Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-2:
  Invalidate the EGL surface of QMeeGoLivePixmapData when switching to Raster

7 files changed, 48 insertions, 1 deletions

diff --git a/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp b/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp
index 6b8d2b3..13eab7f 100644
--- a/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp
+++ b/src/plugins/graphicssystems/meego/qmeegographicssystem.cpp
@@ -335,3 +335,8 @@ void qt_meego_destroy_fence_sync(void* fs)
 {
     return QMeeGoGraphicsSystem::destroyFenceSync(fs);
 }
+
+void qt_meego_invalidate_live_surfaces(void)
+{
+    return QMeeGoLivePixmapData::invalidateSurfaces();
+}
diff --git a/src/plugins/graphicssystems/meego/qmeegographicssystem.h b/src/plugins/graphicssystems/meego/qmeegographicssystem.h
index 323ce1f..27a4e7a 100644
--- a/src/plugins/graphicssystems/meego/qmeegographicssystem.h
+++ b/src/plugins/graphicssystems/meego/qmeegographicssystem.h
@@ -103,6 +103,7 @@ extern "C" {
     Q_DECL_EXPORT Qt::HANDLE qt_meego_live_texture_get_handle(QPixmap *pixmap);
     Q_DECL_EXPORT void* qt_meego_create_fence_sync(void);
     Q_DECL_EXPORT void qt_meego_destroy_fence_sync(void* fs);
+    Q_DECL_EXPORT void qt_meego_invalidate_live_surfaces(void);
 }
 
 #endif 
diff --git a/src/plugins/graphicssystems/meego/qmeegolivepixmapdata.cpp b/src/plugins/graphicssystems/meego/qmeegolivepixmapdata.cpp
index e4f1900..2a2a098 100644
--- a/src/plugins/graphicssystems/meego/qmeegolivepixmapdata.cpp
+++ b/src/plugins/graphicssystems/meego/qmeegolivepixmapdata.cpp
@@ -49,6 +49,8 @@
 #include <private/qpixmap_x11_p.h>
 #include <stdio.h>
 
+static QMeeGoLivePixmapDataList all_live_pixmaps;
+
 static EGLint lock_attribs[] = {
     EGL_MAP_PRESERVE_PIXELS_KHR, EGL_TRUE,
     EGL_LOCK_USAGE_HINT_KHR, EGL_READ_SURFACE_BIT_KHR | EGL_WRITE_SURFACE_BIT_KHR,
@@ -118,21 +120,29 @@ QMeeGoLivePixmapData::QMeeGoLivePixmapData(int w, int h, QImage::Format format)
     backingX11Pixmap = new QPixmap(pmd);
 
     initializeThroughEGLImage();
+
+    pos = all_live_pixmaps.insert(all_live_pixmaps.begin(), this);
 }
 
 QMeeGoLivePixmapData::QMeeGoLivePixmapData(Qt::HANDLE h) : QGLPixmapData(QPixmapData::PixmapType)
 {
     backingX11Pixmap = new QPixmap(QPixmap::fromX11Pixmap(h));
     initializeThroughEGLImage();
+
+    pos = all_live_pixmaps.insert(all_live_pixmaps.begin(), this);
 }
 
 QMeeGoLivePixmapData::~QMeeGoLivePixmapData()
 {
     delete backingX11Pixmap;
+    all_live_pixmaps.erase(pos);
 }
 
 void QMeeGoLivePixmapData::initializeThroughEGLImage()
 {
+    if (texture()->id != 0)
+        return;
+
     QGLShareContextScope ctx(qt_gl_share_widget()->context());
     QMeeGoExtensions::ensureInitialized();
 
@@ -245,6 +255,8 @@ bool QMeeGoLivePixmapData::scroll(int dx, int dy, const QRect &rect)
 
