private AABB GetAABB(NativeAttributeInfo attrInfo)
{
unsafe
{
NativeObjectAdapter nativeobj = this.As<NativeObjectAdapter>();
ulong instanceId = nativeobj != null ? nativeobj.InstanceId : 0;
if (instanceId != 0)
{
int datasize = 0;
IntPtr data;
GameEngine.GetObjectProperty(attrInfo.TypeId, attrInfo.PropertyId, this.Cast<NativeObjectAdapter>().InstanceId
, out data, out datasize);
Vec3F* vecptr = (Vec3F*)data.ToPointer();
AABB bound = new AABB(vecptr[0], vecptr[1]);
return bound;
}
return new AABB();
}
}
public static void DrawAABB(GUILayer.SimpleRenderingContext context, AABB bound)
{
// create matrix from AABB
Vec3F trans = bound.Center;
Vec3F diag = bound.Max - bound.Min;
T1.Set(trans);
T1.M11 = diag.X;
T1.M22 = diag.Y;
T1.M33 = diag.Z;
GameEngine.DrawIndexedPrimitive(context, PrimitiveType.LineList,
s_boxVertsId,
s_boxIndicesId,
0,
s_boxIndicesCount,
0,
Color.White,
T1);
}
public override bool Pick(ViewControl vc, Point scrPt)
{
m_hitRegion = HitRegion.None;
if (base.Pick(vc, scrPt) == false)
return false;
Camera camera = vc.Camera;
Matrix4F view = camera.ViewMatrix;
Matrix4F vp = view * camera.ProjectionMatrix;
Matrix4F wvp = HitMatrix * vp;
Ray3F rayL = vc.GetRay(scrPt,wvp);
float s = Util.CalcAxisScale(vc.Camera, HitMatrix.Translation, AxisLength, vc.Height);
// There's only one hot-spot for this manipulator:
// a square at the manipulator origin.
Vec3F min = new Vec3F(-0.5f, -0.5f, -0.5f);
Vec3F max = new Vec3F(0.5f, 0.5f, 0.5f);
AABB box = new AABB(min, max);
float centerCubeScale = s * CenterCubeSize;
Matrix4F centerCubeXform = new Matrix4F();
centerCubeXform.Scale(centerCubeScale);
centerCubeXform.Invert(centerCubeXform);
Ray3F ray = rayL;
ray.Transform(centerCubeXform);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.XYSquare;
return true;
}
m_hitRegion = HitRegion.None;
return false;
}
private DomNode CreatePrefab(IEnumerable<IGameObject> gobs)
{
UniqueNamer uniqueNamer = new UniqueNamer();
DomNode[] temp = new DomNode[1];
List<IGameObject> copyList = new List<IGameObject>();
AABB bound = new AABB();
foreach (IGameObject gameObject in SelectedGobs)
{
IBoundable boundable = gameObject.As<IBoundable>();
bound.Extend(boundable.BoundingBox);
Matrix4F world = TransformUtils.ComputeWorldTransform(gameObject);
temp[0] = gameObject.As<DomNode>();
DomNode[] copies = DomNode.Copy(temp);
copies[0].InitializeExtensions();
IGameObject copy = copies[0].As<IGameObject>();
copy.Name = uniqueNamer.Name(copy.Name);
TransformUtils.SetTransform(copy, world);
copyList.Add(copy);
}
DomNode prefab = new DomNode(Schema.prefabType.Type, Schema.prefabRootElement);
var list = prefab.GetChildList(Schema.prefabType.gameObjectChild);
Vec3F center = bound.Center;
foreach (IGameObject gob in copyList)
{
gob.Translation = gob.Translation - center;
gob.UpdateTransform();
list.Add(gob.As<DomNode>());
}
return prefab;
}
public void Frame(IEnumerable<object> items)
{
IEnumerable<DomNode> rootDomNodes = DomNode.GetRoots(items.AsIEnumerable<DomNode>());
AABB bound = new AABB();
foreach (var item in items)
{
IBoundable boundable = null;
DomNode domItem = item.As<DomNode>();
if (domItem != null)
{
foreach (var node in domItem.Lineage)
{
boundable = node.As<IBoundable>();
if (boundable != null)
break;
}
}
else
{
Slot slot = item.As<Slot>();
boundable = slot.Owner.As<IBoundable>();
}
IVisible vn = boundable.As<IVisible>();
if (boundable != null && (vn == null || vn.Visible))
bound.Extend(boundable.BoundingBox);
}
if (!bound.IsEmpty)
{
Sphere3F sphere = bound.ToSphere();
sphere.Radius *= 3.0f;
IDesignView designView = Globals.MEFContainer.GetExportedValue<IDesignView>();
Util.ZoomOnSphere(designView.ActiveView.Camera, sphere);
}
}
public override bool Pick(ViewControl vc, Point scrPt)
{
m_hitRegion = HitRegion.None;
if (base.Pick(vc, scrPt) == false)
return false;
Camera camera = vc.Camera;
float s = Util.CalcAxisScale(vc.Camera, HitMatrix.Translation, AxisLength, vc.Height);
Matrix4F vp = camera.ViewMatrix * camera.ProjectionMatrix;
Matrix4F wvp = HitMatrix * vp;
// get ray in object space space.
