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update documentation on fragments 

I see a path to at least maintain a single fragment per screen line. But
can we do better? It even seems unnecessary to maintain two copies of
the data, chopped up into lines and screen lines.
This commit is contained in:
Kartik K. Agaram 2023-04-01 16:48:40 -07:00
parent ed27b8dd85
commit 24a732ebff
2 changed files with 2 additions and 2 deletions
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2
edit.lua
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@ -53,7 +53,7 @@ function edit.initialize_state(top, left, right, font_height, line_height) -- c
-- rendering wrapped text lines needs some additional short-lived data per line:
-- startpos, the index of data the line starts rendering from, can only be >1 for topmost line on screen
-- starty, the y coord in pixels the line starts rendering from
-- fragments: snippets of rendered love.graphics.Text, guaranteed to not straddle screen lines
-- fragments: snippets of the line guaranteed to not straddle screen lines
-- screen_line_starting_pos: optional array of grapheme indices if it wraps over more than one screen line
line_cache = {},

2
source_edit.lua
View File

@ -54,7 +54,7 @@ function edit.initialize_state(top, left, right, font_height, line_height) -- c
-- rendering wrapped text lines needs some additional short-lived data per line:
-- startpos, the index of data the line starts rendering from, can only be >1 for topmost line on screen
-- starty, the y coord in pixels the line starts rendering from
-- fragments: snippets of rendered love.graphics.Text, guaranteed to not straddle screen lines
-- fragments: snippets of the line guaranteed to not straddle screen lines
-- screen_line_starting_pos: optional array of grapheme indices if it wraps over more than one screen line
line_cache = {},