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Files: efff0d5be49e438aefc3460617744c5e1dd1be61 / src / syntrax / syntrax.h

8690 bytesRaw

1 #ifndef SYNTRAX_H
2 #define SYNTRAX_H
3 
4 #include <stdint.h>
5 
6 //----------------------------typedefs-------------------------
7 #ifndef NULL
8 #define NULL 0
9 #endif
10 typedef unsigned uint;
11 #ifndef __cplusplus
12 typedef enum { false, true } bool;
13 #endif
14 
15 //----------------------------defines--------------------------
16 #define SE_NROFEFFECTS          18
17 #define SE_MAXCHANS             16
18 #define SE_NROFFINETUNESTEPS    16
19 
20 #define SE_OVERLAP              100
21 
22 #define BUFFERLENGTH            4096
23 #define CHANNELS                2
24 #define BITRATE                 16
25 #define RESAMPLE_POINTS         4
26 
27 //some constants for controlling stuff
28 //I've no idea what the abreviations stand for
29 #define SE_PM_SONG              0
30 #define SE_PM_PATTERN           1
31 
32 
33 //---------------------------structures------------------------
34 //player structs
35 //don't pack these
36 typedef struct
37 {
38     int     wavelength;
39     int     gainDelay;
40     int     delta;
41     int     freq;
42     int     isSample;
43     int     isPlayingBackward;
44     int     smpLoopEnd;
45     int     PPMXBYLQ; //unused
46     int     gain;
47     const int16_t *waveBuff;
48     int     hasBidiLoop;
49     int     synthPos;
50     int     gainRight;
51     int     smpLoopStart;
52     int     bkpSynthPos;
53     int     sampPos;
54     int     gainLeft;
55     int     hasLoop;
56     int     smpLength;
57     int     gainDelayRight;
58     int     gainDelayLeft;
59     int     hasLooped;
60     void  * resampler[2];
61     int     last_delta;
62 } Voice;
63 
64 typedef struct
65 {
66     int     VMBNMTNBQU;
67     int     TIPUANVVR;
68     double  MDTMBBIQHRQ;
69     double  YLKJB;
70     double  DQVLFV;
71     int     MFATTMREMVP;
72     double  ILHG;
73     double  RKF;
74     int     SPYK;
75     int     QOMCBTRPXF;
76     int     ABJGHAUY;
77 } VoiceEffect;
78 
79 typedef struct
80 {
81     int         JOEEPJCI;
82     int         BNWIGU;
83     int         isPlayingBackward;
84     int         ELPHLDR;
85     int         panning;
86     int         TVORFCC;
87     int         EYRXAB;          //rather unused
88     int         UHYDBDDI;
89     int         XESAWSO;
90     int         hasBidiLoop;
91     int         fmDelay;
92     int         volume;
93     int         ACKCWV;
94     int         sampPos;
95     int         insNum;
96     int         EQMIWERPIF;
97     int         freq;
98     int         HFRLJCG;
99     int         VNVJPDIWAJQ;
100     int         hasLoop;
101     int         LJHG;
102     const int16_t *sampleBuffer;
103     //SQUASH effect overflows into next buffer
104     //SE_MAXCHANS * 0x100 + 1 must be allocated
105     int16_t     synthBuffers[SE_MAXCHANS][0x100];
106     int16_t     OVERFLOW_DUMMY;
107     int         smpLoopStart;
108     int         smpLoopEnd;
109     int         hasLooped;
110     VoiceEffect effects[4];
111 } TuneChannel;
112 
113 
114 //data structs
115 
116 typedef struct
117 {
118     uint32_t    destWave;
119     uint32_t    srcWave1;
120     uint32_t    srcWave2;
121     uint32_t    oscWave;
122     uint32_t    variable1;
123     uint32_t    variable2;
124     uint32_t    fxSpeed;
