本文整理汇总了C++中QSurfaceFormat::renderableType方法的典型用法代码示例。如果您正苦于以下问题:C++ QSurfaceFormat::renderableType方法的具体用法?C++ QSurfaceFormat::renderableType怎么用?C++ QSurfaceFormat::renderableType使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QSurfaceFormat
的用法示例。
在下文中一共展示了QSurfaceFormat::renderableType方法的6个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: q_glFormatFromConfig
QSurfaceFormat q_glFormatFromConfig(EGLDisplay display, const EGLConfig config, const QSurfaceFormat &referenceFormat)
{
QSurfaceFormat format;
EGLint redSize = 0;
EGLint greenSize = 0;
EGLint blueSize = 0;
EGLint alphaSize = 0;
EGLint depthSize = 0;
EGLint stencilSize = 0;
EGLint sampleCount = 0;
EGLint renderableType = 0;
eglGetConfigAttrib(display, config, EGL_RED_SIZE, &redSize);
eglGetConfigAttrib(display, config, EGL_GREEN_SIZE, &greenSize);
eglGetConfigAttrib(display, config, EGL_BLUE_SIZE, &blueSize);
eglGetConfigAttrib(display, config, EGL_ALPHA_SIZE, &alphaSize);
eglGetConfigAttrib(display, config, EGL_DEPTH_SIZE, &depthSize);
eglGetConfigAttrib(display, config, EGL_STENCIL_SIZE, &stencilSize);
eglGetConfigAttrib(display, config, EGL_SAMPLES, &sampleCount);
eglGetConfigAttrib(display, config, EGL_RENDERABLE_TYPE, &renderableType);
if (referenceFormat.renderableType() == QSurfaceFormat::OpenVG && (renderableType & EGL_OPENVG_BIT))
format.setRenderableType(QSurfaceFormat::OpenVG);
#ifdef EGL_VERSION_1_4
else if (referenceFormat.renderableType() == QSurfaceFormat::OpenGL
&& (renderableType & EGL_OPENGL_BIT))
format.setRenderableType(QSurfaceFormat::OpenGL);
else if (referenceFormat.renderableType() == QSurfaceFormat::DefaultRenderableType
#ifndef QT_NO_OPENGL
&& QOpenGLContext::openGLModuleType() == QOpenGLContext::LibGL
#endif
&& (renderableType & EGL_OPENGL_BIT))
format.setRenderableType(QSurfaceFormat::OpenGL);
#endif
else
format.setRenderableType(QSurfaceFormat::OpenGLES);
format.setRedBufferSize(redSize);
format.setGreenBufferSize(greenSize);
format.setBlueBufferSize(blueSize);
format.setAlphaBufferSize(alphaSize);
format.setDepthBufferSize(depthSize);
format.setStencilBufferSize(stencilSize);
format.setSamples(sampleCount);
format.setStereo(false); // EGL doesn't support stereo buffers
format.setSwapInterval(referenceFormat.swapInterval());
// Clear the EGL error state because some of the above may
// have errored out because the attribute is not applicable
// to the surface type. Such errors don't matter.
