26e900896a
After fixing some LA15 issues, the strenght of LA15 increased. As such, re-adjust the conversion factor so that: Start K10 => 0.01 (previous minimum was K15) PLA K30 => 0.05 (was 0.07, optimal 0.045-0.06) PETG K45 => 0.08 (was 0.13, optimal 0.07-0.11 depending on material/temp)
92 lines
2.3 KiB
C++
92 lines
2.3 KiB
C++
#include "la10compat.h"
|
|
#include "Marlin.h"
|
|
#include <float.h>
|
|
|
|
|
|
static LA10C_MODE la10c_mode = LA10C_UNKNOWN; // Current LA compatibility mode
|
|
static float la10c_orig_jerk = 0; // Unadjusted/saved e-jerk
|
|
|
|
|
|
LA10C_MODE la10c_mode_get()
|
|
{
|
|
return la10c_mode;
|
|
}
|
|
|
|
|
|
void la10c_mode_change(LA10C_MODE mode)
|
|
{
|
|
if(mode == la10c_mode) return;
|
|
|
|
// always restore to the last unadjusted E-jerk value
|
|
if(la10c_orig_jerk)
|
|
cs.max_jerk[E_AXIS] = la10c_orig_jerk;
|
|
|
|
SERIAL_ECHOPGM("LA10C: Linear Advance mode: ");
|
|
switch(mode)
|
|
{
|
|
case LA10C_UNKNOWN: SERIAL_ECHOLNPGM("UNKNOWN"); break;
|
|
case LA10C_LA15: SERIAL_ECHOLNPGM("1.5"); break;
|
|
case LA10C_LA10: SERIAL_ECHOLNPGM("1.0"); break;
|
|
}
|
|
la10c_mode = mode;
|
|
|
|
// adjust the E-jerk if needed
|
|
cs.max_jerk[E_AXIS] = la10c_jerk(cs.max_jerk[E_AXIS]);
|
|
}
|
|
|
|
|
|
// Approximate a LA10 value to a LA15 equivalent.
|
|
static float la10c_convert(float k)
|
|
{
|
|
float new_K = k * 0.002 - 0.01;
|
|
return new_K < 0? 0:
|
|
new_K > (LA_K_MAX - FLT_EPSILON)? (LA_K_MAX - FLT_EPSILON):
|
|
new_K;
|
|
}
|
|
|
|
|
|
float la10c_value(float k)
|
|
{
|
|
if(la10c_mode == LA10C_UNKNOWN)
|
|
{
|
|
// do not autodetect until a valid value is seen
|
|
if(k == 0)
|
|
return 0;
|
|
else if(k < 0)
|
|
return -1;
|
|
|
|
la10c_mode_change(k < LA_LA10_MIN? LA10C_LA15: LA10C_LA10);
|
|
}
|
|
|
|
if(la10c_mode == LA10C_LA15)
|
|
return (k >= 0 && k < LA_K_MAX? k: -1);
|
|
else
|
|
return (k >= 0? la10c_convert(k): -1);
|
|
}
|
|
|
|
|
|
float la10c_jerk(float j)
|
|
{
|
|
la10c_orig_jerk = j;
|
|
|
|
if(la10c_mode != LA10C_LA10)
|
|
return j;
|
|
|
|
// check for a compatible range of values prior to convert (be sure that
|
|
// a higher E-jerk would still be compatible wrt the E accell range)
|
|
if(j < 4.5 && cs.max_acceleration_units_per_sq_second_normal[E_AXIS] < 2000)
|
|
return j;
|
|
|
|
// bring low E-jerk values into equivalent LA 1.5 values by
|
|
// flattening the response in the (0.3-4.5) range using a piecewise
|
|
// function. Is it truly worth to preserve the difference between
|
|
// 1.5/2.5 E-jerk for LA1.0? Probably not, but we try nonetheless.
|
|
j = j < 0.3? j * 11.5:
|
|
j < 4.5? j * 0.25 + 3.375:
|
|
j;
|
|
|
|
SERIAL_ECHOPGM("LA10C: Adjusted E-Jerk: ");
|
|
SERIAL_ECHOLN(j);
|
|
return j;
|
|
}
|