com.bonzaiengine.opengl

Class LightModel

java.lang.Object

com.bonzaiengine.opengl.LightModel

All Implemented Interfaces:

ILightModel, ILightPropertyReceiver

public class LightModel
extends java.lang.Object
implements ILightModel

OpenGL fixed pipeline light representation

Field Summary

Fields

Modifier and Type	Field and Description
float[]	ambient
float[]	attenuation
LightAttenuationFunction	attenuationFunction
float[]	diffuse
float[]	positionOrDirection Light position or direction in world space
float[]	specular
float	spotCutoff
float[]	spotDirection Spot direction in world space
float	spotExponent

Constructor Summary

Constructors

Constructor and Description
LightModel()
LightModel(LightAttenuationFunction attenuationFunction)

Method Summary

Modifier and Type	Method and Description
boolean	equals(java.lang.Object obj)
float	getLightIntensityAt(ILight l, IVolume<?> volume)
LightType	getLightType()
int	getMaxNumLights()
void	reset()
boolean	setLightProperties(ILight light, boolean eyeSpace) Set this ILightModel properties from the specified ILight
boolean	setLightProperty(LightProperty property, float f0, float f1, float f2, float f3)

Methods inherited from class java.lang.Object

getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

ambient

public final float[] ambient

diffuse

public final float[] diffuse

specular

public final float[] specular

positionOrDirection

public final float[] positionOrDirection

Light position or direction in world space

spotCutoff

public float spotCutoff

spotDirection

public final float[] spotDirection

Spot direction in world space

spotExponent

public float spotExponent

attenuation

public float[] attenuation

attenuationFunction

public final LightAttenuationFunction attenuationFunction

Constructor Detail

LightModel

public LightModel()

LightModel

public LightModel(LightAttenuationFunction attenuationFunction)

Method Detail

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object

reset

public void reset()

getLightType

public LightType getLightType()

getMaxNumLights

public int getMaxNumLights()

Specified by:

getMaxNumLights in interface ILightModel

getLightIntensityAt

public float getLightIntensityAt(ILight l,
                                 IVolume<?> volume)

Specified by:

getLightIntensityAt in interface ILightModel

setLightProperties

public boolean setLightProperties(ILight light,
                                  boolean eyeSpace)

Description copied from interface: ILightPropertyReceiver

Set this ILightModel properties from the specified ILight

Specified by:

setLightProperties in interface ILightPropertyReceiver

Parameters:

light - the ILight to get the property values from

eyeSpace - TODO

Returns:

true if the light is supported by the model

setLightProperty

public boolean setLightProperty(LightProperty property,
                                float f0,
                                float f1,
                                float f2,
                                float f3)

Specified by:

setLightProperty in interface ILightPropertyReceiver

Parameters:

property - the LightProperty to set

f0 - the first vector component value, or 0 if not applicable

f1 - the second vector component value, or 0 if not applicable

f2 - the third vector component value, or 0 if not applicable

f3 - the fourth vector component value, or 0 if not applicable

Returns:

true if the property value is supported by this ILightPropertyReceiver