toxi.math
Class Interpolation2D

java.lang.Object
  toxi.math.Interpolation2D

public class Interpolation2D
extends java.lang.Object

Implementations of 2D interpolation functions (currently only bilinear).

Constructor Summary

Interpolation2D()

Method Summary

static float	bilinear(double x, double y, double x1, double y1, double x2, double y2, float tl, float tr, float bl, float br)
static float	bilinear(Vec2D p, Vec2D p1, Vec2D p2, float tl, float tr, float bl, float br)

Methods inherited from class java.lang.Object

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

Constructor Detail

Interpolation2D

public Interpolation2D()

Method Detail

bilinear

public static float bilinear(double x,
                             double y,
                             double x1,
                             double y1,
                             double x2,
                             double y2,
                             float tl,
                             float tr,
                             float bl,
                             float br)

Parameters:

x - x coord of point to filter

y - y coord of point to filter

x1 - x coord of top-left corner

y1 - y coord of top-left corner

x2 - x coord of bottom-right corner

y2 - y coord of bottom-right corner

tl - top-left value

tr - top-right value

bl - bottom-left value

br - bottom-right value

Returns:

interpolated value

bilinear

public static float bilinear(Vec2D p,
                             Vec2D p1,
                             Vec2D p2,
                             float tl,
                             float tr,
                             float bl,
                             float br)

Parameters:

p - point to filter

p1 - top-left corner

p2 - bottom-right corner

tl - top-left value

tr - top-right value

bl - bottom-left value

br - bottom-right value

Returns:

interpolated value