From dd2908fe42d54037436e7b3a05bc275d11822a93 Mon Sep 17 00:00:00 2001
From: Borja Lorente
Date: Mon, 1 Aug 2016 17:19:29 +0200
Subject: MACVENTURE: Add basic audio playback

---
 engines/macventure/macventure.cpp |  2 +-
 engines/macventure/sound.cpp      | 70 +++++++++++++++++++++------------------
 engines/macventure/sound.h        |  8 +++--
 3 files changed, 44 insertions(+), 36 deletions(-)

(limited to 'engines')

diff --git a/engines/macventure/macventure.cpp b/engines/macventure/macventure.cpp
index 5d9d6f9938..21d98b1601 100644
--- a/engines/macventure/macventure.cpp
+++ b/engines/macventure/macventure.cpp
@@ -117,7 +117,7 @@ Common::Error MacVentureEngine::run() {
 	_world = new World(this, _resourceManager);
 	_scriptEngine = new ScriptEngine(this, _world);
 
-	_soundManager = new SoundManager(this);
+	_soundManager = new SoundManager(this, _mixer);
 
 	_paused = false;
 	_halted = false;
diff --git a/engines/macventure/sound.cpp b/engines/macventure/sound.cpp
index f7fb0b5a17..7eca8b4e8a 100644
--- a/engines/macventure/sound.cpp
+++ b/engines/macventure/sound.cpp
@@ -22,12 +22,45 @@
 
 #include "macventure/sound.h"
 
+#include "audio/mixer.h"
+#include "audio/audiostream.h"
+#include "audio/decoders/raw.h"
+
 namespace MacVenture {
 
+// SoundManager
+SoundManager::SoundManager(MacVentureEngine *engine, Audio::Mixer *mixer) {
+	_container = nullptr;
+	Common::String filename = engine->getFilePath(kSoundPathID);
+	_container = new Container(filename);
+	_mixer = mixer;
+	debug(1, "Created sound manager with file %s", filename.c_str());
+}
+
+SoundManager::~SoundManager(){
+	if (_container)
+	delete _container;
+
+	Common::HashMap<ObjID, SoundAsset*>::iterator it;
+	for (it = _assets.begin(); it != _assets.end(); it++) {
+		delete it->_value;
+	}
+}
+
+uint32 SoundManager::playSound(ObjID sound) {
+	ensureLoaded(sound);
+	_assets[sound]->play(_mixer, &_handle);
+	return _assets[sound]->getPlayLength();
+}
+
+void SoundManager::ensureLoaded(ObjID sound) {
+	if (!_assets.contains(sound))
+	_assets[sound] = new SoundAsset(_container, sound);
+}
+
 SoundAsset::SoundAsset(Container *container, ObjID id) :
 	_container(container), _id(id) {
 
-	//TODO Decode the sound
 	if (_container->getItemByteSize(_id) == 0)
 		warning("Trying to load an empty sound asset.");
 
@@ -67,9 +100,9 @@ SoundAsset::SoundAsset(Container *container, ObjID id) :
 
 SoundAsset::~SoundAsset() {}
 
-void SoundAsset::play() {
-	//TODO: Play song
-	warning("SoundAsset::play() not yet implemented");
+void SoundAsset::play(Audio::Mixer *mixer, Audio::SoundHandle *soundHandle) {
+	Audio::AudioStream *sound = Audio::makeRawStream(&_data.front(), _length, _frequency, Audio::FLAG_UNSIGNED);
+	mixer->playStream(Audio::Mixer::kPlainSoundType, soundHandle, sound);
 }
 
 uint32 SoundAsset::getPlayLength() {
@@ -221,33 +254,4 @@ void SoundAsset::decode7e(Common::SeekableReadStream *stream) {
 	}
 }
 
-// SoundManager
-SoundManager::SoundManager(MacVentureEngine *engine) {
-	_container = nullptr;
-	Common::String filename = engine->getFilePath(kSoundPathID);
-	_container = new Container(filename);
-	debug(1, "Created sound manager with file %s", filename.c_str());
-}
-
-SoundManager::~SoundManager(){
-	if (_container)
-		delete _container;
-
-	Common::HashMap<ObjID, SoundAsset*>::iterator it;
-	for (it = _assets.begin(); it != _assets.end(); it++) {
-		delete it->_value;
-	}
-}
-
-uint32 SoundManager::playSound(ObjID sound) {
-	ensureLoaded(sound);
-	_assets[sound]->play();
-	return _assets[sound]->getPlayLength();
-}
-
-void SoundManager::ensureLoaded(ObjID sound) {
-	if (!_assets.contains(sound))
-		_assets[sound] = new SoundAsset(_container, sound);
-}
-
 } //End of namespace MacVenture
diff --git a/engines/macventure/sound.h b/engines/macventure/sound.h
index 58fc650b00..d1b1bb8a37 100644
--- a/engines/macventure/sound.h
+++ b/engines/macventure/sound.h
@@ -29,6 +29,8 @@
 #include "common/file.h"
 #include "common/hashmap.h"
 
+#include "audio/mixer.h"
+
 namespace MacVenture {
 
 enum SoundType {
@@ -47,7 +49,7 @@ public:
 	SoundAsset(Container *container, ObjID id);
 	~SoundAsset();
 
-	void play();
+	void play(Audio::Mixer *mixer, Audio::SoundHandle *soundHandle);
 	uint32 getPlayLength();
 
 private:
@@ -72,7 +74,7 @@ private:
 
 class SoundManager {
 public:
-	SoundManager(MacVentureEngine *engine);
+	SoundManager(MacVentureEngine *engine, Audio::Mixer *mixer);
 	~SoundManager();
 
 	uint32 playSound(ObjID sound);
@@ -84,6 +86,8 @@ private:
 
 	Container *_container;
 	Common::HashMap<ObjID, SoundAsset*> _assets;
+	Audio::SoundHandle _handle;
+	Audio::Mixer *_mixer;
 
 };
 } // End of namespace MacVenture
-- 
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