added color calculator

src/utils/color_calculator.py

@@ -0,0 +1,46 @@
+import json
+import os
+
+import pygame
+
+EXCLUDE = {
+    "bottom", "side", "front", "cracked", "on", "stem", "tip", "lit", "inner"
+}
+
+
+def main() -> None:
+    pygame.init()
+    win = pygame.display.set_mode((1, 1))
+    path = "/tmp/minecraft/textures/block"
+    with open("/tmp/overrides.json", "r") as f:
+        overrides = json.load(f)
+    colors = {}
+    paths = os.listdir(path)
+    total = len(paths)
+    skipped = 0
+    for i, filename in enumerate(paths):
+        print(f"\r{i+1}/{total} ({i/total*100:.2f}%) {filename}", end="")
+        block, ext = filename.rsplit(".", 1)
+        if ext != "png":
+            skipped += 1
+            continue
+
+        parts = set(block.split("_"))
+        if not parts.isdisjoint(EXCLUDE):
+            skipped += 1
+            continue
+
+        block = block.replace("_top", "")
+        img = pygame.image.load(os.path.join(path, filename)).convert_alpha()
+        color = pygame.transform.average_color(img, consider_alpha=True)
+        colors[f"minecraft:{block}"] = color[:3]
+    print(f"\r{total}/{total} (100%) Finished")
+    print(f"Skipped {skipped} files")
+
+    colors.update(overrides)
+    with open("/tmp/colors.json", "w") as f:
+        json.dump(colors, f, indent=4)
+
+
+if __name__ == '__main__':
+    main()