2 files changed, 33 insertions, 11 deletions

diff --git a/src/opengl/qwindowsurface_gl.cpp b/src/opengl/qwindowsurface_gl.cpp
index ca88de3..d9417d9 100644
--- a/src/opengl/qwindowsurface_gl.cpp
+++ b/src/opengl/qwindowsurface_gl.cpp
@@ -414,8 +414,13 @@ void QGLWindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoint &
     QWidget *parent = widget->internalWinId() ? widget : widget->nativeParentWidget();
     Q_ASSERT(parent);
 
+#if !defined(Q_WS_LITE)
     if (!geometry().isValid())
         return;
+#else
+    if (!size().isValid())
+        return;
+#endif
 
     // Needed to support native child-widgets...
     hijackWindow(parent);
@@ -638,20 +643,31 @@ void QGLWindowSurface::flush(QWidget *widget, const QRegion &rgn, const QPoint &
 }
 
 
+#if !defined(Q_WS_LITE)
 void QGLWindowSurface::setGeometry(const QRect &rect)
 {
     QWindowSurface::setGeometry(rect);
     d_ptr->geometry_updated = true;
 }
-
+#else
+void QGLWindowSurface::resize(const QSize &size)
+{
+    QWindowSurface::resize(size);
+    d_ptr->geometry_updated = true;
+}
+#endif
 
 void QGLWindowSurface::updateGeometry() {
     if (!d_ptr->geometry_updated)
         return;
     d_ptr->geometry_updated = false;
 
+#ifdef Q_WS_LITE
+    QSize surfSize = size();
+#else
+    QSize surfSize = geometry().size();
+#endif
 
-    QRect rect = geometry();
     hijackWindow(window());
     QGLContext *ctx = reinterpret_cast<QGLContext *>(window()->d_func()->extraData()->glContext);
 
@@ -661,19 +677,19 @@ void QGLWindowSurface::updateGeometry() {
 
     const GLenum target = GL_TEXTURE_2D;
 
-    if (rect.width() <= 0 || rect.height() <= 0)
+    if (surfSize.width() <= 0 || surfSize.height() <= 0)
         return;
 
-    if (d_ptr->size == rect.size())
+    if (d_ptr->size == surfSize)
         return;
 
-    d_ptr->size = rect.size();
+    d_ptr->size = surfSize;
 
     if (d_ptr->ctx) {
 #ifndef QT_OPENGL_ES_2
         if (d_ptr->destructive_swap_buffers) {
             glBindTexture(target, d_ptr->tex_id);
-            glTexImage2D(target, 0, GL_RGBA, rect.width(), rect.height(), 0, GL_RGB, GL_UNSIGNED_BYTE, 0);
+            glTexImage2D(target, 0, GL_RGBA, surfSize.width(), surfSize.height(), 0, GL_RGB, GL_UNSIGNED_BYTE, 0);
             glBindTexture(target, 0);
         }
 #endif
@@ -698,10 +714,10 @@ void QGLWindowSurface::updateGeometry() {
         if (QGLExtensions::glExtensions() & QGLExtensions::FramebufferBlit)
             format.setSamples(8);
 
-        d_ptr->fbo = new QGLFramebufferObject(rect.size(), format);
+        d_ptr->fbo = new QGLFramebufferObject(surfSize, format);
 
         if (d_ptr->fbo->isValid()) {
-            qDebug() << "Created Window Surface FBO" << rect.size()
+            qDebug() << "Created Window Surface FBO" << surfSize
                      << "with samples" << d_ptr->fbo->format().samples();
             return;
         } else {
@@ -722,7 +738,7 @@ void QGLWindowSurface::updateGeometry() {
 
         delete d_ptr->pb;
 
-        d_ptr->pb = new QGLPixelBuffer(rect.width(), rect.height(),
+        d_ptr->pb = new QGLPixelBuffer(surfSize.width(), surfSize.height(),
                                         QGLFormat(QGL::SampleBuffers | QGL::StencilBuffer | QGL::DepthBuffer),
                                         qt_gl_share_widget());
 
@@ -732,7 +748,7 @@ void QGLWindowSurface::updateGeometry() {
 
             glGenTextures(1, &d_ptr->pb_tex_id);
             glBindTexture(target, d_ptr->pb_tex_id);
-            glTexImage2D(target, 0, GL_RGBA, rect.width(), rect.height(), 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
+            glTexImage2D(target, 0, GL_RGBA, surfSize.width(), surfSize.height(), 0, GL_RGBA, GL_UNSIGNED_BYTE, 0);
 
             glTexParameterf(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
             glTexParameterf(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
@@ -758,7 +774,7 @@ void QGLWindowSurface::updateGeometry() {
     if (d_ptr->destructive_swap_buffers) {
         glGenTextures(1, &d_ptr->tex_id);
         glBindTexture(target, d_ptr->tex_id);
-        glTexImage2D(target, 0, GL_RGBA, rect.width(), rect.height(), 0, GL_RGB, GL_UNSIGNED_BYTE, 0);
+        glTexImage2D(target, 0, GL_RGBA, surfSize.width(), surfSize.height(), 0, GL_RGB, GL_UNSIGNED_BYTE, 0);
 
         glTexParameterf(target, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
         glTexParameterf(target, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
diff --git a/src/opengl/qwindowsurface_gl_p.h b/src/opengl/qwindowsurface_gl_p.h
index 8ea714c..9d17514 100644
--- a/src/opengl/qwindowsurface_gl_p.h
+++ b/src/opengl/qwindowsurface_gl_p.h
@@ -86,7 +86,13 @@ public:
 
     QPaintDevice *paintDevice();
     void flush(QWidget *widget, const QRegion &region, const QPoint &offset);
+
+#if !defined(Q_WS_LITE)
     void setGeometry(const QRect &rect);
+#else
+    virtual void resize(const QSize &size);
+#endif
+
     void updateGeometry();
     bool scroll(const QRegion &area, int dx, int dy);