Green Background Removal + TSX Generation + Bug Fixes

Removed green backgrounds from 30 tileset PNGs (16.4M pixels!)
 Created mass TSX generation script for 3877 individual objects
 Fixed TiledTestScene cursor crash bug
 Added micro_farm_8x8 JSON loading support
 Documentation: GREEN_BACKGROUND_FIX.md, MASS_TSX_GENERATION.md

Scripts:
- scripts/remove_green_background.py (batch transparency fix)
- scripts/generate_mass_tsx.py (3877 .tsx files generator)

Backups: assets/tilesets/backup_green_bg/

scripts/generate_mass_tsx.py

@@ -0,0 +1,154 @@
+#!/usr/bin/env python3
+"""
+NovaFarma - Mass TSX Generator
+================================
+
+Generates individual .tsx tileset files for all 3877 separated object images.
+This enables each object to be used independently in Tiled Map Editor.
+
+Author: Antigravity AI
+Date: 2025-12-22
+"""
+
+import os
+from pathlib import Path
+from PIL import Image
+
+# Configuration
+ASSETS_DIR = r"c:\novafarma\assets"
+SOURCE_DIRS = [
+    "narezano_loceno/topdown_objects",
+    "narezano_loceno/krvava_zetev_sprites", 
+    "narezano_loceno/tiled_sprites"
+]
+OUTPUT_DIR = r"c:\novafarma\assets\tilesets\individual_objects"
+
+# TSX template
+TSX_TEMPLATE = '''<?xml version="1.0" encoding="UTF-8"?>
+<tileset version="1.10" tiledversion="1.11.0" name="{name}" tilewidth="{width}" tileheight="{height}" tilecount="1" columns="1">
+ <image source="{relative_path}" width="{width}" height="{height}"/>
+</tileset>
+'''
+
+def get_image_dimensions(image_path):
+    """Get width and height of an image."""
+    with Image.open(image_path) as img:
+        return img.size
+
+def create_tsx_file(png_path, output_dir):
+    """
+    Create a .tsx file for a given PNG image.
+    
+    Args:
+        png_path: Path to PNG file
+        output_dir: Directory to save .tsx file
+    """
+    # Get image info
+    width, height = get_image_dimensions(png_path)
+    
+    # Create name from filename (without extension)
+    filename = os.path.basename(png_path)
+    name = os.path.splitext(filename)[0]
+    
+    # Calculate relative path from tilesets/individual_objects/ to the PNG
+    # tilesets/individual_objects/ -> ../../narezano_loceno/[subfolder]/[file].png
+    png_relative = os.path.relpath(png_path, output_dir).replace('\\', '/')
+    
+    # Generate TSX content
+    tsx_content = TSX_TEMPLATE.format(
+        name=name,
+        width=width,
+        height=height,
+        relative_path=png_relative
+    )
+    
+    # Create .tsx filename
+    tsx_filename = f"{name}.tsx"
+    tsx_path = os.path.join(output_dir, tsx_filename)
+    
+    # Write TSX file using UTF-8 BOM encoding for XML stability
+    with open(tsx_path, 'w', encoding='utf-8-sig') as f:
+        f.write(tsx_content)
+    
+    return tsx_path
+
+def main():
+    """
+    Main function to generate .tsx files for all separated objects.
+    """
+    print("=" * 70)
+    print("NovaFarma - Mass TSX Generator")
+    print("=" * 70)
+    print()
+    
+    # Create output directory
+    os.makedirs(OUTPUT_DIR, exist_ok=True)
+    print(f"[OK] Output directory: {OUTPUT_DIR}")
+    print()
+    
+    # Process each source directory
+    total_created = 0
+    
+    for source_dir in SOURCE_DIRS:
+        full_source_path = os.path.join(ASSETS_DIR, source_dir)
+        
+        if not os.path.exists(full_source_path):
+            print(f"[WARN] Directory not found: {source_dir}")
+            continue
+        
+        # Find all PNG files
+        png_files = list(Path(full_source_path).glob("*.png"))
+        
+        if len(png_files) == 0:
+            print(f"[WARN] No PNG files in: {source_dir}")
+            continue
+        
+        print(f"[INFO] Processing: {source_dir}")
+        print(f"       Found {len(png_files)} PNG files")
+        
+        # Create TSX for each PNG
+        created_count = 0
+        error_count = 0
+        for png_file in png_files:
+            try:
+                tsx_path = create_tsx_file(str(png_file), OUTPUT_DIR)
+                created_count += 1
+                
+                # Show progress every 100 files
+                if created_count % 100 == 0:
+                    print(f"       ... {created_count}/{len(png_files)} processed")
+                    
+            except Exception as e:
+                error_count += 1
+                if error_count <= 5:  # Show first 5 errors only
+                    print(f"[ERROR] processing {png_file.name}: {e}")
+        
+        print(f"[OK] Created {created_count} .tsx files")
+        if error_count > 0:
+            print(f"[WARN] Failed to process {error_count} files")
+        print()
+        total_created += created_count
+    
+    # Summary
+    print("=" * 70)
+    print("SUMMARY")
+    print("=" * 70)
+    print(f"[OK] Total .tsx files created: {total_created}")
+    print(f"[OK] Output location: {OUTPUT_DIR}")
+    print()
+    print(">>> All individual objects now ready for Tiled Map Editor!")
+    print("=" * 70)
+    print()
+    print("===============================================================")
+    print("NEXT STEPS:")
+    print("===============================================================")
+    print("1. Open Tiled Map Editor")
+    print("2. Open your map (e.g., micro_farm_128x128.tmx)")
+    print("3. Map -> Add External Tileset...")
+    print("4. Browse to: assets/tilesets/individual_objects/")
+    print("5. Select the .tsx files you want to use")
+    print("6. Start placing objects on your map!")
+    print()
+
+if __name__ == "__main__":
+    main()