// tests SceneObjects and Bounds
public bool FindSceneRayIntersection(Ray ray, out AnyRayHit hit, Func <SceneObject, bool> sofilter = null)
{
hit = null;
SORayHit bestSOHit = null;
GameObjectRayHit bestBoundsHit = null;
bool bHitSO = FindSORayIntersection(ray, out bestSOHit, sofilter);
bool bHitBounds = FindWorldBoundsHit(ray, out bestBoundsHit);
if (bHitSO && bHitBounds)
{
if (bestSOHit.fHitDist < bestBoundsHit.fHitDist)
{
hit = new AnyRayHit(bestSOHit);
}
else
{
hit = new AnyRayHit(bestBoundsHit, HitType.BoundsObjectHit);
}
}
else if (bHitSO)
{
hit = new AnyRayHit(bestSOHit);
}
else if (bHitBounds)
{
hit = new AnyRayHit(bestBoundsHit, HitType.BoundsObjectHit);
}
return(hit != null);
}
// rayhit-test a GameObject, handling collider enable/disable
public static bool FindGORayIntersection(Ray ray, GameObject go, out GameObjectRayHit hit)
{
hit = null;
Collider collider = go.GetComponent <Collider>();
if (collider == null)
{
return(false);
}
bool bIsEnabled = collider.enabled;
collider.enabled = true;
RaycastHit hitInfo;
if (collider.Raycast(ray, out hitInfo, Mathf.Infinity))
{
hit = new GameObjectRayHit();
hit.fHitDist = hitInfo.distance;
hit.hitPos = hitInfo.point;
hit.hitNormal = hitInfo.normal;
hit.hitGO = go;
}
collider.enabled = bIsEnabled;
return(hit != null);
}
override public bool FindRayIntersection(Ray3f ray, out SORayHit hit)
{
hit = null;
GameObjectRayHit hitg = null;
if (FindGORayIntersection(ray, out hitg))
{
if (hitg.hitGO != null)
{
hit = new SORayHit(hitg, this);
// compute analytic normal on cylinder body
if (hitg.hitGO == body)
{
Vector3 up = this.RootGameObject.transform.rotation * Vector3.up;
Vector3 l = hitg.hitPos - this.RootGameObject.transform.position;
l -= Vector3.Dot(l, up) * up;
l.Normalize();
hit.hitNormal = l;
}
return(true);
}
}
return(false);
}
// override and return true to get hover events
public virtual bool FindHoverRayIntersection(Ray3f ray, out UIRayHit hit)
{
hit = null;
if (Enabled == false)
{
return(false);
}
if (EnableHover == false)
{
return(false);
}
GameObjectRayHit hitg = null;
if (FindGORayIntersection(ray, out hitg))
{
if (hitg.hitGO != null)
{
hit = new UIRayHit(hitg, this);
return(true);
}
}
return(false);
}
public AnyRayHit(GameObjectRayHit init, SceneUIElement ui)
{
hitPos = init.hitPos;
fHitDist = init.fHitDist;
hitGO = init.hitGO;
eType = HitType.SceneUIElementHit;
hitUI = ui;
}
public UIRayHit(GameObjectRayHit init, SceneUIElement ui)
{
hitPos = init.hitPos;
hitNormal = init.hitNormal;
fHitDist = init.fHitDist;
hitGO = init.hitGO;
hitUI = ui;
}
public SORayHit(GameObjectRayHit init, SceneObject so)
{
hitPos = init.hitPos;
hitNormal = init.hitNormal;
fHitDist = init.fHitDist;
hitGO = init.hitGO;
hitSO = so;
}
