# Makefile para processar as entregas do exercício tp06 de POV-Ray
# Last edited on 2003-05-31 20:28:15 by stolfi

MAIN := main

OTHERINPUTS := ${shell ( ls *.inc  || echo " ")}

POVPUB := /home/staff/stolfi/programs/c-curitiba/povray-3.50c-1/PUB
POVRAY := ${POVPUB}/i686-Linux-2.2/bin/povray
POVINC := ${POVPUB}/share/povray-3.5/include
POVTTF := /home/staff/stolfi/PUB/povray/tt-fonts
IMVIEW := /usr/X11R6/bin/display
CONVERT := /usr/X11R6/bin/convert
TOOLDIR := /home/staff/stolfi/public_html/mc930-2003-1-A/progs/tools

.PHONY: \
  all single showsingle \
  first showfirst \
  middle showmiddle \
  last showlast \
  strip showstrip \
  fast showfast \
  movie showmovie \
  cleanup \
  frame frameicon showframe \
  all-movies index

all: first middle last strip movie
# all: middle showmiddle
# all: last showlast
# all: first showfirst
# all: strip showstrip

# "make first" mostra o primeiro quadro da animação:
#
first: 
	${MAKE} CLOCK=0.0000 single;

showfirst: 
	${MAKE} CLOCK=0.0000 showsingle;

# "make middle" mostra o quadro central da animação:
#
middle: 
	${MAKE} CLOCK=0.5000 single;

showmiddle: 
	${MAKE} CLOCK=0.5000 showsingle;

# "make last" mostra o quadro final da animação:
#
last: 
	${MAKE} CLOCK=1.0000 single;


showlast: 
	${MAKE} CLOCK=1.0000 showsingle;

SINGLENAME := ${MAIN}
SINGLEWIDTH := 480
SINGLEHEIGHT := 360
SINGLERAYS := 2

# "make strip" mostra filme em forma de tiras, com 15 quadros médios:
#
STRIPNAME := ${MAIN}-s
STRIPWIDTH := 160
STRIPHEIGHT := 120
STRIPRAYS := 1

STRIPCLOCKS := \
    0.0000 0.0714 0.1429 0.2143 0.2857 \
    0.3571 0.4286 0.5000 0.5714 0.6429 \
    0.7143 0.7857 0.8571 0.9286 1.0000
    
strip:
	/bin/rm -f ${STRIPNAME}.jpg
	for clock in ${STRIPCLOCKS} ; do \
          ${MAKE} NAME=${STRIPNAME} CLOCK=$$clock \
            WIDTH=${STRIPWIDTH} HEIGHT=${STRIPHEIGHT} \
            NRAYS=${STRIPRAYS} SHOW='+D' BORDER=1 \
            frame; \
        done
	${TOOLDIR}/tile-movie-frames -ncols 5 ${STRIPNAME}.jpg ${STRIPNAME}-*.*.jpg

showstrip: strip
	-${IMVIEW} ${STRIPNAME}.jpg

# "make fast" mostra filme rápido (velocidade × 4) com 5 quadros médios:
#
FASTNAME := ${MAIN}-f
FASTWIDTH := 200
FASTHEIGHT := 150
FASTRAYS := 1

FASTDELAY := 15
FASTCLOCKS := \
  0.0000 0.0417 0.0833 0.1250 0.1667 \
  0.2083 0.2500 0.2917 0.3333 0.3750 \
  0.4167 0.4583 0.5000 0.5417 0.5833 \
  0.6250 0.6667 0.7083 0.7500 0.7917 \
  0.8333 0.8750 0.9167 0.9583 1.0000

fast:
	/bin/rm -f ${FASTNAME}.gif
	for clock in ${FASTCLOCKS} ; do \
          ${MAKE} NAME=${FASTNAME} CLOCK=$$clock \
            WIDTH=${FASTWIDTH} HEIGHT=${FASTHEIGHT} \
            NRAYS=${FASTRAYS} SHOW='-D' \
            frame; \
        done
	${TOOLDIR}/animate-movie-frames \
          -delay ${FASTDELAY} \
          ${FASTNAME}.gif \
          ${FASTNAME}-*.*.jpg

showfast:
	-${IMVIEW} -delay ${FASTDELAY} ${FASTNAME}.gif

# "make movie" mostra filme (em velocidade normal) com 21 quadros pequenos:
#
MOVIENAME := ${MAIN}-m
MOVIEWIDTH := 240
MOVIEHEIGHT := 180
MOVIERAYS := 2

