j2d.filters
Class WarpGrid

java.lang.Object
  j2d.filters.WarpGrid

All Implemented Interfaces:

java.io.Serializable

public class WarpGrid
extends java.lang.Object
implements java.io.Serializable

A warp grid. From "A simplified approach to Image Processing" by Randy Crane

See Also:

Serialized Form

Field Summary

int	cols
int	rows
float[]	xGrid
float[]	yGrid

Constructor Summary

WarpGrid(int rows, int cols, int w, int h)

Method Summary

void	addCol(int before) Add a new column to the grid.
void	addRow(int before) Add a new row to the grid.
void	lerp(float t, WarpGrid destination, WarpGrid intermediate)
void	removeCol(int r) Remove a column from the grid.
void	removeRow(int r) Remove a row from the grid.
void	warp(int[] inPixels, int cols, int rows, WarpGrid sourceGrid, WarpGrid destGrid, int[] outPixels)

Methods inherited from class java.lang.Object

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

Field Detail

xGrid

public float[] xGrid

yGrid

public float[] yGrid

rows

public int rows

cols

public int cols

Constructor Detail

WarpGrid

public WarpGrid(int rows,
                int cols,
                int w,
                int h)

Method Detail

addRow

public void addRow(int before)

Add a new row to the grid. "before" must be in the range 1..rows-1. i.e. you can only add rows inside the grid.

addCol

public void addCol(int before)

Add a new column to the grid. "before" must be in the range 1..cols-1. i.e. you can only add columns inside the grid.

removeRow

public void removeRow(int r)

Remove a row from the grid.

removeCol

public void removeCol(int r)

Remove a column from the grid.

lerp

public void lerp(float t,
                 WarpGrid destination,
                 WarpGrid intermediate)

warp

public void warp(int[] inPixels,
                 int cols,
                 int rows,
                 WarpGrid sourceGrid,
                 WarpGrid destGrid,
                 int[] outPixels)