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Author SHA1 Message Date
Jürg Lehni
60a725b527 Implement correct CurveLocation#isCrossing() check. 
And improve curve caching. Still needs work.
 2015-09-15 19:38:28 +02:00
Jürg Lehni
3ce7d88347 Second attempt at simplifying boolean code. 
This time without endless loops.
 2015-09-15 16:31:05 +02:00
Jürg Lehni
089738478c Bring back boolean exclusion handling to reverted code. 2015-09-15 15:03:12 +02:00
Jürg Lehni
7b3f8598f4 Make sure all results of boolean operations are styled and inserted in the sample way. 2015-09-15 14:11:27 +02:00
Jürg Lehni
e4b4037721 Revert "Improve handling of exclude() operations." 
This reverts commit e85586d0fe.
 2015-09-15 13:01:52 +02:00
Jürg Lehni
5e327f7a48 Revert "Substantial simplifications in boolean code." 
This reverts commit a665175a89.
 2015-09-14 15:23:46 +02:00
Jürg Lehni
7aef20ae6b Compare intersection points instead of curve time when deciding to merge. 
Use same precision indepenent of curve length.
 2015-09-14 15:18:44 +02:00
Jürg Lehni
fec479167c Improve debug logging and drawing. 2015-09-14 15:16:52 +02:00
Jürg Lehni
a665175a89 Substantial simplifications in boolean code. 
These were probably made possible thanks to increased precision elsewhere in the lib.
 2015-09-14 01:20:03 +02:00
Jürg Lehni
e85586d0fe Improve handling of exclude() operations. 
Determine wether to switch to other intersection or not based on tangents.

Closes #781 again.
 2015-09-14 00:51:46 +02:00
Jürg Lehni
b532c9cce2 Handle boolean exclusion as a special case. 
Switching each time an intersection is encountered.

Closes #781
 2015-09-13 22:12:04 +02:00
Jürg Lehni
fbb0f3f37d Remove left-over debugging code. 2015-09-13 21:50:35 +02:00
Jürg Lehni
b231e9b2a8 Accept CompoundPath items as children of CompoundPath items. 
Just add their children and remove the parent.

Closes #541
 2015-09-13 16:06:24 +02:00
Jürg Lehni
e2d2c836e5 Some boolean code clean-up. 2015-09-13 14:19:56 +02:00
Jürg Lehni
ea2ff5ec28 Increase precision in Curve.getParameterOf() 
Usually only requires 0-1 more iteration.
 2015-09-13 13:45:20 +02:00
Jürg Lehni
56da70c030 No need to pass TOLERANCE. 
We're comparing with a default tolerance of 1e-5.
 2015-09-13 13:43:50 +02:00
Jürg Lehni
f029d5f9da Write docs for the new EPSILON values. 2015-09-13 13:41:53 +02:00
Jürg Lehni
52c0e3e225 Fix boolean test to adress shifted segment sequence. 
We really need a circular check for closed path geometry.
 2015-09-13 13:26:08 +02:00
Jürg Lehni
d84a84c67f Change the way winding contributions are propagated 
The new approach preserves segment sequence.

