Merge pull request #330 from deadln/melodic-devel

Preparations for release in rosdistro

.markdownlint.json

@@ -21,7 +21,6 @@
             "ROS",
             "ROS Kinetic",
             "ROS Melodic",
-            "ROS Noetic",
             "OpenCV",
             "OpenVPN",
             "Gazebo",

.travis.yml

@@ -5,12 +5,12 @@ services:
   - docker
 env:
   global:
-    - DOCKER="sfalexrog/img-tool:qemu-aarch64"
+    - DOCKER="sfalexrog/img-tool:qemu-update"
     - TARGET_REPO="https://github.com/${TRAVIS_REPO_SLUG}.git"
     - IMAGE_VERSION=${TRAVIS_TAG:-${TRAVIS_COMMIT:0:7}}
     - IMAGE_NAME="$(basename -s '.git' ${TARGET_REPO})_${IMAGE_VERSION}.img"
 git:
-  depth: 25
+  depth: 1
 jobs:
   fast_finish: true
   include:
@@ -68,14 +68,6 @@ jobs:
         - docker pull ${NATIVE_DOCKER}
       script:
         - docker run --rm -v $(pwd):/root/catkin_ws/src/clover ${NATIVE_DOCKER} /root/catkin_ws/src/clover/builder/standalone-install.sh
-    - stage: Build
-      name: "Native Noetic build"
-      env:
-        - NATIVE_DOCKER=ros:noetic-ros-base
-      before_script:
-        - docker pull ${NATIVE_DOCKER}
-      script:
-        - docker run --rm -v $(pwd):/root/catkin_ws/src/clover ${NATIVE_DOCKER} /root/catkin_ws/src/clover/builder/standalone-install.sh
     - stage: Build
       name: "Documentation"
       language: node_js
@@ -85,6 +77,7 @@ jobs:
         - sudo sh -c "echo ttf-mscorefonts-installer msttcorefonts/accepted-mscorefonts-eula select true | debconf-set-selections"
         - sudo apt update && sudo apt install -y calibre msttcorefonts
         - npm install gitbook-cli -g
+        - gitbook fetch 3.2.3 && npm i npm@3.10.10 --prefix=~/.gitbook/versions/3.2.3/ # fixing https://travis-ci.org/github/CopterExpress/clover/jobs/766541125#L932
         - npm install markdownlint-cli -g
         - npm install svgexport -g
         - gitbook -V
@@ -95,7 +88,13 @@ jobs:
         - ./check_unused_assets.py
         - gitbook install
         - gitbook build
-        - gitbook pdf ./ _book/clover.pdf
+        - for i in 1 2 3 4; do gitbook pdf ./ _book/clover.pdf && break || sleep 1; done
+        - sudo apt-get install ghostscript
+        - gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/default -dNOPAUSE -dQUIET -dBATCH -dDetectDuplicateImages -dCompressFonts=true -r150 -sOutputFile=_book/clover_ru_compressed.pdf _book/clover_ru.pdf
+        - gs -sDEVICE=pdfwrite -dCompatibilityLevel=1.4 -dPDFSETTINGS=/default -dNOPAUSE -dQUIET -dBATCH -dDetectDuplicateImages -dCompressFonts=true -r150 -sOutputFile=_book/clover_en_compressed.pdf _book/clover_en.pdf
+        - rm _book/clover_ru.pdf && mv _book/clover_ru_compressed.pdf _book/clover_ru.pdf
+        - rm _book/clover_en.pdf && mv _book/clover_en_compressed.pdf _book/clover_en.pdf
+        - ls -lah _book/clover*.pdf
       deploy:
         provider: pages
         local_dir: _book

README.md

@@ -1,6 +1,6 @@
 # clover🍀: create autonomous drones easily
 
-<img src="docs/assets/clever4-front-white.png" align="right" width="400px" alt="COEX Clover Drone">
+<img src="docs/assets/clover42-main.png" align="right" width="400px" alt="COEX Clover Drone">
 
 Clover is an open source [ROS](https://www.ros.org)-based framework, providing user-friendly tools to control [PX4](https://px4.io)-powered drones. Clover is available as a ROS package, but is shipped mainly as a preconfigured image for Raspberry Pi. Once you've installed Raspberry Pi on your drone and flashed the image to its microSD card, taking the drone up in the air is a matter of minutes.
 
@@ -21,11 +21,12 @@ Clover drone is used on a wide range of educational events, including [Copter Ha
 Preconfigured image for Raspberry Pi with installed and configured software, ready to fly, is available [in the Releases section](https://github.com/CopterExpress/clover/releases).
 
 [![Build Status](https://travis-ci.org/CopterExpress/clover.svg?branch=master)](https://travis-ci.org/CopterExpress/clover)
+![GitHub all releases](https://img.shields.io/github/downloads/CopterExpress/clover/total)
 
 Image features:
 
 * Raspbian Buster
-* [ROS Noetic](http://wiki.ros.org/noetic)
+* [ROS Melodic](http://wiki.ros.org/melodic)
 * Configured networking
 * OpenCV
 * [`mavros`](http://wiki.ros.org/mavros)

aruco_pose/CHANGELOG.rst

@@ -0,0 +1,8 @@
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+Changelog for package aruco_pose
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+0.21.1 (2020-11-17)
+-------------------
+* First release of aruco_pose package to ROS
+* Contributors: Alamoris, Alexey Rogachevskiy, Arthur Golubtsov, Ilya Petrov, Oleg Kalachev

aruco_pose/CMakeLists.txt

@@ -22,21 +22,13 @@ find_package(catkin REQUIRED COMPONENTS
   dynamic_reconfigure
 )
 
-# Workaround for OpenCV 3/4 support
+find_package(OpenCV 3 REQUIRED COMPONENTS core imgproc calib3d)
-set(_opencv_version 4)
-find_package(OpenCV ${_opencv_version} QUIET COMPONENTS core imgproc calib3d)
-if (NOT OpenCV_FOUND)
-  message(STATUS "Did not find OpenCV 4, searching for OpenCV 3")
-  set(_opencv_version 3)
-endif()
-
-find_package(OpenCV ${_opencv_version} REQUIRED COMPONENTS core imgproc calib3d)
 if ("${OpenCV_VERSION_MINOR}" LESS "9")
   message(STATUS "OpenCV version too low, using vendored ArUco package")
   include(vendor/VendorOpenCV.cmake)
 else()
   message(STATUS "Using system OpenCV ArUco package")
-  find_package(OpenCV ${_opencv_version} REQUIRED COMPONENTS aruco)
+  find_package(OpenCV 3 REQUIRED COMPONENTS aruco)
 endif()
 message(STATUS "OpenCV include dirs: ${OpenCV_INCLUDE_DIRS}")
 message(STATUS "OpenCV libraries: ${OpenCV_LIBRARIES}")
@@ -119,7 +111,7 @@ generate_messages(
 
 ## Generate dynamic reconfigure parameters in the 'cfg' folder
 generate_dynamic_reconfigure_options(
-  cfg/DetectorParams.cfg
+  cfg/Detector.cfg
 )
 
 ###################################
@@ -180,13 +172,6 @@ target_link_libraries(aruco_pose
   ${OpenCV_LIBRARIES}
 )
 
-# Prevent aruco_pose from having undefined symbols
-set_property(TARGET aruco_pose
-  APPEND
-  PROPERTY LINK_FLAGS
-  -Wl,--no-undefined
-)
-
 #############
 ## Install ##
 #############
@@ -222,10 +207,6 @@ set_property(TARGET aruco_pose
 #   DESTINATION ${CATKIN_PACKAGE_SHARE_DESTINATION}
 # )
 
-catkin_install_python(PROGRAMS src/genmap.py
-  DESTINATION ${CATKIN_PACKAGE_BIN_DESTINATION}
-)
-
 #############
 ## Testing ##
 #############

aruco_pose/cfg/Detector.cfg

@@ -8,6 +8,8 @@ p = cv2.aruco.DetectorParameters_create()
 
 gen = ParameterGenerator()
 
+gen.add("enabled", bool_t, 0, "if detection enabled", True)
+
 gen.add("adaptiveThreshConstant",                 double_t, 0,
         "Constant for adaptive thresholding before finding contours",
          p.adaptiveThreshConstant, 0, 100)

aruco_pose/package.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <package format="2">
   <name>aruco_pose</name>
-  <version>0.0.1</version>
+  <version>0.21.2</version>
   <description>Positioning with ArUco markers</description>
 
   <maintainer email="okalachev@gmail.com">Oleg Kalachev</maintainer>

aruco_pose/src/aruco_detect.cpp

@@ -62,6 +62,7 @@ private:
 	std::unique_ptr<tf2_ros::Buffer> tf_buffer_;
 	std::unique_ptr<tf2_ros::TransformListener> tf_listener_;
 	std::shared_ptr<dynamic_reconfigure::Server<aruco_pose::DetectorConfig>> dyn_srv_;
+	bool enabled_ = true;
 	cv::Ptr<cv::aruco::Dictionary> dictionary_;
 	cv::Ptr<cv::aruco::DetectorParameters> parameters_;
 	image_transport::Publisher debug_pub_;
@@ -110,14 +111,17 @@ public:
 		image_transport::ImageTransport it(nh_);
 		image_transport::ImageTransport it_priv(nh_priv_);
 
-		dyn_srv_ = std::make_shared<dynamic_reconfigure::Server<aruco_pose::DetectorConfig>>(nh_priv_);
+		map_markers_sub_ = nh_.subscribe("map_markers", 1, &ArucoDetect::mapMarkersCallback, this);
-		dyn_srv_->setCallback(std::bind(&ArucoDetect::paramCallback, this, std::placeholders::_1, std::placeholders::_2));
-
 		debug_pub_ = it_priv.advertise("debug", 1);
 		markers_pub_ = nh_priv_.advertise<aruco_pose::MarkerArray>("markers", 1);
 		vis_markers_pub_ = nh_priv_.advertise<visualization_msgs::MarkerArray>("visualization", 1);
 		img_sub_ = it.subscribeCamera("image_raw", 1, &ArucoDetect::imageCallback, this);
-		map_markers_sub_ = nh_.subscribe("map_markers", 1, &ArucoDetect::mapMarkersCallback, this);
+
+		dyn_srv_ = std::make_shared<dynamic_reconfigure::Server<aruco_pose::DetectorConfig>>(nh_priv_);
+		dynamic_reconfigure::Server<aruco_pose::DetectorConfig>::CallbackType cb;
+
+		cb = std::bind(&ArucoDetect::paramCallback, this, std::placeholders::_1, std::placeholders::_2);
+		dyn_srv_->setCallback(cb);
 
 		NODELET_INFO("ready");
 	}
@@ -125,6 +129,8 @@ public:
 private:
 	void imageCallback(const sensor_msgs::ImageConstPtr& msg, const sensor_msgs::CameraInfoConstPtr &cinfo)
 	{
+		if (!enabled_) return;
+
 		Mat image = cv_bridge::toCvShare(msg, "bgr8")->image;
 
 		vector<int> ids;
@@ -353,6 +359,7 @@ private:
 
 	void paramCallback(aruco_pose::DetectorConfig &config, uint32_t level)
 	{
+		enabled_ = config.enabled;
 		parameters_->adaptiveThreshConstant = config.adaptiveThreshConstant;
 		parameters_->adaptiveThreshWinSizeMin = config.adaptiveThreshWinSizeMin;
 		parameters_->adaptiveThreshWinSizeMax = config.adaptiveThreshWinSizeMax;

aruco_pose/src/aruco_map.cpp

@@ -124,11 +124,6 @@ public:
 		vis_markers_pub_ = nh_priv_.advertise<visualization_msgs::MarkerArray>("visualization", 1, true);
 		debug_pub_ = it_priv.advertise("debug", 1);
 
-		publishMarkersFrames();
-		publishMarkers();
-		publishMapImage();
-		vis_markers_pub_.publish(vis_array_);
-
 		image_sub_.subscribe(nh_, "image_raw", 1);
 		info_sub_.subscribe(nh_, "camera_info", 1);
 		markers_sub_.subscribe(nh_, "markers", 1);
@@ -136,6 +131,11 @@ public:
 		sync_.reset(new message_filters::Synchronizer<SyncPolicy>(SyncPolicy(10), image_sub_, info_sub_, markers_sub_));
 		sync_->registerCallback(boost::bind(&ArucoMap::callback, this, _1, _2, _3));
 
+		publishMarkersFrames();
+		publishMarkers();
+		publishMapImage();
+		vis_markers_pub_.publish(vis_array_);
+
 		NODELET_INFO("ready");
 	}
 

aruco_pose/src/draw.cpp

@@ -3,11 +3,26 @@
 
 #include "draw.h"
 #include <math.h>
-#include <vector>
 
 using namespace cv;
 using namespace cv::aruco;
 
+static void _cvProjectPoints2( const CvMat* object_points, const CvMat* rotation_vector,
+                       const CvMat* translation_vector, const CvMat* camera_matrix,
+                       const CvMat* distortion_coeffs, CvMat* image_points,
+                       CvMat* dpdrot CV_DEFAULT(NULL), CvMat* dpdt CV_DEFAULT(NULL),
+                       CvMat* dpdf CV_DEFAULT(NULL), CvMat* dpdc CV_DEFAULT(NULL),
+                       CvMat* dpddist CV_DEFAULT(NULL),
+                       double aspect_ratio CV_DEFAULT(0));
+
+static void _projectPoints( InputArray objectPoints,
+                    InputArray rvec, InputArray tvec,
+                    InputArray cameraMatrix, InputArray distCoeffs,
+                    OutputArray imagePoints,
+                    OutputArray jacobian = noArray(),
+                    double aspectRatio = 0 );
+
+
 void _drawPlanarBoard(Board *_board, Size outSize, OutputArray _img, int marginSize,
                       int borderBits, bool drawAxis) {
 
@@ -127,194 +142,35 @@ void _drawPlanarBoard(Board *_board, Size outSize, OutputArray _img, int marginS
 	}
 }
 
