private void Start()
{
bezierDrawer = GetComponent <BezierDrawer>();
bSplineDrawer = GetComponent <BSplineDrawer>();
selectCurve(true);
tarScale = Camera.main.orthographicSize;
startPos = Camera.main.ScreenToWorldPoint(Input.mousePosition);
}
/// <summary>
/// GL绘制曲线和多边形
/// </summary>
private void OnPostRender()
{
GL.Begin(GL.LINE_STRIP);
for (int i = 0; i < vertexs.Length; i++)
{
GL.Color(vertexs[i].color);
GL.Vertex(vertexs[i].pos);
}
GL.End();
if (isShowPolygon)
{
GL.Begin(GL.LINE_STRIP);
for (int i = 0; i < pointManager.points.Count; i++)
{
GL.Color(new Color(0.9f, 0.0f, 0.0f, 0.5f));
GL.Vertex(pointManager.points[i].transform.position);
}
//if (pointManager.points.Count > 0)
//{
// GL.Color(Color.red);
// GL.Vertex(pointManager.points[0].transform.position);
//}
GL.End();
}
if (isShowConvexHull)
{
GL.Begin(GL.LINE_STRIP);
for (int i = 0; i < pointManager.convexHull.Count; i++)
{
GL.Color(new Color(0.0f, 0.65f, 0.0f, 1.0f));
GL.Vertex(pointManager.convexHull[i]);
}
if (pointManager.convexHull.Count > 0)
{
GL.Color(new Color(0.0f, 0.65f, 0.0f, 1.0f));
GL.Vertex(pointManager.convexHull[0]);
}
GL.End();
}
if (pointManager.IsAddRect)
{
BSplineDrawer.DrawVirtualLine(pointManager.dragRect.position,
new Vector2(pointManager.dragRect.width, pointManager.dragRect.y), Color.red, 0.1f);
BSplineDrawer.DrawVirtualLine(pointManager.dragRect.position,
new Vector2(pointManager.dragRect.x, pointManager.dragRect.height), Color.red, 0.1f);
BSplineDrawer.DrawVirtualLine(pointManager.dragRect.size,
new Vector2(pointManager.dragRect.width, pointManager.dragRect.y), Color.red, 0.1f);
BSplineDrawer.DrawVirtualLine(pointManager.dragRect.size,
new Vector2(pointManager.dragRect.x, pointManager.dragRect.height), Color.red, 0.1f);
}
}
private void OnPostRender()
{
//GL.Begin(GL.LINE_STRIP);
//GL.Color(Color.gray);
//GL.Vertex(new Vector3(-1.5f, 0, 0));
//GL.Color(Color.gray);
//GL.Vertex(new Vector3(0, 0, 0));
//GL.Color(Color.gray);
//GL.Vertex(new Vector3(1.5f, 0, 0));
//GL.Color(Color.gray);
//GL.Vertex(new Vector3(0, 0, 0));
//GL.Color(Color.gray);
//GL.Vertex(new Vector3(0, 1.5f, 0));
//GL.Color(Color.gray);
//GL.Vertex(new Vector3(0, -1.5f, 0));
//GL.End();
BSplineDrawer.DrawVirtualLine(new Vector3(-0.8f, 0, 0), new Vector3(0.8f, 0, 0), Color.magenta, 0.03f);
BSplineDrawer.DrawVirtualLine(new Vector3(0, -0.8f, 0), new Vector3(0, 0.8f, 0), Color.magenta, 0.03f);
}