Fix the lines on credit cards

That was a Blender thing. Also updates the process-model
script so that it runs some stuff in parallel, which might
make it slightly less agonizingly slow.

media/objects/Cards/Credit Card-Back.svg

@@ -31,7 +31,7 @@ Created by potrace 1.16, written by Peter Selinger 2001-2019
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@@ -39,10 +39,10 @@ Created by potrace 1.16, written by Peter Selinger 2001-2019
      transform="matrix(0.1,0,0,-0.1,-162,1530)">
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media/objects/Cards/Credit Card-Edge.svg

@@ -5,14 +5,14 @@
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:svg="http://www.w3.org/2000/svg"
    xmlns="http://www.w3.org/2000/svg"
-   id="svg114"
+   id="svg98"
    preserveAspectRatio="xMidYMid meet"
    viewBox="0 0 1676.15 40.225002"
    height="40.225002pt"
    width="1676.15pt"
    version="1.0">
   <defs
-     id="defs118" />
+     id="defs102" />
   <metadata
      id="metadata2">
 Created by potrace 1.16, written by Peter Selinger 2001-2019
@@ -31,169 +31,145 @@ Created by potrace 1.16, written by Peter Selinger 2001-2019
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   </g>
 </svg>

scripts/process-model.py

@@ -20,7 +20,7 @@ def combine(base_path, highlight_path, vivid_path, output_path):
     with open(output_path, "w", encoding="utf-8") as f:
         f.write(vivid_data)
 
-    subprocess.run([INKSCAPE, "--without-gui", "--export-plain-svg=" + output_path, "--export-area-drawing", output_path], shell=False)
+    return subprocess.Popen([INKSCAPE, "--without-gui", "--export-plain-svg=" + output_path, "--export-area-drawing", output_path], shell=False)
 
 configdir = pathlib.Path(__file__).parent
 configpath = configdir.joinpath("config.json")
@@ -70,27 +70,39 @@ for data in all_data["forms"]:
         input_vivid = sourcedir.joinpath(name + "-" + view_name + "-vivid.bmp").__str__()
         input_noline = sourcedir.joinpath(name + "-" + view_name + "-noline.bmp").__str__()
 
-        subprocess.run(["magick", "convert", input, base_lut, "-channel", "RGB", "-clut", "-background", "#FFFFFF", "-flatten", input_base], shell=False)
-        subprocess.run(["magick", "convert", input, highlight_lut, "-channel", "RGB", "-clut", "-background", "#FFFFFF", "-flatten", input_highlight], shell=False)
-        subprocess.run(["magick", "convert", input, vivid_lut, "-channel", "RGB", "-clut", "-background", "#FFFFFF", "-flatten", input_vivid], shell=False)
+        procs = []
+
+        procs.append(subprocess.Popen(["magick", "convert", input, base_lut, "-channel", "RGB", "-clut", "-background", "#FFFFFF", "-flatten", input_base], shell=False))
+        procs.append(subprocess.Popen(["magick", "convert", input, highlight_lut, "-channel", "RGB", "-clut", "-background", "#FFFFFF", "-flatten", input_highlight], shell=False))
+        procs.append(subprocess.Popen(["magick", "convert", input, vivid_lut, "-channel", "RGB", "-clut", "-background", "#FFFFFF", "-flatten", input_vivid], shell=False))
 
         # to correct for extra height from lines
-        subprocess.run(["magick", "convert", input_noline_raw, base_lut, "-channel", "RGB", "-clut", "-background", "#FFFFFF", "-flatten", input_noline], shell=False)
+        procs.append(subprocess.Popen(["magick", "convert", input_noline_raw, base_lut, "-channel", "RGB", "-clut", "-background", "#FFFFFF", "-flatten", input_noline], shell=False))
         
+        [proc.wait() for proc in procs]
+
         output_base = sourcedir.joinpath(name + "-" + view_name + "-base.svg").__str__()
         output_highlight = sourcedir.joinpath(name + "-" + view_name + "-highlight.svg").__str__()
         output_vivid = sourcedir.joinpath(name + "-" + view_name + "-vivid.svg").__str__()
         output_noline = sourcedir.joinpath(name + "-" + view_name + "-noline.svg").__str__()
 
-        subprocess.run([POTRACE, input_base, "-b", "svg", "-o", output_base], shell=False)
-        subprocess.run([POTRACE, input_highlight, "-b", "svg", "-C", "#1a1a1a", "-o", output_highlight], shell=False)
-        subprocess.run([POTRACE, input_vivid, "-b", "svg", "-C", "#333333", "-o", output_vivid], shell=False)
-        subprocess.run([POTRACE, input_noline, "-b", "svg", "-C", "#333333", "-o", output_noline], shell=False)
+        procs = []
+        procs.append(subprocess.Popen([POTRACE, input_base, "-b", "svg", "-o", output_base], shell=False))
+        procs.append(subprocess.Popen([POTRACE, input_highlight, "-b", "svg", "-C", "#1a1a1a", "-o", output_highlight], shell=False))
+        procs.append(subprocess.Popen([POTRACE, input_vivid, "-b", "svg", "-C", "#333333", "-o", output_vivid], shell=False))
+        procs.append(subprocess.Popen([POTRACE, input_noline, "-b", "svg", "-C", "#333333", "-o", output_noline], shell=False))
+
+        [proc.wait() for proc in procs]
 
-        combine(output_base, output_highlight, output_vivid, result)
+        procs = []
 
         noline_result = sourcedir.joinpath(name + "-" + view_name + "-noline_processed.svg").__str__()
 
+        procs.append(combine(output_base, output_highlight, output_vivid, result))
+        procs.append(combine(output_noline, output_noline, output_noline, noline_result))
+
+        [proc.wait() for proc in procs]
+
         # we now learn how much height was added by the lineart!
 
         original_xml = minidom.parse(open(result))
@@ -108,9 +120,6 @@ for data in all_data["forms"]:
         view["extra"] = (height - bottom) / (top - bottom)
         view["bottom"] = bottom / height
 
-        combine(output_noline, output_noline, output_noline, noline_result)
-        # os.unlink(input_base)
-        # os.unlink(input_highlight)
 
 # now we add the data