Reading Image Buffers

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heightmap=LoadImage("testh.bmp")

hBuffer = ImageBuffer(heightmap)
LockBuffer hBuffer

For y=1 To 255  ; probably want 0 to 255.
	For x=1 To 255
		a=ReadPixel(x,y,hBuffer)
		; do something with returned value
	Next
	; likewise...
Next

UnlockBuffer hBuffer