OLD_SLOWDOWN does nothing, so remove it
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				| @ -929,24 +929,18 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const | |||||||
|   int moves_queued = movesplanned(); |   int moves_queued = movesplanned(); | ||||||
| 
 | 
 | ||||||
|   // Slow down when the buffer starts to empty, rather than wait at the corner for a buffer refill
 |   // Slow down when the buffer starts to empty, rather than wait at the corner for a buffer refill
 | ||||||
|   #if ENABLED(OLD_SLOWDOWN) || ENABLED(SLOWDOWN) |   #if ENABLED(SLOWDOWN) | ||||||
|     bool mq = moves_queued > 1 && moves_queued < (BLOCK_BUFFER_SIZE) / 2; |     // Segment time im micro seconds
 | ||||||
|     #if ENABLED(OLD_SLOWDOWN) |     unsigned long segment_time = lround(1000000.0 / inverse_mm_s); | ||||||
|       if (mq) fr_mm_s *= 2.0 * moves_queued / (BLOCK_BUFFER_SIZE); |     if (moves_queued > 1 && moves_queued < (BLOCK_BUFFER_SIZE) / 2) { | ||||||
|     #endif |       if (segment_time < min_segment_time) { | ||||||
|     #if ENABLED(SLOWDOWN) |         // buffer is draining, add extra time.  The amount of time added increases if the buffer is still emptied more.
 | ||||||
|       //  segment time im micro seconds
 |         inverse_mm_s = 1000000.0 / (segment_time + lround(2 * (min_segment_time - segment_time) / moves_queued)); | ||||||
|       unsigned long segment_time = lround(1000000.0/inverse_mm_s); |         #ifdef XY_FREQUENCY_LIMIT | ||||||
|       if (mq) { |           segment_time = lround(1000000.0 / inverse_mm_s); | ||||||
|         if (segment_time < min_segment_time) { |         #endif | ||||||
|           // buffer is draining, add extra time.  The amount of time added increases if the buffer is still emptied more.
 |  | ||||||
|           inverse_mm_s = 1000000.0 / (segment_time + lround(2 * (min_segment_time - segment_time) / moves_queued)); |  | ||||||
|           #ifdef XY_FREQUENCY_LIMIT |  | ||||||
|             segment_time = lround(1000000.0 / inverse_mm_s); |  | ||||||
|           #endif |  | ||||||
|         } |  | ||||||
|       } |       } | ||||||
|     #endif |     } | ||||||
|   #endif |   #endif | ||||||
| 
 | 
 | ||||||
|   block->nominal_speed = block->millimeters * inverse_mm_s; // (mm/sec) Always > 0
 |   block->nominal_speed = block->millimeters * inverse_mm_s; // (mm/sec) Always > 0
 | ||||||
|  | |||||||
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