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Fix position adjustment with gcode_T and MBL

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This commit is contained in:
Scott Lahteine 2016-07-03 16:51:26 -07:00
parent 4fff9872b9
commit f31af61ee2
1 changed files with 21 additions and 20 deletions
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35
Marlin/Marlin_main.cpp
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@ -310,6 +310,9 @@ float position_shift[3] = { 0 };
// Set by M206, M428, or menu item. Saved to EEPROM. // Set by M206, M428, or menu item. Saved to EEPROM.
float home_offset[3] = { 0 }; float home_offset[3] = { 0 };
#define RAW_POSITION(POS, AXIS) (POS - home_offset[AXIS] - position_shift[AXIS])
#define RAW_CURRENT_POSITION(AXIS) (RAW_POSITION(current_position[AXIS], AXIS))
// Software Endstops. Default to configured limits. // Software Endstops. Default to configured limits.
float sw_endstop_min[3] = { X_MIN_POS, Y_MIN_POS, Z_MIN_POS }; float sw_endstop_min[3] = { X_MIN_POS, Y_MIN_POS, Z_MIN_POS };
float sw_endstop_max[3] = { X_MAX_POS, Y_MAX_POS, Z_MAX_POS }; float sw_endstop_max[3] = { X_MAX_POS, Y_MAX_POS, Z_MAX_POS };
@ -2766,8 +2769,7 @@ inline void gcode_G28() {
// Save known Z position if already homed // Save known Z position if already homed
if (axis_homed[X_AXIS] && axis_homed[Y_AXIS] && axis_homed[Z_AXIS]) { if (axis_homed[X_AXIS] && axis_homed[Y_AXIS] && axis_homed[Z_AXIS]) {
pre_home_z = current_position[Z_AXIS]; pre_home_z = current_position[Z_AXIS];
pre_home_z += mbl.get_z(current_position[X_AXIS] - home_offset[X_AXIS], pre_home_z += mbl.get_z(RAW_CURRENT_POSITION(X_AXIS), RAW_CURRENT_POSITION(Y_AXIS));
current_position[Y_AXIS] - home_offset[Y_AXIS]);
} }
mbl.set_active(false); mbl.set_active(false);
current_position[Z_AXIS] = pre_home_z; current_position[Z_AXIS] = pre_home_z;
@ -3083,8 +3085,7 @@ inline void gcode_G28() {
stepper.synchronize(); stepper.synchronize();
#else #else
current_position[Z_AXIS] = MESH_HOME_SEARCH_Z - current_position[Z_AXIS] = MESH_HOME_SEARCH_Z -
mbl.get_z(current_position[X_AXIS] - home_offset[X_AXIS], mbl.get_z(RAW_CURRENT_POSITION(X_AXIS), RAW_CURRENT_POSITION(Y_AXIS))
current_position[Y_AXIS] - home_offset[Y_AXIS])
#if Z_HOME_DIR > 0 #if Z_HOME_DIR > 0
+ Z_MAX_POS + Z_MAX_POS
#endif #endif
@ -3096,8 +3097,7 @@ inline void gcode_G28() {
SYNC_PLAN_POSITION_KINEMATIC(); SYNC_PLAN_POSITION_KINEMATIC();
mbl.set_active(true); mbl.set_active(true);
current_position[Z_AXIS] = pre_home_z - current_position[Z_AXIS] = pre_home_z -
mbl.get_z(current_position[X_AXIS] - home_offset[X_AXIS], mbl.get_z(RAW_CURRENT_POSITION(X_AXIS), RAW_CURRENT_POSITION(Y_AXIS));
current_position[Y_AXIS] - home_offset[Y_AXIS]);
} }
} }
#endif #endif
@ -3305,8 +3305,7 @@ inline void gcode_G28() {
case MeshReset: case MeshReset:
if (mbl.active()) { if (mbl.active()) {
current_position[Z_AXIS] += current_position[Z_AXIS] +=
mbl.get_z(current_position[X_AXIS] - home_offset[X_AXIS], mbl.get_z(RAW_CURRENT_POSITION(X_AXIS), RAW_CURRENT_POSITION(Y_AXIS)) - MESH_HOME_SEARCH_Z;
current_position[Y_AXIS] - home_offset[Y_AXIS]) - MESH_HOME_SEARCH_Z;
mbl.reset(); mbl.reset();
SYNC_PLAN_POSITION_KINEMATIC(); SYNC_PLAN_POSITION_KINEMATIC();
} }
@ -6620,21 +6619,23 @@ inline void gcode_T(uint8_t tmp_extruder) {
} }
#endif #endif
#elif ENABLED(MESH_BED_LEVELING) #else // !AUTO_BED_LEVELING_FEATURE
#if ENABLED(MESH_BED_LEVELING)
if (mbl.active()) { if (mbl.active()) {
float xpos = current_position[X_AXIS] - home_offset[X_AXIS], float xpos = RAW_CURRENT_POSITION(X_AXIS),
ypos = current_position[Y_AXIS] - home_offset[Y_AXIS]; ypos = RAW_CURRENT_POSITION(Y_AXIS);
current_position[Z_AXIS] += mbl.get_z(xpos + xydiff[X_AXIS], ypos + xydiff[Y_AXIS]) - mbl.get_z(xpos, ypos); current_position[Z_AXIS] += mbl.get_z(xpos + xydiff[X_AXIS], ypos + xydiff[Y_AXIS]) - mbl.get_z(xpos, ypos);
} }
#else // no bed leveling #endif // MESH_BED_LEVELING
// The newly-selected extruder XY is actually at... // The newly-selected extruder XY is actually at...
current_position[X_AXIS] += xydiff[X_AXIS]; current_position[X_AXIS] += xydiff[X_AXIS];
current_position[Y_AXIS] += xydiff[Y_AXIS]; current_position[Y_AXIS] += xydiff[Y_AXIS];
#endif // no bed leveling #endif // !AUTO_BED_LEVELING_FEATURE
for (uint8_t i = X_AXIS; i <= Y_AXIS; i++) { for (uint8_t i = X_AXIS; i <= Y_AXIS; i++) {
position_shift[i] += xydiff[i]; position_shift[i] += xydiff[i];
@ -7476,10 +7477,10 @@ void mesh_buffer_line(float x, float y, float z, const float e, float feed_rate,
set_current_to_destination(); set_current_to_destination();
return; return;
} }
int pcx = mbl.cell_index_x(current_position[X_AXIS] - home_offset[X_AXIS]); int pcx = mbl.cell_index_x(RAW_CURRENT_POSITION(X_AXIS)),
int pcy = mbl.cell_index_y(current_position[Y_AXIS] - home_offset[Y_AXIS]); pcy = mbl.cell_index_y(RAW_CURRENT_POSITION(Y_AXIS)),
int cx = mbl.cell_index_x(x - home_offset[X_AXIS]); cx = mbl.cell_index_x(RAW_POSITION(x, X_AXIS)),
int cy = mbl.cell_index_y(y - home_offset[Y_AXIS]); cy = mbl.cell_index_y(RAW_POSITION(x, Y_AXIS));
NOMORE(pcx, MESH_NUM_X_POINTS - 2); NOMORE(pcx, MESH_NUM_X_POINTS - 2);
NOMORE(pcy, MESH_NUM_Y_POINTS - 2); NOMORE(pcy, MESH_NUM_Y_POINTS - 2);
NOMORE(cx, MESH_NUM_X_POINTS - 2); NOMORE(cx, MESH_NUM_X_POINTS - 2);