This variable contains the Z Acceleration of the phone , minus the gravity
zoom -
Static variable in class android.gameengine.icadroids.input.TouchInput
TRUE when space between two fingers increase.
zoomFactor -
Variable in class android.gameengine.icadroids.engine.Viewport
The amount of zooming for the viewport. 1.0 is the standard view, lower
than 1.0 will cause the viewport to zoom out, higher than 1.0 will cause
the viewport to zoom in.