public static IObject3D Pick(int X, int Y, Midget.Cameras.MidgetCamera camera, IRenderSurface renderSurface)
{
Vector3 pickRayDirection = new Vector3();
Vector3 pickRayOrigin = new Vector3();
camera.UnProjectCoordinates(X,Y, renderSurface.ClientWidth, renderSurface.ClientHeight, ref pickRayOrigin, ref pickRayDirection);
// // compute the vector of the pick ray in screen space
// Vector3 v = new Vector3();
// v.X = ( ( ( 2.0f * X ) / renderSurface.ClientWidth ) - 1 ) / camera.ProjectionMatrix.M11;
// v.Y = -( ( ( 2.0f * Y ) / renderSurface.ClientHeight ) - 1 ) / camera.ProjectionMatrix.M22;
// v.Z = 1.0f;
//
// // Get the inverse view matrix
// Matrix m = Matrix.Invert(camera.ViewMatrix);
//
// // Transform the screen space pick ray into 3D space
// pickRayDirection.X = v.X*m.M11 + v.Y*m.M21 + v.Z*m.M31;
// pickRayDirection.Y = v.X*m.M12 + v.Y*m.M22 + v.Z*m.M32;
// pickRayDirection.Z = v.X*m.M13 + v.Y*m.M23 + v.Z*m.M33;
//
// pickRayDirection.Normalize();
//
// pickRayOrigin.X = m.M41;
// pickRayOrigin.Y = m.M42;
// pickRayOrigin.Z = m.M43;
//
// // calc origin as intersection with near frustum
//
// pickRayOrigin += pickRayDirection * 1.0f;
// int zDistance = -1;
// IObject3D closestObj = null;
// foreach (IObject3D obj in DeviceManager.Instance.ObjectList)
// {
//
// // transform world space to object space
// Vector3 pickRayOriginTemp = new Vector3(pickRayOrigin.X, pickRayOrigin.Y, pickRayOrigin.Z);
// Vector3 pickRayDirectionTemp = new Vector3(pickRayDirection.X,pickRayDirection.Y,pickRayDirection.Z);
//
// // convert ray from 3d space to model space
// pickRayOriginTemp.TransformCoordinate(Matrix.Invert(obj.WorldSpace)); //Matrix.Invert(Matrix.Identity));
// pickRayDirectionTemp.TransformNormal(Matrix.Invert(obj.WorldSpace)); //inverse);
//
//
// if (obj.Intersect(pickRayOriginTemp, pickRayDirectionTemp) > zDistance)
// {
// closestObj = obj;
// }
// }
return SceneManager.Instance.Scene.Intersect(pickRayOrigin, pickRayDirection, camera.WorldMatrix);
//return closestObj;
}
private void EventFactory_DeleteObject(object sender, Midget.Events.Object.MultiObjectEventArgs e)
{
DeviceManager.Instance.UpdateViews();
}
private void EventFactory_SelectAdditionalObject(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Add(e.Object);
MidgetTreeNode node = FindNode(e.Object);
if(node != null)
{
treeView.SelectedNode = node;
}
}
private void EventFactory_CreateObject(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
// add all objects to the scene (treeview)
treeView.AddNode(new MidgetTreeNode(e.Object), (MidgetTreeNode)treeView.Nodes[0]);
}
private void EventFactory_Transformation(object sender, Midget.Events.Object.MultiObjectEventArgs e)
{
FillObjectValues((IObject3D)selectedObjects[selectedObjects.Count - 1]);
}
private void EventFactory_Group(object sender, Midget.Events.Object.Relation.GroupEventArgs e)
{
// add the group
MidgetTreeNode groupNode = new MidgetTreeNode(e.Group);
treeView.AddNode(groupNode,FindParentNode(groupNode));
// add all objects to the scene
foreach(IObject3D obj in e.Objects)
{
treeView.MoveNode(FindNode(obj),groupNode);
}
}
private void EventFactory_SelectAdditionalObject(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Add(e.Object);
// refresh the visible keyframes on the timeline
pnlTimeline.Invalidate();
}
private void EventFactory_RemoveDynamic(object sender, Midget.Events.Object.Transformation.DynamicEventArgs e)
{
propertyGrid.SelectedObject = null;
FillObjectValues(e.Object);
}
private void EventFactory_DeselectObjects(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Remove(e.Object);
// refresh the visible keyframes on the timeline
pnlTimeline.Invalidate();
}
private void EventFactory_RemoveKeyFrame(object sender, Midget.Events.Object.Animation.KeyFrameEventArgs e)
{
