# Changelog

All notable changes to this project will be documented in this file. The format is inspired by Keep a Changelog (opens new window), and this project adheres to Semantic Versioning (opens new window).

# Apr 29, 2022 v0.8.6

Apr 29, 2022

v0.8.6 (opens new window)
  • Fixed documentation links
  • Made Two.Group and Two.Text properties public in TypeScript types
  • Added overloaded methods to TypeScript types
  • Fixed Two.Path.ending discrepancies when Two.Path.curved = true

# Mar 29, 2022 v0.8.5

Mar 29, 2022

v0.8.5 (opens new window)
  • Added Two.Gradient parent parameter to Two.Stop.clone
  • Breaking: Added export maps so extras are imported like so import { ZUI } from 'two.js/extras/zui.js'

# Jan 29, 2022 v0.8.3

Jan 29, 2022

v0.8.3 (opens new window)
  • Improved Two.Element.className flagging and classList construction
  • Manually amended types.d.ts for better TypeScript developing

# Jan 19, 2022 v0.8.2

Jan 21, 2022

v0.8.2 (opens new window)
  • Removed # private declared variables for better EcmaScript compatibility
  • Fixed Two.Path.begining and Two.Path.ending interpolation when Two.Anchor.relative = false
  • Added Two.Utils.read.path(string) which allows for string interpretation of an SVG path's d attribute
  • Added Two.Shape.worldMatrix

# Jan 10, 2022 v0.8.0

Jan 10, 2022

v0.8.0 (opens new window)
  • Added Two.Element as an EcmaScript 6 class
  • Converted Two.ImageSequence to EcmaScript 6 class
  • Converted Two.Sprite to EcmaScript 6 class
  • Converted Two.Texture to EcmaScript 6 class
  • Converted Two.Stop to EcmaScript 6 class
  • Converted Two.RadialGradient to EcmaScript 6 class
  • Converted Two.LinearGradient to EcmaScript 6 class
  • Converted Two.Gradient to EcmaScript 6 class
  • Converted Two.Star to EcmaScript 6 class
  • Converted Two.RoundedRectangle to EcmaScript 6 class
  • Converted Two.Rectangle to EcmaScript 6 class
  • Converted Two.Polygon to EcmaScript 6 class
  • Converted Two.Points to EcmaScript 6 class
  • Converted Two.Line to EcmaScript 6 class
  • Converted Two.Ellipse to EcmaScript 6 class
  • Converted Two.Circle to EcmaScript 6 class
  • Converted Two.ArcSegment to EcmaScript 6 class
  • Converted Two.Path to EcmaScript 6 class
  • Converted Two.Group to EcmaScript 6 class
  • Converted Two.Text to EcmaScript 6 class
  • Converted Two.Shape to EcmaScript 6 class
  • Converted Two.Matrix to EcmaScript 6 class
  • Converted Two.Registry to EcmaScript 6 class
  • Converted Two.Children to EcmaScript 6 class
  • Converted Two.Collection to EcmaScript 6 class
  • Converted Two.Events to EcmaScript 6 class
  • Converted Two.Anchor to EcmaScript 6 class
  • Converted Two.Vector to EcmaScript 6 class
  • Two.interpret appropriately inherits classes to <g /> tags @elShiaLabeouf (opens new window)
  • Two.interpret inherits classes and data-* attributes @elShiaLabeouf (opens new window)

# Dec 15, 2021 v0.7.13

Dec 15, 2021

v0.7.13 (opens new window)
  • Improved SVG gradient interpretation
  • Two.interpret can properly unwrap CSS url() commands
  • Added Two.Gradient.units and respected in all renderers
  • Default units space for Two.Gradient is objectBoundingBox
  • Removed destructive attribute assignments in Two.interpret
  • Interpreted gradients are reused as <defs />

# Nov 24, 2021 v0.7.12

Nov 24, 2021

v0.7.12 (opens new window)
  • Made mask removal possible on Two.Groups, Two.Paths, and Two.Points'
  • Simplified Two.Points.vertices management for renderers improving adaptability

