forked from len0rd/rockbox
Fixed warnings, adapted to Rockbox coding style, optimized to 78% realtime.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6329 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Stepan Moskovchenko
parent
74e9d545ef
commit
9ec1ff8cf5
7 changed files with 1056 additions and 1115 deletions
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@ -20,39 +20,39 @@
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#define BYTE unsigned char
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//Data chunk ID types, returned by readID()
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#define ID_UNKNOWN -1
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#define ID_MTHD 1
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#define ID_MTRK 2
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#define ID_EOF 3
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#define ID_UNKNOWN -1
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#define ID_MTHD 1
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#define ID_MTRK 2
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#define ID_EOF 3
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//MIDI Commands
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#define MIDI_NOTE_OFF 128
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#define MIDI_NOTE_ON 144
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#define MIDI_AFTERTOUCH 160
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#define MIDI_CONTROL 176
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#define MIDI_PRGM 192
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#define MIDI_PITCHW 224
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#define MIDI_NOTE_OFF 128
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#define MIDI_NOTE_ON 144
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#define MIDI_AFTERTOUCH 160
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#define MIDI_CONTROL 176
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#define MIDI_PRGM 192
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#define MIDI_PITCHW 224
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//MIDI Controllers
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#define CTRL_VOLUME 7
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#define CTRL_BALANCE 8
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#define CTRL_PANNING 10
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#define CHANNEL 1
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#define CTRL_VOLUME 7
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#define CTRL_BALANCE 8
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#define CTRL_PANNING 10
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#define CHANNEL 1
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//Most of these are deprecated.. rampdown is used, maybe one other one too
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#define STATE_ATTACK 1
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#define STATE_DECAY 2
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#define STATE_SUSTAIN 3
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#define STATE_RELEASE 4
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#define STATE_RAMPDOWN 5
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#define STATE_ATTACK 1
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#define STATE_DECAY 2
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#define STATE_SUSTAIN 3
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#define STATE_RELEASE 4
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#define STATE_RAMPDOWN 5
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//Loop states
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#define STATE_LOOPING 7
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#define STATE_NONLOOPING 8
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#define STATE_NONLOOPING 8
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//Various bits in the GUS mode byte
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#define LOOP_ENABLED 4
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#define LOOP_ENABLED 4
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#define LOOP_PINGPONG 8
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#define LOOP_REVERSE 16
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@ -63,81 +63,69 @@
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extern struct plugin_api * rb;
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int chVol[16] IDATA_ATTR; //Channel volume
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int chPanLeft[16] IDATA_ATTR; //Channel panning
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int chVol[16] IDATA_ATTR; /* Channel volume */
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int chPanLeft[16] IDATA_ATTR; /* Channel panning */
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int chPanRight[16] IDATA_ATTR;
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int chPat[16]; //Channel patch
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int chPW[16]; //Channel pitch wheel, MSB only
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int chPat[16]; /* Channel patch */
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int chPW[16]; /* Channel pitch wheel, MSB only */
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/*
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unsigned char chVol[16]; //Channel volume
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unsigned char chPanLeft[16]; //Channel panning
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unsigned char chPanRight[16];
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unsigned char chPat[16]; //Channel patch
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unsigned char chPW[16]; //Channel pitch wheel, MSB only
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*/
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struct GPatch * gusload(char *);
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struct GPatch * patchSet[128];
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struct GPatch * drumSet[128];
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//char myarray[80] IDATA_ATTR;
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struct Event
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{
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unsigned int delta;
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unsigned char status, d1, d2;
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unsigned int len;
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unsigned char * evData;
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unsigned int delta;
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unsigned char status, d1, d2;
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unsigned int len;
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unsigned char * evData;
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};
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struct Track
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{
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unsigned int size;
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unsigned int numEvents;
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unsigned int delta; //For sequencing
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unsigned int pos; //For sequencing
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void * dataBlock;
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unsigned int size;
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unsigned int numEvents;
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unsigned int delta; /* For sequencing */
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unsigned int pos; /* For sequencing */
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void * dataBlock;
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};
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struct MIDIfile
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{
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int Length;
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//int Format; //We don't really care what type it is
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unsigned short numTracks;
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unsigned short div; //Time division, X ticks per millisecond
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struct Track * tracks[48];
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unsigned char patches[128];
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int numPatches;
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int Length;
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unsigned short numTracks;
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unsigned short div; /* Time division, X ticks per millisecond */
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struct Track * tracks[48];
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unsigned char patches[128];
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int numPatches;
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};
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/*
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struct SynthObject
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{
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// int tmp;
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struct GWaveform * wf;
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unsigned int delta;
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unsigned int decay;
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unsigned int cp;
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unsigned char state, loopState, loopDir;
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unsigned char note, vol, ch, isUsed;
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int curRate, curOffset, targetOffset;
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unsigned int curPoint;
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struct GWaveform * wf;
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unsigned int delta;
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unsigned int decay;
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unsigned int cp;
