/*
* Gets the current rotation matrix.
*
* Returns a pointer to the consecutive values that are used as the elements
* of a rotation matrix. The elements are specified in column order. That is,
* if we have 16 elements and we are specifying a 4 x 4 matrix, then the first
* 4 elements represent the first column, and so on.
*
* The actual form of the rotation matrix is specified in HW3 notes. All we
* need to do is get the current rotation quaternion and translate it to
* matrix form.
*/
float *get_rotation_matrix() {
Eigen::Quaternionf q = get_current_rotation();
float qs = q.w();
float qx = q.x();
float qy = q.y();
float qz = q.z();
float *matrix = new float[16];
MatrixXf m(4, 4);
m <<
1 - 2 * qy * qy - 2 * qz * qz, 2 * (qx * qy - qz * qs),
2 * (qx * qz + qy * qs), 0,
2 * (qx * qy + qz * qs), 1 - 2 * qx * qx - 2 * qz * qz,
2 * (qy * qz - qx * qs), 0,
2 * (qx * qz - qy * qs), 2 * (qy * qz + qx * qs),
1 - 2 * qx * qx - 2 * qy * qy, 0,
0, 0, 0, 1;
// Manually copy eigen data into float array, otherwise we run into
// memory issues
int count = 0;
for (int col = 0; col < 4; col++) {
for (int row = 0; row < 4; row++) {
matrix[count] = m(row, col);
count++;
}
}
return matrix;
}
geometry_msgs::PoseStamped SnapIt::alignPose(
Eigen::Affine3f& pose, jsk_recognition_utils::ConvexPolygon::Ptr convex)
{
Eigen::Affine3f aligned_pose(pose);
Eigen::Vector3f original_point(pose.translation());
Eigen::Vector3f projected_point;
convex->project(original_point, projected_point);
Eigen::Vector3f normal = convex->getNormal();
Eigen::Vector3f old_normal;
old_normal[0] = pose(0, 2);
old_normal[1] = pose(1, 2);
old_normal[2] = pose(2, 2);
Eigen::Quaternionf rot;
if (normal.dot(old_normal) < 0) {
normal = - normal;
}
rot.setFromTwoVectors(old_normal, normal);
aligned_pose = aligned_pose * rot;
aligned_pose.translation() = projected_point;
Eigen::Affine3d aligned_posed;
convertEigenAffine3(aligned_pose, aligned_posed);
geometry_msgs::PoseStamped ret;
tf::poseEigenToMsg(aligned_posed, ret.pose);
return ret;
}
bool CommandSubscriber::getForcedTfFrame(Eigen::Affine3f & result) const
{
tf::StampedTransform transform;
try
{
m_tf_listener.lookupTransform(m_forced_tf_frame_reference,m_forced_tf_frame_name,ros::Time(0),transform);
}
catch (tf::TransformException ex)
{
ROS_ERROR("kinfu: hint was forced by TF, but retrieval failed because: %s",ex.what());
return false;
}
Eigen::Vector3f vec;
vec.x() = transform.getOrigin().x();
vec.y() = transform.getOrigin().y();
vec.z() = transform.getOrigin().z();
Eigen::Quaternionf quat;
quat.x() = transform.getRotation().x();
quat.y() = transform.getRotation().y();
quat.z() = transform.getRotation().z();
quat.w() = transform.getRotation().w();
result.linear() = Eigen::AngleAxisf(quat).matrix();
result.translation() = vec;
return true;
}
Eigen::Quaternionf rollcorrect(Eigen::Quaternionf rotation){
Vector3f local_z_axis = rotation.inverse() * -Vector3f::UnitZ();
Vector3f local_x_axis = rotation.inverse() * Vector3f::UnitX();
Vector3f local_y_axis = rotation.inverse() * Vector3f::UnitY();
Vector3f z_proj_zx = local_z_axis; z_proj_zx(1) = 0; z_proj_zx.normalize();
Vector3f x_proj_zx = local_x_axis; x_proj_zx(1) = 0; x_proj_zx.normalize();
Vector3f y_proj_zx = local_y_axis; y_proj_zx(1) = 0; y_proj_zx.normalize();
double pitch = angle(local_z_axis, z_proj_zx);
double roll = angle(local_x_axis, x_proj_zx);
int proj_side = local_x_axis.cross(x_proj_zx).dot(local_z_axis) > 0 ? -1 : 1;
int side_up = local_y_axis.dot(Vector3f::UnitY()) > 0 ? 1 : -1;
if(side_up == -1){
