diff --git a/panda/src/bullet/bulletBodyNode.cxx b/panda/src/bullet/bulletBodyNode.cxx
index 03c24ffaa1..e159e81e90 100644
--- a/panda/src/bullet/bulletBodyNode.cxx
+++ b/panda/src/bullet/bulletBodyNode.cxx
@@ -644,7 +644,7 @@ add_shapes_from_collision_solids(CollisionNode *cnode) {
     // CollisionBox
     else if (CollisionBox::get_class_type() == type) {
       CPT(CollisionBox) box = DCAST(CollisionBox, solid);
-      CPT(TransformState) ts = TransformState::make_pos(box->get_approx_center());
+      CPT(TransformState) ts = TransformState::make_pos(box->get_center());
 
       add_shape(BulletBoxShape::make_from_solid(box), ts);
     }
diff --git a/panda/src/collide/collisionBox.I b/panda/src/collide/collisionBox.I
index c99850f1c8..20776bf880 100644
--- a/panda/src/collide/collisionBox.I
+++ b/panda/src/collide/collisionBox.I
@@ -130,6 +130,26 @@ get_center() const {
   return _center;
 }
 
+////////////////////////////////////////////////////////////////////
+//     Function: CollisionBox::get_min
+//       Access: Published
+//  Description:
+////////////////////////////////////////////////////////////////////
+INLINE const LPoint3 &CollisionBox::
+get_min() const {
+  return _min;
+}
+
+////////////////////////////////////////////////////////////////////
+//     Function: CollisionBox::get_max
+//       Access: Published
+//  Description:
+////////////////////////////////////////////////////////////////////
+INLINE const LPoint3 &CollisionBox::
+get_max() const {
+  return _max;
+}
+
 ////////////////////////////////////////////////////////////////////
 //     Function: CollisionBox::get_dimensions
 //       Access: Published
@@ -140,22 +160,12 @@ get_dimensions() const {
   return _max - _min;
 }
 
-////////////////////////////////////////////////////////////////////
-//     Function: CollisionBox::get_radius
-//       Access: Published
-//  Description:
-////////////////////////////////////////////////////////////////////
-INLINE PN_stdfloat CollisionBox::
-get_radius() const {
-  return _radius;
-}
-
 ////////////////////////////////////////////////////////////////////
 //     Function: CollisionBox::get_num_points
 //       Access: Published
 //  Description: Returns 8: the number of vertices of a rectangular solid.
 ////////////////////////////////////////////////////////////////////
-INLINE_MATHUTIL int CollisionBox::
+INLINE int CollisionBox::
 get_num_points() const {
   return 8;
 }
@@ -165,7 +175,7 @@ get_num_points() const {
 //       Access: Published
 //  Description: Returns the nth vertex of the OBB.
 ////////////////////////////////////////////////////////////////////
-INLINE_MATHUTIL LPoint3 CollisionBox::
+INLINE LPoint3 CollisionBox::
 get_point(int n) const {
   nassertr(n >= 0 && n < 8, LPoint3::zero());
   return _vertex[n];
@@ -177,7 +187,7 @@ get_point(int n) const {
 //       Access: Published
 //  Description: Returns the nth vertex of the Axis Aligned Bounding Box.
 ////////////////////////////////////////////////////////////////////
-INLINE_MATHUTIL LPoint3 CollisionBox::
+INLINE LPoint3 CollisionBox::
 get_point_aabb(int n) const {
   nassertr(n >= 0 && n < 8, LPoint3::zero());
   
@@ -192,7 +202,7 @@ get_point_aabb(int n) const {
 //       Access: Published
 //  Description: Returns 6: the number of faces of a rectangular solid.
 ////////////////////////////////////////////////////////////////////
-INLINE_MATHUTIL int CollisionBox::
+INLINE int CollisionBox::
 get_num_planes() const {
   return 6;
 }
@@ -202,7 +212,7 @@ get_num_planes() const {
 //       Access: Published
 //  Description: Returns the nth face of the rectangular solid.
 ////////////////////////////////////////////////////////////////////
-INLINE_MATHUTIL LPlane CollisionBox::
+INLINE LPlane CollisionBox::
 get_plane(int n) const {
   nassertr(n >= 0 && n < 6, LPlane());
   return _planes[n];
@@ -213,7 +223,7 @@ get_plane(int n) const {
 //       Access: Published
 //  Description: Creates the nth face of the rectangular solid.
 ////////////////////////////////////////////////////////////////////
-INLINE_MATHUTIL LPlane CollisionBox::
+INLINE LPlane CollisionBox::
 set_plane(int n) const {
   nassertr(n >= 0 && n < 6, LPlane());
   return LPlane(get_point(plane_def[n][0]),
diff --git a/panda/src/collide/collisionBox.cxx b/panda/src/collide/collisionBox.cxx
index 1afcd2dd25..c508061f30 100644
--- a/panda/src/collide/collisionBox.cxx
+++ b/panda/src/collide/collisionBox.cxx
@@ -175,36 +175,6 @@ get_collision_origin() const {
   return _center;
 }
 
