org.scilab.forge.scirenderer.tranformations
Interface Transformation

public interface Transformation

Author:

Pierre Lando

Method Summary

double[]	getInverseMatrix() Return this transformation inverse matrix.
Transformation	getInverseTransformation() Return the inverse transformation.
double[]	getMatrix() Return this transformation matrix.
boolean	isIdentity() Return true if is identity, false otherwise.
Transformation	leftTimes(Transformation transformation) Return this left times the given transformation.
Vector3d	project(Vector3d vector) Project the given vector.
Vector3d	projectDirection(Vector3d direction) Project the given direction.
Transformation	rightTimes(Transformation transformation) Return this right times the given transformation.
Vector3d	unproject(Vector3d vector) Unproject the given vector.

Method Detail

rightTimes

Transformation rightTimes(Transformation transformation)

Return this right times the given transformation.

Parameters:

transformation - the given transformation.

Returns:

a new transformation.

leftTimes

Transformation leftTimes(Transformation transformation)

Return this left times the given transformation.

Parameters:

transformation - the given transformation.

Returns:

a new transformation.

getInverseTransformation

Transformation getInverseTransformation()

Return the inverse transformation.

Returns:

the inverse transformation.

project

Vector3d project(Vector3d vector)

Project the given vector. W value is set to 1.

Parameters:

vector - the given vector.

Returns:

the given vector projected.

projectDirection

Vector3d projectDirection(Vector3d direction)

Project the given direction. Translation part is not used.

Parameters:

direction - the direction to project.

Returns:

the given direction projected.

unproject

Vector3d unproject(Vector3d vector)

Unproject the given vector. W value is set to 1.

Parameters:

vector - the given vector.

Returns:

the given vector un-projected.

isIdentity

boolean isIdentity()

Return true if is identity, false otherwise.

Returns:

true if is identity, false otherwise.

getMatrix

double[] getMatrix()

Return this transformation matrix. The returned array is a clone of the transformation array.

Returns:

this transformation matrix.

getInverseMatrix

double[] getInverseMatrix()

Return this transformation inverse matrix. The returned array is a clone of the transformation array.

Returns:

this transformation inverse matrix.