void OnSceneGUI(SceneView sceneView)
{
sceneManipulator.OnSceneGUI(sceneView);
// Do your drawing here using Handles.
Handles.BeginGUI();
// Do your drawing here using GUI.
// Gizmos.DrawCube(Vector3.zero, Vector3.one);
Handles.EndGUI();
}
void OnSceneGUI(SceneView sceneView)
{
sceneManipulator.OnSceneGUI(sceneView);
if (Event.current.type == EventType.Repaint)
{
if (sceneManipulator.GetCurrentTool() == ToolSelection.TrianglePainting)
{
Handles.color = new Color(1.0f, 1.0f, 1.0f, 1.0f);
int pickRadius = sceneManipulator.GetBrushPixelSize();
Ray centerRay = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition);
Ray rightRay = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition + new Vector2(pickRadius, 0.0f));
Ray upRay = HandleUtility.GUIPointToWorldRay(Event.current.mousePosition + new Vector2(0.0f, pickRadius));
Vector3 centerPos = centerRay.origin + centerRay.direction;
Vector3 upPos = upRay.origin + upRay.direction;
Vector3 rightPos = rightRay.origin + rightRay.direction;
Vector3 upVec = upPos - centerPos;
Vector3 rightVec = rightPos - centerPos;
List <Vector3> points = new List <Vector3>();
int numSegments = 20;
for (int i = 0; i < numSegments; i++)
{
float angle0 = (float)i / (float)numSegments * Mathf.PI * 2.0f;
float angle1 = (float)(i + 1) / (float)numSegments * Mathf.PI * 2.0f;
Vector3 p0 = centerPos + (rightVec * Mathf.Cos(angle0)) + (upVec * Mathf.Sin(angle0));
Vector3 p1 = centerPos + (rightVec * Mathf.Cos(angle1)) + (upVec * Mathf.Sin(angle1));
points.Add(p0);
points.Add(p1);
}
Handles.DrawLines(points.ToArray());
}
}
}