|
j3d.org Aviatrix3D | ||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectorg.j3d.aviatrix3d.SceneGraphObject
org.j3d.aviatrix3d.Node
org.j3d.aviatrix3d.Leaf
org.j3d.aviatrix3d.Light
org.j3d.aviatrix3d.PointLight
Representation of a point light source.
A positional light has a position, but no location.
Field Summary | |
protected float |
cAttenuation
The constant attentuation factor |
protected float |
lAttenuation
The linear attentuation factor |
protected float[] |
position
The colour of the light |
protected float |
qAttenuation
The quadratic attentuation factor |
Fields inherited from class org.j3d.aviatrix3d.Light |
diffuseColor, enabled, specularColor |
Fields inherited from class org.j3d.aviatrix3d.Node |
bounds, implicitBounds, INVALID_BOUNDS, parent |
Fields inherited from class org.j3d.aviatrix3d.SceneGraphObject |
alive, updateHandler, WRITE_TIMING_MSG |
Constructor Summary | |
PointLight()
Creates a light with the colour set to black. |
|
PointLight(float[] col)
Create a light with the given base colour.Colour must be in the range [0, 1] otherwise an exception is generated. |
|
PointLight(float[] col,
float[] pos)
Create a light with the given base colour.Colour must be in the range [0, 1] otherwise an exception is generated. |
Method Summary | |
void |
getAttenuation(float[] values)
Set the attenuation factors for the light. |
void |
getPosition(float[] pos)
Retrieve the current position vector from the light. |
protected void |
markBoundsDirty()
Mark this node as having dirty bounds due to one of it's children having their bounds changed. |
void |
postRender(net.java.games.jogl.GL gl,
net.java.games.jogl.GLU glu)
|
void |
postRender(net.java.games.jogl.GL gl,
net.java.games.jogl.GLU glu,
int lightId)
|
void |
render(net.java.games.jogl.GL gl,
net.java.games.jogl.GLU glu)
This method is called to render this node. |
void |
render(net.java.games.jogl.GL gl,
net.java.games.jogl.GLU glu,
int lightId)
Overloaded form of the render() method to render the light details given the specific Light ID used by OpenGL. |
void |
setAttenuation(float[] values)
Set the attenuation factors for the light. |
void |
setAttenuation(float constant,
float linear,
float quad)
Set the attenuation factors for the light. |
void |
setPosition(float[] pos)
Set the position to the new value. |
void |
setPosition(float x,
float y,
float z)
Set the position to the new value. |
Methods inherited from class org.j3d.aviatrix3d.Light |
getDiffuseColor, getSpecularColor, isEnabled, setDiffuseColor, setEnabled, setSpecularColor |
Methods inherited from class org.j3d.aviatrix3d.Node |
boundsChanged, checkForCyclicParent, getBounds, getParent, recomputeBounds, removeParent, setBounds, setLive, setParent, updateBounds |
Methods inherited from class org.j3d.aviatrix3d.SceneGraphObject |
checkForCyclicChild, dataChanged, getUserData, isLive, setUpdateHandler, setUserData |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
protected float[] position
protected float cAttenuation
protected float lAttenuation
protected float qAttenuation
Constructor Detail |
public PointLight()
public PointLight(float[] col) throws java.lang.IllegalArgumentException
col
- The new colour value to usepublic PointLight(float[] col, float[] pos) throws java.lang.IllegalArgumentException
col
- The new colour value to usepos
- The position of the lightMethod Detail |
public void render(net.java.games.jogl.GL gl, net.java.games.jogl.GLU glu, int lightId)
render
in class Light
gl
- The GL context to render withglu
- The GL utility context to render withlightId
- the ID of the light to make GL calls withpublic void postRender(net.java.games.jogl.GL gl, net.java.games.jogl.GLU glu, int lightId)
postRender
in class Light
public void render(net.java.games.jogl.GL gl, net.java.games.jogl.GLU glu)
render
in class Node
gl
- The gl context to draw withglu
- The utility context to draw withpublic void postRender(net.java.games.jogl.GL gl, net.java.games.jogl.GLU glu)
postRender
in class Node
protected void markBoundsDirty()
markBoundsDirty
in class Node
public void setPosition(float[] pos) throws InvalidWriteTimingException
pos
- The new position value to use
InvalidWriteTimingException
- An attempt was made to write outside
of the NodeUpdateListener callback methodpublic void setPosition(float x, float y, float z) throws InvalidWriteTimingException
x
- The x component of the position value to usey
- The y component of the position value to usez
- The z component of the position value to use
InvalidWriteTimingException
- An attempt was made to write outside
of the NodeUpdateListener callback methodpublic void getPosition(float[] pos)
pos
- An array to copy the position intopublic void setAttenuation(float constant, float linear, float quad) throws InvalidWriteTimingException
constant
- The constant attenuation factorlinear
- The linear attenuation factorquad
- The quadratic attenuation factor
InvalidWriteTimingException
- An attempt was made to write outside
of the NodeUpdateListener callback methodpublic void setAttenuation(float[] values) throws InvalidWriteTimingException
values
- Each value in the order:InvalidWriteTimingException
- An attempt was made to write outside
of the NodeUpdateListener callback methodpublic void getAttenuation(float[] values)
values
- Array to copy the values into, in the order:
|
j3d.org Aviatrix3D | ||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |