Class WarpGrid

java.lang.Object
com.jhlabs.image.WarpGrid
All Implemented Interfaces:
Serializable

public class WarpGrid extends Object implements Serializable
A warp grid. From "A simplified approach to Image Processing" by Randy Crane
See Also:
  • Field Summary

    Fields
    Modifier and Type
    Field
    Description
    int
     
    int
     
    float[]
     
    float[]
     
  • Constructor Summary

    Constructors
    Constructor
    Description
    WarpGrid(int rows, int cols, int w, int h)
     
  • Method Summary

    Modifier and Type
    Method
    Description
    void
    addCol(int before)
    Add a new column to the grid.
    void
    addRow(int before)
    Add a new row to the grid.
    protected void
    interpolateSpline(float[] xKnots, float[] yKnots, int offset, int length, float[] splineY, int splineOffset, int splineLength)
     
    protected void
    interpolateSpline2(float[] xKnots, float[] yKnots, int offset, float[] splineY, int splineOffset, int splineLength)
     
    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

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
  • Field Details

    • xGrid

      public float[] xGrid
    • yGrid

      public float[] yGrid
    • rows

      public int rows
    • cols

      public int cols
  • Constructor Details

    • WarpGrid

      public WarpGrid(int rows, int cols, int w, int h)
  • Method Details

    • 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)
    • interpolateSpline

      protected void interpolateSpline(float[] xKnots, float[] yKnots, int offset, int length, float[] splineY, int splineOffset, int splineLength)
    • interpolateSpline2

      protected void interpolateSpline2(float[] xKnots, float[] yKnots, int offset, float[] splineY, int splineOffset, int splineLength)