|
public static DistanceToRectangle ( Vector3 position, |
||
| position | Vector3 | |
| rotation | ||
| size | float | |
| return | float | |
// Draw a camera-facing dot. Pass this into handle functions.
public static void DotHandleCap(int controlID, Vector3 position, Quaternion rotation, float size, EventType eventType)
{
switch (eventType)
{
case (EventType.Layout):
HandleUtility.AddControl(controlID, HandleUtility.DistanceToRectangle(position, rotation, size));
break;
case (EventType.Repaint):
// Only apply matrix to the position because DotCap is camera facing
position = matrix.MultiplyPoint(position);
Vector3 sideways = Camera.current.transform.right * size;
Vector3 up = Camera.current.transform.up * size;
Color col = color * new Color(1, 1, 1, 0.99f);
HandleUtility.ApplyWireMaterial();
GL.Begin(GL.QUADS);
GL.Color(col);
GL.Vertex(position + sideways + up);
GL.Vertex(position + sideways - up);
GL.Vertex(position - sideways - up);
GL.Vertex(position - sideways + up);
GL.End();
break;
}
}
private float MouseDistanceToPoint(int index)
{
switch (GetTangentMode(index))
{
case TangentMode.Broken:
return(HandleUtility.DistanceToDiamond(GetPointPosition(index), Quaternion.identity, GetHandleSizeForPoint(index)));
case TangentMode.Linear:
return(HandleUtility.DistanceToRectangle(GetPointPosition(index), Quaternion.identity, GetHandleSizeForPoint(index)));
case TangentMode.Continuous:
return(HandleUtility.DistanceToCircle(GetPointPosition(index), GetHandleSizeForPoint(index)));
}
return(float.MaxValue);
}
// Draw a camera-facing Circle. Pass this into handle functions.
public static void CircleHandleCap(int controlID, Vector3 position, Quaternion rotation, float size, EventType eventType)
{
switch (eventType)
{
case (EventType.Layout):
HandleUtility.AddControl(controlID, HandleUtility.DistanceToRectangle(position, rotation, size));
break;
case (EventType.Repaint):
StartCapDraw(position, rotation, size);
Vector3 forward = rotation * new Vector3(0, 0, 1);
Handles.DrawWireDisc(position, forward, size);
break;
}
}
private float MouseDistanceToClosestTangent()
{
if (activePoint < 0)
{
return(float.MaxValue);
}
var lt = GetPointLTangent(activePoint);
var rt = GetPointRTangent(activePoint);
if (lt.sqrMagnitude == 0f && rt.sqrMagnitude == 0f)
{
return(float.MaxValue);
}
var p = GetPointPosition(activePoint);
var tangentSize = GetTangentSizeForPoint(activePoint);
return(Mathf.Min(
HandleUtility.DistanceToRectangle(p + lt, Quaternion.identity, tangentSize),
HandleUtility.DistanceToRectangle(p + rt, Quaternion.identity, tangentSize)
));
}
