From 4a6bdb6fe471b3024b2ca1d977ef02bfd94cc12a Mon Sep 17 00:00:00 2001 From: Scott Shawcroft Date: Thu, 18 Jul 2019 16:47:28 -0700 Subject: Track a dirty area for in-memory bitmaps This fixes the bug that bitmap changes do not cause screen updates and optimizes the refresh when the bitmap is simply shown on the screen. If the bitmap is used in tiles, then changing it will cause all TileGrids using it to do a full refresh. Fixes #1981 --- shared-module/displayio/TileGrid.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'shared-module/displayio/TileGrid.h') diff --git a/shared-module/displayio/TileGrid.h b/shared-module/displayio/TileGrid.h index 4d97eccc2..160b920dd 100644 --- a/shared-module/displayio/TileGrid.h +++ b/shared-module/displayio/TileGrid.h @@ -41,7 +41,8 @@ typedef struct { int16_t y; uint16_t pixel_width; uint16_t pixel_height; - uint16_t bitmap_width_in_tiles; + uint16_t bitmap_width_in_tiles;; + uint8_t tiles_in_bitmap; uint16_t width_in_tiles; uint16_t height_in_tiles; uint16_t tile_width; -- cgit v1.2.3