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added an option for choosing between OpenGL/Angle at building time

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This commit is contained in:
Luis Ángel San Martín
2015-06-09 19:19:04 +02:00
parent 0461509765
commit ba8892f344
8 changed files with 113 additions and 41 deletions
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57
common/opengl_checker.cpp
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@ -3,42 +3,67 @@
#include "QsLog.h"
OpenGLChecker::OpenGLChecker()
{
}
bool OpenGLChecker::hasCompatibleOpenGLVersion()
:compatibleOpenGLVersion(true)
{
QOpenGLContext * openGLContext = new QOpenGLContext();
openGLContext->create();
if(!openGLContext->isValid())
return false;
{
compatibleOpenGLVersion = false;
description = "unable to create QOpenGLContext";
}
QSurfaceFormat format = openGLContext->format();
int majorVersion = format.majorVersion();
int minorVersion = format.minorVersion();
QString type;
switch (format.renderableType()) {
case QSurfaceFormat::OpenGL:
type = "desktop";
break;
case QSurfaceFormat::OpenGLES:
type = "OpenGL ES";
break;
case QSurfaceFormat::OpenVG:
type = "OpenVG";
default: case QSurfaceFormat::DefaultRenderableType:
type = "unknown";
break;
}
delete openGLContext;
QLOG_INFO() << QString("OpenGL version %1.%2").arg(majorVersion).arg(minorVersion);
description = QString("%1.%2 %3").arg(majorVersion).arg(minorVersion).arg(type);
if(format.renderableType() != QSurfaceFormat::OpenGL) //Desktop OpenGL
return false;
compatibleOpenGLVersion = false;
#ifdef Q_OS_WIN //TODO check Qt version, and set this values depending on the use of QOpenGLWidget or QGLWidget
int majorTargetVersion = 1;
int minorTargetVersion = 5;
static const int majorTargetVersion = 1;
static const int minorTargetVersion = 4;
#else
int majorTargetVersion = 2;
int minorTargetVersion = 1;
static const int majorTargetVersion = 2;
static const int minorTargetVersion = 0;
#endif
if(majorVersion < majorTargetVersion)
return false;
compatibleOpenGLVersion = false;
if(majorVersion == majorTargetVersion && minorVersion < minorTargetVersion)
return false;
return true;
compatibleOpenGLVersion = false;
}
QString OpenGLChecker::textVersionDescription()
{
return description;
}
bool OpenGLChecker::hasCompatibleOpenGLVersion()
{
return compatibleOpenGLVersion;
}