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Use memmove for overlapping copies in RGB/LED matrix last-hit tracker (#26306)

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Use memmove for overlapping copies in RGB/LED matrix last-hit tracker
This commit is contained in:
Harrison
2026-07-06 12:30:13 -07:00
committed by GitHub
parent e38f3097cb
commit 428b1cd568
2 changed files with 8 additions and 8 deletions
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quantum/led_matrix/led_matrix.c
+4 -4
View File
@@ -200,10 +200,10 @@ void led_matrix_handle_key_event(uint8_t row, uint8_t col, bool pressed) {
}
if (last_hit_buffer.count + led_count > LED_HITS_TO_REMEMBER) {
memcpy(&last_hit_buffer.x[0], &last_hit_buffer.x[led_count], LED_HITS_TO_REMEMBER - led_count);
memcpy(&last_hit_buffer.y[0], &last_hit_buffer.y[led_count], LED_HITS_TO_REMEMBER - led_count);
memcpy(&last_hit_buffer.tick[0], &last_hit_buffer.tick[led_count], (LED_HITS_TO_REMEMBER - led_count) * 2); // 16 bit
memcpy(&last_hit_buffer.index[0], &last_hit_buffer.index[led_count], LED_HITS_TO_REMEMBER - led_count);
memmove(&last_hit_buffer.x[0], &last_hit_buffer.x[led_count], LED_HITS_TO_REMEMBER - led_count);
memmove(&last_hit_buffer.y[0], &last_hit_buffer.y[led_count], LED_HITS_TO_REMEMBER - led_count);
memmove(&last_hit_buffer.tick[0], &last_hit_buffer.tick[led_count], (LED_HITS_TO_REMEMBER - led_count) * 2); // 16 bit
memmove(&last_hit_buffer.index[0], &last_hit_buffer.index[led_count], LED_HITS_TO_REMEMBER - led_count);
last_hit_buffer.count = LED_HITS_TO_REMEMBER - led_count;
}
quantum/rgb_matrix/rgb_matrix.c
+4 -4
View File
@@ -213,10 +213,10 @@ void rgb_matrix_handle_key_event(uint8_t row, uint8_t col, bool pressed) {
}
if (last_hit_buffer.count + led_count > LED_HITS_TO_REMEMBER) {
memcpy(&last_hit_buffer.x[0], &last_hit_buffer.x[led_count], LED_HITS_TO_REMEMBER - led_count);
memcpy(&last_hit_buffer.y[0], &last_hit_buffer.y[led_count], LED_HITS_TO_REMEMBER - led_count);
memcpy(&last_hit_buffer.tick[0], &last_hit_buffer.tick[led_count], (LED_HITS_TO_REMEMBER - led_count) * 2); // 16 bit
memcpy(&last_hit_buffer.index[0], &last_hit_buffer.index[led_count], LED_HITS_TO_REMEMBER - led_count);
memmove(&last_hit_buffer.x[0], &last_hit_buffer.x[led_count], LED_HITS_TO_REMEMBER - led_count);
memmove(&last_hit_buffer.y[0], &last_hit_buffer.y[led_count], LED_HITS_TO_REMEMBER - led_count);
memmove(&last_hit_buffer.tick[0], &last_hit_buffer.tick[led_count], (LED_HITS_TO_REMEMBER - led_count) * 2); // 16 bit
memmove(&last_hit_buffer.index[0], &last_hit_buffer.index[led_count], LED_HITS_TO_REMEMBER - led_count);
last_hit_buffer.count = LED_HITS_TO_REMEMBER - led_count;
}