Changeset 6202 for code/branches/presentation2/src/orxonox/items

Timestamp:

Dec 2, 2009, 4:52:42 PM (14 years ago)

Author:

youngk

Message:

Implemented speed dependent audio pitch. BUG pitching doesn't currently work.

Location:

code/branches/presentation2/src/orxonox/items

Files:

• MultiStateEngine.cc (modified) (8 diffs)
• MultiStateEngine.h (modified) (2 diffs)

code/branches/presentation2/src/orxonox/items/MultiStateEngine.cc

@@ -41 +41 @@
 #include "worldentities/EffectContainer.h"
 #include "worldentities/pawns/SpaceShip.h"
+#include "sound/WorldSound.h"
 
 namespace orxonox
 {
     static const float FORWARD_EFFECT_VELOCITY_THRESHOLD = 20;
+    static const float MAX_VELOCITY_NORMAL = 111;
+    static const float MAX_VELOCITY_BOOST = 221;
 
     CreateFactory(MultiStateEngine);
@@ -51 +54 @@
     {
         RegisterObject(MultiStateEngine);
+
+        defEngineSndNormal_ = new WorldSound(this);
+        defEngineSndNormal_->setLooping(true);
 
         this->lua_ = new LuaState();
@@ -66 +72 @@
                 for (std::vector<WorldEntity*>::const_iterator it2 = (*it)->getEffectsBegin(); it2 != (*it)->getEffectsBegin(); ++it2)
                     (*it2)->destroy();
+            delete this->defEngineSndNormal_;
             delete this->lua_;
         }
@@ -74 +81 @@
         SUPER(MultiStateEngine, XMLPort, xmlelement, mode);
         XMLPortObject(MultiStateEngine, EffectContainer, "",  addEffectContainer,  getEffectContainer,  xmlelement, mode);
+        XMLPortParam(MultiStateEngine, "defEngineSndNormal",  setDefEngSndNormal,  getDefEngSndNormal,  xmlelement, mode);
     }
 
@@ -92 +100 @@
                 const Vector3& velocity = this->getShip()->getLocalVelocity();
 
+                float pitch = velocity.length();
                 bool forward = (direction.z < 0 && velocity.z < -FORWARD_EFFECT_VELOCITY_THRESHOLD);
 
                 int newState = 0;
                 if (this->getShip()->getBoost() && forward)
+                {
                     newState = Boost;
+                    pitch = pitch/MAX_VELOCITY_BOOST + 1;
+                    pitch = pitch > 2 ? 2 : pitch;
+                    pitch = pitch < 0.5 ? 0.5 : pitch;
+                    defEngineSndNormal_->setPitch(pitch);
+                }
                 else if (forward && !newState) // newState == Boost
+                {
                     newState = Normal;
+                    pitch = pitch/MAX_VELOCITY_NORMAL + 1;
+                    pitch = pitch > 2 ? 2 : pitch;
+                    pitch = pitch < 0.5 ? 0.5 : pitch;
+                    defEngineSndNormal_->setPitch(pitch);
+                }
                 else if (direction.z > 0 && velocity.z < 0)
                     newState = Brake;
@@ -116 +137 @@
                         lua_pushboolean(this->lua_->getInternalLuaState(), newState & Normal);
                         lua_setglobal(this->lua_->getInternalLuaState(), "normal");
+                        if(newState & Normal)
+                        {
+                            defEngineSndNormal_->play();
+                        }
+                        else
+                        {
+                            defEngineSndNormal_->stop();
+                        }
                     }
                     if (changes & Brake)
@@ -150 +179 @@
         if (!ship)
             return;
+
+        this->getShip()->attach(defEngineSndNormal_);
 
         for (std::vector<EffectContainer*>::const_iterator it = this->effectContainers_.begin(); it != this->effectContainers_.end(); ++it)
@@ -179 +210 @@
         return NULL;
     }
+
+    void MultiStateEngine::setDefEngSndNormal(const std::string &engineSound)
+    {
+        defEngineSndNormal_->setSource(engineSound);
+    }
+
+    const std::string& MultiStateEngine::getDefEngSndNormal()
+    {
+        return defEngineSndNormal_->getSource();
+    }
 }

code/branches/presentation2/src/orxonox/items/MultiStateEngine.h

@@ -64 +64 @@
             void addEffectContainer(EffectContainer* effect);
             EffectContainer* getEffectContainer(unsigned int index) const;
+            void setDefEngSndNormal(const std::string& engineSound);
+            const std::string& getDefEngSndNormal();
 
         private:
@@ -69 +71 @@
             LuaState* lua_;
             std::vector<EffectContainer*> effectContainers_;
+            WorldSound* defEngineSndNormal_;
     };
 }