/// <summary>
/// Creates GUI elements for fields specific to the capsule collider.
/// </summary>
protected void BuildGUI(CapsuleCollider collider)
{
centerField.OnChanged += x => { collider.Center = x; MarkAsModified(); };
centerField.OnFocusLost += ConfirmModify;
centerField.OnConfirmed += ConfirmModify;
orientationField.OnChanged += x =>
{
orientation = x;
Quaternion rotation = Quaternion.FromEuler(x);
collider.Normal = rotation.Rotate(Vector3.YAxis);
MarkAsModified();
};
orientationField.OnFocusLost += ConfirmModify;
orientationField.OnConfirmed += ConfirmModify;
radiusField.OnChanged += x => { collider.Radius = x; MarkAsModified(); };
radiusField.OnFocusLost += ConfirmModify;
radiusField.OnConfirmed += ConfirmModify;
halfHeightField.OnChanged += x => { collider.HalfHeight = x; MarkAsModified(); };
halfHeightField.OnFocusLost += ConfirmModify;
halfHeightField.OnConfirmed += ConfirmModify;
Layout.AddElement(centerField);
Layout.AddElement(orientationField);
Layout.AddElement(radiusField);
Layout.AddElement(halfHeightField);
orientation = Quaternion.FromToRotation(Vector3.YAxis, collider.Normal).ToEuler();
base.BuildGUI(collider);
}
/// <summary>
/// Creates a new rectangle.
/// </summary>
/// <param name="center">Origin of the rectangle. </param>
/// <param name="axes">Two axes that define orientation of the rectangle. Axes extend from the origin. Axes should
/// be normalized.</param>
/// <param name="extents">Two extents that define the size of the rectangle. Extends should be half the width/height
/// as they are applied in both directions.</param>
public Rect3(Vector3 center, Vector3[] axes, float[] extents)
{
this._center = center;
_axisHorz = axes[0];
_axisVert = axes[1];
_extentHorz = extents[0];
_extentVert = extents[1];
}
/// <summary>
/// Creates GUI elements for fields specific to the plane collider.
/// </summary>
protected void BuildGUI(PlaneCollider collider)
{
normalField.OnChanged += x =>
{
normal = x;
collider.Normal = x;
MarkAsModified();
};
normalField.OnFocusLost += ConfirmModify;
normalField.OnConfirmed += ConfirmModify;
distanceField.OnChanged += x => { collider.Distance = x; MarkAsModified(); };
distanceField.OnFocusLost += ConfirmModify;
distanceField.OnConfirmed += ConfirmModify;
Layout.AddElement(normalField);
Layout.AddElement(distanceField);
normal = collider.Normal;
base.BuildGUI(collider);
}
private void OnUpdate()
{
bool isOrtographic = camera.ProjectionType == ProjectionType.Orthographic;
if (inputEnabled)
{
bool goingForward = VirtualInput.IsButtonHeld(moveForwardBtn);
bool goingBack = VirtualInput.IsButtonHeld(moveBackwardBtn);
bool goingLeft = VirtualInput.IsButtonHeld(moveLeftBtn);
bool goingRight = VirtualInput.IsButtonHeld(moveRightBtn);
bool goingUp = VirtualInput.IsButtonHeld(moveUpBtn);
bool goingDown = VirtualInput.IsButtonHeld(moveDownBtn);
bool fastMove = VirtualInput.IsButtonHeld(fastMoveBtn);
bool camActive = VirtualInput.IsButtonHeld(activeBtn);
bool isPanning = VirtualInput.IsButtonHeld(panBtn);
bool hideCursor = camActive || isPanning;
if (hideCursor != lastButtonState)
{
if (hideCursor)