-/**
+/* Draw a (potentially partially visible) line. */
- * @brief Convert point coordinates from world space to camera space.
+static void linePartial(InputOutputArray image, Point3f p1, Point3f p2, const Scalar& color,
- *
+                        int thickness = 1, int lineType = LINE_8, int shift = 0)
- * @param points A vector of points in world space.
- * @param rvec Rotation matrix or Rodrigues rotation vector.
- * @param tvec Translation vector from world to camera space.
- *
- * @return A vector of points in camera space.
- */
-template<typename CvPointType>
-static std::vector<CvPointType> worldToCamera(const std::vector<CvPointType>& points,
-                                              const cv::Mat& rvec, const cv::Mat& tvec)
 {
-	// We operate with CV_64F matrices internally to avoid precision loss
+	// If both points are behind the screen, don't draw anything
-	cv::Mat rvec_64f;
+	if (p1.z <= 0 && p2.z <= 0) {
-	cv::Mat tvec_64f;
+		return;
-	rvec.convertTo(rvec_64f, CV_64F);
-	tvec.convertTo(tvec_64f, CV_64F);
-
-	// Convert Rodrigues vector to rotation matrix
-	cv::Mat rmat;
-	if ((rvec_64f.cols == 3 && rvec_64f.rows == 1) ||
-	    (rvec_64f.cols == 1 && rvec_64f.rows == 3))
-	{
-		Rodrigues(rvec_64f, rmat);
 	}
-	else
+	Point2f p1p{p1.x, p1.y};
-	{
+	Point2f p2p{p2.x, p2.y};
-		rmat = rvec_64f.clone();
+	// If points are on the different sides of the plane, compute intersection point
+	if (p1.z * p2.z < 0) {
+		// Compute intersection point with the screen
+		// We denote alpha as such:
+		// xi = (1 - alpha) * x1 + alpha * x2
+		// yi = (1 - alpha) * y1 + alpha * y2
+		// zi = (1 - alpha) * z1 + alpha * z2 = 0
+		// Thus, alpha can be expressed as
+		// alpha = z1 / (z1 - z2)
+		float alpha = p1.z / (p1.z - p2.z);
+		Point2f pi{(1 - alpha) * p1.x + alpha * p2.x, (1 - alpha) * p1.y + alpha * p2.y};
+		// Now, if z1 is negative, we draw the line from (xi, yi) to (x2, y2), else we draw from (x1, y1) to (xi, yi)
+		if (p1.z < 0) {
+			p1p = pi;
+		} else {
+			p2p = pi;
+		}
 	}
-	// Make sure tvec has a size of (3, 1)
+	line(image, p1p, p2p, color, thickness, lineType, shift);
-	if (tvec_64f.rows == 1)
-	{
-		tvec_64f = tvec_64f.t();
-	}
-	std::vector<CvPointType> result;
-	result.reserve(points.size());
-	for(const auto& point : points)
-	{
-		// Calculate point coordinates in camera frame
-		// static_casts are here to silence potential narrowing conversion warnings
-		CvPointType camPoint{
-			static_cast<decltype(CvPointType::x)>(point.x * rmat.at<double>(0,0) + point.y * rmat.at<double>(0,1) + point.z * rmat.at<double>(0,2) + tvec_64f.at<double>(0)),
-			static_cast<decltype(CvPointType::y)>(point.x * rmat.at<double>(1,0) + point.y * rmat.at<double>(1,1) + point.z * rmat.at<double>(1,2) + tvec_64f.at<double>(1)),
-			static_cast<decltype(CvPointType::z)>(point.x * rmat.at<double>(2,0) + point.y * rmat.at<double>(2,1) + point.z * rmat.at<double>(2,2) + tvec_64f.at<double>(2))
-		};
-		result.push_back(camPoint);
-	}
-	return result;
-}
-
-/**
- * @brief Project points from camera space to screen space, applying distortion in the process.
- *
- * @param points A vector of points in camera space.
- * @param cameraMatrix OpenCV intrinsic camera matrix.
- * @param distCoeffs OpenCV distortion model coefficients.
- *
- * @return A vector of points in screen space.
- */
-template<typename CvPointType>
-static std::vector<CvPointType> cameraToScreen(const std::vector<CvPointType>& points,
-                                               const cv::Mat& cameraMatrix,
-                                               const cv::Mat& distCoeffs)
-{
-	// We operate with CV_64F matrices internally to avoid precision loss
-	cv::Mat cm_64f; // camera matrix, CV_64F
-	cv::Mat dc_64f; // distortion coefficients, CV_64F
-	cameraMatrix.convertTo(cm_64f, CV_64F);
-	distCoeffs.convertTo(dc_64f, CV_64F);
-
-	// Make sure distortion vector has a size of (N, 1)
-	if (dc_64f.rows == 1)
-	{
-		dc_64f = dc_64f.t();
-	}
-
-	// We will always use 12 distortion coefficients,
-	// and we can safely pad missing ones with zeroes
-	dc_64f.resize(12, 0.0);
-
-	std::vector<CvPointType> result;
-	result.reserve(points.size());
-
-	for(const auto& point : points)
-	{
-		// Apply perspective projection, preserving initial Z coordinate
-		// Always use double-precision
-		cv::Point3d camPoint{
-			point.x / point.z,
-			point.y / point.z,
-			point.z
-		};
-
-		// Apply distortion
-		// Note that we do not consider tilted sensor distortion
-		// r^2 - distance from the image center squared
-		double r2 = camPoint.x * camPoint.x + camPoint.y * camPoint.y;
-		// r^4 - same, but to the 4th power
-		double r4 = r2 * r2;
-		// r^6 - same, but to the 6th power
-		double r6 = r4 * r2;
-		// tg1 - first tangential shift factor (2 * x * y)
-		double tg1 = 2 * camPoint.x * camPoint.y;
-		// tg2 - second tangential shift factor (r^2 + 2 * x^2)
-		double tg2 = r2 + 2 * camPoint.x * camPoint.x;
-		// tg3 - third tangential shift factor (r^2 + 2 * y^2)
-		double tg3 = r2 + 2 * camPoint.y * camPoint.y;
-		// polynomial distortion factor (numerator)
-		double pndist = 1 + dc_64f.at<double>(0) * r2 + dc_64f.at<double>(1) * r4 + dc_64f.at<double>(4) * r6;
-		// polynomial distortion factror (denominator)
-		double pddist = 1.0 / (1 + dc_64f.at<double>(5) * r2 + dc_64f.at<double>(6) * r4 + dc_64f.at<double>(7) * r6);
-		// Distorted point coordinates (always double-precision)
-		cv::Point3d distortedPoint{
-			camPoint.x * pndist * pddist + dc_64f.at<double>(2) * tg1 + dc_64f.at<double>(3) * tg2 + dc_64f.at<double>(8) * r2 + dc_64f.at<double>(9) * r4,
-			camPoint.y * pndist * pddist + dc_64f.at<double>(2) * tg3 + dc_64f.at<double>(3) * tg1 + dc_64f.at<double>(10) * r2 + dc_64f.at<double>(11) * r4,
-			camPoint.z
-		};
-
-		// Convert to screen space
-		// We use static_cast here to silence potential warnings about narrowing conversions
-		// (we expect that to be the case)
-		CvPointType screenPoint{
-			static_cast<decltype(CvPointType::x)>(distortedPoint.x * cm_64f.at<double>(0, 0) + cm_64f.at<double>(0, 2)),
-			static_cast<decltype(CvPointType::y)>(distortedPoint.y * cm_64f.at<double>(1, 1) + cm_64f.at<double>(1, 2)),
-			static_cast<decltype(CvPointType::z)>(distortedPoint.z)
-		};
-
-		result.push_back(screenPoint);
-	}
-	return result;
-}
-
-/**
- * @brief Clip a line against a clip plane.
- *
- * This function "clips" a line (described by two points in *camera space*)
- * against a clip plane that is `clipPlaneDistance` meters away from the
- * camera focal point. If both points are further away from the focal point
- * than `clipPlaneDistance`, they will be returned unmodified. If one of the
- * points is behind the clipping plane, a point *on* the clipping plane will
- * be computed and returned as one of the points.
- *
- * If none of the points are visible, an empty vector will be returned.
- *
- * @param p1 First point on the line, in camera space.
- * @param p2 Second point on the line, in camera space.
- * @param clipPlaneDistance Distance from the focal point to the clipping plane.
- * @return A vector of zero or two points on the clipped line, in camera space.
- */
-static std::vector<Point3f> lineClip(Point3f p1, Point3f p2, float clipPlaneDistance = 0.1f)
-{
-	// We don't need to compute an intersection if both points are
-	// behind us
-	if (p1.z < clipPlaneDistance && p2.z < clipPlaneDistance)
-	{
-		return {};
-	}
-	// We don't need to compute an intersection if both points are
-	// in front of us
-	if (p1.z > clipPlaneDistance && p2.z > clipPlaneDistance)
-	{
-		return {p1, p2};
-	}
-	// We don't really want to compute an intersection if both Z coordinates
-	// are sufficiently close to each other
-	if (std::abs(p1.z - p2.z) < 0.0001) // The number here is chosen arbitrarily
-	{
-		return {p1, p2};
-	}
-	// We compute the intersection as such:
-	// zi = (1 - alpha) * p1.z + alpha * p2.z = clipPlaneDistance
-	// alpha = (p1.z - clipPlaneDistance) / (p1.z - p2.z)
-	double alpha = (p1.z - clipPlaneDistance) / (p1.z - p2.z);
-	Point3f clipPlanePoint{
-		static_cast<float>((1 - alpha) * p1.x + alpha * p2.x),
-		static_cast<float>((1 - alpha) * p1.y + alpha * p2.y),
-		clipPlaneDistance
-	};
-	if (p1.z < clipPlaneDistance)
-	{
-		return {clipPlanePoint, p2};
-	}
-	else
-	{
-		return {p1, clipPlanePoint};
-	}
-	// Unreachable?
 }
 
