org.jpbrt.io
Class TransformFactory

java.lang.Object
  org.jpbrt.io.AbstractFactory<Transform>
      org.jpbrt.io.TransformFactory

public class TransformFactory
extends AbstractFactory<Transform>

TransformFactory creates a Transform object based on the following parameters.

• type:String. Supported values: "Identity","Translate","Scale","Rotate", "LookAt","CoordinateSystem","CoordSysTransform","Transform","ConcatTransform". Default: "Identity".

Identity:

• no parameters

Translate, Scale:

• floats:FloatArray {x,y,z}. Default: {0,0,0}.

Rotate:

• floats:FloatArray {angle,x,y,z}. Default: {0,0,0,0}.

LookAt:

• floats:FloatArray {ex,ey,ez,lx,ly,lz,ux,uy,uz}. Default: {0,0,-10, 0,0,0, 0,1,0}.

CoordinateSystem, CoordSysTransform:

• flags:String. Supported values:"camera","world". Default: "World".

Transform, ConcatTransform:

• floats:FloatArray {m11..m44}. Default: Identity.

References:
M. Pharr, G. Humphreys. (2004). Physically Based Rendering. Morgan Kaufmann.
Appendix B, Page 888, referred to as "pbrtTranslate".

Version:

$Id: TransformFactory.java 7 2010-09-23 18:38:25Z rawcoder $

Author:

Werner Randelshofer

Field Summary

Fields inherited from class org.jpbrt.io.AbstractFactory

params

Constructor Summary

TransformFactory(java.util.HashMap<java.lang.String,java.lang.Object> params)

Method Summary

Transform	create(FactoryContext context)
void	verifyParameters()

Methods inherited from class org.jpbrt.io.AbstractFactory

get, get, getArray, getBoolean, getFloat, getFloatArray, getInt, getIntArray, getString, put, verifyParameters

Methods inherited from class java.lang.Object

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

Constructor Detail

TransformFactory

public TransformFactory(java.util.HashMap<java.lang.String,java.lang.Object> params)

Method Detail

create

public Transform create(FactoryContext context)

Overrides:

create in class AbstractFactory<Transform>

verifyParameters

public void verifyParameters()
                      throws java.io.IOException

Overrides:

verifyParameters in class AbstractFactory<Transform>

Throws:

java.io.IOException