private static RaySceneQueryResult.Enumerator GetRaySceneQuery(double x, double y, out Ray ray)
{
float width = Engine.Renderer.Camera.Viewport.ActualWidth;
float height = Engine.Renderer.Camera.Viewport.ActualHeight;
Ray mouseRay = Engine.Renderer.Camera.GetCameraToViewportRay((float)((x - 1) / width), (float)((y - 1) / height));
RaySceneQuery mRaySceneQuery = Engine.Renderer.Scene.CreateRayQuery(mouseRay);
mRaySceneQuery.QueryTypeMask =
SceneManager.ENTITY_TYPE_MASK |
SceneManager.STATICGEOMETRY_TYPE_MASK |
SceneManager.USER_TYPE_MASK_LIMIT |
SceneManager.FRUSTUM_TYPE_MASK |
SceneManager.FX_TYPE_MASK |
SceneManager.LIGHT_TYPE_MASK |
SceneManager.WORLD_GEOMETRY_TYPE_MASK;
mRaySceneQuery.SetSortByDistance(true, 16);
RaySceneQueryResult result = mRaySceneQuery.Execute();
RaySceneQueryResult.Enumerator itr = (RaySceneQueryResult.Enumerator)(result.GetEnumerator());
ray = mouseRay;
return(itr);
}
private void _panel_MouseClick(object sender, MouseEventArgs e)
{
Point point = new Point(e.X, e.Y);
Engine.QueueForRenderDispatcher(() =>
{
if (e.Button == MouseButtons.Left)
{
Ray ray;
RaySceneQueryResult.Enumerator itr = GetRaySceneQuery(point.X, point.Y, out ray);
if (itr != null)
{
while (itr.MoveNext())
{
RaySceneQueryResultEntry entry = itr.Current;
SceneNode parentNode = entry.movable.ParentSceneNode;
PositionedInstance instance = Engine.SceneNodeStore.GetInstance(parentNode);
if (instance != null)
{
Engine.RunOnUIThread(() =>
{
IoC.Get <IExplorer>().SelectInstance(instance);
});
ActiveScene.SelectedInstance = instance;
SetActiveSelectedNode(parentNode);
return;
}
}
SceneNode node;
if (ExistsSelectedNode(out node))
{
PositionedInstance oldInstance = Engine.SceneNodeStore.GetInstance(node);
if (oldInstance != null)
{
SizedInstance oldSized = oldInstance as SizedInstance;
if (oldSized != null)
{
oldSized.IsSelected = false;
oldSized.IsBoundingBoxEnabled = false;
}
}
ActiveScene.SelectedInstance = null;
oldInstance.RemoveGizmoVisual();
ClearSelectedNode();
}
}
}
});
}
private void _panel_MouseDown(object sender, MouseEventArgs e)
{
Point point = new Point(e.X, e.Y);
Engine.QueueForRenderDispatcher(() =>
{
if (e.Button == MouseButtons.Left)
{
Ray ray;
RaySceneQueryResult.Enumerator itr = GetRaySceneQuery(point.X, point.Y, out ray);
if (itr != null)
{
if (itr.MoveNext())
{
RaySceneQueryResultEntry entry = itr.Current;
SceneNode parentNode = entry.movable.ParentSceneNode;
TransformDragging dragging;
DirectionalTransformDragging directionalDragging;
if (IsTranslateClick(parentNode, out dragging))
{
_translateDragging = dragging;
IEnumerable <SceneNode> selected = GetSelectedNode();
if (selected != null)
{
SceneNode node = selected.FirstOrDefault();
if (node != null)
{
_translateDragDifference = ray.GetPoint(entry.distance) - node.Position;
}
}
return;
}
else if (IsScaleClick(parentNode, out directionalDragging))
{
_scaleDragging = directionalDragging;
IEnumerable <SceneNode> selected = GetSelectedNode();
if (selected != null)
{
SceneNode node = selected.FirstOrDefault();
if (node != null)
{
_scaleDragDifference = ray.GetPoint(entry.distance) - node.Position;
}
}
return;
}
else
{