public AnyRayHit(GameObjectRayHit init, SceneObject so)
{
hitPos = init.hitPos;
fHitDist = init.fHitDist;
hitGO = init.hitGO;
eType = HitType.SceneObjectHit;
hitSO = so;
}
public AnyRayHit(GameObjectRayHit init, HitType eType)
{
Debug.Assert(eType == HitType.BoundsObjectHit);
hitPos = init.hitPos;
hitNormal = init.hitNormal;
fHitDist = init.fHitDist;
hitGO = init.hitGO;
this.eType = eType;
}
public AnyRayHit(GameObjectRayHit init, HitType eType)
{
Util.gDevAssert(eType == HitType.BoundsObjectHit);
hitPos = init.hitPos;
hitNormal = init.hitNormal;
hitIndex = init.hitIndex;
fHitDist = init.fHitDist;
hitGO = init.hitGO;
this.eType = eType;
}
virtual public bool FindRayIntersection(Ray3f ray, out UIRayHit hit)
{
hit = null;
GameObjectRayHit hitg = null;
if (is_interactive && FindGORayIntersection(ray, out hitg))
{
if (hitg.hitGO != null)
{
hit = new UIRayHit(hitg, this);
return(true);
}
}
return(false);
}
public bool FindRayIntersection(Ray ray, out SORayHit hit)
{
hit = null;
GameObjectRayHit hitg = null;
if (FindGORayIntersection(ray, out hitg))
{
if (hitg.hitGO != null)
{
hit = new SORayHit(hitg, this);
return(true);
}
}
return(false);
}
public virtual bool FindRayIntersection(UnityEngine.Ray ray, out UIRayHit hit)
{
hit = null;
GameObjectRayHit hitg = null;
if (FindGORayIntersection(ray, out hitg))
{
if (hitg.hitGO != null)
{
hit = new UIRayHit(hitg, this);
return(true);
}
}
return(false);
}
public bool FindWorldBoundsHit(Ray3f ray, out GameObjectRayHit hit)
{
hit = null;
foreach (var go in this.vBoundsObjects)
{
GameObjectRayHit myHit = null;
if (UnityUtil.FindGORayIntersection(ray, go, out myHit))
{
if (hit == null || myHit.fHitDist < hit.fHitDist)
{
hit = myHit;
}
}
}
return(hit != null);
}
protected void standard_begin_capture(InputEvent e, GameObjectRayHit hit)
{
if (handleGO.IsSameOrChild(hit.hitGO))
{
onHandlePress(e, hit.hitPos);
eInterMode = InteractionMode.InHandleDrag;
vStartHitW = hit.hitPos;
vHandleStartW = handleGO.GetWorldFrame();
}
else if (backgroundGO.IsSameOrChild(hit.hitGO))
{
onSliderbarPress(e, hit.hitPos);
eInterMode = InteractionMode.InPressDrag;
vStartHitW = hit.hitPos;
vHandleStartW = handleGO.GetWorldFrame();
}
}
override public bool FindRayIntersection(Ray3f ray, out SORayHit hit)
{
hit = null;
GameObjectRayHit hitg = null;
if (FindGORayIntersection(ray, out hitg))
{
if (hitg.hitGO != null)
{
hit = new SORayHit(hitg, this);
// compute analytic normal
hit.hitNormal = (hit.hitPos - this.RootGameObject.GetPosition()).Normalized;
return(true);
}
}
return(false);
}
public virtual bool FindGORayIntersection(Ray ray, out GameObjectRayHit hit, Func <GameObject, bool> FilterF = null)
{
hit = new GameObjectRayHit();
RaycastHit hitInfo;
// [RMS] this keeps popping up...why??
