2 KiB
2 KiB
Product Context
Project Purpose
ChessPrism is a macOS application designed to:
- Capture chess.com game windows
- Detect and analyze chess positions in real-time
- Generate FEN strings for position analysis
- Track moves and game progress
Core Features
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Screen Capture
- Automatic chess.com window detection
- Real-time board monitoring
- Configurable capture settings
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Board Analysis
- Accurate piece detection
- 12 piece categories:
- 6 white pieces (pawn to king)
- 6 black pieces (pawn to king)
- Position validation
- FEN string generation
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Machine Learning
- Vision-based Core ML model
- Direct category mapping
- High confidence threshold (0.75)
- Fast inference time
User Experience Goals
-
Reliability
- Accurate piece detection
- Consistent board recognition
- Robust error handling
-
Performance
- Real-time analysis
- Low resource usage
- Smooth capture
-
Usability
- Automatic window detection
- Minimal setup required
- Clear feedback
Current Status
-
Working Features
- Screen capture system
- Board detection
- Piece recognition
- FEN generation
-
Recent Improvements
- Simplified classification system
- Direct category mapping
- Vision framework integration
- Improved error handling
-
Known Limitations
- Requires chess.com's default board theme
- macOS 12.3+ requirement
- Screen capture permissions needed
Future Enhancements
-
Short Term
- Monitor classification accuracy
- Fine-tune confidence threshold
- Improve error reporting
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Long Term
- Support for multiple board themes
- Game analysis integration
- Move suggestion system
Technical Requirements
-
System
- macOS 12.3 or later
- Metal-capable GPU
- Screen recording permissions
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Dependencies
- Vision framework
- Core ML
- ScreenCaptureKit
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Performance Targets
- 30 FPS capture
- Sub-second analysis
- Low CPU/GPU usage