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authorInès Varhol <ines.varhol@telecom-paris.fr>2024-09-15 14:57:00 +0200
committerMichael Tokarev <mjt@tls.msk.ru>2024-09-20 08:06:57 +0300
commitd524be28c5933a9d7605955a2368212a31c72d16 (patch)
tree8e247fa1e1dff20cb6e21942e350e258cacda23e
parent26111a30adac00c814af6672b8d99716949613e8 (diff)
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hw/display: Fix mirrored output in dm163
DM163 is an emulated 8x8 LED matrix. This commit flips the image horizontally so it's rendered the same way as on the hardware. Signed-off-by: Inès Varhol <ines.varhol@telecom-paris.fr> Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
-rw-r--r--hw/display/dm163.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/display/dm163.c b/hw/display/dm163.c
index f92aee3..75a91f6 100644
--- a/hw/display/dm163.c
+++ b/hw/display/dm163.c
@@ -271,7 +271,7 @@ static uint32_t *update_display_of_row(DM163State *s, uint32_t *dest,
unsigned row)
{
for (unsigned _ = 0; _ < LED_SQUARE_SIZE; _++) {
- for (int x = 0; x < RGB_MATRIX_NUM_COLS * LED_SQUARE_SIZE; x++) {
+ for (int x = RGB_MATRIX_NUM_COLS * LED_SQUARE_SIZE - 1; x >= 0; x--) {
/* UI layer guarantees that there's 32 bits per pixel (Mar 2024) */
*dest++ = s->buffer[s->buffer_idx_of_row[row]][x / LED_SQUARE_SIZE];
}