vm_init.c

/*
# _____     ___ ____     ___ ____
#  ____|   |    ____|   |        | |____|
# |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
#-----------------------------------------------------------------------
# Copyright ps2dev - http://www.ps2dev.org
# Licenced under Academic Free License version 2.0
# Review ps2sdk README & LICENSE files for further details.
*/
 
#include "libsnd2_internal.h"
 
static libspu2_malloc_t _ss_spu_vm_rec[32];
 
void _SsVmInit(int voice_count)
{
    u16 v8;
    SpuVoiceAttr voice_attr;
 
    _spu_setInTransfer(0);
    _svm_damper = 0;
    SpuInitMalloc(32, (char *)_ss_spu_vm_rec);
    memset(&_svm_sreg_buf, 0, sizeof(_svm_sreg_buf));
    memset(&_svm_sreg_buf2, 0, sizeof(_svm_sreg_buf2));
    memset(&_svm_sreg_dirty, 0, sizeof(_svm_sreg_dirty));
    _svm_vab_count = 0;
    memset(&_svm_vab_used, 0, sizeof(_svm_vab_used));
    if ( ((char)voice_count & 0xFFFFu) < 0x18 )
        _SsVmMaxVoice = (char)voice_count;
    else
        _SsVmMaxVoice = 24;
    voice_attr.mask =
        SPU_VOICE_VOLL | SPU_VOICE_VOLR | SPU_VOICE_PITCH | SPU_VOICE_WDSA | SPU_VOICE_ADSR_ADSR1 | SPU_VOICE_ADSR_ADSR2;
    voice_attr.pitch = 0x1000;
    voice_attr.addr = 0x5000;
    voice_attr.adsr1 = 0x80FF;
    voice_attr.volume.left = 0;
    voice_attr.volume.right = 0;
    voice_attr.adsr2 = 0x4000;
    for ( v8 = 0; v8 < _SsVmMaxVoice; v8 += 1 )
    {
        libsnd2_spu_voice_t *voice_struct;
 
        voice_struct = &_svm_voice[v8];
        voice_struct->m_unk02 = 24;
        voice_struct->m_vag_idx = 255;
        voice_struct->m_unk1d = 0;
        voice_struct->m_pitch = 0;
        voice_struct->m_key_stat = 0;
        voice_struct->m_seq_sep_no = -1;
        voice_struct->m_fake_program = 0;
        voice_struct->m_prog = 0;
        voice_struct->m_tone = 255;
        voice_struct->m_voll1 = 0;
        voice_struct->m_channel_idx = 0;
        voice_struct->m_pan = 64;
        voice_struct->m_voll2 = 0;
        voice_struct->m_b_auto_vol = 0;
        voice_struct->m_auto_vol_amount = 0;
        voice_struct->m_auto_vol_dt1 = 0;
        voice_struct->m_auto_vol_dt2 = 0;
        voice_struct->m_b_auto_pan = 0;
        voice_struct->m_auto_pan_amount = 0;
        voice_struct->m_auto_pan_dt1 = 0;
        voice_struct->m_auto_pan_dt2 = 0;
        voice_struct->m_auto_pan_start = 0;
        voice_struct->m_auto_vol_start = 0;
        voice_attr.voice = 1 << v8;
        SpuSetVoiceAttr(&voice_attr);
        _svm_cur.m_voice_idx = v8;
        _SsVmKeyOffNow();
    }
    _svm_rattr.mask = 0;
    _svm_rattr.depth.left = 0x3FFF;
    _svm_rattr.depth.right = 0x3FFF;
    _svm_rattr.mode = 0;
    _svm_okon1 = 0;
    _svm_okon2 = 0;
    _svm_okof1 = 0;
    _svm_orev1 = 0;
    _svm_orev2 = 0;
    _svm_onos1 = 0;
    _svm_onos2 = 0;
    _svm_auto_kof_mode = 0;
    _svm_stereo_mono = 0;
    _svm_vab_not_send_size = 0;
    kMaxPrograms = 128;
    _SsVmFlush();
}