public SSObject Intersect(ref SSRay worldSpaceRay)
{
SSObject nearestIntersection = null;
float nearestDistance = float.MinValue;
// distances get "smaller" as they move in camera direction for some reason (why?)
foreach (var obj in objects)
{
float distanceAlongRay;
if (obj.Selectable && obj.Intersect(ref worldSpaceRay, out distanceAlongRay))
{
// intersection must be in front of the camera ( < 0.0 )
if (distanceAlongRay < 0.0)
{
Console.WriteLine("intersect: [{0}] @distance: {1}", obj.Name, distanceAlongRay);
// then we want the nearest one (numerically biggest
if (distanceAlongRay > nearestDistance)
{
nearestDistance = distanceAlongRay;
nearestIntersection = obj;
}
}
}
}
return(nearestIntersection);
}
public SSObject Intersect(ref SSRay worldSpaceRay, out float nearestDistance)
{
SSObject nearestIntersection = null;
nearestDistance = float.PositiveInfinity;
// distances get "smaller" as they move in camera direction for some reason (why?)
foreach (var obj in objects)
{
float distanceAlongRay;
DateTime start = DateTime.Now;
if (obj.selectable && obj.Intersect(ref worldSpaceRay, out distanceAlongRay))
{
// intersection must be in front of the camera ( < 0.0 )
if (distanceAlongRay > 0.0)
{
Console.WriteLine("intersect: [{0}] @distance: {1} in {2}ms", obj.Name, distanceAlongRay, (DateTime.Now - start).TotalMilliseconds);
// then we want the nearest one (numerically biggest
if (distanceAlongRay < nearestDistance)
{
nearestDistance = distanceAlongRay;
nearestIntersection = obj;
}
}
}
}
return(nearestIntersection);
}
public void AddObject(SSObject obj)
{
if (objects.Contains(obj))
{
throw new Exception("scene already contains object: " + obj);
}
objects.Add(obj);
}
protected virtual void mouseDownHandler(object sender, MouseButtonEventArgs e)
{
if (!base.Focused) return;
this.mouseButtonDown = true;
// cast ray for mouse click
var clientRect = new System.Drawing.Size(ClientRectangle.Width, ClientRectangle.Height);
Vector2 mouseLoc = new Vector2(e.X,e.Y);
SSRay ray = OpenTKHelper.MouseToWorldRay(
this.scene.renderConfig.projectionMatrix, this.scene.renderConfig.invCameraViewMatrix, clientRect, mouseLoc);
// Console.WriteLine("mouse ({0},{1}) unproject to ray ({2})",e.X,e.Y,ray);
// scene.addObject(new SSObjectRay(ray));
selectedObject = scene.Intersect(ref ray);
updateWireframeDisplayText ();
}
public void RemoveObject(SSObject obj)
{
// todo threading
objects.Remove(obj);
}
public void AddObject(SSObject obj)
{
objects.Add(obj);
}
public SSCameraThirdPerson(SSObject followTarget)
: base()
{
this.FollowTarget = followTarget;
}
protected Vector3 _neutralViewYLocal; // "Y"
#endregion Fields
#region Constructors
public SSSimpleObjectTrackingJoint(SSObjectMesh hostObject, SSObject target = null)
{
_hostObject = hostObject;
targetObject = target;
}
public void RemoveObject(SSObject obj)
{
// todo threading
objects.Remove(obj);
}
public SSCameraThirdPerson(SSObject followTarget) : base()
{
this.FollowTarget = followTarget;
}
public void AddObject(SSObject obj)
{
if (objects.Contains(obj)) {
throw new Exception ("scene already contains object: " + obj);
}
objects.Add(obj);
}
public void AddObject(SSObject obj)
{
objects.Add(obj);
}
public SSSimpleObjectTrackingJoint(SSObjectMesh hostObject, SSObject target = null)
{
_hostObject = hostObject;
targetObject = target;
}
protected string _showDistanceFunc(SSObject target)
{
var launcherObj = getLauncherObject();
var targetPos = target != null ? target.Pos : launcherObj.Pos;
return "dist:" + Math.Floor((launcherObj.Pos - targetPos).LengthFast).ToString();
}