-////////////////////////////////////////////////////////////////////
-//     Function: CollisionBox::get_min
-//       Access: Public, Virtual
-//  Description: 
-////////////////////////////////////////////////////////////////////
-LPoint3 CollisionBox::
-get_min() const {
-  return _min;
-}
-
-////////////////////////////////////////////////////////////////////
-//     Function: CollisionBox::get_max
-//       Access: Public, Virtual
-//  Description: 
-////////////////////////////////////////////////////////////////////
-LPoint3 CollisionBox::
-get_max() const {
-  return _max;
-}
-
-////////////////////////////////////////////////////////////////////
-//     Function: CollisionBox::get_approx_center
-//       Access: Public, Virtual
-//  Description: 
-////////////////////////////////////////////////////////////////////
-LPoint3 CollisionBox::
-get_approx_center() const {
-  return (_min + _max) * 0.5f;
-}
-
 ////////////////////////////////////////////////////////////////////
 //     Function: CollisionBox::get_volume_pcollector
 //       Access: Public, Virtual
diff --git a/panda/src/collide/collisionBox.h b/panda/src/collide/collisionBox.h
index 1d875b9876..12db41697c 100644
--- a/panda/src/collide/collisionBox.h
+++ b/panda/src/collide/collisionBox.h
@@ -50,26 +50,29 @@ public:
   virtual PStatCollector &get_test_pcollector();
 
   virtual void output(ostream &out) const;
-  
-  virtual LPoint3 get_approx_center() const;
-  virtual LPoint3 get_min() const;
-  virtual LPoint3 get_max() const;
 
   INLINE static void flush_level();
   void setup_box();
 
 PUBLISHED:
-  INLINE_MATHUTIL int get_num_points() const;
-  INLINE_MATHUTIL LPoint3 get_point_aabb(int n) const;
-  INLINE_MATHUTIL LPoint3 get_point(int n) const;
-  INLINE_MATHUTIL int get_num_planes() const;
-  INLINE_MATHUTIL LPlane set_plane(int n) const;
-  INLINE_MATHUTIL LPlane get_plane(int n) const;
+  INLINE int get_num_points() const;
+  INLINE LPoint3 get_point_aabb(int n) const;
+  INLINE LPoint3 get_point(int n) const;
+  INLINE int get_num_planes() const;
+  INLINE LPlane set_plane(int n) const;
+  INLINE LPlane get_plane(int n) const;
   INLINE void set_center(const LPoint3 &center);
   INLINE void set_center(PN_stdfloat x, PN_stdfloat y, PN_stdfloat z);
   INLINE const LPoint3 &get_center() const;
+  INLINE const LPoint3 &get_min() const;
+  INLINE const LPoint3 &get_max() const;
   INLINE LVector3 get_dimensions() const;
-  INLINE PN_stdfloat get_radius() const;
+
+PUBLISHED:
+  MAKE_PROPERTY(center, get_center);
+  MAKE_PROPERTY(min, get_min);
+  MAKE_PROPERTY(max, get_max);
+  MAKE_PROPERTY(dimensions, get_dimensions);
 
 protected:
   virtual PT(BoundingVolume) compute_internal_bounds() const;
diff --git a/panda/src/collide/collisionEntry.h b/panda/src/collide/collisionEntry.h
index 5225ff1117..8826e6a382 100644
--- a/panda/src/collide/collisionEntry.h
+++ b/panda/src/collide/collisionEntry.h
@@ -97,6 +97,17 @@ PUBLISHED:
   void output(ostream &out) const;
   void write(ostream &out, int indent_level = 0) const;
 
+PUBLISHED:
+  MAKE_PROPERTY(from, get_from);
+  MAKE_PROPERTY(into, get_into);
+  MAKE_PROPERTY(from_node, get_from_node);
+  MAKE_PROPERTY(into_node, get_into_node);
+  MAKE_PROPERTY(from_node_path, get_from_node_path);
+  MAKE_PROPERTY(into_node_path, get_into_node_path);
+
+  MAKE_PROPERTY(t, get_t, set_t);
+  MAKE_PROPERTY(respect_prev_transform, get_respect_prev_transform);
+
 public:
   INLINE CPT(TransformState) get_wrt_space() const;
   INLINE CPT(TransformState) get_inv_wrt_space() const;
diff --git a/panda/src/collide/collisionHandlerFloor.h b/panda/src/collide/collisionHandlerFloor.h
index 931cec023d..3f4eece73a 100644
--- a/panda/src/collide/collisionHandlerFloor.h
+++ b/panda/src/collide/collisionHandlerFloor.h
@@ -42,6 +42,11 @@ PUBLISHED:
   INLINE void set_max_velocity(PN_stdfloat max_vel);
   INLINE PN_stdfloat get_max_velocity() const;
 