125     uint32_t    oscSpeed;
126     uint32_t    effectType;
127     int8_t      oscSelect;
128     int8_t      resetEffect;
129     int16_t     UNK00;
130 } InstrumentEffect;
131 
132 typedef struct
133 {
134     int16_t             version;
135     char                name[33];
136     int16_t             waveform;
137     int16_t             wavelength;
138     int16_t             masterVolume;
139     int16_t             amWave;
140     int16_t             amSpeed;
141     int16_t             amLoopPoint;
142     int16_t             finetune;
143     int16_t             fmWave;
144     int16_t             fmSpeed;
145     int16_t             fmLoopPoint;
146     int16_t             fmDelay;
147     int16_t             arpIndex;
148     uint8_t             m_ResetWave[SE_MAXCHANS];
149     int16_t             panWave;
150     int16_t             panSpeed;
151     int16_t             panLoopPoint;
152     int16_t             UNK00;
153     int16_t             UNK01;
154     int16_t             UNK02;
155     int16_t             UNK03;
156     int16_t             UNK04;
157     int16_t             UNK05;
158     InstrumentEffect    effects[4];
159     //why do we even need to store a full path?
160     //only filename appears to be used.
161     char                smpFullImportPath[193];
162     uint32_t            UNK06;
163     uint32_t            UNK07;
164     uint32_t            UNK08;
165     uint32_t            UNK09;
166     uint32_t            UNK0A;
167     uint32_t            UNK0B;
168     uint32_t            UNK0C;
169     uint32_t            UNK0D;
170     uint32_t            UNK0E;
171     uint32_t            UNK0F;
172     uint32_t            UNK10;
173     uint32_t            UNK11;
174     int16_t             UNK12;
175     int16_t             shareSmpDataFromInstr; //0 is off
176     int16_t             hasLoop;
177     int16_t             hasBidiLoop;
178     uint32_t            smpStartPoint;
179     uint32_t            smpLoopPoint;
180     uint32_t            smpEndPoint;
181     uint32_t            hasSample;
182     uint32_t            smpLength;
183     int16_t             synthBuffers[SE_MAXCHANS][0x100];
184 } Instrument;
185 
186 typedef struct
187 {
188     uint8_t note;
189     uint8_t dest;
190     uint8_t instr;
191     int8_t  spd;
192     uint8_t command;
193 } Row;
194 
195 typedef struct
196 {
197     int16_t patIndex;   //0 means empty
198     int16_t patLen;
199 } Order;
200 
201 typedef struct
202 {
203     uint32_t UNK00[16];
204     //UNK00 is used for something. No idea what.
205     //There is a sequence to the data in it.
206     //zeroing it out with hex editor doesn't seem to break stuff with Jaytrax
207     //it could as well be uninitialized memory
208     uint8_t     mutedChans[SE_MAXCHANS];
209     uint32_t    tempo;
210     uint32_t    groove;
211     uint32_t    startPosCoarse;
212     uint32_t    startPosFine;
213     uint32_t    endPosCoarse;
214     uint32_t    endPosFine;
215     uint32_t    loopPosCoarse;
216     uint32_t    loopPosFine;
217     int16_t     isLooping;
218     char        m_Name[33];
219     int16_t     channelNumber;
220     uint16_t    delayTime;
221     uint8_t     chanDelayAmt[SE_MAXCHANS];
222     int16_t     amplification;
223     int16_t     UNK01;
224     int16_t     UNK02;
225     int16_t     UNK03;
226     int16_t     UNK04;
227     int16_t     UNK05;
