void KisOpenGL::initialize()
{
#ifdef HAVE_OPENGL
dbgUI << "OpenGL: initializing";
KisConfig cfg;
QSurfaceFormat format;
format.setProfile(QSurfaceFormat::CompatibilityProfile);
format.setOptions(QSurfaceFormat::DeprecatedFunctions);
format.setDepthBufferSize(24);
format.setStencilBufferSize(8);
format.setVersion(3, 2);
// if (cfg.disableDoubleBuffering()) {
if (false) {
format.setSwapBehavior(QSurfaceFormat::SingleBuffer);
}
else {
format.setSwapBehavior(QSurfaceFormat::DoubleBuffer);
}
format.setSwapInterval(0); // Disable vertical refresh syncing
QSurfaceFormat::setDefaultFormat(format);
#endif
}
RenderWidget::RenderWidget(QWidget *parent) :
QOpenGLWidget(parent),
renderFunctions(nullptr),
render(nullptr),
quad(nullptr),
quadShader(nullptr),
openglDebugLogger(nullptr),
captureMouse(false),
onlyShowTexture(false),
textureDisplayed(color)
{
// Widget config
setUpdateBehavior(QOpenGLWidget::NoPartialUpdate);
setFocusPolicy(Qt::ClickFocus);
// Update Timer config
connect(&updateTimer, SIGNAL(timeout()), this, SLOT(update()));
startUpdateLoop();
// Open GL Context config
QSurfaceFormat f;
f.setRenderableType(QSurfaceFormat::OpenGL);
f.setMajorVersion(4);
f.setMinorVersion(5);
f.setProfile(QSurfaceFormat::CoreProfile);
f.setOptions(QSurfaceFormat::DebugContext | f.options());
setFormat(f);
}
void KisOpenGL::setDefaultFormat()
{
QSurfaceFormat format;
#ifdef Q_OS_MAC
// format.setProfile(QSurfaceFormat::CoreProfile);
// format.setOptions(QSurfaceFormat::DeprecatedFunctions);
format.setVersion(2, 1);
#else
format.setProfile(QSurfaceFormat::CompatibilityProfile);
format.setOptions(QSurfaceFormat::DeprecatedFunctions);
format.setVersion(3, 0);
#endif
format.setDepthBufferSize(24);
format.setStencilBufferSize(8);
format.setSwapBehavior(QSurfaceFormat::DoubleBuffer);
KisConfig cfg;
if (cfg.disableVSync()) {
format.setSwapInterval(0); // Disable vertical refresh syncing
}
QSurfaceFormat::setDefaultFormat(format);
}