# Nov 20, 2021 v0.7.10

Nov 20, 2021

v0.7.10 (opens new window)
  • Fixed empty vertices issue on Two.Points

# Nov 11, 2021 v0.7.9

Nov 11, 2021

v0.7.9 (opens new window)
  • Made Two.load and Two.interpret consistently apply SVG viewBox
  • Made Two.Rectangle.origin act as inverse anchor positioning
  • Made Two.Path.toObject objectify fill and stroke attributes that are Two.Texture and Two.Gradient
  • Improved reassigned id selection on interpreted SVG elements
  • Improved Two.load group duplication
  • Added Two.Points and Two.makePoints to all renderers
  • Made Two.release mimic behavior of Two.remove

# Jul 13, 2021 v0.7.8

Jul 13, 2021

v0.7.8 (opens new window)
  • Made types.d.ts a shim of a module so that it can at least be loaded in TypeScript projects while the ES6 class declaration is still work-in-progress

# Jul 10, 2021 v0.7.6

Jul 10, 2021

v0.7.6 (opens new window)
  • Fixed id setting on all objects of Two.js
  • Fixed Two.ArcSegment.clone outer radius issue
  • Standardized vertex generation in higher order primitives
  • Type declaration improvements
  • Improved Two.Group.center, Two.Group.corner, Two.Path.center, Two.Path.corner
  • Improved SVG gradient interpretation
  • Added <defs /> interpretation
  • Added Two.Path.mask and Two.Text.mask properties
  • Standardized Texture.id to be compliant with other Two.Shape.id
  • Added ability to interpret <clipPath /> and <image /> SVG elements

# Apr 23, 2021 v0.7.5

Apr 23, 2021

v0.7.5 (opens new window)
  • Improved Two.Circle.beginning & Two.Circle.ending behavior
  • Improved fitted logic on instances of Two
  • Improved Two.Children and Two.Collection instantiation versatility
  • Improved Two.Group.getBoundingClientRect, Two.Path.getBoundingClientRect, and Two.Text.getBoundingClientRect
  • Improved higher level shapes', like Two.Circle, ability to handle zeroed out arguments

# Apr 2, 2021 v0.7.4

Apr 2, 2021

v0.7.4 (opens new window)
  • Improved Typescript type declarations
  • Successfully export extras/ directory in both JavaScript and JavaScript Module format
  • Added Two.Shape.skewX and Two.Shape.skewY @gburlet (opens new window)

# Mar 26, 2021 v0.7.3

Mar 26, 2021

v0.7.3 (opens new window)
  • Exposed Two.Shape.renderer for easier access to underlying SVG elements
  • Added Typescript declaration types to Two.js
  • Made Two.Group listen to Two.Shape.id changes through new observable property and flags
  • Improved Two.interpret performance and functionality through improved regular expressions @adroitwhiz (opens new window)
  • Two.Group.visible is a property held on the group and does not trickle down to children
  • Improved scientific notation interpretation in SVG elements
  • Two.load appends a hidden DOM element to the document's <head /> so that getComputedStyles works more consistently with Two.interpret

# Jan 12, 2021 v0.7.1

Jan 12, 2021

v0.7.1 (opens new window)
  • Added Two.AutoCalculateImportedMatrices to control different ways of importing SVG transformations
  • Fixed Two.Text.className application
  • Added basic text support in Two.interpret
  • Exposed Two.fit for external use
  • Added a fitted argument to the Two constructor to make instance adaptively match the size of its parent element
  • Simplified Two.release method
  • Added support for scientific notation in Two.interpret
  • Added Two.Text.decoration styling to Two.CanvasRenderer and Two.WebGLRenderer
  • Increased precision on Two.Utils.toFixed for Firefox transformation engine performance increase
  • Added support to import <use /> tags from SVG interpretation @eulertour (opens new window)
  • Removed extraneous underscore calls from Two.Utils @adroitwhiz (opens new window)
  • Ensured Two.interpret respects the add parameter to be added (or not) to the current instance
  • Modularized Two.js classes / files @adroitwhiz (opens new window)
  • Made Two.js compatible with import modules @adroitwhiz (opens new window)
  • Added wiki as VuePress (opens new window) project

