mirror of https://github.com/OpenMW/openmw.git
You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
33 lines
1.0 KiB
C++
33 lines
1.0 KiB
C++
#include "findrandompointaroundcircle.hpp"
|
|
|
|
#include <DetourNavMesh.h>
|
|
#include <DetourNavMeshQuery.h>
|
|
|
|
namespace DetourNavigator
|
|
{
|
|
std::optional<osg::Vec3f> findRandomPointAroundCircle(const dtNavMeshQuery& navMeshQuery,
|
|
const osg::Vec3f& halfExtents, const osg::Vec3f& start, const float maxRadius, const Flags includeFlags,
|
|
float (*prng)())
|
|
{
|
|
dtQueryFilter queryFilter;
|
|
queryFilter.setIncludeFlags(includeFlags);
|
|
|
|
dtPolyRef startRef = 0;
|
|
const dtStatus status
|
|
= navMeshQuery.findNearestPoly(start.ptr(), halfExtents.ptr(), &queryFilter, &startRef, nullptr);
|
|
if (dtStatusFailed(status))
|
|
return std::nullopt;
|
|
|
|
dtPolyRef resultRef = 0;
|
|
osg::Vec3f resultPosition;
|
|
|
|
navMeshQuery.findRandomPointAroundCircle(
|
|
startRef, start.ptr(), maxRadius, &queryFilter, prng, &resultRef, resultPosition.ptr());
|
|
|
|
if (resultRef == 0)
|
|
return std::optional<osg::Vec3f>();
|
|
|
|
return std::optional<osg::Vec3f>(resultPosition);
|
|
}
|
|
}
|