 void _drawAxis(InputOutputArray _image, InputArray _cameraMatrix, InputArray _distCoeffs,
@@ -330,23 +186,647 @@ void _drawAxis(InputOutputArray _image, InputArray _cameraMatrix, InputArray _di
 	axisPoints.push_back(Point3f(length, 0, 0));
 	axisPoints.push_back(Point3f(0, length, 0));
 	axisPoints.push_back(Point3f(0, 0, length));
-	auto camAxisPoints = worldToCamera(axisPoints, _rvec.getMat(), _tvec.getMat());
+	std::vector<Point3f> imagePointsZ;
-	auto axisX = cameraToScreen(lineClip(camAxisPoints[0], camAxisPoints[1]), _cameraMatrix.getMat(), _distCoeffs.getMat());
+	_projectPoints(axisPoints, _rvec, _tvec, _cameraMatrix, _distCoeffs, imagePointsZ);
-	auto axisY = cameraToScreen(lineClip(camAxisPoints[0], camAxisPoints[2]), _cameraMatrix.getMat(), _distCoeffs.getMat());
+
-	auto axisZ = cameraToScreen(lineClip(camAxisPoints[0], camAxisPoints[3]), _cameraMatrix.getMat(), _distCoeffs.getMat());
+	// draw axis lines
-	if (axisX.size() > 0)
+	linePartial(_image, imagePointsZ[0], imagePointsZ[1], Scalar(0, 0, 255), 3);
-	{
+	linePartial(_image, imagePointsZ[0], imagePointsZ[2], Scalar(0, 255, 0), 3);
-		line(_image, Point2f{axisX[0].x, axisX[0].y}, Point2f{axisX[1].x, axisX[1].y},
+	linePartial(_image, imagePointsZ[0], imagePointsZ[3], Scalar(255, 0, 0), 3);
-			Scalar(0, 0, 255), 3);
+}
-	}
+
-	if (axisY.size() > 0)
+static CvMat _cvMat(const cv::Mat& m)
-	{
+{
-		line(_image, Point2f{axisY[0].x, axisY[0].y}, Point2f{axisY[1].x, axisY[1].y},
+	CvMat self;
-			Scalar(0, 255, 0), 3);
+	CV_DbgAssert(m.dims <= 2);
-	}
+	self = cvMat(m.rows, m.dims == 1 ? 1 : m.cols, m.type(), m.data);
-	if (axisZ.size() > 0)
+	self.step = (int)m.step[0];
-	{
+	self.type = (self.type & ~cv::Mat::CONTINUOUS_FLAG) | (m.flags & cv::Mat::CONTINUOUS_FLAG);
-		line(_image, Point2f{axisZ[0].x, axisZ[0].y}, Point2f{axisZ[1].x, axisZ[1].y},
+	return self;
-			Scalar(255, 0, 0), 3);
+}
-	}
+
+static void _projectPoints( InputArray _opoints,
+                        InputArray _rvec,
+                        InputArray _tvec,
+                        InputArray _cameraMatrix,
+                        InputArray _distCoeffs,
+                        OutputArray _ipoints,
+                        OutputArray _jacobian,
+                        double aspectRatio )
+{
+	Mat opoints = _opoints.getMat();
+	int npoints = opoints.checkVector(3), depth = opoints.depth();
+	CV_Assert(npoints >= 0 && (depth == CV_32F || depth == CV_64F));
+
+	CvMat dpdrot, dpdt, dpdf, dpdc, dpddist;
+	CvMat *pdpdrot = 0, *pdpdt = 0, *pdpdf = 0, *pdpdc = 0, *pdpddist = 0;
+
+	CV_Assert(_ipoints.needed());
+
+	_ipoints.create(npoints, 1, CV_MAKETYPE(depth, 3), -1, true);
+	Mat imagePoints = _ipoints.getMat();
+	CvMat c_imagePoints = _cvMat(imagePoints);
+	CvMat c_objectPoints = _cvMat(opoints);
+	Mat cameraMatrix = _cameraMatrix.getMat();
+
+	Mat rvec = _rvec.getMat(), tvec = _tvec.getMat();
+	CvMat c_cameraMatrix = _cvMat(cameraMatrix);
+	CvMat c_rvec = _cvMat(rvec), c_tvec = _cvMat(tvec);
+
+	double dc0buf[5] = {0};
+	Mat dc0(5, 1, CV_64F, dc0buf);
+	Mat distCoeffs = _distCoeffs.getMat();
+	if (distCoeffs.empty())
+		distCoeffs = dc0;
+	CvMat c_distCoeffs = _cvMat(distCoeffs);
+	int ndistCoeffs = distCoeffs.rows + distCoeffs.cols - 1;
+
+	Mat jacobian;
+	if (_jacobian.needed())
+	{
+		_jacobian.create(npoints * 2, 3 + 3 + 2 + 2 + ndistCoeffs, CV_64F);
+		jacobian = _jacobian.getMat();
+		pdpdrot = &(dpdrot = _cvMat(jacobian.colRange(0, 3)));
+		pdpdt = &(dpdt = _cvMat(jacobian.colRange(3, 6)));
+		pdpdf = &(dpdf = _cvMat(jacobian.colRange(6, 8)));
+		pdpdc = &(dpdc = _cvMat(jacobian.colRange(8, 10)));
+		pdpddist = &(dpddist = _cvMat(jacobian.colRange(10, 10 + ndistCoeffs)));
+	}
+
+	_cvProjectPoints2(&c_objectPoints, &c_rvec, &c_tvec, &c_cameraMatrix, &c_distCoeffs,
+					  &c_imagePoints, pdpdrot, pdpdt, pdpdf, pdpdc, pdpddist, aspectRatio);
+}
+
+namespace _detail
+{
+    template <typename FLOAT>
+    void computeTiltProjectionMatrix(FLOAT tauX,
+                                     FLOAT tauY,
+                                     Matx<FLOAT, 3, 3>* matTilt = 0,
+                                     Matx<FLOAT, 3, 3>* dMatTiltdTauX = 0,
+                                     Matx<FLOAT, 3, 3>* dMatTiltdTauY = 0,
+                                     Matx<FLOAT, 3, 3>* invMatTilt = 0)
+    {
+        FLOAT cTauX = cos(tauX);
+        FLOAT sTauX = sin(tauX);
+        FLOAT cTauY = cos(tauY);
+        FLOAT sTauY = sin(tauY);
+        Matx<FLOAT, 3, 3> matRotX = Matx<FLOAT, 3, 3>(1,0,0,0,cTauX,sTauX,0,-sTauX,cTauX);
+        Matx<FLOAT, 3, 3> matRotY = Matx<FLOAT, 3, 3>(cTauY,0,-sTauY,0,1,0,sTauY,0,cTauY);
+        Matx<FLOAT, 3, 3> matRotXY = matRotY * matRotX;
+        Matx<FLOAT, 3, 3> matProjZ = Matx<FLOAT, 3, 3>(matRotXY(2,2),0,-matRotXY(0,2),0,matRotXY(2,2),-matRotXY(1,2),0,0,1);
+        if (matTilt)
+        {
+            // Matrix for trapezoidal distortion of tilted image sensor
+            *matTilt = matProjZ * matRotXY;
+        }
+        if (dMatTiltdTauX)
+        {
+            // Derivative with respect to tauX
+            Matx<FLOAT, 3, 3> dMatRotXYdTauX = matRotY * Matx<FLOAT, 3, 3>(0,0,0,0,-sTauX,cTauX,0,-cTauX,-sTauX);
+            Matx<FLOAT, 3, 3> dMatProjZdTauX = Matx<FLOAT, 3, 3>(dMatRotXYdTauX(2,2),0,-dMatRotXYdTauX(0,2),
+                                                                 0,dMatRotXYdTauX(2,2),-dMatRotXYdTauX(1,2),0,0,0);
+            *dMatTiltdTauX = (matProjZ * dMatRotXYdTauX) + (dMatProjZdTauX * matRotXY);
+        }
+        if (dMatTiltdTauY)
+        {
+            // Derivative with respect to tauY
+            Matx<FLOAT, 3, 3> dMatRotXYdTauY = Matx<FLOAT, 3, 3>(-sTauY,0,-cTauY,0,0,0,cTauY,0,-sTauY) * matRotX;
+            Matx<FLOAT, 3, 3> dMatProjZdTauY = Matx<FLOAT, 3, 3>(dMatRotXYdTauY(2,2),0,-dMatRotXYdTauY(0,2),
+                                                                 0,dMatRotXYdTauY(2,2),-dMatRotXYdTauY(1,2),0,0,0);
+            *dMatTiltdTauY = (matProjZ * dMatRotXYdTauY) + (dMatProjZdTauY * matRotXY);
+        }
+        if (invMatTilt)
+        {
+            FLOAT inv = 1./matRotXY(2,2);
+            Matx<FLOAT, 3, 3> invMatProjZ = Matx<FLOAT, 3, 3>(inv,0,inv*matRotXY(0,2),0,inv,inv*matRotXY(1,2),0,0,1);
+            *invMatTilt = matRotXY.t()*invMatProjZ;
+        }
+    }
+}
+
+static const char* cvDistCoeffErr = "Distortion coefficients must be 1x4, 4x1, 1x5, 5x1, 1x8, 8x1, 1x12, 12x1, 1x14 or 14x1 floating-point vector";
+
+static void _cvProjectPoints2Internal( const CvMat* objectPoints,
+                                      const CvMat* r_vec,
+                                      const CvMat* t_vec,
+                                      const CvMat* A,
+                                      const CvMat* distCoeffs,
+                                      CvMat* imagePoints, CvMat* dpdr CV_DEFAULT(NULL),
+                                      CvMat* dpdt CV_DEFAULT(NULL), CvMat* dpdf CV_DEFAULT(NULL),
+                                      CvMat* dpdc CV_DEFAULT(NULL), CvMat* dpdk CV_DEFAULT(NULL),
+                                      CvMat* dpdo CV_DEFAULT(NULL),
+                                      double aspectRatio CV_DEFAULT(0) )
+{
+    Ptr<CvMat> matM, _m;
+    Ptr<CvMat> _dpdr, _dpdt, _dpdc, _dpdf, _dpdk;
+    Ptr<CvMat> _dpdo;
+
+    int i, j, count;
+    int calc_derivatives;
+    const CvPoint3D64f* M;
+    CvPoint3D64f* m;
+    double r[3], R[9], dRdr[27], t[3], a[9], k[14] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0}, fx, fy, cx, cy;
+    Matx33d matTilt = Matx33d::eye();
+    Matx33d dMatTiltdTauX(0,0,0,0,0,0,0,-1,0);
+    Matx33d dMatTiltdTauY(0,0,0,0,0,0,1,0,0);
+    CvMat _r, _t, _a = cvMat( 3, 3, CV_64F, a ), _k;
+    CvMat matR = cvMat( 3, 3, CV_64F, R ), _dRdr = cvMat( 3, 9, CV_64F, dRdr );
+    double *dpdr_p = 0, *dpdt_p = 0, *dpdk_p = 0, *dpdf_p = 0, *dpdc_p = 0;
+    double* dpdo_p = 0;
+    int dpdr_step = 0, dpdt_step = 0, dpdk_step = 0, dpdf_step = 0, dpdc_step = 0;
+    int dpdo_step = 0;
+    bool fixedAspectRatio = aspectRatio > FLT_EPSILON;
+
+    if( !CV_IS_MAT(objectPoints) || !CV_IS_MAT(r_vec) ||
+        !CV_IS_MAT(t_vec) || !CV_IS_MAT(A) ||
+        /*!CV_IS_MAT(distCoeffs) ||*/ !CV_IS_MAT(imagePoints) )
+        CV_Error( CV_StsBadArg, "One of required arguments is not a valid matrix" );
+
+    int total = objectPoints->rows * objectPoints->cols * CV_MAT_CN(objectPoints->type);
+    if(total % 3 != 0)
+    {
+        //we have stopped support of homogeneous coordinates because it cause ambiguity in interpretation of the input data
+        CV_Error( CV_StsBadArg, "Homogeneous coordinates are not supported" );
+    }
+    count = total / 3;
+
+    if( CV_IS_CONT_MAT(objectPoints->type) &&
+        (CV_MAT_DEPTH(objectPoints->type) == CV_32F || CV_MAT_DEPTH(objectPoints->type) == CV_64F)&&
+        ((objectPoints->rows == 1 && CV_MAT_CN(objectPoints->type) == 3) ||
+         (objectPoints->rows == count && CV_MAT_CN(objectPoints->type)*objectPoints->cols == 3) ||
+         (objectPoints->rows == 3 && CV_MAT_CN(objectPoints->type) == 1 && objectPoints->cols == count)))
+    {
+        matM.reset(cvCreateMat( objectPoints->rows, objectPoints->cols, CV_MAKETYPE(CV_64F,CV_MAT_CN(objectPoints->type)) ));
+        cvConvert(objectPoints, matM);
+    }
+    else
+    {
+//        matM = cvCreateMat( 1, count, CV_64FC3 );
+//        cvConvertPointsHomogeneous( objectPoints, matM );
+        CV_Error( CV_StsBadArg, "Homogeneous coordinates are not supported" );
+    }
+
+    if( CV_IS_CONT_MAT(imagePoints->type) &&
+        (CV_MAT_DEPTH(imagePoints->type) == CV_32F || CV_MAT_DEPTH(imagePoints->type) == CV_64F) &&
+        ((imagePoints->rows == 1 && CV_MAT_CN(imagePoints->type) == 3) ||
+         (imagePoints->rows == count && CV_MAT_CN(imagePoints->type)*imagePoints->cols == 3) ||
+         (imagePoints->rows == 3 && CV_MAT_CN(imagePoints->type) == 1 && imagePoints->cols == count)))
+    {
+        _m.reset(cvCreateMat( imagePoints->rows, imagePoints->cols, CV_MAKETYPE(CV_64F,CV_MAT_CN(imagePoints->type)) ));
+        cvConvert(imagePoints, _m);
+    }
+    else
+    {
+//        _m = cvCreateMat( 1, count, CV_64FC2 );
+        CV_Error( CV_StsBadArg, "Homogeneous coordinates are not supported" );
+    }
+
+    M = (CvPoint3D64f*)matM->data.db;
+    m = (CvPoint3D64f*)_m->data.db;
+
+    if( (CV_MAT_DEPTH(r_vec->type) != CV_64F && CV_MAT_DEPTH(r_vec->type) != CV_32F) ||
+        (((r_vec->rows != 1 && r_vec->cols != 1) ||
+          r_vec->rows*r_vec->cols*CV_MAT_CN(r_vec->type) != 3) &&
+         ((r_vec->rows != 3 && r_vec->cols != 3) || CV_MAT_CN(r_vec->type) != 1)))
+        CV_Error( CV_StsBadArg, "Rotation must be represented by 1x3 or 3x1 "
+                                "floating-point rotation vector, or 3x3 rotation matrix" );
+
+    if( r_vec->rows == 3 && r_vec->cols == 3 )
+    {
+        _r = cvMat( 3, 1, CV_64FC1, r );
+        cvRodrigues2( r_vec, &_r );
+        cvRodrigues2( &_r, &matR, &_dRdr );
+        cvCopy( r_vec, &matR );
+    }
+    else
+    {
+        _r = cvMat( r_vec->rows, r_vec->cols, CV_MAKETYPE(CV_64F,CV_MAT_CN(r_vec->type)), r );
+        cvConvert( r_vec, &_r );
+        cvRodrigues2( &_r, &matR, &_dRdr );
+    }
+
+    if( (CV_MAT_DEPTH(t_vec->type) != CV_64F && CV_MAT_DEPTH(t_vec->type) != CV_32F) ||
+        (t_vec->rows != 1 && t_vec->cols != 1) ||
+        t_vec->rows*t_vec->cols*CV_MAT_CN(t_vec->type) != 3 )
+        CV_Error( CV_StsBadArg,
+                  "Translation vector must be 1x3 or 3x1 floating-point vector" );
+
+    _t = cvMat( t_vec->rows, t_vec->cols, CV_MAKETYPE(CV_64F,CV_MAT_CN(t_vec->type)), t );
+    cvConvert( t_vec, &_t );
+
+    if( (CV_MAT_TYPE(A->type) != CV_64FC1 && CV_MAT_TYPE(A->type) != CV_32FC1) ||
+        A->rows != 3 || A->cols != 3 )
+        CV_Error( CV_StsBadArg, "Instrinsic parameters must be 3x3 floating-point matrix" );
+
+    cvConvert( A, &_a );
+    fx = a[0]; fy = a[4];
+    cx = a[2]; cy = a[5];
+
+    if( fixedAspectRatio )
+        fx = fy*aspectRatio;
+
+    if( distCoeffs )
+    {
+        if( !CV_IS_MAT(distCoeffs) ||
+            (CV_MAT_DEPTH(distCoeffs->type) != CV_64F &&
+             CV_MAT_DEPTH(distCoeffs->type) != CV_32F) ||
+            (distCoeffs->rows != 1 && distCoeffs->cols != 1) ||
+            (distCoeffs->rows*distCoeffs->cols*CV_MAT_CN(distCoeffs->type) != 4 &&
+             distCoeffs->rows*distCoeffs->cols*CV_MAT_CN(distCoeffs->type) != 5 &&
+             distCoeffs->rows*distCoeffs->cols*CV_MAT_CN(distCoeffs->type) != 8 &&
+             distCoeffs->rows*distCoeffs->cols*CV_MAT_CN(distCoeffs->type) != 12 &&
+             distCoeffs->rows*distCoeffs->cols*CV_MAT_CN(distCoeffs->type) != 14) )
+            CV_Error( CV_StsBadArg, cvDistCoeffErr );
+
+        _k = cvMat( distCoeffs->rows, distCoeffs->cols,
+                    CV_MAKETYPE(CV_64F,CV_MAT_CN(distCoeffs->type)), k );
+        cvConvert( distCoeffs, &_k );
+        if(k[12] != 0 || k[13] != 0)
+        {
+            _detail::computeTiltProjectionMatrix(k[12], k[13],
+                                                &matTilt, &dMatTiltdTauX, &dMatTiltdTauY);
+        }
+    }
+
+    if( dpdr )
+    {
+        if( !CV_IS_MAT(dpdr) ||
+            (CV_MAT_TYPE(dpdr->type) != CV_32FC1 &&
+             CV_MAT_TYPE(dpdr->type) != CV_64FC1) ||
+            dpdr->rows != count*2 || dpdr->cols != 3 )
+            CV_Error( CV_StsBadArg, "dp/drot must be 2Nx3 floating-point matrix" );
+
+        if( CV_MAT_TYPE(dpdr->type) == CV_64FC1 )
+        {
+            _dpdr.reset(cvCloneMat(dpdr));
+        }
+        else
+            _dpdr.reset(cvCreateMat( 2*count, 3, CV_64FC1 ));
+        dpdr_p = _dpdr->data.db;
+        dpdr_step = _dpdr->step/sizeof(dpdr_p[0]);
+    }
+
+    if( dpdt )
+    {
+        if( !CV_IS_MAT(dpdt) ||
+            (CV_MAT_TYPE(dpdt->type) != CV_32FC1 &&
+             CV_MAT_TYPE(dpdt->type) != CV_64FC1) ||
+            dpdt->rows != count*2 || dpdt->cols != 3 )
+            CV_Error( CV_StsBadArg, "dp/dT must be 2Nx3 floating-point matrix" );
+
+        if( CV_MAT_TYPE(dpdt->type) == CV_64FC1 )
+        {
+            _dpdt.reset(cvCloneMat(dpdt));
+        }
+        else
+            _dpdt.reset(cvCreateMat( 2*count, 3, CV_64FC1 ));
+        dpdt_p = _dpdt->data.db;
+        dpdt_step = _dpdt->step/sizeof(dpdt_p[0]);
+    }
+
+    if( dpdf )
+    {
+        if( !CV_IS_MAT(dpdf) ||
+            (CV_MAT_TYPE(dpdf->type) != CV_32FC1 && CV_MAT_TYPE(dpdf->type) != CV_64FC1) ||
+            dpdf->rows != count*2 || dpdf->cols != 2 )
+            CV_Error( CV_StsBadArg, "dp/df must be 2Nx2 floating-point matrix" );
+
+        if( CV_MAT_TYPE(dpdf->type) == CV_64FC1 )
+        {
+            _dpdf.reset(cvCloneMat(dpdf));
+        }
+        else
+            _dpdf.reset(cvCreateMat( 2*count, 2, CV_64FC1 ));
+        dpdf_p = _dpdf->data.db;
+        dpdf_step = _dpdf->step/sizeof(dpdf_p[0]);
