ManuelW/grbl-LPC-CoreXY
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clamped safe speed to 100% of nominal speed. Fixes a problem that might have spelled trouble at very low feed rates

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Simen Svale Skogsrud 2011-02-17 21:41:41 +01:00
parent 2ff680a125
commit b8eee5ac9a
1 changed files with 5 additions and 1 deletions
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6
planner.c
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@ -168,7 +168,11 @@ inline double junction_jerk(block_t *before, block_t *after) {
// Calculate a braking factor to reach baseline speed which is max_jerk/2, e.g. the // Calculate a braking factor to reach baseline speed which is max_jerk/2, e.g. the
// speed under which you cannot exceed max_jerk no matter what you do. // speed under which you cannot exceed max_jerk no matter what you do.
double factor_for_safe_speed(block_t *block) { double factor_for_safe_speed(block_t *block) {
return(settings.max_jerk/block->nominal_speed); if(settings.max_jerk < block->nominal_speed) {
return(settings.max_jerk/block->nominal_speed);
} else {
return(1.0);
}
} }
// The kernel called by planner_recalculate() when scanning the plan from last to first entry. // The kernel called by planner_recalculate() when scanning the plan from last to first entry.