 EGLSurface QMeeGoLivePixmapData::getSurfaceForBackingPixmap()
 {
+    initializeThroughEGLImage();
+
     // This code is a crative remix of the stuff that can be found in the
     // Qt's TFP implementation in /src/opengl/qgl_x11egl.cpp ::bindiTextureFromNativePixmap
     QX11PixmapData *pixmapData = static_cast<QX11PixmapData*>(backingX11Pixmap->data_ptr().data());
@@ -290,3 +302,12 @@ void QMeeGoLivePixmapData::destroySurfaceForPixmapData(QPixmapData* pmd)
         pixmapData->gl_surface = 0;
     }
 }
+
+void QMeeGoLivePixmapData::invalidateSurfaces()
+{
+    foreach (QMeeGoLivePixmapData *data, all_live_pixmaps) {
+        QX11PixmapData *pixmapData = static_cast<QX11PixmapData*>(data->backingX11Pixmap->data_ptr().data());
+        *data->texture() = QGLTexture();
+        pixmapData->gl_surface = 0;
+    }
+}
diff --git a/src/plugins/graphicssystems/meego/qmeegolivepixmapdata.h b/src/plugins/graphicssystems/meego/qmeegolivepixmapdata.h
index 484028e..616b33c 100644
--- a/src/plugins/graphicssystems/meego/qmeegolivepixmapdata.h
+++ b/src/plugins/graphicssystems/meego/qmeegolivepixmapdata.h
@@ -42,9 +42,13 @@
 #ifndef MLIVEPIXMAPDATA_H
 #define MLIVEPIXMAPDATA_H
 
+#include <QLinkedList>
 #include <private/qpixmapdata_gl_p.h>
 #include "qmeegoextensions.h"
 
+class QMeeGoLivePixmapData;
+typedef QLinkedList<QMeeGoLivePixmapData *> QMeeGoLivePixmapDataList;
+
 class QMeeGoLivePixmapData : public QGLPixmapData
 {
 public:
@@ -66,6 +70,9 @@ public:
 
     QPixmap *backingX11Pixmap;
     QImage lockedImage;
+    QMeeGoLivePixmapDataList::Iterator pos;
+
+    static void invalidateSurfaces();
 };
 
 #endif
diff --git a/tools/qmeegographicssystemhelper/qmeegographicssystemhelper.cpp b/tools/qmeegographicssystemhelper/qmeegographicssystemhelper.cpp
index e1c0460..ac32995 100644
--- a/tools/qmeegographicssystemhelper/qmeegographicssystemhelper.cpp
+++ b/tools/qmeegographicssystemhelper/qmeegographicssystemhelper.cpp
@@ -111,6 +111,8 @@ void QMeeGoGraphicsSystemHelper::switchToRaster()
         QApplication *app = static_cast<QApplication *>(QCoreApplication::instance());
         app->setGraphicsSystem(QLatin1String("raster"));
 
+	QMeeGoRuntime::invalidateLiveSurfaces();
+
         QMeeGoSwitchEvent didSwitchEvent(QLatin1String("raster"), QMeeGoSwitchEvent::DidSwitch);
         foreach (QWidget *widget, QApplication::topLevelWidgets())
             QCoreApplication::sendEvent(widget, &didSwitchEvent);
diff --git a/tools/qmeegographicssystemhelper/qmeegoruntime.cpp b/tools/qmeegographicssystemhelper/qmeegoruntime.cpp
index c32b654..7c81d51 100644
--- a/tools/qmeegographicssystemhelper/qmeegoruntime.cpp
+++ b/tools/qmeegographicssystemhelper/qmeegoruntime.cpp
@@ -65,6 +65,7 @@ typedef bool (*QMeeGoLiveTextureReleaseFunc) (QPixmap*, QImage *i);
 typedef Qt::HANDLE (*QMeeGoLiveTextureGetHandleFunc) (QPixmap*);
 typedef void* (*QMeeGoCreateFenceSyncFunc) (void);
 typedef void (*QMeeGoDestroyFenceSyncFunc) (void *fs);
+typedef void (*QMeeGoInvalidateLiveSurfacesFunc) (void);
 
 static QMeeGoImageToEglSharedImageFunc qt_meego_image_to_egl_shared_image = NULL;
 static QMeeGoPixmapDataFromEglSharedImageFunc qt_meego_pixmapdata_from_egl_shared_image = NULL;
@@ -81,6 +82,7 @@ static QMeeGoLiveTextureReleaseFunc qt_meego_live_texture_release = NULL;
 static QMeeGoLiveTextureGetHandleFunc qt_meego_live_texture_get_handle = NULL;
 static QMeeGoCreateFenceSyncFunc qt_meego_create_fence_sync = NULL;
 static QMeeGoDestroyFenceSyncFunc qt_meego_destroy_fence_sync = NULL;
+static QMeeGoInvalidateLiveSurfacesFunc qt_meego_invalidate_live_surfaces = NULL;
 
 void QMeeGoRuntime::initialize()
 {
@@ -109,13 +111,14 @@ void QMeeGoRuntime::initialize()
         qt_meego_live_texture_get_handle = (QMeeGoLiveTextureGetHandleFunc) library.resolve("qt_meego_live_texture_get_handle");
         qt_meego_create_fence_sync = (QMeeGoCreateFenceSyncFunc) library.resolve("qt_meego_create_fence_sync");
         qt_meego_destroy_fence_sync = (QMeeGoDestroyFenceSyncFunc) library.resolve("qt_meego_destroy_fence_sync");
+        qt_meego_invalidate_live_surfaces = (QMeeGoInvalidateLiveSurfacesFunc) library.resolve("qt_meego_invalidate_live_surfaces");
 
         if (qt_meego_image_to_egl_shared_image && qt_meego_pixmapdata_from_egl_shared_image && 
             qt_meego_pixmapdata_with_gl_texture && qt_meego_destroy_egl_shared_image && qt_meego_update_egl_shared_image_pixmap && 
             qt_meego_set_surface_fixed_size && qt_meego_set_surface_scaling && qt_meego_set_translucent && 
             qt_meego_pixmapdata_with_new_live_texture && qt_meego_pixmapdata_from_live_texture_handle &&
             qt_meego_live_texture_lock && qt_meego_live_texture_release && qt_meego_live_texture_get_handle &&
-            qt_meego_create_fence_sync && qt_meego_destroy_fence_sync)
+            qt_meego_create_fence_sync && qt_meego_destroy_fence_sync && qt_meego_invalidate_live_surfaces)
         {
             qDebug("Successfully resolved MeeGo graphics system: %s %s\n", qPrintable(libraryPrivate->fileName), qPrintable(libraryPrivate->fullVersion));
         } else {
@@ -232,3 +235,10 @@ void QMeeGoRuntime::destroyFenceSync(void *fs)
     Q_ASSERT(qt_meego_destroy_fence_sync);
     qt_meego_destroy_fence_sync(fs);
 }
+
+void QMeeGoRuntime::invalidateLiveSurfaces()
+{
+    ENSURE_INITIALIZED;
+    Q_ASSERT(qt_meego_invalidate_live_surfaces);
+    qt_meego_invalidate_live_surfaces();
+}
diff --git a/tools/qmeegographicssystemhelper/qmeegoruntime.h b/tools/qmeegographicssystemhelper/qmeegoruntime.h
index bdc4eef..b91efae 100644
--- a/tools/qmeegographicssystemhelper/qmeegoruntime.h
+++ b/tools/qmeegographicssystemhelper/qmeegoruntime.h
@@ -62,6 +62,7 @@ public:
     static Qt::HANDLE getLiveTextureHandle(QPixmap *pixmap);
     static void* createFenceSync();
     static void destroyFenceSync(void *fs);
+    static void invalidateLiveSurfaces();
 
 private:
     static bool initialized;