Commit graph

233 commits

Author SHA1 Message Date
Jürg Lehni
c61e8d57b9 Fix issue with recursive call of Curve.getIntersections(). 2013-05-01 18:24:54 -07:00
hkrish
f239a3980d Fix: Update the getIntersections method signature in recursive calls 2013-05-01 13:29:02 +02:00
Jürg Lehni
883e3ad563 Define CurveLocation#intersection as a way to retrieve the CurveLocation on the intersecting path when using Path#getIntersections(). 2013-04-30 18:41:26 -07:00
Jürg Lehni
c7ab32c501 Rearrange linear curve conditions. 2013-04-26 14:37:37 -07:00
Jürg Lehni
c513a24f46 Handle intersection between linear curves without recursive subdivision.
Closes #207.
2013-04-26 14:31:42 -07:00
Jürg Lehni
74f6a93b33 Optimize Curve.getArea(). 2013-04-25 17:47:11 -07:00
Jürg Lehni
898e216668 Implement Path#getArea() and CompoundPath#getArea(). 2013-04-25 17:37:19 -07:00
Jürg Lehni
80a1129eab Consistently use 'this' rather than 'Curve'. 2013-04-25 17:19:00 -07:00
Jürg Lehni
1b5ca4dec9 Rename Curve._addIntersections() to Curve.getIntersections() 2013-04-25 17:17:53 -07:00
Jürg Lehni
eaa6e3bb6b Improve Curve#getCrossings() documentation and code. 2013-04-25 11:08:50 -07:00
Jürg Lehni
d7e075d316 Handle contour edge cases in Path#contains().
Closes #208.
2013-04-25 11:03:49 -07:00
Jürg Lehni
dc9a9c42d2 Cleanup solveCubic() further. 2013-04-21 08:44:41 -07:00
Jonathan Puckey
52e7c39567 Improve Curve documentation. 2013-04-21 15:43:57 +02:00
Jürg Lehni
c45ad26b67 Remove tolerance parameter from solveCubic() / solveQuadratic() since we should always use EPSILON. 2013-04-20 19:58:42 -07:00
Jürg Lehni
14aa8e5dea Improve precision of Numerical.solveCubic() and fix issues in Curve.getCrossings().
Closes #202.
2013-04-20 19:14:19 -07:00
Jürg Lehni
461def5383 Fix issue with imprecise tangents / normals to curves at t = 0, 1. 2013-04-20 17:40:19 -07:00
Jürg Lehni
1952e3dc7d Implement Curve#getCurvatureAt(). 2013-04-20 17:26:51 -07:00
Jürg Lehni
9fe1ff951a Clean up code. 2013-04-09 20:36:38 -07:00
Jürg Lehni
7f245974e6 Implement a faster method to filter out beginnings of intersected curves. 2013-04-09 20:35:31 -07:00
Jürg Lehni
a9a0857ba4 Find a better strategy to avoid duplicate solutions in PathItem#getIntersections().
Closes #197.
2013-04-09 20:27:55 -07:00
Jürg Lehni
d3bb68d0e0 Use faster Array construction. 2013-04-09 07:55:09 -07:00
Jürg Lehni
a0b903e49c Simply call slice() instead of slice(0). 2013-04-06 18:39:17 +02:00
Jürg Lehni
e854254986 Insert linear segments when dividing linear curves. 2013-03-19 16:17:12 -07:00
Jürg Lehni
2230c2888d Fix issue with Curve#divide() where the wrong curve reference is returned. 2013-03-01 20:19:44 -08:00
Jürg Lehni
02ca95eb46 Avoid accidental global leakage. 2013-02-08 16:12:57 -08:00
Jürg Lehni
6c9c16ad3d Update copyright information comments, and year. 2013-01-28 18:03:27 -08:00
Jürg Lehni
b0deda9445 Add missing documentation for various location related functions on Curve. 2013-01-28 16:47:45 -08:00
Jürg Lehni
c7d8aebb9e Swap Curve's bounds scope with point evaluation scope, for proximity to bounds related methods in scope before. 2013-01-28 16:32:04 -08:00
Jürg Lehni
1a438b8b9b Change Curve#[getPoint / getTangent / getNormal](t) to #[getPoint / getTangent / getNormal](offset, isParamter).
Keep deprecated versions around for now.
2013-01-28 16:30:28 -08:00
Jürg Lehni
f09bc84a12 Implement correct handling of Curves / Segments synchronization, improve CurveLocation linking to Curves through their linked Segments, and preserve Curves in Path#split() calls. 2013-01-22 14:46:49 -08:00
Jürg Lehni
ba5aa86411 Include Roger Willcocks in the thanks regarding isSufficentlyFlat. 2013-01-20 14:28:02 -08:00
Jürg Lehni
b05a21d6c9 Fix bug in Curve#getLocationOf(). 2013-01-20 14:01:42 -08:00
Jürg Lehni
b04eb2b98f Implement Path#split() and Curve#split(). 2012-12-31 22:28:41 +01:00
Jürg Lehni
e066db4577 Implement Curve#divide(). 2012-12-30 19:49:17 +01:00
Jürg Lehni
4185b63d99 Und recent renaming of #getNearest*() methods. 2012-12-30 19:43:35 +01:00
Jürg Lehni
2abefee336 Merge Base.readValue() with Base.read() and rename Base.peekValue() to Base.peek().
