Differential D25912 Diff 71339 libkwineffects/kwineffectquickview.cpp

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libkwineffects/kwineffectquickview.cpp

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36#include <QOpenGLContext> 36​#include <QOpenGLContext>
37#include <QOpenGLFramebufferObject> 37​#include <QOpenGLFramebufferObject>
38#include <QTimer> 38​#include <QTimer>
39 39​
40#include <KDeclarative/QmlObjectSharedEngine> 40​#include <KDeclarative/QmlObjectSharedEngine>
41 41​
42using namespace KWin; 42​using namespace KWin;
43 43​
44static std::unique_ptr<QOpenGLContext> s_shareContext; 44​static bool s_usingShareContexts = false;
45 45​
46class Q_DECL_HIDDEN EffectQuickView::Private 46​class Q_DECL_HIDDEN EffectQuickView::Private
47{ 47​{
48public: 48​public:
49 QQuickWindow *m_view; 49​ QQuickWindow *m_view;
50 QQuickRenderControl *m_renderControl; 50​ QQuickRenderControl *m_renderControl;
51 QScopedPointer<QOpenGLContext> m_glcontext; 51​ QScopedPointer<QOpenGLContext> m_glcontext;
52 QScopedPointer<QOffscreenSurface> m_offscreenSurface; 52​ QScopedPointer<QOffscreenSurface> m_offscreenSurface;
▲ Show 20 Lines • Show All 42 Lines • ▼ Show 20 Line(s)92 if (!usingGl) {
95 d->m_renderControl->initialize(nullptr); 95​ d->m_renderControl->initialize(nullptr);
96 } else { 96​ } else {
97 QSurfaceFormat format; 97​ QSurfaceFormat format;
98 format.setOption(QSurfaceFormat::ResetNotification); 98​ format.setOption(QSurfaceFormat::ResetNotification);
99 format.setDepthBufferSize(16); 99​ format.setDepthBufferSize(16);
100 format.setStencilBufferSize(8); 100​ format.setStencilBufferSize(8);
101 101​
102 d->m_glcontext.reset(new QOpenGLContext); 102​ d->m_glcontext.reset(new QOpenGLContext);
103 d->m_glcontext->setShareContext(s_shareContext.get()); 103​ d->m_glcontext->setShareContext(QOpenGLContext::globalShareContext());
104 d->m_glcontext->setFormat(format); 104​ d->m_glcontext->setFormat(format);
105 d->m_glcontext->create(); 105​ d->m_glcontext->create();
106 106​
107 // and the offscreen surface 107​ // and the offscreen surface
108 d->m_offscreenSurface.reset(new QOffscreenSurface); 108​ d->m_offscreenSurface.reset(new QOffscreenSurface);
109 d->m_offscreenSurface->setFormat(d->m_glcontext->format()); 109​ d->m_offscreenSurface->setFormat(d->m_glcontext->format());
110 d->m_offscreenSurface->create(); 110​ d->m_offscreenSurface->create();
111 111​
112 d->m_glcontext->makeCurrent(d->m_offscreenSurface.data()); 112​ d->m_glcontext->makeCurrent(d->m_offscreenSurface.data());
113 d->m_renderControl->initialize(d->m_glcontext.data()); 113​ d->m_renderControl->initialize(d->m_glcontext.data());
114 d->m_glcontext->doneCurrent(); 114​ d->m_glcontext->doneCurrent();
115 115​
116 if (!d->m_glcontext->shareContext()) { ​
117 qCDebug(LIBKWINEFFECTS) << "Failed to create a shared context, falling back to raster rendering"; ​
118 116​
119 qCDebug(LIBKWINEFFECTS) << "Extra debug:"; 117​ if (!s_usingShareContexts) {
120 qCDebug(LIBKWINEFFECTS) << "our context:" << d->m_glcontext.data(); ​
121 qCDebug(LIBKWINEFFECTS) << "share context:" << s_shareContext.get(); ​
122 ​
123 // still render via GL, but blit for presentation ​
124 d->m_useBlit = true; 118​ d->m_useBlit = true;
125 } 119​ }
126 } 120​ }
127 121​
128 auto updateSize = [this]() { contentItem()->setSize(d->m_view->size()); }; 122​ auto updateSize = [this]() { contentItem()->setSize(d->m_view->size()); };
129 updateSize(); 123​ updateSize();
130 connect(d->m_view, &QWindow::widthChanged, this, updateSize); 124​ connect(d->m_view, &QWindow::widthChanged, this, updateSize);
131 connect(d->m_view, &QWindow::heightChanged, this, updateSize); 125​ connect(d->m_view, &QWindow::heightChanged, this, updateSize);
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244void EffectQuickView::forwardKeyEvent(QKeyEvent *keyEvent) 238​void EffectQuickView::forwardKeyEvent(QKeyEvent *keyEvent)
245{ 239​{
246 if (!d->m_visible) { 240​ if (!d->m_visible) {
247 return; 241​ return;
248 } 242​ }
249 QCoreApplication::sendEvent(d->m_view, keyEvent); 243​ QCoreApplication::sendEvent(d->m_view, keyEvent);
250} 244​}
251 245​
252void EffectQuickView::setShareContext(std::unique_ptr<QOpenGLContext> context) 246​void EffectQuickView::setUsingShareContexts(bool usingShare)
253{ 247​{
254 s_shareContext = std::move(context); 248​ s_usingShareContexts = usingShare;
255} 249​}
256 250​
257QRect EffectQuickView::geometry() const 251​QRect EffectQuickView::geometry() const
258{ 252​{
259 return d->m_view->geometry(); 253​ return d->m_view->geometry();
260} 254​}
261 255​
262QQuickItem *EffectQuickView::contentItem() const 256​QQuickItem *EffectQuickView::contentItem() const
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