One more update to previous two commits. Forgot a '#include'.

[screensavers] / hacks / WolframAutomata / screenshot_notes.md

diff --git a/hacks/WolframAutomata/screenshot_notes.md b/hacks/WolframAutomata/screenshot_notes.md
index 61cdbd4..b33ed16 100644 (file)
--- a/hacks/WolframAutomata/screenshot_notes.md
+++ b/hacks/WolframAutomata/screenshot_notes.md
@@ -5,6 +5,10 @@ ImageMagick.
 First, to generate an XPM screenshot on each frame, make the following code
 modifications to `WolframAutomata.c`.
 
 First, to generate an XPM screenshot on each frame, make the following code
 modifications to `WolframAutomata.c`.
 

+Add to top of file:
+
+    #include <X11/xpm.h>
+

 Add to `struct state`:
 
     int framenumber;
 Add to `struct state`:
 
     int framenumber;


@@ -25,6 +29,8 @@ In `WolframAutomata_draw()`, toward the end, right before returning:
     state->framenumber++;
     XFreePixmap(state->dpy, temp);
 
     state->framenumber++;
     XFreePixmap(state->dpy, temp);
 

+Now recompile after adding `-lXpm` to the linker flags in the `Makefile`.
+

 Deleting every other frame had negligible visual impact, so all odd number
 frames were deleted to shrink file size of the resulting animation.
 
 Deleting every other frame had negligible visual impact, so all odd number
 frames were deleted to shrink file size of the resulting animation.