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spu: some major reverb refactoring
[pcsx_rearmed.git] / plugins / dfsound / externals.h
CommitLineData
ef79bbde
P		 1/***************************************************************************\r
2 externals.h - description\r
3 -------------------\r
4 begin : Wed May 15 2002\r
5 copyright : (C) 2002 by Pete Bernert\r
6 email : BlackDove@addcom.de\r
7 ***************************************************************************/\r
8/***************************************************************************\r
9 * *\r
10 * This program is free software; you can redistribute it and/or modify *\r
11 * it under the terms of the GNU General Public License as published by *\r
12 * the Free Software Foundation; either version 2 of the License, or *\r
13 * (at your option) any later version. See also the license.txt file for *\r
14 * additional informations. *\r
15 * *\r
16 ***************************************************************************/\r
17\r
18#include <stdint.h>\r
19\r
20/////////////////////////////////////////////////////////\r
21// generic defines\r
22/////////////////////////////////////////////////////////\r
23\r
24#define PSE_LT_SPU 4\r
25#define PSE_SPU_ERR_SUCCESS 0\r
26#define PSE_SPU_ERR -60\r
27#define PSE_SPU_ERR_NOTCONFIGURED PSE_SPU_ERR - 1\r
28#define PSE_SPU_ERR_INIT PSE_SPU_ERR - 2\r
29#ifndef max\r
30#define max(a,b) (((a) > (b)) ? (a) : (b))\r
31#define min(a,b) (((a) < (b)) ? (a) : (b))\r
32#endif\r
33\r
34////////////////////////////////////////////////////////////////////////\r
35// spu defines\r
36////////////////////////////////////////////////////////////////////////\r
37\r
38// sound buffer sizes\r
39// 400 ms complete sound buffer\r
40#define SOUNDSIZE 70560\r
41// 137 ms test buffer... if less than that is buffered, a new upload will happen\r
42#define TESTSIZE 24192\r
43\r
44// num of channels\r
45#define MAXCHAN 24\r
46\r
47// ~ 1 ms of data\r
1775933a 48// note: must be even due to the way reverb works now\r
49#define NSSIZE 46\r
ef79bbde
P		 50\r
51///////////////////////////////////////////////////////////\r
52// struct defines\r
53///////////////////////////////////////////////////////////\r
54\r
55// ADSR INFOS PER CHANNEL\r
56typedef struct\r
57{\r
58 int AttackModeExp;\r
59 long AttackTime;\r
60 long DecayTime;\r
61 long SustainLevel;\r
62 int SustainModeExp;\r
63 long SustainModeDec;\r
64 long SustainTime;\r
65 int ReleaseModeExp;\r
66 unsigned long ReleaseVal;\r
67 long ReleaseTime;\r
68 long ReleaseStartTime; \r
69 long ReleaseVol; \r
70 long lTime;\r
71 long lVolume;\r
72} ADSRInfo;\r
73\r
74typedef struct\r
75{\r
6d866bb7 76 unsigned char State:2;\r
77 unsigned char AttackModeExp:1;\r
78 unsigned char SustainModeExp:1;\r
79 unsigned char SustainIncrease:1;\r
80 unsigned char ReleaseModeExp:1;\r
81 unsigned char AttackRate;\r
82 unsigned char DecayRate;\r
83 unsigned char SustainLevel;\r
84 unsigned char SustainRate;\r
85 unsigned char ReleaseRate;\r
ef79bbde 86 int EnvelopeVol;\r
ef79bbde
