# Makefile para processar as entregas do exercício tp02 de POV-Ray
# Last edited on 2008-02-04 13:10:39 by stolfi

WIDTH = 480
HEIGHT = 640

NRAYS = 2

OTHERINPUTS = 

# No need to change below here

NAME = main

ICONNAME = icon

POVRAY = ${STOLFIHOME}/pkg/povray-3.1a-1/PUB/intel-Linux/bin/x-povray
POVINC = ${STOLFIHOME}/pkg/povray-3.1a-1/PUB/intel-Linux/povinc
POVTTF = ${STOLFIHOME}/PUB/povray/tt-fonts
IMVIEW = /usr/X11R6/bin/display
CONVERT = /usr/X11R6/bin/convert

.PHONY: all cleanup  image showimage

all: image showimage

cleanup: 
	-/bin/rm -f ${NAME}.png ${NAME}.gif

# Used both by recursive "make movie" and "make still":

image: ${NAME}.gif

showimage: ${NAME}.gif
	-${IMVIEW} ${NAME}.gif

${NAME}.gif: ${NAME}.png
	-/bin/rm -f ${NAME}.gif
	${CONVERT} ${NAME}.png ${NAME}.gif

${NAME}.png: ${NAME}.pov ${OTHERINPUTS}
	-/bin/rm -f ${NAME}.png
	nice ${POVRAY} +A0 +FN +Q9 +R${NRAYS} \
            +W${WIDTH} +H${HEIGHT} \
            +D +SP32 +EP4 \
            +L$${HOME}/lib/povray +L${POVINC} +L${POVTTF} \
	    +I${NAME}.pov \
	    +O${NAME}.png \
	  3>&2 > ${NAME}.log

${ICONNAME}.gif: ${NAME}.gif
	cat ${NAME}.gif \
          | giftopnm \
          | pnmscale -ysize 60 \
          | pnmdepth 255 \
          | ppmquant 254 \
          | ppmtogif > ${ICONNAME}.gif