g_DescriptorSetLayout = VK_NULL_HANDLE; } + if (g_PipelineLayout) { vkDestroyPipelineLayout(g_Device, g_PipelineLayout, g_Allocator); g_PipelineLayout = VK_NULL_HANDLE; } + if (g_Pipeline) { vkDestroyPipeline(g_Device, g_Pipeline, g_Allocator); g_Pipeline = VK_NULL_HANDLE; } +} + +bool ImGui_ImplGlfwVulkan_Init(GLFWwindow* window, bool install_callbacks, ImGui_ImplGlfwVulkan_Init_Data *init_data) +{ + g_Allocator = init_data->allocator; + g_Gpu = init_data->gpu; + g_Device = init_data->device; + g_RenderPass = init_data->render_pass; + g_PipelineCache = init_data->pipeline_cache; + g_DescriptorPool = init_data->descriptor_pool; + g_CheckVkResult = init_data->check_vk_result; + + g_Window = window; + + ImGuiIO& io = ImGui::GetIO(); + io.KeyMap[ImGuiKey_Tab] = GLFW_KEY_TAB; // Keyboard mapping. ImGui will use those indices to peek into the io.KeyDown[] array. + io.KeyMap[ImGuiKey_LeftArrow] = GLFW_KEY_LEFT; + io.KeyMap[ImGuiKey_RightArrow] = GLFW_KEY_RIGHT; + io.KeyMap[ImGuiKey_UpArrow] = GLFW_KEY_UP; + io.KeyMap[ImGuiKey_DownArrow] = GLFW_KEY_DOWN; + io.KeyMap[ImGuiKey_PageUp] = GLFW_KEY_PAGE_UP; + io.KeyMap[ImGuiKey_PageDown] = GLFW_KEY_PAGE_DOWN; + io.KeyMap[ImGuiKey_Home] = GLFW_KEY_HOME; + io.KeyMap[ImGuiKey_End] = GLFW_KEY_END; + io.KeyMap[ImGuiKey_Delete] = GLFW_KEY_DELETE; + io.KeyMap[ImGuiKey_Backspace] = GLFW_KEY_BACKSPACE; + io.KeyMap[ImGuiKey_Enter] = GLFW_KEY_ENTER; + io.KeyMap[ImGuiKey_Escape] = GLFW_KEY_ESCAPE; + io.KeyMap[ImGuiKey_A] = GLFW_KEY_A; + io.KeyMap[ImGuiKey_C] = GLFW_KEY_C; + io.KeyMap[ImGuiKey_V] = GLFW_KEY_V; + io.KeyMap[ImGuiKey_X] = GLFW_KEY_X; + io.KeyMap[ImGuiKey_Y] = GLFW_KEY_Y; + io.KeyMap[ImGuiKey_Z] = GLFW_KEY_Z; + + io.RenderDrawListsFn = ImGui_ImplGlfwVulkan_RenderDrawLists; // Alternatively you can set this to NULL and call ImGui::GetDrawData() after ImGui::Render() to get the same ImDrawData pointer. + io.SetClipboardTextFn = ImGui_ImplGlfwVulkan_SetClipboardText; + io.GetClipboardTextFn = ImGui_ImplGlfwVulkan_GetClipboardText; + io.ClipboardUserData = g_Window; +#ifdef _WIN32 + io.ImeWindowHandle = glfwGetWin32Window(g_Window); +#endif + + if (install_callbacks) + { + glfwSetMouseButtonCallback(window, ImGui_ImplGlfwVulkan_MouseButtonCallback); + glfwSetScrollCallback(window, ImGui_ImplGlfwVulkan_ScrollCallback); + glfwSetKeyCallback(window, ImGui_ImplGlfwVulkan_KeyCallback); + glfwSetCharCallback(window, ImGui_ImplGlfwVulkan_CharCallback); + } + + ImGui_ImplGlfwVulkan_CreateDeviceObjects(); + + return true; +} + +void ImGui_ImplGlfwVulkan_Shutdown() +{ + ImGui_ImplGlfwVulkan_InvalidateDeviceObjects(); + ImGui::Shutdown(); +} + +void ImGui_ImplGlfwVulkan_NewFrame() +{ + ImGuiIO& io = ImGui::GetIO(); + + // Setup display size (every frame to accommodate for window resizing) + int w, h; + int display_w, display_h; + glfwGetWindowSize(g_Window, &w, &h); + glfwGetFramebufferSize(g_Window, &display_w, &display_h); + io.DisplaySize = ImVec2((float)w, (float)h); + io.DisplayFramebufferScale = ImVec2(w > 0 ? ((float)display_w / w) : 0, h > 0 ? ((float)display_h / h) : 0); + + // Setup time step + double current_time = glfwGetTime(); + io.DeltaTime = g_Time > 0.0 ? (float)(current_time - g_Time) : (float)(1.0f/60.0f); + g_Time = current_time; + + // Setup inputs + // (we already got mouse wheel, keyboard keys & characters from glfw callbacks polled in glfwPollEvents()) + if (glfwGetWindowAttrib(g_Window, GLFW_FOCUSED)) + { + double mouse_x, mouse_y; + glfwGetCursorPos(g_Window, &mouse_x, &mouse_y); + io.MousePos = ImVec2((float)mouse_x, (float)mouse_y); // Mouse position in screen coordinates (set to -1,-1 if no mouse / on another screen, etc.) + } + else + { + io.MousePos = ImVec2(-FLT_MAX,-FLT_MAX); + } + + for (int i = 0; i < 3; i++) + { + io.MouseDown[i] = g_MousePressed[i] || glfwGetMouseButton(g_Window, i) != 0; // If a mouse press event came, always pass it as "mouse held this frame", so we don't miss click-release events that are