228     int16_t     UNK06;
229     //if my eyes don't deceive me, this actually happens
230     //waste of space
231     Order orders[SE_MAXCHANS][0x100];
232 } Subsong;
233 
234 typedef struct
235 {
236     uint16_t    version;
237     uint16_t    UNK00;
238     uint32_t    patNum;
239     uint32_t    subsongNum;
240     uint32_t    instrNum;
241     uint32_t    UNK01;
242     int16_t     UNK02;
243     int16_t     UNK03;
244     int16_t     UNK04;
245     int16_t     UNK05;
246     int16_t     UNK06;
247     int16_t     UNK07;
248     int16_t     UNK08;
249     int16_t     UNK09;
250     int16_t     UNK0A;
251     int16_t     UNK0B;
252     int16_t     UNK0C;
253     int16_t     UNK0D;
254     int16_t     UNK0E;
255     int16_t     UNK0F;
256     int16_t     UNK10;
257     int16_t     UNK11;
258 } SongHeader;
259 
260 
261 typedef struct
262 {
263     SongHeader h;
264     int8_t arpTable[0x100];
265 
266     Row *rows;
267     //we don't know what maximum pat name length should be
268     //in fact this is probably a buffer overflow target in Syntrax(app crashed on too long name, from UI);
269     uint32_t *patNameSizes;
270     char **patternNames;
271     Instrument *instruments;
272     Subsong *subsongs;
273     int16_t **samples;
274 } Song;
275 
276 
277 typedef struct Player
278 {
279     int16_t *silentBuffer;
280     uint8_t m_LastNotes[SE_MAXCHANS];
281 
282     uint32_t *freqTable;
283     int16_t *dynamorphTable;
284 
285     const Song *synSong;
286     TuneChannel *tuneChannels;
287     Voice *voices;
288     
289     int SAMPLEFREQUENCY;
290 
291     int samplesPerBeat;
292     int otherSamplesPerBeat;
293     int someCounter;
294     int channelNumber;
295     int sePmSong;
296     int16_t *overlapBuff;
297     int16_t *delayBufferR;
298     int16_t *delayBufferL;
299 
300     int bkpDelayPos;
301     int delayPos;
302     int gainPos;
303     int overlapPos;
304 
305     int ISWLKT;
306     int WDTECTE;
307     int PQV;
308     int AMVM;
309     int DONGS;
310     int posCoarse;
311     int AMYGPFQCHSW;
312     int posFine;
313     int8_t mutedChans[SE_MAXCHANS];
314 
315     int selectedSubsong;
316     Subsong curSubsong;
317 
318     //local pointers to song structures
319     const Row *rows;
320     const char ** patternNames;
321     Instrument *instruments;
322     const Subsong *subsongs;
323     const int8_t *arpTable;
324     const int16_t **samples;
325 
326     uint bufflen;
327     
328     uint loopCount;
329 } Player;
330 
331 
332 //---------------------------prototypes------------------------
333 #ifdef __cplusplus
334 extern "C" {
335 #endif
336 
337 Player * playerCreate(int sampleFrequency);
338 void playerDestroy(Player *);
339 
340 int loadSong(Player *, const Song *);
341 void initSubsong(Player *, int num);
342 
343 void mixChunk(Player *, int16_t *outBuff, uint playbackBufferSize);
344 
345 void playInstrument(Player *, int chanNum, int instrNum, int note); //could be handy dandy
346 
347 bool playerGetSongEnded(Player *);
348 uint playerGetLoopCount(Player *);
349     
350 typedef struct _stmi
351 {
352   unsigned char coarse;
353   unsigned char fine;
354   unsigned char channelsPlaying;
355   char subsongName[33];
356   int selectedSubs;
357   int totalSubs;
358 } syntrax_info;
359     
360 void playerGetInfo(Player *, syntrax_info *);
361     
362 #ifdef __cplusplus
363 }
364 #endif
365 #endif
366

