daniel/QTeletextMaker
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Use proper composition mode when copying lines to flash buffers

Browse Source
This commit is contained in:
G.K.MacGregor
2023-05-14 17:39:08 +01:00
parent 955a1262e9
commit ed821bde45
1 changed files with 5 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

20
render.cpp
View File

@@ -295,9 +295,7 @@ void TeletextPageRender::renderRow(int r, int ph, bool force)
// the flashing cells in those buffers
if (rowRefreshed && m_flashBuffersHz > 0) {
pixmapPainter.begin(m_pagePixmap[3]);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Clear);
pixmapPainter.eraseRect(0, r*10, 864, 10);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_SourceOver);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Source);
pixmapPainter.drawPixmap(0, r*10, *m_pagePixmap[0], 0, r*10, 864, 10);
pixmapPainter.end();
@@ -305,27 +303,19 @@ void TeletextPageRender::renderRow(int r, int ph, bool force)
if (m_flashBuffersHz == 2) {
pixmapPainter.begin(m_pagePixmap[1]);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Clear);
pixmapPainter.eraseRect(0, r*10, 864, 10);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_SourceOver);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Source);
pixmapPainter.drawPixmap(0, r*10, *m_pagePixmap[0], 0, r*10, 864, 10);
pixmapPainter.end();
pixmapPainter.begin(m_pagePixmap[2]);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Clear);
pixmapPainter.eraseRect(0, r*10, 864, 10);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_SourceOver);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Source);
pixmapPainter.drawPixmap(0, r*10, *m_pagePixmap[0], 0, r*10, 864, 10);
pixmapPainter.end();
pixmapPainter.begin(m_pagePixmap[4]);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Clear);
pixmapPainter.eraseRect(0, r*10, 864, 10);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_SourceOver);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Source);
pixmapPainter.drawPixmap(0, r*10, *m_pagePixmap[3], 0, r*10, 864, 10);
pixmapPainter.end();
pixmapPainter.begin(m_pagePixmap[5]);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Clear);
pixmapPainter.eraseRect(0, r*10, 864, 10);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_SourceOver);
pixmapPainter.setCompositionMode(QPainter::CompositionMode_Source);
pixmapPainter.drawPixmap(0, r*10, *m_pagePixmap[3], 0, r*10, 864, 10);
pixmapPainter.end();