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gl: update viewport when widget parent changed #732

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wang-bin
2016-10-21 18:18:02 +08:00
parent 0364c4dbb2
commit 33692509a4
3 changed files with 11 additions and 4 deletions
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src/output/video/OpenGLWindowRenderer.cpp
+5
View File
@@ -68,4 +68,9 @@ void OpenGLWindowRenderer::resizeEvent(QResizeEvent *e)
QOpenGLWindow::resizeEvent(e); //will call resizeGL(). TODO:will call paintEvent()?
}
void OpenGLWindowRenderer::showEvent(QShowEvent *)
{
onShowEvent();
resizeGL(width(), height());
}
} //namespace QtAV
widgets/GLWidgetRenderer2.cpp
+1 -1
View File
@@ -92,6 +92,6 @@ void GLWidgetRenderer2::resizeEvent(QResizeEvent *e)
void GLWidgetRenderer2::showEvent(QShowEvent *)
{
onShowEvent();
resizeGL(width(), height());
}
} //namespace QtAV
widgets/OpenGLWidgetRenderer.cpp
+5 -3
View File
@@ -62,6 +62,8 @@ void OpenGLWidgetRenderer::resizeGL(int w, int h)
{
// QGLWidget uses window()->windowHandle()->devicePixelRatio() for resizeGL(), while QOpenGLWidget does not, so scale here
#if QT_VERSION >= QT_VERSION_CHECK(5, 5, 0)
if (!context())
return;
const qreal dpr = context()->screen()->devicePixelRatio();
#elif QT_VERSION >= QT_VERSION_CHECK(5, 1, 0)
// qApp->devicePixelRatio() is global, window()->windowHandle()->devicePixelRatio() depends on screen, check window() and windowHandle() is required.
@@ -79,9 +81,9 @@ void OpenGLWidgetRenderer::resizeEvent(QResizeEvent *e)
QOpenGLWidget::resizeEvent(e); //will call resizeGL(). TODO:will call paintEvent()?
}
void OpenGLWidgetRenderer::showEvent(QShowEvent *)
void OpenGLWidgetRenderer::showEvent(QShowEvent *e)
{
onShowEvent();
onShowEvent(); // TODO: onShowEvent(w, h)?
resizeGL(width(), height());
}
} //namespace QtAV