actualFramebufferSize

src/core/view/qglview.cpp

@@ -160,7 +160,7 @@ void QGLView::timerEvent(QTimerEvent *) {
 
 void QGLView::render() {
 	QSize render_size = pixelSize();
-	if (framebuffer_size.isValid()) render_size = framebuffer_size;
+	if (!framebuffer_size.isEmpty()) render_size = framebuffer_size;
 	resizeGL(render_size.width(), render_size.height());
 	emit glBeginPaint();
 	QSizeF fbo_sz                       = renderer_.fbo_ds.size();
@@ -302,3 +302,10 @@ QSize QGLView::shadowMapSize() const {
 QSize QGLView::textureMapSize() const {
 	return renderer_.maps_size;
 }
+
+
+QSize QGLView::actualFramebufferSize() const {
+	QSize render_size = pixelSize();
+	if (!framebuffer_size.isEmpty()) render_size = framebuffer_size;
+	return render_size;
+}

src/core/view/qglview.h

@@ -173,6 +173,7 @@ public:
 	void setFramebufferSize(QSize sz) { framebuffer_size = sz; }
 	void resetFramebufferSize() { framebuffer_size = QSize(); }
 	QSize framebufferSize() const { return framebuffer_size; }
+	QSize actualFramebufferSize() const;
 
 	int softShadowsSamples() const { return soft_shadows_samples; }
 	void setSoftShadowsSamples(int s) { soft_shadows_samples = s; }