{
Cursor.Hide();
Rect2I clipRect;
clipRect.x = Input.PointerPosition.x - 2;
clipRect.y = Input.PointerPosition.y - 2;
clipRect.width = 4;
clipRect.height = 4;
Cursor.ClipToRect(clipRect);
}
else
{
Cursor.Show();
Cursor.ClipDisable();
}
lastButtonState = hideCursor;
}
float frameDelta = Time.FrameDelta;
if (camActive)
{
float horzValue = VirtualInput.GetAxisValue(horizontalAxis);
float vertValue = VirtualInput.GetAxisValue(verticalAxis);
float rotationAmount = RotationalSpeed * EditorSettings.MouseSensitivity * frameDelta;
yaw += new Degree(horzValue * rotationAmount);
pitch += new Degree(vertValue * rotationAmount);
yaw = MathEx.WrapAngle(yaw);
pitch = MathEx.WrapAngle(pitch);
Quaternion yRot = Quaternion.FromAxisAngle(Vector3.YAxis, yaw);
Quaternion xRot = Quaternion.FromAxisAngle(Vector3.XAxis, pitch);
Quaternion camRot = yRot*xRot;
camRot.Normalize();
SceneObject.Rotation = camRot;
// Handle movement using movement keys
Vector3 direction = Vector3.Zero;
if (goingForward) direction += SceneObject.Forward;
if (goingBack) direction -= SceneObject.Forward;
if (goingRight) direction += SceneObject.Right;
if (goingLeft) direction -= SceneObject.Right;
if (goingUp) direction += SceneObject.Up;
if (goingDown) direction -= SceneObject.Up;
if (direction.SqrdLength != 0)
{
direction.Normalize();
float multiplier = 1.0f;
if (fastMove)
multiplier = FastModeMultiplier;
currentSpeed = MathEx.Clamp(currentSpeed + Acceleration*frameDelta, StartSpeed, TopSpeed);
currentSpeed *= multiplier;
}
else
{
currentSpeed = 0.0f;
}
const float tooSmall = 0.0001f;
if (currentSpeed > tooSmall)
{
Vector3 velocity = direction*currentSpeed;
SceneObject.Move(velocity*frameDelta);
}
}
// Pan
if (isPanning)
{
float horzValue = VirtualInput.GetAxisValue(horizontalAxis);
float vertValue = VirtualInput.GetAxisValue(verticalAxis);
Vector3 direction = new Vector3(horzValue, -vertValue, 0.0f);
direction = camera.SceneObject.Rotation.Rotate(direction);
SceneObject.Move(direction*PanSpeed*frameDelta);
}
}
else
{
Cursor.Show();
Cursor.ClipDisable();
}
SceneWindow sceneWindow = EditorWindow.GetWindow<SceneWindow>();
if (sceneWindow.Active)
{
Rect2I bounds = sceneWindow.Bounds;
// Move using scroll wheel
if (bounds.Contains(Input.PointerPosition))
{
float scrollAmount = VirtualInput.GetAxisValue(scrollAxis);
if (!isOrtographic)
{
SceneObject.Move(SceneObject.Forward*scrollAmount*ScrollSpeed);
}
else
{
float orthoHeight = MathEx.Max(1.0f, camera.OrthoHeight - scrollAmount);
camera.OrthoHeight = orthoHeight;
}
}
}
UpdateAnim();
}
/// <summary>
/// Orients the camera so it looks along the provided axis.
/// </summary>
public void LookAlong(Vector3 axis)
{
Vector3 up = Vector3.YAxis;
if (MathEx.Abs(Vector3.Dot(axis, up)) > 0.9f)
up = Vector3.ZAxis;
CameraState state = new CameraState();
state.Position = camera.SceneObject.Position;
state.Rotation = Quaternion.LookRotation(axis, up);
state.Ortographic = camera.ProjectionType == ProjectionType.Orthographic;
state.FrustumWidth = frustumWidth;
SetState(state);
}
/// <summary>
/// Recreates all the GUI elements used by this inspector.