roll = M_PI - roll;
}
roll = roll * proj_side * side_up;
double norm_pitch = normalizeRad(pitch);
double correction_factor = (M_PI_2 - fabs(norm_pitch)) / M_PI_2;
correction_factor = pow(correction_factor - 0.5, 1);
if(pitch > 0.7){
correction_factor = 0;
}
AngleAxis<float> roll_correction(correction_factor*-roll, Vector3f::UnitZ());
rotation = roll_correction * rotation;
return rotation;
}
Eigen::Quaternionf AdafruitWidget::getQuaternion()
{
Eigen::Quaternionf quat = myIMU->returnPose();
QString label = QString("%1 / %2 / %3 / %4").arg(quat.w()).arg(quat.x()).arg(quat.y()).arg(quat.z());
ui->label_Quaternion->setText(label);
return myIMU->returnPose();
}
void DrawableCloud::draw() {
if(_parameter->show() && _cloud) {
glPushMatrix();
glMultMatrixf(_transformation.data());
if(_drawablePoints)
_drawablePoints->draw();
if(_drawableNormals)
_drawableNormals->draw();
if(_drawableCovariances)
_drawableCovariances->draw();
if(_drawableCorrespondences)
_drawableCorrespondences->draw();
glPushMatrix();
Eigen::Isometry3f sensorOffset;
sensorOffset.translation() = Eigen::Vector3f(0.0f, 0.0f, 0.0f);
Eigen::Quaternionf quaternion = Eigen::Quaternionf(-.5f, -0.5f, 0.5f, 0.5f);
sensorOffset.linear() = quaternion.toRotationMatrix();
sensorOffset.matrix().row(3) << 0.0f, 0.0f, 0.0f, 1.0f;
glMultMatrixf(sensorOffset.data());
glColor4f(1,0,0,0.5);
glPopMatrix();
glPopMatrix();
}
}
void ConvexPolygon::projectOnPlane(
const Eigen::Affine3f& pose, Eigen::Affine3f& output)
{
Eigen::Vector3f p(pose.translation());
Eigen::Vector3f output_p;
projectOnPlane(p, output_p);
// ROS_INFO("[ConvexPolygon::projectOnPlane] p: [%f, %f, %f]",
// p[0], p[1], p[2]);
// ROS_INFO("[ConvexPolygon::projectOnPlane] output_p: [%f, %f, %f]",
// output_p[0], output_p[1], output_p[2]);
Eigen::Quaternionf rot;
rot.setFromTwoVectors(pose.rotation() * Eigen::Vector3f::UnitZ(),
coordinates().rotation() * Eigen::Vector3f::UnitZ());
Eigen::Quaternionf coords_rot(coordinates().rotation());
Eigen::Quaternionf pose_rot(pose.rotation());
// ROS_INFO("[ConvexPolygon::projectOnPlane] rot: [%f, %f, %f, %f]",
// rot.x(), rot.y(), rot.z(), rot.w());
// ROS_INFO("[ConvexPolygon::projectOnPlane] coords_rot: [%f, %f, %f, %f]",
// coords_rot.x(), coords_rot.y(), coords_rot.z(), coords_rot.w());
// ROS_INFO("[ConvexPolygon::projectOnPlane] pose_rot: [%f, %f, %f, %f]",
// pose_rot.x(), pose_rot.y(), pose_rot.z(), pose_rot.w());
// ROS_INFO("[ConvexPolygon::projectOnPlane] normal: [%f, %f, %f]", normal_[0], normal_[1], normal_[2]);
// Eigen::Affine3f::Identity() *
// output.translation() = Eigen::Translation3f(output_p);
// output.rotation() = rot * pose.rotation();
//output = Eigen::Translation3f(output_p) * rot * pose.rotation();
output = Eigen::Affine3f(rot * pose.rotation());
output.pretranslate(output_p);
// Eigen::Vector3f projected_point = output * Eigen::Vector3f(0, 0, 0);
// ROS_INFO("[ConvexPolygon::projectOnPlane] output: [%f, %f, %f]",
// projected_point[0], projected_point[1], projected_point[2]);
}
void EKFGyroAcc::reset(Eigen::Quaternionf att)
{
this->x.setZero();
this->x(0, 0) = att.w();
this->x(1, 0) = att.x();
this->x(2, 0) = att.y();
this->x(3, 0) = att.z();
}
TEST(MEKFGyroAccMagTestGroup, vect_measurement_basis)
{
Eigen::Vector3f v_i(1, 2, 3); // expectation of v in inertial frame
Eigen::Quaternionf q = MEKFGyroAccMag::vect_measurement_basis(v_i);
Eigen::Vector3f v_m = q._transformVector(v_i.normalized());
// the expectation of the measurement is [1,0,0]' in the meas. frame
