Are you sure it is not falling out of bounds? That is what the stack
dump implies... Could you do a println of your raster? (i.e.
System.out.println("Raster is "+someRaster);)
jeannette
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> Date: Mon, 11 Dec 2000 20:06:00 +1030
> From: Sean <[EMAIL PROTECTED]>
> Subject: [JAVA2D]
> To: [EMAIL PROTECTED]
>
> Hello,
>
> what does the java.awt.image.Raster.getPixel(Unknown Source) error mean ? If
> i use a variable for the call as in :
>
> aPixel = someRaster.getPixel(xCoord,yCoord,aPixel);
>
> the code works fine. If i use an integer expression instead, as in
>
> aPixel = someRaster.gePixel(xCoord+1,yCoord+1,aPixel);
>
> the following is issued: (it is not falling outside of the bounds of the
> image)
>
>
>
> java.lang.ArrayIndexOutOfBoundsException
> at java.awt.image.DataBufferByte.getElem(Unknown Source)
> at java.awt.image.ComponentSampleModel.getPixel(Unknown Source)
> at java.awt.image.Raster.getPixel(Unknown Source)
> at RadarTracker.extractObject(RadarTracker.java:170)
> at RadarTracker.<init>(RadarTracker.java:376)
> at RadarTracker.main(RadarTracker.java:422)
>
> regards,
> sean
>
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