# Last edited on 2023-12-31 10:52:28 by stolfi
# Makefile for animation labs
# To be included in a Makefile
# The Makefile must define ${WIDTH} ${HEIGHT} ${ICONWIDTH} ${ICONHEIGHT}
SHELL := /bin/bash
# Large image size (e.g. still frames and "make movie"):
FULLWIDTH := ${WIDTH}
FULLHEIGHT := ${HEIGHT}
# Medium image size (for "make fast"):
MEDWIDTH := ${shell echo "${WIDTH}/2" | bc -lq }
MEDHEIGHT := ${shell echo "${HEIGHT}/2" | bc -lq }
# Small image size (e.g. for film strips):
SMALLWIDTH := ${ICONWIDTH}
SMALLHEIGHT := ${ICONHEIGHT}
OTHERINPUTS := ${wildcard *.inc pic-*.{png.jpg,JPG}}
# Automatic "make showXXX" after "make XXX":
SHOW := NO
ROOTNAME = main
POVFILE := ${ROOTNAME}.pov
# POV-Ray installation directories:
POVRAY := /usr/bin/povray
POVINC := /usr/share/povray-3.7/include/
TOPDIR := ../../..
POVTTF := tt-fonts
POVFILTER := mc937_povray_error_filter.gawk
# POVFILTER := cat
# Note: defined with "=" rather than ":="
DIRTAIL = ${shell pwd | sed -e 's:^.*/::'}
IMVIEW = display -title "${DIRTAIL}/%f"
.PHONY: \
all \
print-help \
clean \
first showfirst \
middle showmiddle \
last showlast \
strip showstrip \
fast \
movie \
still showstill \
frame showframe
all: print-help
print-help:
@-echo "Voce deve executar 'make <ALGO>'"
@-echo ""
@-echo " 'make first' Primeiro quadro (clock = 0.0000)."
@-echo " 'make middle' Quadro do meio (clock = 0.5000)."
@-echo " 'make last' Quadro final (clock = 1.0000)."
@-echo " 'make CLOCK={N.NNNN} still' Quadro com esse clock."
@-echo ""
@-echo " 'make strip' Tira com vários quadros."
@-echo ""
@-echo " 'make fast' Filme GIF com tela pequena e poucos quadros."
@-echo " 'make movie' Filme GIF com tela maior e mais quadros."
@-echo ""
@-echo " 'make clean' Remove imagens geradas."
# ----------------------------------------------------------------------
# Generic showXXX - caller must define ${PNGFILE}:
ifneq "/${PNGFILE}" "/"
showimage:
@if [[ -s ${PNGFILE} ]]; then \
${IMVIEW} ${PNGFILE} ; \
else \
echo "** file ${PNGFILE} not found" 1>&2 ; exit 1 ; \
fi
endif
# ----------------------------------------------------------------------
# Still frames
STILLWIDTH := ${FULLWIDTH}
STILLHEIGHT := ${FULLHEIGHT}
STILLRAYS := 2
# "make first" creates the first frame of the movie:
#
first:
${MAKE} CLOCK=0.0000 still;
@if [[ "/${SHOW}" == "/YES" ]]; then ${MAKE} showfirst; fi
showfirst:
${MAKE} PNGFILE=${ROOTNAME}-0.0000.png showimage
# "make middle" creates the middle frame of the movie:
#
middle:
${MAKE} CLOCK=0.5000 still;
@if [[ "/${SHOW}" == "/YES" ]]; then ${MAKE} showmiddle; fi
showmiddle:
${MAKE} PNGFILE=${ROOTNAME}-0.5000.png showimage
# "make last" creates the last frame of the movie:
#
last:
${MAKE} CLOCK=1.000 still;
@if [[ "/${SHOW}" == "/YES" ]]; then ${MAKE} showlast; fi
showlast:
${MAKE} PNGFILE=${ROOTNAME}-1.000.png showimage
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# "make strip" creates a strip with several frames:
STRIPNAME := ${ROOTNAME}-s
STRIPPNG := ${STRIPNAME}.png
STRIPWIDTH := 240
STRIPHEIGHT := 240
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
STRIPFRAMES := ${addprefix ${STRIPNAME}-,${addsuffix .png,${STRIPCLOCKS}}}
strip: ${STRIPPNG}
@if [[ "/${SHOW}" == "/YES" ]]; then ${MAKE} showstrip; fi
${STRIPPNG}: ${POVFILE} ${OTHERINPUTS}
/bin/rm -f ${STRIPPNG}
for clock in ${STRIPCLOCKS} ; do \
${MAKE} FRAMEROOTNAME=${STRIPNAME} CLOCK=$$clock \
WIDTH=${STRIPWIDTH} HEIGHT=${STRIPHEIGHT} \
NRAYS=${STRIPRAYS} FRAMESHOWOP='+D' BORDER=1 \
frame; \
done
mc937_tile_movie_frames.sh \
-ncols 5 \
${STRIPPNG} \
${STRIPFRAMES}
showstrip:
${MAKE} PNGFILE=${STRIPPNG} showimage
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# "make fast" creates a movie with 24 medium-size frames at speed × 4.