eglGetError();
return format;
}
示例2: printFormat
void Widget::printFormat(const QSurfaceFormat &format)
{
m_output->append(tr("OpenGL version: %1.%2").arg(format.majorVersion()).arg(format.minorVersion()));
for (size_t i = 0; i < sizeof(profiles) / sizeof(Profile); ++i)
if (profiles[i].profile == format.profile()) {
m_output->append(tr("Profile: %1").arg(QString::fromLatin1(profiles[i].str)));
break;
}
QString opts;
for (size_t i = 0; i < sizeof(options) / sizeof(Option); ++i)
if (format.testOption(options[i].option))
opts += QString::fromLatin1(options[i].str) + QLatin1Char(' ');
m_output->append(tr("Options: %1").arg(opts));
for (size_t i = 0; i < sizeof(renderables) / sizeof(Renderable); ++i)
if (renderables[i].renderable == format.renderableType()) {
m_output->append(tr("Renderable type: %1").arg(QString::fromLatin1(renderables[i].str)));
break;
}
m_output->append(tr("Depth buffer size: %1").arg(QString::number(format.depthBufferSize())));
m_output->append(tr("Stencil buffer size: %1").arg(QString::number(format.stencilBufferSize())));
m_output->append(tr("Samples: %1").arg(QString::number(format.samples())));
m_output->append(tr("Red buffer size: %1").arg(QString::number(format.redBufferSize())));
m_output->append(tr("Green buffer size: %1").arg(QString::number(format.greenBufferSize())));
m_output->append(tr("Blue buffer size: %1").arg(QString::number(format.blueBufferSize())));
m_output->append(tr("Alpha buffer size: %1").arg(QString::number(format.alphaBufferSize())));
m_output->append(tr("Swap interval: %1").arg(QString::number(format.swapInterval())));
}
示例3: qMakePair
bool QOpenGLFunctions_ES2::isContextCompatible(QOpenGLContext *context)
{
Q_ASSERT(context);
QSurfaceFormat f = context->format();
const QPair<int, int> v = qMakePair(f.majorVersion(), f.minorVersion());
if (v < qMakePair(2, 0))
return false;
if (f.renderableType() != QSurfaceFormat::OpenGLES)
return false;
return true;
}
示例4: testProperties
void tst_QQuickOpenGLInfo::testProperties()
{
QQuickView view;
view.setSource(testFileUrl("basic.qml"));
view.show();
QVERIFY(QTest::qWaitForWindowExposed(&view));
QSignalSpy spy(&view, SIGNAL(sceneGraphInitialized()));
spy.wait();
QVERIFY(view.openglContext());
QSurfaceFormat format = view.openglContext()->format();
QObject* obj = view.rootObject();
QVERIFY(obj);
QCOMPARE(obj->property("majorVersion").toInt(), format.majorVersion());
QCOMPARE(obj->property("minorVersion").toInt(), format.minorVersion());
QCOMPARE(obj->property("profile").toInt(), static_cast<int>(format.profile()));
QCOMPARE(obj->property("renderableType").toInt(), static_cast<int>(format.renderableType()));
}
示例5: displayString
//.........这里部分代码省略.........
}
if (value.userType() == qMetaTypeId<QPainterPath>()) {
const QPainterPath path = value.value<QPainterPath>();
if (path.isEmpty()) {
return QObject::tr("<empty>");
}
return QObject::tr("<%1 elements>").arg(path.elementCount());
}
if (value.userType() == qMetaTypeId<QMargins>()) {
const QMargins margins = value.value<QMargins>();
return QObject::tr("left: %1, top: %2, right: %3, bottom: %4")
.arg(margins.left()).arg(margins.top())
.arg(margins.right()).arg(margins.bottom());
}
if (value.canConvert<QObject*>()) {
return Util::displayString(value.value<QObject*>());
}
#if QT_VERSION >= QT_VERSION_CHECK(5, 0, 0)
if (value.userType() == qMetaTypeId<QSet<QByteArray> >()) {
const QSet<QByteArray> set = value.value<QSet<QByteArray> >();
QStringList l;
foreach (const QByteArray &b, set)
l.push_back(QString::fromUtf8(b));
return l.join(", ");
}
if (value.userType() == qMetaTypeId<QSurfaceFormat>()) {
