2026.7.18

Features & Improvements

🚁 Drone & Flight

• DJI Tello driver integration documentation (#9)
• Curved flight commands with smooth transitions
• Walk climbing drone command
• Movement follows drone direction
• Relative curves follow drone direction
• Coordinate-based curve interpolation without direction changes
• Fixed relative curve direction
• Fixed vertical curve arcs
• Return-to-base now goes to altitude 10; removes unnecessary page reload
• Go to, Move by, and Return to base blocks

🌍 Scenarios & Graphics

• New Metropolis scenario
• Restored Urban Track scenario
• Optimized and colored 3D models
• Refined procedural drone geometry
• Configurable fog per scenario
• Sky sphere, angle limit, and zoom improvements
• Ground marker circle visible only in Performance Mode
• Removed altitude line (droneAltitudeLine)
• Optimized smoke trail rendering: Line + pre-allocated BufferGeometry
• Persistent smoke trail (no longer cuts off)

🌐 Localization

• Added Arabic and East Asian localizations
• Localized all remaining hardcoded strings
• Localized flow blocks
• Translated error messages and tooltips
• Localized help documentation with Help button

🧩 Blockly & UI

• Live variables displayed below drone view
• Application JavaScript split by responsibility
• Shadow blocks defined directly in toolbox JSON
• Number and text inputs converted from value sockets to inline fields
• Fixed math_random_int Blockly block broken by async transformation
• Autosave Blockly programs locally
• Display title moved to left toolbar
• Start/Stop button
• Scenario controls aligned with menu
• Improved simulator visibility and performance controls

🐛 Bug Fixes

• Fixed smoke trail and shadows disappearing when moving away from origin
• Fixed missing localized labels for graphics select and other UI elements
• Terrain collision handling
• Camera and scene reset after scenario change
• Fixed terrain height and reset logic
• Increased timeout for camera reset
• Avoid rotation for Go to and Move by commands

⚙️ Other

• Updated README and screenshots
• Added drone speed and sensor speed with updated tooltips
• Added makeblock theme
• Three.js and Blockly in lib folder