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🚸 Fix, extend X Axis Twist Compensation (#23745)

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Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>
This commit is contained in:
Giuseppe499
2022-03-12 00:12:03 +01:00
committed by GitHub
parent b123fa763d
commit df4e022a48
14 changed files with 142 additions and 34 deletions
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19
Marlin/src/feature/x_twist.cpp
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@@ -36,8 +36,8 @@ void XATC::reset() {
constexpr float xzo[] = XATC_Z_OFFSETS;
static_assert(COUNT(xzo) == XATC_MAX_POINTS, "XATC_Z_OFFSETS is the wrong size.");
COPY(z_offset, xzo);
xatc.spacing = (probe.max_x() - probe.min_x()) / (XATC_MAX_POINTS - 1);
xatc.start = probe.min_x();
start = probe.min_x();
spacing = (probe.max_x() - start) / (XATC_MAX_POINTS - 1);
enabled = true;
}
@@ -45,14 +45,10 @@ void XATC::print_points() {
SERIAL_ECHOLNPGM(" X-Twist Correction:");
LOOP_L_N(x, XATC_MAX_POINTS) {
SERIAL_CHAR(' ');
if (!isnan(z_offset[x])) {
if (z_offset[x] >= 0) SERIAL_CHAR('+');
SERIAL_ECHO_F(z_offset[x], 3);
}
else {
LOOP_L_N(i, 6)
SERIAL_CHAR(i ? '=' : ' ');
}
if (!isnan(z_offset[x]))
serial_offset(z_offset[x]);
else
LOOP_L_N(i, 6) SERIAL_CHAR(i ? '=' : ' ');
}
SERIAL_EOL();
}
@@ -63,8 +59,7 @@ float XATC::compensation(const xy_pos_t &raw) {
if (!enabled) return 0;
if (NEAR_ZERO(spacing)) return 0;
float t = (raw.x - start) / spacing;
int i = FLOOR(t);
LIMIT(i, 0, XATC_MAX_POINTS - 2);
const int i = constrain(FLOOR(t), 0, XATC_MAX_POINTS - 2);
t -= i;
return lerp(t, z_offset[i], z_offset[i + 1]);
}