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Retains the default window background colour until a machine is running.

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This commit is contained in:
Thomas Harte 2020-06-17 23:16:29 -04:00
parent 8c35fe1062
commit ee659095c2
1 changed files with 3 additions and 11 deletions
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14
OSBindings/Qt/scantargetwidget.cpp
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@ -10,11 +10,12 @@ ScanTargetWidget::ScanTargetWidget(QWidget *parent) : QOpenGLWidget(parent) {}
ScanTargetWidget::~ScanTargetWidget() {}
void ScanTargetWidget::initializeGL() {
glClearColor(0.5, 0.5, 1.0, 1.0);
// Retain the default background colour.
const QColor backgroundColour = palette().color(QWidget::backgroundRole());
glClearColor(backgroundColour.redF(), backgroundColour.greenF(), backgroundColour.blueF(), 1.0);
// Follow each swapped frame with an additional update.
connect(this, &QOpenGLWidget::frameSwapped, this, &ScanTargetWidget::vsync);
// qDebug() << "share context: " << bool(context()->shareGroup());
}
void ScanTargetWidget::paintGL() {
@ -24,15 +25,6 @@ void ScanTargetWidget::paintGL() {
scanTarget->update(width(), height());
scanTarget->draw(width(), height());
vsync_predictor_.end_redraw();
// static int64_t start = 0;
// static int frames = 0;
// if(!start) start = Time::nanos_now();
// else {
// ++frames;
// const int64_t now = Time::nanos_now();
// qDebug() << double(frames) * 1e9 / double(now - start);
// }
}
}