Relates to #777
 2015-09-13 13:06:01 +02:00
Jürg Lehni
19c9a0e722 Use the correct points on curve2 when checking intersections at beginnings and ends. 2015-09-13 11:52:17 +02:00
Jürg Lehni
d62caf6faa Introduce CURVETIME_EPSILON, to be used when handling curve time parameters. 
Relates to #777
 2015-09-12 22:55:58 +02:00
Jürg Lehni
4f04dae20f Use the correct GEOMETRIC_EPSILON when matching beginnings and ends of curve in Curve.getParameterOf() 
Relates to #777
 2015-09-12 22:26:16 +02:00
Jürg Lehni
8047f90ccf Switch to using GEOMETRIC_EPSILON in getWinding() code. 2015-09-12 22:20:31 +02:00
Jürg Lehni
ef45a5f62c Clean up tMin / tMax uses. 2015-09-12 22:14:04 +02:00
Jürg Lehni
a0730756c1 Use correct term for curve parameter renormalization. 2015-09-12 22:13:18 +02:00
Jürg Lehni
085cdd74a2 Use GEOMETRIC_EPSILON when comparing curve start / end points. 
Relates to #777
 2015-09-12 21:56:53 +02:00
Jürg Lehni
2fb203ddd1 Adjust notes since we now support boolean operations on self-intersecting Paths items 2015-09-12 11:58:17 +02:00
Jürg Lehni
3da921a0b0 Improve CompoundPath#reduce() to properly reduce suppaths. 
Relates to #779
 2015-09-12 11:43:41 +02:00
Jürg Lehni
fb5f8c0115 Introduce GEOMETRIC_EPSILON, for isOrthogonal(), isCollinear() and overlap checks. 
Relates to #777
 2015-09-12 10:35:47 +02:00
Jürg Lehni
cdd0cee623 Activate resolving of self-intersections in boolean code. 
Relates to #779
 2015-09-12 10:24:19 +02:00
Jürg Lehni
35f3ac87bf Change checks for startConnected / endConnected to support compound-paths. 
Closes #778
 2015-09-12 10:12:17 +02:00
Jürg Lehni
86f404123e Minor code tweaks. 2015-09-11 12:07:27 +02:00
Jürg Lehni
c69ea345da Correctly handle self-intersections when deciding to switch segments. 
Closes #765
 2015-09-10 05:21:47 +02:00
Jürg Lehni
4770cfe2f8 Minor intersection refactoring clean up. 2015-09-10 05:18:56 +02:00
Jürg Lehni
04452730dd Simplify CurveLocation data structures. 
Directly creating and linking intersections simplifies things a lot.
 2015-09-09 17:17:49 +02:00
Jürg Lehni
78e0bae6aa Activate code that handles self-intersection directly now. 
Relates to #765, #761
 2015-09-09 08:24:02 +02:00
Jürg Lehni
abf70378fe Some more code fixes. 
One was breaking unit tests.
 2015-09-09 08:15:43 +02:00
Jürg Lehni
155442e706 Increase readability of convex-hull check in self-intersection code. 2015-09-09 08:12:03 +02:00
Jürg Lehni
70f8f1912f Some code clean-up. 2015-09-09 08:06:59 +02:00
Jürg Lehni
332b09c534 More curve interesection optimizations. 
Only evaluate points if locations are actually added.
 2015-09-09 07:46:48 +02:00
Jürg Lehni
dae8bb630b Avoid checking curves if completely out of control bounds. 
This leads to a huge speed increase! Relates to #765
 2015-09-09 07:34:28 +02:00
Jürg Lehni
1c1e19614e Avoid matching connected start- and end points when self-intersecting curves. 
Partial fix for #765.
 2015-09-09 07:28:08 +02:00
Jürg Lehni
3f53aa78ce Do not access curve objects for geometry since they might be subdivided. 
Partial fix for #765
 2015-09-09 07:26:39 +02:00
Jürg Lehni
b96036fb03 Fix strange curve check. 
Something went wrong in prior refactoring here. Also, no need to check curve beginnings and ends again, just handles.
 2015-09-09 06:25:37 +02:00
Jürg Lehni
98d7703b5c Finish implementing Curve#isStraight and #isLinear() 
Closes #652
 2015-09-06 18:02:15 +02:00
Jürg Lehni
31d9e1cd6e Implement Curve#isLinear() to check for parametrical linearity. 
Along with some unit tests for it.
 2015-09-06 17:56:12 +02:00
Jürg Lehni
9d12a0a82c Rename Curve#isLinear() to #isStraight() 
Relates to #652
 2015-09-06 17:35:27 +02:00
Jürg Lehni
9dab662a1f Clean-up various Segment and Curve tests. 
Moving functionality back to Path#toShape() since it was too specific, and missleading as part of the exposed Segment API.
 2015-09-06 17:27:33 +02:00
Jürg Lehni
71a7cc37e6 Many documentation clean-ups. 2015-09-06 17:20:01 +02:00
Jürg Lehni
b52d343527 Use same notation for all injection scopes. 2015-09-06 16:48:23 +02:00