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Revert acceleration limiting to avoid overflow

Scott Lahteine 8 years ago
parent
commit
dc2cb8454c
1 changed files with 2 additions and 2 deletions
  1. 2
    2
      Marlin/planner.cpp

+ 2
- 2
Marlin/planner.cpp View File

@@ -1021,8 +1021,8 @@ void Planner::_buffer_line(const float &a, const float &b, const float &c, const
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   }
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   else {
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     #define LIMIT_ACCEL(AXIS) do{ \
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-      const uint32_t comp = max_acceleration_steps_per_s2[AXIS] * block->step_event_count; \
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-      if (accel * block->steps[AXIS] > comp) accel = comp / block->steps[AXIS]; \
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+      if (max_acceleration_steps_per_s2[AXIS] < (accel * block->steps[AXIS]) / block->step_event_count)
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+        accel = (max_acceleration_steps_per_s2[AXIS] * block->step_event_count) / block->steps[AXIS];
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     }while(0)
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     // Start with print or travel acceleration

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