ChessPrism/cline_docs/productContext.md

Product Overview

ChessPrism is a macOS application that captures and analyzes chess positions from the screen in real-time.

Core Features

1. Board Detection

   • Automatic chessboard location
   • Perspective and size handling
   • Multi-board support planned

2. Piece Recognition

   • ML-based piece classification
   • Empty square detection
   • Position-aware confidence adjustments

3. Position Analysis

   • FEN string generation
   • Position validation
   • Move tracking (planned)

Current Challenges

Recognition Features

1. Empty Square Detection

   • Explicit empty_dark/empty_light classes
   • Direct square color recognition
   • High confidence classification

2. Piece Recognition

   • Accurate piece type detection
   • Color differentiation
   • Position-aware confidence

3. Performance Optimization

   • Fast-path empty detection
   • Efficient classification flow
   • Resource-aware processing

Future Improvements

Short Term

1. Recognition Enhancement

   • Fine-tune confidence thresholds
   • Validate square colors
   • Improve error messages

2. Position Analysis

   • Move validation
   • Game state tracking
   • Historical context

Long Term

1. Advanced Features

   • Move detection
   • Game recording
   • Multiple board styles

2. User Experience

   • Confidence visualization
   • Manual corrections
   • Custom training