int3d.h

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#ifndef INT3D_H
#define INT3D_H

#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>

#ifndef INT3D_SOURCE_FILE
    #define INT3D_INLINE inline
#else // If it's source file, declare extern inline
    #define INT3D_INLINE extern inline
#endif

typedef struct int3d_ {
    int x; 
    int y; 
    int z; 
} int3d;

INT3D_INLINE
int3d int3d_make(int x, int y, int z){
    int3d num;
    num.x = x;
    num.y = y;
    num.z = z;
    return num;
}

INT3D_INLINE
int3d int3d_add(int3d a, int3d b){
    int3d res;
    res.x = a.x + b.x;
    res.y = a.y + b.y;
    res.z = a.z + b.z;
    return res;
}

INT3D_INLINE
bool int3d_isDist1(int3d a, int3d b){
    int dx = abs(a.x - b.x);
    int dy = abs(a.y - b.y);
    int dz = abs(a.z - b.z);
    int sum = dx + dy + dz;
    return sum == 1 ? true : false;
}

INT3D_INLINE
bool int3d_equal(int3d a, int3d b){
    if(a.x != b.x || a.y != b.y || a.z != b.z)
        return false;
    return true;
}

INT3D_INLINE
void int3d_print(int3d a, FILE *fp){
    fprintf(fp, "%d,%d,%d", a.x, a.y, a.z);
}

#endif // INT3D_H