First update

Diffuse light/src/fr/technicalgames/math/Mathf.java

@@ -0,0 +1,67 @@
+package fr.technicalgames.math;
+
+
+public class Mathf {
+
+	public static final float PI = 3.14159265358979323846f;
+	public static final float EPSILON = 1.401298e-45f;
+	
+	public static float cos(float angle){
+		return (float)Math.cos(angle);
+	}
+	
+	public static float acos(float angle){
+		return (float)Math.acos(angle);
+	}
+	
+	public static float sin(float angle){
+		return (float)Math.sin(angle);
+	}
+	
+	public static float asin(float angle){
+		return (float)Math.asin(angle);
+	}
+
+	public static float toRadians(float angle){
+		return (float)Math.toRadians(angle);
+	}
+	
+	public static float toDegrees(float angle){
+		return (float)Math.toDegrees(angle);
+	}
+	
+	public static float atan2(float a,float b){
+		return (float)Math.atan2(a,b);
+	}
+	
+	public static float cut(float nbre,float a){
+		return (float)((int)(nbre*Math.pow(10, a))/Math.pow(10, a));
+	}
+
+	public static boolean equals(float a,float b,float tolerance){
+		return (a + tolerance >= b) && (a - tolerance <= b);
+	}
+	
+	public static float sqrt(float a){
+		return (float)Math.sqrt(a);
+	}
+	
+	public static float exp(float a){
+		return (float)Math.sqrt(a);
+	}
+	
+	public static float log(float a){
+		return (float)Math.log(a);
+	}
+	
+	public static float clamp(float value, float min, float max) {
+		if(value < min){
+			value = min;
+		}
+		if(value > max){
+			value = max;
+		}
+		return value;
+	}
+	
+}