When called directly on Base, read() reads values, otherwise the specific type of the subclass it is called on.
2012-12-30 16:07:20 +01:00
Jürg Lehni
1b539301ad Find a better naming convention for the various getLocation* methods (*At for offsets / parameters, *Of for points), implement the missing methods on Curve and use them in Path. 2012-12-27 21:08:03 +01:00
Jürg Lehni
231369fa01 Shorten code a bit, using loops. 2012-12-27 20:46:12 +01:00
Jürg Lehni
cb8f3291d3 Clean up some comments. 2012-12-27 20:19:23 +01:00
Jürg Lehni
5b9d33f32e Fix imprecision in intersection code by re-introducing tolerance parameter in Curve#isFlatEnough(). 2012-12-27 20:13:45 +01:00
Jürg Lehni
3c4978eb04 Rename Curve#getParameter(point) to Curve#getParameterOf(point), to better distinguish from Curve#getParameterAt(length). 2012-12-27 20:09:21 +01:00
Jürg Lehni
68ad4bb5ba Implement PathItem#getIntersections(path) and Curve#getIntersections(curve) using divide-and-conquer approach, and new Curve.getBounds(). 2012-12-27 19:23:03 +01:00
Jürg Lehni
75596e1d03 Move a part of Path.getBounds() code into Curve._addBounds(), and use it to also define Curve.getBounds(). 2012-12-27 18:38:55 +01:00
Jürg Lehni
57a9f4fc91 Use constant substitution for Numerical constants as well. 2012-12-27 18:36:59 +01:00
Jürg Lehni
8f093f6dd7 Remove all PORT comments, since we won't port back features to Scriptographer. 2012-12-25 16:07:48 +01:00
Jürg Lehni
734cc1cc61 Undo commit 4445376c0204cb5a2e408c64b77a5b6fa09305ba since it clashes with magnification. 2012-12-21 16:41:57 +01:00
Jürg Lehni
d43cc28aac Optimise Curve constructors that construct from 4 arguments (points) and 8 (coordinate values). 2012-12-20 18:03:11 +01:00
Jürg Lehni
29a2bc781b Implement the various bounds getter on Curve too, using caching and the new static Path.get*Bounds methods. 2012-12-18 14:35:21 +01:00
Jürg Lehni
b535d9f843 Implement new Bootstrap feature that allows hiding of getter parameters to make sure beans are produced, and use it across the library. 2012-12-15 19:51:31 +01:00
Jürg Lehni
09ee9a0689 Exclude 1 in parameter range for crossing counting, as segment points would be counted twice otherwise. 2012-12-15 02:27:36 -08:00
Jürg Lehni
16578e6b15 Clean up code. 2012-12-15 02:24:46 -08:00
Jürg Lehni
a36d244eb1 Handle impression in Curve#getCrossings(), causing wrong results when handling circles. 2012-12-15 01:52:23 -08:00
Ben Firshman
73d6c102a6 Fix k leaking into globals 2012-11-20 15:53:04 +00:00
Ben Firshman
dc1161b32a Fix fullLength leaking into globals 2012-11-20 15:53:03 +00:00
Jürg Lehni
400b454177 Introduce Numerical.isZero(), for comparisons against 0 with a tolerance. 2012-11-05 21:06:13 -08:00
Jürg Lehni
6ed1d67ada Modernize Bootstrap.js, introduce Base.create() and use it instead of the Constructor.dont hack for object creation without the calling of initialize. 2012-11-03 21:49:37 -07:00
Jürg Lehni
f73717a7e7 Fix issues in Numerical.solveQuadratic(), solveCubic() and Path#contains().
Closes #71.
2012-10-22 18:21:33 -04:00
Jürg Lehni
44ad4d885a Update link to Kaspar Fischer's PDF with new URL. 2012-10-15 15:48:38 -07:00
Jürg Lehni
9e61995282 Handle parameter matching of beginning and ends of curves separately. 2012-09-30 14:06:31 -07:00
Jürg Lehni
c30ff47930 Remove matrix argument from all hit-testing related methods.
We better inverse-transform the point and save the code!