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kode54 / syntrax-c

Tree: efff0d5be49e438aefc3460617744c5e1dd1be61

Files: efff0d5be49e438aefc3460617744c5e1dd1be61 / src / syntrax / syntrax.h

1	#ifndef SYNTRAX_H
2	#define SYNTRAX_H
3
4	#include <stdint.h>
5
6	//----------------------------typedefs-------------------------
7	#ifndef NULL
8	#define NULL 0
9	#endif
10	typedef unsigned uint;
11	#ifndef __cplusplus
12	typedef enum { false, true } bool;
13	#endif
14
15	//----------------------------defines--------------------------
16	#define SE_NROFEFFECTS 18
17	#define SE_MAXCHANS 16
18	#define SE_NROFFINETUNESTEPS 16
19
20	#define SE_OVERLAP 100
21
22	#define BUFFERLENGTH 4096
23	#define CHANNELS 2
24	#define BITRATE 16
25	#define RESAMPLE_POINTS 4
26
27	//some constants for controlling stuff
28	//I've no idea what the abreviations stand for
29	#define SE_PM_SONG 0
30	#define SE_PM_PATTERN 1
31
32
33	//---------------------------structures------------------------
34	//player structs
35	//don't pack these
36	typedef struct
37	{
38	int wavelength;
39	int gainDelay;
40	int delta;
41	int freq;
42	int isSample;
43	int isPlayingBackward;
44	int smpLoopEnd;
45	int PPMXBYLQ; //unused
46	int gain;
47	const int16_t *waveBuff;
48	int hasBidiLoop;
49	int synthPos;
50	int gainRight;
51	int smpLoopStart;
52	int bkpSynthPos;
53	int sampPos;
54	int gainLeft;
55	int hasLoop;
56	int smpLength;
57	int gainDelayRight;
58	int gainDelayLeft;
59	int hasLooped;
60	void * resampler[2];
61	int last_delta;
62	} Voice;
63
64	typedef struct
65	{
66	int VMBNMTNBQU;
67	int TIPUANVVR;
68	double MDTMBBIQHRQ;
69	double YLKJB;
70	double DQVLFV;
71	int MFATTMREMVP;
72	double ILHG;
73	double RKF;
74	int SPYK;
75	int QOMCBTRPXF;
76	int ABJGHAUY;
77	} VoiceEffect;
78
79	typedef struct
80	{
81	int JOEEPJCI;
82	int BNWIGU;
83	int isPlayingBackward;
84	int ELPHLDR;
85	int panning;
86	int TVORFCC;
87	int EYRXAB; //rather unused
88	int UHYDBDDI;
89	int XESAWSO;
90	int hasBidiLoop;
91	int fmDelay;
92	int volume;
93	int ACKCWV;
94	int sampPos;
95	int insNum;
96	int EQMIWERPIF;
97	int freq;
98	int HFRLJCG;
99	int VNVJPDIWAJQ;
100	int hasLoop;
101	int LJHG;
102	const int16_t *sampleBuffer;
103	//SQUASH effect overflows into next buffer
104	//SE_MAXCHANS * 0x100 + 1 must be allocated
105	int16_t synthBuffers[SE_MAXCHANS][0x100];
106	int16_t OVERFLOW_DUMMY;
107	int smpLoopStart;
108	int smpLoopEnd;
109	int hasLooped;
110	VoiceEffect effects[4];
111	} TuneChannel;
112
113
114	//data structs
115
116	typedef struct
117	{
118	uint32_t destWave;
119	uint32_t srcWave1;
120	uint32_t srcWave2;
121	uint32_t oscWave;
122	uint32_t variable1;
123	uint32_t variable2;
124	uint32_t fxSpeed;
125	uint32_t oscSpeed;
126	uint32_t effectType;
127	int8_t oscSelect;
128	int8_t resetEffect;
129	int16_t UNK00;
130	} InstrumentEffect;
131
132	typedef struct
133	{
134	int16_t version;
135	char name[33];
136	int16_t waveform;
137	int16_t wavelength;
138	int16_t masterVolume;
139	int16_t amWave;
140	int16_t amSpeed;
141	int16_t amLoopPoint;
142	int16_t finetune;
143	int16_t fmWave;
144	int16_t fmSpeed;
145	int16_t fmLoopPoint;
146	int16_t fmDelay;
147	int16_t arpIndex;
148	uint8_t m_ResetWave[SE_MAXCHANS];
149	int16_t panWave;
150	int16_t panSpeed;
151	int16_t panLoopPoint;
152	int16_t UNK00;
153	int16_t UNK01;
154	int16_t UNK02;
155	int16_t UNK03;
156	int16_t UNK04;
157	int16_t UNK05;
158	InstrumentEffect effects[4];
159	//why do we even need to store a full path?
160	//only filename appears to be used.
161	char smpFullImportPath[193];
162	uint32_t UNK06;
163	uint32_t UNK07;
164	uint32_t UNK08;
165	uint32_t UNK09;
166	uint32_t UNK0A;
167	uint32_t UNK0B;
168	uint32_t UNK0C;
169	uint32_t UNK0D;
170	uint32_t UNK0E;
171	uint32_t UNK0F;
172	uint32_t UNK10;
173	uint32_t UNK11;
174	int16_t UNK12;
175	int16_t shareSmpDataFromInstr; //0 is off
176	int16_t hasLoop;
177	int16_t hasBidiLoop;
178	uint32_t smpStartPoint;
179	uint32_t smpLoopPoint;
180	uint32_t smpEndPoint;
181	uint32_t hasSample;
182	uint32_t smpLength;
183	int16_t synthBuffers[SE_MAXCHANS][0x100];
184	} Instrument;
185
186	typedef struct
187	{
188	uint8_t note;
189	uint8_t dest;
