struct cv::viz::TrajectoryWidget::ApplyPath
{
static void applyPath(vtkSmartPointer<vtkPolyData> poly_data, vtkSmartPointer<vtkAppendPolyData> append_filter, const std::vector<Affine3f> &path)
- {
- vtkSmartPointer<vtkMatrix4x4> mat_trans = vtkSmartPointer<vtkMatrix4x4>::New();
- mat_trans->Identity();
-
+ {
vtkIdType nr_points = path.size();
for (vtkIdType i = 0; i < nr_points; ++i)
// Transform the default coordinate frame
vtkSmartPointer<vtkTransform> transform = vtkSmartPointer<vtkTransform>::New();
transform->PreMultiply();
- vtkMatrix4x4::Multiply4x4(convertToVtkMatrix(path[i].matrix), mat_trans, mat_trans);
+ vtkSmartPointer<vtkMatrix4x4> mat_trans = vtkSmartPointer<vtkMatrix4x4>::New();
+ mat_trans = convertToVtkMatrix(path[i].matrix);
transform->SetMatrix(mat_trans);
vtkSmartPointer<vtkTransformPolyDataFilter> filter = vtkSmartPointer<vtkTransformPolyDataFilter>::New();
points->SetNumberOfPoints(nr_points);
polyLine->GetPointIds()->SetNumberOfIds(nr_points);
- Vec3f last_pos(0.0f,0.0f,0.0f);
Vec3f *data_beg = vtkpoints_data<float>(points);
for (vtkIdType i = 0; i < nr_points; ++i)
{
- last_pos = path[i] * last_pos;
- *data_beg++ = last_pos;
+ Vec3f cam_pose = path[i].translation();
+ *data_beg++ = cam_pose;
polyLine->GetPointIds()->SetId(i,i);
}
{
vtkSmartPointer<vtkAppendPolyData> appendFilter = vtkSmartPointer<vtkAppendPolyData>::New();
vtkIdType nr_poses = path.size();
- Point3f last_pos(0.0f,0.0f,0.0f);
// Create color arrays
vtkSmartPointer<vtkUnsignedCharArray> line_scalars = vtkSmartPointer<vtkUnsignedCharArray>::New();
for (vtkIdType i = 0; i < nr_poses; ++i)
{
- Point3f new_pos = path[i] * last_pos;
+ Point3f new_pos = path[i].translation();
vtkSmartPointer<vtkSphereSource> sphere_source = vtkSmartPointer<vtkSphereSource>::New();
sphere_source->SetCenter (new_pos.x, new_pos.y, new_pos.z);
sphere_source->Update();
sphere_source->GetOutput()->GetCellData()->SetScalars(sphere_scalars_init);
appendFilter->AddInputConnection(sphere_source->GetOutputPort());
- last_pos = new_pos;
continue;
}
else
appendFilter->AddInputConnection(sphere_source->GetOutputPort());
}
- Vec3f v = last_pos - new_pos;
+
+ Affine3f relativeAffine = path[i].inv() * path[i-1];
+ Vec3f v = path[i].rotation() * relativeAffine.translation();
v = normalize(v) * line_length;
vtkSmartPointer<vtkLineSource> line_source = vtkSmartPointer<vtkLineSource>::New();
line_source->GetOutput()->GetCellData()->SetScalars(line_scalars);
appendFilter->AddInputConnection(line_source->GetOutputPort());
- last_pos = new_pos;
}
vtkSmartPointer<vtkPolyDataMapper> mapper = vtkSmartPointer<vtkPolyDataMapper>::New();