ChaseCamera creates 3 vectors per update.
[patch]
Index: src/core/com/jme3/input/ChaseCamera.java
===================================================================
— src/core/com/jme3/input/ChaseCamera.java (revision 6582)
+++ src/core/com/jme3/input/ChaseCamera.java (working copy)
@@ -91,9 +91,9 @@
private boolean targetMoves = false;
private boolean enabled = true;
private Camera cam = null;
- private Vector3f targetDir;
- private final Vector3f targetDir = new Vector3f();
private float previousTargetRotation;
- private Vector3f pos;
- private final Vector3f pos = new Vector3f();
protected boolean dragToRotate = true;
protected Vector3f lookAtOffset = null;
protected boolean invertYaxis=false;
@@ -197,8 +197,8 @@
private void computePosition() {
float hDistance = (distance) * FastMath.sin((FastMath.PI / 2) - vRotation);
-
pos = new Vector3f(hDistance * FastMath.cos(rotation), (distance) * FastMath.sin(vRotation), hDistance * FastMath.sin(rotation));<br /> -
pos = pos.add(target.getWorldTranslation());<br />
-
pos.set(hDistance * FastMath.cos(rotation), (distance) * FastMath.sin(vRotation), hDistance * FastMath.sin(rotation));<br /> -
pos.addLocal(target.getWorldTranslation());<br />
}
//rotate the camera around the target on the horizontal plane
@@ -253,7 +253,7 @@
if (enabled) {
if (smoothMotion) {
//computation of target direction
-
targetDir = target.getWorldTranslation().subtract(prevPos);<br />
-
targetDir.set(target.getWorldTranslation()).subtractLocal(prevPos);<br />
float dist = targetDir.length();
//Low pass filtering on the target postition to avoid shaking when physics are enabled.
[/patch]