FASTNAME := ${ROOTNAME}-f
FASTGIF := ${FASTNAME}.gif
FASTWIDTH := ${MEDWIDTH}
FASTHEIGHT := ${MEDHEIGHT}
FASTRAYS := 1
# Parameters for 24 frames, high-speed
FASTDELAY := 15
FASTCLOCKS := \
0.0000 0.0417 0.0833 0.1250 0.1667 \
0.2083 0.2500 0.2917 0.3333 0.3750 \
0.4167 0.4583 0.5000 0.5417 0.5833 \
0.6250 0.6667 0.7083 0.7500 0.7917 \
0.8333 0.8750 0.9167 0.9583
FASTFRAMES := ${addprefix ${FASTNAME}-,${addsuffix .png,${FASTCLOCKS}}}
fast: ${FASTGIF}
${FASTGIF}: ${POVFILE} ${OTHERINPUTS}
/bin/rm -f ${FASTGIF}
for clock in ${FASTCLOCKS} ; do \
${MAKE} FRAMEROOTNAME=${FASTNAME} CLOCK=$$clock \
WIDTH=${FASTWIDTH} HEIGHT=${FASTHEIGHT} \
NRAYS=${FASTRAYS} FRAMESHOWOP='-D' \
frame; \
done
mc937_animate_movie_frames.sh \
-delay ${FASTDELAY} \
${FASTGIF} \
${FASTFRAMES}
@-echo "----------------------------------------------------------------------"
@-echo "To watch the movie, open ${FASTGIF} with a browser."
@-echo "----------------------------------------------------------------------"
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# "make movie" creates a movie with many frames, normal speed.
MOVIEWIDTH := ${FULLWIDTH}
MOVIEHEIGHT := ${FULLHEIGHT}
MOVIERAYS := 2
MOVIENAME := ${ROOTNAME}-m
# Parameters for 50 frames:
# 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
# Parameters for 80 frames:
# 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
# Parameters for 100 frames:
MOVIEDELAY := 3
MOVIECLOCKS := \
0.0000 0.0100 0.0200 0.0300 0.0400 0.0500 0.0600 0.0700 0.0800 0.0900 \
0.1000 0.1100 0.1200 0.1300 0.1400 0.1500 0.1600 0.1700 0.1800 0.1900 \
0.2000 0.2100 0.2200 0.2300 0.2400 0.2500 0.2600 0.2700 0.2800 0.2900 \
0.3000 0.3100 0.3200 0.3300 0.3400 0.3500 0.3600 0.3700 0.3800 0.3900 \
0.4000 0.4100 0.4200 0.4300 0.4400 0.4500 0.4600 0.4700 0.4800 0.4900 \
0.5000 0.5100 0.5200 0.5300 0.5400 0.5500 0.5600 0.5700 0.5800 0.5900 \
0.6000 0.6100 0.6200 0.6300 0.6400 0.6500 0.6600 0.6700 0.6800 0.6900 \
0.7000 0.7100 0.7200 0.7300 0.7400 0.7500 0.7600 0.7700 0.7800 0.7900 \
0.8000 0.8100 0.8200 0.8300 0.8400 0.8500 0.8600 0.8700 0.8800 0.8900 \
0.9000 0.9100 0.9200 0.9300 0.9400 0.9500 0.9600 0.9700 0.9800 0.9900
MOVIEFRAMES := ${addprefix ${MOVIENAME}-,${addsuffix .png,${MOVIECLOCKS}}}
movie: ${MOVIENAME}.gif
${MOVIENAME}.gif: ${POVFILE} ${OTHERINPUTS}
/bin/rm -f ${MOVIENAME}.gif
for clock in ${MOVIECLOCKS} ; do \
${MAKE} FRAMEROOTNAME=${MOVIENAME} CLOCK=$$clock \
WIDTH=${MOVIEWIDTH} HEIGHT=${MOVIEHEIGHT} \
NRAYS=${MOVIERAYS} FRAMESHOWOP='-D' \
frame; \
done
mc937_animate_movie_frames.sh \
-delay ${MOVIEDELAY} \
${MOVIENAME}.gif \
${MOVIEFRAMES}
@-echo "----------------------------------------------------------------------"
@-echo "To watch the movie, open ${MOVIENAME}.gif with a browser."
