java samples fix (clear view before drawing frame) of 'dirty' FPS display bug
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@@ -218,6 +218,7 @@ public abstract class SampleViewBase extends SurfaceView implements SurfaceHolde
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if (bmp != null) {
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Canvas canvas = mHolder.lockCanvas();
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if (canvas != null) {
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canvas.drawColor(0, android.graphics.PorterDuff.Mode.CLEAR);
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canvas.drawBitmap(bmp, (canvas.getWidth() - getFrameWidth()) / 2, (canvas.getHeight() - getFrameHeight()) / 2, null);
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mHolder.unlockCanvasAndPost(canvas);
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}
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