Fix yet more clang-format issues

Author: gnawme

apps/3d_rec_framework/src/tools/openni_frame_source.cpp

@@ -4,8 +4,7 @@
 
 namespace OpenNIFrameSource {
 
-OpenNIFrameSource::OpenNIFrameSource(const std::string& device_id)
-: grabber_(device_id)
+OpenNIFrameSource::OpenNIFrameSource(const std::string& device_id): grabber_(device_id)
 {
   std::function<void(const PointCloudConstPtr&)> frame_cb =
       [this](const PointCloudConstPtr& cloud) { onNewFrame(cloud); };

apps/in_hand_scanner/include/pcl/apps/in_hand_scanner/opengl_viewer.h

@@ -302,7 +302,7 @@ public Q_SLOTS:
   /** \brief Please have a look at the documentation of calcFPS. */
   class FPS {
   public:
-    FPS() : {}
+    FPS() = default;
 
     inline double&
     value()

apps/in_hand_scanner/src/integration.cpp

@@ -50,8 +50,7 @@
 ////////////////////////////////////////////////////////////////////////////////
 
 pcl::ihs::Integration::Integration()
-: kd_tree_(new pcl::KdTreeFLANN<PointXYZ>())
-{}
+: kd_tree_(new pcl::KdTreeFLANN<PointXYZ>()) {}
 
 ////////////////////////////////////////////////////////////////////////////////
 

apps/include/pcl/apps/nn_classification.h

@@ -284,8 +284,7 @@ class NNClassification {
         std::make_shared<std::pair<std::vector<std::string>, std::vector<float>>>();
     result->first.reserve(classes_.size());
     result->second.reserve(classes_.size());
-    for (auto it = sqr_distances->begin(); it != sqr_distances->end();
-         ++it)
+    for (auto it = sqr_distances->begin(); it != sqr_distances->end(); ++it)
       if (*it != std::numeric_limits<float>::max()) {
         result->first.push_back(classes_[it - sqr_distances->begin()]);
         result->second.push_back(sqrt(*it));

apps/src/face_detection/openni_frame_source.cpp

@@ -3,8 +3,7 @@
 
 namespace OpenNIFrameSource {
 
-OpenNIFrameSource::OpenNIFrameSource(const std::string& device_id)
-: grabber_(device_id)
+OpenNIFrameSource::OpenNIFrameSource(const std::string& device_id): grabber_(device_id)
 {
   std::function<void(const PointCloudConstPtr&)> frame_cb =
       [this](const PointCloudConstPtr& cloud) { onNewFrame(cloud); };

apps/src/openni_klt.cpp

@@ -111,7 +111,7 @@ class OpenNIViewer {
   using Cloud = pcl::PointCloud<PointType>;
   using CloudConstPtr = typename Cloud::ConstPtr;
 
-  OpenNIViewer(pcl::Grabber& grabber): grabber_(grabber) {}
+  OpenNIViewer(pcl::Grabber& grabber) : grabber_(grabber) {}
 
   void
   detect_keypoints(const CloudConstPtr& cloud)

apps/src/stereo_ground_segmentation.cpp

@@ -266,7 +266,8 @@ class HRCSSegmentation {
       if (region_index.indices.size() > 1000) {
 
         for (int index : region_index.indices) {
-          pcl::PointXYZ ground_pt((*cloud)[index].x, (*cloud)[index].y, (*cloud)[index].z);
+          pcl::PointXYZ ground_pt(
+              (*cloud)[index].x, (*cloud)[index].y, (*cloud)[index].z);
           ground_cloud->points.push_back(ground_pt);
           (*ground_image)[index].g =
               static_cast<std::uint8_t>(((*cloud)[index].g + 255) / 2);