C++ SimpleAudioEngine::preloadEffect方法代码示例

bool MainLayer::init()
{
    if (!CCLayer::init()) {
        return false;
    }

    CCSize visibleSize = CCDirector::sharedDirector()->getVisibleSize();
    CCPoint origin = CCDirector::sharedDirector()->getVisibleOrigin();
    CCPoint centerPos = CCPoint(visibleSize.width / 2, visibleSize.height / 2);

    //add backgroud
    CCSprite *spriteBG = CCSprite::create("MainBG.png");
    spriteBG->setPosition(ccp(visibleSize.width/2 + origin.x, visibleSize.height/2 + origin.y));
    this->addChild(spriteBG, 0);

    //add menu item
    CCMenuItemFont::setFontSize(60);
    CCMenuItemImage *menuItemPlay = CCMenuItemImage::create("start_n.png", "start_s.png", this, menu_selector(MainLayer::onPlay));
    menuItemPlay->setPosition(centerPos);

    // create menu, it's an autorelease object
    CCMenu* pMenu = CCMenu::create(menuItemPlay, NULL);
    pMenu->setPosition(CCPointZero);
    this->addChild(pMenu, 1);
    
    // preload music
    CocosDenshion::SimpleAudioEngine *audioEngine = CocosDenshion::SimpleAudioEngine::sharedEngine();
    audioEngine->preloadBackgroundMusic("background.mp3");
    audioEngine->preloadEffect("jump.mp3");
    audioEngine->preloadEffect("crouch.mp3");
    audioEngine->setBackgroundMusicVolume(0.3);
    audioEngine->setEffectsVolume(0.3);
    
    return true;
}

int lua_cocos2dx_cocosdenshion_SimpleAudioEngine_preloadEffect(lua_State* tolua_S)
{
    int argc = 0;
    CocosDenshion::SimpleAudioEngine* cobj = nullptr;
    bool ok  = true;

#if COCOS2D_DEBUG >= 1
    tolua_Error tolua_err;
#endif


#if COCOS2D_DEBUG >= 1
    if (!tolua_isusertype(tolua_S,1,"cc.SimpleAudioEngine",0,&tolua_err)) goto tolua_lerror;
#endif

    cobj = (CocosDenshion::SimpleAudioEngine*)tolua_tousertype(tolua_S,1,0);

#if COCOS2D_DEBUG >= 1
    if (!cobj) 
    {
        tolua_error(tolua_S,"invalid 'cobj' in function 'lua_cocos2dx_cocosdenshion_SimpleAudioEngine_preloadEffect'", nullptr);
        return 0;
    }
#endif

    argc = lua_gettop(tolua_S)-1;
    if (argc == 1) 
    {
        const char* arg0;

        std::string arg0_tmp; ok &= luaval_to_std_string(tolua_S, 2, &arg0_tmp, "cc.SimpleAudioEngine:preloadEffect"); arg0 = arg0_tmp.c_str();
        if(!ok)
        {
            tolua_error(tolua_S,"invalid arguments in function 'lua_cocos2dx_cocosdenshion_SimpleAudioEngine_preloadEffect'", nullptr);
            return 0;
        }
        cobj->preloadEffect(arg0);
        lua_settop(tolua_S, 1);
        return 1;
    }
    luaL_error(tolua_S, "%s has wrong number of arguments: %d, was expecting %d \n", "cc.SimpleAudioEngine:preloadEffect",argc, 1);
    return 0;

#if COCOS2D_DEBUG >= 1
    tolua_lerror:
    tolua_error(tolua_S,"#ferror in function 'lua_cocos2dx_cocosdenshion_SimpleAudioEngine_preloadEffect'.",&tolua_err);
#endif

    return 0;
}

void AppDelegate::preload_sounds()
{

#ifdef _WIN32
    CCLOG("on windows, skipping audio preload");
#else
    CocosDenshion::SimpleAudioEngine* cache = CocosDenshion::SimpleAudioEngine::getInstance();
    CCLOG("start loading audio");
    cache->preloadEffect(clean_path("sounds\\old\\Swoosh.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\barrel.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\beep.mp3").c_str());
    // cache->preloadEffect(clean_path("sounds\\old\\block.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\brick_hit.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\brick_scrape.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\cheering.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\coin.mp3").c_str());
    //cache->preloadEffect(clean_path("sounds\\old\\ding.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\doom_rocket.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\dsnoway.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\glassbreak.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\ice_freeze.mp3").c_str());
    //cache->preloadEffect(clean_path("sounds\\old\\lighter.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\radio_wave.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\real_punch.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\shield_die.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\shield_disable.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\shield_hit.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\shotgun.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\shotgun_reload.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\suicide_bomber.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\old\\wall_destroy.mp3").c_str());

