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Make OutputTransformIterator more generic

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elsid 2023-04-28 13:39:37 +02:00
parent de3a6ca6e6
commit 3dfea1dc1b
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GPG Key ID: 4DE04C198CBA7625
2 changed files with 13 additions and 6 deletions
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17
components/detournavigator/findsmoothpath.hpp
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@ -49,13 +49,13 @@ namespace DetourNavigator
std::optional<SteerTarget> getSteerTarget(const dtNavMeshQuery& navQuery, const osg::Vec3f& startPos,
const osg::Vec3f& endPos, const float minTargetDist, const dtPolyRef* path, const std::size_t pathSize);
template <class OutputIterator>
template <class OutputIterator, class Function>
class OutputTransformIterator
{
public:
explicit OutputTransformIterator(OutputIterator& impl, const RecastSettings& settings)
explicit OutputTransformIterator(OutputIterator& impl, Function&& function)
: mImpl(impl)
, mSettings(settings)
, mFunction(std::forward<Function>(function))
{
}
@ -76,15 +76,22 @@ namespace DetourNavigator
OutputTransformIterator& operator=(const osg::Vec3f& value)
{
*mImpl.get() = fromNavMeshCoordinates(mSettings, value);
*mImpl.get() = mFunction(value);
return *this;
}
private:
std::reference_wrapper<OutputIterator> mImpl;
std::reference_wrapper<const RecastSettings> mSettings;
Function mFunction;
};
template <class OutputIterator>
auto withFromNavMeshCoordinates(OutputIterator& impl, const RecastSettings& settings)
{
return OutputTransformIterator(
impl, [&settings](const osg::Vec3f& value) { return fromNavMeshCoordinates(settings, value); });
}
dtPolyRef findNearestPoly(const dtNavMeshQuery& query, const dtQueryFilter& filter, const osg::Vec3f& center,
const osg::Vec3f& halfExtents);

2
components/detournavigator/navigatorutils.hpp
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@ -36,7 +36,7 @@ namespace DetourNavigator
if (navMesh == nullptr)
return Status::NavMeshNotFound;
const Settings& settings = navigator.getSettings();
auto outTransform = OutputTransformIterator<OutputIterator>(out, settings.mRecast);
auto outTransform = withFromNavMeshCoordinates(out, settings.mRecast);
const auto locked = navMesh->lock();
return findSmoothPath(locked->getQuery(), toNavMeshCoordinates(settings.mRecast, agentBounds.mHalfExtents),
toNavMeshCoordinates(settings.mRecast, stepSize), toNavMeshCoordinates(settings.mRecast, start),