CHECK_TRUE(v_m.isApprox(Eigen::Vector3f(1, 0, 0)));
}
void Plane::project(const Eigen::Affine3f& pose, Eigen::Affine3f& output)
{
Eigen::Vector3f p(pose.translation());
Eigen::Vector3f output_p;
project(p, output_p);
Eigen::Quaternionf rot;
rot.setFromTwoVectors(pose.rotation() * Eigen::Vector3f::UnitZ(),
coordinates().rotation() * Eigen::Vector3f::UnitZ());
output = Eigen::Affine3f::Identity() * Eigen::Translation3f(output_p) * rot;
}
bool update_map(rm_localization::UpdateMap::Request &req,
rm_localization::UpdateMap::Response &res) {
boost::mutex::scoped_lock lock(closest_keyframe_update_mutex);
Eigen::Vector3f intrinsics;
memcpy(intrinsics.data(), req.intrinsics.data(), 3 * sizeof(float));
bool update_intrinsics = intrinsics[0] != 0.0f;
if (update_intrinsics) {
ROS_INFO("Updated camera intrinsics");
this->intrinsics = intrinsics;
ROS_INFO_STREAM("New intrinsics" << std::endl << this->intrinsics);
}
for (size_t i = 0; i < req.idx.size(); i++) {
Eigen::Quaternionf orientation;
Eigen::Vector3f position, intrinsics;
memcpy(orientation.coeffs().data(),
req.transform[i].unit_quaternion.data(), 4 * sizeof(float));
memcpy(position.data(), req.transform[i].position.data(),
3 * sizeof(float));
Sophus::SE3f new_pos(orientation, position);
if (req.idx[i] == closest_keyframe_idx) {
//closest_keyframe_update_mutex.lock();
camera_position = new_pos
* keyframes[req.idx[i]]->get_pos().inverse()
* camera_position;
keyframes[req.idx[i]]->get_pos() = new_pos;
//if (update_intrinsics) {
// keyframes[req.idx[i]]->get_intrinsics() = intrinsics;
//}
//closest_keyframe_update_mutex.unlock();
} else {
keyframes[req.idx[i]]->get_pos() = new_pos;
//if (update_intrinsics) {
// keyframes[req.idx[i]]->get_intrinsics() = intrinsics;
//}
}
}
return true;
}
bool
VirtualTrackball::mouseMoved ( const MouseEvent* event )
{
if ( !event->isLeftButtonPressed() ) return false;
const Eigen::Vector3f p0 = this->_oldp;
const Eigen::Vector3f p1 = this->project_on_sphere ( event->x(), event->y() );
this->_oldp = p1;
if ( ( p0 - p1 ).norm() < this->_eps ) return false; // do nothing
//何か間違ってそうなので訂正してみる
float radian = std::acos( p0.dot ( p1 ) )*0.5;
const float cost = std::cos(radian);
const float sint = std::sin(radian);
//const float cost = p0.dot ( p1 );
//const float sint = std::sqrt ( 1 - cost * cost );
const Eigen::Vector3f axis = p0.cross ( p1 ).normalized();
const Eigen::Quaternionf q ( -cost, sint * axis.x(), sint * axis.y(), sint * axis.z() );
if( ( q.x()!=q.x() )|| ( q.y()!=q.y() )|| ( q.z()!=q.z() )|| ( q.w()!=q.w() ) ) return false;
/*
Eigen::Vector3f bmin , bmax;
Mesh mesh;
mesh = this->_model.getMesh();
mesh.getBoundingBox(bmin,bmax);
Eigen::Vector3f mc = (bmin + bmax)*0.5;
Eigen::Vector3f c = Eigen::Matrix3f(q) * ( this->_model.getCamera().getCenter() - mc ) + mc ;
this->_model.setCameraPosition(c.x(),c.y(),c.z());*/
//this->_model.addRotation ( q );
return true;
}
void ImuDeadReckon::makeQuaternionFromVector( Eigen::Vector3f& inVec, Eigen::Quaternionf& outQuat )
{
float phi = inVec.norm();
Eigen::Vector3f u = inVec / phi; // u is a unit vector
outQuat.vec() = u * sin( phi / 2.0 );
outQuat.w() = cos( phi / 2.0 );
//outQuat = Eigen::Quaternionf( 1.0, 0., 0., 0. );
}
void CPclView::addCameraMesh(const pcl::PointXYZ& position, const Eigen::Quaternionf& rotation,
const QString& id)
{
pcl::PolygonMesh cameraMesh;
initzializeCameraMeshCloud(&cameraMesh.cloud);
Eigen::Vector3f cameraShapeVertices[CAMERA_SHAPE_N_VERTICES];
cameraShapeVertices[0] = Eigen::Vector3f( 0.f, 0.f, 0.f);
cameraShapeVertices[1] = Eigen::Vector3f(-1.f, -1.f, 1.f);