    cache->preloadEffect(clean_path("sounds\\new\\barrel\\C_barrel_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\block\\C_block+1.mp3").c_str());
    // cache->preloadEffect(clean_path("sounds\\new\\block\\C_block+2.mp3").c_str());
    // cache->preloadEffect(clean_path("sounds\\new\\block\\C_block_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\charged\\C_charged_1.mp3").c_str());
    //cache->preloadEffect(clean_path("sounds\\new\\cheering\\C_cheering_11.mp3").c_str()); //TODO Find a use for this
    //cache->preloadEffect(clean_path("sounds\\new\\cheering\\C_cheering_12.mp3").c_str()); //TODO Find a use for this
    cache->preloadEffect(clean_path("sounds\\new\\cheering\\C_cheering_13.mp3").c_str());
    //cache->preloadEffect(clean_path("sounds\\new\\coin\\C_coin_1.mp3").c_str());
    //cache->preloadEffect(clean_path("sounds\\new\\coin\\C_coin_2.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\doom_rocket\\C_grenade_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\doom_rocket\\C_rocket_big_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\doom_rocket\\C_rocket_small_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Grunt_11.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Grunt_12.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Grunt_13.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Grunt_14.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Grunt_15.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Grunt_16.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Grunt_17.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Grunt_18.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Hit_11.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Hit_12.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Hit_13.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Hit_14.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Hit_15.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Hit_16.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Hit_17.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\dsnoway\\C_Hit_18.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\extra\\C_explosion_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\glassbreak\\C_glassbreak_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\ice_freeze\\C_ice_freeze+.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\ice_freeze\\C_ice_freeze_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\lighter\\C_lighter_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\radio_wave\\C_radio_wave_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\radio_wave\\C_radio_wave_2.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\radio_wave\\C_radio_wave_3.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_combo_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch+1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch+2.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch+3.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_11.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_21.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_22.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_23.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_24.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_25.mp3").c_str());
    // cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_26.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_27.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_28.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\real_punch\\C_punch_31.mp3").c_str());

    cache->preloadEffect(clean_path("sounds\\new\\shotgun\\C_shotgun_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\shotgun_reload\\C_shotgun_reload_1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\suicide_bomber\\C_rocket_big+1.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\suicide_bomber\\C_rocket_small+2.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_1.wav").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_11.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_12.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_13.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_14.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_15.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_21.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_22.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_23.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_24.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_25.mp3").c_str());
    cache->preloadEffect(clean_path("sounds\\new\\Swoosh\\C_Swoosh_26.mp3").c_str());
//.........这里部分代码省略.........

void CCSWFNodeExt::handleFrameChanged(cocos2d::CCObject * obj){
    CCSWFNode * node = (CCSWFNode *)obj;
    if (m_logicDict) {
        
        CocosDenshion::SimpleAudioEngine * audioEngine = CocosDenshion::SimpleAudioEngine::sharedEngine();
        std::stringstream frameKey;
        frameKey << (node->getCurrentFrame() + 1);
        CCDictionary * dict = (CCDictionary *)m_logicDict->objectForKey(frameKey.str());
        if (dict) {
            //切换背景音乐
            CCString * music = (CCString *)dict->objectForKey("music");
            if (music && m_music.compare(music->m_sString) != 0) {
                m_music = music->m_sString;
                if (m_music.length() > 0) {
                    CCLOG("CSWFNodeExt::handleFrameChanged %d playBackgroundMusic %s",node->getCurrentFrame(),m_music.c_str());
                    audioEngine->stopBackgroundMusic(true);
                    audioEngine->preloadBackgroundMusic(m_music.c_str());
                    audioEngine->playBackgroundMusic(m_music.c_str(),true);
                }
            }
            
            //播放音效
            CCString * effect = (CCString *)dict->objectForKey("effect");
            if (effect && effect->length() > 0) {
                const std::string tag = "#";
                std::string srcString = effect->m_sString;
                size_t startPos = srcString.find_first_of(tag);
                if (startPos != std::string::npos) {
                    std::string tmp;
                    do {
                        tmp = srcString.substr(0,startPos);
                        CCLOG("CSWFNodeExt::handleFrameChanged %d playEffect %s",node->getCurrentFrame(),tmp.c_str());
                        audioEngine->preloadEffect(tmp.c_str());
                        audioEngine->playEffect(tmp.c_str(), false);
                        srcString = srcString.substr(startPos+tag.length());
                        startPos = srcString.find_first_of(tag);
                        if(startPos == std::string::npos){
                            CCLOG("CSWFNodeExt::handleFrameChanged %d playEffect %s",node->getCurrentFrame(),tmp.c_str());
                            audioEngine->preloadEffect(tmp.c_str());
                            audioEngine->playEffect(tmp.c_str(), false);
                        }
                    } while(startPos != std::string::npos) ;
                }else{
                    CCLOG("CSWFNodeExt::handleFrameChanged %d playEffect %s",node->getCurrentFrame(),srcString.c_str());
                    audioEngine->preloadEffect(srcString.c_str());
                    audioEngine->playEffect(srcString.c_str(), false);
                }
            }
        }
        
        if (node->getCurrentFrame() == node->getFrameCount() - 1) {
            audioEngine->stopAllEffects();
            if (m_stopBgMusic) {
               audioEngine->stopBackgroundMusic(true);
            }
            CCObject * effectFile = NULL;
            CCARRAY_FOREACH(m_loadEffects, effectFile){
                audioEngine->unloadEffect(((CCString *)effectFile)->getCString());
            }
            m_loadEffects->removeAllObjects();
        }