キネクトから取得されたデプス情報を格納する　テキストベースでちょっと重い

Depth.h

struct Depth
{
	int m_w, m_h;
	std::vector<std::vector<double>> depth;
public:
	bool load_depth(std::string name)
	{
		//delete
		if (!depth.empty())
		{
			for (auto v : depth)v.clear();
			depth.clear();
		}

		//new
		std::ifstream ifs(name);
		if (!ifs.is_open())
			return false;
		ifs >> m_h >> m_w;
		depth.resize(m_h);

		for (int i = 0; i < m_h; i++)
		{
			depth[i].resize(m_w);
			for (int j = 0; j < m_w; j++)
			{
				int a;
				ifs >> a;
				depth[i][j] = a;
			}
		}

		ifs.close();
		return true;
	}
	bool write_depth(std::string name)
	{
		std::ofstream ofs(name);
		if (!ofs.is_open())
			return false;
		ofs << m_h << " "<< m_w << " ";
		for (int i = 0; i < m_h; i++)
		{
			for (int j = 0; j < m_w; j++)
			{
				ofs << depth[i][j] << " ";
			}
			ofs << std::endl;
		}
	}
	bool write_region_point_to_pts(std::string name, int x, int y, int w, int h , cv::Mat *img=NULL)
	{
		std::ofstream ofs(name);
		if (ofs.is_open())
		{
			ofs << "version: 1" << std::endl;
			ofs << "n_points: " << w*h << std::endl;
			ofs << "{" << std::endl;

			bool isThrough = false;
			for (int i = 0; i < h; i++)
			{
				for (int j = 0; j < w; j++)
				{
					int iny = y + j;
					int inx = x + j;
					double yy = y + i;
					double xx = x + j;
					double z = get_depth(xx, yy);
					toMeter(xx, yy, z);

					if (xx!=0 && yy!=0 && z!=0 && z < 1400)
					{
						ofs << xx/1000 << " "
							<< yy / 1000 << " "
							<< z / 1000;
						if (img != NULL)
						{
							ofs << " "
								<< (int)img->at<cv::Vec3b>(iny, inx)[0] << " "
								<< (int)img->at<cv::Vec3b>(iny, inx)[1] << " "
								<< (int)img->at<cv::Vec3b>(iny, inx)[2];
						}
						ofs << std::endl;
						isThrough = true;
					}
				}
			}
			if (!isThrough)
				MessageBox(NULL, "nothing outputed", "caution", MB_OK);
			ofs << "}" << std::endl;
			ofs.close();
			return true;
		}
		return false;
	}
	bool is_in()
	{
		if (depth.empty())return false;
		return true;
	}
	double get_depth(int x, int y)
	{
		if (x < 1)return 0;
		if (y < 1)return 0;
		if (x >= m_w - 1)return 0;
		if (y >= m_h - 1)return 0;
		double z = depth[y][x];
		return z;
	}

};