_translateDragging = TransformDragging.NONE;
}
}
}
}
});
}
public bool Tick(int diffX, int diffY, string startX, string startY, int searchCounter)
{
if (mRoot != null && IsInitialized == true)
{
renderScene();
foobar();
if (mAnimationState != null)
{
mAnimationState.AddTime(((float).01)); //todo - might not render last frame
if (mAnimationState.HasEnded)
{
return(false);
}
}
// Setup the scene query
Vector3 camPos = mCamera.RealPosition;
Ray cameraRay = new Ray(new Vector3(camPos.x, 5000.0f, camPos.z),
Vector3.NEGATIVE_UNIT_Y);
mRaySceneQuery.Ray = cameraRay;
// Perform the scene query;
RaySceneQueryResult result = mRaySceneQuery.Execute();
RaySceneQueryResult.Enumerator itr = (RaySceneQueryResult.Enumerator)result.GetEnumerator();
// Get the results, set the camera height
if ((itr != null) && itr.MoveNext())
{
if (itr.Current != null && itr.Current.worldFragment != null)
{
float terrainHeight = itr.Current.worldFragment.singleIntersection.y;
if ((terrainHeight + 120.0f) > camPos.y)
{// mCamera.SetPosition(camPos.x, terrainHeight + 150.0f, camPos.z);
cameraNode.Translate(cameraYawNode.Orientation *
cameraPitchNode.Orientation *
new Vector3(0, 10, 0),
SceneNode.TransformSpace.TS_LOCAL);
}
}
}
mRoot.RenderOneFrame();
}
return(true);
}
public void LeftClicked(float x, float y, string currentEntity)
{
// Save mouse position
mouseX = x; mouseY = y;
// Setup the ray scene query
Ray mouseRay = mCamera.GetCameraToViewportRay(mouseX, mouseY);
Ray newRay = new Ray(new Vector3(mouseRay.Origin.x, System.Math.Abs(mouseRay.Origin.y), mouseRay.Origin.z), mouseRay.Direction);
mRaySceneQuery.Ray = newRay;
// Execute query
RaySceneQueryResult result = mRaySceneQuery.Execute();
RaySceneQueryResult.Enumerator itr = (RaySceneQueryResult.Enumerator)result.GetEnumerator();
// Get results, create a node/entity on the position
if (itr != null && itr.MoveNext())
{
if (string.IsNullOrWhiteSpace(currentEntity))
{
return;
}
if (itr.Current != null && itr.Current.worldFragment != null)
{
Entity ent = mMgr.CreateEntity(currentEntity + mCount.ToString(), currentEntity);
mCurrentObject = mMgr.RootSceneNode.CreateChildSceneNode(currentEntity + "Node" + mCount.ToString(),
itr.Current.worldFragment.singleIntersection);
mCount++;
mCurrentObject.AttachObject(ent);
mCurrentObject.SetScale(scale);
}
} //
mLMouseDown = true;
return;
}
public static Vector3 GetBestLocationFromYDown(Vector3 vector, float fallbackY, float sizeY)
{
Ray ray = new Ray(vector + new Vector3(0, (float.MaxValue), 0), Vector3.NEGATIVE_UNIT_Y);
RaySceneQuery mRaySceneQuery = Engine.Renderer.Scene.CreateRayQuery(ray);
mRaySceneQuery.SetSortByDistance(true, 64);
mRaySceneQuery.QueryMask = (uint)QueryFlags.INSTANCE_ENTITY;
mRaySceneQuery.QueryTypeMask =
SceneManager.ENTITY_TYPE_MASK |
SceneManager.STATICGEOMETRY_TYPE_MASK |
SceneManager.USER_TYPE_MASK_LIMIT |
SceneManager.FRUSTUM_TYPE_MASK |
SceneManager.FX_TYPE_MASK |
SceneManager.LIGHT_TYPE_MASK |
SceneManager.WORLD_GEOMETRY_TYPE_MASK;
RaySceneQueryResult result = mRaySceneQuery.Execute();
RaySceneQueryResult.Enumerator itr = (RaySceneQueryResult.Enumerator)(result.GetEnumerator());