const QSurfaceFormat format = value.value<QSurfaceFormat>();
QString s;
switch (format.renderableType()) {
case QSurfaceFormat::DefaultRenderableType: s += "Default"; break;
case QSurfaceFormat::OpenGL: s += "OpenGL"; break;
case QSurfaceFormat::OpenGLES: s += "OpenGL ES"; break;
case QSurfaceFormat::OpenVG: s += "OpenVG"; break;
}
s += " (" + QString::number(format.majorVersion()) + "." + QString::number(format.minorVersion());
switch (format.profile()) {
case QSurfaceFormat::CoreProfile: s += " core"; break;
case QSurfaceFormat::CompatibilityProfile: s += " compat"; break;
case QSurfaceFormat::NoProfile: break;
}
s += ")";
s += " RGBA: " + QString::number(format.redBufferSize()) + "/" + QString::number(format.greenBufferSize())
+ "/" + QString::number(format.blueBufferSize()) + "/" + QString::number(format.alphaBufferSize());
s += " Depth: " + QString::number(format.depthBufferSize());
s += " Stencil: " + QString::number(format.stencilBufferSize());
s += " Buffer: ";
switch (format.swapBehavior()) {
case QSurfaceFormat::DefaultSwapBehavior: s += "default"; break;
case QSurfaceFormat::SingleBuffer: s += "single"; break;
case QSurfaceFormat::DoubleBuffer: s += "double"; break;
case QSurfaceFormat::TripleBuffer: s += "triple"; break;
default: s += "unknown";
}
return s;
}
示例6: doRendering
void HsQMLCanvasBackEnd::doRendering()
{
if (!mGL) {
mGL = mWindow->openglContext();
QObject::connect(
mGL, SIGNAL(aboutToBeDestroyed()), this, SLOT(doCleanup()));
HsQMLGLCanvasType ctype;
QSurfaceFormat format = mGL->format();
switch (format.renderableType()) {
case QSurfaceFormat::OpenGL: ctype = HSQML_GL_DESKTOP; break;
case QSurfaceFormat::OpenGLES: ctype = HSQML_GL_ES; break;
default: setStatus(HsQMLCanvas::BadConfig); return;
}
mGLViewportFn = reinterpret_cast<GLViewportFn>(
mGL->getProcAddress("glViewport"));
mGLClearColorFn = reinterpret_cast<GLClearColorFn>(
mGL->getProcAddress("glClearColor"));
mGLClearFn = reinterpret_cast<GLClearFn>(
mGL->getProcAddress("glClear"));
if (!mGLViewportFn || !mGLClearColorFn || !mGLClearFn) {
setStatus(HsQMLCanvas::BadProcs);
return;
}
mGLCallbacks->mSetupCb(
ctype, format.majorVersion(), format.minorVersion());
}
// Reset OpenGL state before rendering
#if QT_VERSION >= 0x050200
mWindow->resetOpenGLState();
#else
#warning Resetting OpenGL state requires Qt 5.2 or later
#endif
// Clear window if painting below the scenegraph
if (mWinInfo.needsBelowClear()) {
QColor bg = mWindow->color();
mGLClearColorFn(bg.redF(), bg.greenF(), bg.blueF(), bg.alphaF());
mGLClearFn(GL_COLOR_BUFFER_BIT);
}
// Setup prior to paint callback
QMatrix4x4 matrix;
bool inlineMode = HsQMLCanvas::Inline == mDisplayMode;
if (inlineMode) {
if (!mFBO->bind()) {
setStatus(HsQMLCanvas::BadBind);
return;
}
mGLViewportFn(0, 0, qCeil(mCanvasWidth), qCeil(mCanvasHeight));
// Clear FBO to transparent
mGLClearColorFn(0, 0, 0, 0);
mGLClearFn(GL_COLOR_BUFFER_BIT);
}
else {
// Calculate matrix for non-inline display modes
QMatrix4x4 smatrix;
QSGNode* node = mTransformNode;
while (node) {
if (QSGNode::TransformNodeType == node->type()) {
QSGTransformNode* tnode = static_cast<QSGTransformNode*>(node);
smatrix = tnode->matrix() * smatrix;
}
node = node->parent();
}
matrix.translate(-1, 1);
matrix.scale(2.0f/mWindow->width(), -2.0f/mWindow->height());
matrix *= smatrix;
matrix.scale(mItemWidth/2.0f, mItemHeight/2.0f);
matrix.translate(1, 1);
mGLViewportFn(0, 0, mWindow->width(), mWindow->height());
}
setStatus(HsQMLCanvas::Okay);
mGLCallbacks->mPaintCb(matrix.data(), mItemWidth, mItemHeight);
if (inlineMode) {
mFBO->release();
}
}