Bugfix : don't ignore interaction property on animated objects

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@10929 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/animations/three_d_animation.cpp

@@ -65,6 +65,8 @@ ThreeDAnimation::ThreeDAnimation(const XMLNode &node)
 /** Creates a bullet rigid body for this animated model. */
 void ThreeDAnimation::createPhysicsBody(const std::string &shape)
 {
+    if (m_interaction == "ghost") return;
+    
     // 1. Determine size of the object
     // -------------------------------
     Vec3 min, max;

src/tracks/track_object.cpp

@@ -58,6 +58,8 @@ TrackObject::TrackObject(const XMLNode &xml_node)
     std::string sound;
     xml_node.get("sound",   &sound       );
 
+    m_interaction = "static";
+    xml_node.get("interaction", &m_interaction);
     xml_node.get("lod_group", &m_lod_group);
     
     std::string type;

src/tracks/track_object.hpp

@@ -91,6 +91,8 @@ protected:
     /** For action trigger objects */
     std::string                    m_action;
     
+    std::string                    m_interaction;
+    
 public:
                  TrackObject(const XMLNode &xml_node);
                  TrackObject(const core::vector3df& pos, const core::vector3df& hpr,