georegression.geometry

Class UtilVector2D_F32

java.lang.Object

georegression.geometry.UtilVector2D_F32

public class UtilVector2D_F32
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
UtilVector2D_F32()

Method Summary

Modifier and Type	Method and Description
static float	acute(Vector2D_F32 a, Vector2D_F32 b) Returns the acute angle between the two vectors.
static Vector2D_F32	minus(Point2D_F32 a, Point2D_F32 b, Vector2D_F32 output) Sets the vector equal to 'a' - 'b'.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

UtilVector2D_F32

public UtilVector2D_F32()

Method Detail

acute

public static float acute(Vector2D_F32 a,
                          Vector2D_F32 b)

Returns the acute angle between the two vectors. Computed using the dot product.

Parameters:

a - vector

b - vector

Returns:

acute angle

minus

public static Vector2D_F32 minus(Point2D_F32 a,
                                 Point2D_F32 b,
                                 Vector2D_F32 output)

Sets the vector equal to 'a' - 'b'.

Parameters:

a - point

b - point

output - (output) optional storage for vector.

Returns:

Solution