From 11a5ebe38a83383970425baf53d4595ae56efe70 Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Thu, 25 Feb 2010 22:24:25 +0000
Subject: looped sound support for fx_sound model tags

---
 src/client/soundext.cc | 77 ++++++++++++++++++++++++++++++++++++++++++++------
 1 file changed, 68 insertions(+), 9 deletions(-)

(limited to 'src/client/soundext.cc')

diff --git a/src/client/soundext.cc b/src/client/soundext.cc
index 04c37f9..d05d20e 100644
--- a/src/client/soundext.cc
+++ b/src/client/soundext.cc
@@ -27,13 +27,14 @@ core::Cvar *snd_engines = 0;
 core::Cvar *snd_volume = 0;
 
 float master_volume = 0;
+
 void render_listener_sound()
 {
 	if (!(snd_engines && snd_engines->value()))
 		return;
 
 	math::Vector3f velocity(0, 0 , 0);
-	if (core::localcontrol()) {
+	if (snd_doppler->value() && core::localcontrol()) {
 		velocity.assign(core::localcontrol()->axis().forward() * core::localcontrol()->speed());
 	}
 
@@ -67,6 +68,24 @@ void render_entity_sound(core::Entity *entity)
 	}
 }
 
+Sound::Sound()
+{
+	sound_source = 0;
+	sound_buffer = 0;
+
+}
+
+Sound::Sound(const std::string & name)
+{
+	sound_source = 0;
+	sound_buffer = 0;
+	
+	if (name.size()) {
+		sound_source = audio::Sources::get();
+		sound_buffer = audio::Buffers::load(name.c_str());
+	}
+}
+
 SoundExt::SoundExt(core::Entity *entity) : core::Extension(core::Extension::Sound, entity)
 {
 	state_thusterloopbuffer = 0;
@@ -92,7 +111,6 @@ SoundExt::SoundExt(core::Entity *entity) : core::Extension(core::Extension::Soun
 			impulsesoundset = entityco->model()->impulsesound();
 		}
 
-
 		std::stringstream soundname;
 		soundname << "engines/loop" << std::setfill('0') << std::setw(2) << enginesoundset;
 		state_thusterloopbuffer = audio::Buffers::load(soundname.str());
@@ -106,6 +124,25 @@ SoundExt::SoundExt(core::Entity *entity) : core::Extension(core::Extension::Soun
 		state_engineloopsource = audio::Sources::get();
 		state_engineeventsource = audio::Sources::get();
 	}
+	
+	// load model sounds
+	// TODO only sound loops for now
+	if (entity->model() && entity->model()->sounds().size()) {
+		
+		for (model::Model::Sounds::iterator it = entity->model()->sounds().begin();
+			it != entity->model()->sounds().end(); it++) {
+			
+			model::Sound *tag = (*it);
+			client::Sound *sound = new client::Sound(tag->name());
+			sound->set_location(tag->location());
+			state_soundlist.push_back(sound);
+		
+			if (sound->source()) {
+				audio::loop(sound->source(), sound->buffer(), 1.0f, 0.0f);
+			}
+		}
+		
+	}
 }
 
 SoundExt::~SoundExt()
@@ -115,6 +152,14 @@ SoundExt::~SoundExt()
 
 void SoundExt::clear()
 {
+	for (Sounds::iterator it = state_soundlist.begin(); it != state_soundlist.end(); it++) {
+		client::Sound *sound = *it;
+		if (sound->source()) {
+			audio::Sources::remove(sound->source());
+		}
+	}
+	state_soundlist.clear();
+	
 	if (state_engineloopsource) {
 		audio::Sources::remove(state_engineloopsource);
 	}
@@ -137,14 +182,21 @@ void SoundExt::clear()
 
 void SoundExt::frame(float elapsed)
 {
+	float speed = 0;
+	float pitch = 1.0f;
+	float gain = 0.0;
+	float r = (entity()->model() ? entity()->model()->maxbbox().x() : entity()->radius());
+	
+	math::Vector3f velocity;
+	
 	if (entity()->type() == core::Entity::Controlable) {
 		core::EntityControlable *entity = static_cast<core::EntityControlable *>(this->entity());
 
-		float speed = entity->speed();
-		float pitch = 1.0f;
-		float gain = 0.0;
-		float r = (entity->model() ? entity->model()->maxbbox().x() : entity->radius());
-
+		speed = entity->speed();
+		
+		if (snd_doppler->value())
+			velocity.assign(entity->axis().forward() * speed);
+	
 		if (entity->state() == core::Entity::Impulse) {
 			pitch = 1.0f;
 			gain = 1.0f;
@@ -189,10 +241,17 @@ void SoundExt::frame(float elapsed)
 		}
 
 		audio::update_source(state_engineloopsource,
-				     entity->location() - entity->axis().forward() * r , entity->axis().forward() * speed, pitch, gain);
+				     entity->location() - entity->axis().forward() * r ,velocity, pitch, gain);
 
 		audio::update_source(state_engineeventsource,
-				     entity->location() - entity->axis().forward() * r , entity->axis().forward() * speed);
+				     entity->location() - entity->axis().forward() * r , velocity);
+	}
+	
+	for (Sounds::iterator it = state_soundlist.begin(); it != state_soundlist.end(); it++) {
+		client::Sound *sound = *it;
+		if (sound->source()) {
+			audio::update_source(sound->source(), sound->location() +  entity()->location(), velocity, 1.0f, 1.0f);
+		}
 	}
 }
 
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