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r3266 | helixhorned | 2012-12-10 10:17:57 -0800 (Mon, 10 Dec 2012) | 1 line

Replace outer apScriptGameEvent[...] checks with G_HaveEvent().
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r3265 | helixhorned | 2012-12-10 10:17:53 -0800 (Mon, 10 Dec 2012) | 7 lines

Don't call setaspect_new() at end of rotatesprite.

This fixes 2nd and following rotatesprite calls drawing differently from
the first in a context with custom set-up aspect, as reported by Lezing here:
http://forums.duke4.net/topic/775-eduke32-20-and-polymer/page__view__findpost__p__143090

Also, back up and restore the aspect state across EVENT_DISPLAYREST.
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r3264 | helixhorned | 2012-12-10 10:17:50 -0800 (Mon, 10 Dec 2012) | 1 line

Implement fade_screen_black() using fullscreen_tint_gl() in GL modes.
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r3263 | helixhorned | 2012-12-10 10:17:44 -0800 (Mon, 10 Dec 2012) | 1 line

Factor dup. code in SDL/Windows layers into baselayer.c:fullscreen_tint_gl().
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