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| author | Scott Shawcroft <scott@adafruit.com> | 2019-07-30 14:15:37 -0700 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2019-07-30 14:15:37 -0700 |
| commit | 366fdcce18e148a6828b7a7074e1e4198fca3595 (patch) | |
| tree | 8777a4d863e3d855bf89f97214cc5e8c9f7c9a78 /shared-module/displayio/TileGrid.c | |
| parent | bb04fbf410b9b4af73f06603e6fff72bf8378baa (diff) | |
| parent | 1dd4bf0280f4c37687b453855a964d1923248c82 (diff) | |
Merge pull request #2011 from tannewt/ssd1322
Add knobs for SSD1322 and two displayio fixes.
Diffstat (limited to 'shared-module/displayio/TileGrid.c')
| -rw-r--r-- | shared-module/displayio/TileGrid.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/shared-module/displayio/TileGrid.c b/shared-module/displayio/TileGrid.c index 88873d3a9..fee2ae978 100644 --- a/shared-module/displayio/TileGrid.c +++ b/shared-module/displayio/TileGrid.c @@ -436,7 +436,11 @@ bool displayio_tilegrid_fill_area(displayio_tilegrid_t *self, const _displayio_c // asm("bkpt"); // } } - ((uint8_t*)buffer)[offset / pixels_per_byte] |= pixel << ((offset % pixels_per_byte) * colorspace->depth); + uint8_t shift = (offset % pixels_per_byte) * colorspace->depth; + if (colorspace->reverse_pixels_in_byte) { + shift = (pixels_per_byte - 1) * colorspace->depth - shift; + } + ((uint8_t*)buffer)[offset / pixels_per_byte] |= pixel << shift; } } } |