+    }
+
+    if( dpdc )
+    {
+        if( !CV_IS_MAT(dpdc) ||
+            (CV_MAT_TYPE(dpdc->type) != CV_32FC1 && CV_MAT_TYPE(dpdc->type) != CV_64FC1) ||
+            dpdc->rows != count*2 || dpdc->cols != 2 )
+            CV_Error( CV_StsBadArg, "dp/dc must be 2Nx2 floating-point matrix" );
+
+        if( CV_MAT_TYPE(dpdc->type) == CV_64FC1 )
+        {
+            _dpdc.reset(cvCloneMat(dpdc));
+        }
+        else
+            _dpdc.reset(cvCreateMat( 2*count, 2, CV_64FC1 ));
+        dpdc_p = _dpdc->data.db;
+        dpdc_step = _dpdc->step/sizeof(dpdc_p[0]);
+    }
+
+    if( dpdk )
+    {
+        if( !CV_IS_MAT(dpdk) ||
+            (CV_MAT_TYPE(dpdk->type) != CV_32FC1 && CV_MAT_TYPE(dpdk->type) != CV_64FC1) ||
+            dpdk->rows != count*2 || (dpdk->cols != 14 && dpdk->cols != 12 && dpdk->cols != 8 && dpdk->cols != 5 && dpdk->cols != 4 && dpdk->cols != 2) )
+            CV_Error( CV_StsBadArg, "dp/df must be 2Nx14, 2Nx12, 2Nx8, 2Nx5, 2Nx4 or 2Nx2 floating-point matrix" );
+
+        if( !distCoeffs )
+            CV_Error( CV_StsNullPtr, "distCoeffs is NULL while dpdk is not" );
+
+        if( CV_MAT_TYPE(dpdk->type) == CV_64FC1 )
+        {
+            _dpdk.reset(cvCloneMat(dpdk));
+        }
+        else
+            _dpdk.reset(cvCreateMat( dpdk->rows, dpdk->cols, CV_64FC1 ));
+        dpdk_p = _dpdk->data.db;
+        dpdk_step = _dpdk->step/sizeof(dpdk_p[0]);
+    }
+
+    if( dpdo )
+    {
+        if( !CV_IS_MAT( dpdo ) || ( CV_MAT_TYPE( dpdo->type ) != CV_32FC1
+                                    && CV_MAT_TYPE( dpdo->type ) != CV_64FC1 )
+            || dpdo->rows != count * 2 || dpdo->cols != count * 3 )
+            CV_Error( CV_StsBadArg, "dp/do must be 2Nx3N floating-point matrix" );
+
+        if( CV_MAT_TYPE( dpdo->type ) == CV_64FC1 )
+        {
+            _dpdo.reset( cvCloneMat( dpdo ) );
+        }
+        else
+            _dpdo.reset( cvCreateMat( 2 * count, 3 * count, CV_64FC1 ) );
+        cvZero(_dpdo);
+        dpdo_p = _dpdo->data.db;
+        dpdo_step = _dpdo->step / sizeof( dpdo_p[0] );
+    }
+
+    calc_derivatives = dpdr || dpdt || dpdf || dpdc || dpdk || dpdo;
+
+    for( i = 0; i < count; i++ )
+    {
+        double X = M[i].x, Y = M[i].y, Z = M[i].z;
+        double x = R[0]*X + R[1]*Y + R[2]*Z + t[0];
+        double y = R[3]*X + R[4]*Y + R[5]*Z + t[1];
+        double z = R[6]*X + R[7]*Y + R[8]*Z + t[2];
+        double r2, r4, r6, a1, a2, a3, cdist, icdist2;
+        double xd, yd, xd0, yd0, invProj;
+        Vec3d vecTilt;
+        Vec3d dVecTilt;
+        Matx22d dMatTilt;
+        Vec2d dXdYd;
+
+        double z0 = z;
+        z = z ? 1./z : 1;
+        x *= z; y *= z;
+
+        r2 = x*x + y*y;
+        r4 = r2*r2;
+        r6 = r4*r2;
+        a1 = 2*x*y;
+        a2 = r2 + 2*x*x;
+        a3 = r2 + 2*y*y;
+        cdist = 1 + k[0]*r2 + k[1]*r4 + k[4]*r6;
+        icdist2 = 1./(1 + k[5]*r2 + k[6]*r4 + k[7]*r6);
+        xd0 = x*cdist*icdist2 + k[2]*a1 + k[3]*a2 + k[8]*r2+k[9]*r4;
+        yd0 = y*cdist*icdist2 + k[2]*a3 + k[3]*a1 + k[10]*r2+k[11]*r4;
+
+        // additional distortion by projecting onto a tilt plane
+        vecTilt = matTilt*Vec3d(xd0, yd0, 1);
+        invProj = vecTilt(2) ? 1./vecTilt(2) : 1;
+        xd = invProj * vecTilt(0);
+        yd = invProj * vecTilt(1);
+
+        m[i].x = xd*fx + cx;
+        m[i].y = yd*fy + cy;
+        m[i].z = z; // Just put the projected Z coordinate here, we mainly care about the sign
+
+        if( calc_derivatives )
+        {
+            if( dpdc_p )
+            {
+                dpdc_p[0] = 1; dpdc_p[1] = 0; // dp_xdc_x; dp_xdc_y
+                dpdc_p[dpdc_step] = 0;
+                dpdc_p[dpdc_step+1] = 1;
+                dpdc_p += dpdc_step*2;
+            }
+
+            if( dpdf_p )
+            {
+                if( fixedAspectRatio )
+                {
+                    dpdf_p[0] = 0; dpdf_p[1] = xd*aspectRatio; // dp_xdf_x; dp_xdf_y
+                    dpdf_p[dpdf_step] = 0;
+                    dpdf_p[dpdf_step+1] = yd;
+                }
+                else
+                {
+                    dpdf_p[0] = xd; dpdf_p[1] = 0;
+                    dpdf_p[dpdf_step] = 0;
+                    dpdf_p[dpdf_step+1] = yd;
+                }
+                dpdf_p += dpdf_step*2;
+            }
+            for (int row = 0; row < 2; ++row)
+                for (int col = 0; col < 2; ++col)
+                    dMatTilt(row,col) = matTilt(row,col)*vecTilt(2)
+                                        - matTilt(2,col)*vecTilt(row);
+            double invProjSquare = (invProj*invProj);
+            dMatTilt *= invProjSquare;
+            if( dpdk_p )
+            {
+                dXdYd = dMatTilt*Vec2d(x*icdist2*r2, y*icdist2*r2);
+                dpdk_p[0] = fx*dXdYd(0);
+                dpdk_p[dpdk_step] = fy*dXdYd(1);
+                dXdYd = dMatTilt*Vec2d(x*icdist2*r4, y*icdist2*r4);
+                dpdk_p[1] = fx*dXdYd(0);
+                dpdk_p[dpdk_step+1] = fy*dXdYd(1);
+                if( _dpdk->cols > 2 )
+                {
+                    dXdYd = dMatTilt*Vec2d(a1, a3);
+                    dpdk_p[2] = fx*dXdYd(0);
+                    dpdk_p[dpdk_step+2] = fy*dXdYd(1);
+                    dXdYd = dMatTilt*Vec2d(a2, a1);
+                    dpdk_p[3] = fx*dXdYd(0);
+                    dpdk_p[dpdk_step+3] = fy*dXdYd(1);
+                    if( _dpdk->cols > 4 )
+                    {
+                        dXdYd = dMatTilt*Vec2d(x*icdist2*r6, y*icdist2*r6);
+                        dpdk_p[4] = fx*dXdYd(0);
+                        dpdk_p[dpdk_step+4] = fy*dXdYd(1);
+
+                        if( _dpdk->cols > 5 )
+                        {
+                            dXdYd = dMatTilt*Vec2d(
+                                    x*cdist*(-icdist2)*icdist2*r2, y*cdist*(-icdist2)*icdist2*r2);
+                            dpdk_p[5] = fx*dXdYd(0);
+                            dpdk_p[dpdk_step+5] = fy*dXdYd(1);
+                            dXdYd = dMatTilt*Vec2d(
+                                    x*cdist*(-icdist2)*icdist2*r4, y*cdist*(-icdist2)*icdist2*r4);
+                            dpdk_p[6] = fx*dXdYd(0);
+                            dpdk_p[dpdk_step+6] = fy*dXdYd(1);
+                            dXdYd = dMatTilt*Vec2d(
+                                    x*cdist*(-icdist2)*icdist2*r6, y*cdist*(-icdist2)*icdist2*r6);
+                            dpdk_p[7] = fx*dXdYd(0);
+                            dpdk_p[dpdk_step+7] = fy*dXdYd(1);
+                            if( _dpdk->cols > 8 )
+                            {
+                                dXdYd = dMatTilt*Vec2d(r2, 0);
+                                dpdk_p[8] = fx*dXdYd(0); //s1
+                                dpdk_p[dpdk_step+8] = fy*dXdYd(1); //s1
+                                dXdYd = dMatTilt*Vec2d(r4, 0);
+                                dpdk_p[9] = fx*dXdYd(0); //s2
+                                dpdk_p[dpdk_step+9] = fy*dXdYd(1); //s2
+                                dXdYd = dMatTilt*Vec2d(0, r2);
+                                dpdk_p[10] = fx*dXdYd(0);//s3
+                                dpdk_p[dpdk_step+10] = fy*dXdYd(1); //s3
+                                dXdYd = dMatTilt*Vec2d(0, r4);
+                                dpdk_p[11] = fx*dXdYd(0);//s4
+                                dpdk_p[dpdk_step+11] = fy*dXdYd(1); //s4
+                                if( _dpdk->cols > 12 )
+                                {
+                                    dVecTilt = dMatTiltdTauX * Vec3d(xd0, yd0, 1);
+                                    dpdk_p[12] = fx * invProjSquare * (
+                                            dVecTilt(0) * vecTilt(2) - dVecTilt(2) * vecTilt(0));
+                                    dpdk_p[dpdk_step+12] = fy*invProjSquare * (
+                                            dVecTilt(1) * vecTilt(2) - dVecTilt(2) * vecTilt(1));
+                                    dVecTilt = dMatTiltdTauY * Vec3d(xd0, yd0, 1);
+                                    dpdk_p[13] = fx * invProjSquare * (
+                                            dVecTilt(0) * vecTilt(2) - dVecTilt(2) * vecTilt(0));
+                                    dpdk_p[dpdk_step+13] = fy * invProjSquare * (
+                                            dVecTilt(1) * vecTilt(2) - dVecTilt(2) * vecTilt(1));
+                                }
+                            }
+                        }
+                    }
+                }
+                dpdk_p += dpdk_step*2;
+            }
+
+            if( dpdt_p )
+            {
+                double dxdt[] = { z, 0, -x*z }, dydt[] = { 0, z, -y*z };
+                for( j = 0; j < 3; j++ )
+                {
+                    double dr2dt = 2*x*dxdt[j] + 2*y*dydt[j];
+                    double dcdist_dt = k[0]*dr2dt + 2*k[1]*r2*dr2dt + 3*k[4]*r4*dr2dt;
+                    double dicdist2_dt = -icdist2*icdist2*(k[5]*dr2dt + 2*k[6]*r2*dr2dt + 3*k[7]*r4*dr2dt);
+                    double da1dt = 2*(x*dydt[j] + y*dxdt[j]);
+                    double dmxdt = (dxdt[j]*cdist*icdist2 + x*dcdist_dt*icdist2 + x*cdist*dicdist2_dt +
+                                    k[2]*da1dt + k[3]*(dr2dt + 4*x*dxdt[j]) + k[8]*dr2dt + 2*r2*k[9]*dr2dt);
+                    double dmydt = (dydt[j]*cdist*icdist2 + y*dcdist_dt*icdist2 + y*cdist*dicdist2_dt +
+                                    k[2]*(dr2dt + 4*y*dydt[j]) + k[3]*da1dt + k[10]*dr2dt + 2*r2*k[11]*dr2dt);
+                    dXdYd = dMatTilt*Vec2d(dmxdt, dmydt);
+                    dpdt_p[j] = fx*dXdYd(0);
+                    dpdt_p[dpdt_step+j] = fy*dXdYd(1);
+                }
+                dpdt_p += dpdt_step*2;
+            }
+
+            if( dpdr_p )
+            {
+                double dx0dr[] =
+                        {
+                                X*dRdr[0] + Y*dRdr[1] + Z*dRdr[2],
+                                X*dRdr[9] + Y*dRdr[10] + Z*dRdr[11],
+                                X*dRdr[18] + Y*dRdr[19] + Z*dRdr[20]
+                        };
+                double dy0dr[] =
+                        {
+                                X*dRdr[3] + Y*dRdr[4] + Z*dRdr[5],
+                                X*dRdr[12] + Y*dRdr[13] + Z*dRdr[14],
+                                X*dRdr[21] + Y*dRdr[22] + Z*dRdr[23]
+                        };
+                double dz0dr[] =
+                        {
+                                X*dRdr[6] + Y*dRdr[7] + Z*dRdr[8],
+                                X*dRdr[15] + Y*dRdr[16] + Z*dRdr[17],
+                                X*dRdr[24] + Y*dRdr[25] + Z*dRdr[26]
+                        };
+                for( j = 0; j < 3; j++ )
+                {
+                    double dxdr = z*(dx0dr[j] - x*dz0dr[j]);
+                    double dydr = z*(dy0dr[j] - y*dz0dr[j]);
+                    double dr2dr = 2*x*dxdr + 2*y*dydr;
+                    double dcdist_dr = (k[0] + 2*k[1]*r2 + 3*k[4]*r4)*dr2dr;
+                    double dicdist2_dr = -icdist2*icdist2*(k[5] + 2*k[6]*r2 + 3*k[7]*r4)*dr2dr;
+                    double da1dr = 2*(x*dydr + y*dxdr);
+                    double dmxdr = (dxdr*cdist*icdist2 + x*dcdist_dr*icdist2 + x*cdist*dicdist2_dr +
+                                    k[2]*da1dr + k[3]*(dr2dr + 4*x*dxdr) + (k[8] + 2*r2*k[9])*dr2dr);
+                    double dmydr = (dydr*cdist*icdist2 + y*dcdist_dr*icdist2 + y*cdist*dicdist2_dr +
+                                    k[2]*(dr2dr + 4*y*dydr) + k[3]*da1dr + (k[10] + 2*r2*k[11])*dr2dr);
+                    dXdYd = dMatTilt*Vec2d(dmxdr, dmydr);
+                    dpdr_p[j] = fx*dXdYd(0);
+                    dpdr_p[dpdr_step+j] = fy*dXdYd(1);
+                }
+                dpdr_p += dpdr_step*2;
+            }
+
+            if( dpdo_p )
+            {
+                double dxdo[] = { z * ( R[0] - x * z * z0 * R[6] ),
+                                  z * ( R[1] - x * z * z0 * R[7] ),
+                                  z * ( R[2] - x * z * z0 * R[8] ) };
+                double dydo[] = { z * ( R[3] - y * z * z0 * R[6] ),
+                                  z * ( R[4] - y * z * z0 * R[7] ),
+                                  z * ( R[5] - y * z * z0 * R[8] ) };
+                for( j = 0; j < 3; j++ )
+                {
+                    double dr2do = 2 * x * dxdo[j] + 2 * y * dydo[j];
+                    double dr4do = 2 * r2 * dr2do;
+                    double dr6do = 3 * r4 * dr2do;
+                    double da1do = 2 * y * dxdo[j] + 2 * x * dydo[j];
+                    double da2do = dr2do + 4 * x * dxdo[j];
+                    double da3do = dr2do + 4 * y * dydo[j];
+                    double dcdist_do
+                            = k[0] * dr2do + k[1] * dr4do + k[4] * dr6do;
+                    double dicdist2_do = -icdist2 * icdist2
+                                         * ( k[5] * dr2do + k[6] * dr4do + k[7] * dr6do );
+                    double dxd0_do = cdist * icdist2 * dxdo[j]
+                                     + x * icdist2 * dcdist_do + x * cdist * dicdist2_do
+                                     + k[2] * da1do + k[3] * da2do + k[8] * dr2do
+                                     + k[9] * dr4do;
+                    double dyd0_do = cdist * icdist2 * dydo[j]
+                                     + y * icdist2 * dcdist_do + y * cdist * dicdist2_do
+                                     + k[2] * da3do + k[3] * da1do + k[10] * dr2do
+                                     + k[11] * dr4do;
+                    dXdYd = dMatTilt * Vec2d( dxd0_do, dyd0_do );
+                    dpdo_p[i * 3 + j] = fx * dXdYd( 0 );
+                    dpdo_p[dpdo_step + i * 3 + j] = fy * dXdYd( 1 );
+                }
+                dpdo_p += dpdo_step * 2;
+            }
+        }
+    }
+
+    if( _m != imagePoints )
+        cvConvert( _m, imagePoints );
+
+    if( _dpdr != dpdr )
+        cvConvert( _dpdr, dpdr );
+
+    if( _dpdt != dpdt )
+        cvConvert( _dpdt, dpdt );
+
+    if( _dpdf != dpdf )
+        cvConvert( _dpdf, dpdf );
+
+    if( _dpdc != dpdc )
+        cvConvert( _dpdc, dpdc );
+
+    if( _dpdk != dpdk )
+        cvConvert( _dpdk, dpdk );
+
+    if( _dpdo != dpdo )
+        cvConvert( _dpdo, dpdo );
+}
+
+static void _cvProjectPoints2( const CvMat* objectPoints,
+                        const CvMat* r_vec,
+                        const CvMat* t_vec,
+                        const CvMat* A,
+                        const CvMat* distCoeffs,
+                        CvMat* imagePoints, CvMat* dpdr,
+                        CvMat* dpdt, CvMat* dpdf,
+                        CvMat* dpdc, CvMat* dpdk,
+                        double aspectRatio )
+{
+    _cvProjectPoints2Internal( objectPoints, r_vec, t_vec, A, distCoeffs, imagePoints, dpdr, dpdt,
+                               dpdf, dpdc, dpdk, NULL, aspectRatio );
 }