@-echo "----------------------------------------------------------------------"
######################################################################
# Commands for a specific frame:
# Caller must define ${CLOCK}.
#
CLOCK := CLOCK.IS.UNDEFINED
ifneq "${CLOCK}" "CLOCK.IS.UNDEFINED"
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# "make still CLOCK=N.NNNN" creates a frame with specified clock value:
#
STILLNAME := ${ROOTNAME}
still:
${MAKE} ROOTNAME=${ROOTNAME} \
FRAMEROOTNAME=${STILLNAME} CLOCK=`printf "%6.4f" ${CLOCK}` \
WIDTH=${STILLWIDTH} HEIGHT=${STILLHEIGHT} \
NRAYS=${STILLRAYS} FRAMESHOWOP='+D' \
frame
######################################################################
# General-purpose commands used by the above:
# Caller must define ${CLOCK}, ${FRAMEROOTNAME}, ${WIDTH}, ${HEIGHT}, ${NRAYS}.
# ${FRAMEROOTNAME} is the frame image file name minus "-${CLOCK}" and the extension.
#
FRAMEROOTNAME := FRAMEROOTNAME.IS.UNDEFINED
ifneq "${FRAMEROOTNAME}" "FRAMEROOTNAME.IS.UNDEFINED"
WIDTH := WIDTH.IS.UNDEFINED
ifneq "${WIDTH}" "WIDTH.IS.UNDEFINED"
HEIGHT := HEIGHT.IS.UNDEFINED
ifneq "${HEIGHT}" "HEIGHT.IS.UNDEFINED"
NRAYS := NRAYS.IS.UNDEFINED
ifneq "${NRAYS}" "NRAYS.IS.UNDEFINED"
FRAMENAME := ${FRAMEROOTNAME}-${CLOCK}
FRAMEPNG := ${FRAMENAME}.png
FRAMEBORDER := 0
FRAMESHOWOP := -D
frame: ${FRAMEPNG}
${FRAMEPNG}: ${POVFILE} ${OTHERINPUTS}
@echo "OTHERINPUTS = ${OTHERINPUTS}"
-/bin/rm -f ${FRAMEPNG}
${POVRAY} +K${CLOCK} \
+FN +Q9 \
+W${WIDTH} +H${HEIGHT} \
+AM1 +A0.0 +R${NRAYS} \
${FRAMESHOWOP} \
+L${POVINC} \
+L${POVTTF} \
+I${POVFILE} \
+O${FRAMEPNG} \
2>&1 \
| ${POVFILTER}
endif
endif
endif
endif
# End ${FRAMENAME}, ${WIDTH}, ${HEIGHT}, ${NRAYS} section
######################################################################
endif
# End ${CLOCK} section
######################################################################
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# "make clean" removes all created files
# Take care not to remove "*-orig.*"
clean::
-/bin/rm -f ${ROOTNAME}.log ${ROOTNAME}-*.log
-/bin/rm -f ${ROOTNAME}-[01].[0-9][0-9][0-9][0-9].png
-/bin/rm -f ${STRIPPNG} ${STRIPNAME}-[01].[0-9][0-9][0-9][0-9].png
-/bin/rm -f ${FASTGIF} ${FASTNAME}-[01].[0-9][0-9][0-9][0-9].png
-/bin/rm -f ${MOVIENAME}.gif ${MOVIENAME}-[01].[0-9][0-9][0-9][0-9].png
-/bin/rm -f ${ROOTNAME}-i.png ${ROOTNAME}-*-i.png