39 lines
1.0 KiB
C++
39 lines
1.0 KiB
C++
#include "WiimoteEmu.h"
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#ifdef USE_WIIMOTE_EMU_SPEAKER
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namespace WiimoteEmu
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{
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void Wiimote::SpeakerData(wm_speaker_data* sd)
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{
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SoundBuffer sb;
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sb.samples = new s16[sd->length * 2];
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s16* s = sb.samples;
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const u8* const e = sd->data + sd->length;
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for ( const u8* i = sd->data; i<e; ++i )
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{
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*s++ = NGCADPCM::ADPDecodeSample(*i & 0x0F, sd->data[0] & 0x0F, &m_channel_status.hist1p, &m_channel_status.hist2p);
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*s++ = NGCADPCM::ADPDecodeSample(*i >> 4, sd->data[0] >> 4, &m_channel_status.hist1p, &m_channel_status.hist2p);
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}
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alGenBuffers(1, &sb.buffer);
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// TODO make this not always 3000
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alBufferData(sb.buffer, AL_FORMAT_MONO16, sb.samples, (sd->length * sizeof(short) * 2), 3360);
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// testing
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//alBufferData(sb.buffer, AL_FORMAT_MONO16, sb.samples, (sd->length * sizeof(short) * 2), 48000/m_reg_speaker->sample_rate);
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alSourceQueueBuffers(m_audio_source, 1, &sb.buffer);
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ALint state;
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alGetSourcei(m_audio_source, AL_SOURCE_STATE, &state);
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if (AL_PLAYING != state)
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alSourcePlay(m_audio_source);
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m_audio_buffers.push(sb);
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}
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}
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#endif
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