now using netpbm stuff to generate proper ship image.

[vor.git] / Makefile

diff --git a/Makefile b/Makefile
index 6a9e40d..4c95ae4 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -42,12 +42,18 @@ main.o file.o: file.h
 vor: $(objects)
        $(CC) $(ldflags) -o $@ $^ $(LIBRARIES)
 
-data/sprites/ship.png: ship.pov
-       povray -GA -D +A +UA +W32 +H24 ship.pov >/dev/null 2>/dev/null
-       mv ship.png data/sprites/
+pnmoutline: pnmoutline.c
+       $(CC) -lnetpbm -o $@ $<
+
+data/sprites/ship.png: ship.pov pnmoutline Makefile
+       povray -GA -D +A +UA +W32 +H32 $< >/dev/null 2>/dev/null
+       pngtopnm ship.png >ship.pnm
+       ./pnmoutline <ship.pnm >data/sprites/ship.pnm
+       pnmtopng -transparent =white data/sprites/ship.pnm >$@
+       rm ship.png ship.pnm data/sprites/ship.pnm
 
 clean:
-       rm -f *.o vor data/sprites/ship.png
+       rm -f *.o vor pnmoutline data/sprites/ship.png
 
 install:       all
        if [ ! -d $(DATA_PREFIX) ]; then mkdir $(DATA_PREFIX); fi