+PUBLISHED:
+  MAKE_PROPERTY(offset, get_offset, set_offset);
+  MAKE_PROPERTY(reach, get_reach, set_reach);
+  MAKE_PROPERTY(max_velocity, get_max_velocity, set_max_velocity);
+
 protected:
   PN_stdfloat set_highest_collision(const NodePath &target_node_path, const NodePath &from_node_path, const Entries &entries);
   virtual bool handle_entries();
diff --git a/panda/src/collide/collisionHandlerGravity.h b/panda/src/collide/collisionHandlerGravity.h
index fccf527c8c..6f57899c1c 100644
--- a/panda/src/collide/collisionHandlerGravity.h
+++ b/panda/src/collide/collisionHandlerGravity.h
@@ -57,6 +57,17 @@ PUBLISHED:
   INLINE void set_legacy_mode(bool legacy_mode);
   INLINE bool get_legacy_mode() const;
 
+PUBLISHED:
+  MAKE_PROPERTY(offset, get_offset, set_offset);
+  MAKE_PROPERTY(reach, get_reach, set_reach);
+  MAKE_PROPERTY(airborne_height, get_airborne_height);
+  MAKE_PROPERTY(on_ground, is_on_ground);
+  MAKE_PROPERTY(impact_velocity, get_impact_velocity);
+  MAKE_PROPERTY(contact_normal, get_contact_normal);
+  MAKE_PROPERTY(velocity, get_velocity, set_velocity);
+  MAKE_PROPERTY(gravity, get_gravity, set_gravity);
+  MAKE_PROPERTY(max_velocity, get_max_velocity, set_max_velocity);
+
 protected:
   PN_stdfloat set_highest_collision(const NodePath &target_node_path, const NodePath &from_node_path, const Entries &entries);
   virtual bool handle_entries();
diff --git a/panda/src/collide/collisionHandlerPhysical.h b/panda/src/collide/collisionHandlerPhysical.h
index 3dbb4131b4..3feddfbcb1 100644
--- a/panda/src/collide/collisionHandlerPhysical.h
+++ b/panda/src/collide/collisionHandlerPhysical.h
@@ -54,6 +54,9 @@ PUBLISHED:
   INLINE bool has_center() const;
   INLINE bool has_contact() const;
 
+PUBLISHED:
+  MAKE_PROPERTY2(center, has_center, get_center, set_center, clear_center);
+
 protected:
   bool _has_contact; // Are we in contact with anything?
 
diff --git a/panda/src/collide/collisionHandlerPusher.h b/panda/src/collide/collisionHandlerPusher.h
index 2a690e297d..17630a5954 100644
--- a/panda/src/collide/collisionHandlerPusher.h
+++ b/panda/src/collide/collisionHandlerPusher.h
@@ -34,6 +34,9 @@ PUBLISHED:
   INLINE void set_horizontal(bool flag);
   INLINE bool get_horizontal() const;
 
+PUBLISHED:
+  MAKE_PROPERTY(horizontal, get_horizontal, set_horizontal);
+
 protected:
   virtual bool handle_entries();
   virtual void apply_net_shove(
diff --git a/panda/src/collide/collisionParabola.h b/panda/src/collide/collisionParabola.h
index a9f48f7ccf..f2958ad67d 100644
--- a/panda/src/collide/collisionParabola.h
+++ b/panda/src/collide/collisionParabola.h
@@ -63,6 +63,11 @@ PUBLISHED:
   INLINE void set_t2(PN_stdfloat t2);
   INLINE PN_stdfloat get_t2() const;
 
+PUBLISHED:
+  MAKE_PROPERTY(parabola, get_parabola, set_parabola);
+  MAKE_PROPERTY(t1, get_t1, set_t1);
+  MAKE_PROPERTY(t2, get_t2, set_t2);
+
 protected:
   virtual PT(BoundingVolume) compute_internal_bounds() const;
 
diff --git a/panda/src/collide/collisionPlane.h b/panda/src/collide/collisionPlane.h
index ccdc6de91f..db54441b1b 100644
--- a/panda/src/collide/collisionPlane.h
+++ b/panda/src/collide/collisionPlane.h
@@ -57,6 +57,10 @@ PUBLISHED:
 
   INLINE void flip();
 