/// </summary>
private void BuildGUI()
{
CharacterController controller = InspectedObject as CharacterController;
if (controller == null)
return;
radiusField.OnChanged += x => { controller.Radius = x; MarkAsModified(); };
radiusField.OnConfirmed += ConfirmModify;
radiusField.OnFocusLost += ConfirmModify;
heightField.OnChanged += x => { controller.Height = x; MarkAsModified(); };
heightField.OnConfirmed += ConfirmModify;
heightField.OnFocusLost += ConfirmModify;
orientationField.OnChanged += x =>
{
orientation = x;
Quaternion rotation = Quaternion.FromEuler(x);
controller.Up = rotation.Rotate(Vector3.YAxis);
MarkAsModified();
};
orientationField.OnConfirmed += ConfirmModify;
orientationField.OnFocusLost += ConfirmModify;
contactOffsetField.OnChanged += x => { controller.ContactOffset = x; MarkAsModified(); };
contactOffsetField.OnConfirmed += ConfirmModify;
contactOffsetField.OnFocusLost += ConfirmModify;
minMoveDistanceField.OnChanged += x => { controller.MinMoveDistance = x; MarkAsModified(); };
minMoveDistanceField.OnConfirmed += ConfirmModify;
minMoveDistanceField.OnFocusLost += ConfirmModify;
climbingModeField.OnSelectionChanged += x =>
{
controller.ClimbingMode = (CharacterClimbingMode)x;
MarkAsModified();
ConfirmModify();
};
stepOffsetField.OnChanged += x => { controller.StepOffset = x; MarkAsModified(); };
stepOffsetField.OnConfirmed += ConfirmModify;
stepOffsetField.OnFocusLost += ConfirmModify;
nonWalkableModeField.OnSelectionChanged += x =>
{
controller.NonWalkableMode = (CharacterNonWalkableMode)x;
MarkAsModified();
ConfirmModify();
};
slopeLimitField.OnChanged += x => { controller.SlopeLimit = new Degree(x); MarkAsModified(); };
slopeLimitField.OnFocusLost += ConfirmModify;
layerField.OnSelectionChanged += x =>
{
ulong layer = 0;
bool[] states = layerField.States;
for (int i = 0; i < states.Length; i++)
layer |= states[i] ? Layers.Values[i] : 0;
layersValue = layer;
controller.Layer = layer;
MarkAsModified();
ConfirmModify();
};
Layout.AddElement(radiusField);
Layout.AddElement(heightField);
Layout.AddElement(orientationField);
Layout.AddElement(contactOffsetField);
Layout.AddElement(minMoveDistanceField);
Layout.AddElement(climbingModeField);
Layout.AddElement(stepOffsetField);
Layout.AddElement(nonWalkableModeField);
Layout.AddElement(slopeLimitField);
Layout.AddElement(layerField);
orientation = Quaternion.FromToRotation(Vector3.YAxis, controller.Up).ToEuler();
}
/// <inheritdoc/>
protected internal override void PostInput()
{
delta = Vector3.Zero;
if (Handles.MoveHandleSnapActive)
{
delta += Handles.SnapValue(xAxis.Delta, Handles.MoveSnapAmount) * GetXDir();
delta += Handles.SnapValue(yAxis.Delta, Handles.MoveSnapAmount) * GetYDir();
delta += Handles.SnapValue(zAxis.Delta, Handles.MoveSnapAmount) * GetZDir();
delta += Handles.SnapValue(xyPlane.Delta.x, Handles.MoveSnapAmount) * GetXDir();
delta += Handles.SnapValue(xyPlane.Delta.y, Handles.MoveSnapAmount) * GetYDir();
delta += Handles.SnapValue(yzPlane.Delta.x, Handles.MoveSnapAmount) * GetYDir();
delta += Handles.SnapValue(yzPlane.Delta.y, Handles.MoveSnapAmount) * GetZDir();
delta += Handles.SnapValue(zxPlane.Delta.x, Handles.MoveSnapAmount) * GetZDir();
delta += Handles.SnapValue(zxPlane.Delta.y, Handles.MoveSnapAmount) * GetXDir();
}
else
{
delta += xAxis.Delta * GetXDir();
delta += yAxis.Delta * GetYDir();
delta += zAxis.Delta * GetZDir();
delta += xyPlane.Delta.x * GetXDir();
delta += xyPlane.Delta.y * GetYDir();
delta += yzPlane.Delta.x * GetYDir();
delta += yzPlane.Delta.y * GetZDir();
delta += zxPlane.Delta.x * GetZDir();
delta += zxPlane.Delta.y * GetXDir();
}
}
/// <summary>
/// Creates a new line segment.
