cz.cuni.jagrlib.piece
Class RadiosityEquations

java.lang.Object
  cz.cuni.jagrlib.DefaultProperty
      cz.cuni.jagrlib.Piece
          cz.cuni.jagrlib.piece.RadiosityEquations

All Implemented Interfaces:

Breakable, Property, SLEData, Template

public class RadiosityEquations
extends Piece
implements SLEData

Provides SLE (system of linear equations) from Brep for some SLE Solver.

See Also:

RadiosityEquations.java

Field Summary

protected int	attrColor Attribute: face color (albedo = ro).
protected int	attrEmission Attribute: face emmision (E).
protected int	attrResult Attribute: face radiosity (result = B).
protected RadiosityBasisFunctions	basis Accelerator: input radiosity basis functions.
protected Brep	brep Accelerator: input Brep database.
protected static java.lang.String	CATEGORY Object category.
protected java.lang.String	colorName Attribute name: face color.
protected int	component Actual component number.
protected int	ctx Actual Brep context.
protected java.lang.String	emissionName Attribute name: face color.
protected boolean	isInitialized Was the SLE already initialized?
static RegPiece	reg Static registration instance for this class.
protected static java.lang.String	TEMPLATE_NAME Object template identifier.

Fields inherited from class cz.cuni.jagrlib.Piece

channels, info, pl, plugs, TEMPLATE_TYPE, userBreak

Fields inherited from interface cz.cuni.jagrlib.iface.SLEData

NULL

Fields inherited from interface cz.cuni.jagrlib.iface.Property

LOGGING, STATISTICS, TEXT_DESCRIPTION

Fields inherited from interface cz.cuni.jagrlib.Template

ALL_PLUGS, C_1D, C_2D, C_3D, C_ALPHA, C_BINARY, C_BREP, C_CAMERA, C_CIRCLE, C_CLIP, C_COMPRESSION, C_CURVE, C_DATA, C_DRAW, C_EDITOR, C_ELLIPSE, C_FILL, C_FILTER, C_FLOAT, C_FUNCTION, C_IMAGE, C_INTEGER, C_IO, C_LIGHT, C_LINE, C_METRIC, C_POLYGON, C_PROJECTION, C_RADIOSITY, C_RASTER, C_RENDER, C_SAMPLE, C_SCENE, C_SET, C_SOLID, C_TEXT, C_TRANSFORM, C_VECTOR, C_VIEWER, C_WORKER, CAT_EMPTY, EMPTY, IFACE, JAGRLIB, JAGRLIB2, MANIPULATOR_COMBO, MANIPULATOR_CUSTOM, MANIPULATOR_DEFAULT, MANIPULATOR_MULTILINE, PL_ALPHAMASK, PL_BITMASK, PL_CAUSTIC, PL_CODEC, PL_COLORMAP, PL_COMPARE, PL_DATA, PL_DIRECT, PL_EDITOR, PL_FILTER, PL_FUNCTION, PL_IMAGE, PL_IMPORT, PL_INPUT, PL_INTERSECTION, PL_LIGHTSOURCE, PL_ORDER, PL_OUTPUT, PL_PALETTE, PL_PHOTON, PL_PROPERTY, PL_QUANTIZER, PL_RASTER, PL_RENDER, PL_SHADOW, PL_STREAM, PL_TRANSFORM, PL_TRIGGER, PL_VOLUME, PL_WINDOW, TYPE_BOOLEAN, TYPE_DOUBLE, TYPE_FLOAT, TYPE_INTEGER, TYPE_LONG, TYPE_OBJECT, TYPE_STRING

Constructor Summary

RadiosityEquations()

