/*
* Android Vulkan function pointer prototypes
*
* Copyright (C) 2016 by Sascha Willems - www.saschawillems.de
*
* This code is licensed under the MIT license (MIT) (http://opensource.org/licenses/MIT)
*/

#pragma once

#ifndef VULKANANDROID_H
#define VULKANANDROID_H

// Vulkan needs to be loaded dynamically on android

#pragma once

#ifndef VULKANANDROID_HPP
#define VULKANANDROID_HPP

#include "vulkan/vulkan.h"

#if defined(__ANDROID__)

#include <android/log.h>
#include <android_native_app_glue.h>
#include <android/configuration.h>
#include <memory>
#include <string>

// Missing from the NDK
namespace std
{
	template<typename T, typename... Args>
	std::unique_ptr<T> make_unique(Args&&... args)
	{
		return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
	}
}

// Global reference to android application object
extern android_app* androidApp;

#define LOGI(...) ((void)__android_log_print(ANDROID_LOG_INFO, "vulkanExample", __VA_ARGS__))
#define LOGW(...) ((void)__android_log_print(ANDROID_LOG_WARN, "vulkanExample", __VA_ARGS__))
#define LOGD(...) ((void)__android_log_print(ANDROID_LOG_DEBUG, "vulkanExample", __VA_ARGS__))
#define LOGE(...) ((void)__android_log_print(ANDROID_LOG_ERROR, "vulkanExample", __VA_ARGS__))