/// </summary>
/// <param name="start">Line segment start position.</param>
/// <param name="end">Line segment end position.</param>
public LineSegment(Vector3 start, Vector3 end)
{
this.start = start;
this.end = end;
}
/// <inheritdoc/>
protected internal override void PostInput()
{
delta = Vector3.Zero;
delta += xAxis.Delta * GetXDir() * 0.1f;
delta += yAxis.Delta * GetYDir() * 0.1f;
delta += zAxis.Delta * GetZDir() * 0.1f;
delta += (freeAxis.Delta.x + freeAxis.Delta.y) * Vector3.One * 0.1f;
}
/// <inheritdoc/>
protected internal override void Draw()
{
HandleDrawing.Layer = 1;
HandleDrawing.Transform = Matrix4.TRS(Position, Rotation, Vector3.One);
float handleSize = Handles.GetHandleSize(EditorApplication.SceneViewCamera, position);
// Draw 1D sliders
Vector3 smallCubeExtents = new Vector3(SMALL_CUBE_SIZE*0.5f, SMALL_CUBE_SIZE*0.5f, SMALL_CUBE_SIZE*0.5f);
if (xAxis.State == HandleSlider.StateType.Active)
HandleDrawing.Color = Color.White;
else if (xAxis.State == HandleSlider.StateType.Hover)
HandleDrawing.Color = Color.BansheeOrange;
else
HandleDrawing.Color = Color.Red;
Vector3 xCubeOffset = Vector3.XAxis * SMALL_CUBE_SIZE * 0.5f;
Vector3 xCubeStart = Vector3.XAxis - xCubeOffset;
HandleDrawing.DrawLine(Vector3.Zero, xCubeStart, handleSize);
HandleDrawing.DrawCube(xCubeStart + xCubeOffset, smallCubeExtents, handleSize);
if (yAxis.State == HandleSlider.StateType.Active)
HandleDrawing.Color = Color.White;
else if (yAxis.State == HandleSlider.StateType.Hover)
HandleDrawing.Color = Color.BansheeOrange;
else
HandleDrawing.Color = Color.Green;
Vector3 yCubeOffset = Vector3.YAxis * SMALL_CUBE_SIZE * 0.5f;
Vector3 yCubeStart = Vector3.YAxis - yCubeOffset;
HandleDrawing.DrawLine(Vector3.Zero, yCubeStart, handleSize);
HandleDrawing.DrawCube(yCubeStart + yCubeOffset, smallCubeExtents, handleSize);
if (zAxis.State == HandleSlider.StateType.Active)
HandleDrawing.Color = Color.White;
else if (zAxis.State == HandleSlider.StateType.Hover)
HandleDrawing.Color = Color.BansheeOrange;
else
HandleDrawing.Color = Color.Blue;
Vector3 zCubeOffset = Vector3.ZAxis * SMALL_CUBE_SIZE * 0.5f;
Vector3 zCubeStart = Vector3.ZAxis - zCubeOffset;
HandleDrawing.DrawLine(Vector3.Zero, zCubeStart, handleSize);
HandleDrawing.DrawCube(zCubeStart + zCubeOffset, smallCubeExtents, handleSize);
// Draw free scale handle
if (freeAxis.State == HandleSlider.StateType.Active)
HandleDrawing.Color = Color.White;
else if (freeAxis.State == HandleSlider.StateType.Hover)
HandleDrawing.Color = Color.BansheeOrange;
else
HandleDrawing.Color = Color.White;
//// Rotate it so it always faces the camera, and move it forward a bit to always render in front
Vector3 bottomLeft = -Vector3.XAxis * 0.2f - Vector3.YAxis * 0.2f;
Vector3 topLeft = -Vector3.XAxis * 0.2f + Vector3.YAxis * 0.2f;
Vector3 topRight = Vector3.XAxis * 0.2f + Vector3.YAxis * 0.2f;
Vector3 bottomRight = Vector3.XAxis * 0.2f - Vector3.YAxis * 0.2f;
Vector3 offset = Vector3.ZAxis*0.1f;
Quaternion cameraRot = EditorApplication.SceneViewCamera.SceneObject.Rotation;
bottomLeft = cameraRot.Rotate(bottomLeft + offset);
topLeft = cameraRot.Rotate(topLeft + offset);
topRight = cameraRot.Rotate(topRight + offset);
bottomRight = cameraRot.Rotate(bottomRight + offset);
