From ac333d44318697c372bf04e7985c09185d62963b Mon Sep 17 00:00:00 2001
From: Michael Fogleman <fogleman@gmail.com>
Date: Sat, 20 Jan 2018 20:11:19 -0500
Subject: [PATCH] nes.py

---
 examples/nes.py | 63 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 63 insertions(+)
 create mode 100644 examples/nes.py

diff --git a/examples/nes.py b/examples/nes.py
new file mode 100644
index 0000000..f4e828e
--- /dev/null
+++ b/examples/nes.py
@@ -0,0 +1,63 @@
+from __future__ import division
+
+import axi
+import numpy as np
+import sys
+
+COLUMNS = 8
+SECONDS = 5
+
+def main():
+    with open(sys.argv[1], 'r') as fp:
+        data = fp.read()
+    lines = data.split('\n')
+    lines = [x.strip() for x in lines]
+    lines = [x.strip(',') for x in lines]
+    lines = filter(None, lines)
+    data = [map(int, line.split(',')) for line in lines]
+    data = np.transpose(data)
+
+    print len(data)
+
+    n = len(data[0])
+    m = SECONDS * 60 / 2
+    a = max(0, int(n // 2 - m))
+    b = min(n, int(n // 2 + m))
+    data = [x[a:b] for x in data]
+
+    data = [x for x in data if not all(q == x[0] for q in x)]
+
+    print len(data)
+
+    data = data[:int((len(data) // COLUMNS) * COLUMNS)]
+
+    print len(data)
+
+    paths = []
+    for i, row in enumerate(data):
+        r = i // COLUMNS
+        c = i % COLUMNS
+        lo = min(row)
+        hi = max(row)
+        if lo == hi:
+            row = [0 for x in row]
+        else:
+            row = [(x - lo) / float(hi - lo) for x in row]
+        path = []
+        for j, value in enumerate(row):
+            x = (j / len(row) + c * 1.1)
+            y = 1-value + r * 1.5
+            path.append((x, y))
+        paths.append(path)
+    d = axi.Drawing(paths)
+    print 'transforming paths'
+    d = d.scale(12 / d.width, 8.5 / d.height)
+    print 'sorting paths'
+    d = d.sort_paths()
+    print 'rendering paths'
+    d.render(scale=109 * 1, line_width=0.3/25.4).write_to_png('out.png')
+    d.dump_svg('out.svg')
+    # axi.draw(d)
+
+if __name__ == '__main__':
+    main()