s_gvsra.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 "libspu2_internal.h"
 
void SpuGetVoiceSRAttr(int v_num, u16 *sr, int *sr_mode)
{
    u16 v3;
 
    v3 = _spu_RXX[512 * _spu_core + 4 + 8 * (v_num & 0x1F)];
    *sr = (v3 >> 6) & 0x7F;
    switch ( v3 & 0xE000 )
    {
        case 0xc000:
            *sr_mode = SPU_VOICE_EXPDec;
            break;
        case 0x8000:
            *sr_mode = SPU_VOICE_EXPIncN;
            break;
        case 0x4000:
            *sr_mode = SPU_VOICE_LINEARDecN;
            break;
        default:
            *sr_mode = SPU_VOICE_LINEARIncN;
            break;
    }
}