HandleDrawing.DrawLine(bottomLeft, bottomRight, handleSize);
HandleDrawing.DrawLine(bottomLeft, topLeft, handleSize);
HandleDrawing.DrawLine(topLeft, topRight, handleSize);
HandleDrawing.DrawLine(bottomRight, topRight, handleSize);
}
/// <summary>
/// Triggered when the user changes the field value.
/// </summary>
/// <param name="newValue">New value of the 3D vector field.</param>
private void OnFieldValueChanged(Vector3 newValue)
{
property.SetValue(newValue);
state |= InspectableState.ModifyInProgress;
}
/// <inheritdoc/>
protected internal override void PostInput()
{
if (activeHandle != null)
{
if (activeHandle.IsDragged())
{
if (!isDragged)
{
isDragged = true;
SceneObject[] selectedSceneObjects = Selection.SceneObjects;
activeSelection = new HandledObject[selectedSceneObjects.Length];
for (int i = 0; i < selectedSceneObjects.Length; i++)
activeSelection[i] = new HandledObject(selectedSceneObjects[i]);
initialHandlePosition = activeHandle.Position;
initialHandleRotation = activeHandle.Rotation;
}
}
else
{
isDragged = false;
activeSelection = null;
}
activeHandle.PostInput();
if (activeHandle.IsDragged())
{
switch (activeHandleType)
{
case SceneViewTool.Move:
MoveHandle moveHandle = (MoveHandle) activeHandle;
foreach (var selectedObj in activeSelection)
selectedObj.so.LocalPosition = selectedObj.initialPosition + moveHandle.Delta;
break;
case SceneViewTool.Rotate:
{
RotateHandle rotateHandle = (RotateHandle) activeHandle;
// Make sure we transform relative to the handle position
SceneObject temporarySO = new SceneObject("Temp");
temporarySO.Position = initialHandlePosition;
temporarySO.LocalRotation = initialHandleRotation;
SceneObject[] originalParents = new SceneObject[activeSelection.Length];
for (int i = 0; i < activeSelection.Length; i++)
{
originalParents[i] = activeSelection[i].so.Parent;
activeSelection[i].so.LocalPosition = activeSelection[i].initialPosition;
activeSelection[i].so.LocalRotation = activeSelection[i].initialRotation;
activeSelection[i].so.Parent = temporarySO;
}
temporarySO.LocalRotation *= rotateHandle.Delta;
for (int i = 0; i < activeSelection.Length; i++)
activeSelection[i].so.Parent = originalParents[i];
temporarySO.Destroy();
}
break;
case SceneViewTool.Scale:
{
ScaleHandle scaleHandle = (ScaleHandle) activeHandle;
// Make sure we transform relative to the handle position
SceneObject temporarySO = new SceneObject("Temp");
temporarySO.Position = activeHandle.Position;
SceneObject[] originalParents = new SceneObject[activeSelection.Length];
for (int i = 0; i < activeSelection.Length; i++)
{
originalParents[i] = activeSelection[i].so.Parent;
activeSelection[i].so.LocalPosition = activeSelection[i].initialPosition;
activeSelection[i].so.LocalRotation = activeSelection[i].initialRotation;
activeSelection[i].so.LocalScale = activeSelection[i].initialScale;
activeSelection[i].so.Parent = temporarySO;
}
temporarySO.LocalScale += scaleHandle.Delta;
for (int i = 0; i < activeSelection.Length; i++)
activeSelection[i].so.Parent = originalParents[i];
temporarySO.Destroy();
}
break;
}
EditorApplication.SetSceneDirty();
}
}
else
{
isDragged = false;
activeSelection = null;
}
}
/// <summary>
/// Creates a new scene object representation by recording the current object transform.
