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Fix error/warning, change pitch bend to 9 bits

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@7288 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Stepan Moskovchenko 2005-08-07 22:20:40 +00:00
parent 4a271b6bc9
commit fb3e9a4073
4 changed files with 18 additions and 13 deletions
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12
apps/plugins/midi/synth.c
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@ -67,7 +67,7 @@ int initSynth(struct MIDIfile * mf, char * filename, char * drumConfig)
chPanLeft[a]=64; /* Center */
chPanRight[a]=64; /* Center */
chPat[a]=0; /* Ac Gr Piano */
chPW[a]=64; /* .. not .. bent ? */
chPW[a]=256; /* .. not .. bent ? */
}
for(a=0; a<128; a++)
{
@ -281,7 +281,7 @@ inline signed short int synthVoice(void)
so->cp += so->delta;
}
cpShifted = so->cp >> 10;
cpShifted = so->cp >> 10; //Was 10
if( (cpShifted > (wf->numSamples) && (so->state != STATE_RAMPDOWN)))
{
@ -295,7 +295,7 @@ inline signed short int synthVoice(void)
{
if(wf->mode & LOOP_REVERSE)
{
so->cp = (wf->endLoop)<<10;
so->cp = (wf->endLoop)<<10; //Was 10
cpShifted = wf->endLoop;
s2=getSample((cpShifted));
} else
@ -310,7 +310,7 @@ inline signed short int synthVoice(void)
so->loopState = STATE_LOOPING;
if((wf->mode & (24)) == 0)
{
so->cp = (wf->startLoop)<<10;
so->cp = (wf->startLoop)<<10; //Was 10
cpShifted = wf->startLoop;
s2=getSample((cpShifted));
} else
@ -321,8 +321,8 @@ inline signed short int synthVoice(void)
}
/* Better, working, linear interpolation */
s1=getSample((cpShifted));
s = s1 + ((signed)((s2 - s1) * (so->cp & 1023))>>10);
s1=getSample((cpShifted)); //\|/ Was 1023)) >> 10
s = s1 + ((signed)((s2 - s1) * (so->cp & 1023))>>10); //Was 10
/* ADSR COMMENT WOULD GO FROM HERE.........*/