# Last edited on 2019-04-17 14:40:46 by stolfilocal

# ACTIONS := first middle last fastmovie 
# ACTIONS := first middle last 
ACTIONS := middle

all: 
	${MAKE} ${ACTIONS}

print_help:
	@-echo "You must execute 'make <SOMETHING>'"
	@-echo ""
	@-echo "To render a movie (or some frames of a movie) use any of these:"
	@-echo ""
	@-echo "  make first"
	@-echo "  make middle"
	@-echo "  make last"
	@-echo "  make strip"
	@-echo "  make fastmovie"
	@-echo "  make fullmovie"
	@-echo "  make clean"
	@-echo "  make CLOCK=N.NNNN still"

NAME := main

# Aspect ratio of image:
HASPECT := 4
VASPECT := 3

# Large image size (e.g. still frames):

FULLWIDTH :=  ${shell echo '200*${HASPECT}' | bc -lq }
FULLHEIGHT := ${shell echo '200*${VASPECT}' | bc -lq }

# Medium image size (e.g. the final movie):
MEDWIDTH :=  ${shell echo '100*${HASPECT}' | bc -lq }
MEDHEIGHT := ${shell echo '100*${VASPECT}' | bc -lq }

# Small image size (e.g. the film strips):
SMALLWIDTH :=  ${shell echo '20*${HASPECT}' | bc -lq }
SMALLHEIGHT := ${shell echo '20*${VASPECT}' | bc -lq }

.PHONY:: \
  first \
  middle \
  last \
  still \
  fastmovie \
  fullmovie \
  clean

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# Still frames

first: 
	${MAKE} CLOCK=0.0000 still

middle: 
	${MAKE} CLOCK=0.5000 still;

last: 
	${MAKE} CLOCK=1.0000 still;

STILLTAG := x
STILLWIDTH := ${FULLWIDTH}
STILLHEIGHT := ${FULLHEIGHT}
STILLRAYS := 2

######################################################################
# Commands for a specific still 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:
#

still: 
	${MAKE} -f FRAME.make \
          NAME=${NAME} TAG=${STILLTAG} \
          WIDTH=${STILLWIDTH} HEIGHT=${STILLHEIGHT} NRAYS=${STILLRAYS} \
          CLOCK=${CLOCK} SHOW=YES \
          all

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

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# "make strip" creates a strip with several frames:

STRIPTAG := s
STRIPWIDTH := ${SMALLWIDTH}
STRIPHEIGHT := ${SMALLHEIGHT}

strip: 
	${MAKE} -f STRIP.make \
          NAME=${NAME} TAG=${STRIPTAG} \
          WIDTH=${STRIPWIDTH} HEIGHT=${STRIPHEIGHT} \
          all

# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
# "make fastmovie" creates a movie with 24 medium-size frames at speed × 4.

FASTTAG := f
FASTWIDTH := ${MEDWIDTH}
FASTHEIGHT := ${MEDHEIGHT}

fastmovie:
	${MAKE} -f MOVIE.make \
          NAME=${NAME} TAG=${FASTTAG} \
          WIDTH=${FASTWIDTH} HEIGHT=${FASTHEIGHT} \
          all

FULLTAG := m
FULLWIDTH := ${MEDWIDTH}
FULLHEIGHT := ${MEDHEIGHT}

fullmovie:
	${MAKE} -f MOVIE.make \
          NAME=${NAME} TAG=${FULLTAG} \
          WIDTH=${FULLWIDTH} HEIGHT=${FULLHEIGHT} \
          all

clean:
	-rm -fv ${NAME}-[a-z]{,-[0-9][.][0-9]*}.{png,gif}