ShapeScript Mobile

• Syntax — Added switch/case statements. • Syntax — Added subscripting support for objects and tuples. • Syntax — Added object constructor command. • Syntax — Added text.string, font, color and linespacing members. • Syntax — You can now use import statements in expressions. • Materials — The opacity property can now be set to a texture for variable opacity. • Materials — Textures now use nearest-neighbor filtering for upscaling instead of linear. • Materials — Added normals command for setting variable surface normals using a texture. • Materials — Added roughness and metallicity properties for physically based rendering (PBR). • Materials — Added material command for storing and setting all material properties at once. • Lighting — Added light.shadow property to control shadow casting.

• Export — All image export formats from desktop ShapeScript are now supported on mobile. • Export — Added camera.antialiased property to disable antialiasing in exported images. • Export — Improved antialiasing quality for exported images. • Export — ASCII STL files can now be exported. • Import — Imported STL files now retain polygon color information. • Import — Improved error reporting when import fails.

• Bug fix — Exported images now have the correct background. • Bug fix — Fixed alpha blending issues in exported images. • Bug fix — Fixed aspect ratio distortion when exporting large images. • Bug fix — Polygon vertex colors and path point colors now have consistent gamma. • Bug fix — Fixed double application of local transform in functions. • Bug fix — Fixed double application of local transform for imported shapes. • Crash fix — Recursive function or block references no longer crash. • Import — Improved error messages for missing or inaccessible file imports. • Import — Vertex colors are now preserved for imported models.

• Export — Added SVG export. • Syntax — Added "in" operator for testing if a value lies within a tuple or range. • Syntax — Negative subscript indices can now be used to access elements at the end of a list.

• Export — Added 3MF export. • Bug fix — Improved SVG path support. • Bug fix — Fixed issue where bounds member didn't work on text command output. • Editor — Tap to select shapes now works through invisible objects. • Debugging — Partial scene progress is now displayed after an error to aid debugging.

• Bug fix — Fixed escaping of object names in 3MF export.

• Model info — Added mesh volume to model info. • Meshes — Added mesh.volume member. • Meshes — Added mesh.triangles and polygon.triangles members. • Functions — Added sum() function. • Syntax — Added partial ranges using the new "from" operator. • Crash fix — Fixed crash when extruding single-point paths. • Bug fix — Fixed bug with returning subscripted values. • Bug fix — Fixed some bugs with negative or reversed ranges.

• Bug fix — The polygons, triangles and volume members should now work correctly in all cases. • Improvement — Added support for the British spelling "centre" as an alias for "center".

• Bug fix — Significantly improved loft output when lofted shapes have different numbers of points. • Performance — Repeated access to an imported file is now cached to reduce loading time. • Improvement — Home Screen icon now supports dark and tinted modes.

• Performance — Significantly improved performance when rendering geometry with high detail. • Crash fix — Fixed crash in path command when successive points have the same coordinate. • Crash fix — Fixed crash when displaying error line number in some cases. • Bug fix — Fixed some text input glitches.

• Minkowski sum — Added minkowski command for creating a Minkowski sum of meshes or paths. • Editing — Added undo/redo buttons to built-in source editor. • Export — Added support for exporting OpenSCAD CSG (Constructive Solid Geometry) files. • Import/Export — Added support for importing and exporting OFF (Object File Format) files. • Syntax — Custom blocks now accept child objects via implicit children parameter. • Syntax — Added fonts property for listing available fonts. • Syntax — Made font command name matching more lenient. • Syntax — The sum function now works with vector inputs. • Debugging — Improved error messaging for mismatched angle types. • Debugging — Improved function parameter type inference. • Debugging — Improved type error messages. • Performance — Significantly improved performance when extruding complex paths such as text. • Improvement — The smoothing command now works with imported meshes. • Improvement — Improved vertex color blending for hull and extrusion commands. • Crash fix — Fixed crash when a function has duplicate parameter names. • Bug fix — The loft command now works correctly again with paths containing a single point. • Bug fix — Fixed some bugs with transform commands and properties in custom blocks. • Bug fix — Accessing mesh and polygon member properties now works for tuples of meshes/polygons. • Bug fix — Fixed cache invalidation bug when using smoothing or hull commands.

• Crash fix — Fixed crash when creating a path from empty subpaths. • Bug fix — Fixed minkowski command output with off-center input shapes. • Bug fix — Fixed bounds calculation for intersection shapes. • Bug fix — Fixed bug where mesh.triangles member returned polygons instead of triangles. • Bug fix — Fixed partial render state sometimes not being shown after an error. • Bug fix — Scene info no longer shows imported models and textures after they have been removed. • Improvement — Improved detessellation algorithm (now merges more polygons than before). • Improvement — Improved subpaths implementation (more reliably preserves distinct subpaths).

• Bug fix — Fixed misalignment when using twist option with extrude command • Bug fix — Fixed vertex normals when extruding along a path with sharp corners • Bug fix — Fixed loft command with coplanar paths producing inverted faces • Bug fix — Fixed occasional missing vertices in hull command output • Improvement — Improved hull and minkowski command performance

• Syntax — You can now use if, switch and for statements inside expressions. • Syntax — Added optional message parameter for assert command. • Syntax — Textures and fonts can now be imported for later use with the import command. • Bug fix — Fixed off-center convex hull calculation. • Bug fix — Fixed expression snd func scope transforms. • Bug fix — Editing or replacing a texture file now triggers reload automatically. • Improvement — Removed redundant parentheses from logged values. • Import — Lights are now included when importing scene files.

• Bug fix — Fixed unexpected flattening of nested tuple values.

• Bug fix — Fixed rendering of nested transparent objects. • Bug fix — Fixed spurious type mismatch warning. • Bug fix — Unterminated block comments now produce an error. • Bug fix — Fixed loft command when lofted shapes have different numbers of points. • Crash fix — Fixed crash with non-finite scale or position values. • Import — Added support for tilde in import paths. • Import — Added size limits for imported files. • Improvement — Improved cancellation responsiveness.

• Bug fix — Fixed rendering of non-overlapping transparent objects. • Object Selection — Added long-press contextual menu for selecting objects in the editor. • Debug Console — Console is now a resizable bottom sheet instead of a fixed-size footer.

• Improvement — Improved handling of complex or self-intersecting paths. • Bug fix — Fixed inverted edge vertex normals on complex extruded shapes, including text. • Bug fix — Unlock Export Feature now works again.

• Bug fix — Fixed incorrect count, allButFirst, allButLast and indexed member results for tuples. • Bug fix — Fixed child transforms being ignored when looping over shape values returned from a function. • Bug fix — Fixed performance regression when extruding along a path. • Bug fix — Fixed blank lines being omitted from console output. • Bug fix — Restored original subpath joining behavior. • Bug fix — Fixed various cases of malformed or inverted geometry.

• Crash fix — Fixed crash on app launch.