ease.c

#include <stdio.h>
#include <math.h>

float kyp(float t, float kypLength) {
	return fabs( sin(t * 9.45) * ((t > 0.33 && t < 0.66)? kypLength : 1) );
}

float easeIn(float t, float strength) {
	return pow(t, strength);
}

float easeOut(float t, float strength) {
	return 1 - pow(1 - t, strength);
}

int main() {
	for (int i = 0; i < 100; i++) {
		float t = i / 100.0f;
		float y = easeIn(t, 3);

		printf("%.2f\n", y);
	}

	return 0;
}