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/* SPDX-License-Identifier: GPL-2.0-or-later */
/***************************************************************************
* au88x0_a3d.h
*
* Fri Jul 18 14:16:03 2003
* Copyright 2003 mjander
* mjander@users.sourceforge.net
****************************************************************************/
/*
*/
#ifndef _AU88X0_A3D_H
#define _AU88X0_A3D_H
//#include <openal.h>
#define HRTF_SZ 0x38
#define DLINE_SZ 0x28
#define CTRLID_HRTF 1
#define CTRLID_ITD 2
#define CTRLID_ILD 4
#define CTRLID_FILTER 8
#define CTRLID_GAINS 16
/* 3D parameter structs */
typedef unsigned short int a3d_Hrtf_t[HRTF_SZ];
typedef unsigned short int a3d_ItdDline_t[DLINE_SZ];
typedef unsigned short int a3d_atmos_t[5];
typedef unsigned short int a3d_LRGains_t[2];
typedef unsigned short int a3d_Itd_t[2];
typedef unsigned short int a3d_Ild_t[2];
typedef struct {
void *vortex; // Formerly CAsp4HwIO*, now vortex_t*.
unsigned int source; /* this_04 */
unsigned int slice; /* this_08 */
a3d_Hrtf_t hrtf[2];
a3d_Itd_t itd;
a3d_Ild_t ild;
a3d_ItdDline_t dline;
a3d_atmos_t filter;
} a3dsrc_t;
/* First Register bank */
#define A3D_A_HrtfCurrent 0x18000 /* 56 ULONG */
#define A3D_A_GainCurrent 0x180E0
#define A3D_A_GainTarget 0x180E4
#define A3D_A_A12Current 0x180E8 /* Atmospheric current. */
#define A3D_A_A21Target 0x180EC /* Atmospheric target */
#define A3D_A_B01Current 0x180F0 /* Atmospheric current */
#define A3D_A_B10Target 0x180F4 /* Atmospheric target */
#define A3D_A_B2Current 0x180F8 /* Atmospheric current */
#define A3D_A_B2Target 0x180FC /* Atmospheric target */
#define A3D_A_HrtfTarget 0x18100 /* 56 ULONG */
#define A3D_A_ITDCurrent 0x181E0
#define A3D_A_ITDTarget 0x181E4
#define A3D_A_HrtfDelayLine 0x181E8 /* 56 ULONG */
#define A3D_A_ITDDelayLine 0x182C8 /* 40/45 ULONG */
#define A3D_A_HrtfTrackTC 0x1837C /* Time Constants */
#define A3D_A_GainTrackTC 0x18380
#define A3D_A_CoeffTrackTC 0x18384
#define A3D_A_ITDTrackTC 0x18388
#define A3D_A_x1 0x1838C
#define A3D_A_x2 0x18390
#define A3D_A_y1 0x18394
#define A3D_A_y2 0x18398
#define A3D_A_HrtfOutL 0x1839C
#define A3D_A_HrtfOutR 0x183A0
#define A3D_A_TAIL 0x183A4
/* Second register bank */
#define A3D_B_HrtfCurrent 0x19000 /* 56 ULONG */
#define A3D_B_GainCurrent 0x190E0
#define A3D_B_GainTarget 0x190E4
#define A3D_B_A12Current 0x190E8
#define A3D_B_A21Target 0x190EC
#define A3D_B_B01Current 0x190F0
#define A3D_B_B10Target 0x190F4
#define A3D_B_B2Current 0x190F8
#define A3D_B_B2Target 0x190FC
#define A3D_B_HrtfTarget 0x19100 /* 56 ULONG */
#define A3D_B_ITDCurrent 0x191E0
#define A3D_B_ITDTarget 0x191E4
#define A3D_B_HrtfDelayLine 0x191E8 /* 56 ULONG */
#define A3D_B_TAIL 0x192C8
/* There are 4 slices, 4 a3d each = 16 a3d sources. */
#define A3D_SLICE_BANK_A 0x18000 /* 4 sources */
#define A3D_SLICE_BANK_B 0x19000 /* 4 sources */
#define A3D_SLICE_VDBDest 0x19C00 /* 8 ULONG */
#define A3D_SLICE_VDBSource 0x19C20 /* 4 ULONG */
#define A3D_SLICE_ABReg 0x19C30
#define A3D_SLICE_CReg 0x19C34
#define A3D_SLICE_Control 0x19C38
#define A3D_SLICE_DebugReserved 0x19C3c /* Dangerous! */
#define A3D_SLICE_Pointers 0x19C40
#define A3D_SLICE_TAIL 0x1A000
// Slice size: 0x2000
// Source size: 0x3A4, 0x2C8
/* Address generator macro. */
#define a3d_addrA(slice,source,reg) (((slice)<<0xd)+((source)*0x3A4)+(reg))
#define a3d_addrB(slice,source,reg) (((slice)<<0xd)+((source)*0x2C8)+(reg))
#define a3d_addrS(slice,reg) (((slice)<<0xd)+(reg))
//#define a3d_addr(slice,source,reg) (((reg)>=0x19000) ? a3d_addr2((slice),(source),(reg)) : a3d_addr1((slice),(source),(reg)))
#endif /* _AU88X0_A3D_H */
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