Vector3 max = new Vector3(vector.x, fallbackY, vector.z);
if (itr != null)
{
while (itr.MoveNext())
{
RaySceneQueryResultEntry entry = itr.Current;
SceneNode parentNode = entry.movable.ParentSceneNode;
Vector3 current = new Vector3(vector.x, parentNode.Position.y + sizeY, vector.z);
if (current.y > max.y)
{
max = current;
}
}
}
return(max);
}
private void _panel_MouseMove(object sender, MouseEventArgs e)
{
if (_oldMousePosition == null)
{
_oldMousePosition = new Point(e.X, e.Y);
return;
}
Point point = new Point(e.X, e.Y);
Engine.QueueForRenderDispatcher(() =>
{
double deltaDirectionX = point.X - _oldMousePosition.X;
double deltaDirectionY = point.Y - _oldMousePosition.Y;
if (e.Button.HasFlag(MouseButtons.Right))
{
ActiveScene.Context.ActiveWorld.Camera.pitch(new Radian((float)-deltaDirectionY / 200f).ValueDegrees);
ActiveScene.Context.ActiveWorld.Camera.yaw(new Radian((float)-deltaDirectionX / 200f).ValueDegrees);
}
IEnumerable <SceneNode> selected = GetSelectedNode();
SceneNode selectedNode = null;
if (selected != null)
{
selectedNode = selected.FirstOrDefault();
}
if (_translateDragging != TransformDragging.NONE && ActiveScene.ActiveGizmoType == Misc.Runtime.GizmoType.TRANSLATE)
{
if (selectedNode != null)
{
Plane plane = new Plane();
if (_translateDragging == TransformDragging.X)
{
Vector3 normal = Vector3.UNIT_Y;
plane = new Plane(normal, selectedNode.Position);
}
else if (_translateDragging == TransformDragging.Y)
{
Vector3 normal = (Engine.Renderer.Camera.Position - selectedNode.Position).NormalisedCopy;
normal.y = 0;
plane = new Plane(normal, selectedNode.Position);
}
else if (_translateDragging == TransformDragging.Z)
{
Vector3 normal = Vector3.UNIT_Y;
plane = new Plane(normal, selectedNode.Position);
}
Vector3 translateVector;
if (GetRaySceneLocationWithPlane(point.X, point.Y, plane, out translateVector, selectedNode))
{
PositionedInstance instance = Engine.SceneNodeStore.GetInstance(selectedNode);
SizedInstance sized = instance as SizedInstance;
if (sized != null)
{
translateVector -= _translateDragDifference;
if (_translateDragging == TransformDragging.X)
{
instance.position.x = (float)System.Math.Round(translateVector.x - (sized.size.x / 2));
//PhysicsEngine.GetCollisionVectorResolvement(instance as PhysicsInstance);
}
else if (_translateDragging == TransformDragging.Y)
{
instance.position.y = (float)System.Math.Round(translateVector.y - (sized.size.y / 2));
//PhysicsEngine.GetCollisionVectorResolvement(instance as PhysicsInstance);
}
else if (_translateDragging == TransformDragging.Z)
{
instance.position.z = (float)System.Math.Round(translateVector.z - (sized.size.z / 2));
//PhysicsEngine.GetCollisionVectorResolvement(instance as PhysicsInstance);
}
}
}
}
}
else if (_scaleDragging != DirectionalTransformDragging.NONE && ActiveScene.ActiveGizmoType == Misc.Runtime.GizmoType.SCALE)
{
if (selectedNode != null)
{
Plane plane = new Plane();
if (_scaleDragging == DirectionalTransformDragging.XA || _scaleDragging == DirectionalTransformDragging.XB)
{
Vector3 normal = Vector3.UNIT_Y;
plane = new Plane(normal, selectedNode.Position);
}
