Reserve space for randomizer version

gk/data/analyze.rb

@@ -0,0 +1,39 @@
+File.open("supertile_shapes.asm", "r") do |file|
+  bytes = []
+  while line = file.gets
+    m = line.match(/dw \$(\h+), \$(\h+), \$(\h+), \$(\h+)/)
+    bytes += m.captures if m
+    break if bytes.length >= 4 * 0xE0
+  end
+
+  counts = []
+  for byte in bytes do
+    value = byte.to_i(16)
+    next if value == 0xFFFF
+    value = (value & 0x03FF) - 0x340
+    if not counts[value]
+      counts[value] = 0
+    end
+    counts[value] += 1
+  end
+
+  print("  ")
+  for col in 0...16
+    printf("  x%X", col)
+  end
+  puts
+
+  for row in 0...0xC
+    printf("%Xx", row + 4)
+    for col in 0...16
+      printf("%4d", counts[row * 16 + col] || 0)
+    end
+    puts
+  end
+
+  printf("Unused:")
+  for i in 0...0x80
+    printf(" %2X", i) unless counts[i]
+  end
+  puts
+end