/// </summary>
/// <param name="so">Scene object that is being modified by a handle.</param>
public HandledObject(SceneObject so)
{
this.so = so;
initialPosition = so.LocalPosition;
initialRotation = so.LocalRotation;
initialScale = so.LocalScale;
}
/// <summary>
/// Transforms the bounding box by the given matrix.
///
/// As the resulting box will no longer be axis aligned, an axis align box is instead created by encompassing the
/// transformed oriented bounding box. Retrieving the value as an actual OBB would provide a tighter fit.
/// </summary>
/// <param name="tfrm">Affine matrix to transform the box with.</param>
public void TransformAffine(Matrix4 tfrm)
{
Vector3 center = Center;
Vector3 halfSize = Size*0.5f;
Vector3 newCenter = tfrm.MultiplyAffine(center);
Vector3 newHalfSize = new Vector3(
MathEx.Abs(tfrm.m00) * halfSize.x + MathEx.Abs(tfrm.m01) * halfSize.y + MathEx.Abs(tfrm.m02) * halfSize.z,
MathEx.Abs(tfrm.m10) * halfSize.x + MathEx.Abs(tfrm.m11) * halfSize.y + MathEx.Abs(tfrm.m12) * halfSize.z,
MathEx.Abs(tfrm.m20) * halfSize.x + MathEx.Abs(tfrm.m21) * halfSize.y + MathEx.Abs(tfrm.m22) * halfSize.z);
minimum = newCenter - newHalfSize;
maximum = newCenter + newHalfSize;
}
/// <summary>
/// Creates a new sphere object.
/// </summary>
/// <param name="center">Center point of the sphere.</param>
/// <param name="radius">Radius of the sphere.</param>
public Sphere(Vector3 center, float radius)
{
_center = center;
_radius = radius;
}
/// <summary>
/// Creates a new axis aligned box.
/// </summary>
/// <param name="min">Corner of the box with minimum values.</param>
/// <param name="max">Corner of the box with maximum values.</param>
public AABox(Vector3 min, Vector3 max)
{
minimum = min;
maximum = max;
}
/// <summary>
/// Converts a point on the circle to an angle on the circle.
/// </summary>
/// <param name="up">Up vector determining the orientation of the circle.</param>
/// <param name="point">Point along a unit circle centered around the origin.</param>
/// <returns>Angle at which the provided point is located on the circle.</returns>
private Degree PointOnCircleToAngle(Vector3 up, Vector3 point)
{
Quaternion rot = Quaternion.FromToRotation(up, Vector3.YAxis);
Matrix4 worldToPlane = Matrix4.TRS(Vector3.Zero, rot, Vector3.One);
point = worldToPlane.MultiplyDirection(point);
return (MathEx.Atan2(-point.z, -point.x) + MathEx.Pi);
}