shorter than 1 frame. + g_MousePressed[i] = false; + } + + io.MouseWheel = g_MouseWheel; + g_MouseWheel = 0.0f; + + // Hide OS mouse cursor if ImGui is drawing it + glfwSetInputMode(g_Window, GLFW_CURSOR, io.MouseDrawCursor ? GLFW_CURSOR_HIDDEN : GLFW_CURSOR_NORMAL); + + // Start the frame. This call will update the io.WantCaptureMouse, io.WantCaptureKeyboard flag that you can use to dispatch inputs (or not) to your application. + ImGui::NewFrame(); +} + +void ImGui_ImplGlfwVulkan_Render(VkCommandBuffer command_buffer) +{ + g_CommandBuffer = command_buffer; + ImGui::Render(); + g_CommandBuffer = VK_NULL_HANDLE; + g_FrameIndex = (g_FrameIndex + 1) % IMGUI_VK_QUEUED_FRAMES; +} diff --git a/cmake/ImguiConfig.cmake b/cmake/ImguiConfig.cmake new file mode 100644 index 0000000..83ca181 --- /dev/null +++ b/cmake/ImguiConfig.cmake @@ -0,0 +1,10 @@ +# Copyright (C) 2017 by Godlike +# This code is licensed under the MIT license (MIT) +# (http://opensource.org/licenses/MIT) + +set(IMGUI_INCLUDE_DIR "${KHAN_ROOT}/third_party/imgui") +set(IMGUI_SOURCES + ${IMGUI_INCLUDE_DIR}/imgui.cpp + ${IMGUI_INCLUDE_DIR}/imgui_draw.cpp + ${IMGUI_INCLUDE_DIR}/imgui_demo.cpp +) diff --git a/cmake/KhanConfig.cmake b/cmake/KhanConfig.cmake new file mode 100644 index 0000000..8d23d0d --- /dev/null +++ b/cmake/KhanConfig.cmake @@ -0,0 +1,41 @@ +# Copyright (C) 2017 by Godlike +# This code is licensed under the MIT license (MIT) +# (http://opensource.org/licenses/MIT) + +set(KHAN_NAME "Khan" CACHE STRING "Khan project name.") + +set(KHAN_VENDOR "Godlike") +set(KHAN_DESCRIPTION "Khan editor") +set(KHAN_COMMENT "") +set(KHAN_COPYRIGHT "Copyright (C) 2017 by Godlike") +set(KHAN_LEGAL_TM "Distributed under the MIT license (http://opensource.org/licenses/MIT)") + +set(KHAN_VERSION_MAJOR 0) +set(KHAN_VERSION_MINOR 1) +set(KHAN_VERSION_PATCH 0) +set(KHAN_VERSION_TWEAK 0) + +set(KHAN_VERSION "${KHAN_VERSION_MAJOR}.${KHAN_VERSION_MINOR}.${KHAN_VERSION_PATCH}") +set(KHAN_SOVERSION "${KHAN_VERSION_MAJOR}.${KHAN_VERSION_MINOR}") + +if(NOT DEFINED KHAN_ROOT) + set(KHAN_ROOT "${CMAKE_CURRENT_SOURCE_DIR}" CACHE STRING "Khan root directory.") +endif() + +list(APPEND CMAKE_MODULE_PATH "${KHAN_ROOT}/Khan/cmake") + +#Build flags +if (UNIX) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++14 -Wall -Werror -pedantic") + set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -s -O3") + set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -g3 -ggdb3 -O0") +elseif(WIN32) + set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /std:c++14 /MP /W3") + add_definitions(-D_CRT_SECURE_NO_WARNINGS) +endif() + +set(KHAN_INCLUDE_DIR + ${KHAN_ROOT} + ${KHAN_ROOT}/Khan/include + CACHE LIST "Khan include directories." +) diff --git a/cmake/UnicornConfig.cmake b/cmake/UnicornConfig.cmake new file mode 100644 index 0000000..721e588 --- /dev/null +++ b/cmake/UnicornConfig.cmake @@ -0,0 +1,8 @@ +# Copyright (C) 2017 by Godlike +# This code is licensed under the MIT license (MIT) +# (http://opensource.org/licenses/MIT) + +set(UNICORN_BUILD_DOCUMENTATION OFF CACHE BOOL "Build UnicornRender documentation") +set(UNICORN_BUILD_DEMOS OFF CACHE BOOL "Build UnicornRender demo projects") +set(UNICORN_BUILD_TESTS OFF CACHE BOOL "Build UnicornRender tests") +set(UNICORN_CUSTOM_PACKAGING OFF CACHE BOOL "Prepare custom CPack configuration file") diff --git a/godlike/Unicorn b/godlike/Unicorn new file mode 160000 index 0000000..aaf7333 --- /dev/null +++ b/godlike/Unicorn @@ -0,0 +1 @@ +Subproject commit aaf7333d126289f772db8fd1531d36343e4f500a diff --git a/third_party/Catch2 b/third_party/Catch2 new file mode 160000 index 0000000..c411c13 --- /dev/null +++ b/third_party/Catch2 @@ -0,0 +1 @@ +Subproject commit c411c131cb60a94b05147c3c55e8d22ca3d3d3b1 diff --git a/third_party/imgui b/third_party/imgui new file mode 160000 index 0000000..d9c5d72 --- /dev/null +++ b/third_party/imgui @@ -0,0 +1 @@ +Subproject commit d9c5d72962b4f88491cf570aaaa2b0ce8e2b6fb9