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AutomationEditor: add option for smooth lines and curves

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Besides discrete automation it's now possible to setup interpolation
modes such as linear and cubic-hermite.

Signed-off-by: Tobias Doerffel <tobias.doerffel@gmail.com>
This commit is contained in:
Joel Muzzerall
2014-01-08 00:04:18 +01:00
committed by Tobias Doerffel
parent ddad2da162
commit 6249b23f1f
8 changed files with 534 additions and 123 deletions
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33
src/gui/AutomationPatternView.cpp
View File

@@ -237,28 +237,39 @@ void AutomationPatternView::paintEvent( QPaintEvent * )
QLinearGradient lin2grad( 0, min, 0, max );
const QColor cl = QColor( 255, 224, 0 );
const QColor cd = QColor( 229, 158, 0 );
lin2grad.setColorAt( 1, cl );
lin2grad.setColorAt( 0, cd );
// TODO: skip this part for patterns or parts of the pattern that will
// not be on the screen
for( AutomationPattern::timeMap::const_iterator it =
m_pat->getTimeMap().begin();
it != m_pat->getTimeMap().end(); ++it )
{
const float x1 = x_base + it.key() * ppt /
if( it+1 == m_pat->getTimeMap().end() )
{
const float x1 = x_base + it.key() * ppt /
midiTime::ticksPerTact();
float x2;
if( it+1 != m_pat->getTimeMap().end() )
{
x2 = x_base + (it+1).key() * ppt /
midiTime::ticksPerTact() + 1;
const float x2 = (float)( width() - TCO_BORDER_WIDTH );
p.fillRect( QRectF( x1, 0.0f, x2-x1, it.value() ),
lin2grad );
break;
}
else
float *values = m_pat->valuesAfter( it.key() );
for( int i = it.key(); i < (it+1).key(); i++ )
{
x2 = (float)( width() - TCO_BORDER_WIDTH );
float value = values[i - it.key()];
const float x1 = x_base + i * ppt /
midiTime::ticksPerTact();
const float x2 = x_base + (i+1) * ppt /
midiTime::ticksPerTact();
p.fillRect( QRectF( x1, 0.0f, x2-x1, value ),
lin2grad );
}
p.fillRect( QRectF( x1, 0.0f, x2-x1, it.value() ),
lin2grad );
delete [] values;
}
p.resetMatrix();