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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 8645 | turbocat | 1 | // |
| 2 | // ID Engine |
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| 3 | // ID_SD.h - Sound Manager Header |
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| 4 | // Version for Wolfenstein |
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| 5 | // By Jason Blochowiak |
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| 6 | // |
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| 7 | |||
| 8 | #ifndef __ID_SD__ |
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| 9 | #define __ID_SD__ |
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| 10 | |||
| 11 | #define alOut(n,b) YM3812Write(0, n, b) |
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| 12 | |||
| 13 | #define TickBase 70 // 70Hz per tick - used as a base for timer 0 |
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| 14 | |||
| 15 | typedef enum |
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| 16 | { |
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| 17 | sdm_Off, |
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| 18 | sdm_PC,sdm_AdLib, |
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| 19 | } SDMode; |
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| 20 | |||
| 21 | typedef enum |
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| 22 | { |
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| 23 | smm_Off,smm_AdLib |
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| 24 | } SMMode; |
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| 25 | |||
| 26 | typedef enum |
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| 27 | { |
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| 28 | sds_Off,sds_PC,sds_SoundBlaster |
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| 29 | } SDSMode; |
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| 30 | |||
| 31 | typedef struct |
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| 32 | { |
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| 33 | longword length; |
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| 34 | word priority; |
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| 35 | } SoundCommon; |
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| 36 | |||
| 37 | #define ORIG_SOUNDCOMMON_SIZE 6 |
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| 38 | |||
| 39 | // PC Sound stuff |
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| 40 | #define pcTimer 0x42 |
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| 41 | #define pcTAccess 0x43 |
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| 42 | #define pcSpeaker 0x61 |
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| 43 | |||
| 44 | #define pcSpkBits 3 |
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| 45 | |||
| 46 | typedef struct |
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| 47 | { |
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| 48 | SoundCommon common; |
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| 49 | byte data[1]; |
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| 50 | } PCSound; |
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| 51 | |||
| 52 | // Register addresses |
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| 53 | // Operator stuff |
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| 54 | #define alChar 0x20 |
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| 55 | #define alScale 0x40 |
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| 56 | #define alAttack 0x60 |
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| 57 | #define alSus 0x80 |
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| 58 | #define alWave 0xe0 |
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| 59 | // Channel stuff |
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| 60 | #define alFreqL 0xa0 |
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| 61 | #define alFreqH 0xb0 |
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| 62 | #define alFeedCon 0xc0 |
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| 63 | // Global stuff |
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| 64 | #define alEffects 0xbd |
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| 65 | |||
| 66 | typedef struct |
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| 67 | { |
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| 68 | byte mChar,cChar, |
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| 69 | mScale,cScale, |
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| 70 | mAttack,cAttack, |
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| 71 | mSus,cSus, |
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| 72 | mWave,cWave, |
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| 73 | nConn, |
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| 74 | |||
| 75 | // These are only for Muse - these bytes are really unused |
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| 76 | voice, |
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| 77 | mode; |
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| 78 | byte unused[3]; |
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| 79 | } Instrument; |
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| 80 | |||
| 81 | #define ORIG_INSTRUMENT_SIZE 16 |
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| 82 | |||
| 83 | typedef struct |
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| 84 | { |
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| 85 | SoundCommon common; |
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| 86 | Instrument inst; |
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| 87 | byte block; |
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| 88 | byte data[1]; |
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| 89 | } AdLibSound; |
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| 90 | |||
| 91 | #define ORIG_ADLIBSOUND_SIZE (ORIG_SOUNDCOMMON_SIZE + ORIG_INSTRUMENT_SIZE + 2) |
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| 92 | |||
| 93 | // |
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| 94 | // Sequencing stuff |
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| 95 | // |
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| 96 | #define sqMaxTracks 10 |
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| 97 | |||
| 98 | typedef struct |
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| 99 | { |
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| 100 | word length; |
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| 101 | word values[1]; |
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| 102 | } MusicGroup; |
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| 103 | |||
| 104 | typedef struct |
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| 105 | { |
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| 106 | int valid; |
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| 107 | fixed globalsoundx, globalsoundy; |
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| 108 | } globalsoundpos; |
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| 109 | |||
| 110 | extern globalsoundpos channelSoundPos[]; |
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| 111 | |||
| 112 | // Global variables |
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| 113 | extern boolean AdLibPresent, |
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| 114 | SoundBlasterPresent, |
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| 115 | SoundPositioned; |
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| 116 | extern SDMode SoundMode; |
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| 117 | extern SDSMode DigiMode; |
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| 118 | extern SMMode MusicMode; |
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| 119 | extern int DigiMap[]; |
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| 120 | extern int DigiChannel[]; |
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| 121 | |||
| 9097 | turbocat | 122 | #ifdef _KOLIBRI |
| 123 | extern void uSDL_Delay(unsigned time); |
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| 124 | #else |
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| 125 | #define uSDL_Delay SDL_Delay |
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| 126 | #endif |
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| 8645 | turbocat | 127 | |
| 9097 | turbocat | 128 | #define GetTimeCount() (( uSDL_GetTicks()*7)/100) |
| 129 | |||
| 8645 | turbocat | 130 | inline void Delay(int wolfticks) |
| 131 | { |
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| 9097 | turbocat | 132 | if(wolfticks>0) uSDL_Delay(wolfticks * 100/ 7); |
| 8645 | turbocat | 133 | } |
| 134 | |||
| 135 | // Function prototypes |
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| 136 | extern void SD_Startup(void), |
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| 137 | SD_Shutdown(void); |
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| 138 | |||
| 139 | extern int SD_GetChannelForDigi(int which); |
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| 140 | extern void SD_PositionSound(int leftvol,int rightvol); |
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| 141 | extern boolean SD_PlaySound(soundnames sound); |
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| 142 | extern void SD_SetPosition(int channel, int leftvol,int rightvol); |
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| 143 | extern void SD_StopSound(void), |
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| 144 | SD_WaitSoundDone(void); |
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| 145 | |||
| 146 | extern void SD_StartMusic(int chunk); |
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| 147 | extern void SD_ContinueMusic(int chunk, int startoffs); |
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| 148 | extern void SD_MusicOn(void), |
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| 149 | SD_FadeOutMusic(void); |
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| 150 | extern int SD_MusicOff(void); |
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| 151 | |||
| 152 | extern boolean SD_MusicPlaying(void); |
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| 153 | extern boolean SD_SetSoundMode(SDMode mode); |
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| 154 | extern boolean SD_SetMusicMode(SMMode mode); |
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| 155 | extern word SD_SoundPlaying(void); |
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| 156 | |||
| 157 | extern void SD_SetDigiDevice(SDSMode); |
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| 158 | extern void SD_PrepareSound(int which); |
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| 159 | extern int SD_PlayDigitized(word which,int leftpos,int rightpos); |
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| 160 | extern void SD_StopDigitized(void); |
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| 161 | |||
| 162 | #endif |