190	uint8_t instr;
191	int8_t spd;
192	uint8_t command;
193	} Row;
194
195	typedef struct
196	{
197	int16_t patIndex; //0 means empty
198	int16_t patLen;
199	} Order;
200
201	typedef struct
202	{
203	uint32_t UNK00[16];
204	//UNK00 is used for something. No idea what.
205	//There is a sequence to the data in it.
206	//zeroing it out with hex editor doesn't seem to break stuff with Jaytrax
207	//it could as well be uninitialized memory
208	uint8_t mutedChans[SE_MAXCHANS];
209	uint32_t tempo;
210	uint32_t groove;
211	uint32_t startPosCoarse;
212	uint32_t startPosFine;
213	uint32_t endPosCoarse;
214	uint32_t endPosFine;
215	uint32_t loopPosCoarse;
216	uint32_t loopPosFine;
217	int16_t isLooping;
218	char m_Name[33];
219	int16_t channelNumber;
220	uint16_t delayTime;
221	uint8_t chanDelayAmt[SE_MAXCHANS];
222	int16_t amplification;
223	int16_t UNK01;
224	int16_t UNK02;
225	int16_t UNK03;
226	int16_t UNK04;
227	int16_t UNK05;
228	int16_t UNK06;
229	//if my eyes don't deceive me, this actually happens
230	//waste of space
231	Order orders[SE_MAXCHANS][0x100];
232	} Subsong;
233
234	typedef struct
235	{
236	uint16_t version;
237	uint16_t UNK00;
238	uint32_t patNum;
239	uint32_t subsongNum;
240	uint32_t instrNum;
241	uint32_t UNK01;
242	int16_t UNK02;
243	int16_t UNK03;
244	int16_t UNK04;
245	int16_t UNK05;
246	int16_t UNK06;
247	int16_t UNK07;
248	int16_t UNK08;
249	int16_t UNK09;
250	int16_t UNK0A;
251	int16_t UNK0B;
252	int16_t UNK0C;
253	int16_t UNK0D;
254	int16_t UNK0E;
255	int16_t UNK0F;
256	int16_t UNK10;
257	int16_t UNK11;
258	} SongHeader;
259
260
261	typedef struct
262	{
263	SongHeader h;
264	int8_t arpTable[0x100];
265
266	Row *rows;
267	//we don't know what maximum pat name length should be
268	//in fact this is probably a buffer overflow target in Syntrax(app crashed on too long name, from UI);
269	uint32_t *patNameSizes;
270	char **patternNames;
271	Instrument *instruments;
272	Subsong *subsongs;
273	int16_t **samples;
274	} Song;
275
276
277	typedef struct Player
278	{
279	int16_t *silentBuffer;
280	uint8_t m_LastNotes[SE_MAXCHANS];
281
282	uint32_t *freqTable;
283	int16_t *dynamorphTable;
284
285	const Song *synSong;
286	TuneChannel *tuneChannels;
287	Voice *voices;
288
289	int SAMPLEFREQUENCY;
290
291	int samplesPerBeat;
292	int otherSamplesPerBeat;
293	int someCounter;
294	int channelNumber;
295	int sePmSong;
296	int16_t *overlapBuff;
297	int16_t *delayBufferR;
298	int16_t *delayBufferL;
299
300	int bkpDelayPos;
301	int delayPos;
302	int gainPos;
303	int overlapPos;
304
305	int ISWLKT;
306	int WDTECTE;
307	int PQV;
308	int AMVM;
309	int DONGS;
310	int posCoarse;
311	int AMYGPFQCHSW;
312	int posFine;
313	int8_t mutedChans[SE_MAXCHANS];
314
315	int selectedSubsong;
316	Subsong curSubsong;
317
318	//local pointers to song structures
319	const Row *rows;
320	const char ** patternNames;
321	Instrument *instruments;
322	const Subsong *subsongs;
323	const int8_t *arpTable;
324	const int16_t **samples;
325
326	uint bufflen;
327
328	uint loopCount;
329	} Player;
330
331
332	//---------------------------prototypes------------------------
333	#ifdef __cplusplus
334	extern "C" {
335	#endif
336
337	Player * playerCreate(int sampleFrequency);
338	void playerDestroy(Player *);
339
340	int loadSong(Player , const Song );
341	void initSubsong(Player *, int num);
342
343	void mixChunk(Player , int16_t outBuff, uint playbackBufferSize);
344
345	void playInstrument(Player *, int chanNum, int instrNum, int note); //could be handy dandy
346
347	bool playerGetSongEnded(Player *);
348	uint playerGetLoopCount(Player *);
349
350	typedef struct _stmi
351	{
352	unsigned char coarse;
353	unsigned char fine;
354	unsigned char channelsPlaying;
355	char subsongName[33];
356	int selectedSubs;
357	int totalSubs;
358	} syntrax_info;
359
360	void playerGetInfo(Player , syntrax_info );
361
362	#ifdef __cplusplus
363	}
364	#endif
365	#endif
366

kode54 / syntrax-c

Tree: efff0d5be49e438aefc3460617744c5e1dd1be61 master <input type="submit" value="Go"/>

Files: efff0d5be49e438aefc3460617744c5e1dd1be61 / src / syntrax / syntrax.h

Tree: efff0d5be49e438aefc3460617744c5e1dd1be61