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ArduPlane: code-generate chan-fetching methods 

A recent PR had to change every single one of these methods, which was kind of unfortunate.

So generate the methods using a #define so the duplication happens at preprocessor-time.
This commit is contained in:
Peter Barker 2022-12-14 12:14:18 +11:00 committed by Peter Barker
parent 47876812c5
commit 0a5d76d81d
1 changed files with 6 additions and 15 deletions
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21
ArduPlane/GCS_Plane.h
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@ -9,21 +9,12 @@ class GCS_Plane : public GCS
public:
// return GCS link at offset ofs
GCS_MAVLINK_Plane *chan(const uint8_t ofs) override {
if (ofs > _num_gcs) {
INTERNAL_ERROR(AP_InternalError::error_t::gcs_offset);
return nullptr;
}
return (GCS_MAVLINK_Plane *)_chan[ofs];
}
const GCS_MAVLINK_Plane *chan(const uint8_t ofs) const override {
if (ofs > _num_gcs) {
INTERNAL_ERROR(AP_InternalError::error_t::gcs_offset);
return nullptr;
}
return (GCS_MAVLINK_Plane *)_chan[ofs];
}
// the following define expands to a pair of methods to retrieve a
// pointer to an object of the correct subclass for the link at
// offset ofs. These are of the form:
// GCS_MAVLINK_XXXX *chan(const uint8_t ofs) override;
// const GCS_MAVLINK_XXXX *chan(const uint8_t ofs) override const;
GCS_MAVLINK_CHAN_METHOD_DEFINITIONS(GCS_MAVLINK_Plane);
protected: