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IntroductionToVulkan/Project/Tutorials/02/Tutorial02.h

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////////////////////////////////////////////////////////////////////////////////
// Copyright 2017 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License"); you may not
// use this file except in compliance with the License. You may obtain a copy
// of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
// License for the specific language governing permissions and limitations
// under the License.
////////////////////////////////////////////////////////////////////////////////
#if !defined(TUTORIAL_02_HEADER)
#define TUTORIAL_02_HEADER
#include <vector>
#include "vulkan.h"
#include "OperatingSystem.h"
namespace ApiWithoutSecrets {
// ************************************************************ //
// VulkanTutorial02Parameters //
// //
// Vulkan specific parameters //
// ************************************************************ //
struct VulkanTutorial02Parameters {
VkInstance Instance;
VkPhysicalDevice PhysicalDevice;
VkDevice Device;
VkQueue GraphicsQueue;
VkQueue PresentQueue;
uint32_t GraphicsQueueFamilyIndex;
uint32_t PresentQueueFamilyIndex;
VkSurfaceKHR PresentationSurface;
VkSwapchainKHR SwapChain;
std::vector<VkCommandBuffer> PresentQueueCmdBuffers;
VkCommandPool PresentQueueCmdPool;
VkSemaphore ImageAvailableSemaphore;
VkSemaphore RenderingFinishedSemaphore;
VulkanTutorial02Parameters() :
Instance( VK_NULL_HANDLE ),
PhysicalDevice( VK_NULL_HANDLE ),
Device( VK_NULL_HANDLE ),
GraphicsQueue( VK_NULL_HANDLE ),
PresentQueue( VK_NULL_HANDLE ),
GraphicsQueueFamilyIndex( 0 ),
PresentQueueFamilyIndex( 0 ),
PresentationSurface( VK_NULL_HANDLE ),
SwapChain( VK_NULL_HANDLE ),
PresentQueueCmdBuffers( 0 ),
PresentQueueCmdPool( VK_NULL_HANDLE ) {
}
};
// ************************************************************ //
// Tutorial02 //
// //
// Class for presenting Vulkan usage topics //
// ************************************************************ //
class Tutorial02 : public OS::TutorialBase {
public:
Tutorial02();
~Tutorial02();
bool PrepareVulkan( OS::WindowParameters parameters );
bool CreateSwapChain();
bool OnWindowSizeChanged() override;
bool CreateCommandBuffers();
bool Draw() override;
private:
OS::LibraryHandle VulkanLibrary;
OS::WindowParameters Window;
VulkanTutorial02Parameters Vulkan;
bool LoadVulkanLibrary();
bool LoadExportedEntryPoints();
bool LoadGlobalLevelEntryPoints();
bool CreateInstance();
bool LoadInstanceLevelEntryPoints();
bool CreatePresentationSurface();
bool CreateDevice();
bool CheckPhysicalDeviceProperties( VkPhysicalDevice physical_device, uint32_t &graphics_queue_family_index, uint32_t &present_queue_family_index );
bool LoadDeviceLevelEntryPoints();
bool GetDeviceQueue();
bool CreateSemaphores();
bool RecordCommandBuffers();
void Clear();
bool CheckExtensionAvailability( const char *extension_name, const std::vector<VkExtensionProperties> &available_extensions );
uint32_t GetSwapChainNumImages( VkSurfaceCapabilitiesKHR &surface_capabilities );
VkSurfaceFormatKHR GetSwapChainFormat( std::vector<VkSurfaceFormatKHR> &surface_formats );
VkExtent2D GetSwapChainExtent( VkSurfaceCapabilitiesKHR &surface_capabilities );
VkImageUsageFlags GetSwapChainUsageFlags( VkSurfaceCapabilitiesKHR &surface_capabilities );
VkSurfaceTransformFlagBitsKHR GetSwapChainTransform( VkSurfaceCapabilitiesKHR &surface_capabilities );
VkPresentModeKHR GetSwapChainPresentMode( std::vector<VkPresentModeKHR> &present_modes );
};
} // namespace ApiWithoutSecrets
#endif // TUTORIAL_02_HEADER