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/*M///////////////////////////////////////////////////////////////////////////////////////
//
// IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
//
// By downloading, copying, installing or using the software you agree to this license.
// If you do not agree to this license, do not download, install,
// copy or use the software.
//
//
// License Agreement
// For Open Source Computer Vision Library
//
// Copyright (C) 2013, OpenCV Foundation, all rights reserved.
// Third party copyrights are property of their respective owners.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// * Redistribution's of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// * Redistribution's in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// * The name of the copyright holders may not be used to endorse or promote products
// derived from this software without specific prior written permission.
//
// This software is provided by the copyright holders and contributors "as is" and
// any express or implied warranties, including, but not limited to, the implied
// warranties of merchantability and fitness for a particular purpose are disclaimed.
// In no event shall the Intel Corporation or contributors be liable for any direct,
// indirect, incidental, special, exemplary, or consequential damages
// (including, but not limited to, procurement of substitute goods or services;
// loss of use, data, or profits; or business interruption) however caused
// and on any theory of liability, whether in contract, strict liability,
// or tort (including negligence or otherwise) arising in any way out of
// the use of this software, even if advised of the possibility of such damage.
//
// Authors:
// * Ozan Tonkal, ozantonkal@gmail.com
// * Anatoly Baksheev, Itseez Inc. myname.mysurname <> mycompany.com
//
//M*/
#ifndef __OPENCV_VIZ_HPP__
#define __OPENCV_VIZ_HPP__
#include <opencv2/viz/types.hpp>
#include <opencv2/viz/widgets.hpp>
#include <opencv2/viz/viz3d.hpp>
namespace cv
{
namespace viz
{
//! takes coordiante frame data and builds transfrom to global coordinate frame
CV_EXPORTS Affine3d makeTransformToGlobal(const Vec3d& axis_x, const Vec3d& axis_y, const Vec3d& axis_z, const Vec3d& origin = Vec3d::all(0));
//! constructs camera pose from position, focal_point and up_vector (see gluLookAt() for more infromation)
CV_EXPORTS Affine3d makeCameraPose(const Vec3d& position, const Vec3d& focal_point, const Vec3d& y_dir);
//! retrieves a window by its name. If no window with such name, then it creates new.
CV_EXPORTS Viz3d getWindowByName(const String &window_name);
//! Unregisters all Viz windows from internal database. After it 'getWindowByName()' will create new windows instead getting existing from the database.
CV_EXPORTS void unregisterAllWindows();
//! Displays image in specified window
CV_EXPORTS Viz3d imshow(const String& window_name, InputArray image, const Size& window_size = Size(-1, -1));
//! checks float value for Nan
inline bool isNan(float x)
{
unsigned int *u = reinterpret_cast<unsigned int *>(&x);
return ((u[0] & 0x7f800000) == 0x7f800000) && (u[0] & 0x007fffff);
}
//! checks double value for Nan
inline bool isNan(double x)
{
unsigned int *u = reinterpret_cast<unsigned int *>(&x);
return (u[1] & 0x7ff00000) == 0x7ff00000 && (u[0] != 0 || (u[1] & 0x000fffff) != 0);
}
//! checks vectors for Nans
template<typename _Tp, int cn> inline bool isNan(const Vec<_Tp, cn>& v)
{ return isNan(v.val[0]) || isNan(v.val[1]) || isNan(v.val[2]); }
//! checks point for Nans
template<typename _Tp> inline bool isNan(const Point3_<_Tp>& p)
{ return isNan(p.x) || isNan(p.y) || isNan(p.z); }
///////////////////////////////////////////////////////////////////////////////////////////////
/// Read/write clouds. Supported formats: ply, xyz, obj and stl (readonly)
CV_EXPORTS void writeCloud(const String& file, InputArray cloud, InputArray colors = noArray(), InputArray normals = noArray(), bool binary = false);
CV_EXPORTS Mat readCloud (const String& file, OutputArray colors = noArray(), OutputArray normals = noArray());
///////////////////////////////////////////////////////////////////////////////////////////////
/// Reads mesh. Only ply format is supported now and no texture load support
CV_EXPORTS Mesh readMesh(const String& file);
///////////////////////////////////////////////////////////////////////////////////////////////
/// Read/write poses and trajectories
CV_EXPORTS bool readPose(const String& file, Affine3d& pose, const String& tag = "pose");
CV_EXPORTS void writePose(const String& file, const Affine3d& pose, const String& tag = "pose");
//! takes vector<Affine3<T>> with T = float/dobule and writes to a sequence of files with given filename format
CV_EXPORTS void writeTrajectory(InputArray traj, const String& files_format = "pose%05d.xml", int start = 0, const String& tag = "pose");
//! takes vector<Affine3<T>> with T = float/dobule and loads poses from sequence of files
CV_EXPORTS void readTrajectory(OutputArray traj, const String& files_format = "pose%05d.xml", int start = 0, int end = INT_MAX, const String& tag = "pose");
///////////////////////////////////////////////////////////////////////////////////////////////
/// Computing normals for mesh
CV_EXPORTS void computeNormals(const Mesh& mesh, OutputArray normals);
} /* namespace viz */
} /* namespace cv */
#endif /* __OPENCV_VIZ_HPP__ */