fix scan_publish and pcd_save problem

rviz_cfg/loam_livox.rviz

@@ -35,7 +35,7 @@ Panels:
     Experimental: false
     Name: Time
     SyncMode: 0
-    SyncSource: currPoints
+    SyncSource: ""
 Preferences:
   PromptSaveOnExit: true
 Toolbars:
@@ -87,7 +87,7 @@ Visualization Manager:
           Max Color: 255; 255; 255
           Max Intensity: 150
           Min Color: 0; 0; 0
-          Min Intensity: 1
+          Min Intensity: 0
           Name: surround
           Position Transformer: XYZ
           Queue Size: 1
@@ -211,7 +211,7 @@ Visualization Manager:
       Buffer Length: 2
       Class: rviz/Path
       Color: 25; 255; 255
-      Enabled: false
+      Enabled: true
       Head Diameter: 0
       Head Length: 0
       Length: 0.30000001192092896
@@ -229,7 +229,7 @@ Visualization Manager:
       Shaft Length: 0.4000000059604645
       Topic: /path
       Unreliable: false
-      Value: false
+      Value: true
     - Alpha: 1
       Autocompute Intensity Bounds: false
       Autocompute Value Bounds:
@@ -326,25 +326,25 @@ Visualization Manager:
   Views:
     Current:
       Class: rviz/ThirdPersonFollower
-      Distance: 10
+      Distance: 62.12976837158203
       Enable Stereo Rendering:
         Stereo Eye Separation: 0.05999999865889549
         Stereo Focal Distance: 1
         Swap Stereo Eyes: false
         Value: false
       Focal Point:
-        X: 5.284592628479004
+        X: 5.488441467285156
-        Y: -1.0116491317749023
+        Y: -29.57037353515625
-        Z: -9.5367431640625e-7
+        Z: 2.2303884179564193e-6
       Focal Shape Fixed Size: false
       Focal Shape Size: 0.05000000074505806
-      Invert Z Axis: true
+      Invert Z Axis: false
       Name: Current View
       Near Clip Distance: 0.009999999776482582
-      Pitch: -0.31460127234458923
+      Pitch: 0.740202784538269
       Target Frame: camera_init
       Value: ThirdPersonFollower (rviz)
-      Yaw: 4.585422039031982
+      Yaw: 3.57222843170166
     Saved: ~
 Window Geometry:
   Displays:

src/laserMapping.cpp

@@ -445,20 +445,20 @@ PointCloudXYZI::Ptr pcl_wait_pub(new PointCloudXYZI(500000, 1));
 PointCloudXYZI::Ptr pcl_wait_save(new PointCloudXYZI());
 void publish_frame_world(const ros::Publisher & pubLaserCloudFullRes)
 {
-    PointCloudXYZI::Ptr laserCloudFullRes(dense_pub_en ? feats_undistort : feats_down_body);
-    int size = laserCloudFullRes->points.size();
-    PointCloudXYZI::Ptr laserCloudWorld( \
-                    new PointCloudXYZI(size, 1));
-
-    for (int i = 0; i < size; i++)
-    {
-        RGBpointBodyToWorld(&laserCloudFullRes->points[i], \
-                            &laserCloudWorld->points[i]);
-    }
-
     // *pcl_wait_pub += *laserCloudWorld;
-    if(1)
+    if(scan_pub_en)
     {
+        PointCloudXYZI::Ptr laserCloudFullRes(dense_pub_en ? feats_undistort : feats_down_body);
+        int size = laserCloudFullRes->points.size();
+        PointCloudXYZI::Ptr laserCloudWorld( \
+                        new PointCloudXYZI(size, 1));
+
+        for (int i = 0; i < size; i++)
+        {
+            RGBpointBodyToWorld(&laserCloudFullRes->points[i], \
+                                &laserCloudWorld->points[i]);
+        }
+
         sensor_msgs::PointCloud2 laserCloudmsg;
         pcl::toROSMsg(*laserCloudWorld, laserCloudmsg);
         laserCloudmsg.header.stamp = ros::Time::now();
@@ -471,8 +471,17 @@ void publish_frame_world(const ros::Publisher & pubLaserCloudFullRes)
     /**************** save map ****************/
     /* 1. make sure you have enough memories
     /* 2. pcd save will largely influence the real-time performences **/
-    if (laserCloudWorld->size() > 0 && pcd_save_en)
+    if (pcd_save_en)
     {
+        int size = feats_undistort->points.size();
+        PointCloudXYZI::Ptr laserCloudWorld( \
+                        new PointCloudXYZI(size, 1));
+
+        for (int i = 0; i < size; i++)
+        {
+            RGBpointBodyToWorld(&feats_undistort->points[i], \
+                                &laserCloudWorld->points[i]);
+        }
         *pcl_wait_save += *laserCloudWorld;
     }
 }
@@ -879,7 +888,7 @@ int main(int argc, char** argv)
             
             /******* Publish points *******/
             publish_path(pubPath);
-            if(scan_pub_en) publish_frame_world(pubLaserCloudFullRes);
+            if (scan_pub_en || pcd_save_en)     publish_frame_world(pubLaserCloudFullRes);
             
             // publish_effect_world(pubLaserCloudEffect);
             // publish_map(pubLaserCloudMap);