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Default to OpenGL 3.3 context on Mac, as we otherwise get 2.1

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This commit is contained in:
Jon Beniston 2022-06-19 22:09:37 +01:00
parent 72dfe95a5b
commit 3335dd7cc0
1 changed files with 15 additions and 4 deletions
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19
app/main.cpp
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@ -22,6 +22,8 @@
#include <QStyleFactory>
#include <QFontDatabase>
#include <QSysInfo>
#include <QGLFormat>
#include <QSurfaceFormat>
#include "loggerwithfile.h"
#include "mainwindow.h"
@ -134,10 +136,19 @@ static int runQtApplication(int argc, char* argv[], qtwebapp::LoggerWithFile *lo
int main(int argc, char* argv[])
{
#ifdef __APPLE__
// Enable WebGL in QtWebEngine when OpenGL is only version 2.1 (Needed for 3D Map)
// This can be removed when we eventually request a 4.1 OpenGL context
// This needs to be executed before any other Qt code
qputenv("QTWEBENGINE_CHROMIUM_FLAGS", "--ignore-gpu-blacklist");
// Request OpenGL 3.3 context, needed for glspectrum and 3D Map feature
// Note that Mac only supports CoreProfile, so any deprecated OpenGL 2 features
// will not work. Because of this, we have two versions of the shaders:
// OpenGL 2 versions for compatiblity with older drivers and OpenGL 3.3
// versions for newer drivers
QGLFormat fmt;
fmt.setVersion(3, 3);
fmt.setProfile(QGLFormat::CoreProfile);
QGLFormat::setDefaultFormat(fmt);
QSurfaceFormat sfc;
sfc.setVersion(3, 3);
sfc.setProfile(QSurfaceFormat::CoreProfile);
QSurfaceFormat::setDefaultFormat(sfc);
#endif
qtwebapp::LoggerWithFile *logger = new qtwebapp::LoggerWithFile(qApp);