de.lmu.ifi.dbs.elki.visualization.projections

Class AbstractSimpleProjection

java.lang.Object

de.lmu.ifi.dbs.elki.visualization.projections.AbstractProjection

de.lmu.ifi.dbs.elki.visualization.projections.AbstractFullProjection

de.lmu.ifi.dbs.elki.visualization.projections.AbstractSimpleProjection

All Implemented Interfaces:

FullProjection, Projection, VisualizationItem

Direct Known Subclasses:

Simple1D, Simple2D

public abstract class AbstractSimpleProjection
extends AbstractFullProjection

Abstract base class for "simple" projections. Simple projections use the given scaling and dimension selection only.

Author:

Erich Schubert

Field Summary

Fields inherited from class de.lmu.ifi.dbs.elki.visualization.projections.AbstractProjection

scales

Fields inherited from interface de.lmu.ifi.dbs.elki.visualization.projections.Projection

INVSCALE, SCALE

Constructor Summary

Constructors

Constructor and Description
AbstractSimpleProjection(Projector p, LinearScale[] scales) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
protected abstract double[]	dearrange(double[] v) Undo the rearrangement of components.
protected double[]	flipSecondEquals(double[] v) Flip the y axis.
double[]	projectRelativeRenderToScaled(double[] v) Project a relative vector from rendering space to scaled space.
double[]	projectRelativeScaledToRender(double[] v) Project a relative vector from scaled space to rendering space.
double[]	projectRenderToScaled(double[] v) Project a vector from rendering space to scaled space.
double[]	projectScaledToRender(double[] v) Project a vector from scaled space to rendering space.
protected abstract double[]	rearrange(double[] v) Method to rearrange components.

Methods inherited from class de.lmu.ifi.dbs.elki.visualization.projections.AbstractFullProjection

projectDataToRenderSpace, projectDataToRenderSpace, projectDataToScaledSpace, projectDataToScaledSpace, projectRelativeDataToRenderSpace, projectRelativeDataToRenderSpace, projectRelativeDataToScaledSpace, projectRelativeDataToScaledSpace, projectRelativeRenderToDataSpace, projectRelativeScaledToDataSpace, projectRenderToDataSpace, projectScaledToDataSpace

Methods inherited from class de.lmu.ifi.dbs.elki.visualization.projections.AbstractProjection

getInputDimensionality, getMenuName, getProjector, getScale

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.lmu.ifi.dbs.elki.visualization.projections.Projection

getInputDimensionality, getProjector, getScale

Methods inherited from interface de.lmu.ifi.dbs.elki.visualization.VisualizationItem

getMenuName

Constructor Detail

AbstractSimpleProjection

public AbstractSimpleProjection(Projector p,
                        LinearScale[] scales)

Constructor.

Parameters:

p - Projector

scales - Scales to use

Method Detail

projectScaledToRender

public double[] projectScaledToRender(double[] v)

Description copied from interface: FullProjection

Project a vector from scaled space to rendering space.

Parameters:

v - vector in scaled space

Returns:

vector in rendering space

projectRenderToScaled

public double[] projectRenderToScaled(double[] v)

Description copied from interface: FullProjection

Project a vector from rendering space to scaled space.

Parameters:

v - vector in rendering space

Returns:

vector in scaled space

projectRelativeScaledToRender

public double[] projectRelativeScaledToRender(double[] v)

Description copied from interface: FullProjection

Project a relative vector from scaled space to rendering space.

Parameters:

v - relative vector in scaled space

Returns:

relative vector in rendering space

projectRelativeRenderToScaled

public double[] projectRelativeRenderToScaled(double[] v)

Description copied from interface: FullProjection

Project a relative vector from rendering space to scaled space.

Parameters:

v - relative vector in rendering space

Returns:

relative vector in scaled space

flipSecondEquals

protected double[] flipSecondEquals(double[] v)

Flip the y axis.

Parameters:

v - double[]

Returns:

modified v

rearrange

protected abstract double[] rearrange(double[] v)

Method to rearrange components.

Parameters:

v - double[] to rearrange

Returns:

rearranged copy

dearrange

protected abstract double[] dearrange(double[] v)

Undo the rearrangement of components.

Parameters:

v - double[] to undo the rearrangement

Returns:

rearranged-undone copy