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Allow Zero Endstops (e.g., for CNC) (#21120)

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Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>
This commit is contained in:
deirdreobyrne
2021-02-25 10:49:34 +00:00
committed by GitHub
parent d167af4c38
commit 468e437390
11 changed files with 778 additions and 739 deletions
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22
Marlin/src/gcode/bedlevel/G26.cpp
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@ -319,9 +319,13 @@ inline bool look_for_lines_to_connect() {
s.x = _GET_MESH_X( i ) + (INTERSECTION_CIRCLE_RADIUS - (CROSSHAIRS_SIZE)); // right edge
e.x = _GET_MESH_X(i + 1) - (INTERSECTION_CIRCLE_RADIUS - (CROSSHAIRS_SIZE)); // left edge
LIMIT(s.x, X_MIN_POS + 1, X_MAX_POS - 1);
s.y = e.y = constrain(_GET_MESH_Y(j), Y_MIN_POS + 1, Y_MAX_POS - 1);
LIMIT(e.x, X_MIN_POS + 1, X_MAX_POS - 1);
#if HAS_ENDSTOPS
LIMIT(s.x, X_MIN_POS + 1, X_MAX_POS - 1);
s.y = e.y = constrain(_GET_MESH_Y(j), Y_MIN_POS + 1, Y_MAX_POS - 1);
LIMIT(e.x, X_MIN_POS + 1, X_MAX_POS - 1);
#else
s.y = e.y = _GET_MESH_Y(j);
#endif
if (position_is_reachable(s.x, s.y) && position_is_reachable(e.x, e.y))
print_line_from_here_to_there(s, e);
@ -339,9 +343,13 @@ inline bool look_for_lines_to_connect() {
s.y = _GET_MESH_Y( j ) + (INTERSECTION_CIRCLE_RADIUS - (CROSSHAIRS_SIZE)); // top edge
e.y = _GET_MESH_Y(j + 1) - (INTERSECTION_CIRCLE_RADIUS - (CROSSHAIRS_SIZE)); // bottom edge
s.x = e.x = constrain(_GET_MESH_X(i), X_MIN_POS + 1, X_MAX_POS - 1);
LIMIT(s.y, Y_MIN_POS + 1, Y_MAX_POS - 1);
LIMIT(e.y, Y_MIN_POS + 1, Y_MAX_POS - 1);
#if HAS_ENDSTOPS
s.x = e.x = constrain(_GET_MESH_X(i), X_MIN_POS + 1, X_MAX_POS - 1);
LIMIT(s.y, Y_MIN_POS + 1, Y_MAX_POS - 1);
LIMIT(e.y, Y_MIN_POS + 1, Y_MAX_POS - 1);
#else
s.x = e.x = _GET_MESH_X(i);
#endif
if (position_is_reachable(s.x, s.y) && position_is_reachable(e.x, e.y))
print_line_from_here_to_there(s, e);
@ -826,7 +834,7 @@ void GcodeSuite::G26() {
#if IS_KINEMATIC
// Check to make sure this segment is entirely on the bed, skip if not.
if (!position_is_reachable(p) || !position_is_reachable(q)) continue;
#else
#elif HAS_ENDSTOPS
LIMIT(p.x, X_MIN_POS + 1, X_MAX_POS - 1); // Prevent hitting the endstops
LIMIT(p.y, Y_MIN_POS + 1, Y_MAX_POS - 1);
LIMIT(q.x, X_MIN_POS + 1, X_MAX_POS - 1);