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fixed basic envelope

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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@443 0778d3d1-df1d-0410-868b-ea421aaaa00d
This commit is contained in:
Tobias Doerffel
2006-12-20 02:23:43 +00:00
parent 5d900c7a99
commit e722f609e0
2 changed files with 9 additions and 5 deletions
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3
ChangeLog
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@@ -1,5 +1,8 @@
2006-12-20 Tobias Doerffel <tobydox/at/users/dot/sourceforge/dot/net>
* src/tracks/instrument_track.cpp:
fixed basic envelope
* plugins/kicker/kicker.h:
* plugins/kicker/kicker.cpp:
* plugins/kicker/logo.png:

11
src/tracks/instrument_track.cpp
View File

@@ -575,18 +575,19 @@ void instrumentTrack::processAudioBuffer( sampleFrame * _buf,
{
m_envWidget->processAudioBuffer( _buf, _frames, _n );
v_scale *= ( (float) _n->getVolume() / DEFAULT_VOLUME );
const fpab_t ENV_FRAMES = 32;
const fpab_t ENV_FRAMES = 10;
if( _n->totalFramesPlayed() == 0 )
{
// very basic envelope for not having clicks at the
// beginning
for( fpab_t i = 0; i < tMin<fpab_t>( _frames,
ENV_FRAMES ); ++i )
const fpab_t frames = tMin<fpab_t>( _frames,
ENV_FRAMES );
for( fpab_t i = 0; i < frames; ++i )
{
for( ch_cnt_t ch = 0; ch < DEFAULT_CHANNELS;
++ch )
{
_buf[i][ch] *= (float) i / ENV_FRAMES;
_buf[i][ch] *= (float) i / frames;
}
}
}
@@ -607,7 +608,7 @@ void instrumentTrack::processAudioBuffer( sampleFrame * _buf,
for( ch_cnt_t ch = 0; ch < DEFAULT_CHANNELS;
++ch )
{
_buf[i][ch] *= (float) ( _frames - i ) /
_buf[i][ch] *= (float) ( _frames-i-1 ) /
ENV_FRAMES;
}
}