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During homing, line_to_axis_pos will make a path which moves across the

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endstop trigger point. The move is stopped at endstop, so current_position
should also be adjusted to reflect this!

Caused error in subsequent call in endstop adjustment, since the movement
would assume a wrong starting position.
This commit is contained in:
Thomas Otvald Jensen 2016-07-30 16:50:31 +02:00
parent f575e92f2e
commit fe059f1221
1 changed files with 4 additions and 2 deletions
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6
Marlin/Marlin_main.cpp
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@ -2414,6 +2414,10 @@ static void homeaxis(AxisEnum axis) {
// Move slowly towards the endstop until triggered // Move slowly towards the endstop until triggered
line_to_axis_pos(axis, 2 * home_bump_mm(axis) * axis_home_dir, get_homing_bump_feedrate(axis)); line_to_axis_pos(axis, 2 * home_bump_mm(axis) * axis_home_dir, get_homing_bump_feedrate(axis));
// reset current_position to 0 to reflect hitting endpoint
current_position[axis] = 0;
sync_plan_position();
#if ENABLED(DEBUG_LEVELING_FEATURE) #if ENABLED(DEBUG_LEVELING_FEATURE)
if (DEBUGGING(LEVELING)) DEBUG_POS("> TRIGGER ENDSTOP", current_position); if (DEBUGGING(LEVELING)) DEBUG_POS("> TRIGGER ENDSTOP", current_position);
#endif #endif
@ -2430,7 +2434,6 @@ static void homeaxis(AxisEnum axis) {
lockZ1 = (z_endstop_adj < 0); lockZ1 = (z_endstop_adj < 0);
if (lockZ1) stepper.set_z_lock(true); else stepper.set_z2_lock(true); if (lockZ1) stepper.set_z_lock(true); else stepper.set_z2_lock(true);
sync_plan_position();
// Move to the adjusted endstop height // Move to the adjusted endstop height
line_to_axis_pos(axis, adj); line_to_axis_pos(axis, adj);
@ -2443,7 +2446,6 @@ static void homeaxis(AxisEnum axis) {
#if ENABLED(DELTA) #if ENABLED(DELTA)
// retrace by the amount specified in endstop_adj // retrace by the amount specified in endstop_adj
if (endstop_adj[axis] * axis_home_dir < 0) { if (endstop_adj[axis] * axis_home_dir < 0) {
sync_plan_position();
#if ENABLED(DEBUG_LEVELING_FEATURE) #if ENABLED(DEBUG_LEVELING_FEATURE)
if (DEBUGGING(LEVELING)) { if (DEBUGGING(LEVELING)) {
SERIAL_ECHOPAIR("> endstop_adj = ", endstop_adj[axis]); SERIAL_ECHOPAIR("> endstop_adj = ", endstop_adj[axis]);