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homeaxis() can leave early

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when no known axis needs to be homed.

Most changes are only caused from altering the indentation.
```
if (axis == X_AXIS ? HOMEAXIS_DO(X) : axis == Y_AXIS ? HOMEAXIS_DO(Y) : axis == Z_AXIS ? HOMEAXIS_DO(Z) : 0) {
  ...
}

to

if (!(axis == X_AXIS ? HOMEAXIS_DO(X) : axis == Y_AXIS ? HOMEAXIS_DO(Y) : axis == Z_AXIS ? HOMEAXIS_DO(Z) : 0)) return;
...

```
This commit is contained in:
AnHardt 2016-07-08 15:59:33 +02:00
parent eff7912243
commit 468f7f03a2
1 changed files with 107 additions and 108 deletions
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11
Marlin/Marlin_main.cpp
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@ -2344,16 +2344,17 @@ static void clean_up_after_endstop_or_probe_move() {
#define HOMEAXIS(LETTER) homeaxis(LETTER##_AXIS)
static void homeaxis(AxisEnum axis) {
#define HOMEAXIS_DO(LETTER) \
((LETTER##_MIN_PIN > -1 && LETTER##_HOME_DIR==-1) || (LETTER##_MAX_PIN > -1 && LETTER##_HOME_DIR==1))
if (!(axis == X_AXIS ? HOMEAXIS_DO(X) : axis == Y_AXIS ? HOMEAXIS_DO(Y) : axis == Z_AXIS ? HOMEAXIS_DO(Z) : 0)) return;
#if ENABLED(DEBUG_LEVELING_FEATURE)
if (DEBUGGING(LEVELING)) {
SERIAL_ECHOPAIR(">>> homeaxis(", axis);
SERIAL_ECHOLNPGM(")");
}
#endif
#define HOMEAXIS_DO(LETTER) \
((LETTER##_MIN_PIN > -1 && LETTER##_HOME_DIR==-1) || (LETTER##_MAX_PIN > -1 && LETTER##_HOME_DIR==1))
if (axis == X_AXIS ? HOMEAXIS_DO(X) : axis == Y_AXIS ? HOMEAXIS_DO(Y) : axis == Z_AXIS ? HOMEAXIS_DO(Z) : 0) {
int axis_home_dir =
#if ENABLED(DUAL_X_CARRIAGE)
@ -2472,8 +2473,6 @@ static void homeaxis(AxisEnum axis) {
}
#endif
}
#if ENABLED(DEBUG_LEVELING_FEATURE)
if (DEBUGGING(LEVELING)) {
SERIAL_ECHOPAIR("<<< homeaxis(", axis);