#ifndef COMMON_H_
#define COMMON_H_

#include "VmaUsage.h"

#ifdef _WIN32

#define MATHFU_COMPILE_WITHOUT_SIMD_SUPPORT
#include <mathfu/glsl_mappings.h>
#include <mathfu/constants.h>

#include <iostream>
#include <fstream>
#include <vector>
#include <memory>
#include <algorithm>
#include <numeric>
#include <array>
#include <type_traits>
#include <utility>
#include <chrono>
#include <string>

#include <cassert>
#include <cstdlib>
#include <cstdio>
#include <cstdarg>

typedef std::chrono::high_resolution_clock::time_point time_point;
typedef std::chrono::high_resolution_clock::duration duration;

#define ERR_GUARD_VULKAN(Expr) do { VkResult res__ = (Expr); if (res__ < 0) assert(0); } while(0)

extern VkPhysicalDevice g_hPhysicalDevice;
extern VkDevice g_hDevice;
extern VmaAllocator g_hAllocator;
extern bool g_MemoryAliasingWarningEnabled;

inline float ToFloatSeconds(duration d)
{
    return std::chrono::duration_cast<std::chrono::duration<float>>(d).count();
}

template <typename T>
inline T ceil_div(T x, T y)
{
	return (x+y-1) / y;
}

template <typename T>
static inline T align_up(T val, T align)
{
	return (val + align - 1) / align * align;
}

class RandomNumberGenerator
{
public:
    RandomNumberGenerator() : m_Value{GetTickCount()} {}
    RandomNumberGenerator(uint32_t seed) : m_Value{seed} { }
    void Seed(uint32_t seed) { m_Value = seed; }
    uint32_t Generate() { return GenerateFast() ^ (GenerateFast() >> 7); }

private:
    uint32_t m_Value;
    uint32_t GenerateFast() { return m_Value = (m_Value * 196314165 + 907633515); }
};

void ReadFile(std::vector<char>& out, const char* fileName);

enum class CONSOLE_COLOR
{
    INFO,
    NORMAL,
    WARNING,
    ERROR_,
    COUNT
};

void SetConsoleColor(CONSOLE_COLOR color);

void PrintMessage(CONSOLE_COLOR color, const char* msg);
void PrintMessage(CONSOLE_COLOR color, const wchar_t* msg);

inline void Print(const char* msg) { PrintMessage(CONSOLE_COLOR::NORMAL, msg); }
inline void Print(const wchar_t* msg) { PrintMessage(CONSOLE_COLOR::NORMAL, msg); }
inline void PrintWarning(const char* msg) { PrintMessage(CONSOLE_COLOR::WARNING, msg); }
inline void PrintWarning(const wchar_t* msg) { PrintMessage(CONSOLE_COLOR::WARNING, msg); }
inline void PrintError(const char* msg) { PrintMessage(CONSOLE_COLOR::ERROR_, msg); }
inline void PrintError(const wchar_t* msg) { PrintMessage(CONSOLE_COLOR::ERROR_, msg); }

void PrintMessageV(CONSOLE_COLOR color, const char* format, va_list argList);
void PrintMessageV(CONSOLE_COLOR color, const wchar_t* format, va_list argList);
void PrintMessageF(CONSOLE_COLOR color, const char* format, ...);
void PrintMessageF(CONSOLE_COLOR color, const wchar_t* format, ...);
void PrintWarningF(const char* format, ...);
void PrintWarningF(const wchar_t* format, ...);
void PrintErrorF(const char* format, ...);
void PrintErrorF(const wchar_t* format, ...);

void SaveFile(const wchar_t* filePath, const void* data, size_t dataSize);

#endif // #ifdef _WIN32

#endif