PNG := $(shell ls *.png)

JPG := $(shell ls *.jpg)

GIF := $(shell ls *.gif)

FIG := $(shell ls *.fig)

OEPS := $(shell ls *.eps)

EPS = ${PNG:.png=.eps} ${JPG:.jpg=.eps} ${GIF:.gif=.eps} ${FIG:.fig=.eps} 
PDF = ${PNG:.png=.pdf} ${JPG:.jpg=.pdf} ${GIF:.gif=.pdf} ${FIG:.fig=.pdf} \
	${OEPS:.eps=.pdf}


DEFAULT: $(PDF) $(EPS)

pdf:
	@make $(PDF)

eps:
	@make $(EPS)


.SUFFIXES: .fig .png .jpg .gif .eps .pdf  

.fig.eps: 
	@echo "Converting $< to $@ ..."
	@fig2dev -L eps $< $@
	@echo "done."

# .fig.pdf: 
# 	@echo "Converting $< to $@ ..."
# 	@make $*.eps
# 	@epstopdf -nogs $*.eps | \
# 	ps2pdf -dPDFSETTINGS=/prepress \
# 	-dAutoFilterColorImages=true \
# 	-dEncodeColorImages=false \
# 	- $@
# 	@echo "done."

# .png.pdf:
# 	@echo "Converting $< to $@ ..."
# 	@convert $< $@
# 	@echo "done."

# .jpg.pdf:
# 	@echo "Converting $< to $@ ..."
# 	@convert $< $@
# 	@echo "done."

# .gif.pdf:
# 	@echo "Converting $< to $@ ..."
# 	@convert $< $@
# 	@echo "done."

.png.eps:
	@echo "Converting $< to $@ ..."
#	@convert $< eps2:$@
	@rm -f $@
	@pngtopnm $< | pnmtops -noturn  > $@
#-rle
	@echo "done."

.jpg.eps:
	@echo "Converting $< to $@ ..."
	@rm -f $@
	@jpegtopnm $< | pnmtops -noturn  > $@
#	@convert $< eps2:$@
	@echo "done."

.gif.eps:
	@echo "Converting $< to $@ ..."
#	@convert $< eps2:$@
	@rm -f $@
	@giftopnm $< | pnmtops -noturn  > $@
	@echo "done."

# the last rule should be used only for figs...
.eps.pdf: 
	@echo "Converting $< to $@ ..."
	@epstopdf $<
#	@epstopdf -nogs $*.eps | \
#	ps2pdf -dPDFSETTINGS=/screen \
#	- $@

	@echo "done."


clean:
	rm -f $(EPS) $(PDF)

#.eps.pdf:
#	@echo "Converting $< to $@ ..."
#	@epstopdf $<
#	@echo "done."

#.ps.pdf:
#	@echo "Converting $< to $@ ..."
#	@epstopdf $<
#	@echo "done."