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- /*
- * $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
-