Compile all parts in project, optionally using GNU parallel if available.

app/data/cfg.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.8.3",
+  "version": "1.8.4",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {

app/package-lock.json

@@ -1,6 +1,6 @@
 {
   "name": "mcopy-app",
-  "version": "1.8.3",
+  "version": "1.8.4",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {

app/package.json

@@ -1,6 +1,6 @@
 {
   "name": "mcopy-app",
-  "version": "1.8.3",
+  "version": "1.8.4",
   "description": "GUI for the mcopy small gauge film optical printer platform",
   "main": "main.js",
   "scripts": {

data/cfg.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.8.3",
+  "version": "1.8.4",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "mcopy",
-  "version": "1.8.3",
+  "version": "1.8.4",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "mcopy",
-      "version": "1.8.3",
+      "version": "1.8.4",
       "license": "MIT",
       "dependencies": {
         "arduino": "file:app/lib/arduino",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "mcopy",
-  "version": "1.8.3",
+  "version": "1.8.4",
   "description": "Small gauge film optical printer platform",
   "main": "build.js",
   "directories": {

processing/mcopy/cfg.json

@@ -1,5 +1,5 @@
 {
-  "version": "1.8.3",
+  "version": "1.8.4",
   "ext_port": 1111,
   "profiles": {
     "mcopy": {

scripts/common.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+listParts () {
+	cat "${1}" | grep 'PART ==' | grep -v 'debug' | awk -F'"' '{print $2}'
+}
+
+allParts () {
+	PARTS=($(listParts "scad/${1}.scad"))
+	for part in "${PARTS[@]}"; do
+		bash ./scripts/openscadPart.sh "${1}.scad" "${part}" "${1}_${part}.stl"
+	done
+}
+
+parallelParts () {
+	PARTS=($(listParts "scad/${1}.scad"))
+	parallel --use-cpus-instead-of-cores bash ./scripts/openscadPart.sh "${1}.scad" "{}" "${1}_{}.stl" ::: "${PARTS[@]}"
+}

scripts/openscadPart.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+openscad -o "./stl/${3}" -D"PART=\"${2}\"" "./scad/${1}"
+echo "Compiled ${3} from ${1}"
+if [ -f "./scad/common/c14n_stl.py" ]; then
+	python3 ./scad/common/c14n_stl.py "./stl/${3}"
+	echo "Normalized ${3}"
+fi

scripts/scad.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+source ./scripts/common.sh
+
 FILES=(
 	arri_s
 	bellows
@@ -8,25 +10,11 @@ FILES=(
 	mcopy_projector
 )
 
-openscadPart () {
+PARALLEL=0
-	openscad -o "./stl/${3}" -D"PART=\"${2}\"" "./scad/${1}"
+HAS_PARALLEL=$(which parallel)
-	echo "Compiled ${3} from ${1}"
+if [[ "${HAS_PARALLEL}" != "" ]]; then
-	if [ -f "./scad/common/c14n_stl.py" ]; then
+	PARALLEL=1
-		python3 ./scad/common/c14n_stl.py "./stl/${3}"
+fi
-		echo "Normalized ${3}"
-	fi
-}
-
-listParts () {
-	cat "${1}" | grep 'PART ==' | grep -v 'debug' | awk -F'"' '{print $2}'
-}
-
-allParts () {
-	PARTS=($(listParts "scad/${1}.scad"))
-	for part in "${PARTS[@]}"; do
-		echo opencadPart "${1}.scad" "${part}" "${1}_${part}.stl"
-	done
-}
 
 if [[ "${1}" == "all" ]]; then
 	for file in "${FILES[@]}"; do
@@ -34,7 +22,11 @@ if [[ "${1}" == "all" ]]; then
 	done
 else
 	if [ -f "scad/${1}.scad" ]; then
-		allParts "${1}"
+		if [ ${PARALLEL} -eq 1 ]; then
+			parallelParts "${1}"
+		else
+			allParts "${1}"
+		fi
 	elif [[ "${1}" != "" ]]; then
 		echo "File scad/${1}.scad not found"
 		exit 2