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unsigned char state, loopState, loopDir;
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unsigned char note, vol, ch, isUsed;
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int curRate, curOffset, targetOffset;
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unsigned int curPoint;
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};
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*/
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struct SynthObject
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{
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// int tmp;
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struct GWaveform * wf;
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int delta;
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int decay;
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int cp;
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int state, loopState, loopDir;
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int note, vol, ch, isUsed;
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int curRate, curOffset, targetOffset;
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int curPoint;
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struct GWaveform * wf;
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int delta;
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int decay;
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unsigned int cp;
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int state, loopState, loopDir;
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int note, vol, ch, isUsed;
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int curRate, curOffset, targetOffset;
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int curPoint;
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};
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struct SynthObject voices[MAX_VOICES] IDATA_ATTR;
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@ -156,91 +144,91 @@ int midimain(void * filename);
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void *alloc(int size)
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{
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static char *offset = NULL;
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static int totalSize = 0;
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char *ret;
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static char *offset = NULL;
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static int totalSize = 0;
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char *ret;
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int remainder = size % 4;
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int remainder = size % 4;
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size = size + 4-remainder;
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size = size + 4-remainder;
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if (offset == NULL)
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{
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offset = rb->plugin_get_audio_buffer(&totalSize);
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}
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if (offset == NULL)
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{
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offset = rb->plugin_get_audio_buffer(&totalSize);
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}
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if (size + 4 > totalSize)
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{
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return NULL;
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}
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if (size + 4 > totalSize)
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{
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return NULL;
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}
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ret = offset + 4;
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*((unsigned int *)offset) = size;
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ret = offset + 4;
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*((unsigned int *)offset) = size;
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offset += size + 4;
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totalSize -= size + 4;
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return ret;
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offset += size + 4;
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totalSize -= size + 4;
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return ret;
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}
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//Rick's code
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/* Rick's code */
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/*
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void *alloc(int size)
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{
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static char *offset = NULL;
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static int totalSize = 0;
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char *ret;
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static char *offset = NULL;
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static int totalSize = 0;
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char *ret;
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if (offset == NULL)
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{
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offset = rb->plugin_get_audio_buffer(&totalSize);
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}
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if (offset == NULL)
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{
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offset = rb->plugin_get_audio_buffer(&totalSize);
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}
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if (size + 4 > totalSize)
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{
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return NULL;
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}
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if (size + 4 > totalSize)
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{
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return NULL;
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}
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ret = offset + 4;
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*((unsigned int *)offset) = size;
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ret = offset + 4;
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*((unsigned int *)offset) = size;
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offset += size + 4;
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totalSize -= size + 4;
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return ret;
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offset += size + 4;
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totalSize -= size + 4;
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return ret;
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}*/
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void * allocate(int size)
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{
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return alloc(size);
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return alloc(size);
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}
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unsigned char readChar(int file)
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{
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char buf[2];
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rb->read(file, &buf, 1);
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return buf[0];
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char buf[2];
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rb->read(file, &buf, 1);
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return buf[0];
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}
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unsigned char * readData(int file, int len)
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{
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unsigned char * dat = allocate(len);
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rb->read(file, dat, len);
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return dat;
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unsigned char * dat = allocate(len);
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rb->read(file, dat, len);
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return dat;
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}
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int eof(int fd)
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{
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int curPos = rb->lseek(fd, 0, SEEK_CUR);
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int curPos = rb->lseek(fd, 0, SEEK_CUR);
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int size = rb->lseek(fd, 0, SEEK_END);
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int size = rb->lseek(fd, 0, SEEK_END);
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rb->lseek(fd, curPos, SEEK_SET);
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return size+1 == rb->lseek(fd, 0, SEEK_CUR);
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rb->lseek(fd, curPos, SEEK_SET);
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return size+1 == rb->lseek(fd, 0, SEEK_CUR);
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}
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void printf(char *fmt, ...) {fmt=fmt; }
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void exit(int code)
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{
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code = code; //Stub function, kill warning for now
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code = code; /* Stub function, kill warning for now */
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}
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