project_files/hwc/rtl/pmath.c
author Wuzzy <Wuzzy2@mail.ru>
Sun, 05 May 2019 02:04:12 +0200
changeset 14900 002f7d41f5ce
parent 14218 3e551b0535fb
permissions -rw-r--r--
VideoRec: Replace "File of" syntax to make Pas2C happy

#include "pmath.h"
#include <stdlib.h>
#include <math.h>

/* Currently the games only uses sign of an integer */
int fpcrtl_signi(int x)
{
    if(x > 0){
        return 1;
    }
    else if(x < 0){
        return -1;
    }
    else{
        return 0;
    }
}

float fpcrtl_csc(float x)
{
    return 1 / sin(x);
}

float __attribute__((overloadable)) fpcrtl_abs(float x)
{
    return fabsf(x);
}
double __attribute__((overloadable)) fpcrtl_abs(double x)
{
    return fabs(x);
}
long double __attribute__((overloadable)) fpcrtl_abs(long double x)
{
    return fabsl(x);
}
int __attribute__((overloadable)) fpcrtl_abs(int x)
{
    return abs(x);
}

int64_t __attribute__((overloadable)) fpcrtl_abs(int64_t x)
{
    return x < 0 ? -x : x;
}