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Merge pull request #3613 from thinkyhead/rc_acceleration_fix1

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Fix an acceleration anomaly by making locals signed
This commit is contained in:
Scott Lahteine 2016-04-29 16:39:31 -07:00
parent c3ef9993b9 e38baaa23e
commit eeef571be2
1 changed files with 1 additions and 1 deletions
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Marlin/planner.cpp
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@ -941,7 +941,7 @@ float junction_deviation = 0.1;
// Compute and limit the acceleration rate for the trapezoid generator. // Compute and limit the acceleration rate for the trapezoid generator.
float steps_per_mm = block->step_event_count / block->millimeters; float steps_per_mm = block->step_event_count / block->millimeters;
unsigned long bsx = block->steps[X_AXIS], bsy = block->steps[Y_AXIS], bsz = block->steps[Z_AXIS], bse = block->steps[E_AXIS]; long bsx = block->steps[X_AXIS], bsy = block->steps[Y_AXIS], bsz = block->steps[Z_AXIS], bse = block->steps[E_AXIS];
if (bsx == 0 && bsy == 0 && bsz == 0) { if (bsx == 0 && bsy == 0 && bsz == 0) {
block->acceleration_st = ceil(retract_acceleration * steps_per_mm); // convert to: acceleration steps/sec^2 block->acceleration_st = ceil(retract_acceleration * steps_per_mm); // convert to: acceleration steps/sec^2
} }