org.jagatoo.loaders.models.collada.datastructs.animation
Class KeyFrame

java.lang.Object
  org.jagatoo.loaders.models.collada.datastructs.animation.KeyFrame

Direct Known Subclasses:

KeyFrameQuat4f, KeyFrameTuple3f

public abstract class KeyFrame
extends java.lang.Object

A KeyFrame contains information for the animation of a Bone. It can contain translation, rotation or scale information.

Nested Class Summary

static class

KeyFrame.Axis An Axis.

Field Summary

long	time Key frame time

Constructor Summary

KeyFrame()

Method Summary

static KeyFrame	buildPoint3fKeyFrame(float time, float[] values, int valueIndex) Creates a translation key frame
static KeyFrame	buildQuaternion4fKeyFrame(float time, float angle, KeyFrame.Axis axis) Creates a rotation key frame
static int	searchNextFrame(java.util.List<? extends KeyFrame> frames, long currentTime) Searches the next key frame according to the current time.

Methods inherited from class java.lang.Object

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

Field Detail

time

public long time

Key frame time

Constructor Detail

KeyFrame

public KeyFrame()

Method Detail

buildPoint3fKeyFrame

public static KeyFrame buildPoint3fKeyFrame(float time,
                                            float[] values,
                                            int valueIndex)

Creates a translation key frame

Parameters:

time - frame time

values - float values of the translation

valueIndex - first value index

Returns:

a new key frame

buildQuaternion4fKeyFrame

public static KeyFrame buildQuaternion4fKeyFrame(float time,
                                                 float angle,
                                                 KeyFrame.Axis axis)

Creates a rotation key frame

Parameters:

time - frame time

angle - rotation angle in degrees

axis - the axis of the rotation

Returns:

a new key frame

searchNextFrame

public static int searchNextFrame(java.util.List<? extends KeyFrame> frames,
                                  long currentTime)

Searches the next key frame according to the current time.

Parameters:

frames -

currentTime - in milliseconds

Returns:

selected key frame index