Leaflet.TileLayer.GLOperations

Custom Leaflet TileLayer using WebGL to do operations on and colorize floating-point pixels

Resources

• Demo
• Wiki
• Changelog

Features

• GPU rendering
• A simple declarative API
• A small configuration language for describing how to colorize pixels
  • Interpolated color scale
  • Sentinel values with optional labels
• Raw float pixel value(s) provided to mouse event handlers
• Hillshading
• Contours
• Animated per-pixel transitions when changing URL and/or colormaps
• Load multiple tile layers, do operations on them and return result layer:
  • Difference between two tile layers
  • Analysis of multiple tile layers (supports 1-6 layers currently). Filter values and use a multiplier for each layer.
  • Return pixel values for both input and result layers