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Fix reading 4-bit data

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This commit is contained in:
Jeff Epler 2021-03-21 13:37:38 -05:00
parent 7970a2fee1
commit 7229fe631d
1 changed files with 1 additions and 1 deletions
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2
shared-module/bitmaptools/__init__.c
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@ -464,7 +464,7 @@ void common_hal_bitmaptools_readinto(displayio_bitmap_t *self, pyb_file_obj_t *f
int byte_offset = x / 2; int byte_offset = x / 2;
int bit_offset = 4 * (reverse_pixels_in_element ? (1 - x % 2) : x % 2); int bit_offset = 4 * (reverse_pixels_in_element ? (1 - x % 2) : x % 2);
value = (rowdata8[byte_offset] >> bit_offset) & 7; value = (rowdata8[byte_offset] >> bit_offset) & 15;
break; break;
} }
case 8: case 8: