Initial commit. Example from gattass without the IconLib

5balls.rt4

@@ -0,0 +1,17 @@
+RT 3.0
+CAMERA 0. 1. 5. 0. 0. 0.  0. 1. 1.   100. 1. 100. 400 400 
+SCENE 20. 20. 80. 40. 40. 40. null
+MATERIAL 0.  255. 0.  255. 255. 255.  20.  1.  0.  1.  null
+MATERIAL 0.  0.  0.  255. 255. 255.  40.  1.  0.  1. formica.bmp
+MATERIAL 255.  0.  0.  255. 255. 255.  20.  1.  0.  1. null
+MATERIAL 0.  0.  255.  255. 255. 255.  20.  1.  0.  1. null
+MATERIAL 0.  255.  255.  255. 255. 255.  20.  1.  0.  1. null
+MATERIAL 255.  0.  255.  255. 255. 255.  20.  1.  0.  1. null
+LIGHT 40.  20.  10.  255. 255. 255.
+LIGHT -40. 40.  10. 255. 255. 255.
+SPHERE 0 3. 0. 3. -12.
+SPHERE 2 3. -3. -3. -10. 
+SPHERE 3 3. 3. -3. -10.
+SPHERE 4 3. -3. 1. -16.
+SPHERE 5 3. 3. 1. -16. 
+BOX 1 -30. -8. -40. 30. -7. 0.

Makefile

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+OUT=tmp
+SRC=		\
+    algebra.c	\
+    camera.c	\
+    color.c	\
+    image.c	\
+    light.c	\
+    mainIUP.c	\
+    material.c	\
+    object.c	\
+    raytracing.c\
+    scene.c
+
+# Configs
+CC=gcc
+RM=rm
+MV=mv
+CFLAGS=-O2 -Wall `pkg-config gl --cflags` -I /usr/include/iup -ggdb
+LIBS=-liup -liupgl -liupimglib
+
+
+MAKEFILE=Makefile
+OBJ=$(SRC:.c=.o)
+
+.c.o:
+	$(CC) -c $(CFLAGS) $<
+
+$(OUT): $(OBJ)
+	$(CC) $(CFLAGS) $(LIBS) $^ -o $@
+
+clean:
+	$(RM) $(OBJ) $(OUT)
+
+depend:
+	if grep '^# DO NOT DELETE' $(MAKEFILE) >/dev/null; \
+	then \
+		sed -e '/^# DO NOT DELETE/,$$d' $(MAKEFILE) > \
+			$(MAKEFILE).$$$$ && \
+		$(MV) $(MAKEFILE).$$$$ $(MAKEFILE); \
+	fi
+	echo '# DO NOT DELETE THIS LINE -- make depend depends on it.' \
+		>> $(MAKEFILE); \
+	$(CC) -M $(SRC) >> $(MAKEFILE)