mapbox-gl

Features and improvements

• 🎉 Add Custom Layers that can be rendered into with user-provided WebGL code

• Add WebGL face culling for increased performance

• Improve speed of expression evaluation

• Automatically coerce to string for concat expression and text-field property (#6190, fixed by #7280)

• Add fill-extrusion-vertical-gradient property for controlling shading of fill extrusions (#5768, fixed by #6841)

• Add update functionality for images provided via ImageSource (#4050, fixed by #7342) (h/t dcervelli)

Bug fixes

• Expressions

  • Fix expressions that use log2 and log10 in IE11 (#7318, fixed by #7320)

  • Fix let expression stripping expected type during parsing (#7300, fixed by #7301)

  • Fix superfluous wrapping of literals in literal expression (#7336, fixed by #7337)

  • Allow calling to-color on values that are already of type Color

  • Fix to-array for empty arrays ((#7261))

  • Fix identity functions for text-field when using formatted text

  • Fix coercion of null to 0 in to-number expression (#7083, fixed by #7274)

• Canvas source

  • Fix missing repeats of CanvasSource when it crosses the antimeridian

  • Fix CanvasSource not respecting alpha values set on canvas element (#7302, fixed by #7309)

• Rendering

  • Fix rendering of fill extrusions with really high heights

  • Fix an error where the map state wouldn't return to loaded after certain runtime styling changes when there were errored tiles in the viewport

  • Fix errors when rendering symbol layers without symbols (#7241, fixed by #7253)

  • Don't fade in symbols with *-allow-overlap: true when panning into the viewport (#7172, fixed by#7244)

• Library

  • Fix disambiguation for mouseover event (#7295, fixed by #7299)

  • Fix silent failure of getImage if an SVG is requested (#7312, fixed by #7313)

  • Fix empty control group box shadow (#7303, fixed by #7304) (h/t Duder-onomy)

  • Fixed an issue where a wrong timestamp was sent for Mapbox turnstile events

  • Fixed a bug that lead to attribution not showing up correctly in Internet Explorer (#3945, fixed by #7391)