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Amiga Plus 2004 #9
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Amiga Plus CD - 2004 - No. 09.iso
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imagefx3
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rexx
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wipe.ifx
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2004-08-03
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1KB
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78 lines
/*
* $VER: Wipe 1.00.00 (24.9.92)
*
* Arexx program for the ImageFX image processing system.
* Written by Thomas Krehbiel
*
* Create a wipe effect, using a black-and-white animation to control
* the blend between the swap and main buffer.
*
*/
OPTIONS RESULTS
SIGNAL ON BREAK_C
/*
* This requires a Main and Swap buffers.
*/
GetMain ; IF result = "" THEN EXIT
GetSwap ; IF result = "" THEN EXIT
/*
* This uses whatever the current render module is.
*/
/*
* Request the output animation name:
*/
RequestFile '"Enter Output Animation:"'
IF rc ~= 0 THEN EXIT
output = result
IF EXISTS(output) THEN DO
RequestResponse 'Output animation exists. Overwrite?'
IF rc ~= 0 THEN EXIT
ADDRESS COMMAND 'c:Delete >NIL:' output
END
/*
* Request the animation to control the wipe:
*/
RequestFile '"Enter Wipe Control Animation:"'
IF rc ~= 0 THEN EXIT 0
anim = result
/*
* Turn on the alpha channel for compositing.
*/
LockRange 0 OFF
/*
* Loop through the animation, wiping between the buffers.
*/
DO frame = 1
Render Close
LoadAlpha anim frame
IF rc ~= 0 THEN LEAVE
Merge 100 Alpha
Render Go
SaveRenderedAs 'ANIM' output Keep Append
LockRange 0 ON
Undo
END
BREAK_C:
SaveRenderedAs 'ANIM' output Close
Render Close
EXIT