Ray3F rayL = vc.GetRay(scrPt, wvp);
m_scale = new Vec3F(1, 1, 1);
m_hitScale = s;
Vec3F min = new Vec3F(-0.5f, -0.5f, -0.5f);
Vec3F max = new Vec3F(0.5f, 0.5f, 0.5f);
AABB box = new AABB(min, max);
Matrix4F boxScale = new Matrix4F();
Matrix4F boxTrans = new Matrix4F();
Matrix4F BoxMtrx = new Matrix4F();
float handleScale = s * AxisHandle;
// +X axis
boxScale.Scale(new Vec3F(s, handleScale, handleScale));
boxTrans.Translation = new Vec3F(s / 2, 0, 0);
BoxMtrx = boxScale * boxTrans;
Ray3F ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.XAxis;
return true;
}
// -X
boxTrans.Translation = new Vec3F(-s / 2, 0, 0);
BoxMtrx = boxScale * boxTrans;
ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.NegXAxis;
return true;
}
// y axis
boxScale.Scale(new Vec3F(handleScale, s, handleScale));
boxTrans.Translation = new Vec3F(0, s / 2, 0);
BoxMtrx = boxScale * boxTrans;
ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.YAxis;
return true;
}
// -Y
boxTrans.Translation = new Vec3F(0, -s / 2, 0);
BoxMtrx = boxScale * boxTrans;
ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.NegYAxis;
return true;
}
// z axis
boxScale.Scale(new Vec3F(handleScale, handleScale, s));
boxTrans.Translation = new Vec3F(0, 0, s / 2);
BoxMtrx = boxScale * boxTrans;
ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.ZAxis;
return true;
}
// -Z
boxTrans.Translation = new Vec3F(0, 0, -s / 2);
BoxMtrx = boxScale * boxTrans;
ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.NegZAxis;
return true;
}
return false;
}
/// <summary>
/// Extends the box to contain the given box.
/// If this box is currently uninitialized, sets this box to be the other box.</summary>
/// <param name="other">The given box</param>
/// <returns>The extended box</returns>
public void Extend(AABB other)
{
if (!other.IsEmpty)
{
Extend(other.Min);
Extend(other.Max);
}
}
public HitRegion Pick(Matrix4F world, Matrix4F view, Ray3F rayL, Ray3F rayV, float s)
{
m_hitRegion = HitRegion.None;
m_hitRayV = rayV;
m_hitMatrix.Set(world);
m_hitWorldView = world * view;
float sl = s * SquareLength;
// test xy square.
Vec3F p1 = new Vec3F(0, 0, 0);
Vec3F p2 = new Vec3F(sl, 0, 0);
Vec3F p3 = new Vec3F(sl, sl, 0);
Vec3F p4 = new Vec3F(0, sl, 0);
Plane3F plane = new Plane3F(p1, p2, p3);
Vec3F p;
if (rayL.IntersectPlane(plane, out p))
{
// test point in 2d rectangle.
if (p.X > p1.X && p.X < p2.X
&& p.Y > p1.Y && p.Y < p4.Y)
{
m_hitRegion = HitRegion.XYSquare;
return m_hitRegion;
}
}
// test xz square
p1 = new Vec3F(0, 0, 0);
p2 = new Vec3F(sl, 0, 0);
p3 = new Vec3F(sl, 0, sl);
p4 = new Vec3F(0, 0, sl);
plane = new Plane3F(p1, p2, p3);
if (rayL.IntersectPlane(plane, out p))
{
// test point in 2d rectangle.