P		 87} ADSRInfoEx;\r
88 \r
89///////////////////////////////////////////////////////////\r
90\r
91// Tmp Flags\r
92\r
93// used for debug channel muting\r
94#define FLAG_MUTE 1\r
95\r
96// used for simple interpolation\r
97#define FLAG_IPOL0 2\r
98#define FLAG_IPOL1 4\r
99\r
100///////////////////////////////////////////////////////////\r
101\r
102// MAIN CHANNEL STRUCT\r
103typedef struct\r
104{\r
ef79bbde
P		 105 int iSBPos; // mixing stuff\r
106 int spos;\r
107 int sinc;\r
ef79bbde
P		 108\r
109 unsigned char * pStart; // start ptr into sound mem\r
110 unsigned char * pCurr; // current pos in sound mem\r
111 unsigned char * pLoop; // loop ptr in sound mem\r
112\r
6d866bb7 113 unsigned int bStop:1; // is channel stopped (sample _can_ still be playing, ADSR Release phase)\r
114 unsigned int bReverb:1; // can we do reverb on this channel? must have ctrl register bit, to get active\r
115 unsigned int bIgnoreLoop:1; // ignore loop bit, if an external loop address is used\r
116 unsigned int bRVBActive:1; // reverb active flag\r
117 unsigned int bNoise:1; // noise active flag\r
118 unsigned int bFMod:2; // freq mod (0=off, 1=sound channel, 2=freq channel)\r
119\r
ef79bbde
P		 120 int iActFreq; // current psx pitch\r
121 int iUsedFreq; // current pc pitch\r
122 int iLeftVolume; // left volume\r
ef79bbde 123 int iRightVolume; // right volume\r
ef79bbde
P		 124 int s_1; // last decoding infos\r
125 int s_2;\r
6d866bb7 126 ADSRInfoEx ADSRX;\r
127 int iRawPitch; // raw pitch (0...3fff)\r
128\r
ef79bbde
P		 129 int iRVBOffset; // reverb offset\r
130 int iRVBRepeat; // reverb repeat\r
ef79bbde
P		 131 int iRVBNum; // another reverb helper\r
132 int iOldNoise; // old noise val for this channel \r
6d866bb7 133\r
134 int SB[32+32];\r
ef79bbde
P		 135} SPUCHAN;\r
136\r
137///////////////////////////////////////////////////////////\r
138\r
139typedef struct\r
140{\r
141 int StartAddr; // reverb area start addr in samples\r
142 int CurrAddr; // reverb area curr addr in samples\r
143\r
144 int VolLeft;\r
145 int VolRight;\r
ef79bbde
P		 146 int iRVBLeft;\r
147 int iRVBRight;\r
148\r
149 int FB_SRC_A; // (offset)\r
150 int FB_SRC_B; // (offset)\r
151 int IIR_ALPHA; // (coef.)\r
152 int ACC_COEF_A; // (coef.)\r
153 int ACC_COEF_B; // (coef.)\r
154 int ACC_COEF_C; // (coef.)\r
155 int ACC_COEF_D; // (coef.)\r
156 int IIR_COEF; // (coef.)\r
157 int FB_ALPHA; // (coef.)\r
158 int FB_X; // (coef.)\r
159 int IIR_DEST_A0; // (offset)\r
160 int IIR_DEST_A1; // (offset)\r
161 int ACC_SRC_A0; // (offset)\r
162 int ACC_SRC_A1; // (offset)\r
163 int ACC_SRC_B0; // (offset)\r
164 int ACC_SRC_B1; // (offset)\r
165 int IIR_SRC_A0; // (offset)\r
166 int IIR_SRC_A1; // (offset)\r
167 int IIR_DEST_B0; // (offset)\r
168 int IIR_DEST_B1; // (offset)\r
169 int ACC_SRC_C0; // (offset)\r
170 int ACC_SRC_C1; // (offset)\r
171 int ACC_SRC_D0; // (offset)\r
172 int ACC_SRC_D1; // (offset)\r
173 int IIR_SRC_B1; // (offset)\r
174 int IIR_SRC_B0; // (offset)\r
175 int MIX_DEST_A0; // (offset)\r
176 int MIX_DEST_A1; // (offset)\r
