From ff88e90854478906e6d0eb78d6ade4756a8071b7 Mon Sep 17 00:00:00 2001
From: Colin <colin@uninsane.org>
Date: Fri, 22 Dec 2023 02:54:33 +0000
Subject: [PATCH] add build files to produce the gcode

---
 Makefile  | 20 ++++++++++++++++++--
 build-nix |  4 ++++
 2 files changed, 22 insertions(+), 2 deletions(-)
 create mode 100755 build-nix

diff --git a/Makefile b/Makefile
index 89e28a6..6f2c11b 100644
--- a/Makefile
+++ b/Makefile
@@ -1,11 +1,27 @@
 PREFIX=/usr
 SHAREDIR=$(PREFIX)/share/models
+PRINT_TEMP=220
+PRINT_BED_TEMP=65
+PRINT_NOZZLE_DIAM=0.4
+PRINT_FILA_DIAM=1.75
+# XXX: Slic2r doesn't always set the bed temperature correctly. fix by specifying it also for the first layer.
+SLIC3R_FLAGS=\
+	--temperature $(PRINT_TEMP) \
+	--first-layer-temperature $(PRINT_TEMP) \
+	--bed-temperature $(PRINT_BED_TEMP) \
+	--first-layer-bed-temperature $(PRINT_BED_TEMP) \
+	--nozzle-diameter $(PRINT_NOZZLE_DIAM) \
+	--filament-diameter $(PRINT_FILA_DIAM)
 
-all: case.stl
+all: build/case.stl build/case.gcode
 
-%.stl: %.scad
+build/%.stl: %.scad
+	mkdir -p build
 	openscad $^ -o $@
 
+%.gcode: %.stl
+	slic3r $(SLIC3R_FLAGS) %^ -o $@
+
 install:
 	mkdir -p $(SHAREDIR)
 	install -m644 case.stl $(SHAREDIR)
diff --git a/build-nix b/build-nix
new file mode 100755
index 0000000..2522eb6
--- /dev/null
+++ b/build-nix
@@ -0,0 +1,4 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p bash -p gnumake -p slic3r
+
+make