//if (Mathf.Abs(ray.direction.sqrMagnitude - 1.0f) > 0.001) {
// DebugUtil.Log(2, "FindGORayIntersection: ray direction is not normalized! {0} {1}", ray.direction, ray.direction.magnitude);
// return false;
//}
foreach (var go in vObjects)
{
if (FilterF != null && FilterF(go) == false)
{
continue;
}
if (go.IsVisible() == false)
{
continue;
}
Collider collider = go.GetComponent <Collider>();
if (collider)
{
go.EnableCollider();
if (collider.Raycast(ray, out hitInfo, Mathf.Infinity))
{
if (hitInfo.distance < hit.fHitDist)
{
hit.fHitDist = hitInfo.distance;
hit.hitPos = hitInfo.point;
hit.hitNormal = hitInfo.normal;
hit.hitGO = go;
}
}
go.DisableCollider();
}
}
return(hit.hitGO != null);
}
// rayhit-test a GameObject, handling collider enable/disable
public static bool FindGORayIntersection(Ray ray, GameObject go, out GameObjectRayHit hit)
{
hit = null;
bool bIsEnabled = go.GetComponent <MeshCollider> ().enabled;
go.GetComponent <MeshCollider> ().enabled = true;
RaycastHit hitInfo;
if (go.GetComponent <MeshCollider> ().Raycast(ray, out hitInfo, Mathf.Infinity))
{
hit = new GameObjectRayHit();
hit.fHitDist = hitInfo.distance;
hit.hitPos = hitInfo.point;
hit.hitGO = go;
}
go.GetComponent <MeshCollider> ().enabled = bIsEnabled;
return(hit != null);
}
public virtual bool FindGORayIntersection(Ray ray, out GameObjectRayHit hit)
{
hit = new GameObjectRayHit();
RaycastHit hitInfo;
foreach (var go in vObjects)
{
go.GetComponent <MeshCollider> ().enabled = true;
if (go.GetComponent <MeshCollider> ().Raycast(ray, out hitInfo, Mathf.Infinity))
{
if (hitInfo.distance < hit.fHitDist)
{
hit.fHitDist = hitInfo.distance;
hit.hitPos = hitInfo.point;
hit.hitGO = go;
}
}
go.GetComponent <MeshCollider> ().enabled = false;
}
return(hit.hitGO != null);
}
// FixedUpdate is called before any Update
public void Update()
{
// if we are in capture we freeze the cursor plane
if (Scene.InCapture == false)
{
Vector3 camPos = camera.gameObject.transform.position;
Vector3 forward = camera.gameObject.transform.forward;
// orient Y-up plane so that it is in front of eye, perp to camera direction
xformObject.transform.position = camPos + 10 * forward;
xformObject.transform.LookAt(camera.gameObject.transform);
xformObject.transform.RotateAround(xformObject.transform.position, xformObject.transform.right, 90);
// that plane is the plane the mouse cursor moves on
this.vCursorPlaneOrigin = xformObject.transform.position;
this.vCursorPlaneRight = xformObject.transform.right;
this.vCursorPlaneForward = xformObject.transform.forward;
this.vRaySourcePosition = camera.transform.position;
}
Vector3 curPos = new Vector3(Input.GetAxis("Mouse X"), Input.GetAxis("Mouse Y"), 0);
dx -= 0.3f * curPos.x;
dy -= 0.3f * curPos.y;
vPlaneCursorPos =
vCursorPlaneOrigin + dx * vCursorPlaneRight + dy * vCursorPlaneForward;
vSceneCursorPos = vPlaneCursorPos;
bool bHit = false;
if (Scene != null)
{
Ray r = new Ray(camera.transform.position, (vPlaneCursorPos - camera.transform.position).normalized);
AnyRayHit hit = null;
if (Scene.FindAnyRayIntersection(r, out hit))
{
vSceneCursorPos = hit.hitPos;
bHit = true;
}
else
{
GameObjectRayHit ghit = null;
if (Scene.GetScene().FindWorldBoundsHit(r, out ghit))
{
vSceneCursorPos = ghit.hitPos;
}
}
}
this.CurrentCursorPosWorld = vPlaneCursorPos;
this.CurrentCursorRaySourceWorld = this.vRaySourcePosition;
Cursor.transform.position = vSceneCursorPos;
if (Scene.InCapture)
{
Cursor.GetComponent <MeshRenderer> ().material = CursorCapturingMaterial;
}
else if (bHit)
{
Cursor.GetComponent <MeshRenderer> ().material = CursorHitMaterial;
}
else
{
Cursor.GetComponent <MeshRenderer> ().material = CursorDefaultMaterial;
}
Cursor.layer = (bHit || Scene.InCapture) ? LayerMask.NameToLayer(SceneGraphConfig.WidgetOverlayLayerName) : 0;
// maintain a consistent visual size for 3D cursor sphere
float fScaling = MathUtil.GetVRRadiusForVisualAngle(vSceneCursorPos, camera.transform.position, CursorVisualAngleInDegrees);
Cursor.transform.localScale = new Vector3(fScaling, fScaling, fScaling);
}
// FixedUpdate is called before any Update
public void Update()
{
if (bFreezeCursor)
{
return;
}
// if we are in capture we freeze the cursor plane
if (context.InCaptureMouse == false)
{
Vector3 camPos = camera.gameObject.transform.position;
Vector3 forward = camera.gameObject.transform.forward;
// orient Y-up plane so that it is in front of eye, perp to camera direction
float fCursorDepth = 10.0f;
fCursorSpeedNormalization = 1.0f;
if (context.ActiveCockpit != null && context.ActiveCockpit.DefaultCursorDepth > 0)
{
fCursorDepth = context.ActiveCockpit.DefaultCursorDepth;
// cursor speed will change depending on cursor plane distance, unless we normalize
fCursorSpeedNormalization *= (fCursorDepth / 10.0f);
}
xformObject.transform.position = camPos + fCursorDepth * forward;
xformObject.transform.LookAt(camera.gameObject.transform);
xformObject.transform.RotateAround(xformObject.transform.position, xformObject.transform.right, 90);
// that plane is the plane the mouse cursor moves on
this.vCursorPlaneOrigin = xformObject.transform.position;
this.vCursorPlaneRight = xformObject.transform.right;
this.vCursorPlaneUp = xformObject.transform.forward; // because we rotated? weird...