# Jan 22, 2020 v0.7.0

Jan 22, 2020

v0.7.0 (opens new window)
  • Exposed resolution parameter in Two.makeCircle and Two.makeEllipse as the final parameter
  • Made Two.Circle and Two.Ellipse recalculate controls points on _update and made vertex amounts cyclical @adroitwhiz (opens new window)
  • Added ESLint (opens new window) scripts to development environment @adroitwhiz (opens new window)
  • Improve performance of WebGLRenderer by leveraging uniform to construct plane and removing duplicate render calls @adroitwhiz (opens new window)
  • Unpacked scale objects in WebGLRenderer @adroitwhiz (opens new window)
  • Removed unnecessary gl.colorMask calls @adroitwhiz (opens new window)
  • Removed Two.Utils.toFixed calls on Canvas and WebGLRenderers @adroitwhiz (opens new window)
  • Two.Shape.clone clones Two.Shape.matrix when Two.Shape.matrix.manual is set to true
  • Improved Two.Group.mask rendering in Two.WebGLRenderer
  • Fixed Two.WebGLRenderer.setSize recursive loop error
  • Connected Two.Shape.className to Two.Shape.classList for searching and class assignment in SVG elements
  • Performance improvements on canvas HTML5 styles @brandonheyer (opens new window)
  • Added trickle down styling to Two.Group.closed, Two.Group.curved, and Two.Group.automatic
  • Check for Duplicity on Two.Group.add
  • Accounted for offset positions in Two.Path.center and Two.Group.center methods
  • Exposed Two.Shape.matrix as a publicly accessible property
  • Removed Two.Utils.deltaTransformPoint and patched Two.Utils.decomposeMatrix to more accurately parse matrices
  • Added support for various position inclusion of gradients and other effects in Two.interpret
  • Improved Two.Utils.applySvgAttributes rotation from SVG interpretation
  • Added Two.makeArrow for Simple Triangular Tipped Arrows @mike168m (opens new window)
  • Improved Two.Matrix efficiency of calculations
  • Added Two.Path.dashes.offset and Two.Text.dashes.offset properties for animating dashed strokes in all renderers
  • Fixed Two.Path.corner method to not be additive on successive invocations
  • Split Two.Matrix.toArray into two different functions. One for 2D transforms and one for a plain object (JSON) representation
  • Added Two.Matrix.toTransformArray intended for 2D transformation use internally
  • WebGLRenderer more robustly supports displaying bitmap content
  • Added <g /> attributes to be inherited by children in SVG interpretation
  • Added offscreenElement as an option when constructing WebGL Renderers for WebWorker compatibility
  • Added Two.Shape.position accessor to Two.Shape.translation for ease of use with matter.js (opens new window)
  • Added Two.Path.dashes and Two.Text.dashes support to WebGL and Canvas Renderers

# Dec 8, 2018 v0.7.0-beta.3

Dec 8, 2018

v0.7.0-beta.3 (opens new window)
  • Canvas Renderer supports dashed and non dashed paths
  • Enforce Two.Rectangle has four vertices
  • Fixed Two.Path.closed on latest ending calculations

# Nov 18, 2018 v0.7.0-beta.2

Nov 18, 2018

v0.7.0-beta.2 (opens new window)
  • Updated Two.js compatibility with webpack and node-canvas 2.0.0+