aruco_pose/src/genmap.py

@@ -13,7 +13,7 @@
 Generate map file for aruco_map nodelet.
 
 Usage:
-  genmap.py <length> <x> <y> <dist_x> <dist_y> [<first>] [<x0>] [<y0>] [--top-left | --bottom-left] [-o <filename>]
+  genmap.py <length> <x> <y> <dist_x> <dist_y> [<first>] [<x0>] [<y0>] [--top-left | --bottom-left]
   genmap.py (-h | --help)
 
 Options:
@@ -27,7 +27,6 @@ Options:
   <y0>           Y coordinate for the first marker [default: 0]
   --top-left     First marker is on top-left (default)
   --bottom-left  First marker is on bottom-left
-  -o <filename>  Output map file name in the 'map' subdirectory of aruco_pose package
 
 Example:
   rosrun aruco_pose genmap.py 0.33 2 4 1 1 0 > $(catkin_find aruco_pose map)/test_map.txt
@@ -35,8 +34,6 @@ Example:
 
 from __future__ import print_function
 
-import sys
-from os import path
 from docopt import docopt
 
 
@@ -52,19 +49,14 @@ dist_x = float(arguments['<dist_x>'])
 dist_y = float(arguments['<dist_y>'])
 bottom_left = arguments['--bottom-left']
 
-if arguments['-o'] is None:
-    output = sys.stdout
-else:
-    output = open(path.join(path.dirname(__file__), '..', 'map', arguments['-o']), 'w')
-
 max_y = y0 + (markers_y - 1) * dist_y
 
-output.write('# id\tlength\tx\ty\tz\trot_z\trot_y\trot_x\n')
+print('# id\tlength\tx\ty\tz\trot_z\trot_y\trot_x')
 for y in range(markers_y):
     for x in range(markers_x):
         pos_x = x0 + x * dist_x
         pos_y = y0 + y * dist_y
         if not bottom_left:
             pos_y = max_y - pos_y
-        output.write('{}\t{}\t{}\t{}\t{}\t{}\t{}\t{}\n'.format(first, length, pos_x, pos_y, 0, 0, 0, 0))
+        print('{}\t{}\t{}\t{}\t{}\t{}\t{}\t{}'.format(first, length, pos_x, pos_y, 0, 0, 0, 0))
         first += 1

aruco_pose/vendor/VendorOpenCV.cmake

@@ -7,7 +7,6 @@ endif()
 
 message(STATUS "Adding vendored aruco_pose OpenCV module")
 add_library(_opencv_aruco STATIC
-  vendor/aruco/src/apriltag_quad_thresh.cpp
   vendor/aruco/src/aruco.cpp
   vendor/aruco/src/charuco.cpp
   vendor/aruco/src/dictionary.cpp
@@ -24,7 +23,7 @@ target_compile_definitions(_opencv_aruco PRIVATE
   CV_OVERRIDE=override
 )
 target_compile_options(_opencv_aruco PRIVATE
-  -fpic -fPIC -fvisibility=hidden
+  -fpic -fPIC
 )
 
 target_include_directories(_opencv_aruco PUBLIC

aruco_pose/vendor/aruco/src/apriltag_quad_thresh.cpp

@@ -94,7 +94,7 @@ void ptsort_(struct pt *pts, int sz)
 
     // Use stack storage if it's not too big.
     cv::AutoBuffer<struct pt, 1024> _tmp_stack(sz);
-    memcpy(_tmp_stack, pts, sizeof(struct pt) * sz);
+    memcpy(_tmp_stack.data(), pts, sizeof(struct pt) * sz);
 
     int asz = sz/2;
     int bsz = sz - asz;
@@ -470,11 +470,11 @@ int quad_segment_agg(int sz, struct line_fit_pt *lfps, int indices[4]){
     int rvalloc_pos = 0;
     int rvalloc_size = 3*sz;
     cv::AutoBuffer<struct remove_vertex, 0> rvalloc_(std::max(1, rvalloc_size));
-    memset(rvalloc_, 0, sizeof(rvalloc_[0]) * rvalloc_.size()); // TODO Add AutoBuffer zero fill
+    memset(rvalloc_.data(), 0, sizeof(rvalloc_[0]) * rvalloc_.size()); // TODO Add AutoBuffer zero fill
-    struct remove_vertex *rvalloc = rvalloc_;
+    struct remove_vertex *rvalloc = rvalloc_.data();
     cv::AutoBuffer<struct segment, 0> segs_(std::max(1, sz)); // TODO Add AutoBuffer zero fill
-    memset(segs_, 0, sizeof(segs_[0]) * segs_.size());
+    memset(segs_.data(), 0, sizeof(segs_[0]) * segs_.size());
-    struct segment *segs = segs_;
+    struct segment *segs = segs_.data();
 
     // populate with initial entries
     for (int i = 0; i < sz; i++) {
@@ -753,8 +753,8 @@ int fit_quad(const Ptr<DetectorParameters> &_params, const Mat im, zarray_t *clu
     // efficiently computed for any contiguous range of indices.
 
     cv::AutoBuffer<struct line_fit_pt, 64> lfps_(sz);
-    memset(lfps_, 0, sizeof(lfps_[0]) * lfps_.size()); // TODO Add AutoBuffer zero fill
+    memset(lfps_.data(), 0, sizeof(lfps_[0]) * lfps_.size()); // TODO Add AutoBuffer zero fill
-    struct line_fit_pt *lfps = lfps_;
+    struct line_fit_pt *lfps = lfps_.data();
 
     for (int i = 0; i < sz; i++) {
         struct pt *p;

builder/assets/clever/setup.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/env python
 
 from distutils.core import setup
 

builder/assets/examples/flight_marker.py

@@ -1,4 +1,4 @@
-# Information: https://clover.coex.tech/en/aruco.html
+# Information: https://clover.coex.tech/aruco
 
 import rospy
 from clover import srv

builder/assets/examples/get_telemetry.py

@@ -0,0 +1,11 @@
+# Information: https://clover.coex.tech/en/simple_offboard.html#gettelemetry
+
+import rospy
+from clover import srv
+
+rospy.init_node('flight')
+
+get_telemetry = rospy.ServiceProxy('get_telemetry', srv.GetTelemetry)
+
+# Print drone's state
+print(get_telemetry())

builder/assets/examples/leds.py

@@ -1,4 +1,4 @@
-# Information: https://clover.coex.tech/en/leds.html
+# Information: https://clover.coex.tech/led
 
 import rospy
 from clover.srv import SetLEDEffect

builder/assets/hardware_setup.sh

@@ -65,7 +65,7 @@ echo_stamp "#6 Turn on UART"
 # https://github.com/RPi-Distro/raspi-config/pull/75
 /usr/bin/raspi-config nonint do_serial 1
 /usr/bin/raspi-config nonint set_config_var enable_uart 1 /boot/config.txt
-/usr/bin/raspi-config nonint set_config_var dtoverlay pi3-disable-bt /boot/config.txt
+echo dtoverlay=pi3-disable-bt >> /boot/config.txt
 systemctl disable hciuart.service
 
 # After adding to Raspbian OS

builder/assets/noetic-rosdep-clover.yaml

@@ -1,18 +0,0 @@
-async_web_server_cpp:
-  debian:
-    buster: [ros-noetic-async-web-server-cpp]
-led_msgs:
-  debian:
-    buster: [ros-noetic-led-msgs]
-ros_pytest:
-  debian:
-    buster: [ros-noetic-ros-pytest]
-tf2_web_republisher:
-  debian:
-    buster: [ros-noetic-tf2-web-republisher]
-web_video_server:
-  debian:
-    buster: [ros-noetic-web-video-server]
-ws281x:
-  debian:
-    buster: [ros-noetic-ws281x]

builder/assets/roscore.service

@@ -3,7 +3,7 @@ Description=Launcher for the ROS master, parameter server and rosout logging nod
 
 [Service]
 User=pi
-ExecStart=/bin/sh -c ". /opt/ros/noetic/setup.sh; ROS_HOSTNAME=`hostname`.local exec roscore"
+ExecStart=/bin/sh -c ". /opt/ros/melodic/setup.sh; ROS_HOSTNAME=`hostname`.local exec roscore"
 Restart=on-failure
 RestartSec=3
 

builder/image-build.sh

@@ -15,7 +15,7 @@
 
 set -e # Exit immidiately on non-zero result
 
-SOURCE_IMAGE="https://downloads.raspberrypi.org/raspios_lite_arm64/images/raspios_lite_arm64-2020-08-24/2020-08-20-raspios-buster-arm64-lite.zip"
+SOURCE_IMAGE="https://downloads.raspberrypi.org/raspios_lite_armhf/images/raspios_lite_armhf-2021-01-12/2021-01-11-raspios-buster-armhf-lite.zip"
 
 export DEBIAN_FRONTEND=${DEBIAN_FRONTEND:='noninteractive'}
 export LANG=${LANG:='C.UTF-8'}
@@ -116,7 +116,7 @@ ${BUILDER_DIR}/image-chroot.sh ${IMAGE_PATH} copy ${SCRIPTS_DIR}'/assets/avahi-s
 # Clover
 ${BUILDER_DIR}/image-chroot.sh ${IMAGE_PATH} copy ${SCRIPTS_DIR}'/assets/clover.service' '/lib/systemd/system/'
 ${BUILDER_DIR}/image-chroot.sh ${IMAGE_PATH} copy ${SCRIPTS_DIR}'/assets/roscore.service' '/lib/systemd/system/'
-${BUILDER_DIR}/image-chroot.sh ${IMAGE_PATH} copy ${SCRIPTS_DIR}'/assets/noetic-rosdep-clover.yaml' '/etc/ros/rosdep/'
+${BUILDER_DIR}/image-chroot.sh ${IMAGE_PATH} copy ${SCRIPTS_DIR}'/assets/melodic-rosdep-clover.yaml' '/etc/ros/rosdep/'
 ${BUILDER_DIR}/image-chroot.sh ${IMAGE_PATH} copy ${SCRIPTS_DIR}'/assets/ros_python_paths' '/etc/sudoers.d/'
 ${BUILDER_DIR}/image-chroot.sh ${IMAGE_PATH} copy ${SCRIPTS_DIR}'/assets/pigpiod.service' '/lib/systemd/system/'
 ${BUILDER_DIR}/image-chroot.sh ${IMAGE_PATH} copy ${SCRIPTS_DIR}'/assets/launch.nanorc' '/usr/share/nano/'

builder/image-init.sh

@@ -55,4 +55,7 @@ echo_stamp "Set max space for syslogs"
 # https://unix.stackexchange.com/questions/139513/how-to-clear-journalctl
 sed -i 's/#SystemMaxUse=/SystemMaxUse=200M/' /etc/systemd/journald.conf
 
