Changeset 8181 in orxonox.OLD for branches/atmospheric_engine/src/lib/sound

Timestamp:

Jun 7, 2006, 9:36:31 AM (19 years ago)

Author:

amaechler

Message:

branches/atmospheric_engine: more rain and sound fadein hacking

Location:

branches/atmospheric_engine/src/lib/sound

Files:

• sound_source.cc (modified) (2 diffs)
• sound_source.h (modified) (2 diffs)

branches/atmospheric_engine/src/lib/sound/sound_source.cc

@@ -211 +211 @@
         }
 
-/**
-* @brief Plays and loops buffer on this Source
-* @param buffer the buffer to play back on this Source
-*/
-void SoundSource::loop(const SoundBuffer* buffer)
-{
-        if (this->buffer && this->retrieveSource())
-        {
-                if (this->bPlay)
-                        alSourceStop(this->sourceID);
-
-                alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
-                alSourcei (this->sourceID, AL_LOOPING,  AL_TRUE);
-                alSourcef (this->sourceID, AL_GAIN, 1);
-
-                alSourcePlay(this->sourceID);
-
-                if (DEBUG_LEVEL >= 3)
-                        SoundEngine::checkError("Play LoopSource", __LINE__);
-                this->bPlay = true;
-        }
-}
-
-
-/**
-* @brief Plays and loops buffer on this Source with gain control
-* @param buffer the buffer to play back on this Source
-*/
-void SoundSource::loop(const SoundBuffer* buffer, float gain)
-{
-        if (this->buffer && this->retrieveSource())
-        {
-                if (this->bPlay)
-                        alSourceStop(this->sourceID);
-
-                alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
-                alSourcei (this->sourceID, AL_LOOPING,  AL_TRUE);
-                alSourcef (this->sourceID, AL_GAIN, gain);
-
-                alSourcePlay(this->sourceID);
-
-                if (DEBUG_LEVEL >= 3)
-                        SoundEngine::checkError("Play LoopSource", __LINE__);
-                this->bPlay = true;
-        }
-}
-
-
-/**
-* @brief Stops playback of a SoundSource
-*/
-void SoundSource::stop()
-{
-        this->bPlay = false;
-        if (this->sourceID != 0)
+        /**
+        * @brief Plays and loops buffer on this Source
+        * @param buffer the buffer to play back on this Source
+        */
+        void SoundSource::loop(const SoundBuffer* buffer)
+        {
+                if (this->buffer && this->retrieveSource())
+                {
+                        if (this->bPlay)
+                                alSourceStop(this->sourceID);
+        
+                        alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
+                        alSourcei (this->sourceID, AL_LOOPING,  AL_TRUE);
+                        alSourcef (this->sourceID, AL_GAIN, 1);
+        
+                        alSourcePlay(this->sourceID);
+        
+                        if (DEBUG_LEVEL >= 3)
+                                SoundEngine::checkError("Loop Source", __LINE__);
+                        this->bPlay = true;
+                }
+        }
+        
+        
+        /**
+        * @brief Plays and loops buffer on this Source with gain control
+        * @param buffer the buffer to play back on this Source
+        */
+        void SoundSource::loop(const SoundBuffer* buffer, float gain)
+        {
+                if (this->buffer && this->retrieveSource())
+                {
+                        if (this->bPlay)
+                                alSourceStop(this->sourceID);
+        
+                        alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
+                        alSourcei (this->sourceID, AL_LOOPING,  AL_TRUE);
+                        alSourcef (this->sourceID, AL_GAIN, gain);
+        
+                        alSourcePlay(this->sourceID);
+        
+                        if (DEBUG_LEVEL >= 3)
+                                SoundEngine::checkError("Loop Source", __LINE__);
+                        this->bPlay = true;
+                }
+        }
+        
+        
+        /**
+        * @brief Stops playback of a SoundSource
+        */
+        void SoundSource::stop()
         {
                 this->bPlay = false;
                 if (this->sourceID != 0)
                 {
-                        alSourceStop(this->sourceID);
-                        if (DEBUG_LEVEL >= 3)
-                                SoundEngine::checkError("StopSource", __LINE__);
-                        alSourcei(this->sourceID, AL_BUFFER, 0);
-                        if (!this->resident)
-                                SoundEngine::getInstance()->pushALSource(this->sourceID);
-                        this->sourceID = 0;
-                }
-        }
-}
+                        this->bPlay = false;
+                        if (this->sourceID != 0)
+                        {
+                                alSourceStop(this->sourceID);
+                                if (DEBUG_LEVEL >= 3)
+                                        SoundEngine::checkError("StopSource", __LINE__);
+                                alSourcei(this->sourceID, AL_BUFFER, 0);
+                                if (!this->resident)
+                                        SoundEngine::getInstance()->pushALSource(this->sourceID);
+                                this->sourceID = 0;
+                        }
+                }
+        }
 
         /**
@@ -362 +362 @@
                 alSourcef (sourceID, AL_GAIN,            SoundEngine::getInstance()->getEffectsVolume());
         }
+
+
+        /**
+        * @brief Fades in a Source over a time period
+        * @param duration time perios to fade in
+        */
+        void SoundSource::fadein(const SoundBuffer* buffer, ALfloat duration)
+        {
+                //if (this->buffer && this->retrieveSource())
+                //{
+
+                for (ALfloat n = 0.0; n < 1.0; n+=.01)
+                {
+                        alSourcef(this->sourceID, AL_GAIN, n);
+                        // sleep(1);
+                }
+
+                //      alSourcePlay(this->sourceID);
+        
+                //      if (DEBUG_LEVEL >= 3)
+                //              SoundEngine::checkError("Loop Source", __LINE__);
+                //      this->bPlay = true;
+                //}
+
+        }
+
+
 }

branches/atmospheric_engine/src/lib/sound/sound_source.h

@@ -1 +1 @@
 /*!
- * @file sound_source.h
- * @brief Definition of the SoundSource.
+* @file sound_source.h
+* @brief Definition of the SoundSource.
 */
 
@@ -14 +14 @@
 namespace OrxSound
 {
-  class SoundBuffer;
-  //! A class that represents a SoundSource
-  class SoundSource : public BaseObject
-  {
-  public:
-    SoundSource(const PNode* sourceNode = NULL, const SoundBuffer* buffer = NULL);
-    SoundSource(const SoundSource& source);
-    SoundSource& operator=(const SoundSource& source);
-    bool operator==(const SoundSource& source);
-
-    virtual ~SoundSource();
-
-    // user interaction
-    void play();
-    void play(const SoundBuffer* buffer);
-    void play(const SoundBuffer* buffer, float gain);
-    void loop();
-    void loop(const SoundBuffer* buffer);
-    void loop(const SoundBuffer* buffer, float gain);
-    void stop();
-    void pause();
-    void rewind();
-
-    // development functions
-    /** @returns The ID of this Source */
-    inline ALuint getID() const { return this->sourceID; };
-    /** @returns true, if the Source is Playing */
-    inline bool   isPlaying() const { return this->bPlay; };
-    void setSourceNode(const PNode* sourceNode);
-    /** @returns the SoundBuffer of this Source */
-    inline const SoundBuffer* getBuffer() const { return this->buffer; };
-    /** @returns the SourceNode of this Source */
-    inline const PNode* getNode() const { return this->sourceNode; };
-    /** @param resident if the Source is Resident */
-    inline void setResident(bool resident) { this->resident = resident; };
-    /** @returns true if the alSource is Resident */
-    inline bool isResident() const { return this->resident; };
-
-    void setRolloffFactor(ALfloat rolloffFactor);
-
-    static void resetSource(ALuint sourceID);
-
-  private:
-    bool retrieveSource();
-
-  private:
-    bool                   bPlay;                 //!< If the Source is Playing.
-    bool                   resident;              //!< If the alSource should be resident (if true, the alSource will be returned on deletion).
-    ALuint                 sourceID;              //!< The ID of the Source
-    const SoundBuffer*     buffer;                //!< The buffer to play in this source.
-    const PNode*           sourceNode;            //!< The SourceNode representing the position/velocity... of this source.
-  };
+        class SoundBuffer;
+        //! A class that represents a SoundSource
+        class SoundSource : public BaseObject
+        {
+                public:
+                        SoundSource(const PNode* sourceNode = NULL, const SoundBuffer* buffer = NULL);
+                        SoundSource(const SoundSource& source);
+                        SoundSource& operator=(const SoundSource& source);
+                        bool operator==(const SoundSource& source);
+                        
+                        virtual ~SoundSource();
+                        
+                        // user interaction
+                        void play();
+                        void play(const SoundBuffer* buffer);
+                        void play(const SoundBuffer* buffer, float gain);
+                        void loop();
+                        void loop(const SoundBuffer* buffer);
+                        void loop(const SoundBuffer* buffer, float gain);
+                        void stop();
+                        void pause();
+                        void rewind();
+                        void fadein(const SoundBuffer* buffer, ALfloat duration);
+                        
+                        
+                        // development functions
+                        /** @returns The ID of this Source */
+                        inline ALuint getID() const { return this->sourceID; };
+                        /** @returns true, if the Source is Playing */
+                        inline bool   isPlaying() const { return this->bPlay; };
+                        void setSourceNode(const PNode* sourceNode);
+                        /** @returns the SoundBuffer of this Source */
+                        inline const SoundBuffer* getBuffer() const { return this->buffer; };
+                        /** @returns the SourceNode of this Source */
+                        inline const PNode* getNode() const { return this->sourceNode; };
+                        /** @param resident if the Source is Resident */
+                        inline void setResident(bool resident) { this->resident = resident; };
+                        /** @returns true if the alSource is Resident */
+                        inline bool isResident() const { return this->resident; };
+                        
+                        void setRolloffFactor(ALfloat rolloffFactor);
+                        
+                        static void resetSource(ALuint sourceID);
+                
+                private:
+                        bool retrieveSource();
+                        
+                private:
+                        bool                   bPlay;           //!< If the Source is Playing.
+                        bool                   resident;        //!< If the alSource should be resident (if true, the alSource will be returned on deletion).
+                        ALuint                 sourceID;        //!< The ID of the Source
+                        const SoundBuffer*     buffer;          //!< The buffer to play in this source.
+                        const PNode*           sourceNode;      //!< The SourceNode representing the position/velocity... of this source.
+        };
 }
 #endif /* _SOUND_SOURCE_H */