2011-12-25 00:19:01 +01:00
Jürg Lehni
a326b189b4 Improve Curve#isFlatEnough() by finding the right threshold through testing, and remove other less precise solutions. 2011-11-12 01:23:41 +01:00
Jürg Lehni
d43b54a531 Shorten Curve.isFlatEnough() code. 2011-11-11 20:58:33 +01:00
Jürg Lehni
fdd4ee8d31 Switch back to Kaspar Fischer's version of Curve.isFlatEnough, as it produces the best results with dashed lines. 2011-11-11 20:55:31 +01:00
Jürg Lehni
3397931bb2 Be consistent in Numerical. EPSILON comparison rules. 2011-09-22 21:14:16 +02:00
Jürg Lehni
7f81184848 Only intersect lines if their lengths are not conflicting with Numerical.EPSILON comparison of the cross product in Line#intersect(). 2011-07-30 11:38:17 +01:00
Jürg Lehni
7d0db22b9b Use squared distances in nearest point algorithm. 2011-07-30 11:37:07 +01:00
Jürg Lehni
45c7f9c4fc Port back code to prevent tangents and normals of length 0 from Scriptographer. 2011-07-09 11:20:03 +02:00
Jürg Lehni
833d4968ce Change root solvers to not produce new arrays each time but fill a passed one that can be reused. Yields io impressive performance improvements. 2011-07-09 10:50:47 +02:00
Jürg Lehni
839107d341 Remove faulty code for calculation of tangents / normals. 2011-07-09 10:35:22 +02:00
Jürg Lehni
ec00150df2 Remove unused variable. 2011-07-09 10:34:18 +02:00
Jürg Lehni
4e1d613ed8 Fix Curve#getLength() again for straight lines. 2011-07-09 10:21:17 +02:00
Jürg Lehni
17b412ce6f Fix a newly introduced bug in #contains(). 2011-07-09 10:17:06 +02:00
Jürg Lehni
8a6d53766e Explain code a litter better. 2011-07-09 10:11:50 +02:00
Jürg Lehni
8928a7b057 Fix #getCrossings() where calling #getPoint() / #getTangent() was slow and also wrong when a matrix was used. 2011-07-09 10:09:41 +02:00
Jürg Lehni
8606f25542 Switch from using Function#apply() trick for passing curve values as function parameters to simply passing arrays and looking up the values on then. 2011-07-09 10:08:43 +02:00
Jürg Lehni
bb4e71da81 Clean up isFlatEnough() code. 2011-07-08 22:26:22 +02:00
Jürg Lehni
fe37ce6bcb Clean up comments. 2011-07-07 23:02:26 +02:00
Jürg Lehni
ca50461fd1 Implement new Curve.isFlatEnough(). 2011-07-07 23:00:16 +02:00
Jürg Lehni
5655981f6d Clean up white spaces. 2011-07-07 16:09:02 +02:00
Jürg Lehni
e573fe5dcd Do not pass prevSlope to Curve#getCrossings(), rely on #getPrevious() instead. 2011-07-07 16:08:10 +02:00
Jürg Lehni
4a53503130 Add support for optional matrix in Path#contains(), Path#getNearestLocation(), Curve#getValues(), Curve#getCrossings(), Curve#getNearestLocation() 2011-07-07 16:07:29 +02:00
Jürg Lehni
9d2148245a Implement Curve#getParameter(point), untested. 2011-07-06 23:15:32 +02:00
Jürg Lehni
b13c7622c8 Rename Curve#getParameter(length) -> Curve#getParameterAt(offset) 2011-07-06 23:13:38 +02:00
Jürg Lehni
778a161ba0 Rename Curve.solve() -> Curve.solveCubic() 2011-07-06 23:10:16 +02:00
Jürg Lehni
fadf6e98b5 Pass on minDistance to CurveLocation. 2011-07-06 22:21:49 +02:00
Jürg Lehni
17bdaf6fe4 Use CurveLocation for Curve#getNearest*() methods. 2011-07-06 22:08:10 +02:00
Jürg Lehni
8b6d9746ce Rename Curve#getCrossingsFor() -> #getCrossings() 2011-07-06 22:07:34 +02:00
Jürg Lehni
5c3a6f72b6 Fix comments. 2011-07-06 15:31:16 +02:00
Jürg Lehni
ccd4113ba3 Implement Nearest Point-on-Curve Problem. 2011-07-05 13:20:31 +02:00
Jürg Lehni
4630a1bd4a Fix documentation. 2011-07-05 13:17:34 +02:00
Jürg Lehni
c1f46977fa Rename Curve.isSufficientlyFlat() to shorter Curve.isFlatEnough() 2011-07-05 13:17:07 +02:00
Jürg Lehni
4110a56521 Improve comments. 2011-07-05 01:20:25 +02:00
Jürg Lehni
6cc7417201 Handle edge case in crossing number algorithm where the beam in right x-direction is touching a tip where the curves change y-direction but do not interesect with the shape, by checking for slope changes. 2011-07-05 01:15:45 +02:00
Jürg Lehni
4924d683e4 Simplify Curve.solve() and improve documentation. 2011-07-04 23:42:16 +02:00
Jürg Lehni
c5269ecbab Implement Path#contains(point) efficiently using the crossing number algorithm and our cubic polynomial solver. 2011-07-04 23:32:15 +02:00
Jürg Lehni
dad118cc20 Fix comments. 2011-07-04 23:30:25 +02:00
Jürg Lehni
79c0ad8cc5 Update copyright notices. 2011-07-01 12:17:45 +02:00
Richard D. Worth
ac39873693 Whitespace. Removed all trailing whitespace from .js files 2011-06-30 06:01:51 -04:00
Jürg Lehni
50c7649421 Improve Segment and Curve documentation. 2011-06-27 15:07:08 +02:00
Jürg Lehni
e35b171bec Improve Curve documentation. 2011-06-27 14:58:17 +02:00