// Function pointer prototypes
// Not complete, just the functions used in the caps viewer!
extern PFN_vkCreateInstance vkCreateInstance;
extern PFN_vkGetDeviceProcAddr vkGetDeviceProcAddr;
extern PFN_vkGetInstanceProcAddr vkGetInstanceProcAddr;
extern PFN_vkCreateDevice vkCreateDevice;
extern PFN_vkEnumeratePhysicalDevices vkEnumeratePhysicalDevices;
extern PFN_vkGetPhysicalDeviceProperties vkGetPhysicalDeviceProperties;
extern PFN_vkGetPhysicalDeviceProperties2 vkGetPhysicalDeviceProperties2;
extern PFN_vkEnumerateDeviceExtensionProperties vkEnumerateDeviceExtensionProperties;
extern PFN_vkEnumerateDeviceLayerProperties vkEnumerateDeviceLayerProperties;
extern PFN_vkGetPhysicalDeviceFormatProperties vkGetPhysicalDeviceFormatProperties;
extern PFN_vkGetPhysicalDeviceFeatures vkGetPhysicalDeviceFeatures;
extern PFN_vkGetPhysicalDeviceFeatures2 vkGetPhysicalDeviceFeatures2;
extern PFN_vkGetPhysicalDeviceQueueFamilyProperties vkGetPhysicalDeviceQueueFamilyProperties;
extern PFN_vkGetPhysicalDeviceMemoryProperties vkGetPhysicalDeviceMemoryProperties;
extern PFN_vkEnumerateInstanceExtensionProperties vkEnumerateInstanceExtensionProperties;
extern PFN_vkEnumerateInstanceLayerProperties vkEnumerateInstanceLayerProperties;
extern PFN_vkCmdPipelineBarrier vkCmdPipelineBarrier;
extern PFN_vkCreateShaderModule vkCreateShaderModule;
extern PFN_vkCreateBuffer vkCreateBuffer;
extern PFN_vkGetBufferMemoryRequirements vkGetBufferMemoryRequirements;
extern PFN_vkMapMemory vkMapMemory;
extern PFN_vkUnmapMemory vkUnmapMemory;
extern PFN_vkFlushMappedMemoryRanges vkFlushMappedMemoryRanges;
extern PFN_vkInvalidateMappedMemoryRanges vkInvalidateMappedMemoryRanges;
extern PFN_vkBindBufferMemory vkBindBufferMemory;
extern PFN_vkDestroyBuffer vkDestroyBuffer;
extern PFN_vkAllocateMemory vkAllocateMemory;
extern PFN_vkBindImageMemory vkBindImageMemory;
extern PFN_vkGetImageSubresourceLayout vkGetImageSubresourceLayout;
extern PFN_vkCmdCopyBuffer vkCmdCopyBuffer;
extern PFN_vkCmdCopyBufferToImage vkCmdCopyBufferToImage;
extern PFN_vkCmdCopyImage vkCmdCopyImage;
extern PFN_vkCmdBlitImage vkCmdBlitImage;
extern PFN_vkCmdClearAttachments vkCmdClearAttachments;
extern PFN_vkCreateSampler vkCreateSampler;
extern PFN_vkDestroySampler vkDestroySampler;
extern PFN_vkDestroyImage vkDestroyImage;
extern PFN_vkFreeMemory vkFreeMemory;
extern PFN_vkCreateRenderPass vkCreateRenderPass;
extern PFN_vkCmdBeginRenderPass vkCmdBeginRenderPass;
extern PFN_vkCmdEndRenderPass vkCmdEndRenderPass;
extern PFN_vkCmdNextSubpass vkCmdNextSubpass;
extern PFN_vkCmdExecuteCommands vkCmdExecuteCommands;
extern PFN_vkCmdClearColorImage vkCmdClearColorImage;
extern PFN_vkCreateImage vkCreateImage;
extern PFN_vkGetImageMemoryRequirements vkGetImageMemoryRequirements;
extern PFN_vkCreateImageView vkCreateImageView;
extern PFN_vkDestroyImageView vkDestroyImageView;
extern PFN_vkCreateSemaphore vkCreateSemaphore;
extern PFN_vkDestroySemaphore vkDestroySemaphore;
extern PFN_vkCreateFence vkCreateFence;
extern PFN_vkDestroyFence vkDestroyFence;
extern PFN_vkWaitForFences vkWaitForFences;
extern PFN_vkResetFences vkResetFences;
extern PFN_vkResetDescriptorPool vkResetDescriptorPool;
extern PFN_vkCreateCommandPool vkCreateCommandPool;
extern PFN_vkDestroyCommandPool vkDestroyCommandPool;
extern PFN_vkAllocateCommandBuffers vkAllocateCommandBuffers;
extern PFN_vkBeginCommandBuffer vkBeginCommandBuffer;
extern PFN_vkEndCommandBuffer vkEndCommandBuffer;
extern PFN_vkGetDeviceQueue vkGetDeviceQueue;
extern PFN_vkQueueSubmit vkQueueSubmit;
extern PFN_vkQueueWaitIdle vkQueueWaitIdle;
extern PFN_vkDeviceWaitIdle vkDeviceWaitIdle;
extern PFN_vkCreateFramebuffer vkCreateFramebuffer;
extern PFN_vkCreatePipelineCache vkCreatePipelineCache;
extern PFN_vkCreatePipelineLayout vkCreatePipelineLayout;
extern PFN_vkCreateGraphicsPipelines vkCreateGraphicsPipelines;
extern PFN_vkCreateComputePipelines vkCreateComputePipelines;
extern PFN_vkCreateDescriptorPool vkCreateDescriptorPool;
extern PFN_vkCreateDescriptorSetLayout vkCreateDescriptorSetLayout;
extern PFN_vkAllocateDescriptorSets vkAllocateDescriptorSets;
extern PFN_vkUpdateDescriptorSets vkUpdateDescriptorSets;
extern PFN_vkCmdBindDescriptorSets vkCmdBindDescriptorSets;
extern PFN_vkCmdBindPipeline vkCmdBindPipeline;
extern PFN_vkCmdBindVertexBuffers vkCmdBindVertexBuffers;
extern PFN_vkCmdBindIndexBuffer vkCmdBindIndexBuffer;
extern PFN_vkCmdSetViewport vkCmdSetViewport;
extern PFN_vkCmdSetScissor vkCmdSetScissor;
extern PFN_vkCmdSetLineWidth vkCmdSetLineWidth;
extern PFN_vkCmdSetDepthBias vkCmdSetDepthBias;
extern PFN_vkCmdPushConstants vkCmdPushConstants;
extern PFN_vkCmdDrawIndexed vkCmdDrawIndexed;
extern PFN_vkCmdDraw vkCmdDraw;
extern PFN_vkCmdDrawIndexedIndirect vkCmdDrawIndexedIndirect;
extern PFN_vkCmdDrawIndirect vkCmdDrawIndirect;
extern PFN_vkCmdDispatch vkCmdDispatch;
extern PFN_vkDestroyPipeline vkDestroyPipeline;
extern PFN_vkDestroyPipelineLayout vkDestroyPipelineLayout;
extern PFN_vkDestroyDescriptorSetLayout vkDestroyDescriptorSetLayout;
extern PFN_vkDestroyDevice vkDestroyDevice;
extern PFN_vkDestroyInstance vkDestroyInstance;
extern PFN_vkDestroyDescriptorPool vkDestroyDescriptorPool;
extern PFN_vkFreeCommandBuffers vkFreeCommandBuffers;
extern PFN_vkDestroyRenderPass vkDestroyRenderPass;
extern PFN_vkDestroyFramebuffer vkDestroyFramebuffer;
extern PFN_vkDestroyShaderModule vkDestroyShaderModule;
extern PFN_vkDestroyPipelineCache vkDestroyPipelineCache;
extern PFN_vkCreateQueryPool vkCreateQueryPool;
extern PFN_vkDestroyQueryPool vkDestroyQueryPool;
extern PFN_vkGetQueryPoolResults vkGetQueryPoolResults;
extern PFN_vkCmdBeginQuery vkCmdBeginQuery;
extern PFN_vkCmdEndQuery vkCmdEndQuery;
extern PFN_vkCmdResetQueryPool vkCmdResetQueryPool;
extern PFN_vkCmdCopyQueryPoolResults vkCmdCopyQueryPoolResults;

extern PFN_vkCreateAndroidSurfaceKHR vkCreateAndroidSurfaceKHR;
extern PFN_vkDestroySurfaceKHR vkDestroySurfaceKHR;
extern PFN_vkCmdFillBuffer vkCmdFillBuffer;

namespace vks
{
	namespace android
	{
		/* @brief Touch control thresholds from Android NDK samples */
		const int32_t DOUBLE_TAP_TIMEOUT = 300 * 1000000;
		const int32_t TAP_TIMEOUT = 180 * 1000000;
		const int32_t DOUBLE_TAP_SLOP = 100;
		const int32_t TAP_SLOP = 8;

		/** @brief Density of the device screen (in DPI) */
		extern int32_t screenDensity;

		bool loadVulkanLibrary();
		void loadVulkanFunctions(VkInstance instance);
		void freeVulkanLibrary();
		void getDeviceConfig();
		void showAlert(const char* message);
	}
}

#endif

#endif // VULKANANDROID_HPP


#endif // VULKANANDROID_H