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Fix G2/G3 workspace plane parameters (#15475)

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Scott Lahteine 2019-10-07 17:09:20 -05:00 committed by GitHub
parent 19b7be067c
commit e84389c976
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 26 additions and 14 deletions
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40
Marlin/src/gcode/motion/G2_G3.cpp
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@ -59,8 +59,8 @@ void plan_arc(
switch (gcode.workspace_plane) {
default:
case GcodeSuite::PLANE_XY: p_axis = X_AXIS; q_axis = Y_AXIS; l_axis = Z_AXIS; break;
case GcodeSuite::PLANE_ZX: p_axis = Z_AXIS; q_axis = X_AXIS; l_axis = Y_AXIS; break;
case GcodeSuite::PLANE_YZ: p_axis = Y_AXIS; q_axis = Z_AXIS; l_axis = X_AXIS; break;
case GcodeSuite::PLANE_ZX: p_axis = Z_AXIS; q_axis = X_AXIS; l_axis = Y_AXIS; break;
}
#else
constexpr AxisEnum p_axis = X_AXIS, q_axis = Y_AXIS, l_axis = Z_AXIS;
@ -242,19 +242,20 @@ void plan_arc(
* G2: Clockwise Arc
* G3: Counterclockwise Arc
*
* This command has two forms: IJ-form and R-form.
* This command has two forms: IJ-form (JK, KI) and R-form.
*
* - I specifies an X offset. J specifies a Y offset.
* At least one of the IJ parameters is required.
* X and Y can be omitted to do a complete circle.
* The given XY is not error-checked. The arc ends
* based on the angle of the destination.
* Mixing I or J with R will throw an error.
* - Depending on the current Workspace Plane orientation,
* use parameters IJ/JK/KI to specify the XY/YZ/ZX offsets.
* At least one of the IJ/JK/KI parameters is required.
* XY/YZ/ZX can be omitted to do a complete circle.
* The given XY/YZ/ZX is not error-checked. The arc ends
* based on the angle of the destination.
* Mixing IJ/JK/KI with R will throw an error.
*
* - R specifies the radius. X or Y is required.
* Omitting both X and Y will throw an error.
* X or Y must differ from the current XY.
* Mixing R with I or J will throw an error.
* - R specifies the radius. X or Y (Y or Z / Z or X) is required.
* Omitting both XY/YZ/ZX will throw an error.
* XY/YZ/ZX must differ from the current XY/YZ/ZX.
* Mixing R with IJ/JK/KI will throw an error.
*
* - P specifies the number of full circles to do
* before the specified arc move.
@ -294,8 +295,19 @@ void GcodeSuite::G2_G3(const bool clockwise) {
}
}
else {
if (parser.seenval('I')) arc_offset.a = parser.value_linear_units();
if (parser.seenval('J')) arc_offset.b = parser.value_linear_units();
#if ENABLED(CNC_WORKSPACE_PLANES)
char achar, bchar;
switch (gcode.workspace_plane) {
default:
case GcodeSuite::PLANE_XY: achar = 'I'; bchar = 'J'; break;
case GcodeSuite::PLANE_YZ: achar = 'J'; bchar = 'K'; break;
case GcodeSuite::PLANE_ZX: achar = 'K'; bchar = 'I'; break;
}
#else
constexpr char achar = 'I', bchar = 'J';
#endif
if (parser.seenval(achar)) arc_offset.a = parser.value_linear_units();
if (parser.seenval(bchar)) arc_offset.b = parser.value_linear_units();
}
if (arc_offset) {