+echo_stamp "Move /etc/ld.so.preload out of the way"
+mv /etc/ld.so.preload /etc/ld.so.preload.disabled-for-build
+
 echo_stamp "End of init image"

builder/image-ros.sh

@@ -21,9 +21,6 @@ INSTALL_ROS_PACK_SOURCES=$3
 DISCOVER_ROS_PACK=$4
 NUMBER_THREADS=$5
 
-# Current ROS distribution
-ROS_DISTRO=noetic
-
 echo_stamp() {
   # TEMPLATE: echo_stamp <TEXT> <TYPE>
   # TYPE: SUCCESS, ERROR, INFO
@@ -71,8 +68,7 @@ my_travis_retry() {
 # TODO: 'kinetic-rosdep-clover.yaml' should add only if we use our repo?
 echo_stamp "Init rosdep"
 my_travis_retry rosdep init
-# FIXME: Re-add this after missing packages are built
+echo "yaml file:///etc/ros/rosdep/melodic-rosdep-clover.yaml" >> /etc/ros/rosdep/sources.list.d/20-default.list
-echo "yaml file:///etc/ros/rosdep/${ROS_DISTRO}-rosdep-clover.yaml" >> /etc/ros/rosdep/sources.list.d/20-default.list
 my_travis_retry rosdep update
 
 echo_stamp "Populate rosdep for ROS user"
@@ -80,36 +76,22 @@ my_travis_retry sudo -u pi rosdep update
 
 export ROS_IP='127.0.0.1' # needed for running tests
 
-echo_stamp "Reconfiguring Clover repository for simplier unshallowing"
+# echo_stamp "Reconfiguring Clover repository for simplier unshallowing" # TODO: bring back
-cd /home/pi/catkin_ws/src/clover
+# cd /home/pi/catkin_ws/src/clover
-git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*"
+# git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*"
-
+echo_stamp "Remove .git from Clover to reduce the size"
-# This is sort of a hack to force "custom" packages to be installed - the ones built by COEX, linked against OpenCV 4.2
+rm -rf /home/pi/catkin_ws/src/clover/.git # TODO: remove
-# I **wish** OpenCV would not be such a mess, but, well, here we are.
-echo_stamp "Installing OpenCV 4.2-compatible ROS packages"
-apt install -y --no-install-recommends \
-ros-${ROS_DISTRO}-compressed-image-transport=1.14.0-0buster \
-ros-${ROS_DISTRO}-cv-bridge=1.15.0-0buster \
-ros-${ROS_DISTRO}-cv-camera=0.5.0-0buster \
-ros-${ROS_DISTRO}-image-publisher=1.15.2-0buster \
-ros-${ROS_DISTRO}-web-video-server=0.2.1-0buster
-apt-mark hold \
-ros-${ROS_DISTRO}-compressed-image-transport \
-ros-${ROS_DISTRO}-cv-bridge \
-ros-${ROS_DISTRO}-cv-camera \
-ros-${ROS_DISTRO}-image-publisher \
-ros-${ROS_DISTRO}-web-video-server
 
 echo_stamp "Build and install Clover"
 cd /home/pi/catkin_ws
 # Don't try to install gazebo_ros
-my_travis_retry rosdep install -y --from-paths src --ignore-src --rosdistro ${ROS_DISTRO} --os=debian:buster \
+my_travis_retry rosdep install -y --from-paths src --ignore-src --rosdistro melodic --os=debian:buster \
   --skip-keys=gazebo_ros --skip-keys=gazebo_plugins
-my_travis_retry pip3 install wheel
+my_travis_retry pip install wheel
-my_travis_retry pip3 install -r /home/pi/catkin_ws/src/clover/clover/requirements.txt
+my_travis_retry pip install -r /home/pi/catkin_ws/src/clover/clover/requirements.txt
-source /opt/ros/${ROS_DISTRO}/setup.bash
+source /opt/ros/melodic/setup.bash
 # Don't build simulation plugins for actual drone
-catkin_make -j2 -DCMAKE_BUILD_TYPE=RelWithDebInfo -DCATKIN_BLACKLIST_PACKAGES=clover_gazebo_plugins
+catkin_make -j2 -DCMAKE_BUILD_TYPE=Release -DCATKIN_BLACKLIST_PACKAGES=clover_gazebo_plugins
 
 echo_stamp "Install clever package (for backwards compatibility)"
 cd /home/pi/catkin_ws/src/clover/builder/assets/clever
@@ -119,24 +101,30 @@ rm -rf build  # remove build artifacts
 echo_stamp "Build Clover documentation"
 cd /home/pi/catkin_ws/src/clover
 NPM_CONFIG_UNSAFE_PERM=true npm install gitbook-cli -g
+NPM_CONFIG_UNSAFE_PERM=true gitbook fetch 3.2.3 && npm i npm@3.10.10 --prefix=~/.gitbook/versions/3.2.3/ # fixing https://travis-ci.org/github/CopterExpress/clover/jobs/766541125#L932
 NPM_CONFIG_UNSAFE_PERM=true gitbook install
 gitbook build
 touch node_modules/CATKIN_IGNORE docs/CATKIN_IGNORE _book/CATKIN_IGNORE clover/www/CATKIN_IGNORE apps/CATKIN_IGNORE # ignore documentation files by catkin
 
 echo_stamp "Installing additional ROS packages"
 my_travis_retry apt-get install -y --no-install-recommends \
-    ros-${ROS_DISTRO}-dynamic-reconfigure \
+    ros-melodic-dynamic-reconfigure \
-    ros-${ROS_DISTRO}-rosbridge-suite \
+    ros-melodic-compressed-image-transport \
-    ros-${ROS_DISTRO}-rosserial \
+    ros-melodic-rosbridge-suite \
-    ros-${ROS_DISTRO}-usb-cam \
+    ros-melodic-rosserial \
-    ros-${ROS_DISTRO}-vl53l1x \
+    ros-melodic-usb-cam \
-    ros-${ROS_DISTRO}-ws281x \
+    ros-melodic-vl53l1x \
-    ros-${ROS_DISTRO}-rosshow
+    ros-melodic-ws281x \
+    ros-melodic-rosshow
 
 # TODO move GeographicLib datasets to Mavros debian package
 echo_stamp "Install GeographicLib datasets (needed for mavros)" \
 && wget -qO- https://raw.githubusercontent.com/mavlink/mavros/master/mavros/scripts/install_geographiclib_datasets.sh | bash
 
+# FIXME: Buster comes with tornado==5.1.1 but we need tornado==4.2.1 for rosbridge_suite
+# (note that Python 3 will still have a more recent version)
+pip install tornado==4.2.1
+
 echo_stamp "Running tests"
 cd /home/pi/catkin_ws
 # FIXME: Investigate failing tests
@@ -153,7 +141,7 @@ cat << EOF >> /home/pi/.bashrc
 LANG='C.UTF-8'
 LC_ALL='C.UTF-8'
 export ROS_HOSTNAME=\`hostname\`.local
-source /opt/ros/${ROS_DISTRO}/setup.bash
+source /opt/ros/melodic/setup.bash
 source /home/pi/catkin_ws/devel/setup.bash
 EOF
 

builder/image-software.sh

@@ -70,8 +70,8 @@ apt-get update \
 && apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-key C1CF6E31E6BADE8868B172B4F42ED6FBAB17C654
 
 echo "deb http://packages.ros.org/ros/ubuntu buster main" > /etc/apt/sources.list.d/ros-latest.list
-echo "deb http://deb.coex.tech/opencv4 buster main" > /etc/apt/sources.list.d/opencv3.list
+echo "deb http://deb.coex.tech/opencv3 buster main" > /etc/apt/sources.list.d/opencv3.list
-echo "deb http://deb.coex.tech/ros buster main" > /etc/apt/sources.list.d/rpi-ros-melodic.list
+echo "deb http://deb.coex.tech/rpi-ros-melodic buster main" > /etc/apt/sources.list.d/rpi-ros-melodic.list
 echo "deb http://deb.coex.tech/clover buster main" > /etc/apt/sources.list.d/clover.list
 
 echo_stamp "Update apt cache"
@@ -82,6 +82,7 @@ apt-get update
 
 # Let's retry fetching those packages several times, just in case
 echo_stamp "Software installing"
+my_travis_retry apt-get install --no-install-recommends -y cmake-data=3.13.4-1 cmake=3.13.4-1 # FIXME: using older CMake due to https://travis-ci.org/github/CopterExpress/clover/jobs/764367665#L6984
 my_travis_retry apt-get install --no-install-recommends -y \
 unzip \
 zip \
@@ -94,21 +95,22 @@ lsof \
 git \
 dnsmasq  \
 tmux \
+tree \
 vim \
-cmake \
+libjpeg8 \
 tcpdump \
+ltrace \
 libpoco-dev \
 libzbar0 \
-python3-rosdep \
+python-rosdep \
-python3-rosinstall-generator \
+python-rosinstall-generator \
-python3-wstool \
+python-wstool \
-python3-rosinstall \
+python-rosinstall \
 build-essential \
 libffi-dev \
 monkey \
 pigpio python-pigpio python3-pigpio \
 i2c-tools \
-espeak espeak-data python-espeak python3-espeak \
 ntpdate \
 python-dev \
 python3-dev \
@@ -122,9 +124,10 @@ sed -i "s/updates_available//" /usr/share/byobu/status/status
 
 echo_stamp "Installing pip"
 curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
+curl https://bootstrap.pypa.io/pip/2.7/get-pip.py -o get-pip2.py
 python3 get-pip.py
-python get-pip.py
+python get-pip2.py
-rm get-pip.py
+rm get-pip.py get-pip2.py
 #my_travis_retry pip install --upgrade pip
 #my_travis_retry pip3 install --upgrade pip
 
@@ -134,26 +137,28 @@ pip3 --version
 
 echo_stamp "Install and enable Butterfly (web terminal)"
 echo_stamp "Workaround for tornado >= 6.0 breaking butterfly"
+export CRYPTOGRAPHY_DONT_BUILD_RUST=1
 my_travis_retry pip3 install tornado==5.1.1
 my_travis_retry pip3 install butterfly
 my_travis_retry pip3 install butterfly[systemd]
 systemctl enable butterfly.socket
 
 echo_stamp "Install ws281x library"
-my_travis_retry pip3 install --prefer-binary rpi_ws281x
+my_travis_retry pip install --prefer-binary rpi_ws281x
 
 echo_stamp "Setup Monkey"
 mv /etc/monkey/sites/default /etc/monkey/sites/default.orig
 mv /root/monkey /etc/monkey/sites/default
+sed -i 's/SymLink Off/SymLink On/' /etc/monkey/monkey.conf
 systemctl enable monkey.service
 
 echo_stamp "Install Node.js"
 cd /home/pi
-wget https://nodejs.org/dist/v10.15.0/node-v10.15.0-linux-arm64.tar.gz
+wget https://nodejs.org/dist/v10.15.0/node-v10.15.0-linux-armv6l.tar.gz
-tar -xzf node-v10.15.0-linux-arm64.tar.gz
+tar -xzf node-v10.15.0-linux-armv6l.tar.gz
-cp -R node-v10.15.0-linux-arm64/* /usr/local/
+cp -R node-v10.15.0-linux-armv6l/* /usr/local/
-rm -rf node-v10.15.0-linux-arm64/
+rm -rf node-v10.15.0-linux-armv6l/
-rm node-v10.15.0-linux-arm64.tar.gz
+rm node-v10.15.0-linux-armv6l.tar.gz
 
 echo_stamp "Installing ptvsd"
 my_travis_retry pip install ptvsd

builder/image-validate.sh

@@ -16,9 +16,9 @@ set -ex
 
 echo "Run image tests"
 
-export ROS_DISTRO='noetic'
+export ROS_DISTRO='melodic'
 export ROS_IP='127.0.0.1'
-source /opt/ros/${ROS_DISTRO}/setup.bash
+source /opt/ros/melodic/setup.bash
 source /home/pi/catkin_ws/devel/setup.bash
 
 cd /home/pi/catkin_ws/src/clover/builder/test/
@@ -26,3 +26,6 @@ cd /home/pi/catkin_ws/src/clover/builder/test/
 ./tests.py
 ./tests_py3.py
 [[ $(./tests_clever.py) == "Warning: clever package is renamed to clover" ]]  # test backwards compatibility
+
+echo "Move /etc/ld.so.preload back to its original position"
+mv /etc/ld.so.preload.disabled-for-build /etc/ld.so.preload

builder/standalone-install.sh

@@ -5,40 +5,21 @@ set -e
 # Step 1: Install pip
 apt update
 apt install -y curl
-curl https://bootstrap.pypa.io/get-pip.py -o get-pip.py
+curl https://bootstrap.pypa.io/pip/2.7/get-pip.py -o get-pip.py
-if [ "x${ROS_PYTHON_VERSION}" = "x3" ]; then
+python ./get-pip.py
-  PYTHON=python3
-else
-  PYTHON=python
-fi
-
-${PYTHON} ./get-pip.py
 
 # Step 1.5: Add deb.coex.tech to apt
 curl http://deb.coex.tech/aptly_repo_signing.key 2> /dev/null | apt-key add -
 echo "deb http://deb.coex.tech/ros xenial main" > /etc/apt/sources.list.d/coex.tech.list
 echo "yaml file:///etc/ros/rosdep/coex.yaml" > /etc/ros/rosdep/sources.list.d/99-coex.list
-CODENAME=$(lsb_release -sc)
-
 cat <<EOF > /etc/ros/rosdep/coex.yaml
 led_msgs:
   ubuntu:
-    ${CODENAME}: [ros-${ROS_DISTRO}-led-msgs]
+    xenial: ros-kinetic-led-msgs
-async_web_server_cpp:
+    bionic: ros-melodic-led-msgs
-  ubuntu:
+  debian:
-    ${CODENAME}: [ros-${ROS_DISTRO}-async-web-server-cpp]
+    stretch: ros-kinetic-led-msgs
-ros_pytest:
+    buster: ros-melodic-led-msgs
-  ubuntu:
-    ${CODENAME}: [ros-${ROS_DISTRO}-ros-pytest]
-tf2_web_republisher:
-  ubuntu:
-    ${CODENAME}: [ros-${ROS_DISTRO}-tf2-web-republisher]
-web_video_server:
-  ubuntu:
-    ${CODENAME}: [ros-${ROS_DISTRO}-web-video-server]
-ws281x:
-  ubuntu:
-    ${CODENAME}: [ros-${ROS_DISTRO}-ws281x]
 EOF
 apt update
 rosdep update
@@ -56,7 +37,10 @@ cd /root/catkin_ws
 catkin_make
 
