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#include "qt_tstfrm/test_main_loop.hpp"
#include <QtCore/QTimer>
#include <QtWidgets/QApplication>
#include <QtWidgets/QWidget>
#include <QtGui/QOffscreenSurface>
#include <QtGui/QOpenGLContext>
#include "base/scope_guard.hpp"
#include <cstring>
#include <memory>
#include <vector>
namespace
{
class MyWidget : public QWidget
{
public:
explicit MyWidget(RenderFunction && fn)
: m_fn(std::move(fn))
{}
protected:
void paintEvent(QPaintEvent * e) override
{
m_fn(this);
}
private:
RenderFunction m_fn;
};
} // namespace
void RunTestLoop(char const * testName, RenderFunction && fn, bool autoExit)
{
std::vector<char> buf(strlen(testName) + 1);
strcpy(buf.data(), testName);
char * raw = buf.data();
int argc = 1;
QApplication app(argc, &raw);
if (autoExit)
QTimer::singleShot(3000, &app, SLOT(quit()));
auto widget = std::make_unique<MyWidget>(std::move(fn));
widget->setWindowTitle(testName);
widget->show();
app.exec();
}
void RunTestInOpenGLOffscreenEnvironment(char const * testName, bool apiOpenGLES3,
TestFunction const & fn)
{
std::vector<char> buf(strlen(testName) + 1);
strcpy(buf.data(), testName);
char * raw = buf.data();
int argc = 1;
QApplication app(argc, &raw);
QSurfaceFormat fmt;
fmt.setAlphaBufferSize(8);
fmt.setBlueBufferSize(8);
fmt.setGreenBufferSize(8);
fmt.setRedBufferSize(8);
fmt.setStencilBufferSize(0);
fmt.setSamples(0);
fmt.setSwapBehavior(QSurfaceFormat::DoubleBuffer);
fmt.setSwapInterval(1);
fmt.setDepthBufferSize(16);
if (apiOpenGLES3)
{
fmt.setProfile(QSurfaceFormat::CoreProfile);
fmt.setVersion(3, 2);
}
else
{
fmt.setProfile(QSurfaceFormat::CompatibilityProfile);
fmt.setVersion(2, 1);
}
auto surface = std::make_unique<QOffscreenSurface>();
surface->setFormat(fmt);
surface->create();
auto context = std::make_unique<QOpenGLContext>();
context->setFormat(fmt);
context->create();
context->makeCurrent(surface.get());
if (fn)
fn(apiOpenGLES3);
context->doneCurrent();
surface->destroy();
QTimer::singleShot(0, &app, SLOT(quit()));
app.exec();
}
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