pnlTimeline.Invalidate();
}
private void EventFactory_Transformation(object sender, Midget.Events.Object.MultiObjectEventArgs e)
{
DeviceManager.Instance.UpdateViews();
}
private void EventFactory_SelectAdditionalObject(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Add(e.Object);
DeviceManager.Instance.UpdateViews();
}
private void EventFactory_DeselectObjects(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Remove(e.Object);
DeviceManager.Instance.UpdateViews();
}
//////////
/// TODO: add event handler for any added dynamics
/// //////
private void EventFactory_AddDynamic(object sender, Midget.Events.Object.Transformation.DynamicEventArgs e)
{
FillObjectValues(e.Object);
}
private void EventFactory_DeselectObjects(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Remove(e.Object);
// if there are objects still selected
if(selectedObjects.Count != 0)
{
LoadMaterial(((IObject3D)selectedObjects[selectedObjects.Count - 1]).Material);
}
else
{
this.Clear();
}
}
private void EventFactory_DeselectObjects(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Remove(e.Object);
if(selectedObjects.Count != 0)
{
FillObjectValues((IObject3D)selectedObjects[selectedObjects.Count - 1]);
}
else
{
this.Clear();
}
}
private void EventFactory_SelectAdditionalObject(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Add(e.Object);
LoadMaterial(e.Object.Material);
}
private void EventFactory_SelectAdditionalObject(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Add(e.Object);
FillObjectValues(e.Object);
}
private void LoadMaterial(Midget.Materials.MidgetMaterial material)
{
currentMaterial = material;
picAmbient.BackColor = (Color)currentMaterial.Ambient;
picDiffuse.BackColor = (Color)currentMaterial.Diffuse;
picEmissive.BackColor = (Color)currentMaterial.Emissive;
picSpecular.BackColor = (Color)currentMaterial.Specular;
if(currentMaterial.TexturePath.Length != 0)
{
picTexture.Image = Image.FromFile(currentMaterial.TexturePath);
}
}
private void EventFactory_DeselectObjects(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Remove(e.Object);
if(selectedObjects.Count != 0)
{
MidgetTreeNode node = FindNode((IObject3D)selectedObjects[selectedObjects.Count - 1]);
if(node != null)
{
treeView.SelectedNode = node;
}
}
}
private void EventFactory_AdjustCameraEvent(object sender, Midget.Events.User.AdjustCameraEventArgs e)
{
// if the cameras are equal redraw the view
if ( camera != null && camera.Equals(e.Camera) )
{
this.Render();
}
}
private void EventFactory_ParentChange(object sender, Midget.Events.Object.Relation.ParentChangeEventArgs e)
{
// find the parent node
MidgetTreeNode newParent = FindNode(e.NewParent);
// add all objects to the scene
foreach(IObject3D obj in e.Objects)
{
treeView.MoveNode(FindNode(obj),newParent);
}
}
private void EventFactory_DeselectObjects(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
selectedObjects.Remove(e.Object);
}
private void EventFactory_Ungroup(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
// move each node to new parent
MidgetTreeNode groupNode = FindNode(e.Object);
while (groupNode.Nodes.Count != 0)
{
MidgetTreeNode obj = (MidgetTreeNode)groupNode.Nodes[0];
treeView.MoveNode(FindNode(obj.Object3d),(MidgetTreeNode)groupNode.Parent);
}
}
private void EventFactory_SwitchEditModeEvent(object sender, Midget.Events.User.SwitchEditModeEventArgs e)
{
_editMode = e.EditMode;
}
private void EventFactory_DeleteObject(object sender, Midget.Events.Object.MultiObjectEventArgs e)
{
foreach(IObject3D obj in e.Objects)
{
MidgetTreeNode node = FindNode(obj);
// if the node hasn't already been deleted
if(node != null)
{
node.Remove();
}
}
}
private void EventFactory_CreateObject(object sender, Midget.Events.Object.SingleObjectEventArgs e)
{
DeviceManager.Instance.UpdateViews();
}