 # Step 4: Run tests
-${PYTHON} -m pip install --upgrade pytest
+pip install --upgrade pytest
 cd /root/catkin_ws
 source devel/setup.bash
 catkin_make run_tests && catkin_test_results
+
+# Step 5: Install packages
+catkin_make install

builder/test/tests.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/env python
 
 # validate all required modules installed
 
@@ -25,7 +25,7 @@ import pymavlink
 from pymavlink import mavutil
 import rpi_ws281x
 import pigpio
-from espeak import espeak
+# from espeak import espeak
 from pyzbar import pyzbar
 
-print(cv2.getBuildInformation())
+print cv2.getBuildInformation()

builder/test/tests.sh

@@ -32,7 +32,7 @@ monkey --version
 pigpiod -v
 i2cdetect -V
 butterfly -h
-espeak --version
+# espeak --version
 mjpg_streamer --version
 
 # ros stuff
@@ -43,6 +43,8 @@ rosversion aruco_pose
 rosversion vl53l1x
 rosversion mavros
 rosversion mavros_extras
+rosversion ws281x
+rosversion led_msgs
 rosversion dynamic_reconfigure
 rosversion tf2_web_republisher
 rosversion compressed_image_transport

builder/test/tests_clever.py

@@ -1,4 +1,4 @@
-#!/usr/bin/env python3
+#!/usr/bin/env python
 
 # test backwards compatibility
 

check_unused_assets.py

@@ -4,7 +4,9 @@ import os
 import sys
 import subprocess
 
-EXCLUDE = ('clever4-front-white.png', '.DS_Store', 'clever4-front-black-large.png')
+EXCLUDE = ('clever4-front-white.png', 'clever4-front-white-large.png', '.DS_Store',
+    'clever4-front-black-large.png','clover42-black.png')
+
 code = 0
 
 os.chdir('./docs')

clover/CHANGELOG.rst

@@ -0,0 +1,8 @@
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+Changelog for package clover
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+0.21.1 (2020-11-17)
+-------------------
+* First release of clover package to ROS
+* Contributors: Alexey Rogachevskiy, Arthur Golubtsov, Oleg Kalachev

clover/CMakeLists.txt

@@ -24,21 +24,14 @@ find_package(catkin REQUIRED COMPONENTS
   tf2_ros
   image_transport
   cv_bridge
+  catkin_virtualenv
 )
 
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/cmake")
 
 find_package(GeographicLib REQUIRED)
 
-# Workaround for OpenCV 3/4 support
+find_package(OpenCV 3 REQUIRED
-set(_opencv_version 4)
-find_package(OpenCV ${_opencv_version} QUIET COMPONENTS calib3d imgproc)
-if (NOT OpenCV_FOUND)
-  message(STATUS "Did not find OpenCV 4, searching for OpenCV 3")
-  set(_opencv_version 3)
-endif()
-
-find_package(OpenCV ${_opencv_version} REQUIRED
   COMPONENTS
     calib3d
     imgproc
@@ -140,6 +133,16 @@ generate_messages(
 ## LIBRARIES: libraries you create in this project that dependent projects also need
 ## CATKIN_DEPENDS: catkin_packages dependent projects also need
 ## DEPENDS: system dependencies of this project that dependent projects also need
+
+# Generate the virtualenv
+catkin_generate_virtualenv(INPUT_REQUIREMENTS requirements.in)
+
+# Make sure your python executables are installed using `catkin_install_python`:
+catkin_install_python(
+  PROGRAMS
+    src/selfcheck.py
+  DESTINATION ${CATKIN_PACKAGE_BIN_DESTINATION})
+
 catkin_package(
 #  INCLUDE_DIRS include
   LIBRARIES ${PROJECT_NAME}
@@ -256,15 +259,8 @@ target_link_libraries(${PROJECT_NAME}
 # )
 
 ## Mark other files for installation (e.g. launch and bag files, etc.)
-# install(FILES
+ install(FILES requirements.in
-#   # myfile1
+       	 DESTINATION ${CATKIN_PACKAGE_SHARE_DESTINATION})
-#   # myfile2
-#   DESTINATION ${CATKIN_PACKAGE_SHARE_DESTINATION}
-# )
-
-catkin_install_python(PROGRAMS src/selfcheck.py
-  DESTINATION ${CATKIN_PACKAGE_BIN_DESTINATION}
-)
 
 # Only install udev rules when building a Debian package
 # FIXME: Other operating systems may have other prefixes

clover/README.md

@@ -4,7 +4,7 @@ A bundle for autonomous navigation and drone control.
 
 ## Manual installation
 
-Install ROS Noetic according to the [documentation](http://wiki.ros.org/noetic/Installation), then [create a Catkin workspace](http://wiki.ros.org/catkin/Tutorials/create_a_workspace).
+Install ROS Melodic according to the [documentation](http://wiki.ros.org/melodic/Installation), then [create a Catkin workspace](http://wiki.ros.org/catkin/Tutorials/create_a_workspace).
 
 Clone this repo to directory `~/catkin_ws/src/clover`:
 
@@ -44,16 +44,12 @@ Alternatively you may change the `fcu_url` property in `mavros.launch` file to p
 
 ## Running
 
-To start connection to SITL, use:
-
-```bash
-roslaunch clover sitl.launch
-```
-
 To start connection to the flight controller, use:
 
 ```bash
 roslaunch clover clover.launch
 ```
 
+For the simulation information see the [corresponding article](https://clover.coex.tech/en/simulation.html).
+
 > Note that the package is configured to connect to `/dev/px4fmu` by default (see [previous section](#manual-installation)). Install udev rules or specify path to your FCU device in `mavros.launch`.

clover/launch/aruco.launch

@@ -2,37 +2,30 @@
     <arg name="aruco_detect" default="true"/>
     <arg name="aruco_map" default="false"/>
     <arg name="aruco_vpe" default="false"/>
-    <arg name="placement" default="floor"/> <!-- markers placement: floor, ceiling, unknown -->
-    <arg name="length" default="0.33"/> <!-- not-in-map markers length, m -->
-    <arg name="map" default="map.txt"/> <!-- markers map file name -->
 
     <!-- For additional help go to https://clover.coex.tech/aruco -->
 
     <!-- aruco_detect: detect aruco markers, estimate poses -->
-    <node name="aruco_detect" pkg="nodelet" if="$(arg aruco_detect)" type="nodelet" args="load aruco_pose/aruco_detect nodelet_manager" output="screen" clear_params="true" respawn="true">
+    <node name="aruco_detect" pkg="nodelet" if="$(arg aruco_detect)" type="nodelet" args="load aruco_pose/aruco_detect nodelet_manager" output="screen" clear_params="true">
         <remap from="image_raw" to="main_camera/image_raw"/>
         <remap from="camera_info" to="main_camera/camera_info"/>
         <remap from="map_markers" to="aruco_map/markers" if="$(arg aruco_map)"/>
         <param name="estimate_poses" value="true"/>
         <param name="send_tf" value="true"/>
-        <param name="known_tilt" value="map" if="$(eval placement == 'floor')"/>
+        <param name="known_tilt" value="map"/>
-        <param name="known_tilt" value="map_flipped" if="$(eval placement == 'ceiling')"/>
+        <param name="length" value="0.33"/>
-        <param name="length" value="$(arg length)"/>
         <!-- aruco detector parameters -->
         <param name="cornerRefinementMethod" value="2"/> <!-- contour refinement -->
         <param name="minMarkerPerimeterRate" value="0.075"/> <!-- 0.075 for 320x240, 0.0375 for 640x480 -->
-        <!-- length override example: -->
-        <!-- <param name="length_override/3" value="0.1"/> -->
     </node>
 
     <!-- aruco_map: estimate aruco map pose -->
-    <node name="aruco_map" pkg="nodelet" type="nodelet" if="$(arg aruco_map)" args="load aruco_pose/aruco_map nodelet_manager" output="screen" clear_params="true" respawn="true">
+    <node name="aruco_map" pkg="nodelet" type="nodelet" if="$(arg aruco_map)" args="load aruco_pose/aruco_map nodelet_manager" output="screen" clear_params="true">
         <remap from="image_raw" to="main_camera/image_raw"/>
         <remap from="camera_info" to="main_camera/camera_info"/>
         <remap from="markers" to="aruco_detect/markers"/>
-        <param name="map" value="$(find aruco_pose)/map/$(arg map)"/>
+        <param name="map" value="$(find aruco_pose)/map/map.txt"/>
-        <param name="known_tilt" value="map" if="$(eval placement == 'floor')"/>
+        <param name="known_tilt" value="map"/>
-        <param name="known_tilt" value="map_flipped" if="$(eval placement == 'ceiling')"/>
         <param name="image_axis" value="true"/>
         <param name="frame_id" value="aruco_map_detected" if="$(arg aruco_vpe)"/>
         <param name="frame_id" value="aruco_map" unless="$(arg aruco_vpe)"/>

clover/launch/clover.launch

@@ -12,7 +12,6 @@
     <arg name="led" default="true"/>
     <arg name="blocks" default="false"/>
     <arg name="rc" default="true"/>
-    <arg name="shell" default="true"/>
 
     <arg name="simulator" default="false"/> <!-- flag that we are operating on a simulated drone -->
 
@@ -37,7 +36,7 @@
     <include file="$(find clover)/launch/aruco.launch" if="$(arg aruco)"/>
 
     <!-- optical flow -->
-    <node pkg="nodelet" type="nodelet" name="optical_flow" args="load clover/optical_flow nodelet_manager" if="$(arg optical_flow)" clear_params="true" output="screen" respawn="true">
+    <node pkg="nodelet" type="nodelet" name="optical_flow" args="load clover/optical_flow nodelet_manager" if="$(arg optical_flow)" clear_params="true" output="screen">
         <remap from="image_raw" to="main_camera/image_raw"/>
         <remap from="camera_info" to="main_camera/camera_info"/>
         <param name="calc_flow_gyro" value="true"/>
@@ -45,7 +44,7 @@
     </node>
 
     <!-- main nodelet manager -->
-    <node pkg="nodelet" type="nodelet" name="nodelet_manager" args="manager" output="screen" clear_params="true" respawn="true">
+    <node pkg="nodelet" type="nodelet" name="nodelet_manager" args="manager" output="screen" clear_params="true">
         <param name="num_worker_threads" value="2"/>
     </node>
 
@@ -91,9 +90,6 @@
         <param name="use_fake_gcs" value="false"/>
     </node>
 
-    <!-- Shell access through ROS service -->
-    <node name="shell" pkg="clover" type="shell" output="screen" if="$(arg shell)"/>
-
     <!-- Update static directory -->
     <node pkg="roswww_static" name="roswww_static" type="main.py" clear_params="true">
         <param name="default_package" value="clover"/>

clover/launch/main_camera.launch

@@ -18,7 +18,7 @@
     <!-- <node pkg="tf2_ros" type="static_transform_publisher" name="main_camera_frame" args="0.05 0 -0.07 -1.5707963 0 3.1415926 base_link main_camera_optical"/> -->
 
     <!-- camera node -->
-    <node pkg="nodelet" type="nodelet" name="main_camera" args="load cv_camera/CvCameraNodelet nodelet_manager" clear_params="true" unless="$(arg simulator)" respawn="true">
+    <node pkg="nodelet" type="nodelet" name="main_camera" args="load cv_camera/CvCameraNodelet nodelet_manager" clear_params="true" unless="$(arg simulator)">
         <param name="device_path" value="/dev/video0"/> <!-- v4l2 device -->
         <param name="frame_id" value="main_camera_optical"/>
         <param name="camera_info_url" value="file://$(find clover)/camera_info/fisheye_cam.yaml"/>

clover/launch/mavros.launch

@@ -6,13 +6,15 @@
     <arg name="viz" default="true"/>
     <arg name="respawn" default="true"/>
     <arg name="distance_sensor_remap" default="rangefinder/range"/>
+    <arg name="usb_device" default="/dev/px4fmu"/>
+    <arg name="prefix" default="bash -c 'while [ ! -e $(arg usb_device) ]; do sleep 1; done; $0 $@'" if="$(eval fcu_conn == 'usb')"/>
 
-    <node pkg="mavros" type="mavros_node" name="mavros" required="false" clear_params="true" respawn="$(arg respawn)" unless="$(eval fcu_conn == 'none')" respawn_delay="1" output="screen">
+    <node pkg="mavros" type="mavros_node" name="mavros" launch-prefix="$(arg prefix)" required="false" clear_params="true" respawn="$(arg respawn)" unless="$(eval fcu_conn == 'none')" respawn_delay="1" output="screen">
         <!-- UART connection -->
         <param name="fcu_url" value="/dev/ttyAMA0:921600" if="$(eval fcu_conn is None or fcu_conn == 'uart')"/>
 
         <!-- USB connection -->
-        <param name="fcu_url" value="/dev/px4fmu" if="$(eval fcu_conn == 'usb')"/>
+        <param name="fcu_url" value="$(arg usb_device)" if="$(eval fcu_conn == 'usb')"/>
 
         <!-- sitl before PX4 1.9.0 -->
         <param name="fcu_url" value="udp://@$(arg fcu_ip):14557" if="$(eval fcu_conn == 'udp')"/>

clover/launch/sitl.launch

@@ -1,19 +0,0 @@
-<launch>
-    <!-- clover configuration for testing in sitl -->
-    <arg name="ip" default="127.0.0.1"/>
-    <arg name="rosbridge" default="false"/>
-
-    <include file="$(find clover)/launch/clover.launch">
-        <arg name="fcu_conn" value="udp"/>
-        <arg name="fcu_ip" value="$(arg ip)"/>
-        <arg name="gcs_bridge" value="false"/>
-        <arg name="optical_flow" value="false"/>
-        <arg name="web_video_server" default="false"/>
-        <arg name="main_camera" default="false"/>
-        <arg name="rosbridge" value="$(arg rosbridge)"/>
-        <arg name="aruco" default="false"/>
-        <arg name="rangefinder_vl53l1x" default="false"/>
-        <arg name="led" default="false"/>
-        <arg name="rc" default="false"/>
-    </include>
-</launch>

clover/package.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
-<package format="3">
+<package format="2">
   <name>clover</name>
-  <version>0.0.1</version>
+  <version>0.21.2</version>
   <description>The Clover package</description>
 
