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-rw-r--r--shared-module/displayio/display_core.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/shared-module/displayio/display_core.c b/shared-module/displayio/display_core.c
index 411f9f373..57d33b565 100644
--- a/shared-module/displayio/display_core.c
+++ b/shared-module/displayio/display_core.c
@@ -48,6 +48,7 @@ void displayio_display_core_construct(displayio_display_core_t* self,
uint16_t color_depth, bool grayscale, bool pixels_in_byte_share_row, uint8_t bytes_per_cell, bool reverse_pixels_in_byte, bool reverse_bytes_in_word) {
self->colorspace.depth = color_depth;
self->colorspace.grayscale = grayscale;
+ self->colorspace.grayscale_bit = 8 - color_depth;
self->colorspace.pixels_in_byte_share_row = pixels_in_byte_share_row;
self->colorspace.bytes_per_cell = bytes_per_cell;
self->colorspace.reverse_pixels_in_byte = reverse_pixels_in_byte;