X-Git-Url: https://git.verplant.org/?a=blobdiff_plain;f=src%2Faudio%2Fstream_sound_source.cpp;h=958ef6f58f8c00960a78ead45faa419482ff1112;hb=ca86583fae991aa3280c5d70bf20dbf0504a93cb;hp=930f34c5093e58ded63a154b60eb279909f7ecd5;hpb=67690e081c28b818e94796be284206326bc8a6b9;p=supertux.git

diff --git a/src/audio/stream_sound_source.cpp b/src/audio/stream_sound_source.cpp
index 930f34c50..958ef6f58 100644
--- a/src/audio/stream_sound_source.cpp
+++ b/src/audio/stream_sound_source.cpp
@@ -1,3 +1,22 @@
+//  $Id$
+//
+//  SuperTux
+//  Copyright (C) 2006 Matthias Braun <matze@braunis.de>
+//
+//  This program is free software; you can redistribute it and/or
+//  modify it under the terms of the GNU General Public License
+//  as published by the Free Software Foundation; either version 2
+//  of the License, or (at your option) any later version.
+//
+//  This program is distributed in the hope that it will be useful,
+//  but WITHOUT ANY WARRANTY; without even the implied warranty of
+//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+//  GNU General Public License for more details.
+//
+//  You should have received a copy of the GNU General Public License
+//  along with this program; if not, write to the Free Software
+//  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+
 #include <config.h>
 #include <assert.h>
 
@@ -6,17 +25,22 @@
 #include "stream_sound_source.hpp"
 #include "sound_manager.hpp"
 #include "sound_file.hpp"
-#include "msg.hpp"
+#include "timer.hpp"
+#include "log.hpp"
 
 StreamSoundSource::StreamSoundSource()
   : file(0), fade_state(NoFading), looping(false)
 {
   alGenBuffers(STREAMFRAGMENTS, buffers);
   SoundManager::check_al_error("Couldn't allocate audio buffers: ");
+  //add me to update list
+  sound_manager->register_for_update( this );
 }
 
 StreamSoundSource::~StreamSoundSource()
 {
+  //don't update me any longer
+  sound_manager->remove_from_update( this );
   delete file;
   stop();
   alDeleteBuffers(STREAMFRAGMENTS, buffers);
@@ -54,15 +78,14 @@ StreamSoundSource::update()
   if(!playing()) {
     if(processed == 0 || !looping)
       return;
-    
-    // we might have to restart the source if we had a buffer underrun  
-    msg_info << "Restarting audio source because of buffer underrun" << std::endl;
+
+    // we might have to restart the source if we had a buffer underrun
+    log_info << "Restarting audio source because of buffer underrun" << std::endl;
     play();
   }
 
   if(fade_state == FadingOn) {
-    Uint32 ticks = SDL_GetTicks();
-    float time = (ticks - fade_start_ticks) / 1000.0;
+    float time = real_time - fade_start_time;
     if(time >= fade_time) {
       set_gain(1.0);
       fade_state = NoFading;
@@ -70,8 +93,7 @@ StreamSoundSource::update()
       set_gain(time / fade_time);
     }
   } else if(fade_state == FadingOff) {
-    Uint32 ticks = SDL_GetTicks();
-    float time = (ticks - fade_start_ticks) / 1000.0;
+    float time = real_time - fade_start_time;
     if(time >= fade_time) {
       stop();
       fade_state = NoFading;
@@ -86,7 +108,7 @@ StreamSoundSource::set_fading(FadeState state, float fade_time)
 {
   this->fade_state = state;
   this->fade_time = fade_time;
-  this->fade_start_ticks = SDL_GetTicks();
+  this->fade_start_time = real_time;
 }
 
 bool
@@ -120,4 +142,3 @@ StreamSoundSource::fillBufferAndQueue(ALuint buffer)
   // return false if there aren't more buffers to fill
   return bytesread >= STREAMFRAGMENTSIZE;
 }
-