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AP_Common: avoid using AP_Math is_zero() because it is classless

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- because it is classless it can not be called like AP_Math::is_zero() and will then conflict with local definition of is_zero()
This commit is contained in:
Tom Pittenger 2016-07-11 12:21:55 -07:00
parent 3edd95b99b
commit b78255cc25
1 changed files with 2 additions and 1 deletions
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3
libraries/AP_Common/Location.cpp
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@ -234,7 +234,8 @@ float Location_Class::get_distance(const struct Location &loc2) const
// extrapolate latitude/longitude given distances (in meters) north and east
void Location_Class::offset(float ofs_north, float ofs_east)
{
if (!is_zero(ofs_north) || !is_zero(ofs_east)) {
// use is_equal() because is_zero() is a local class conflict and is_zero() in AP_Math does not belong to a class
if (!is_equal(ofs_north, 0.0f) || !is_equal(ofs_east, 0.0f)) {
int32_t dlat = ofs_north * LOCATION_SCALING_FACTOR_INV;
int32_t dlng = (ofs_east * LOCATION_SCALING_FACTOR_INV) / longitude_scale(*this);
lat += dlat;