cameraShapeVertices[2] = Eigen::Vector3f(-1.f, 1.f, 1.f);
cameraShapeVertices[3] = Eigen::Vector3f( 1.f, -1.f, 1.f);
cameraShapeVertices[4] = Eigen::Vector3f( 1.f, 1.f, 1.f);
Eigen::Vector3f cameraBasePos(position.x, position.y, position.z);
Eigen::Quaternionf quat = rotation.normalized();
Eigen::Matrix3f rotationMatrix = quat.toRotationMatrix();
for(int i = 0; i < CAMERA_SHAPE_N_VERTICES; i++)
{
cameraShapeVertices[i] = rotationMatrix * cameraShapeVertices[i];
cameraShapeVertices[i] += cameraBasePos;
for(unsigned int j = 0; j < 3; j++)
{
reinterpret_cast<float*>(cameraMesh.cloud.data.data())[i * 3 + j] = cameraShapeVertices[i][j];
}
}
pcl::Vertices v;
v.vertices.push_back(1);
v.vertices.push_back(2);
v.vertices.push_back(4);
v.vertices.push_back(3);
cameraMesh.polygons.push_back(v);
v.vertices.clear();
v.vertices.push_back(0);
v.vertices.push_back(1);
v.vertices.push_back(3);
v.vertices.push_back(0);
cameraMesh.polygons.push_back(v);
v.vertices.clear();
v.vertices.push_back(0);
v.vertices.push_back(2);
v.vertices.push_back(4);
v.vertices.push_back(0);
cameraMesh.polygons.push_back(v);
mpPclVisualizer->addPolylineFromPolygonMesh(cameraMesh, id.toStdString());
}
// Callback function for "segment_plans" service
bool segment (segment_plans_objects::PlantopSegmentation::Request &req,
segment_plans_objects::PlantopSegmentation::Response &res) {
cout << "Query received !" << endl;
if (current_cloud->empty()) {
res.result = 1;
cout << "Error : segment_plans_objects : no current cloud" << endl;
return false;
}
cout << "Segmenting..." << endl;
res.result = 4;
if (segmenter.segment_plans (current_cloud) == 0)
res.result = 2;
else if (segmenter.segment_clusters (current_cloud) == 0)
res.result = 3;
else if (segmenter.segment_rgb (current_rgb) == 0)
res.result = 3;
cout << "Segmentation done." << endl;
// TODO Remplir le header pour la pose de la table
Eigen::Vector3f t = segmenter.get_prefered_plan_translation ();
res.table.pose.header = current_cloud->header;
res.table.pose.pose.position.x = t(0);
res.table.pose.pose.position.y = t(1);
res.table.pose.pose.position.z = t(2);
Eigen::Quaternionf q = segmenter.get_prefered_plan_orientation ();
// Be carefull here, eigen quaternion ordering is : w, x, y, z
// while ROS is : x, y, z, w
res.table.pose.pose.orientation.x = q.x();
res.table.pose.pose.orientation.y = q.y();
res.table.pose.pose.orientation.z = q.z();
res.table.pose.pose.orientation.w = q.w();
Eigen::Vector4f min, max;
min = segmenter.get_prefered_plan_min ();
max = segmenter.get_prefered_plan_max ();
res.table.x_min = min(0);
res.table.x_max = max(0);
res.table.y_min = min(1);
res.table.y_max = max(1);
for (size_t i=0; i < segmenter.get_num_clusters(); ++i) {
sensor_msgs::PointCloud2 tmp;
pcl::toROSMsg(*(segmenter.get_cluster(i)), tmp);
res.clusters.push_back(tmp);
}
for (size_t i=0; i < segmenter.get_num_rgbs(); ++i) {
cv_bridge::CvImagePtr cv_ptr (new cv_bridge::CvImage);
//cv_ptr->header = ; TODO fill the header with current image header
cv_ptr->encoding = enc::BGR8;
cv_ptr->image = *(segmenter.get_rgb_cluster(i));
res.cluster_images.push_back(*cv_ptr->toImageMsg());
}
return true;
}
void imageCallback(const sensor_msgs::ImageConstPtr& image_msg)
{
try
{
input_bridge_ = cv_bridge::toCvCopy(image_msg, "mono8");
output_bridge_ = cv_bridge::toCvCopy(image_msg, "bgr8");
}
catch (cv_bridge::Exception& ex)
{
ROS_ERROR("[calibrate] Failed to convert image");
return;
}
Eigen::Vector3f translation;
Eigen::Quaternionf orientation;
if (!pattern_detector_.detectPattern(input_bridge_->image, translation, orientation, output_bridge_->image))
{
ROS_INFO("[calibrate] Couldn't detect checkerboard, make sure it's visible in the image.");
return;
}
tf::Transform target_transform;
tf::StampedTransform base_transform;
try
{
ros::Time acquisition_time = image_msg->header.stamp;
ros::Duration timeout(1.0 / 30.0);
target_transform.setOrigin( tf::Vector3(translation.x(), translation.y(), translation.z()) );
target_transform.setRotation( tf::Quaternion(orientation.x(), orientation.y(), orientation.z(), orientation.w()) );
tf_broadcaster_.sendTransform(tf::StampedTransform(target_transform, image_msg->header.stamp, image_msg->header.frame_id, target_frame));
}
catch (tf::TransformException& ex)
{
ROS_WARN("[calibrate] TF exception:\n%s", ex.what());
return;
}
publishCloud(ideal_points_, target_transform, image_msg->header.frame_id);
overlayPoints(ideal_points_, target_transform, output_bridge_);
// Publish calibration image
pub_.publish(output_bridge_->toImageMsg());
pcl_ros::transformPointCloud(ideal_points_, image_points_, target_transform);
cout << "Got an image callback!" << endl;
calibrate(image_msg->header.frame_id);
ros::shutdown();
}
void BulletWrapper::updateObjectHolding(const SkeletonHand& skeletonHand, BulletHandRepresentation& handRepresentation, float deltaTime)
{
const float strengthThreshold = 1.8f;
if (skeletonHand.grabStrength >= strengthThreshold && handRepresentation.m_HeldBody == NULL)
{
// Find body to pick
EigenTypes::Vector3f underHandDirection = -skeletonHand.rotationButNotReally * EigenTypes::Vector3f::UnitY();
btRigidBody* closestBody = utilFindClosestBody(skeletonHand.getManipulationPoint(), underHandDirection);
handRepresentation.m_HeldBody = closestBody;
}
if (skeletonHand.grabStrength < strengthThreshold)
{
// Let body go
handRepresentation.m_HeldBody = NULL;
}
if (handRepresentation.m_HeldBody != NULL)
{
btRigidBody* body = handRepresentation.m_HeldBody;
// Control held body
s_LastHeldBody = body;
m_FramesTilLastHeldBodyReset = 12;
//handRepresentation.m_HeldBody->setCollisionFlags(0);
// apply velocities or apply positions
btVector3 target = ToBullet(skeletonHand.getManipulationPoint());// - skeletonHand.rotationButNotReally * EigenTypes::Vector3f(0.1f, 0.1f, 0.1f));
btVector3 current = body->getWorldTransform().getOrigin();
btVector3 targetVelocity = 0.5f * (target - current) / deltaTime;
body->setLinearVelocity(targetVelocity);
// convert from-to quaternions to angular velocity in world space
{
Eigen::Quaternionf currentRotation = FromBullet(body->getWorldTransform().getRotation());
Eigen::Quaternionf targetRotation = Eigen::Quaternionf(skeletonHand.arbitraryRelatedRotation()); // breaks for left hand ???
Eigen::Quaternionf delta = currentRotation.inverse() * targetRotation;
Eigen::AngleAxis<float> angleAxis(delta);
EigenTypes::Vector3f axis = angleAxis.axis();
float angle = angleAxis.angle();
const float pi = 3.1415926536f;
if (angle > pi) angle -= 2.0f * pi;
if (angle < -pi) angle += 2.0f * pi;
EigenTypes::Vector3f angularVelocity = currentRotation * (axis * angle * 0.5f / deltaTime);
body->setAngularVelocity(ToBullet(angularVelocity));
}
}
}
bool math_eigen_test_matrix_conversion()
{
UNIT_TEST_BEGIN("matrix conversion")
Eigen::Quaternionf q = Eigen::Quaternionf(0.980671287f, 0.177366823f, 0.0705093816f, 0.0430502370f);
assert_eigen_quaternion_is_normalized(q);
Eigen::Matrix3f m = eigen_quaternion_to_clockwise_matrix3f(q);
Eigen::Quaternionf q_copy = eigen_matrix3f_to_clockwise_quaternion(m);
success &= q.isApprox(q_copy, k_normal_epsilon);
assert(success);
UNIT_TEST_COMPLETE()
}
int main( int argc, char* argv[] ) {
//
Eigen::Vector3f trans;
Eigen::Quaternionf q;
double a, b, c;
std::string gOriginalFile;
int v;
while( (v=getopt(argc,argv,"x:y:z:r:p:q:n:a:b:c:f:h")) != -1 ) {
switch(v) {
case 'f': { gOriginalFile.assign(optarg); } break;
case 'x': { trans(0) = atof(optarg); } break;
case 'y': { trans(1) = atof(optarg); } break;
case 'z': { trans(2) = atof(optarg); } break;
case 'r': { q.x() = atof(optarg); } break;
case 'p': { q.y() = atof(optarg); } break;
case 'q': { q.z() = atof(optarg); } break;
case 'n': { q.w() = atof(optarg); } break;
case 'a': { a = atof(optarg); } break;
case 'b': { b = atof(optarg); } break;
case 'c': { c = atof(optarg); } break;
}
}
boost::shared_ptr<pcl::visualization::PCLVisualizer> viewer (new pcl::visualization::PCLVisualizer ("Viz"));
viewer->initCameraParameters ();
viewer->addCoordinateSystem(0.2);
// Add pointcloud
pcl::PointCloud<pcl::PointXYZRGBA>::Ptr cloud( new pcl::PointCloud<pcl::PointXYZRGBA>() );
pcl::PointCloud<pcl::PointXYZRGBA>::Ptr table( new pcl::PointCloud<pcl::PointXYZRGBA>() );
pcl::io::loadPCDFile<pcl::PointXYZRGBA> (gOriginalFile, *cloud);
pcl::io::loadPCDFile<pcl::PointXYZRGBA> ("data_july_18/table_points.pcd", *table);
viewer->addPointCloud( cloud, "cloud_original");
viewer->addPointCloud( table, "table");
// Add point
pcl::PointXYZ cp;
cp.x = trans(0); cp.y = trans(1); cp.z = trans(2);
viewer->addSphere( cp, 0.005, "sphere" );
// Add cube
viewer->addCube( trans, q, 2*a,2*b,2*c);
while (!viewer->wasStopped ()) {
viewer->spinOnce (100);
boost::this_thread::sleep (boost::posix_time::microseconds (100000));
}
}
void detectCB(const sensor_msgs::ImageConstPtr& image_msg, const sensor_msgs::CameraInfoConstPtr& info_msg)
{
// make sure that the action is active
if (!as_.isActive())
return;
ROS_INFO("%s: Received image, performing detection", action_name_.c_str());
// Convert image message
try
{
img_bridge_ = cv_bridge::toCvCopy(image_msg, "mono8");
}
catch (cv_bridge::Exception& ex)
{
ROS_ERROR("[calibrate] Failed to convert image");
return;
}
ROS_INFO("%s: created cv::Mat", action_name_.c_str());
cam_model_.fromCameraInfo(info_msg);
detector_.setCameraMatrices(cam_model_.intrinsicMatrix(), cam_model_.distortionCoeffs());
Eigen::Vector3f translation;
Eigen::Quaternionf orientation;
if (detector_.detectPattern(img_bridge_->image, translation, orientation))
{
ROS_INFO("detected fiducial");
tf::Transform fiducial_transform;
fiducial_transform.setOrigin( tf::Vector3(translation.x(), translation.y(), translation.z()) );
fiducial_transform.setRotation( tf::Quaternion(orientation.x(), orientation.y(), orientation.z(), orientation.w()) );
tf::StampedTransform fiducial_transform_stamped(fiducial_transform, image_msg->header.stamp, cam_model_.tfFrame(), "fiducial_frame");
tf_broadcaster_.sendTransform(fiducial_transform_stamped);
tf::Pose fiducial_pose;
fiducial_pose.setRotation(tf::Quaternion(0, 0, 0, 1.0));
fiducial_pose = fiducial_transform * fiducial_pose;
tf::Stamped<tf::Pose> fiducial_pose_stamped(fiducial_pose, image_msg->header.stamp, cam_model_.tfFrame());
tf::poseStampedTFToMsg(fiducial_pose_stamped, result_.pose);
as_.setSucceeded(result_);
pub_timer_.stop();
sub_.shutdown();
}
}
static bool math_eigen_test_rotation_method_consistency(const Eigen::Quaternionf &q, const Eigen::Vector3f &v)
{
bool success = true;
assert_eigen_quaternion_is_normalized(q);