+PUBLISHED:
+  MAKE_PROPERTY(normal, get_normal);
+  MAKE_PROPERTY(plane, get_plane, set_plane);
+
 protected:
   virtual PT(BoundingVolume) compute_internal_bounds() const;
 
diff --git a/panda/src/collide/collisionPolygon.h b/panda/src/collide/collisionPolygon.h
index 583cf2f080..e200be8407 100644
--- a/panda/src/collide/collisionPolygon.h
+++ b/panda/src/collide/collisionPolygon.h
@@ -61,6 +61,10 @@ PUBLISHED:
   bool is_valid() const;
   bool is_concave() const;
 
+PUBLISHED:
+  MAKE_PROPERTY(valid, is_valid);
+  MAKE_PROPERTY(concave, is_concave);
+
 public:
   virtual void xform(const LMatrix4 &mat);
 
diff --git a/panda/src/collide/collisionSegment.h b/panda/src/collide/collisionSegment.h
index a45ac4ff6b..031446cfb6 100644
--- a/panda/src/collide/collisionSegment.h
+++ b/panda/src/collide/collisionSegment.h
@@ -64,6 +64,10 @@ PUBLISHED:
   bool set_from_lens(LensNode *camera, const LPoint2 &point);
   INLINE bool set_from_lens(LensNode *camera, PN_stdfloat px, PN_stdfloat py);
 
+PUBLISHED:
+  MAKE_PROPERTY(point_a, get_point_a, set_point_a);
+  MAKE_PROPERTY(point_b, get_point_b, set_point_b);
+
 protected:
   virtual PT(BoundingVolume) compute_internal_bounds() const;
 
diff --git a/panda/src/collide/collisionSphere.h b/panda/src/collide/collisionSphere.h
index d6ebef3c21..8bf9b10381 100644
--- a/panda/src/collide/collisionSphere.h
+++ b/panda/src/collide/collisionSphere.h
@@ -58,6 +58,10 @@ PUBLISHED:
   INLINE void set_radius(PN_stdfloat radius);
   INLINE PN_stdfloat get_radius() const;
 
+PUBLISHED:
+  MAKE_PROPERTY(center, get_center, set_center);
+  MAKE_PROPERTY(radius, get_radius, set_radius);
+
 protected:
   virtual PT(BoundingVolume) compute_internal_bounds() const;
 
diff --git a/panda/src/collide/collisionTraverser.h b/panda/src/collide/collisionTraverser.h
index cc98ad43cd..bd87a0879a 100644
--- a/panda/src/collide/collisionTraverser.h
+++ b/panda/src/collide/collisionTraverser.h
@@ -53,6 +53,8 @@ PUBLISHED:
 
   INLINE void set_respect_prev_transform(bool flag);
   INLINE bool get_respect_prev_transform() const;
+  MAKE_PROPERTY(respect_preV_transform, get_respect_prev_transform,
+                                        set_respect_prev_transform);
 
   void add_collider(const NodePath &collider, CollisionHandler *handler);
   bool remove_collider(const NodePath &collider);
@@ -70,6 +72,8 @@ PUBLISHED:
   INLINE bool has_recorder() const;
   INLINE CollisionRecorder *get_recorder() const;
   INLINE void clear_recorder();
+  MAKE_PROPERTY2(recorder, has_recorder, get_recorder,
+                           set_recorder, clear_recorder);
 
   CollisionVisualizer *show_collisions(const NodePath &root);
   void hide_collisions();
diff --git a/panda/src/collide/collisionTube.h b/panda/src/collide/collisionTube.h
index 90ca393cee..09a00d025e 100644
--- a/panda/src/collide/collisionTube.h
+++ b/panda/src/collide/collisionTube.h
@@ -65,6 +65,11 @@ PUBLISHED:
   INLINE void set_radius(PN_stdfloat radius);
   INLINE PN_stdfloat get_radius() const;
 
+PUBLISHED:
+  MAKE_PROPERTY(point_a, get_point_a, set_point_a);
+  MAKE_PROPERTY(point_b, get_point_b, set_point_b);
+  MAKE_PROPERTY(radius, get_radius, set_radius);
+
 protected:
   virtual PT(BoundingVolume) compute_internal_bounds() const;
 
diff --git a/panda/src/collide/collisionVisualizer.h b/panda/src/collide/collisionVisualizer.h
index 1578bdce9f..e5ddf76833 100644
--- a/panda/src/collide/collisionVisualizer.h
+++ b/panda/src/collide/collisionVisualizer.h
@@ -47,6 +47,10 @@ PUBLISHED:
 
   void clear();
 
+PUBLISHED:
+  MAKE_PROPERTY(point_scale, get_point_scale, set_point_scale);
+  MAKE_PROPERTY(normal_scale, get_normal_scale, set_normal_scale);
+
 public:
   // from parent class PandaNode.
   virtual PandaNode *make_copy() const;