ccore/include/core/Utility.h

#ifndef CORE_UTILITY_H
#define CORE_UTILITY_H

#include "core/Check.h"
#include "core/Types.h"

size_t corePopCount(u64 u);
#define coreInterpolate(a, b, factor) (a * (1.0f - factor) + b * factor)
#define CORE_PI 3.14159265358979323846f
#define coreRadianToDegree(radians) (radians * (180.0f / CORE_PI))
#define coreDegreeToRadian(degrees) (degrees * (CORE_PI / 180.0f))

inline size_t coreMaxSize(size_t a, size_t b) {
    return a > b ? a : b;
}

inline size_t coreMinSize(size_t a, size_t b) {
    return a < b ? a : b;
}

check_format(3, 4) size_t
    coreToString(char* buffer, size_t n, const char* format, ...);
size_t coreToStringSize(const void* p, char* buffer, size_t n);
size_t coreToStringInt(const void* p, char* buffer, size_t n);
void coreStringAdd(size_t* w, char** buffer, size_t* n, size_t shift);

typedef void (*CoreExitHandler)(int, void*);
[[noreturn]] void coreExitWithHandler(const char* file, int line, int value);
void coreSetExitHandler(CoreExitHandler h, void* data);
#define CORE_EXIT(exitValue) coreExitWithHandler(__FILE__, __LINE__, exitValue)

typedef void (*CoreOutOfMemoryHandler)(void*);
void coreSetOutOfMemoryHandler(CoreOutOfMemoryHandler h, void* data);

#ifdef CORE_CHECK_MEMORY
void* coreDebugAllocate(const char* file, int line, size_t n);
void* coreDebugReallocate(const char* file, int line, void* p, size_t n);
void coreFreeDebug(const char* file, int line, void* p);
void corePrintMemoryReport(void);
#define coreAllocate(n) coreDebugAllocate(__FILE__, __LINE__, n)
#define coreReallocate(p, n) coreDebugReallocate(__FILE__, __LINE__, p, n)
#define coreFree(p) coreFreeDebug(__FILE__, __LINE__, p)
#else
void* coreAllocate(size_t n);
void* coreReallocate(void* p, size_t n);
void coreFree(void* p);
#define corePrintMemoryReport()
#endif

bool coreSleep(i64 nanos);
i64 coreNanos(void);

#endif