Init Commit

export_tiles.bat

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+@echo off
+python tile_exporter.py
+pause

tile_exporter.py

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+from PIL import Image
+import os
+import math
+
+Image.MAX_IMAGE_PIXELS = None  # Schutz bei großen Bildern deaktivieren
+
+# === KONFIGURATION ===
+image_path = "areno_map.png"     # Pfad zur großen Karte
+output_dir = "tiles"             # Zielverzeichnis für die Tiles
+tile_size = 256                  # Größe eines Tiles
+max_zoom = 7                     # Zoom-Stufen 0–7
+
+def generate_leaflet_tiles(image_path, output_dir, tile_size=256, max_zoom=7):
+    original = Image.open(image_path)
+    orig_width, orig_height = original.size
+
+    for z in range(max_zoom + 1):
+        scale = 2 ** (max_zoom - z)
+        width = math.ceil(orig_width / scale)
+        height = math.ceil(orig_height / scale)
+
+        # Kein Resize bei maximaler Zoomstufe (Originalgröße)
+        if z == max_zoom:
+            resized = original
+        else:
+            resized = original.resize((width, height), Image.Resampling.LANCZOS)
+
+        tiles_x = math.ceil(width / tile_size)
+        tiles_y = math.ceil(height / tile_size)
+
+        offset_x = tiles_x // 2
+        offset_y = tiles_y // 2
+
+        for x in range(tiles_x):
+            for y in range(tiles_y):
+                left = x * tile_size
+                upper = y * tile_size
+                right = min(left + tile_size, width)
+                lower = min(upper + tile_size, height)
+
+                tile = resized.crop((left, upper, right, lower))
+
+                tile_x = x - offset_x
+                tile_y = y - offset_y
+
+                dir_path = os.path.join(output_dir, str(z), str(tile_x))
+                os.makedirs(dir_path, exist_ok=True)
+                tile_path = os.path.join(dir_path, f"{tile_y}.png")
+                tile.save(tile_path)
+
+        print(f"✅ Zoom {z} fertig – {tiles_x}×{tiles_y} Tiles")
+
+    print("🎉 Alle Tiles erfolgreich generiert.")
+
+generate_leaflet_tiles(image_path, output_dir, tile_size, max_zoom)