Move the build process from build.sh to a Makefile. Requires parseVars.sh but now all editing and additional modules can be added within takeup.scad.

Makefile

@@ -0,0 +1,57 @@
+###################
+#
+#  takeup module OpenSCAD Makefile
+#  
+#  Permission is hereby granted, free of charge, to any person obtaining a copy
+#  of this software and associated documentation files (the "Software"), to deal
+#  in the Software without restriction, including without limitation the rights
+#  to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+#  copies of the Software, and to permit persons to whom the Software is
+#  furnished to do so, subject to the following conditions:
+#  
+#  The above copyright notice and this permission notice shall be included in all
+#  copies or substantial portions of the Software.
+#  
+#  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+#  IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+#  FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+#  AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+#  LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+#  OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+#  SOFTWARE.
+#
+###################
+
+PREFIX=takeup
+
+OPENSCAD=openscad
+OPENSCAD_OPTIONS=-D VERBOSE=false
+OPENSCAD_IMAGE_OPTIONS=--imgsize=1024,1024 --colorscheme=DeepOcean
+
+STL=./stl
+IMG=./img
+MODELS=$(shell bash ./parseVars.sh PART)
+
+all:	directories models
+
+directories:
+	mkdir -p $(STL)
+
+models: directories $(MODELS) moveall
+
+clean:
+	rm -f $(STL)/$(PREFIX)_*
+	rm -f $(IMG)/$(PREFIX)_*
+
+cleanall:
+	rm -rf $(STL)
+	rm -rf $(IMG)
+
+moveall:
+	mv ./*.png ./img/
+
+# Dependencies for models
+
+$(MODELS) : $(STL)/$(PREFIX)_%.stl : $(PREFIX).scad
+	$(OPENSCAD) $(OPENSCAD_OPTIONS) -o $@ -D PART=\"$(subst $(PREFIX)_,,$(subst .stl,,$(@F)))\" $<
+	$(OPENSCAD) $(OPENSCAD_OPTIONS) $(OPENSCAD_IMAGE_OPTIONS) -o $(subst $(STL),$(IMG)},$(subst .stl,.png,$(@F))) -D PART=\"$(subst $(PREFIX)_,,$(subst .stl,,$(@F)))\" $<

build.sh

@@ -1,22 +0,0 @@
-#!/bin/bash
-
-mkdir -p stl
-mkdir -p img
-
-SCAD="./takeup.scad"
-PARTS=(
-	"slip_coupling"
-	"magnetic_coupling"
-	"mount_plate"
-	"daylight_spool_insert"
-)
-
-for part in "${PARTS[@]}"
-do
-   stl="./stl/takeup_${part}.stl"
-   png="./img/takeup_${part}.png"
-   openscad -o "${stl}" -D "PART=\"${part}\";" "${SCAD}"
-   openscad -o "${png}" -D "PART=\"${part}\";" --imgsize=1024,1024 --colorscheme=DeepOcean "${SCAD}"
-done
-
-openscad --preview -o debug.png -D "PART=\"preview\";" "${SCAD}"

parseVars.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+STOPWORD="${1}"
+FILE=$(mktemp)
+TMPFILE=$(mktemp)
+
+cat takeup.scad | grep -e "${STOPWORD} ==" | awk -F'== "' '{print $2}' | awk -F'"' '{print $1}' > ${TMPFILE}
+cat ${TMPFILE} | sed 's/^/.\/stl\/takeup_/' | sed 's/$/.stl/' > ${FILE}
+
+rm -f ${TMPFILE}
+cat ${FILE} | tr '\n' ' '
+rm -f ${FILE}