public Material Mater;
public Material Mater1;
private LineRenderer line;
//8个顶点
#region MyRegion
//private Vector3 v1 = new Vector3(-0.5f, -0.5f, 0.5f);
//private Vector3 v2 = new Vector3(0.5f, -0.5f, 0.5f);
//private Vector3 v3 = new Vector3(0.5f, -0.5f, -0.5f);
//private Vector3 v4 = new Vector3(-0.5f, -0.5f, -0.5f);
//private Vector3 v5 = new Vector3(-0.5f, 0.5f, 0.5f);
//private Vector3 v6 = new Vector3(0.5f, 0.5f, 0.5f);
//private Vector3 v7 = new Vector3(0.5f, 0.5f, -0.5f);
//private Vector3 v8 = new Vector3(-0.5f, 0.5f, -0.5f);
#endregion
private Bounds bounds;
void Start ()
{
bounds = GetComponent().bounds;
line = this.gameObject.AddComponent();
line.enabled = false;
}
void Update ()
{
if (Input.GetMouseButton(0))
{
DrawCube(bounds, Mater, true);
}
if (Input.GetMouseButton(1))
{
DrawCube(bounds, Mater, false);
}
}
void DrawLines()//GameObject selectedBrick, int style)
{
//获得8个点的参数
//line.SetPosition(0, v1);
//line.SetPosition(1, v2);
//line.SetPosition(2, v3);
//line.SetPosition(3, v4);
//line.SetPosition(4, v1);
//line.SetPosition(5, v5);
//line.SetPosition(6, v6);
//line.SetPosition(7, v7);
//line.SetPosition(8, v8);
//line.SetPosition(9, v5);
//line.SetPosition(10, v8);
//line.SetPosition(11, v4);
//line.SetPosition(12, v3);
//line.SetPosition(13, v7);
//line.SetPosition(14, v6);
//line.SetPosition(15, v2);
}
void DrawCube(Bounds bound, Material mat, bool DrawOrDel)
{
#region 以Bound求8个顶点
Vector3 centerPOs = bound.center;//中心点
Vector3 extens = bound.size / 2;
Vector3 MaxPos = centerPOs + extens;//最大顶点
Vector3 MinPos = centerPOs - extens;//最小顶点
//8个点顶点
Vector3 A = new Vector3(MinPos.x, MaxPos.y, MinPos.z);
Vector3 B = new Vector3(MinPos.x, MaxPos.y, MaxPos.z);
Vector3 C = new Vector3(MaxPos.x, MaxPos.y, MaxPos.z);
Vector3 D = new Vector3(MaxPos.x, MaxPos.y, MinPos.z);
Vector3 A1 = new Vector3(MinPos.x, MinPos.y, MinPos.z);
Vector3 B1 = new Vector3(MinPos.x, MinPos.y, MaxPos.z);
Vector3 C1 = new Vector3(MaxPos.x, MinPos.y, MaxPos.z);
Vector3 D1 = new Vector3(MaxPos.x, MinPos.y, MinPos.z);
#endregion
if (DrawOrDel)//Bool为true时,显示画框颜色
{
line.enabled = true;
line.material = mat;
}
else //Bool为False时,清除颜色
{
line.enabled = false;
//line.material= mat;
}
//设置线段数量
line.SetVertexCount(16);
//线的宽度
line.SetWidth(0.01f, 0.01f);
//根据8点画的Line;
line.SetPosition(0, B1);//前左下
line.SetPosition(1, C1);//前右下
line.SetPosition(2, D1);//后右下
line.SetPosition(3, A1);//后左下
line.SetPosition(4, B1);
line.SetPosition(5, B);//前左上
line.SetPosition(6, C);//前右上
line.SetPosition(7, D);//后右上
line.SetPosition(8, A);//后左上
line.SetPosition(9, B);
line.SetPosition(10, A);
line.SetPosition(11, A1);
line.SetPosition(12, D1);
line.SetPosition(13, D);
line.SetPosition(14, C);
line.SetPosition(15, C1);
}