// This is the same as computing the rotation by computing: q^-1*[0,v]*q, but cheaper
Eigen::Vector3f v_rotated = eigen_vector3f_clockwise_rotate(q, v);
// Make sure doing the matrix based rotation performs the same result
{
Eigen::Matrix3f m = eigen_quaternion_to_clockwise_matrix3f(q);
Eigen::Vector3f v_test = m * v;
success &= v_test.isApprox(v_rotated, k_normal_epsilon);
assert(success);
}
// Make sure the Hamilton product style rotation matches
{
Eigen::Quaternionf v_as_quaternion = Eigen::Quaternionf(0.f, v.x(), v.y(), v.z());
Eigen::Quaternionf q_inv = q.conjugate();
Eigen::Quaternionf qinv_v = q_inv * v_as_quaternion;
Eigen::Quaternionf qinv_v_q = qinv_v * q;
success &=
is_nearly_equal(qinv_v_q.w(), 0.f, k_normal_epsilon) &&
is_nearly_equal(qinv_v_q.x(), v_rotated.x(), k_normal_epsilon) &&
is_nearly_equal(qinv_v_q.y(), v_rotated.y(), k_normal_epsilon) &&
is_nearly_equal(qinv_v_q.z(), v_rotated.z(), k_normal_epsilon);
assert(success);
}
return success;
}
void generateTF(int trans, Eigen::Quaternionf &R, Eigen::Vector3f &t, Eigen::Matrix3f &mR)
{
float strengthR=(trans%3)*0.05;
trans/=3;
float strengthT=(trans%3)*0.05;
trans/=3;
int temp=trans%8;
Eigen::Vector3f axis;
axis(0) = temp&1?1:0;
axis(1) = temp&2?1:0;
axis(2) = temp&4?1:0;
trans/=8;
Eigen::AngleAxisf aa(strengthR,axis);
R = aa.toRotationMatrix();
mR= R.toRotationMatrix();
R = mR;
t(0) = temp&1?1:0;
if(temp&2) t(0)=-t(0);
t(1) = temp&4?1:0;
if(temp&8) t(1)=-t(1);
t(2) = temp&16?1:0;
if(temp&32) t(2)=-t(2);
trans/=64;
t*=strengthT;
}
TEST (PCL, WarpPointRigid6DFloat)
{
WarpPointRigid6D<PointXYZ, PointXYZ, float> warp;
Eigen::Quaternionf q (0.4455f, 0.9217f, 0.3382f, 0.3656f);
q.normalize ();
Eigen::Vector3f t (0.82550f, 0.11697f, 0.44864f);
Eigen::VectorXf p (6);
p[0] = t.x (); p[1] = t.y (); p[2] = t.z (); p[3] = q.x (); p[4] = q.y (); p[5] = q.z ();
warp.setParam (p);
PointXYZ pin (1, 2, 3), pout;
warp.warpPoint (pin, pout);
EXPECT_NEAR (pout.x, 4.15963f, 1e-5);
EXPECT_NEAR (pout.y, -1.51363f, 1e-5);
EXPECT_NEAR (pout.z, 0.922648f, 1e-5);
}
void Plane::initializeCoordinates()
{
Eigen::Quaternionf rot;
rot.setFromTwoVectors(Eigen::Vector3f::UnitZ(), normal_);
double c = normal_[2];
double z = 0.0;
// ax + by + cz + d = 0
// z = - d / c (when x = y = 0)
if (c == 0.0) { // its not good
z = 0.0;
}
else {
z = - d_ / c;
}
plane_coordinates_
= Eigen::Affine3f::Identity() * Eigen::Translation3f(0, 0, z) * rot;
}
void QuaternionDemo::paintGL()
{
glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
gluPerspective(60.0, (double)width() / height(), 0.1, 10);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glTranslatef(0, 0, -5);
glRotatef(-90, 1, 0, 0);
glRotatef(90, 0, 0, 1);
Eigen::Transform<float, 3, Eigen::Affine> t_ref(ref.conjugate());
glMultMatrixf(t_ref.data());
Eigen::Transform<float, 3, Eigen::Affine> t_q(q);
glMultMatrixf(t_q.data());
glEnable(GL_DEPTH_TEST);
glBegin(GL_QUADS);
glColor3f(1, 1, 1);
glVertex3f(-1, -1, -1);
glVertex3f(1, -1, -1);
glVertex3f(1, 1, -1);
glVertex3f(-1, 1, -1);
glColor3f(1, 0, 0);
glVertex3f(-1, -1, 1);
glVertex3f(1, -1, 1);
glVertex3f(1, 1, 1);
glVertex3f(-1, 1, 1);
glColor3f(0, 1, 0);
glVertex3f(-1, -1, 1);
glVertex3f(-1, -1, -1);
glVertex3f(-1, 1, -1);
glVertex3f(-1, 1, 1);
glColor3f(1, 0.5f, 0);
glVertex3f(1, -1, 1);
glVertex3f(1, -1, -1);
glVertex3f(1, 1, -1);
glVertex3f(1, 1, 1);
glColor3f(0, 0, 1);
glVertex3f(-1, -1, 1);
glVertex3f(-1, -1, -1);
glVertex3f(1, -1, -1);
glVertex3f(1, -1, 1);
glColor3f(1, 0, 0.5f);
glVertex3f(-1, 1, 1);
glVertex3f(-1, 1, -1);
