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/development/samples/ApiDemos/src/com/example/android/apis/graphics/
DTouchPaint.java535 double vy = Math.sin(direction) * dispersion; in drawSplat() local
539 double temp = vy; in drawSplat()
540 vy = temp * Math.cos(tilt) - vz * Math.sin(tilt); in drawSplat()
545 vx = temp * Math.cos(orientation) - vy * Math.sin(orientation); in drawSplat()
546 vy = temp * Math.sin(orientation) + vy * Math.cos(orientation); in drawSplat()
554 float py = (float) (vy * pd); in drawSplat()