# Last edited on 2020-11-08 18:46:10 by jstolfi

SHELL := /bin/bash

MAIN := main

SHOW := "YES"

all: clean poster-plain

a4-tiny:      ; ${MAKE} WIDTH=048 HEIGHT=068  NRAYS=1 IMGNAME=a4 image
a4-small:     ; ${MAKE} WIDTH=096 HEIGHT=136  NRAYS=1 IMGNAME=a4 image
a4-plain:     ; ${MAKE} WIDTH=192 HEIGHT=272  NRAYS=1 IMGNAME=a4 image
a4-big:       ; ${MAKE} WIDTH=384 HEIGHT=544  NRAYS=1 IMGNAME=a4 image

poster-tiny:  ; ${MAKE} WIDTH=050 HEIGHT=075  NRAYS=1 IMGNAME=poster image
poster-small: ; ${MAKE} WIDTH=100 HEIGHT=150  NRAYS=1 IMGNAME=poster image
poster-plain: ; ${MAKE} WIDTH=400 HEIGHT=600  NRAYS=1 IMGNAME=poster image
poster-big:   ; ${MAKE} WIDTH=800 HEIGHT=1200 NRAYS=1 IMGNAME=poster image

square-tiny:  ; ${MAKE} WIDTH=075 HEIGHT=075  NRAYS=1 IMGNAME=square image
square-small: ; ${MAKE} WIDTH=150 HEIGHT=150  NRAYS=1 IMGNAME=square image
square-plain: ; ${MAKE} WIDTH=300 HEIGHT=300  NRAYS=1 IMGNAME=square image
square-big:   ; ${MAKE} WIDTH=600 HEIGHT=600  NRAYS=1 IMGNAME=square image

wide-tiny:    ; ${MAKE} WIDTH=100 HEIGHT=050  NRAYS=1 IMGNAME=wide image
wide-small:   ; ${MAKE} WIDTH=200 HEIGHT=100  NRAYS=1 IMGNAME=wide image
wide-plain:   ; ${MAKE} WIDTH=400 HEIGHT=200  NRAYS=1 IMGNAME=wide image
wide-big:     ; ${MAKE} WIDTH=800 HEIGHT=400  NRAYS=1 IMGNAME=wide image

xwide-tiny:   ; ${MAKE} WIDTH=100 HEIGHT=025  NRAYS=1 IMGNAME=xwide image
xwide-small:  ; ${MAKE} WIDTH=200 HEIGHT=050  NRAYS=1 IMGNAME=xwide image
xwide-plain:  ; ${MAKE} WIDTH=400 HEIGHT=100  NRAYS=1 IMGNAME=xwide image
xwide-big:    ; ${MAKE} WIDTH=800 HEIGHT=200  NRAYS=1 IMGNAME=xwide image

zoom-tiny:    ; ${MAKE} WIDTH=075 HEIGHT=050  NRAYS=1 IMGNAME=zoom image
zoom-small:   ; ${MAKE} WIDTH=150 HEIGHT=100  NRAYS=1 IMGNAME=zoom image
zoom-plain:   ; ${MAKE} WIDTH=300 HEIGHT=200  NRAYS=1 IMGNAME=zoom image 
zoom-big:     ; ${MAKE} WIDTH=600 HEIGHT=400  NRAYS=1 IMGNAME=zoom image

#=======================================================================
# Recursive Make section:

ifneq "/${MAIN}" "/"
ifneq "/${IMGNAME}" "/"
ifneq "/${NRAYS}" "/"
ifneq "/${WIDTH}" "/"
ifneq "/${HEIGHT}" "/"

# POV-Ray installation directories:
POVRAY := /usr/bin/povray
POVINC := /usr/share/povray-3.7/include/

POVTTF := ../tools/tt-fonts

PNGFILE := out/${IMGNAME}.png

IMGVIEW := display -title '%f' -resize '>700x1200'

image: clean-image ${PNGFILE} 

${PNGFILE}: ${MAIN}.pov ${wildcard *.inc img-*.png}
	-/bin/rm -f scene-placement.inc; ln -s ${IMGNAME}-placement.inc scene-placement.inc
	export PATH="../tools:$${PATH}" ; \
        ${POVRAY} +K0.5000 \
            +FN +Q9 \
            +W${WIDTH} +H${HEIGHT} \
            +AM1 +A0.0 +R${NRAYS} \
            +D \
            +L${POVINC} \
	    +L${POVTTF} \
	    +I${MAIN}.pov \
	    +O${PNGFILE} \
          2>&1 | povray-output-filter.gawk
	if [[ "/${SHOW}" == "/YES" ]]; then \
          if [[ -s ${PNGFILE} ]]; then \
            ${IMGVIEW} ${PNGFILE} ; \
          fi \
        fi


clean-image: 
	rm -f ${PNGFILE}

endif
endif
endif
endif
endif
#=======================================================================