qmk_firmware

commit 91a9f9e49263dbb04a0c54a2664d5115623009aa
parent ddeaa26fefa7b43a28ce583e39dbf43b7234dd24
Author: nullptr <eliesbertran@gmail.com>
Date:   Sat,  3 Jan 2026 20:45:29 +0100

Fix RGB Matrix Typing Heatmap overflow (#25915)


Diffstat:
M
quantum/rgb_matrix/animations/typing_heatmap_anim.h
 | 
2
+-

1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/quantum/rgb_matrix/animations/typing_heatmap_anim.h b/quantum/rgb_matrix/animations/typing_heatmap_anim.h
@@ -32,7 +32,7 @@ void process_rgb_matrix_typing_heatmap(uint8_t row, uint8_t col) {
             if (i_row == row && i_col == col) {
                 g_rgb_frame_buffer[row][col] = qadd8(g_rgb_frame_buffer[row][col], RGB_MATRIX_TYPING_HEATMAP_INCREASE_STEP);
             } else {
-#            define LED_DISTANCE(led_a, led_b) sqrt16(((int16_t)(led_a.x - led_b.x) * (int16_t)(led_a.x - led_b.x)) + ((int16_t)(led_a.y - led_b.y) * (int16_t)(led_a.y - led_b.y)))
+#            define LED_DISTANCE(led_a, led_b) sqrt16(((int32_t)(led_a.x - led_b.x) * (int32_t)(led_a.x - led_b.x)) + ((int32_t)(led_a.y - led_b.y) * (int32_t)(led_a.y - led_b.y)))
                 uint8_t distance = LED_DISTANCE(g_led_config.point[g_led_config.matrix_co[row][col]], g_led_config.point[g_led_config.matrix_co[i_row][i_col]]);
 #            undef LED_DISTANCE
                 if (distance <= RGB_MATRIX_TYPING_HEATMAP_SPREAD) {