tweaks, add makefile

.gitignore

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+
+*.png~
+*.deps
+*.stl
+*.generated.scad

Makefile

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+#  TARGETS=$(shell sed '/^module [a-z0-9_-]*().*make..\?me.*$$/!d;s/module //;s/().*/.stl/' main.scad)
+
+
+
+GENERATED_FILES = 	$(wildcard *.deps) \
+					$(wildcard *.stl) \
+					$(wildcard *.png) \
+					$(wildcard *.generated.scad)
+
+.phony: all clean
+
+# all: ${TARGETS}
+
+include $(wildcard *.deps)
+
+%.stl: main.scad main.json Makefile
+		flatpak run org.openscad.OpenSCAD --enable textmetrics -p main.json -P $(basename $@) -DFN=64 -D "MODELVER=\"$(shell git rev-parse --short=6 HEAD)\"" -m make -o $@ -d $@.deps $<
+
+%.png:
+	flatpak run org.openscad.OpenSCAD --enable textmetrics -p main.json -P $(basename $@) -DFN=32 --render --imgsize 1600,1200 -o $@ main.scad
+
+clean:
+	rm -rf ${GENERATED_FILES}

main.json

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+{
+    "fileFormatVersion": "1",
+    "parameterSets": {
+        "t4t": {
+            "base_rounding_stamp": "4",
+            "base_rounding_stencil": "2",
+            "base_thickness_stamp": "1",
+            "base_thickness_stencil": "0.40000000000000002",
+            "border": "3",
+            "font_index": "0",
+            "font_manual": "LT Effervescent:style=Regular",
+            "font_set": "4",
+            "line": "t4t",
+            "stamp_depth": "1.5",
+            "textsize": "36",
+            "variant": "stamp"
+        }
+    }
+}

main.scad

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+/* [Main design variables] */
+variant = "stamp"; // ["stamp", "stencil"]
+// Set the text size to match the width.
+textsize = 24; // [10:36]
+font_set = 4; // [0:"linux", 1:"windows", 2:"custom", 3:"stencil", 4:"manual"]
+font_manual = "Ubuntu:style=Bold";
+font_index = 0;
+line = "lorem ipsum";
+
+/* [common technical vars] */
+border = 3;
+
+/* [stamp technical vars] */
+base_thickness_stamp = 1;
+base_rounding_stamp = 4;
+stamp_depth = 1.5;
+
+/* [stencil technical vars] */
+base_thickness_stencil = 0.4;
+base_rounding_stencil = 2;
+
+/* [fonts] */
+
+fonts_linux = [
+
+];
+
+fonts_windows = [
+
+];
+
+fonts_custom = [
+    "Anonymous Pro Minus:style=Bold",
+    "Anonymous Pro Minus",
+    "Kings:style=Regular",
+    "CAT FrankenDeutsch:style=Regular",
+    "Bounded:style=Medium",
+    "LT Effervescent:style=Regular"
+];
+
+fonts_stencil = ["Depot:style=Regular",
+    "Allerta Stencil:style=Regular",
+    "Stardos Stencil:style=Regular",
+    "Stardos Stencil:style=Bold",
+    "Stencilia\\-A:style=Regular",
+    "Stencilia\\-Bold:style=Regular"
+];
+
+/* [hidden] */
+
+fonts_manual = [font_manual];
+font_sets = [fonts_linux, fonts_windows, fonts_custom, fonts_stencil, fonts_manual];
+font = font_sets[font_set][font_index];
+
+if (font == undef)
+{
+    assert(false, "Font index out of range");
+}
+
+
+tm = textmetrics(line, size=textsize, font=font);
+
+width = tm.size[0];
+height = tm.size[1];
+base_position = tm.position;
+
+echo();
+echo(str("model size is x:", width, " y:", height));
+echo("");
+
+// All variables are set, make main
+main();
+
+
+module main()
+{
+    if (variant == "stamp")
+    {
+        scale([-1,1,1])
+        stamp();
+        translate([40,0,0])
+        %stamp();
+    }
+    else if (variant == "stencil")
+    {
+        stencil();
+    }
+    else
+    {
+        assert(false, "Invalid object variant");
+    }
+}
+
+module stamp_base(x, y, z, rounding)
+{
+    hull()
+    {
+        for(i = [0+rounding,x-rounding])
+        {
+            for(j = [0+rounding,y-rounding])
+            {
+                translate([i,j,0])
+                cylinder(h = z, r = rounding);
+            }
+        }
+    }
+}
+
+module stamp()
+{
+    union()
+    {
+        translate(base_position)
+        translate([-border,-border,0])
+            stamp_base(x = width+2*border, y = height+2*border, z = base_thickness_stamp, rounding = base_rounding_stamp);
+
+        color("white")
+            linear_extrude(height = base_thickness_stamp+stamp_depth)
+            text(line, font = font, size=textsize);
+
+    }
+}
+
+module stencil()
+{
+    difference()
+    {
+        translate(base_position)
+        translate([-border,-border,0])
+        stamp_base(width+2*border, height+2*border, base_thickness_stencil, base_rounding_stamp);
+
+        linear_extrude(height = base_thickness_stencil+0.01)
+        text(line, font = font, size=textsize);
+
+    }
+}
+