MOVIEDELAY := 10
MOVIECLOCKS := \
  0.0000 0.0200 0.0400 0.0600 0.0800 \
  0.1000 0.1200 0.1400 0.1600 0.1800 \
  0.2000 0.2200 0.2400 0.2600 0.2800 \
  0.3000 0.3200 0.3400 0.3600 0.3800 \
  0.4000 0.4200 0.4400 0.4600 0.4800 \
  0.5000 0.5200 0.5400 0.5600 0.5800 \
  0.6000 0.6200 0.6400 0.6600 0.6800 \
  0.7000 0.7200 0.7400 0.7600 0.7800 \
  0.8000 0.8200 0.8400 0.8600 0.8800 \
  0.9000 0.9200 0.9400 0.9600 0.9800 \
  1.0000
  
# MOVIEDELAY := 6
# MOVIECLOCKS := \
#   0.0000 0.0125 0.0250 0.0375 0.0500 0.0625 0.0750 0.0875 \
#   0.1000 0.1125 0.1250 0.1375 0.1500 0.1625 0.1750 0.1875 \
#   0.2000 0.2125 0.2250 0.2375 0.2500 0.2625 0.2750 0.2875 \
#   0.3000 0.3125 0.3250 0.3375 0.3500 0.3625 0.3750 0.3875 \
#   0.4000 0.4125 0.4250 0.4375 0.4500 0.4625 0.4750 0.4875 \
#   0.5000 0.5125 0.5250 0.5375 0.5500 0.5625 0.5750 0.5875 \
#   0.6000 0.6125 0.6250 0.6375 0.6500 0.6625 0.6750 0.6875 \
#   0.7000 0.7125 0.7250 0.7375 0.7500 0.7625 0.7750 0.7875 \
#   0.8000 0.8125 0.8250 0.8375 0.8500 0.8625 0.8750 0.8875 \
#   0.9000 0.9125 0.9250 0.9375 0.9500 0.9625 0.9750 0.9875 \
#   1.0000

movie: 
	/bin/rm -f ${MOVIENAME}.gif
	for clock in ${MOVIECLOCKS} ; do \
          ${MAKE} NAME=${MOVIENAME} CLOCK=$$clock \
            WIDTH=${MOVIEWIDTH} HEIGHT=${MOVIEHEIGHT} \
            NRAYS=${MOVIERAYS} SHOW='-D' \
            frame; \
        done
	${TOOLDIR}/animate-movie-frames \
          -delay ${MOVIEDELAY} \
          ${MOVIENAME}.gif \
          ${MOVIENAME}-*.*.jpg
        
showmovie:        
	-${IMVIEW} -delay ${MOVIEDELAY} ${MOVIENAME}.gif

# "make cleanup" remove todos os arquivos gerados
# Cuidado para não remover "main-orig.gif"
#
cleanup: 
	-/bin/rm -f ${MAIN}-*.png ${MAIN}-*.jpg ${MAIN}-*.log
	-/bin/rm -f ${MAIN}.png ${MAIN}.jpg ${MAIN}.log
	-/bin/rm -f ${MAIN}-s*.gif ${MAIN}-f*.gif ${MAIN}-m*.gif ${MAIN}.gif

# Tamanho dos ícones na página-indice:
ICONHEIGHT := 60

######################################################################
# Comandos genéricos usados pelos comandos acima.
# Quem chama deve definir ${CLOCK}.
#
CLOCK := CLOCK.IS.UNDEFINED
ifneq "${CLOCK}" "CLOCK.IS.UNDEFINED"

