[Ohrrpgce] SVN: james/2501 Add valid_plotsprite() and valid_plotrect() and use them to check bounds

[subversion at HamsterRepublic.com]

james
2009-01-20 13:33:25 -0800 (Tue, 20 Jan 2009)
142
Add valid_plotsprite() and valid_plotrect() and use them to check bounds
instead of valid_plotslice() for all commands that cast ->SpriteData
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U   wip/testgame/slicetest.hss
U   wip/testgame/slicetest.rpg
U   wip/yetmore.bas
U   wip/yetmore.bi