glVertex3f(1, 1, -1);
glVertex3f(1, 1, 1);
glEnd();
}
void transform(pcl::PointCloud<pcl::PointXYZ> &pc, Eigen::Quaternionf &R, Eigen::Vector3f &t)
{
Eigen::Matrix4f m = Eigen::Matrix4f::Identity();
for(int i=0; i<3; i++)
for(int j=0; j<3; j++)
m(i,j) = R.toRotationMatrix()(i,j);
m.col(3).head<3>() = t;
pcl::transformPointCloud(pc,pc,m);
}
static Eigen::Quaternionf
angular_velocity_to_quaternion_derivative(
const Eigen::Quaternionf ¤t_orientation,
const Eigen::Vector3f &ang_vel)
{
Eigen::Quaternionf omega = Eigen::Quaternionf(0.f, ang_vel.x(), ang_vel.y(), ang_vel.z());
Eigen::Quaternionf quaternion_derivative = Eigen::Quaternionf(current_orientation.coeffs() * 0.5f) *omega;
return quaternion_derivative;
}
static Eigen::Vector3f
quaternion_derivative_to_angular_velocity(
const Eigen::Quaternionf ¤t_orientation,
const Eigen::Quaternionf &quaternion_derivative)
{
Eigen::Quaternionf inv_orientation = current_orientation.conjugate();
auto q_ang_vel = (quaternion_derivative*inv_orientation).coeffs() * 2.f;
Eigen::Vector3f ang_vel(q_ang_vel.x(), q_ang_vel.y(), q_ang_vel.z());
return ang_vel;
}
void makeJointMarker(std::string jointName)
{
boost::shared_ptr<const urdf::Joint> targetJoint = huboModel.getJoint(jointName);
// The marker must be created in the parent frame so you don't get feedback when you move it
visualization_msgs::InteractiveMarker marker;
marker.scale = .125;
marker.name = jointName;
marker.header.frame_id = targetJoint->parent_link_name;
geometry_msgs::Pose controlPose = hubo_motion_ros::toPose( targetJoint->parent_to_joint_origin_transform);
marker.pose = controlPose;
visualization_msgs::InteractiveMarkerControl control;
Eigen::Quaternionf jointAxis;
Eigen::Vector3f axisVector = hubo_motion_ros::toEVector3(targetJoint->axis);
jointAxis.setFromTwoVectors(Eigen::Vector3f::UnitX(), axisVector);
control.orientation.w = jointAxis.w();
control.orientation.x = jointAxis.x();
control.orientation.y = jointAxis.y();
control.orientation.z = jointAxis.z();
control.always_visible = true;
control.interaction_mode = visualization_msgs::InteractiveMarkerControl::ROTATE_AXIS;
control.orientation_mode = visualization_msgs::InteractiveMarkerControl::INHERIT;
marker.controls.push_back(control);
gIntServer->insert(marker);
gIntServer->setCallback(marker.name, &processFeedback);
}
void UrdfModelMarker::addInvisibleMeshMarkerControl(visualization_msgs::InteractiveMarker &int_marker, boost::shared_ptr<const Link> link, const std_msgs::ColorRGBA &color){
visualization_msgs::InteractiveMarkerControl control;
// ps.pose = UrdfPose2Pose(link->visual->origin);
visualization_msgs::Marker marker;
//if (use_color) marker.color = color;
marker.type = visualization_msgs::Marker::CYLINDER;
double scale=0.01;
marker.scale.x = scale;
marker.scale.y = scale * 1;
marker.scale.z = scale * 40;
marker.color = color;
//marker.pose = stamped.pose;
//visualization_msgs::InteractiveMarkerControl control;
boost::shared_ptr<Joint> parent_joint = link->parent_joint;
Eigen::Vector3f origin_x(0,0,1);
Eigen::Vector3f dest_x(parent_joint->axis.x, parent_joint->axis.y, parent_joint->axis.z);
Eigen::Quaternionf qua;
qua.setFromTwoVectors(origin_x, dest_x);
marker.pose.orientation.x = qua.x();
marker.pose.orientation.y = qua.y();
marker.pose.orientation.z = qua.z();
marker.pose.orientation.w = qua.w();
control.markers.push_back( marker );
control.interaction_mode = visualization_msgs::InteractiveMarkerControl::BUTTON;
control.always_visible = true;
int_marker.controls.push_back(control);
return;
}