this.vRaySourcePosition = camera.transform.position;
// if we were capturing, then plane was frozen and when we stop capturing, if
// head moved, the cursor will pop to a new position (because it is stored in
// local plane coords). So raycast through old cursor to hit new plane and figure
// out new local coords (fCurPlaneX, fCurPlaneY)
if (bWasInCaptureFreeze)
{
Frame3f newF = new Frame3f(vCursorPlaneOrigin, this.camera.transform.forward);
Vector3 vPlaneHit = newF.RayPlaneIntersection(this.vRaySourcePosition,
(vPlaneCursorPos - vRaySourcePosition).normalized, 2);
fCurPlaneX = Vector3.Dot((vPlaneHit - vCursorPlaneOrigin), vCursorPlaneRight);
fCurPlaneY = Vector3.Dot((vPlaneHit - vCursorPlaneOrigin), vCursorPlaneUp);
bWasInCaptureFreeze = false;
}
}
else
{
bWasInCaptureFreeze = true;
}
Vector2f mousePos = InputExtension.Get.Mouse.PositionDelta;
Vector2f leftStick = InputExtension.Get.GamepadLeftStick.Position;
float fX = mousePos.x + leftStick.x;
float fY = mousePos.y + leftStick.y;
// auto-hide cursor if it doesn't move for a while
if (fX == 0 && fY == 0 && SceneGraphConfig.MouseCursorHideTimeout > 0)
{
if ((FPlatform.RealTime() - lastMouseEventTime) > SceneGraphConfig.MouseCursorHideTimeout)
{
Cursor.SetVisible(false);
mouseInactiveState = true;
}
if (mouseInactiveState)
{
return;
}
}
else
{
lastMouseEventTime = FPlatform.RealTime();
if (mouseInactiveState)
{
Cursor.SetVisible(true);
}
mouseInactiveState = false;
}
// update cursor location
fCurPlaneX -= 0.3f * fX * fCursorSpeedNormalization;
fCurPlaneY -= 0.3f * fY * fCursorSpeedNormalization;
vPlaneCursorPos =
vCursorPlaneOrigin + fCurPlaneX * vCursorPlaneRight + fCurPlaneY * vCursorPlaneUp;
vSceneCursorPos = vPlaneCursorPos;
// if cursor gets outside of viewpoint it is almost impossible to get it back.
// So, if it goes too far out of view (45 deg here), we snap it back to the origin
if (context.InCameraManipulation == false && context.InCaptureMouse == false)
{
float fAngle = Vector3.Angle((vPlaneCursorPos - camera.transform.position).normalized, camera.transform.forward);
if (fAngle > 50.0f)
{
fCurPlaneX = fCurPlaneY = 0;
vPlaneCursorPos =
vCursorPlaneOrigin + fCurPlaneX * vCursorPlaneRight + fCurPlaneY * vCursorPlaneUp;
vSceneCursorPos = vPlaneCursorPos;
}
}
bool bHit = false;
// [RMS] boundsHit cursor orientation could be useful for things where you are picking a point
// on the ground plane (eg like drawing contours). Not sure how to toggle that though.
