rasterizer using PIL

rasterizer.py

@@ -0,0 +1,15 @@
+from PIL import Image, ImageDraw, ImageFont
+import numpy as np
+
+def text_to_matrix(text, size, font):
+    pil_font = ImageFont.truetype(font, size=size // len(text), encoding="unic")
+    canvas = Image.new('RGB', [size + 20, size + 20], (255, 255, 255))
+    draw = ImageDraw.Draw(canvas)
+    black = "#000000"
+    draw.text((10, 10), text, font=pil_font, fill=black)
+    m = (255 - np.asarray(canvas)) / 255.0
+    xs, ys, _ = np.where(m > 0.1) # Never trust float comparison
+    m_trim = m[min(xs):max(xs) + 1, min(ys): max(ys) + 1]
+    
+    return m_trim
+