if (p.X > p1.X && p.X < p2.X
&& p.Z > p1.Z && p.Z < p4.Z)
{
m_hitRegion = HitRegion.XZSquare;
return m_hitRegion;
}
}
// test yz square
p1 = new Vec3F(0, 0, 0);
p2 = new Vec3F(0, 0, sl);
p3 = new Vec3F(0, sl, sl);
p4 = new Vec3F(0, sl, 0);
plane = new Plane3F(p1, p2, p3);
if (rayL.IntersectPlane(plane, out p))
{
// test point in 2d rectangle.
if (p.Z > p1.Z && p.Z < p2.Z
&& p.Y > p1.Z && p.Y < p4.Y)
{
m_hitRegion = HitRegion.YZSquare;
return m_hitRegion;
}
}
Vec3F min = new Vec3F(-0.5f, -0.5f, -0.5f);
Vec3F max = new Vec3F(0.5f, 0.5f, 0.5f);
AABB box = new AABB(min, max);
Matrix4F boxScale = new Matrix4F();
Matrix4F boxTrans = new Matrix4F();
Matrix4F BoxMtrx = new Matrix4F();
// X axis
boxScale.Scale(new Vec3F(s, s * br, s * br));
boxTrans.Translation = new Vec3F(s / 2, 0, 0);
BoxMtrx = boxScale * boxTrans;
Ray3F ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.XAxis;
return m_hitRegion;
}
// y axis
boxScale.Scale(new Vec3F(s * br, s, s * br));
boxTrans.Translation = new Vec3F(0, s / 2, 0);
BoxMtrx = boxScale * boxTrans;
ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.YAxis;
return m_hitRegion;
}
// z axis
boxScale.Scale(new Vec3F(s * br, s * br, s));
boxTrans.Translation = new Vec3F(0, 0, s / 2);
BoxMtrx = boxScale * boxTrans;
ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.ZAxis;
}
return m_hitRegion;
}
public override bool Pick(ViewControl vc, Point scrPt)
{
m_hitRegion = HitRegion.None;
if (base.Pick(vc, scrPt) == false)
return false;
Camera camera = vc.Camera;
float s;
Util.CalcAxisLengths(camera, HitMatrix.Translation, out s);
Matrix4F vp = camera.ViewMatrix * camera.ProjectionMatrix;
Matrix4F wvp = HitMatrix * vp;
// get ray in object space space.
Ray3F rayL = vc.GetRay(scrPt, wvp);
m_scale = new Vec3F(1, 1, 1);
m_hitScale = s;
float rectScale = s*FreeRectRatio;
Vec3F topRight = rectScale * (new Vec3F(1, 1, 0));
Vec3F topLeft = rectScale * (new Vec3F(-1, 1, 0));
Vec3F bottomLeft = rectScale * (new Vec3F(-1, -1, 0));
Vec3F bottomRight = rectScale * (new Vec3F(1, -1, 0));
Matrix4F planeXform = Util.CreateBillboard(HitMatrix.Translation, camera.WorldEye, camera.Up, camera.LookAt);
Matrix4F wvpPlane = planeXform * vp;
// create ray in plane's local space.