# Nov 3, 2018 v0.7.0-beta.1

Nov 3, 2018

v0.7.0-beta-1 (opens new window)
  • Altered Two.Path.clone and Two.Text.clone to use references where possible and to _update() on return
  • Improved multi-decimal and arc SVG interpretation
  • Added Two.Commands.arc for better arc rendering across all renderers
  • Two.Path and Two.Text now have dashes property to define stroke dashing behavior @danvanorden (opens new window)
  • Two.Vector arithmetic methods made more consistent — still need to improve performance
  • Two.Path.vertices will not clone vectors, improving developer clarity
  • Two.js clone methods do not force adding to a parent
  • Two.ImageSequence, Two.Sprite, and Two.Rectangle have origin properties for offset rendering
  • Two.Group.getBoundingClientRect will pass-through on effects instead of break
  • Two.interpret apply SVG node style attributes to paths. Inherits from groups and infers SVG viewBox attribute against Two.js instance
  • Two.interpret improves multi-decimal formatted d attributes
  • Two.ZUI added through the new /extras folder
  • Two.Text.getBoundingClientRect now returns an estimated bounding box object
  • Two.interpret properly assigns back calculated Z coordinates
  • Two.load now immediately returns a Two.Group for use without callbacks if desired
  • Added Two.Group.length to return the calculated length of all child paths
  • Two.Group.beginning and Two.Group.ending calculate based on child Two.Paths for intuitive grouped animating
  • Added Two.Utils.shim to properly handle canvas and image element spoofing in headless environments
  • Improved conformance between primitive shapes
  • Two.Path.getBoundingClientRect considers control points from bezier curves
  • Two.Path.beginning and Two.Path.ending calculate based on distance increasing accuracy for animation, but also performance load
  • Moved Two.Path._vertices underlying to list of rendered points to Two.Path._renderer.vertices
  • Improved accuracy of Two.Path.ending and Two.Path.beginning on open paths
  • Added specific clone method to Two.ArcSegment, Two.Circle, Two.Ellipse, Two.Polygon, Two.Rectangle, Two.RoundedRectangle, and Two.Star primitives
  • Added ability to read viewBox property from root SVG node in Two.interpret
  • Added more reliable transform getter in Two.interpret
  • Added rx and ry property reading on Two.Utils.read.rect
  • Added Two.Utils.read['rounded-rect'] to interpret Rounded Rectangles
  • Added ability for Two.RoundedRectangle.radius to be a Two.Vector for x, y component styling
  • Added ES6 compatible ./build/two.module.js for importing library
  • Improved Q SVG interpretation
  • Two.Texture, Two.Sprite, and Two.ImageSequence implemented in WebGLRenderer
  • Added className property to Two.Shapes for easier CSS styling in SVGRenderer @fr0 (opens new window)
  • Two.Events.resize is now bound to a renderer's setSize function giving a more generic solution to change scenegraph items based on dimensions changing

# Dec 1, 2017 v0.7.0-alpha.1

Dec 1, 2017

v0.7.0-alpha-1 (opens new window)
  • Fixed closed Two.Path.getPointAt method to clamp properly
  • Added Two.Texture.repeat for describing pattern invocations
  • Added Two.Texture, Two.Sprite, and Two.ImageSequence
  • Removed Two.Shape inheritance for Two.Gradients
  • Added Two.Vector.rotate method @ferm10n (opens new window)
  • Objects clone to parent only if parent exists @ferm10n (opens new window)
  • Vendor agnostic requestAnimationFrame @ferm10n (opens new window)
  • Two.Utils.Events.listenTo and Two.Utils.Events.stopListening @ferm10n (opens new window)
  • Two.Utils.Events added to Two.Path.prototype for event inheritance @ferm10n (opens new window)
  • Enhanced Two.Shape.scale to allow both numbers and Two.Vector as property value
  • Made Two.interpret use latest primitives
  • Added Two.Circle primitive
  • Two.Shape.translation is now a getter/setter and can be replaced
  • Fixed translation interpretation to strip out 'px' strings
  • Removed Two.SineRing — make Two.Star.curved = true and it's the same effect
  • Enhanced Two.ArcSegment, Two.Ellipse, Two.Polygon, Two.Rectangle, Two.RoundedRectangle, Two.Star
  • Fixed Two.Anchor.relative interpretation in svg, canvas, and webgl renderers
  • Made Getters / Setters enumerable for iteration compatibility
  • Fixed Two.Utils.Collection.splice method and added additional test
  • Added compatibility with node.js (opens new window), browserify (opens new window), and node-canvas (opens new window)
  • Removed third party dependencies
  • Added remove method to Two.Text
  • Fixed ordering on same parent additions for Two.Group

