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proper visualization with small period-sizes

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git-svn-id: https://lmms.svn.sf.net/svnroot/lmms/trunk/lmms@511 0778d3d1-df1d-0410-868b-ea421aaaa00d
This commit is contained in:
Tobias Doerffel
2007-08-04 13:31:09 +00:00
parent be3a1e589d
commit e1714d3ebd
1 changed files with 5 additions and 4 deletions
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9
src/widgets/visualization_widget.cpp
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@@ -170,17 +170,18 @@ void visualizationWidget::paintEvent( QPaintEvent * )
p.setPen( QColor( 255, 64, 64 ) );
}
const int xd = w / frames;
// now draw all that stuff
for( fpp_t frame = 0; frame < frames; ++frame )
{
for( Uint8 chnl = 0; chnl < DEFAULT_CHANNELS; ++chnl )
for( ch_cnt_t ch = 0; ch < DEFAULT_CHANNELS; ++ch )
{
Uint16 cur_y = y_base +
(Uint16)( m_buffer[frame][chnl] *
(Uint16)( m_buffer[frame][ch] *
half_h );
Uint16 xp = x_base + frame * w / frames;
p.drawLine( xp, old_y[chnl], xp, cur_y );
old_y[chnl] = cur_y;
p.drawLine( xp, old_y[ch], xp+xd, cur_y );
old_y[ch] = cur_y;
}
}