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