else if (_scaleDragging == DirectionalTransformDragging.YA || _scaleDragging == DirectionalTransformDragging.YB)
{
Vector3 normal = (Engine.Renderer.Camera.Position - selectedNode.Position).NormalisedCopy;
normal.y = 0;
plane = new Plane(normal, selectedNode.Position);
}
else if (_scaleDragging == DirectionalTransformDragging.ZA || _scaleDragging == DirectionalTransformDragging.ZB)
{
Vector3 normal = Vector3.UNIT_Y;
plane = new Plane(normal, selectedNode.Position);
}
Vector3 scaleVector;
if (GetRaySceneLocationWithPlane(point.X, point.Y, plane, out scaleVector, selectedNode))
{
PositionedInstance instance = Engine.SceneNodeStore.GetInstance(selectedNode);
SizedInstance sized = instance as SizedInstance;
if (sized != null)
{
int magicOffsetA = 2;
if (_scaleDragging == DirectionalTransformDragging.XA)
{
sized.size.x = System.Math.Max(1, (float)System.Math.Round(scaleVector.x - (sized.position.x) - magicOffsetA));
}
else if (_scaleDragging == DirectionalTransformDragging.YA)
{
sized.size.y = System.Math.Max(1, (float)System.Math.Round(scaleVector.y - (sized.position.y) - magicOffsetA));
}
else if (_scaleDragging == DirectionalTransformDragging.ZA)
{
sized.size.z = System.Math.Max(1, (float)System.Math.Round(scaleVector.z - (sized.position.z) - magicOffsetA));
}
else if (_scaleDragging == DirectionalTransformDragging.XB)
{
//TODO: fix
float newX = scaleVector.x + (sized.size.x / 2) + _scaleDragDifference.x; //wtf?
float delta = (sized.position.x - newX);
float rounded = (float)System.Math.Round(delta);
sized.position.x -= rounded;
sized.size.x += rounded;
}
else if (_scaleDragging == DirectionalTransformDragging.YB)
{
}
else if (_scaleDragging == DirectionalTransformDragging.ZB)
{
}
}
}
}
}
Cursor cursor = null;
if (_translateFreeDragging && _scaleDragging == DirectionalTransformDragging.NONE && _translateDragging == TransformDragging.NONE)
{
if (selectedNode != null)
{
Plane plane = new Plane(Vector3.UNIT_Y, Engine.Renderer.Camera.Position.y - 16);
Vector3 vector;
if (GetRaySceneLocationWithPlane(point.X, point.Y, plane, out vector, selectedNode))
{
PositionedInstance instance = Engine.SceneNodeStore.GetInstance(selectedNode);
SizedInstance sized = instance as SizedInstance;
if (sized != null)
{
instance.position.x = (float)System.Math.Round(vector.x - (sized.size.x / 2));
instance.position.y = (float)System.Math.Round(vector.y - (sized.size.y / 2));
instance.position.z = (float)System.Math.Round(vector.z - (sized.size.z / 2));
}
}
cursor = Cursors.NoMove2D;
}
else
{
_translateFreeDragging = false;
}
}
Ray ray;
RaySceneQueryResult.Enumerator itr = GetRaySceneQuery(point.X, point.Y, out ray);
if (itr != null)
{
bool nothing = true;
while (itr.MoveNext())
{
RaySceneQueryResultEntry entry = itr.Current;
if (entry.movable.QueryFlags != (uint)QueryFlags.IGNORE_ALL)
{
nothing = false;
}
if (entry.movable.QueryFlags == (uint)QueryFlags.INSTANCE_ENTITY)
{
SceneNode parentNode = entry.movable.ParentSceneNode;
if (selectedNode != null && selectedNode.Equals(parentNode) && e.Button.HasFlag(MouseButtons.Left) && _translateDragging == TransformDragging.NONE)
{
if (System.Math.Abs(deltaDirectionX) >= TRANSLATE_DRAG_THRESHOLD || System.Math.Abs(deltaDirectionY) >= TRANSLATE_DRAG_THRESHOLD)
