Add small feature : in addition to allow resetting a kart when touching something, allow making it 'explode' the kart like when receiving a cake

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/trunk@11687 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/animations/three_d_animation.cpp

@@ -38,8 +38,10 @@
 ThreeDAnimation::ThreeDAnimation(const XMLNode &node)
                : AnimationBase(node)
 {
-    m_crash_reset   = false;
+    m_crash_reset  = false;
+    m_explode_kart = false;
     node.get("reset", &m_crash_reset);
+    node.get("explode", &m_explode_kart);
     
     m_important_animation = (World::getWorld()->getIdent() == IDENT_CUSTSCENE);
     node.get("important", &m_important_animation);

src/animations/three_d_animation.hpp

@@ -57,6 +57,10 @@ private:
      *  rescuing a kart. */
     bool                  m_crash_reset;
     
+    /** True if a collision with this object should trigger 
+     *  "exploding" a kart. */
+    bool                  m_explode_kart;
+    
     /** We have to store the rotation value as computed in blender, since
      *  irrlicht uses a different order, so for rotation animations we
      *  can not use the value returned by getRotation from a scene node. */
@@ -77,7 +81,7 @@ public:
     /** Returns true if a collision with this object should 
      * trigger a rescue. */
     bool isCrashReset() const { return m_crash_reset; }
-
+    bool isExplodeKartObject() const { return m_explode_kart; }
 };   // ThreeDAnimation
 #endif
 

src/physics/physical_object.cpp

@@ -47,12 +47,14 @@ PhysicalObject::PhysicalObject(const XMLNode &xml_node)
     m_mass         = 1;
     m_radius       = -1;
     m_crash_reset  = false;
-
+    m_explode_kart = false;
+    
     std::string shape;
-    xml_node.get("mass",   &m_mass       );
-    xml_node.get("radius", &m_radius     );
-    xml_node.get("shape",  &shape        );
-    xml_node.get("reset",  &m_crash_reset);
+    xml_node.get("mass",    &m_mass       );
+    xml_node.get("radius",  &m_radius     );
+    xml_node.get("shape",   &shape        );
+    xml_node.get("reset",   &m_crash_reset);
+    xml_node.get("explode", &m_explode_kart);
 
     m_body_type = MP_NONE;
     if     (shape=="cone"  ||
@@ -101,6 +103,7 @@ PhysicalObject::PhysicalObject(const std::string& model,
     m_mass = mass;
     m_radius = radius;
     m_crash_reset  = false;
+    m_explode_kart = false;
 
     m_init_pos.setIdentity();
     btQuaternion q;

src/physics/physical_object.hpp

@@ -79,6 +79,9 @@ private:
 
     /** True if a kart colliding with this object should be rescued. */
     bool                  m_crash_reset;
+    
+    /** True if kart should "explode" when touching this */
+    bool                  m_explode_kart;
 
 public:
                  PhysicalObject (const XMLNode &node);
@@ -101,6 +104,7 @@ public:
     /** Returns true if this object should trigger a rescue in a kart that
      *  hits it. */
     bool isCrashReset() const { return m_crash_reset; }
+    bool isExplodeKartObject () const { return m_explode_kart; }
 };  // PhysicalObject
 
 #endif

src/physics/physics.cpp

@@ -24,6 +24,7 @@
 #include "karts/rescue_animation.hpp"
 #include "network/race_state.hpp"
 #include "graphics/stars.hpp"
+#include "karts/explosion_animation.hpp"
 #include "physics/btKart.hpp"
 #include "physics/btUprightConstraint.hpp"
 #include "physics/irr_debug_drawer.hpp"
@@ -176,6 +177,11 @@ void Physics::update(float dt)
                 AbstractKart *kart = p->getUserPointer(1)->getPointerKart();
                 new RescueAnimation(kart);
             }
+            else if (obj->isExplodeKartObject())
+            {
+                AbstractKart *kart = p->getUserPointer(1)->getPointerKart();
+                ExplosionAnimation::create(kart);
+            }
             continue;
         }
 
@@ -188,6 +194,11 @@ void Physics::update(float dt)
                 AbstractKart *kart = p->getUserPointer(1)->getPointerKart();
                 new RescueAnimation(kart);
             }
+            else if (anim->isExplodeKartObject())
+            {
+                AbstractKart *kart = p->getUserPointer(1)->getPointerKart();
+                ExplosionAnimation::create(kart);
+            }
             continue;
 
         }