Method RayCast

Source/Engine/Navigation/NavMeshRuntime.cpp:269–305

}

bool NavMeshRuntime::RayCast(const Vector3& startPosition, const Vector3& endPosition, NavMeshHit& hitInfo) const
{
    ScopeLock lock(Locker);
    const auto query = GetNavMeshQuery();
    if (!query || !_navMesh)
        return false;

    dtQueryFilter filter;
    InitFilter(filter);
    Float3 extent = Properties.DefaultQueryExtent;

    Float3 startPositionNavMesh, endPositionNavMesh;
    Float3::Transform(startPosition, Properties.Rotation, startPositionNavMesh);
    Float3::Transform(endPosition, Properties.Rotation, endPositionNavMesh);

    dtPolyRef startPoly = 0;
    if (!dtStatusSucceed(query->findNearestPoly(&startPositionNavMesh.X, &extent.X, &filter, &startPoly, nullptr)))
        return false;

    dtRaycastHit hit;
    hit.path = nullptr;
    hit.maxPath = 0;
    const bool result = dtStatusSucceed(query->raycast(startPoly, &startPositionNavMesh.X, &endPositionNavMesh.X, &filter, 0, &hit));
    if (hit.t >= MAX_float)
    {
        hitInfo.Position = endPosition;
        hitInfo.Distance = 0;
    }
    else
    {
        hitInfo.Position = startPosition + (endPosition - startPosition) * hit.t;
        hitInfo.Distance = hit.t;
    }
    hitInfo.Normal = *(Float3*)&hit.hitNormal;

    return result;
}

void NavMeshRuntime::SetTileSize(float tileSize)
{