// Just disabling for now...
//bool bIsBoundsHit = false;
if (context != null)
{
Ray r = new Ray(camera.transform.position, (vPlaneCursorPos - camera.transform.position).normalized);
AnyRayHit hit = null;
if (context.FindAnyRayIntersection(r, out hit))
{
vSceneCursorPos = hit.hitPos;
bHit = true;
}
else
{
GameObjectRayHit ghit = null;
if (context.GetScene().FindWorldBoundsHit(r, out ghit))
{
vSceneCursorPos = ghit.hitPos;
//bIsBoundsHit = true;
}
}
}
this.CurrentCursorPosWorld = vPlaneCursorPos;
this.CurrentCursorRaySourceWorld = this.vRaySourcePosition;
Vector3 vEyeToPos = (vPlaneCursorPos - camera.transform.position).normalized;
//if (bIsBoundsHit) {
// Vector3 rotAxis = (vEyeToPos + camera.transform.right).normalized;
// Cursor.transform.localRotation = Quaternion.AngleAxis(180.0f-45.0f, rotAxis);
//} else {
Quaternion rotAlignUp = Quaternion.FromToRotation(Vector3.up, camera.transform.up);
Vector3 rotAxis = (vEyeToPos + camera.transform.right).normalized;
Cursor.transform.localRotation = Quaternion.AngleAxis(45.0f, rotAxis) * rotAlignUp;
//}
Cursor.transform.position = vSceneCursorPos;
if (context.InCaptureMouse)
{
Cursor.GetComponent <MeshRenderer> ().material = CursorCapturingMaterial;
}
else if (bHit)
{
Cursor.GetComponent <MeshRenderer> ().material = CursorHitMaterial;
}
else
{
Cursor.GetComponent <MeshRenderer> ().material = CursorDefaultMaterial;
}
Cursor.SetLayer(FPlatform.CursorLayer);
// maintain a consistent visual size for 3D cursor sphere
float fScaling = VRUtil.GetVRRadiusForVisualAngle(vSceneCursorPos, camera.transform.position, CursorVisualAngleInDegrees);
Cursor.transform.localScale = new Vector3(fScaling, fScaling, fScaling);
// update cursor
Mesh useMesh = context.ToolManager.HasActiveTool(ToolSide.Right) ? activeToolCursorMesh : standardCursorMesh;
if (Cursor.GetSharedMesh() != useMesh)
{
Cursor.SetSharedMesh(useMesh);
}
}
// FixedUpdate is called before any Update
public void Update()
{
if (CheckForSpatialInputActive() == false)
{
return;
}
Vector3 rootPos = spatialCamRig.transform.position;
SpatialDevice[] hands = { Left, Right };
for (int i = 0; i < 2; ++i)
{
SpatialDevice h = hands[i];
h.CursorActive = VRPlatform.IsSpatialDeviceTracked(i);
if (h.CursorActive)
{
h.Hand.Show();
h.Cursor.Show();
Vector3 handPos = VRPlatform.GetLocalControllerPosition(i);
Quaternion handRot = VRPlatform.GetLocalControllerRotation(i);
h.AbsoluteHandFrame = new Frame3f(rootPos + handPos, handRot);
float fPositionT = 0.2f;
float fRotationT = 0.2f;
//float fPositionT = 1.0f;
//float fRotationT = 1.0f;
if (h.SmoothedHandFrame.Origin != Vector3f.Zero)
{
Vector3 new_origin =
Vector3.Lerp(h.SmoothedHandFrame.Origin, h.AbsoluteHandFrame.Origin, fPositionT);
Quaternion new_rotation =
Quaternion.Slerp(h.SmoothedHandFrame.Rotation, h.AbsoluteHandFrame.Rotation, fRotationT);
h.SmoothedHandFrame = new Frame3f(new_origin, new_rotation);
}
else
{
h.SmoothedHandFrame = h.AbsoluteHandFrame;
}
h.Hand.transform.position = h.SmoothedHandFrame.Origin;
h.Hand.transform.rotation = h.SmoothedHandFrame.Rotation * (Quaternionf)handGeomRotation;
h.CursorRay = new Ray(h.SmoothedHandFrame.Origin,
(h.SmoothedHandFrame.Rotation * Vector3.forward).Normalized);
if (Mathf.Abs(h.CursorRay.direction.sqrMagnitude - 1.0f) > 0.001f)
{
DebugUtil.Log(2, "SpatialInputController.Update - invlaid cursor ray! rotation was {0}", h.SmoothedHandFrame.Rotation);
h.CursorRay = new Ray(h.SmoothedHandFrame.Origin, Vector3.up);
}
// raycast into scene to see if we hit object, UI, bounds, etc.