{
_translateFreeDragging = true;
}
}
if (!IsAlreadyHovered(parentNode))
{
IEnumerable <SceneNode> hovered = GetHoveredNodes();
if (hovered != null)
{
foreach (SceneNode node in hovered)
{
if (!IsSelectedNode(node))
{
PositionedInstance oldInstance = Engine.SceneNodeStore.GetInstance(node);
if (oldInstance != null)
{
SizedInstance oldSized = oldInstance as SizedInstance;
if (oldSized != null)
{
oldSized.IsBoundingBoxEnabled = false;
}
}
}
}
ClearHovered();
}
AddToHoverNode(parentNode);
}
break;
}
}
if (nothing)
{
if (cursor == null)
{
cursor = Cursors.Default;
}
IEnumerable <SceneNode> hovered = GetHoveredNodes();
if (hovered != null)
{
foreach (SceneNode node in hovered)
{
if (!IsSelectedNode(node))
{
PositionedInstance oldInstance = Engine.SceneNodeStore.GetInstance(node);
if (oldInstance != null)
{
SizedInstance oldSized = oldInstance as SizedInstance;
if (oldSized != null)
{
oldSized.IsBoundingBoxEnabled = false;
}
}
}
}
ClearHovered();
}
}
else
{
if (cursor == null)
{
cursor = Cursors.Hand;
}
}
}
if (cursor != null)
{
System.Windows.Application.Current.Dispatcher.InvokeAsync(() => _panel.Cursor = cursor, DispatcherPriority.Background);
}
_oldMousePosition = point;
});
}
private static bool GetRaySceneLocationWithPlane(double x, double y, Plane plane, out Vector3 vector, SceneNode ignore)
{
float width = Engine.Renderer.Camera.Viewport.ActualWidth;
float height = Engine.Renderer.Camera.Viewport.ActualHeight;
Ray mouseRay = Engine.Renderer.Camera.GetCameraToViewportRay((float)((x - 1) / width), (float)((y - 1) / height));
Plane inverse = new Plane(-plane.normal, -plane.d);
Pair <bool, float> d0 = mouseRay.Intersects(plane);
Pair <bool, float> d1 = mouseRay.Intersects(inverse);
RaySceneQuery mRaySceneQuery = Engine.Renderer.Scene.CreateRayQuery(mouseRay);
mRaySceneQuery.SetSortByDistance(true, 16);
mRaySceneQuery.QueryMask = (uint)QueryFlags.INSTANCE_ENTITY;
mRaySceneQuery.QueryTypeMask =
SceneManager.ENTITY_TYPE_MASK |
SceneManager.STATICGEOMETRY_TYPE_MASK |
SceneManager.USER_TYPE_MASK_LIMIT |
SceneManager.FRUSTUM_TYPE_MASK |
SceneManager.FX_TYPE_MASK |
SceneManager.LIGHT_TYPE_MASK |
SceneManager.WORLD_GEOMETRY_TYPE_MASK;
RaySceneQueryResult result = mRaySceneQuery.Execute();
RaySceneQueryResult.Enumerator itr = (RaySceneQueryResult.Enumerator)(result.GetEnumerator());
if (itr != null)
{
RaySceneQueryResultEntry entry = null;
while (itr.MoveNext())
{
entry = itr.Current;
if (entry != null && !entry.movable.ParentSceneNode.Equals(ignore))
{
vector = mouseRay.GetPoint(entry.distance);
return(true);
}
}
if (d0.first)
{
Vector3 planePoint = mouseRay.GetPoint(d0.second);
if ((Engine.Renderer.Camera.Position - planePoint).Length < MAX_TRANSLATE_DRAG_DISTANCE)
{
vector = planePoint;
return(true);
}
}
if (d1.first)
{
Vector3 planePoint = mouseRay.GetPoint(d1.second);
if ((Engine.Renderer.Camera.Position - planePoint).Length < MAX_TRANSLATE_DRAG_DISTANCE)
{
vector = planePoint;
return(true);
}
else
{
vector = Vector3.ZERO;
return(false);
}
}
else
{
vector = Vector3.ZERO;
return(false);
}
}
else
{
vector = Vector3.ZERO;
return(false);
}
}
