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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@ -24,233 +24,220 @@ long tempo=375000;
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void setVol(int ch, int vol)
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{
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printf("\nvolume[%d] %d ==> %d", ch, chVol[ch], vol);
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chVol[ch]=vol;
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printf("\nvolume[%d] %d ==> %d", ch, chVol[ch], vol);
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chVol[ch]=vol;
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}
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void setPan(int ch, int pan)
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{
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printf("\npanning[%d] %d ==> %d", ch, chPanRight[ch], pan);
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printf("\npanning[%d] %d ==> %d", ch, chPanRight[ch], pan);
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chPanLeft[ch]=128-pan;
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chPanRight[ch]=pan;
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chPanLeft[ch]=128-pan;
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chPanRight[ch]=pan;
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}
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void setPatch(int ch, int pat)
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{
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chPat[ch]=pat;
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chPat[ch]=pat;
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}
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/*
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Pitch Bend table, Computed by
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for i=0:127, fprintf('%d,', round(2^16*2^((i-64)/384))); end
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(When typed into Matlab)
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16 bit pitch bend table
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* Pitch Bend table, Computed by
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* for i=0:127, fprintf('%d,', round(2^16*2^((i-64)/384))); end
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* (When typed into Matlab)
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* 16 bit pitch bend table
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*/
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long pitchTbl[]=
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{
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58386,58491,58597,58703,58809,58915,59022,59128,59235,59342,59449,59557,59664,59772,59880,59988,60097,60205,
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60314,60423,60532,60642,60751,60861,60971,61081,61191,61302,61413,61524,61635,61746,61858,61970,62081,62194,
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62306,62419,62531,62644,62757,62871,62984,63098,63212,63326,63441,63555,63670,63785,63901,64016,64132,64248,
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64364,64480,64596,64713,64830,64947,65065,65182,65300,65418,65536,65654,65773,65892,66011,66130,66250,66369,
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66489,66609,66730,66850,66971,67092,67213,67335,67456,67578,67700,67823,67945,68068,68191,68314,68438,68561,
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68685,68809,68933,69058,69183,69308,69433,69558,69684,69810,69936,70062,70189,70316,70443,70570,70698,70825,
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70953,71082,71210,71339,71468,71597,71726,71856,71985,72115,72246,72376,72507,72638,72769,72901,73032,73164,
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73297,73429
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58386,58491,58597,58703,58809,58915,59022,59128,59235,59342,59449,59557,59664,59772,59880,59988,60097,60205,
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60314,60423,60532,60642,60751,60861,60971,61081,61191,61302,61413,61524,61635,61746,61858,61970,62081,62194,
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62306,62419,62531,62644,62757,62871,62984,63098,63212,63326,63441,63555,63670,63785,63901,64016,64132,64248,
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64364,64480,64596,64713,64830,64947,65065,65182,65300,65418,65536,65654,65773,65892,66011,66130,66250,66369,
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66489,66609,66730,66850,66971,67092,67213,67335,67456,67578,67700,67823,67945,68068,68191,68314,68438,68561,
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68685,68809,68933,69058,69183,69308,69433,69558,69684,69810,69936,70062,70189,70316,70443,70570,70698,70825,
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70953,71082,71210,71339,71468,71597,71726,71856,71985,72115,72246,72376,72507,72638,72769,72901,73032,73164,
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73297,73429
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};
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void findDelta(struct SynthObject * so, int ch, int note)
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{
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struct GWaveform * wf = patchSet[chPat[ch]]->waveforms[patchSet[chPat[ch]]->noteTable[note]];
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so->wf=wf;
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so->delta = (((gustable[note]<<10) / wf->rootFreq) * wf->sampRate / SAMPLE_RATE);
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so->delta = so->delta * pitchTbl[chPW[ch]] >> 16;
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struct GWaveform * wf = patchSet[chPat[ch]]->waveforms[patchSet[chPat[ch]]->noteTable[note]];
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so->wf=wf;
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so->delta = (((gustable[note]<<10) / (wf->rootFreq)) * wf->sampRate / (SAMPLE_RATE));
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so->delta = (so->delta * pitchTbl[chPW[ch]])>> 16;
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}
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void setPW(int ch, int msb)
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{
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printf("\npitchw[%d] %d ==> %d", ch, chPW[ch], msb);
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chPW[ch] = msb;
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printf("\npitchw[%d] %d ==> %d", ch, chPW[ch], msb);
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chPW[ch] = msb;
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int a=0;
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for(a = 0; a<MAX_VOICES; a++)
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{
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if(voices[a].isUsed==1 && voices[a].ch == ch)
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{
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findDelta(&voices[a], ch, voices[a].note);
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}
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}
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int a=0;
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for(a = 0; a<MAX_VOICES; a++)
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{
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if(voices[a].isUsed==1 && voices[a].ch == ch)
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{
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findDelta(&voices[a], ch, voices[a].note);
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}
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}
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}
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void pressNote(int ch, int note, int vol)
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{
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//Silences all channels but one, for easy debugging, for me.