177 int MIX_DEST_B0; // (offset)\r
178 int MIX_DEST_B1; // (offset)\r
179 int IN_COEF_L; // (coef.)\r
180 int IN_COEF_R; // (coef.)\r
1775933a 181\r
182 int dirty; // registers changed\r
183\r
184 // normalized offsets\r
185 int nIIR_DEST_A0, nIIR_DEST_A1, nIIR_DEST_B0, nIIR_DEST_B1,\r
186 nACC_SRC_A0, nACC_SRC_A1, nACC_SRC_B0, nACC_SRC_B1, \r
187 nIIR_SRC_A0, nIIR_SRC_A1, nIIR_SRC_B0, nIIR_SRC_B1,\r
188 nACC_SRC_C0, nACC_SRC_C1, nACC_SRC_D0, nACC_SRC_D1,\r
189 nMIX_DEST_A0, nMIX_DEST_A1, nMIX_DEST_B0, nMIX_DEST_B1;\r
190 // MIX_DEST_xx - FB_SRC_x\r
191 int nFB_SRC_A0, nFB_SRC_A1, nFB_SRC_B0, nFB_SRC_B1;\r
ef79bbde
P		 192} REVERBInfo;\r
193\r
194///////////////////////////////////////////////////////////\r
195// SPU.C globals\r
196///////////////////////////////////////////////////////////\r
197\r
198#ifndef _IN_SPU\r
199\r
200// psx buffers / addresses\r
201\r
202extern unsigned short regArea[]; \r
203extern unsigned short spuMem[];\r
204extern unsigned char * spuMemC;\r
205extern unsigned char * pSpuIrq;\r
206extern unsigned char * pSpuBuffer;\r
207\r
208// user settings\r
209\r
210extern int iVolume;\r
211extern int iXAPitch;\r
212extern int iUseTimer;\r
213extern int iSPUIRQWait;\r
214extern int iDebugMode;\r
215extern int iRecordMode;\r
216extern int iUseReverb;\r
217extern int iUseInterpolation;\r
ef79bbde
P		 218// MISC\r
219\r
220extern int iSpuAsyncWait;\r
221\r
222extern SPUCHAN s_chan[];\r
223extern REVERBInfo rvb;\r
224\r
225extern unsigned long dwNoiseVal;\r
226extern unsigned short spuCtrl;\r
227extern unsigned short spuStat;\r
228extern unsigned short spuIrq;\r
229extern unsigned long spuAddr;\r
230extern int bEndThread; \r
231extern int bThreadEnded;\r
232extern int bSpuInit;\r
6d866bb7 233extern unsigned int dwNewChannel;\r
234extern unsigned int dwChannelOn;\r
3fc2a4c2 235extern unsigned int dwPendingChanOff;\r
ef79bbde
P		 236\r
237extern int SSumR[];\r
238extern int SSumL[];\r
239extern int iCycle;\r
240extern short * pS;\r
241\r
242extern void (CALLBACK *cddavCallback)(unsigned short,unsigned short);\r
243\r
244#endif\r
245\r
246///////////////////////////////////////////////////////////\r
247// XA.C globals\r
248///////////////////////////////////////////////////////////\r
249\r
250#ifndef _IN_XA\r
251\r
252extern xa_decode_t * xapGlobal;\r
253\r
254extern uint32_t * XAFeed;\r
255extern uint32_t * XAPlay;\r
256extern uint32_t * XAStart;\r
257extern uint32_t * XAEnd;\r
258\r
259extern uint32_t XARepeat;\r
260extern uint32_t XALastVal;\r
261\r
262extern uint32_t * CDDAFeed;\r
263extern uint32_t * CDDAPlay;\r
264extern uint32_t * CDDAStart;\r
265extern uint32_t * CDDAEnd;\r
266\r
267extern int iLeftXAVol;\r
268extern int iRightXAVol;\r
269\r
270#endif\r
271\r
272///////////////////////////////////////////////////////////\r
273// REVERB.C globals\r
274///////////////////////////////////////////////////////////\r
275\r
276#ifndef _IN_REVERB\r
277\r
278extern int * sRVBPlay;\r
279extern int * sRVBEnd;\r
280extern int * sRVBStart;\r
ef79bbde
P		 281\r
282#endif\r
ARM optimized PCSX fork