/// <summary>
/// 绘制坐标系小正方体
/// </summary>
private void DrawCoordinateCube(Transform target)
{
Vector3 position = target.position;
Vector3 euler = target.eulerAngles;
// 画坐标轴的小方块
m_ShapesMaterial.SetPass(0);
Mesh meshX = GLDraw.CreateCubeMesh(m_SelectedAxis == RuntimeHandleAxis.X ? m_SelectedColor : Color.red, Vector3.zero, m_CubeScale * m_ScreenScale);
Graphics.DrawMeshNow(meshX, position + target.right * m_HandleScale * m_ScreenScale, target.rotation * Quaternion.Euler(0, 0, -90));
Mesh meshY = GLDraw.CreateCubeMesh(m_SelectedAxis == RuntimeHandleAxis.Y ? m_SelectedColor : Color.green, Vector3.zero, m_CubeScale * m_ScreenScale);
Graphics.DrawMeshNow(meshY, position + target.up * m_HandleScale * m_ScreenScale, target.rotation);
Mesh meshZ = GLDraw.CreateCubeMesh(m_SelectedAxis == RuntimeHandleAxis.Z ? m_SelectedColor : Color.blue, Vector3.zero, m_CubeScale * m_ScreenScale);
Graphics.DrawMeshNow(meshZ, position + target.forward * m_HandleScale * m_ScreenScale, target.rotation * Quaternion.Euler(90, 0, 0));
Mesh meshO = GLDraw.CreateCubeMesh(m_SelectedAxis == RuntimeHandleAxis.XYZ ? m_SelectedColor : Color.white, Vector3.zero, m_CubeScale * m_ScreenScale);
Graphics.DrawMeshNow(meshO, position, target.rotation);
}