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/*
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if(ch == 0) return;
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// if(ch == 1) return;
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if(ch == 2) return;
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if(ch == 3) return;
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if(ch == 4) return;
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if(ch == 5) return;
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if(ch == 6) return;
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if(ch == 7) return;
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if(ch == 8) return;
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if(ch == 9) return;
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if(ch == 10) return;
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if(ch == 11) return;
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if(ch == 12) return;
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if(ch == 13) return;
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if(ch == 14) return;
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if(ch == 15) return;
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if(ch == 0) return;
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if(ch == 1) return;
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if(ch == 2) return;
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if(ch == 3) return;
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// if(ch == 4) return;
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if(ch == 5) return;
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if(ch == 6) return;
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if(ch == 7) return;
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if(ch == 8) return;
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if(ch == 9) return;
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if(ch == 10) return;
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if(ch == 11) return;
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if(ch == 12) return;
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if(ch == 13) return;
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if(ch == 14) return;
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if(ch == 15) return;
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*/
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int a=0;
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for(a=0; a<MAX_VOICES; a++)
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{
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if(voices[a].ch == ch && voices[a].note == note)
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break;
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int a=0;
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for(a=0; a<MAX_VOICES; a++)
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{
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if(voices[a].ch == ch && voices[a].note == note)
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break;
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if(voices[a].isUsed==0)
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break;
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}
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if(a==MAX_VOICES-1)
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{
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printf("\nOVERFLOW: Too many voices playing at once. No more left");
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printf("\nVOICE DUMP: ");
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for(a=0; a<48; a++)
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printf("\n#%d Ch=%d Note=%d curRate=%d curOffset=%d curPoint=%d targetOffset=%d", a, voices[a].ch, voices[a].note, voices[a].curRate, voices[a].curOffset, voices[a].curPoint, voices[a].targetOffset);
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return; //None avaolable
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}
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voices[a].ch=ch;
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voices[a].note=note;
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voices[a].vol=vol;
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voices[a].cp=0;
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voices[a].state=STATE_ATTACK;
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// voices[a].pstate=STATE_ATTACK;
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voices[a].decay=255;
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if(voices[a].isUsed==0)
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break;
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}
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if(a==MAX_VOICES-1)
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{
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printf("\nOVERFLOW: Too many voices playing at once. No more left");
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printf("\nVOICE DUMP: ");
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for(a=0; a<48; a++)
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printf("\n#%d Ch=%d Note=%d curRate=%d curOffset=%d curPoint=%d targetOffset=%d", a, voices[a].ch, voices[a].note, voices[a].curRate, voices[a].curOffset, voices[a].curPoint, voices[a].targetOffset);
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return; /* None available */
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}
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voices[a].ch=ch;
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voices[a].note=note;
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voices[a].vol=vol;
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voices[a].cp=0;
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voices[a].state=STATE_ATTACK;
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voices[a].decay=255;
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voices[a].loopState=STATE_NONLOOPING;
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voices[a].loopDir = LOOPDIR_FORWARD;
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/*
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OKAY. Gt = Gus Table value
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rf = Root Frequency of wave
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SR = sound sampling rate
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sr = WAVE sampling rate
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*/
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voices[a].loopState=STATE_NONLOOPING;
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voices[a].loopDir = LOOPDIR_FORWARD;
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/*
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* OKAY. Gt = Gus Table value
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* rf = Root Frequency of wave
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* SR = sound sampling rate
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* sr = WAVE sampling rate
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*/
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if(ch!=9)
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{
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findDelta(&voices[a], ch, note);
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/* Turn it on */
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voices[a].isUsed=1;
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setPoint(&voices[a], 0);
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} else
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{
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if(drumSet[note]!=NULL)
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{
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if(note<35)