# "make CLOCK=N.NNNN single" gera um quadro com o valor de clock especificado:
#
single: 
	${MAKE} NAME=${SINGLENAME} CLOCK=`printf "%6.4f" ${CLOCK}` \
          WIDTH=${SINGLEWIDTH} HEIGHT=${SINGLEHEIGHT} \
          NRAYS=${SINGLERAYS} SHOW='+D' \
          frame frameicon

showsingle:
	${MAKE} NAME=${SINGLENAME} CLOCK=`printf "%6.4f" ${CLOCK}` \
          WIDTH=${SINGLEWIDTH} HEIGHT=${SINGLEHEIGHT} \
          NRAYS=${SINGLERAYS} SHOW='+D' \
          showframe

######################################################################
# Comandos genéricos usados pelos comandos acima.
# Quem chama deve definir ${NAME} e ${CLOCK}.
#
NAME := NAME.IS.UNDEFINED
ifneq "${NAME}" "NAME.IS.UNDEFINED"

FRAME := ${NAME}-${CLOCK}
FRAMEICON := ${FRAME}-i
BORDER := 0

frame: Makefile ${FRAME}.jpg

frameicon: ${FRAMEICON}.jpg

showframe: ${FRAME}.jpg
	-${IMVIEW} ${FRAME}.jpg

${FRAME}.jpg: ${FRAME}.png
	-/bin/rm -f ${FRAME}.jpg
	${CONVERT} -quality 95 \
           -bordercolor gray -border ${BORDER}x${BORDER} \
           ${FRAME}.png ${FRAME}.jpg

${FRAME}.png: ${MAIN}.pov ${OTHERINPUTS}
	-/bin/rm -f ${FRAME}.png
	nice ${POVRAY} \
            +FN +Q9 +AM1 +A0.0 +R${NRAYS} +MB1 \
            +W${WIDTH} +H${HEIGHT} +K${CLOCK} \
            $${SHOW} +SP32 +EP4 \
            +L${POVINC} +L${POVTTF} \
	    +I${MAIN}.pov \
	    +O${FRAME}.png \
	  3>&2 | tee ${FRAME}.log

${FRAMEICON}.jpg: ${FRAME}.png
	${CONVERT} ${FRAME}.png PPM:- \
	  | pnmscale -ysize ${ICONHEIGHT} \
          | pnmdepth 255 \
          | ppmquant 254 \
	  | ${CONVERT} PPM:- \
              -quality 95 \
              ${FRAMEICON}.jpg

endif
# Fim ${NAME}
######################################################################

endif
# Fim ${CLOCK}
######################################################################

# For the whole class:
# 

all-movies: rausrs.txt
	${TOOLDIR}/make-all-movies \
          `cat rausrs.txt | egrep -v '^ *([#]|$$)' | gawk '//{print $$1;}' `

index: title.txt rausrs.txt aus.txt \
       absent.gif absent-s.gif \
       missing.gif missing-s.gif
	${TOOLDIR}/make-labday-movie-page "`cat title.txt`"

absent.gif: Makefile
	ppmmake 'rgbi:0.75/0.75/0.75' ${SINGLEWIDTH} ${SINGLEHEIGHT} \
          | pnmdepth 255 \
          | ppmquant 254 \
          | ppmtogif \
          > absent.gif
	-${IMVIEW} absent.gif
        
missing.gif: Makefile
	ppmmake 'rgbi:0.80/0.15/0.15' ${SINGLEWIDTH} ${SINGLEHEIGHT} \
          | pnmdepth 255 \
          | ppmquant 254 \
          | ppmtogif \
          > missing.gif
	-${IMVIEW} missing.gif

%-s.gif: %.gif
	cat $*.gif \
          | giftopnm \
          | pnmscale -ysize ${ICONHEIGHT} \
          | pnmdepth 255 \
          | ppmquant 254 \
          | ppmtogif > $*-s.gif
	-${IMVIEW} $*-s.gif