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Add comments to G29

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Scott Lahteine 5 years ago
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98f83dc756
  1. 18
      Marlin/src/gcode/bedlevel/abl/G29.cpp

18
Marlin/src/gcode/bedlevel/abl/G29.cpp

@ -674,15 +674,15 @@ G29_TYPE GcodeSuite::G29() {
int8_t inStart, inStop, inInc; int8_t inStart, inStop, inInc;
if (zig) { // away from origin if (zig) { // Zig away from origin
inStart = 0; inStart = 0; // Left or front
inStop = PR_INNER_END; inStop = PR_INNER_END; // Right or back
inInc = 1; inInc = 1; // Zig right
} }
else { // towards origin else { // Zag towards origin
inStart = PR_INNER_END - 1; inStart = PR_INNER_END - 1; // Right or back
inStop = -1; inStop = -1; // Left or front
inInc = -1; inInc = -1; // Zag left
} }
zig ^= true; // zag zig ^= true; // zag

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