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printf("\nNOTE LESS THAN 35, AND A DRUM PATCH EXISTS FOR THIS? WHAT THE HELL?");
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/*
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unsigned int gt = gustable[note];
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unsigned int rf = wf->rootFreq;
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unsigned int SR = SAMPLE_RATE;
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unsigned int sr = wf->sampRate;
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voices[a].delta=((((gt<<10) / rf) * sr / SR));
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*/
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struct GWaveform * wf = drumSet[note]->waveforms[0];
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voices[a].wf=wf;
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voices[a].delta = (((gustable[note]<<10) / wf->rootFreq) * wf->sampRate / SAMPLE_RATE);
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if(wf->mode & 28)
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printf("\nWoah, a drum patch has a loop. Stripping the loop...");
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wf->mode = wf->mode & (255-28);
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/* Turn it on */
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voices[a].isUsed=1;
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setPoint(&voices[a], 0);
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if(ch!=9)
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{
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findDelta(&voices[a], ch, note);
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//Turn it on
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voices[a].isUsed=1;
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setPoint(&voices[a], 0);
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} else
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{
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if(drumSet[note]!=NULL)
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{
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if(note<35)
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printf("\nNOTE LESS THAN 35, AND A DRUM PATCH EXISTS FOR THIS? WHAT THE HELL?");
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struct GWaveform * wf = drumSet[note]->waveforms[0];
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voices[a].wf=wf;
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voices[a].delta = (((gustable[note]<<10) / wf->rootFreq) * wf->sampRate / SAMPLE_RATE);
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if(wf->mode & 28)
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printf("\nWoah, a drum patch has a loop. Stripping the loop...");
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wf->mode = wf->mode & (255-28);
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//Turn it on
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voices[a].isUsed=1;
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setPoint(&voices[a], 0);
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} else
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{
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printf("\nWarning: drum %d does not have a patch defined... Ignoring it", note);
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}
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}
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} else
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{
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printf("\nWarning: drum %d does not have a patch defined... Ignoring it", note);
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}
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}
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}
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void releaseNote(int ch, int note)
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{
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if(ch==9) // && note != 27 && note != 31 && note != 28)
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return;
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int a=0;
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for(a=0; a<MAX_VOICES; a++)
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{
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if(voices[a].ch == ch && voices[a].note == note)
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{
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if((voices[a].wf->mode & 28))
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{
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// voices[a].tmp=40;
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// voices[a].state = STATE_RELEASE; //Ramp down
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if(ch==9)
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return;
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// voices[a].state = STATE_RAMPDOWN; //Ramp down
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setPoint(&voices[a], 3);
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}
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}
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}
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int a=0;
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for(a=0; a<MAX_VOICES; a++)
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{
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if(voices[a].ch == ch && voices[a].note == note)
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{
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if((voices[a].wf->mode & 28))
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{
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setPoint(&voices[a], 3);
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}
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}
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}
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}
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void sendEvent(struct Event * ev)
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{
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// printf("\nEVENT S=%2x D1=%2x D2=%2x", ev->status, ev->d1, ev->d2);
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if( ((ev->status & 0xF0) == MIDI_CONTROL) && (ev->d1 == CTRL_VOLUME) )
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{
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setVol((ev->status & 0xF), ev->d2);
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return;
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}
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if( ((ev->status & 0xF0) == MIDI_CONTROL) && (ev->d1 == CTRL_VOLUME) )
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{
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setVol((ev->status & 0xF), ev->d2);
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return;
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}
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if( ((ev->status & 0xF0) == MIDI_CONTROL) && (ev->d1 == CTRL_PANNING))
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{
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setPan((ev->status & 0xF), ev->d2);
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return;
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}
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if( ((ev->status & 0xF0) == MIDI_CONTROL) && (ev->d1 == CTRL_PANNING))
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{
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setPan((ev->status & 0xF), ev->d2);
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return;
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}
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if(((ev->status & 0xF0) == MIDI_PITCHW))
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{