# Feb 9, 2016 v0.6.0

Feb 9, 2016

v0.6.0 (opens new window)
  • Updated Two.CanvasRenderer.ctx.imageSmoothingEnabled to not use deprecated invocation, issue 178 (opens new window)
  • Fixed Two.Group.mask in SVGRenderer to append to DOM correctly
  • Updated require imports to be compatible with require.js (opens new window)
  • Added Two.Text for programmatically writing text in Two.js

# Oct 1, 2015 v0.5.0

Oct 1, 2015

v0.5.0 (opens new window)
  • Added support for two.interpret to import svg's gradients
  • Added Two.Utils.xhr and two.load methods to asynchronously load SVG files
  • Added Two.Gradient, Two.LinearGradient, and Two.RadialGradient
  • Added dependency check to ensure ASM loading in environments like NPM as well as in the browser
  • Properly deleted webgl textures on removal of Two.Path
  • Added support for two.interpret to import svg's Elliptical Arcs (opens new window)
  • Added Two.ArcSegment and Two.SineRing as new shapes invoked like Two.Path @chrisdelbuck (opens new window)
  • Added Two.Line, Two.Rectangle, Two.RoundedRectangle, Two.Ellipse, Two.Polygon, and Two.Star as new shapes invoked like Two.Path
  • Breaking: renamed Two.Polygon to Two.Path
  • Performance enhancements to webgl renderer
  • Performance enhancements to canvas renderer Leo Koppelkamm (opens new window)
  • Enabled render ordering in Two.Group.children based on previous augmentation
  • Augmented Two.Group.children to inherit from Two.Collection effectively making it an array instead of a map Leo Koppelkamm (opens new window)
    • The map can still be accessed at Two.Group.children.ids

# Jul 22, 2014 v0.4.0

Jul 22, 2014

v0.4.0 (opens new window)
  • Updated Two.interpret to handle polybezier path data
  • Added Two.Group.mask and Two.Polygon.clip in order to create clipping masks
  • Two.Group has own opacity property Leo Koppelkamm (opens new window)
  • Rendering optimizations Leo Koppelkamm (opens new window)
  • Two.noConflict non-destructive command internally to the library
  • Two.interpret decomposes transform attribute of source tag
  • Two.interpret handles item irregularities from Inkscape (opens new window)
  • Changed Two.Identifier to use underscores instead of hyphens for dot-notation access Leo Koppelkamm (opens new window)
  • Added Two.Group.getById and Two.Group.getByClassName methods for convenient selection Leo Koppelkamm (opens new window)
  • Added classList to all Two.Shapes Leo Koppelkamm (opens new window)
  • Enabled inference of applied styles on imported svgs Leo Koppelkamm (opens new window)
  • Added Two.Polygon.getPointAt method to get coordinates on a curve/line
  • Added Two.Polygon.length property and Two.Polygon._updateLength method to calculate length of curve/line
  • Updated Two.Group.prototype observable properties on Two.Polygon.Properties to ensure each property is considered unique
  • Two.Polygon.vertices first and last vertex create automated control points when Two.Polygon.curved = true
  • Updated Two.Polygon.subdivide method to accommodate Two.makeEllipse
  • Enabled id to be properly interpreted from SVG elements @chrisdelbuck (opens new window)
  • Updated webgl renderer getBoundingClientRect to accommodate relative anchors
  • Updated beginning and ending to clamp to each other
  • Reorganized Two.Polygon._update and Two.Polygon.plot in order to handle beginning and ending properties
  • Updated Two.getComputedMatrix and Two.Polygon.getBoundingClientRect to adhere to nested transformations
  • Updated Two.Anchor to change control points relatively by default through anchor.relative property
  • Updated Two.Polygon.subdivide method to accommodate curved = false circumstances
  • Updated svg, canvas, and webgl renderers to properly reflect holes in curved Two.Polygons
  • Updated Two.Group clone method
  • Added toObject method to Two.Group, Two.Polygon, Two.Anchor
  • Two.Polygon initializes polygon.cap = 'butt' and polygon.join = 'miter' based on Adobe Illustrator defaults
  • Two.Polygon.subdivide method now works with Two.Commands.move for noncontiguous polygons
  • Internally update matrices on getBoundingClientRect in order to remove the need to defer or wait for internal variables to be up-to-date
  • Refactor of renderers and scenegraph for performance optimization and lower memory footprint
    • Relinquished internal events for flags
    • Prototypical declaration of Object.defineProperty
    • Added _update and flagReset methods to Two.Shape, Two.Group, and Two.Polygon
    • Decoupled canvas and webgl renderers and are now independent
    • Added _matrix.manual to override the default behavior of a Two.Polygon transformation
    • Localized variables per file as much as possible to reduce Garbage Collection on runtime

# Oct 25, 2013 v0.3.0

Oct 25, 2013

v0.3.0 (opens new window)
  • Can properly pass domElement on construction of new instance of two
  • Added overdraw boolean to webgl renderer @arodic (opens new window)
  • Added support for ie9 svg interpretation @tomconroy (opens new window)
  • Added subdivide method for Two.Polygon and Two.Group
  • Ensure sure that manual properly is set on construction of Two.Polygon that it binds Two.Anchor.controls change events
  • Added automatic High DPI support for webgl renderer
  • Updated two.interpret(svg) to handle compound paths
  • Added Two.Anchor (opens new window) which represents all anchor points drawn in two.js
  • Modified source to not have any instances of window for node use
  • Updated to underscore.js 1.5.1
  • Added Two.Utils.getReflection method to properly get reflection's in svg interpretation
  • Made Two.Vector inherently not broadcast events and now needs to be explicity bound to in order to broadcast events, which two.js does internally for you
  • Created Two.Utils.Collection an observable array-like class that polygon.vertices inherit @fchasen (opens new window)
  • Added Two.Events.insert and Two.Events.remove for use with Two.Utils.Collection
  • Properly recurses getBoundingClientRect for both Two.Group and Two.Polygon
  • Added Two.Version to clarify forthcoming builds
  • Updated hierarchy ordering of group.children in canvas and webgl renderers
  • Updated shallow and bidirectional remove method for Two.Group and Two.Polygon
  • Added corner method to Two.Group and Two.Polygon allowing anchoring along the upper lefthand corner of the form
  • Modified center method of Two.Group and Two.Polygon to not affect the translation property to stay inline with corner method and any future orientation and anchoring logic
  • Added automatic High DPI support for canvas renderer
  • Added overdraw boolean to canvas renderer
  • Added AMD loader compatibility @thomasrudin (opens new window)
  • Deferred two.update(); to account for canvas and webgl
  • Added remove and clear methods to two instance
  • Updated svg interpretation for webgl context
  • Added matrix property to all Two.Shape's for advanced transformations
  • Added inverse method to Two.Matrix
  • Remove execution path dependency on utils/build.js @masonblier (opens new window)
  • Added timeDelta property to every two instance
  • Added gruntfile, package.json for more integration with npm, and dependency free build (build/two.clean.js) @iros (opens new window)
  • Crossbrowser compatibility with noStroke and noFill commands

# May 3, 2013 v0.2.0

May 3, 2013

v0.2.0 (opens new window)
  • First alpha release

# Jan 29, 2013 v0.1.0-alpha

Jan 29, 2013

v0.1.0-alpha (opens new window)
  • Proof of Concept built from Three.js