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1 /***************************************************************************
2  *            au88x0_a3d.h
3  *
4  *  Fri Jul 18 14:16:03 2003
5  *  Copyright  2003  mjander
6  *  mjander@users.sourceforge.net
7  ****************************************************************************/
8 
9 /*
10  *  This program is free software; you can redistribute it and/or modify
11  *  it under the terms of the GNU General Public License as published by
12  *  the Free Software Foundation; either version 2 of the License, or
13  *  (at your option) any later version.
14  *
15  *  This program is distributed in the hope that it will be useful,
16  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
17  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18  *  GNU Library General Public License for more details.
19  *
20  *  You should have received a copy of the GNU General Public License
21  *  along with this program; if not, write to the Free Software
22  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23  */
24 
25 #ifndef _AU88X0_A3D_H
26 #define _AU88X0_A3D_H
27 
28 //#include <openal.h>
29 
30 #define HRTF_SZ 0x38
31 #define DLINE_SZ 0x28
32 
33 #define CTRLID_HRTF		1
34 #define CTRLID_ITD		2
35 #define CTRLID_ILD		4
36 #define CTRLID_FILTER	8
37 #define CTRLID_GAINS	16
38 
39 /* 3D parameter structs */
40 typedef unsigned short int a3d_Hrtf_t[HRTF_SZ];
41 typedef unsigned short int a3d_ItdDline_t[DLINE_SZ];
42 typedef unsigned short int a3d_atmos_t[5];
43 typedef unsigned short int a3d_LRGains_t[2];
44 typedef unsigned short int a3d_Itd_t[2];
45 typedef unsigned short int a3d_Ild_t[2];
46 
47 typedef struct {
48 	void *vortex;		// Formerly CAsp4HwIO*, now vortex_t*.
49 	unsigned int source;	/* this_04 */
50 	unsigned int slice;	/* this_08 */
51 	a3d_Hrtf_t hrtf[2];
52 	a3d_Itd_t itd;
53 	a3d_Ild_t ild;
54 	a3d_ItdDline_t dline;
55 	a3d_atmos_t filter;
56 } a3dsrc_t;
57 
58 /* First Register bank */
59 
60 #define A3D_A_HrtfCurrent	0x18000	/* 56 ULONG */
61 #define A3D_A_GainCurrent	0x180E0
62 #define A3D_A_GainTarget	0x180E4
63 #define A3D_A_A12Current	0x180E8	/* Atmospheric current. */
64 #define A3D_A_A21Target		0x180EC	/* Atmospheric target */
65 #define A3D_A_B01Current	0x180F0	/* Atmospheric current */
66 #define A3D_A_B10Target		0x180F4	/* Atmospheric target */
67 #define A3D_A_B2Current		0x180F8	/* Atmospheric current */
68 #define A3D_A_B2Target		0x180FC	/* Atmospheric target */
69 #define A3D_A_HrtfTarget	0x18100	/* 56 ULONG */
70 #define A3D_A_ITDCurrent	0x181E0
71 #define A3D_A_ITDTarget		0x181E4
72 #define A3D_A_HrtfDelayLine	0x181E8	/* 56 ULONG */
73 #define A3D_A_ITDDelayLine	0x182C8	/* 40/45 ULONG */
74 #define A3D_A_HrtfTrackTC	0x1837C	/* Time Constants */
75 #define A3D_A_GainTrackTC	0x18380
76 #define A3D_A_CoeffTrackTC	0x18384
77 #define A3D_A_ITDTrackTC	0x18388
78 #define A3D_A_x1			0x1838C
79 #define A3D_A_x2			0x18390
80 #define A3D_A_y1			0x18394
81 #define A3D_A_y2			0x18398
82 #define A3D_A_HrtfOutL		0x1839C
83 #define A3D_A_HrtfOutR		0x183A0
84 #define 	A3D_A_TAIL		0x183A4
85 
86 /* Second register bank */
87 #define A3D_B_HrtfCurrent	0x19000	/* 56 ULONG */
88 #define A3D_B_GainCurrent	0x190E0
89 #define A3D_B_GainTarget	0x190E4
90 #define A3D_B_A12Current	0x190E8
91 #define A3D_B_A21Target		0x190EC
92 #define A3D_B_B01Current	0x190F0
93 #define A3D_B_B10Target		0x190F4
94 #define A3D_B_B2Current		0x190F8
95 #define A3D_B_B2Target		0x190FC
96 #define A3D_B_HrtfTarget	0x19100	/* 56 ULONG */
97 #define A3D_B_ITDCurrent	0x191E0
98 #define A3D_B_ITDTarget		0x191E4
99 #define A3D_B_HrtfDelayLine	0x191E8	/* 56 ULONG */
100 #define 	A3D_B_TAIL		0x192C8
101 
102 /* There are 4 slices, 4 a3d each = 16 a3d sources. */
103 #define A3D_SLICE_BANK_A		0x18000	/* 4 sources */
104 #define A3D_SLICE_BANK_B		0x19000	/* 4 sources */
105 #define A3D_SLICE_VDBDest		0x19C00	/* 8 ULONG */
106 #define A3D_SLICE_VDBSource		0x19C20	/* 4 ULONG */
107 #define A3D_SLICE_ABReg			0x19C30
108 #define A3D_SLICE_CReg			0x19C34
109 #define A3D_SLICE_Control		0x19C38
110 #define A3D_SLICE_DebugReserved	0x19C3c	/* Dangerous! */
111 #define A3D_SLICE_Pointers		0x19C40
112 #define 	A3D_SLICE_TAIL		0x1A000
113 
114 // Slice size: 0x2000
115 // Source size: 0x3A4, 0x2C8
116 
117 /* Address generator macro. */
118 #define a3d_addrA(slice,source,reg) (((slice)<<0xd)+((source)*0x3A4)+(reg))
119 #define a3d_addrB(slice,source,reg) (((slice)<<0xd)+((source)*0x2C8)+(reg))
120 #define a3d_addrS(slice,reg) (((slice)<<0xd)+(reg))
121 //#define a3d_addr(slice,source,reg) (((reg)>=0x19000) ? a3d_addr2((slice),(source),(reg)) : a3d_addr1((slice),(source),(reg)))
122 
123 #endif				/* _AU88X0_A3D_H */
124