From 6c252d30f5530982db0986b79f8eb1895f7d48f0 Mon Sep 17 00:00:00 2001 From: Kevin O'Connor Date: Fri, 22 Dec 2017 21:44:56 -0500 Subject: delta: Allow the user to specify a minimum z position Signed-off-by: Kevin O'Connor --- klippy/delta.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'klippy/delta.py') diff --git a/klippy/delta.py b/klippy/delta.py index c0e5ef28..5014fe01 100644 --- a/klippy/delta.py +++ b/klippy/delta.py @@ -33,6 +33,7 @@ class DeltaKinematics: for s, arm2 in zip(self.steppers, self.arm2)] self.limit_xy2 = -1. self.max_z = min([s.position_endstop for s in self.steppers]) + self.min_z = config.getfloat('minimum_z_position', 0, maxval=self.max_z) self.limit_z = min([ep - arm for ep, arm in zip(self.endstops, arm_lengths)]) logging.info( @@ -148,7 +149,7 @@ class DeltaKinematics: limit_xy2 = self.max_xy2 if end_pos[2] > self.limit_z: limit_xy2 = min(limit_xy2, (self.max_z - end_pos[2])**2) - if xy2 > limit_xy2 or end_pos[2] < 0. or end_pos[2] > self.max_z: + if xy2 > limit_xy2 or end_pos[2] < self.min_z or end_pos[2] > self.max_z: raise homing.EndstopMoveError(end_pos) if move.axes_d[2]: move.limit_speed(self.max_z_velocity, move.accel) -- cgit v1.2.3-70-g09d2