Clean up formatting issues in user_objects.h

PiperOrigin-RevId: 599127766
Change-Id: If752c00038818fb21476eb98be891ead467aad56

src/user/user_objects.h

@@ -16,12 +16,17 @@
 #define MUJOCO_SRC_USER_USER_OBJECTS_H_
 
 #include <array>
+#include <functional>
 #include <map>
 #include <optional>
 #include <string>
+#include <string_view>
+#include <utility>
 #include <vector>
 
 #include "lodepng.h"
+
+#include <mujoco/mjtnum.h>
 #include <mujoco/mjmodel.h>
 #include <mujoco/mjplugin.h>
 
@@ -358,7 +363,8 @@ class mjCJoint : public mjCBase {
   double urdfeffort;               // store effort field from urdf
 
  private:
-  mjCJoint(mjCModel* = 0, mjCDef* = 0);// constructor
+  mjCJoint(mjCModel* = 0, mjCDef* = 0);
+
   int Compile(void);               // compiler; return dofnum
 
   mjCBody* body;                   // joint's body
@@ -429,7 +435,7 @@ class mjCGeom : public mjCBase {
   double quat[4];                 // orientation
 
  private:
-  mjCGeom(mjCModel* = 0, mjCDef* = 0);// constructor
+  mjCGeom(mjCModel* = 0, mjCDef* = 0);
   void Compile(void);                 // compiler
   double GetRBound(void);             // compute bounding sphere radius
   void ComputeAABB(void);             // compute axis-aligned bounding box
@@ -598,7 +604,7 @@ class mjCFlex: public mjCBase {
   void DelTexcoord();                 // delete texcoord
 
  private:
-  mjCFlex(mjCModel* = 0);                     // constructor
+  mjCFlex(mjCModel* = 0);
   void Compile(const mjVFS* vfs);         // compiler
   void CreateBVH(void);                   // create flex BVH
   void CreateShellPair(void);             // create shells and evpairs
@@ -610,7 +616,7 @@ class mjCFlex: public mjCBase {
   bool rigid;                             // all vertices attached to the same body
   bool centered;                          // all vertices coordinates (0,0,0)
   std::vector<int> vertbodyid;            // vertex body ids
-  std::vector<std::pair<int,int>> edge; // edge vertex ids
+  std::vector<std::pair<int, int>> edge;  // edge vertex ids
   std::vector<int> shell;                 // shell fragment vertex ids (dim per fragment)
   std::vector<int> elemlayer;             // element layer (distance from border)
   std::vector<int> evpair;                // element-vertex pairs
@@ -644,7 +650,7 @@ class mjCMesh: public mjCBase {
   const std::vector<float>& usertexcoord() const { return usertexcoord_; }
   const std::vector<int>& userface() const { return userface_; }
 
-  // mesh properites computed by Compile
+  // mesh properties computed by Compile
   const double* aamm() const { return aamm_; }
 
   // number of vertices, normals, texture coordinates, and faces