   <maintainer email="okalachev@gmail.com">Oleg Kalachev</maintainer>
@@ -15,6 +15,7 @@
 
   <!-- Package format specifier version 2.0 allows specifying dependencies for both
    build- and runtime in a single <depend> element -->
+  <build_depend>catkin_virtualenv</build_depend>
   <depend>message_generation</depend>
   <depend>roscpp</depend>
   <depend>rospy</depend>
@@ -37,9 +38,9 @@
   <depend>rosbridge_server</depend>
   <depend>web_video_server</depend>
   <depend>tf2_web_republisher</depend>
-  <depend condition="$ROS_PYTHON_VERSION == 2">python-lxml</depend>
+  <depend>python-lxml</depend>
-  <depend condition="$ROS_PYTHON_VERSION == 3">python3-lxml</depend>
+  <test_depend>ros_pytest</test_depend>
-  <exec_depend>python-pymavlink</exec_depend>
+  <!-- <exec_depend>python-pymavlink</exec_depend> -->
   <!-- Use test_depend for packages you need only for testing: -->
   <!--   <test_depend>gtest</test_depend> -->
 
@@ -47,5 +48,6 @@
   <export>
     <nodelet plugin="${prefix}/nodelet_plugins.xml" />
     <!-- Other tools can request additional information be placed here -->
+    <pip_requirements>requirements.in</pip_requirements>
   </export>
 </package>

clover/requirements.in

@@ -0,0 +1,13 @@
+click>=7.1.2
+docopt>=0.6.2
+flask>=1.1.1
+future>=0.18.2
+geopy>=1.11.0
+itsdangerous>=1.1.0
+jinja2>=2.11.3
+lxml>=4.6.3
+markupsafe>=1.1.1
+pymavlink>=2.4.14
+smbus2>=0.3.0
+vl53l1x>=0.0.5
+werkzeug>=1.0.1

clover/requirements.txt

@@ -1,5 +0,0 @@
-flask==1.1.1
-docopt==0.6.2
-geopy==1.11.0
-smbus2==0.3.0
-VL53L1X==0.0.5

clover/src/optical_flow.cpp

@@ -70,6 +70,7 @@ private:
 		roi_rad_ = nh_priv.param("roi_rad", 0.0);
 		calc_flow_gyro_ = nh_priv.param("calc_flow_gyro", false);
 
+		img_sub_ = it.subscribeCamera("image_raw", 1, &OpticalFlow::flow, this);
 		img_pub_ = it_priv.advertise("debug", 1);
 		flow_pub_ = nh.advertise<mavros_msgs::OpticalFlowRad>("mavros/px4flow/raw/send", 1);
 		velo_pub_ = nh_priv.advertise<geometry_msgs::TwistStamped>("angular_velocity", 1);
@@ -82,8 +83,6 @@ private:
 		flow_.distance = -1; // no distance sensor available
 		flow_.temperature = 0;
 
-		img_sub_ = it.subscribeCamera("image_raw", 1, &OpticalFlow::flow, this);
-
 		NODELET_INFO("Optical Flow initialized");
 	}
 

clover/src/selfcheck.py

@@ -138,7 +138,7 @@ def mavlink_exec(cmd, timeout=3.0):
         timeout=3,
         baudrate=0,
         count=len(cmd),
-        data=[ord(c) for c in cmd.ljust(70, '\0')])
+        data=map(ord, cmd.ljust(70, '\0')))
     msg.pack(link)
     ros_msg = mavlink.convert_to_rosmsg(msg)
     mavlink_pub.publish(ros_msg)
@@ -609,7 +609,7 @@ def check_rangefinder():
 
 @check('Boot duration')
 def check_boot_duration():
-    output = subprocess.check_output('systemd-analyze').decode()
+    output = subprocess.check_output('systemd-analyze')
     r = re.compile(r'([\d\.]+)s\s*$', flags=re.MULTILINE)
     duration = float(r.search(output).groups()[0])
     if duration > 15:
@@ -620,7 +620,7 @@ def check_boot_duration():
 def check_cpu_usage():
     WHITELIST = 'nodelet',
     CMD = "top -n 1 -b -i | tail -n +8 | awk '{ printf(\"%-8s\\t%-8s\\t%-8s\\n\", $1, $9, $12); }'"
-    output = subprocess.check_output(CMD, shell=True).decode()
+    output = subprocess.check_output(CMD, shell=True)
     processes = output.split('\n')
     for process in processes:
         if not process:
@@ -636,7 +636,7 @@ def check_cpu_usage():
 def check_clover_service():
     try:
         output = subprocess.check_output('systemctl show -p ActiveState --value clover.service'.split(),
-                                         stderr=subprocess.STDOUT).decode()
+                                         stderr=subprocess.STDOUT)
     except subprocess.CalledProcessError as e:
         failure('systemctl returned %s: %s', e.returncode, e.output)
         return
@@ -751,7 +751,7 @@ def check_rpi_health():
         # <parameter>=<value>
         # In case of `get_throttled`, <value> is a hexadecimal number
         # with some of the FLAGs OR'ed together
-        output = subprocess.check_output(['vcgencmd', 'get_throttled']).decode()
+        output = subprocess.check_output(['vcgencmd', 'get_throttled'])
     except OSError:
         failure('could not call vcgencmd binary; not a Raspberry Pi?')
         return

clover/test/basic.py

@@ -26,26 +26,5 @@ def test_simple_offboard_services_available():
     rospy.wait_for_service('land', timeout=5)
 
 def test_web_video_server(node):
-    try:
+    import urllib2
-        # Python 2
+    urllib2.urlopen("http://localhost:8080").read()
-        import urllib2 as urllib
-    except ModuleNotFoundError:
-        # Python 3
-        import urllib.request as urllib
-    urllib.urlopen("http://localhost:8080").read()
-
-def test_shell(node):
-    execute = rospy.ServiceProxy('exec', srv.Execute)
-    execute.wait_for_service(5)
-
-    res = execute(cmd='echo foo')
-    assert res.code == 0
-    assert res.output == 'foo\n'
-
-    res = execute(cmd='foo')
-    assert res.code == 32512
-    assert res.output == ''
-
-    res = execute(cmd='ls foo')
-    assert res.code == 512
-    assert res.output == ''

clover/www/clover_version

@@ -0,0 +1 @@
+/etc/clover_version

clover/www/index.html

@@ -1,3 +1,5 @@
+<title>Clover Drone Kit Tools</title>
+
 <h1>Clover Drone Kit Tools</h1>
 
 <ul>
@@ -11,15 +13,15 @@
 
 <div class="version"></div>
 
-<script src="js/roslib.js"></script>
 <script type="text/javascript">
 	document.querySelector("#wvs").href = location.protocol + '//' + location.hostname + ':8080';
 	document.querySelector("#butterfly").href = location.protocol + '//' + location.hostname + ':57575';
 
 	// Determine image version
-	var ros = new ROSLIB.Ros({ url: 'ws://' + location.hostname + ':9090' });
+	fetch('clover_version').then(function(response) {
-	var exec = new ROSLIB.Service({ ros: ros, name : '/exec', serviceType : 'clover/Execute' });
+		if (response.status !== 200) return;
-	exec.callService(new ROSLIB.ServiceRequest({ cmd: 'cat /etc/clover_version' }), function(result) {
+		response.text().then(function(text) {
-		document.querySelector('.version').innerHTML = 'Version: ' + result.output;
+			document.querySelector('.version').innerHTML = 'Version: ' + text;
+		});
 	});
 </script>

clover_blocks/CHANGELOG.rst

@@ -0,0 +1,8 @@
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+Changelog for package clover_blocks
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+0.21.1 (2020-11-17)
+-------------------
+* First release of clover_blocks package to ROS
+* Contributors: Oleg Kalachev

clover_blocks/package.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <package format="2">
   <name>clover_blocks</name>
-  <version>0.0.0</version>
+  <version>0.21.2</version>
   <description>Blockly programming support for Clover</description>
   <maintainer email="okalachev@gmail.com">Oleg Kalachev</maintainer>
   <license>MIT</license>

clover_blocks/src/clover_blocks

@@ -111,7 +111,7 @@ def run(req):
                 'print': _print,
                 'raw_input': _input}
             try:
-                exec(req.code, g)
+                exec req.code in g
             except Stop:
                 rospy.loginfo('Program forced to stop')
             except Exception as e:

clover_blocks/www/python.js

@@ -391,7 +391,7 @@ Blockly.Python.set_led = function(block) {
 
 	if (/^'(.*)'$/.test(colorCode)) { // is simple string
 		let color = parseColor(colorCode);
-		return `set_leds([LEDState(index=int(${index}), r=${color.r}, g=${color.g}, b=${color.b})])\n`; // TODO: check for simple int
+		return `set_leds([LEDState(index=${index}, r=${color.r}, g=${color.g}, b=${color.b})])\n`;
 	} else {
 		let parseColor = Blockly.Python.provideFunction_('parse_color', [PARSE_COLOR]);
 		return `set_leds([LEDState(index=${index}, **${parseColor}(${colorCode}))])\n`;

clover_description/CHANGELOG.rst

@@ -0,0 +1,9 @@
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+Changelog for package clover_description
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+0.21.1 (2020-11-17)
+-------------------
+* First release of clover_description package to ROS
+* Contributors: Alexey Rogachevskiy
+

clover_description/package.xml

@@ -1,6 +1,6 @@
 <package format="2">
   <name>clover_description</name>
-  <version>0.0.1</version>
+  <version>0.21.2</version>
   <description>The clover_description package provides URDF models of the Clover series of quadcopters.</description>
 
   <maintainer email="sfalexrog@gmail.com">Alexey Rogachevskiy</maintainer>

clover_simulation/CHANGELOG.rst

@@ -0,0 +1,8 @@
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+Changelog for package clover_simulation
+^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+0.21.1 (2020-11-17)
+-------------------
+* First release of clover_simulation package to ROS
+* Contributors: Alexey Rogachevskiy

clover_simulation/CMakeLists.txt

@@ -52,7 +52,7 @@ target_compile_options(throttling_camera PRIVATE -std=c++11)
 add_dependencies(throttling_camera ${${PROJECT_NAME}_EXPORTED_TARGETS} ${catkin_EXPORTED_TARGETS})
 
 install(DIRECTORY launch DESTINATION ${CATKIN_PACKAGE_SHARE_DESTINATION})
-install(DIRECTORY meshes DESTINATION ${CATKIN_PACKAGE_SHARE_DESTINATION})
+install(DIRECTORY models DESTINATION ${CATKIN_PACKAGE_SHARE_DESTINATION})
 install(DIRECTORY resources DESTINATION ${CATKIN_PACKAGE_SHARE_DESTINATION})
 
 catkin_install_python(PROGRAMS scripts/aruco_gen

clover_simulation/launch/simulator.launch

@@ -1,4 +1,5 @@
 <launch>
+    <arg name="type" default="gazebo"/> <!-- gazebo, jmavsim, none (only clover packages) -->
     <arg name="mav_id" default="0"/>
     <arg name="est" default="ekf2"/> <!-- PX4 estimator: lpe, ekf2 -->
     <arg name="vehicle" default="clover"/> <!-- PX4 vehicle configuration: clover, clover_vpe -->
@@ -9,22 +10,22 @@
     <arg name="use_clover_physics" default="false"/> <!-- Use inertial parameters from CAD models -->
 
     <!-- Gazebo instance -->
-    <include file="$(find gazebo_ros)/launch/empty_world.launch">
+    <include file="$(find gazebo_ros)/launch/empty_world.launch" if="$(eval type == 'gazebo')">
         <!-- Workaround for crashes in VMware -->
         <env name="SVGA_VGPU10" value="0"/>
         <arg name="gui" value="true"/>
-        <arg name="world_name" value="$(find clover_simulation)/resources/worlds/clover.world"/>
+        <arg name="world_name" value="$(find clover_simulation)/resources/worlds/clover_aruco.world"/>
         <arg name="verbose" value="true"/>
     </include>
 
     <!-- PX4 instance -->
-    <node name="sitl_$(arg mav_id)" pkg="px4" type="px4" output="screen" args="$(find px4)/ROMFS/px4fmu_common -s etc/init.d-posix/rcS -i $(arg mav_id)">
+    <node name="sitl_$(arg mav_id)" pkg="px4" type="px4" output="screen" args="$(find px4)/ROMFS/px4fmu_common -s etc/init.d-posix/rcS -i $(arg mav_id)" unless="$(eval type == 'none')">
         <env name="PX4_SIM_MODEL" value="$(arg vehicle)"/>
         <env name="PX4_ESTIMATOR" value="$(arg est)"/>
     </node>
 
     <!-- Clover model -->
-    <include file="$(find clover_description)/launch/spawn_drone.launch">
+    <include file="$(find clover_description)/launch/spawn_drone.launch" if="$(eval type == 'gazebo')">
         <arg name="main_camera" value="$(arg main_camera)"/>
         <arg name="rangefinder" value="$(arg rangefinder)"/>
         <arg name="led" value="$(arg led)"/>
@@ -32,10 +33,20 @@
         <arg name="use_clover_physics" value="$(arg use_clover_physics)"/>
     </include>
 
+    <node name="jmavsim" pkg="px4" type="jmavsim_run.sh" output="screen" if="$(eval type == 'jmavsim')"/>
+
+    <param name="use_sim_time" value="false" if="$(eval type == 'jmavsim')"/>
+
     <!-- Clover services -->
     <include file="$(find clover)/launch/clover.launch">
         <arg name="simulator" value="true"/>
         <arg name="fcu_conn" value="sitl"/>
         <arg name="fcu_ip" value="127.0.0.1"/>
+        <arg name="gcs_bridge" value=""/>
+        <arg name="rc" default="false"/>
+        <arg name="web_video_server" default="false" if="$(eval type == 'jmavsim')"/>
+        <arg name="main_camera" default="false" if="$(eval type == 'jmavsim')"/>
+        <arg name="aruco" default="false" if="$(eval type == 'jmavsim')"/>
+        <arg name="led" default="false" if="$(eval type == 'jmavsim')"/>
     </include>
 </launch>