def calc_project_square_pos(self, cf: VmdCameraFrame,
                                global_vec: MVector3D):
        # モデル座標系
        model_view = self.create_model_view(cf)

        # プロジェクション座標系
        projection_view = self.create_projection_view(cf)

        # viewport
        viewport_rect = MRect(0, 0, 16, 9)

        # プロジェクション座標位置
        project_vec = global_vec.project(model_view, projection_view,
                                         viewport_rect)

        # プロジェクション座標正規位置
        project_square_vec = MVector3D()
        project_square_vec.setX(project_vec.x() / 16)

        if cf.length <= 0:
            project_square_vec.setY((-project_vec.y() + 9) / 9)
        else:
            project_square_vec.setY(project_vec.y() / 9)

        project_square_vec.setZ(project_vec.z())

        return project_square_vec
    def calc_project_vec(self, cf: VmdCameraFrame, global_vec: MVector3D):
        # モデル座標系
        model_view = self.create_model_view(cf)

        # プロジェクション座標系
        projection_view = self.create_projection_view(cf)

        # viewport
        viewport_rect = MRect(0, 0, 16, 9)

        # プロジェクション座標位置
        project_vec = global_vec.project(model_view, projection_view,
                                         viewport_rect)

        return project_vec