197 Commits

Author	SHA1	Message	Date
Mitchell Hashimoto	7bde20a43d	a cell is empty only if it also has no styling ... Previously we only checked if it had no character. With text shaping, this was causing runs of only empty backgrounds to not render.	2022-09-13 10:12:44 -07:00
Mitchell Hashimoto	662b656218	implement LRU row GPU cell caching	2022-09-12 11:28:47 -07:00
Mitchell Hashimoto	8995e74e23	rows are dirty when initialized	2022-09-10 11:01:40 -07:00
Mitchell Hashimoto	08b7a866b6	Screen dirty tracking	2022-09-10 10:59:57 -07:00
Mitchell Hashimoto	98dff5a163	better handling of combination characters	2022-09-07 20:10:06 -07:00
Mitchell Hashimoto	85dff335f1	much more accurate run splits and cell widths in runs	2022-09-07 10:30:40 -07:00
Mitchell Hashimoto	3754de3b95	test very long emoji	2022-09-06 14:21:07 -07:00
Mitchell Hashimoto	802f230fa2	handle graphemes with more than 1 joiner	2022-09-05 10:35:22 -07:00
Mitchell Hashimoto	47242ad12a	test writing graphemes	2022-09-05 10:29:52 -07:00
Mitchell Hashimoto	7ceff79ea9	various methods on Row are grapheme-aware and tested	2022-09-05 09:47:35 -07:00
Mitchell Hashimoto	b3ec7028fb	detect and attach grapheme to grapheme data	2022-09-04 21:57:07 -07:00
Mitchell Hashimoto	a605ff07e1	setup flags, storage for graphemes	2022-09-04 11:17:41 -07:00
Mitchell Hashimoto	e6564dfd11	fix some resize crashes	2022-09-04 09:43:20 -07:00
Mitchell Hashimoto	f417659368	on resize, if rows increasing, handle that first	2022-09-03 22:33:20 -07:00
Mitchell Hashimoto	f3f60e47d1	clearHistory	2022-09-03 21:40:03 -07:00
Mitchell Hashimoto	6373900dfa	comment on screen struct	2022-09-03 21:35:43 -07:00
Mitchell Hashimoto	c0e36bedd6	remove dirty for now	2022-09-03 21:26:49 -07:00
Mitchell Hashimoto	3d0ec16ad4	resize with shrinking cols	2022-09-03 21:25:06 -07:00
Mitchell Hashimoto	7134ddec4e	resize less rows	2022-09-03 17:59:24 -07:00
Mitchell Hashimoto	1121438d8a	maybe clean up resize more cols	2022-09-03 17:50:04 -07:00
Mitchell Hashimoto	d6e243cde1	resize with reflow more cols	2022-09-03 17:28:26 -07:00
Mitchell Hashimoto	2583b8cb65	fix y pos on resize	2022-09-03 12:25:26 -07:00
Mitchell Hashimoto	41f2b756ae	fix scrolling and new row calculation	2022-09-03 12:18:45 -07:00
Mitchell Hashimoto	d22a323896	clean up some assertions	2022-09-01 23:25:51 -07:00
Mitchell Hashimoto	8d6e8eb0aa	asserts not being optimized away, use comptime gate	2022-09-01 22:21:54 -07:00
Mitchell Hashimoto	57725cf3a4	cache row iterator max value	2022-09-01 22:05:42 -07:00
Mitchell Hashimoto	5aa6d79519	screen: cache history offset ... This is a super hot calculation so taking up memory to cache it resulted in 15m less function calls when catting a 10mb file, and ~5% speedup.	2022-09-01 21:36:59 -07:00
Mitchell Hashimoto	73581eee0b	small optimizations	2022-09-01 18:36:27 -07:00
Mitchell Hashimoto	30a14d230e	process ASCII events manually to avoid function call overhead	2022-09-01 17:53:40 -07:00
Mitchell Hashimoto	d404be2993	grow our scrollback much faster	2022-09-01 01:15:20 -07:00
Mitchell Hashimoto	dba027d307	resize should maintain minimum of screen rows	2022-09-01 01:09:06 -07:00
Mitchell Hashimoto	77c8ec0a20	the big screen switchover	2022-09-01 00:58:47 -07:00
Mitchell Hashimoto	36140d3ee9	TODO	2022-08-29 20:26:02 -07:00
Mitchell Hashimoto	0505018186	Line segmentation into text runs	2022-08-29 16:39:48 -07:00
Mitchell Hashimoto	65df657b4e	make cell attrs bools instead of u1s	2022-08-26 11:09:48 -07:00
Mitchell Hashimoto	46bbab5d10	ignore zero-width characters for now	2022-08-24 13:48:22 -07:00
Mitchell Hashimoto	28072157d5	selection of wide chars and copy/paste works	2022-08-20 17:10:10 -07:00
Mitchell Hashimoto	da79aae0ab	terminal: print wide characters	2022-08-20 16:11:48 -07:00
Mitchell Hashimoto	ad1cdbcd59	implement erase display scrollback ("clear" command)	2022-08-09 09:22:34 -07:00
Mitchell Hashimoto	fb5afbedd2	add screen .history tag to fetch scrollback region	2022-08-09 09:18:10 -07:00
Mitchell Hashimoto	38af14ff3a	resize alt screen without reflow	2022-08-08 21:14:27 -07:00
Mitchell Hashimoto	f82493cccf	when growing cols, adjust viewport and cursor if we shorten	2022-08-08 20:52:36 -07:00
Mitchell Hashimoto	16a5a45293	when growing rows, offset cursor by added rows	2022-08-08 18:14:11 -07:00
Mitchell Hashimoto	d551f1126b	when less cols, cursor needs to be in screen space, not viewport	2022-08-08 17:47:16 -07:00
Mitchell Hashimoto	113b5a318b	when shrinking rows, clear empty space from the end (see test case)	2022-08-08 17:24:10 -07:00
Mitchell Hashimoto	a2cf116063	fix a crash when reflowing to smaller cols but still buggy	2022-08-08 14:20:52 -07:00
Mitchell Hashimoto	f3d3d255fb	handle case where cursor is past where content is on col shrink	2022-08-08 14:08:01 -07:00
Mitchell Hashimoto	9493561159	assertions to save our bacon	2022-08-08 14:03:14 -07:00
Mitchell Hashimoto	e4c8bbd394	reflow cursor when shrinking cols	2022-08-08 14:02:28 -07:00
Mitchell Hashimoto	6fa4cb07c7	more cursor reflow	2022-08-08 13:56:09 -07:00