diff -r 7079dcc3bd74 -r 929aad02c5f2 ccdemos/Makefile
--- a/ccdemos/Makefile	Fri Dec 14 16:51:22 2007 +0100
+++ b/ccdemos/Makefile	Mon Dec 17 22:03:50 2007 +0100
@@ -4,26 +4,29 @@
 
 include $(ROOT)/config.mk
 
+RTLIBS=libs-double
+DEFS+=-DPYRIT_DOUBLE
+
 
 ### Rules ###
 %.o: %.cc
-	$(CXX) -c -o $@ $(CCFLAGS) $(SDL_CCFLAGS) $< $(DEFS) -DPYRIT_DOUBLE
+	$(CXX) -c -o $@ $(CCFLAGS) $(SDL_CCFLAGS) $< $(DEFS)
 
 %: %.o
-	$(CXX) -o $@ $(ROOT)/bin/libs-double/*.o $< image.o $(LDFLAGS) $(SDL_LDFLAGS) -lpng
+	$(CXX) -o $@ $(ROOT)/bin/$(RTLIBS)/*.o $< image.o $(LDFLAGS) $(SDL_LDFLAGS) -lpng
 
 ### Targets ###
 all: realtime realtime_dragon realtime_bunny spheres_shadow
 
-realtime: realtime.o libs-double image.o
-realtime_dragon: realtime_dragon.o libs-double image.o
-realtime_bunny: realtime_bunny.o libs-double image.o
-spheres_shadow: spheres_shadow.o libs-double image.o
+realtime: realtime.o $(RTLIBS) image.o
+realtime_dragon: realtime_dragon.o $(RTLIBS) image.o
+realtime_bunny: realtime_bunny.o $(RTLIBS) image.o
+spheres_shadow: spheres_shadow.o $(RTLIBS) image.o
 
-realtime.o: realtime.cc
+realtime.o: realtime.cc common_sdl.h
 realtime_dragon.o: realtime_dragon.cc common_sdl.h common_ply.h
 realtime_bunny.o: realtime_bunny.cc common_sdl.h common_ply.h
-spheres_shadow.o: spheres_shadow.cc
+spheres_shadow.o: spheres_shadow.cc common_sdl.h
 
 libs-float:
 	$(MAKE) -C ../src libs-float
@@ -36,3 +39,6 @@
 
 clean:
 	rm -f spheres_shadow realtime realtime_dragon realtime_bunny *.o
+
+distclean: clean
+	rm -rf *.png