| 1 | // Copyright (C) 2012-2014 ChaosForge Ltd
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| 2 | // http://chaosforge.org/
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| 3 | //
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| 4 | // This file is part of NV Libraries.
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| 5 | // For conditions of distribution and use, see copyright notice in nv.hh
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| 6 |
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| 7 | #include "nv/fmod/fmod_audio.hh"
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| 8 |
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| 9 | #include "nv/lib/fmod.hh"
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| 10 | #include "nv/core/logging.hh"
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| 11 |
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| 12 | using namespace nv;
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| 13 |
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| 14 | fmod::audio::audio()
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| 15 | {
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| 16 | m_system = nullptr;
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| 17 |
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| 18 | nv::load_fmod_library();
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| 19 |
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| 20 | FMOD_RESULT result;
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| 21 | FMOD_SYSTEM* system;
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| 22 |
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| 23 | result = FMOD_System_Create( &system );
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| 24 | if ( result != FMOD_OK )
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| 25 | {
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| 26 | NV_LOG( LOG_CRITICAL, "Failed to create FMOD System -- " << FMOD_ErrorString( result ) );
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| 27 | return;
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| 28 | }
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| 29 | result = FMOD_System_Init( system, 64, FMOD_INIT_NORMAL, 0 );
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| 30 | if ( result != FMOD_OK )
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| 31 | {
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| 32 | NV_LOG( LOG_ERROR, "Failed to initialize FMOD System -- " << FMOD_ErrorString( result ) );
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| 33 | return;
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| 34 | }
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| 35 | m_system = system;
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| 36 | }
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| 37 |
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| 38 |
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| 39 | nv::channel fmod::audio::play_sound( nv::sound a_sound )
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| 40 | {
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| 41 | sound_info* info = m_sounds.get( a_sound );
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| 42 | if ( info )
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| 43 | {
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| 44 | FMOD_SYSTEM* system = (FMOD_SYSTEM*)m_system;
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| 45 | FMOD_SOUND* sample = (FMOD_SOUND*)( info->fmod_sound );
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| 46 | FMOD_RESULT result = FMOD_System_PlaySound( system, FMOD_CHANNEL_FREE, sample, false, 0 );
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| 47 | if ( result != FMOD_OK )
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| 48 | {
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| 49 | NV_LOG( LOG_WARNING, "FMOD failed to play sound -- " << FMOD_ErrorString( result ) );
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| 50 | }
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| 51 | }
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| 52 | return channel();
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| 53 | }
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| 54 |
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| 55 | nv::sound fmod::audio::load_sound( const std::string& a_path )
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| 56 | {
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| 57 | FMOD_SYSTEM* system = (FMOD_SYSTEM*)m_system;
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| 58 | FMOD_SOUND* sample;
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| 59 | FMOD_RESULT fm_result = FMOD_System_CreateSound( system, a_path.c_str(), FMOD_DEFAULT, 0, &sample );
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| 60 | if ( fm_result != FMOD_OK )
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| 61 | {
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| 62 | NV_LOG( LOG_ERROR, "FMOD failed to load sample '" << a_path << "' -- " << FMOD_ErrorString( fm_result ) );
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| 63 | return sound();
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| 64 | }
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| 65 | sound result = m_sounds.create();
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| 66 | sound_info* info = m_sounds.get( result );
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| 67 | info->fmod_sound = sample;
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| 68 | return result;
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| 69 | }
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| 70 |
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| 71 | void nv::fmod::audio::release( sound a_sound )
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| 72 | {
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| 73 | sound_info* info = m_sounds.get( a_sound );
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| 74 | if ( info )
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| 75 | {
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| 76 | FMOD_Sound_Release( (FMOD_SOUND*)info->fmod_sound );
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| 77 | m_sounds.destroy( a_sound );
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| 78 | }
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| 79 | }
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| 80 |
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| 81 | void fmod::audio::update()
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| 82 | {
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| 83 | FMOD_System_Update( (FMOD_SYSTEM*)m_system );
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| 84 | // no-op
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| 85 | }
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| 86 |
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| 87 | fmod::audio::~audio()
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| 88 | {
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| 89 | while ( m_sounds.size() > 0 )
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| 90 | release( m_sounds.get_handle(0) );
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| 91 | FMOD_System_Release( (FMOD_SYSTEM*)m_system );
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| 92 | }
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| 93 |
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