bissen21/Marlin_Firmware
1
0
Fork 0
Code Issues Pull Requests Projects Releases 4 Wiki Activity

Add delta feedrate scaling (#11153)

Browse Source
This commit is contained in:
Scott Lahteine
2018-06-30 13:44:27 -05:00
committed by GitHub
parent 444725ae9a
commit 8eaac0dab3
13 changed files with 100 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

56
Marlin/src/module/motion.cpp
View File

@ -581,7 +581,7 @@ float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
ediff * inv_segments
};
#if DISABLED(SCARA_FEEDRATE_SCALING)
#if !HAS_FEEDRATE_SCALING
const float cartesian_segment_mm = cartesian_mm * inv_segments;
#endif
@ -589,14 +589,13 @@ float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
SERIAL_ECHOPAIR("mm=", cartesian_mm);
SERIAL_ECHOPAIR(" seconds=", seconds);
SERIAL_ECHOPAIR(" segments=", segments);
#if DISABLED(SCARA_FEEDRATE_SCALING)
SERIAL_ECHOLNPAIR(" segment_mm=", cartesian_segment_mm);
#else
SERIAL_EOL();
#if !HAS_FEEDRATE_SCALING
SERIAL_ECHOPAIR(" segment_mm=", cartesian_segment_mm);
#endif
SERIAL_EOL();
//*/
#if ENABLED(SCARA_FEEDRATE_SCALING)
#if HAS_FEEDRATE_SCALING
// SCARA needs to scale the feed rate from mm/s to degrees/s
// i.e., Complete the angular vector in the given time.
const float segment_length = cartesian_mm * inv_segments,
@ -604,7 +603,11 @@ float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
inverse_secs = inv_segment_length * _feedrate_mm_s;
float oldA = planner.position_float[A_AXIS],
oldB = planner.position_float[B_AXIS];
oldB = planner.position_float[B_AXIS]
#if ENABLED(DELTA_FEEDRATE_SCALING)
, oldC = planner.position_float[C_AXIS]
#endif
;
/*
SERIAL_ECHOPGM("Scaled kinematic move: ");
@ -613,7 +616,11 @@ float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
SERIAL_ECHOPAIR(") _feedrate_mm_s=", _feedrate_mm_s);
SERIAL_ECHOPAIR(" inverse_secs=", inverse_secs);
SERIAL_ECHOPAIR(" oldA=", oldA);
SERIAL_ECHOLNPAIR(" oldB=", oldB);
SERIAL_ECHOPAIR(" oldB=", oldB);
#if ENABLED(DELTA_FEEDRATE_SCALING)
SERIAL_ECHOPAIR(" oldC=", oldC);
#endif
SERIAL_EOL();
safe_delay(5);
//*/
#endif
@ -654,6 +661,19 @@ float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
safe_delay(5);
//*/
oldA = delta[A_AXIS]; oldB = delta[B_AXIS];
#elif ENABLED(DELTA_FEEDRATE_SCALING)
// For DELTA scale the feed rate from Effector mm/s to Carriage mm/s
// i.e., Complete the linear vector in the given time.
if (!planner.buffer_segment(delta[A_AXIS], delta[B_AXIS], delta[C_AXIS], raw[E_AXIS], SQRT(sq(delta[A_AXIS] - oldA) + sq(delta[B_AXIS] - oldB) + sq(delta[C_AXIS] - oldC)) * inverse_secs, active_extruder))
break;
/*
SERIAL_ECHO(segments);
SERIAL_ECHOPAIR(": X=", raw[X_AXIS]); SERIAL_ECHOPAIR(" Y=", raw[Y_AXIS]);
SERIAL_ECHOPAIR(" A=", delta[A_AXIS]); SERIAL_ECHOPAIR(" B=", delta[B_AXIS]); SERIAL_ECHOPAIR(" C=", delta[C_AXIS]);
SERIAL_ECHOLNPAIR(" F", SQRT(sq(delta[A_AXIS] - oldA) + sq(delta[B_AXIS] - oldB) + sq(delta[C_AXIS] - oldC)) * inverse_secs * 60);
safe_delay(5);
//*/
oldA = delta[A_AXIS]; oldB = delta[B_AXIS]; oldC = delta[C_AXIS];
#else
if (!planner.buffer_line(delta[A_AXIS], delta[B_AXIS], delta[C_AXIS], raw[E_AXIS], _feedrate_mm_s, active_extruder, cartesian_segment_mm))
break;
@ -661,17 +681,31 @@ float soft_endstop_min[XYZ] = { X_MIN_BED, Y_MIN_BED, Z_MIN_POS },
}
// Ensure last segment arrives at target location.
#if ENABLED(SCARA_FEEDRATE_SCALING)
#if HAS_FEEDRATE_SCALING
inverse_kinematics(rtarget);
ADJUST_DELTA(rtarget);
#endif
#if ENABLED(SCARA_FEEDRATE_SCALING)
const float diff2 = HYPOT2(delta[A_AXIS] - oldA, delta[B_AXIS] - oldB);
if (diff2) {
planner.buffer_segment(delta[A_AXIS], delta[B_AXIS], rtarget[Z_AXIS], rtarget[E_AXIS], SQRT(diff2) * inverse_secs, active_extruder);
/*
SERIAL_ECHOPAIR("final: A=", delta[A_AXIS]); SERIAL_ECHOPAIR(" B=", delta[B_AXIS]);
SERIAL_ECHOPAIR(" adiff=", delta[A_AXIS] - oldA); SERIAL_ECHOPAIR(" bdiff=", delta[B_AXIS] - oldB);
SERIAL_ECHOLNPAIR(" F", (SQRT(diff2) * inverse_secs) * 60);
SERIAL_ECHOLNPAIR(" F", SQRT(diff2) * inverse_secs * 60);
SERIAL_EOL();
safe_delay(5);
//*/
}
#elif ENABLED(DELTA_FEEDRATE_SCALING)
const float diff2 = sq(delta[A_AXIS] - oldA) + sq(delta[B_AXIS] - oldB) + sq(delta[C_AXIS] - oldC);
if (diff2) {
planner.buffer_segment(delta[A_AXIS], delta[B_AXIS], delta[C_AXIS], rtarget[E_AXIS], SQRT(diff2) * inverse_secs, active_extruder);
/*
SERIAL_ECHOPAIR("final: A=", delta[A_AXIS]); SERIAL_ECHOPAIR(" B=", delta[B_AXIS]); SERIAL_ECHOPAIR(" C=", delta[C_AXIS]);
SERIAL_ECHOPAIR(" adiff=", delta[A_AXIS] - oldA); SERIAL_ECHOPAIR(" bdiff=", delta[B_AXIS] - oldB); SERIAL_ECHOPAIR(" cdiff=", delta[C_AXIS] - oldC);
SERIAL_ECHOLNPAIR(" F", SQRT(diff2) * inverse_secs * 60);
SERIAL_EOL();
safe_delay(5);
//*/