Ray3F rayP = vc.GetRay(scrPt, wvpPlane);
Plane3F plane = new Plane3F(topRight,topLeft,bottomLeft);
Vec3F p;
bool intersect = rayP.IntersectPlane(plane, out p);
if(intersect)
{
bool inside = p.X > topLeft.X
&& p.X < topRight.X
&& p.Y > bottomLeft.Y
&& p.Y < topLeft.Y;
if (inside)
{
m_hitRegion = HitRegion.FreeRect;
return true;
}
}
Vec3F min = new Vec3F(-0.5f, -0.5f, -0.5f);
Vec3F max = new Vec3F(0.5f, 0.5f, 0.5f);
AABB box = new AABB(min, max);
Matrix4F boxScale = new Matrix4F();
Matrix4F boxTrans = new Matrix4F();
Matrix4F BoxMtrx = new Matrix4F();
float handleScale = s * HandleRatio;
// X axis
boxScale.Scale(new Vec3F(s, handleScale, handleScale));
boxTrans.Translation = new Vec3F(s / 2, 0, 0);
BoxMtrx = boxScale * boxTrans;
Ray3F ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.XAxis;
return true;
}
// y axis
boxScale.Scale(new Vec3F(handleScale, s, handleScale));
boxTrans.Translation = new Vec3F(0, s / 2, 0);
BoxMtrx = boxScale * boxTrans;
ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.YAxis;
return true;
}
// z axis
boxScale.Scale(new Vec3F(handleScale, handleScale, s));
boxTrans.Translation = new Vec3F(0, 0, s / 2);
BoxMtrx = boxScale * boxTrans;
ray = rayL;
BoxMtrx.Invert(BoxMtrx);
ray.Transform(BoxMtrx);
if (box.Intersect(ray))
{
m_hitRegion = HitRegion.ZAxis;
return true;
}
return false;
}
private DomNode CreatePrototype(IEnumerable<IGameObject> gobs)
{
DomNode[] originals = new DomNode[1];
List<IGameObject> copyList = new List<IGameObject>();
AABB bound = new AABB();
foreach (IGameObject gameObject in SelectedGobs)
{
IBoundable boundable = gameObject.As<IBoundable>();
bound.Extend(boundable.BoundingBox);
Matrix4F world = TransformUtils.ComputeWorldTransform(gameObject);
originals[0] = gameObject.As<DomNode>();
DomNode[] copies = DomNode.Copy(originals);
IGameObject copy = copies[0].As<IGameObject>();
TransformUtils.SetTransform(copy, world);
copyList.Add(copy);
}
DomNode gobchild = null;
if (copyList.Count > 1)
{// create group
IGame game = m_contextRegistry.GetActiveContext<IGame>();
IGameObjectGroup gobgroup = game.CreateGameObjectGroup();
gobgroup.Translation = bound.Center;
gobgroup.UpdateTransform();
Matrix4F worldInv = new Matrix4F();
worldInv.Invert(gobgroup.Transform);
foreach (IGameObject gob in copyList)
{
Vec3F translate = gob.Translation;
worldInv.Transform(ref translate);
gob.Translation = translate;
gob.UpdateTransform();
gobgroup.GameObjects.Add(gob);
}
gobchild = gobgroup.As<DomNode>();
}
else
{
gobchild = copyList[0].As<DomNode>();
}
gobchild.InitializeExtensions();
gobchild.As<IGameObject>().Translation = new Vec3F(0, 0, 0);
DomNode prototype = null;
if (gobchild != null)
{
prototype = new DomNode(Schema.prototypeType.Type, Schema.prototypeRootElement);
prototype.SetChild(Schema.prototypeType.gameObjectChild, gobchild);
}
return prototype;
}
/// <summary>
/// Groups the specified GameObjects</summary>
/// <param name="gobs">GameObjects to be grouped</param>
/// <remarks>Creates a new GameObjectGroup and moves all
/// the GameObjects into it.</remarks>
public IGameObjectGroup Group(IEnumerable<IGameObject> gobs)
{
// extra check.
if (!CanGroup(gobs)) return null;
IGame game = null;
AABB groupBox = new AABB();
List<IGameObject> gameObjects = new List<IGameObject>();
foreach (IGameObject gameObject in gobs)
{
if (game == null)
{
game = gameObject.As<DomNode>().GetRoot().As<IGame>();
}
gameObjects.Add(gameObject);
IBoundable boundable = gameObject.As<IBoundable>();
groupBox.Extend(boundable.BoundingBox);
}
IGameObjectGroup group = game.CreateGameObjectGroup();
DomNode node = group.As<DomNode>();
node.InitializeExtensions();
ITransformable transformable = node.As<ITransformable>();
transformable.Translation = groupBox.Center;
Matrix4F invWorld = new Matrix4F();
invWorld.Invert(transformable.Transform);
game.RootGameObjectFolder.GameObjects.Add(group);
foreach (IGameObject gameObject in gameObjects)
{
ITransformable xformable = gameObject.As<ITransformable>();
Matrix4F world = ComputeWorldTransform(xformable);
SetTransform(xformable, world);
group.GameObjects.Add(gameObject);
Vec3F trans = world.Translation;
invWorld.Transform(ref trans);
xformable.Translation = trans;
}
return group;
}