28 commits

Author	SHA1	Message	Date
sheaf	2e9c437bd4	fix incorrect brush join computation ... * also add some curvature calculations (unused at the moment)	2020-09-16 23:56:19 +02:00
sheaf	1c6f751a2b	improve offset tangent calculation	2020-09-15 19:07:22 +02:00
sheaf	808e37b1b3	fix issue with incorrect subdivision in fit ... * was using `Max ( Arg t sq_dist )` instead of `Max ( Arg sq_dist t )`	2020-09-14 06:28:35 +02:00
sheaf	e3d920573d	add debug mode to visualise fitting algorithm	2020-09-14 06:03:45 +02:00
sheaf	a459467ed0	add parallelism for brush outline computation ... * also enable varying the fitting parameters (UI todo)	2020-09-07 17:38:22 +02:00
sheaf	031d72a69b	create/move/delete guides: drag from ruler area	2020-09-06 00:40:56 +02:00
sheaf	930fa0ebf9	don't attempt to draw outline when brush is empty	2020-09-05 15:35:01 +02:00
sheaf	db4115c634	hook up menu to actions, + some refactors	2020-09-02 22:49:50 +02:00
sheaf	8a6b4f5391	encode/decode documents to JSON using waargonaut	2020-08-31 22:28:30 +02:00
sheaf	9c5f8b1198	use correct applicative operation for brush lerp	2020-08-31 01:59:14 +02:00
sheaf	dfa446254a	adjust what is rendered in different modes	2020-08-29 20:50:02 +02:00
sheaf	9bde44ed42	fix brush stroke point order for open brush path ... * also: add some preset brushes	2020-08-29 19:41:07 +02:00
sheaf	62bb1451c5	curve fitting: implement recursive subdivision	2020-08-29 18:26:11 +02:00
sheaf	d4561ad549	use the correct tangent vector for stroke joins	2020-08-29 16:34:51 +02:00
sheaf	3916fe2656	compute and render brush stroke outlines	2020-08-29 03:03:29 +02:00
sheaf	b3941a2834	use hmatrix for least squares solving ... * this fixes the convergence problems of cubic Bézier curve fitting	2020-08-26 00:41:34 +02:00
sheaf	f16ac3fa93	fitting a cubic Bézier to a sequence of points ... * WIP: current code exhibits convergence issues / instability	2020-08-24 10:55:39 +02:00
sheaf	e8c77befd6	split out stroke code to library	2020-08-19 23:34:43 +02:00
sheaf	e044b1b06c	stroking: compute offset given tangent vector	2020-08-19 17:41:15 +02:00
sheaf	107b27ebca	implement deletion of selection	2020-08-19 05:28:47 +02:00
sheaf	596821222f	implement drawing with the pen tool	2020-08-17 00:09:16 +02:00
sheaf	91e1431306	add selection UI	2020-08-14 00:47:10 +02:00
sheaf	8d50c92ca9	highlight points for hover/selection	2020-08-13 19:58:54 +02:00
sheaf	2bd6847e78	add root solving code, coalesce event handling	2020-08-12 22:43:47 +02:00
sheaf	07f9981c41	update infobar, mouse focus zoom, module refactor	2020-08-11 00:07:09 +02:00
sheaf	9fc7b8acb3	basic rendering, mousewheel scrolling	2020-08-10 16:38:27 +02:00
sheaf	f224c6b738	add MenuBar	2020-08-05 22:23:16 +02:00
sheaf	c9e702e660	WIP	2020-08-04 08:43:25 +02:00