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setPW((ev->status & 0xF), ev->d2);
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return;
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}
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if(((ev->status & 0xF0) == MIDI_PITCHW))
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{
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setPW((ev->status & 0xF), ev->d2);
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return;
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}
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if(((ev->status & 0xF0) == MIDI_NOTE_ON) && (ev->d2 != 0))
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{
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pressNote(ev->status & 0x0F, ev->d1, ev->d2);
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return;
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}
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if(((ev->status & 0xF0) == MIDI_NOTE_ON) && (ev->d2 != 0))
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{
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pressNote(ev->status & 0x0F, ev->d1, ev->d2);
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return;
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}
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if(((ev->status & 0xF0) == MIDI_NOTE_ON) && (ev->d2 == 0)) //Release by vol=0
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{
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releaseNote(ev->status & 0x0F, ev->d1);
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return;
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}
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if(((ev->status & 0xF0) == MIDI_NOTE_ON) && (ev->d2 == 0)) /* Release by vol=0 */
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{
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releaseNote(ev->status & 0x0F, ev->d1);
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return;
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}
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if((ev->status & 0xF0) == MIDI_NOTE_OFF)
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{
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releaseNote(ev->status & 0x0F, ev->d1);
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return;
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}
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if((ev->status & 0xF0) == MIDI_NOTE_OFF)
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{
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releaseNote(ev->status & 0x0F, ev->d1);
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return;
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}
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if((ev->status & 0xF0) == MIDI_PRGM)
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{
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if((ev->status & 0x0F) == 9)
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printf("\nNOT PATCHING: Someone tried patching Channel 9 onto something?");
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else
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setPatch(ev->status & 0x0F, ev->d1);
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}
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if((ev->status & 0xF0) == MIDI_PRGM)
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{
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if((ev->status & 0x0F) == 9)
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printf("\nNOT PATCHING: Someone tried patching Channel 9 onto something?");
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else
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setPatch(ev->status & 0x0F, ev->d1);
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}
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}
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@ -259,61 +246,60 @@ void sendEvent(struct Event * ev)
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int tick(struct MIDIfile * mf)
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{
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if(mf==NULL)
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return 0;
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if(mf==NULL)
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return 0;
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int a=0;
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int tracksAdv=0;
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for(a=0; a<mf->numTracks; a++)
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{
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struct Track * tr = mf->tracks[a];
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int a=0;
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int tracksAdv=0;
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for(a=0; a<mf->numTracks; a++)
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{
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struct Track * tr = mf->tracks[a];
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if(tr == NULL)
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printf("\nNULL TRACK: %d", a);
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if(tr == NULL)
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printf("\nNULL TRACK: %d", a);
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//BIG DEBUG STATEMENT
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//printf("\nTrack %2d, Event = %4d of %4d, Delta = %5d, Next = %4d", a, tr->pos, tr->numEvents, tr->delta, getEvent(tr, tr->pos)->delta);
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//BIG DEBUG STATEMENT
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//printf("\nTrack %2d, Event = %4d of %4d, Delta = %5d, Next = %4d", a, tr->pos, tr->numEvents, tr->delta, getEvent(tr, tr->pos)->delta);
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if(tr != NULL && (tr->pos < tr->numEvents))
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{
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tr->delta++;
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tracksAdv++;
|
||||
while(getEvent(tr, tr->pos)->delta <= tr->delta)
|
||||
{
|
||||
// printf("\nDelta = %d", tr->delta);
|
||||
struct Event * e = getEvent(tr, tr->pos);
|
||||
if(tr != NULL && (tr->pos < tr->numEvents))
|
||||
{
|
||||
tr->delta++;
|
||||
tracksAdv++;
|
||||
while(getEvent(tr, tr->pos)->delta <= tr->delta)
|
||||
{
|
||||
struct Event * e = getEvent(tr, tr->pos);
|
||||
|
||||
if(e->status != 0xFF)
|
||||
{
|
||||
sendEvent(e);
|
||||
if(((e->status&0xF0) == MIDI_PRGM))
|
||||
{
|
||||
printf("\nPatch Event, patch[%d] ==> %d", e->status&0xF, e->d1);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
if(e->d1 == 0x51)
|
||||
{
|
||||
tempo = (((short)e->evData[0])<<16)|(((short)e->evData[1])<<8)|(e->evData[2]);
|
||||
printf("\nMeta-Event: Tempo Set = %d", tempo);
|
||||
bpm=mf->div*1000000/tempo;
|
||||
numberOfSamples=SAMPLE_RATE/bpm;
|
||||
if(e->status != 0xFF)
|
||||
{
|
||||
sendEvent(e);
|
||||
if(((e->status&0xF0) == MIDI_PRGM))
|
||||
{
|
||||
printf("\nPatch Event, patch[%d] ==> %d", e->status&0xF, e->d1);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
if(e->d1 == 0x51)
|
||||
{
|
||||
tempo = (((short)e->evData[0])<<16)|(((short)e->evData[1])<<8)|(e->evData[2]);
|
||||
printf("\nMeta-Event: Tempo Set = %d", tempo);
|
||||
bpm=mf->div*1000000/tempo;
|
||||
numberOfSamples=SAMPLE_RATE/bpm;
|
||||
|
||||
}
|
||||
}
|
||||
tr->delta = 0;
|
||||
tr->pos++;
|
||||
if(tr->pos>=(tr->numEvents-1))
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
tr->delta = 0;
|
||||
tr->pos++;
|
||||
if(tr->pos>=(tr->numEvents-1))
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if(tracksAdv != 0)
|
||||
return 1;
|
||||
else
|
||||
return 0;
|
||||
if(tracksAdv != 0)
|
||||
return 1;
|
||||
else
|
||||
return 0;
|
||||
}
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue