swapping bitmaps using the blitter and not using temporary space

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#12306

From: Matt Dillon
Date: Fri, 21 Apr 1989 21:15

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	bitmap's A and B

	A = A ^ B
	B = B ^ A	(B = B ^ A ^ B = A)
	A = A ^ B	(A = A ^ B ^ A = B)

					-Matt

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From: dillon@HERMES.BERKELEY.EDU (Matt Dillon)
Newsgroups: comp.sys.amiga.tech
Subject: swapping bitmaps using the blitter and not using temporary space
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Date: 21 Apr 89 21:15:32 GMT
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