Method Summary

int	actualComponent() Get actual component number.
java.lang.Object	get(java.lang.String key) Gets the given property.
double	getCoeff(int row, int col) Reads a single matrix coefficient.
double[]	getColumn(int col, double[] result) Reads the whole matrix column.
int	getColumns() Number of unknowns = number of matrix columns (usually number of unknowns is equal to number of equations).
double[][]	getMatrix() Reads the whole matrix.
double[]	getReflectance(double[] reflectance) Reads the whole reflectance vector.
double	getReflectance(int i) Reads a single reflectance (radiosity: element albedo).
double[]	getRight(double[] result) Reads the whole right-side vector.
double	getRight(int row) Reads a single element of the right-side vector.
double[]	getRow(int row, double[] result) Reads the whole matrix row.
int	getRows() Number of equations = number of matrix rows (usually number of unknowns is equal to number of equations).
double[]	getSolution(double[] result) Reads the whole solution vector.
double	getSolution(int col) Reads a single unknown (element of solution vector).
double[]	getWeight(double[] values) Reads the whole weight vector.
double	getWeight(int i) Reads a single element weight (radiosity: element area).
protected boolean	init() Initialize accelerators.
int	nextCoeffInColumnChanged(int row, int col) Returns row-index of next coefficient which was changed since last resetChanges() call.
int	nextCoeffInRowChanged(int row, int col) Returns column-index of next coefficient which was changed since last resetChanges() call.
int	nextRightChanged(int row) Returns index of next right-side element which was changed since last resetChanges() call.
void	resetChanges() Resets (acknowledges) all SLE changes.
void	set(java.lang.String key, java.lang.Object value) Sets the given property.
void	setComponent(int c) Set actual component (non-mandatory).
void	setSolution(double[] values) Writes the whole solution vector.
void	setSolution(int col, double value) Writes value of a single unknown.
static int	setTemplate(Template t, int ord) General-purpose registration routine.

Methods inherited from class cz.cuni.jagrlib.Piece

className, connect, findPlug, findPlug, getInfo, getInterface, getInterface, getPlug, getReg, init, isCompatible, isCompatible, isConnected, logError, logWarning, myInterface, newInputPlug, newOptOutputPlug, newOutputPlug, newPlug, noTemplates, propBegin, propBounds, propDefault, propEnd, propEnum, propManipulator, propManipulator, setProgressListener, setRegStrings, setTemplateDynamic, stop

Methods inherited from class cz.cuni.jagrlib.DefaultProperty

booleanProperty, booleanProperty, colorDoubleProperty, colorProperty, commit, doubleProperty, doubleProperty, doubleProperty, enumProperty, floatProperty, floatProperty, floatProperty, intProperty, intProperty, intProperty, longProperty, longProperty, longProperty, set, stringProperty

Methods inherited from class java.lang.Object

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

Methods inherited from interface cz.cuni.jagrlib.iface.Property

commit

Field Detail

brep

protected Brep brep

Accelerator: input Brep database.

basis

protected RadiosityBasisFunctions basis

Accelerator: input radiosity basis functions.

ctx

protected int ctx

Actual Brep context.

colorName

protected java.lang.String colorName

Attribute name: face color.

emissionName

protected java.lang.String emissionName

Attribute name: face color.

attrColor

protected int attrColor

Attribute: face color (albedo = ro).

attrEmission

protected int attrEmission

Attribute: face emmision (E).

attrResult

protected int attrResult

Attribute: face radiosity (result = B).

isInitialized

protected boolean isInitialized

Was the SLE already initialized?

component

protected int component

Actual component number.

TEMPLATE_NAME

protected static final java.lang.String TEMPLATE_NAME

Object template identifier.

See Also:

Constant Field Values

CATEGORY

protected static final java.lang.String CATEGORY

Object category.

See Also:

Constant Field Values

reg

public static final RegPiece reg

Static registration instance for this class. Automatically initialized in class-loading time.

Constructor Detail

RadiosityEquations

public RadiosityEquations()

Method Detail

getRows

public int getRows()

Number of equations = number of matrix rows (usually number of unknowns is equal to number of equations).

