/// <summary>
/// Returns information on what a line trace would collide with, if anything.
/// </summary>
/// <param name="start">The start of the line.</param>
/// <param name="end">The end of the line.</param>
/// <param name="filter">The collision filter, input a BEPU BroadPhaseEntry and output whether collision should be allowed.</param>
/// <returns>The collision details.</returns>
public CollisionResult RayTrace(Location start, Location end, Func <BroadPhaseEntry, bool> filter = null)
{
double len = (end - start).Length();
Ray ray = new Ray(start.ToBVector(), ((end - start) / len).ToBVector());
RayCastResult rcr;
bool hit;
if (filter == null)
{
hit = World.RayCast(ray, (double)len, out rcr);
}
else
{
hit = World.RayCast(ray, (double)len, filter, out rcr);
}
CollisionResult cr = new CollisionResult();
cr.Hit = hit;
if (hit)
{
cr.Normal = new Location(rcr.HitData.Normal);
cr.Position = new Location(rcr.HitData.Location);
if (rcr.HitObject is EntityCollidable)
{
cr.HitEnt = ((EntityCollidable)rcr.HitObject).Entity;
}
else
{
cr.HitEnt = null; // Impacted static world
}
}
else
{
cr.Normal = Location.Zero;
cr.Position = end;
cr.HitEnt = null;
}
return(cr);
}
/// <summary>
/// Returns information on what a cuboid-shaped line trace would collide with, if anything.
/// </summary>
/// <param name="start">The start of the line.</param>
/// <param name="end">The end of the line.</param>
/// <param name="filter">The collision filter, input a BEPU BroadPhaseEntry and output whether collision should be allowed.</param>
/// <returns>The collision details.</returns>
public CollisionResult CuboidLineTrace(ConvexShape shape, Location start, Location end, Func <BroadPhaseEntry, bool> filter = null)
{
Vector3 e = new Vector3((double)(end.X - start.X), (double)(end.Y - start.Y), (double)(end.Z - start.Z));
RigidTransform rt = new RigidTransform(new Vector3((double)start.X, (double)start.Y, (double)start.Z));
RayCastResult rcr;
bool hit;
if (filter == null)
{
hit = World.ConvexCast(shape, ref rt, ref e, out rcr);
}
else
{
hit = World.ConvexCast(shape, ref rt, ref e, filter, out rcr);
}
CollisionResult cr = new CollisionResult();
cr.Hit = hit;
if (hit)
{
cr.Normal = new Location(rcr.HitData.Normal);
cr.Position = new Location(rcr.HitData.Location);
if (rcr.HitObject is EntityCollidable)
{
cr.HitEnt = ((EntityCollidable)rcr.HitObject).Entity;
}
else
{
cr.HitEnt = null; // Impacted static world
}
}
else
{
cr.Normal = Location.Zero;
cr.Position = end;
cr.HitEnt = null;
}
return(cr);
}
/// <summary>
/// Returns information on what a line trace would collide with, if anything.
/// </summary>
/// <param name="start">The start of the line.</param>
/// <param name="end">The end of the line.</param>
/// <param name="filter">The collision filter, input a BEPU BroadPhaseEntry and output whether collision should be allowed.</param>
/// <returns>The collision details.</returns>
public CollisionResult RayTrace(Location start, Location end, Func<BroadPhaseEntry, bool> filter = null)
{
double len = (end - start).Length();
Ray ray = new Ray(start.ToBVector(), ((end - start) / len).ToBVector());
RayCastResult rcr;
bool hit;
if (filter == null)
{
hit = World.RayCast(ray, (double)len, out rcr);
}
else
{
hit = World.RayCast(ray, (double)len, filter, out rcr);
}
CollisionResult cr = new CollisionResult();
cr.Hit = hit;
if (hit)
{
cr.Normal = new Location(rcr.HitData.Normal);
cr.Position = new Location(rcr.HitData.Location);
if (rcr.HitObject is EntityCollidable)
{
cr.HitEnt = ((EntityCollidable)rcr.HitObject).Entity;
}
else
{
cr.HitEnt = null; // Impacted static world
}
}
else
{
cr.Normal = Location.Zero;
cr.Position = end;
cr.HitEnt = null;
}
return cr;
}
public CollisionEventArgs(CollisionResult cr)
{
Info = cr;
}
/// <summary>
/// Returns information on what a cuboid-shaped line trace would collide with, if anything.
/// </summary>
/// <param name="start">The start of the line.</param>
/// <param name="end">The end of the line.</param>
/// <param name="filter">The collision filter, input a BEPU BroadPhaseEntry and output whether collision should be allowed.</param>
/// <returns>The collision details.</returns>
public CollisionResult CuboidLineTrace(ConvexShape shape, Location start, Location end, Func<BroadPhaseEntry, bool> filter = null)
{
Vector3 e = new Vector3((double)(end.X - start.X), (double)(end.Y - start.Y), (double)(end.Z - start.Z));
RigidTransform rt = new RigidTransform(new Vector3((double)start.X, (double)start.Y, (double)start.Z));
RayCastResult rcr;
bool hit;
if (filter == null)
{
hit = World.ConvexCast(shape, ref rt, ref e, out rcr);
}
else
{
hit = World.ConvexCast(shape, ref rt, ref e, filter, out rcr);
}
CollisionResult cr = new CollisionResult();
cr.Hit = hit;
if (hit)
{
cr.Normal = new Location(rcr.HitData.Normal);
cr.Position = new Location(rcr.HitData.Location);
if (rcr.HitObject is EntityCollidable)
{
cr.HitEnt = ((EntityCollidable)rcr.HitObject).Entity;
}
else
{
cr.HitEnt = null; // Impacted static world
}
}
else
{
cr.Normal = Location.Zero;
cr.Position = end;
cr.HitEnt = null;
}
return cr;
}
