overlay now compatible with swap content

dipsywong98 · Feb 28, 2019 · 975fe3c · 975fe3c
1 parent 1aeb571
commit 975fe3c
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Showing 2 changed files with 7 additions and 0 deletions.
diff --git a/ImpressionistDoc.cpp b/ImpressionistDoc.cpp
@@ -140,6 +140,7 @@ void ImpressionistDoc::swapContent()
 	m_ucPainting = m_ucBitmap;
 	m_ucBitmap = temp;
 	m_ucOriginal = temp;
+	memcpy(m_ucBackup, m_ucPainting, m_nWidth*m_nHeight * 3);
 	m_pUI->m_origView->refresh();
 	m_pUI->m_paintView->refresh();
 }

diff --git a/PaintView.cpp b/PaintView.cpp
@@ -224,6 +224,12 @@ void PaintView::draw()
 
 
 	VideoProcessor::continueWriteStream();
+	glFlush();
+	if(m_pDoc->m_ucPainting && m_pDoc->m_ucBackup)
+	{
+
+	memcpy(m_pDoc->m_ucPainting, m_pDoc->m_ucBackup, drawWidth*drawHeight * 3);
+	}
 }
 
 void PaintView::prepareAutoFill()