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Always define MIN_Z_HEIGHT_FOR_HOMING even if 0

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Always define MIN_Z_HEIGHT_FOR_HOMING even if 0
Always make a potential rise to `home_offset[Z_AXIS]` possible in G28.
Get rid of some very ugly constructs in MBL (ultralcd.cpp).
This commit is contained in:
AnHardt 2016-07-08 15:08:32 +02:00
parent 88ed232f53
commit de3a169336
3 changed files with 20 additions and 13 deletions
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15
Marlin/Conditionals.h
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@ -842,5 +842,20 @@
#define LCD_FEEDBACK_FREQUENCY_DURATION_MS 2
#endif
#endif
/**
* MIN_Z_HEIGHT_FOR_HOMING / Z_RAISE_BETWEEN_PROBINGS
*/
#ifndef MIN_Z_HEIGHT_FOR_HOMING
#ifndef Z_RAISE_BETWEEN_PROBINGS
#define MIN_Z_HEIGHT_FOR_HOMING 0
#else
#define MIN_Z_HEIGHT_FOR_HOMING Z_RAISE_BETWEEN_PROBINGS
#endif
#endif
#ifndef Z_RAISE_BETWEEN_PROBINGS
#define Z_RAISE_BETWEEN_PROBING MIN_Z_HEIGHT_FOR_HOMING
#endif
#endif //CONFIGURATION_LCD
#endif //CONDITIONALS_H

4
Marlin/Marlin_main.cpp
View File

@ -2892,7 +2892,7 @@ inline void gcode_G28() {
#endif
}
#elif defined(MIN_Z_HEIGHT_FOR_HOMING) && MIN_Z_HEIGHT_FOR_HOMING > 0
#else
if (home_all_axis || homeX || homeY) {
// Raise Z before homing any other axes and z is not already high enough (never lower z)
@ -2913,7 +2913,7 @@ inline void gcode_G28() {
}
}
#endif // MIN_Z_HEIGHT_FOR_HOMING
#endif
#if ENABLED(QUICK_HOME)

14
Marlin/ultralcd.cpp
View File

@ -978,17 +978,13 @@ static void lcd_status_screen() {
// Note: During Manual Bed Leveling the homed Z position is MESH_HOME_SEARCH_Z
// Z position will be restored with the final action, a G28
inline void _mbl_goto_xy(float x, float y) {
current_position[Z_AXIS] = MESH_HOME_SEARCH_Z
#if MIN_Z_HEIGHT_FOR_HOMING > 0
+ MIN_Z_HEIGHT_FOR_HOMING
#endif
;
current_position[Z_AXIS] = MESH_HOME_SEARCH_Z + MIN_Z_HEIGHT_FOR_HOMING;
line_to_current(Z_AXIS);
current_position[X_AXIS] = x + home_offset[X_AXIS];
current_position[Y_AXIS] = y + home_offset[Y_AXIS];
line_to_current(manual_feedrate[X_AXIS] <= manual_feedrate[Y_AXIS] ? X_AXIS : Y_AXIS);
#if MIN_Z_HEIGHT_FOR_HOMING > 0
current_position[Z_AXIS] = MESH_HOME_SEARCH_Z;
current_position[Z_AXIS] = MESH_HOME_SEARCH_Z; // How do condition and action match?
line_to_current(Z_AXIS);
#endif
stepper.synchronize();
@ -1038,11 +1034,7 @@ static void lcd_status_screen() {
if (_lcd_level_bed_position == (MESH_NUM_X_POINTS) * (MESH_NUM_Y_POINTS)) {
lcd_goto_screen(_lcd_level_bed_done, true);
current_position[Z_AXIS] = MESH_HOME_SEARCH_Z
#if MIN_Z_HEIGHT_FOR_HOMING > 0
+ MIN_Z_HEIGHT_FOR_HOMING
#endif
;
current_position[Z_AXIS] = MESH_HOME_SEARCH_Z + MIN_Z_HEIGHT_FOR_HOMING;
line_to_current(Z_AXIS);
stepper.synchronize();