SampleRecordHandle: Apply start offset to reocrded TCO.

Reflexe · PhysSong · commit 649b65b0781d · 2020-11-21T11:58:15.000+09:00
Previously, begining record in any position would result the data being in the end of the TCO. @see LMMS#3947 (comment) Thanks to @-BaraMGB :)
diff --git a/src/core/SampleRecordHandle.cpp b/src/core/SampleRecordHandle.cpp
@@ -50,9 +50,15 @@ SampleRecordHandle::~SampleRecordHandle()
 {
 	if( !m_buffers.empty() )
 	{
+		auto sampleStart = m_tco->sampleBuffer ()->startFrame ();
+
 		SampleBuffer* sb;
 		createSampleBuffer( &sb );
 		m_tco->setSampleBuffer( sb );
+
+		// Apply the sample buffer offset from the start of the TCO.
+		MidiTime startTimeOffset = (tick_t)( sampleStart / Engine::framesPerTick());
+		m_tco->setStartTimeOffset (startTimeOffset);
 	}
 	
 	while( !m_buffers.empty() )

Original file line number	Diff line number	Diff line change
`@@ -50,9 +50,15 @@ SampleRecordHandle::~SampleRecordHandle()`
`50`	`50`	`{`
`51`	`51`	`if( !m_buffers.empty() )`
`52`	`52`	`{`
	`53`	`+ auto sampleStart = m_tco->sampleBuffer ()->startFrame ();`
	`54`	`+`
`53`	`55`	`SampleBuffer* sb;`
`54`	`56`	`createSampleBuffer( &sb );`
`55`	`57`	`m_tco->setSampleBuffer( sb );`
	`58`	`+`
	`59`	`+ // Apply the sample buffer offset from the start of the TCO.`
	`60`	`+ MidiTime startTimeOffset = (tick_t)( sampleStart / Engine::framesPerTick());`
	`61`	`+ m_tco->setStartTimeOffset (startTimeOffset);`
`56`	`62`	`}`
`57`	`63`
`58`	`64`	`while( !m_buffers.empty() )`