bool bHit = false;
if (context != null)
{
// want to hit-test active gizmo first, because that has hit-priority
if (context.TransformManager.HaveActiveGizmo)
{
UIRayHit uiHit = null;
if (context.TransformManager.ActiveGizmo.FindRayIntersection(h.CursorRay, out uiHit))
{
h.RayHitPos = uiHit.hitPos;
bHit = true;
}
}
// next we tested scene
if (bHit == false)
{
AnyRayHit hit = null;
if (context.FindAnyRayIntersection(h.CursorRay, out hit))
{
h.RayHitPos = hit.hitPos;
bHit = true;
}
}
// finally test worldbounds
if (bHit == false)
{
GameObjectRayHit ghit = null;
if (context.GetScene().FindWorldBoundsHit(h.CursorRay, out ghit))
{
h.RayHitPos = ghit.hitPos;
}
}
}
// if not, plane cursor on view-perp plane centered at last hit pos,
// otherwise it will be stuck/disappear
if (bHit == false)
{
Frame3f f = new Frame3f(h.RayHitPos, camera.transform.forward);
h.RayHitPos = f.RayPlaneIntersection(h.CursorRay.origin, h.CursorRay.direction, 2);
}
h.Cursor.transform.position = h.RayHitPos;
//if (scene.InCapture)
// MaterialUtil.SetMaterial(h.Cursor, h.CursorCapturingMaterial);
//else
if (bHit)
{
MaterialUtil.SetMaterial(h.Cursor, h.CursorHitMaterial);
}
else
{
MaterialUtil.SetMaterial(h.Cursor, h.CursorDefaultMaterial);
}
// maintain a consistent visual size for 3D cursor sphere
float fScaling = VRUtil.GetVRRadiusForVisualAngle(h.RayHitPos, camera.transform.position, CursorVisualAngleInDegrees);
h.Cursor.transform.localScale = fScaling * Vector3.one;
// orient cursor so it is tilted like a 2D cursor, but per-hand
Vector3 cursor_right = Vector3.Cross(camera.transform.up, h.CursorRay.direction);
Vector3 cursor_fw = Vector3.Cross(cursor_right, camera.transform.up);
float rotSign = (h == Right) ? 1.0f : -1.0f;
Vector3 pointDir = (camera.transform.up + cursor_fw - 0.5f * rotSign * cursor_right).normalized;
h.Cursor.transform.localRotation = Quaternion.FromToRotation(Vector3.up, pointDir);
// update laser line
if (h.Laser != null)
{
float hDist = (h.RayHitPos - h.CursorRay.origin).magnitude;
Vector3 p0 = h.RayHitPos - 0.9f * hDist * h.CursorRay.direction;
Vector3 p1 = h.RayHitPos + 100.0f * h.CursorRay.direction;
float r0 = VRUtil.GetVRRadiusForVisualAngle(p0, camera.transform.position, 0.5f);
h.LaserRen.SetPosition(0, p0);
h.LaserRen.SetPosition(1, p1);
h.LaserRen.startWidth = h.LaserRen.endWidth = r0;
}
// udpate cursor
Mesh useMesh = context.ToolManager.HasActiveTool(i) ? activeToolCursorMesh : standardCursorMesh;
if (h.Cursor.GetSharedMesh() != useMesh)
{
h.Cursor.SetSharedMesh(useMesh);
}
}
else
{
h.Hand.Hide();
h.Cursor.Hide();
}
}
}
// subclass can implement these to add custom behaviors
virtual public bool custom_begin_capture(InputEvent e, GameObjectRayHit hit)
{
return(false);
}
