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

7 files changed, 21 insertions, 10 deletions

diff --git a/src/opengl/gl2paintengineex/qgl2pexvertexarray_p.h b/src/opengl/gl2paintengineex/qgl2pexvertexarray_p.h
index adc69ee..46029b9 100644
--- a/src/opengl/gl2paintengineex/qgl2pexvertexarray_p.h
+++ b/src/opengl/gl2paintengineex/qgl2pexvertexarray_p.h
@@ -100,8 +100,10 @@ class QGL2PEXVertexArray
 {
 public:
     QGL2PEXVertexArray() :
+        vertexArray(0), vertexArrayStops(0),
         maxX(-2e10), maxY(-2e10), minX(2e10), minY(2e10),
-        boundingRectDirty(true) {}
+        boundingRectDirty(true)
+    { }
     
     inline void addRect(const QRectF &rect)
     {
diff --git a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
index 6ba0c42..0a046dc 100644
--- a/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
+++ b/src/opengl/gl2paintengineex/qpaintengineex_opengl2_p.h
@@ -177,6 +177,7 @@ public:
             ctx(0),
             useSystemClip(true),
             elementIndicesVBOId(0),
+            opacityArray(0),
             snapToPixelGrid(false),
             addOffset(false),
             nativePaintingActive(false),
diff --git a/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp b/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp
index f677ce1..9bc099d 100644
--- a/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp
+++ b/src/opengl/gl2paintengineex/qtriangulatingstroker.cpp
@@ -481,7 +481,8 @@ static void qdashprocessor_cubicTo(qreal, qreal, qreal, qreal, qreal, qreal, voi
 }
 
 QDashedStrokeProcessor::QDashedStrokeProcessor()
-    : m_dash_stroker(0), m_inv_scale(1)
+    : m_points(0), m_types(0),
+      m_dash_stroker(0), m_inv_scale(1)
 {
     m_dash_stroker.setMoveToHook(qdashprocessor_moveTo);
     m_dash_stroker.setLineToHook(qdashprocessor_lineTo);
@@ -499,6 +500,8 @@ void QDashedStrokeProcessor::process(const QVectorPath &path, const QPen &pen, c
 
     m_points.reset();
     m_types.reset();
+    m_points.reserve(path.elementCount());
+    m_types.reserve(path.elementCount());
 
     qreal width = qpen_widthf(pen);
     if (width == 0)
diff --git a/src/opengl/gl2paintengineex/qtriangulatingstroker_p.h b/src/opengl/gl2paintengineex/qtriangulatingstroker_p.h
index 956d7cc..ab27ed6 100644
--- a/src/opengl/gl2paintengineex/qtriangulatingstroker_p.h
+++ b/src/opengl/gl2paintengineex/qtriangulatingstroker_p.h
@@ -54,6 +54,7 @@ QT_BEGIN_NAMESPACE
 class QTriangulatingStroker
 {
 public:
+    QTriangulatingStroker() : m_vertices(0) {}
     void process(const QVectorPath &path, const QPen &pen, const QRectF &clip);
 
     inline int vertexCount() const { return m_vertices.size(); }
diff --git a/src/opengl/gl2paintengineex/qtriangulator.cpp b/src/opengl/gl2paintengineex/qtriangulator.cpp
index ce917ff..df7cbc2 100644
--- a/src/opengl/gl2paintengineex/qtriangulator.cpp
+++ b/src/opengl/gl2paintengineex/qtriangulator.cpp
@@ -510,6 +510,7 @@ template <class T>
 class QMaxHeap
 {
 public:
+    QMaxHeap() : m_data(0) {}
     inline int size() const {return m_data.size();}
     inline bool empty() const {return m_data.isEmpty();}
     inline bool isEmpty() const {return m_data.isEmpty();}
@@ -1299,7 +1300,8 @@ public:
     class ComplexToSimple
     {
     public:
-        inline ComplexToSimple(QTriangulator *parent) : m_parent(parent) { }
+        inline ComplexToSimple(QTriangulator *parent) : m_parent(parent),
+            m_edges(0), m_events(0), m_splits(0) { }
         void decompose();
     private:
         struct Edge
@@ -1412,7 +1414,7 @@ public:
     class SimpleToMonotone
     {
     public:
-        inline SimpleToMonotone(QTriangulator *parent) : m_parent(parent) { }
+        inline SimpleToMonotone(QTriangulator *parent) : m_parent(parent), m_edges(0), m_upperVertex(0) { }
         void decompose();
     private:
         enum VertexType {MergeVertex, EndVertex, RegularVertex, StartVertex, SplitVertex};
@@ -1486,7 +1488,7 @@ public:
         int m_length;
     };
 