Specified by:

getRows in interface SLEData

getColumns

public int getColumns()

Number of unknowns = number of matrix columns (usually number of unknowns is equal to number of equations).

Specified by:

getColumns in interface SLEData

getCoeff

public double getCoeff(int row,
                       int col)

Reads a single matrix coefficient.

Specified by:

getCoeff in interface SLEData

getRow

public double[] getRow(int row,
                       double[] result)

Reads the whole matrix row.

Specified by:

getRow in interface SLEData

getColumn

public double[] getColumn(int col,
                          double[] result)

Reads the whole matrix column.

Specified by:

getColumn in interface SLEData

getMatrix

public double[][] getMatrix()

Reads the whole matrix.

Specified by:

getMatrix in interface SLEData

getRight

public double getRight(int row)

Reads a single element of the right-side vector.

Specified by:

getRight in interface SLEData

getRight

public double[] getRight(double[] result)

Reads the whole right-side vector.

Specified by:

getRight in interface SLEData

Parameters:

result - Pre-allocated array to hold result (can be null).

getSolution

public double getSolution(int col)

Reads a single unknown (element of solution vector).

Specified by:

getSolution in interface SLEData

getSolution

public double[] getSolution(double[] result)

Reads the whole solution vector.

Specified by:

getSolution in interface SLEData

setSolution

public void setSolution(int col,
                        double value)

Writes value of a single unknown.

Specified by:

setSolution in interface SLEData

setSolution

public void setSolution(double[] values)

Writes the whole solution vector.

Specified by:

setSolution in interface SLEData

nextRightChanged

public int nextRightChanged(int row)

Returns index of next right-side element which was changed since last resetChanges() call.

Specified by:

nextRightChanged in interface SLEData

nextCoeffInRowChanged

public int nextCoeffInRowChanged(int row,
                                 int col)

Returns column-index of next coefficient which was changed since last resetChanges() call. Passes through the given matrix row..

Specified by:

nextCoeffInRowChanged in interface SLEData

nextCoeffInColumnChanged

public int nextCoeffInColumnChanged(int row,
                                    int col)

Returns row-index of next coefficient which was changed since last resetChanges() call. Passes through the given matrix column..

Specified by:

nextCoeffInColumnChanged in interface SLEData

resetChanges

public void resetChanges()

Resets (acknowledges) all SLE changes.

Specified by:

resetChanges in interface SLEData

getWeight

public double getWeight(int i)

Reads a single element weight (radiosity: element area).

Specified by:

getWeight in interface SLEData

getWeight

public double[] getWeight(double[] values)

Reads the whole weight vector.

Specified by:

getWeight in interface SLEData

Parameters:

values - Pre-allocated array to hold result (can be null).

getReflectance

public double getReflectance(int i)

Reads a single reflectance (radiosity: element albedo).

Specified by:

getReflectance in interface SLEData

getReflectance

public double[] getReflectance(double[] reflectance)

Reads the whole reflectance vector.

Specified by:

getReflectance in interface SLEData

Parameters:

reflectance - Pre-allocated array to hold result (can be null).

actualComponent

public int actualComponent()

Get actual component number.

Specified by:

actualComponent in interface SLEData

setComponent

public void setComponent(int c)

Set actual component (non-mandatory).

Specified by:

setComponent in interface SLEData

init

protected boolean init()

Initialize accelerators.

set

public void set(java.lang.String key,
                java.lang.Object value)

Sets the given property.

Specified by:

set in interface Property

Overrides:

set in class DefaultProperty

Parameters:

key - Key string.

value - The new value.

See Also:

Property.commit()

get

public java.lang.Object get(java.lang.String key)

Gets the given property.

Specified by:

get in interface Property

Overrides:

get in class DefaultProperty

Parameters:

key - Key string.

Returns:

The actual value or null.

setTemplate

public static int setTemplate(Template t,
                              int ord)

General-purpose registration routine. Sets all plugs, strings, etc. to the given Template.