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Signal an invalid mesh for M420 enable / load

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This commit is contained in:
Scott Lahteine 2018-12-07 16:14:11 -06:00
parent 50b2fbd031
commit b7e38ea249
1 changed files with 52 additions and 40 deletions
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16
Marlin/src/gcode/bedlevel/M420.cpp
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@ -126,10 +126,14 @@ void GcodeSuite::M420() {
#endif // AUTO_BED_LEVELING_UBL
const bool seenV = parser.seen('V');
#if HAS_MESH
if (leveling_is_valid()) {
// Subtract the given value or the mean from all mesh values
if (leveling_is_valid() && parser.seen('C')) {
if (parser.seen('C')) {
const float cval = parser.value_float();
#if ENABLED(AUTO_BED_LEVELING_UBL)
@ -177,10 +181,16 @@ void GcodeSuite::M420() {
#endif
}
}
else if (to_enable || seenV) {
SERIAL_ERROR_MSG("Invalid mesh.");
goto EXIT_M420;
}
#endif // HAS_MESH
// V to print the matrix or mesh
if (parser.seen('V')) {
if (seenV) {
#if ABL_PLANAR
planner.bed_level_matrix.debug(PSTR("Bed Level Correction Matrix:"));
#else
@ -205,6 +215,8 @@ void GcodeSuite::M420() {
// Enable leveling if specified, or if previously active
set_bed_leveling_enabled(to_enable);
EXIT_M420:
// Error if leveling failed to enable or reenable
if (to_enable && !planner.leveling_active)
SERIAL_ERROR_MSG(MSG_ERR_M420_FAILED);