-    inline QTriangulator() { }
+    inline QTriangulator() : m_vertices(0) { }
 
     // Call this only once.
     void initialize(const qreal *polygon, int count, uint hint, const QTransform &matrix);
@@ -2709,7 +2711,7 @@ void QTriangulator::SimpleToMonotone::monotoneDecomposition()
         return;
 
     Q_ASSERT(!m_edgeList.root);
-    QDataBuffer<QPair<int, int> > diagonals;
+    QDataBuffer<QPair<int, int> > diagonals(m_upperVertex.size());
 
     int i = 0;
     for (int index = 1; index < m_edges.size(); ++index) {
@@ -2853,7 +2855,7 @@ bool QTriangulator::SimpleToMonotone::CompareVertices::operator () (int i, int j
 void QTriangulator::MonotoneToTriangles::decompose()
 {
     QVector<quint32> result;
-    QDataBuffer<int> stack;
+    QDataBuffer<int> stack(m_parent->m_indices.size());
     m_first = 0;
     // Require at least three more indices.
     while (m_first + 3 <= m_parent->m_indices.size()) {
diff --git a/src/opengl/qgl.cpp b/src/opengl/qgl.cpp
index a3c1bac..7c457de 100644
--- a/src/opengl/qgl.cpp
+++ b/src/opengl/qgl.cpp
@@ -1723,7 +1723,6 @@ QGLTextureCache::QGLTextureCache()
 
 QGLTextureCache::~QGLTextureCache()
 {
-    Q_ASSERT(size() == 0);
     QImagePixmapCleanupHooks::instance()->removePixmapDataModificationHook(cleanupTexturesForPixampData);
     QImagePixmapCleanupHooks::instance()->removePixmapDataDestructionHook(cleanupBeforePixmapDestruction);
     QImagePixmapCleanupHooks::instance()->removeImageHook(cleanupTexturesForCacheKey);
@@ -2888,7 +2887,7 @@ void QGLContext::drawTexture(const QPointF &point, GLuint textureId, GLenum text
     glGetTexLevelParameteriv(textureTarget, 0, GL_TEXTURE_WIDTH, &textureWidth);
     glGetTexLevelParameteriv(textureTarget, 0, GL_TEXTURE_HEIGHT, &textureHeight);
 
-    if (d_ptr->active_engine && 
+    if (d_ptr->active_engine &&
         d_ptr->active_engine->type() == QPaintEngine::OpenGL2) {
         QGL2PaintEngineEx *eng = static_cast<QGL2PaintEngineEx*>(d_ptr->active_engine);
         if (!eng->isNativePaintingActive()) {
diff --git a/src/opengl/qpaintengine_opengl.cpp b/src/opengl/qpaintengine_opengl.cpp
index 306fd8b..08a50cb 100644
--- a/src/opengl/qpaintengine_opengl.cpp
+++ b/src/opengl/qpaintengine_opengl.cpp
@@ -668,6 +668,7 @@ public:
         , last_created_state(0)
         , shader_ctx(0)
         , grad_palette(0)
+        , tess_points(0)
         , drawable_texture(0)
         , ref_cleaner(this)
         {}
@@ -1950,6 +1951,8 @@ void QOpenGLPaintEnginePrivate::pathToVertexArrays(const QPainterPath &path)
 
 void QOpenGLPaintEnginePrivate::drawVertexArrays()
 {
+    if (tess_points_stops.count() == 0)
+        return;
     glEnableClientState(GL_VERTEX_ARRAY);
     glVertexPointer(2, GL_DOUBLE, 0, tess_points.data());
     int previous_stop = 0;
@@ -3947,7 +3950,7 @@ void QOpenGLPaintEnginePrivate::strokeLines(const QPainterPath &path)
     enableClipping();
 }
 
-extern bool qt_scaleForTransform(const QTransform &transform, qreal *scale); // qtransform.cpp
+Q_GUI_EXPORT bool qt_scaleForTransform(const QTransform &transform, qreal *scale); // qtransform.cpp
 
 void QOpenGLPaintEnginePrivate::strokePath(const QPainterPath &path, bool use_cache)
 {