com.bonzaiengine.opengl.helper

Class Picker

java.lang.Object

com.bonzaiengine.opengl.helper.Picker

public final class Picker
extends java.lang.Object

Picking mechanism using OpenGL back color buffer.
No extension are required and is compatible with all OpenGL and OpenGL Es version with all color buffer configuration.

Field Summary

Fields

Modifier and Type	Field and Description
static boolean	DEBUG

Constructor Summary

Constructors

Constructor and Description
Picker()

Method Summary

Modifier and Type	Method and Description
int	getColorId(java.lang.Object object)
void	processPicking(IGLApi glApi, SceneView sceneView, PickingEvent mode, Area area)
void	setPickAccuracy(int pickAccuracy)

Methods inherited from class java.lang.Object

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

Field Detail

DEBUG

public static final boolean DEBUG

See Also:

Constant Field Values

Constructor Detail

Picker

public Picker()

Method Detail

setPickAccuracy

public final void setPickAccuracy(int pickAccuracy)

Parameters:

pickAccuracy - picking accuracy in pixels. Default value: 1

getColorId

public final int getColorId(java.lang.Object object)

Parameters:

object - an object that could be picked

Returns:

the unique identifier for the object which is suitable for writting in color buffer

processPicking

public final void processPicking(IGLApi glApi,
                                 SceneView sceneView,
                                 PickingEvent mode,
                                 Area area)