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-rw-r--r--src/plugins/scenegraph/softwarecontext/imagenode.cpp24
-rw-r--r--src/plugins/scenegraph/softwarecontext/imagenode.h2
2 files changed, 22 insertions, 4 deletions
diff --git a/src/plugins/scenegraph/softwarecontext/imagenode.cpp b/src/plugins/scenegraph/softwarecontext/imagenode.cpp
index 7718831b65..27583821ae 100644
--- a/src/plugins/scenegraph/softwarecontext/imagenode.cpp
+++ b/src/plugins/scenegraph/softwarecontext/imagenode.cpp
@@ -294,6 +294,7 @@ ImageNode::ImageNode()
, m_smooth(true)
, m_tileHorizontal(false)
, m_tileVertical(false)
+ , m_cachedMirroredPixmapIsDirty(false)
{
setMaterial((QSGMaterial*)1);
setGeometry((QSGGeometry*)1);
@@ -322,13 +323,18 @@ void ImageNode::setSubSourceRect(const QRectF &rect)
void ImageNode::setTexture(QSGTexture *texture)
{
- m_texture = texture;
+ if (m_texture != texture) {
+ m_texture = texture;
+ m_cachedMirroredPixmapIsDirty = true;
+ }
}
void ImageNode::setMirror(bool mirror)
{
- // ### implement support for mirrored pixmaps
- m_mirror = mirror;
+ if (m_mirror != mirror) {
+ m_mirror = mirror;
+ m_cachedMirroredPixmapIsDirty = true;
+ }
}
void ImageNode::setMipmapFiltering(QSGTexture::Filtering /*filtering*/)
@@ -352,6 +358,16 @@ void ImageNode::setVerticalWrapMode(QSGTexture::WrapMode wrapMode)
void ImageNode::update()
{
+ if (m_cachedMirroredPixmapIsDirty) {
+ if (m_mirror) {
+ m_cachedMirroredPixmap = pixmap().transformed(QTransform(-1, 0, 0, 1, 0, 0));
+ } else {
+ //Cleanup cached pixmap if necessary
+ if (!m_cachedMirroredPixmap.isNull())
+ m_cachedMirroredPixmap = QPixmap();
+ }
+ m_cachedMirroredPixmapIsDirty = false;
+ }
}
void ImageNode::preprocess()
@@ -382,7 +398,7 @@ void ImageNode::paint(QPainter *painter)
{
painter->setRenderHint(QPainter::SmoothPixmapTransform, m_smooth);
- const QPixmap &pm = pixmap();
+ const QPixmap &pm = m_mirror ? m_cachedMirroredPixmap : pixmap();
if (m_innerTargetRect != m_targetRect) {
// border image
diff --git a/src/plugins/scenegraph/softwarecontext/imagenode.h b/src/plugins/scenegraph/softwarecontext/imagenode.h
index a0c059a889..05d40773a1 100644
--- a/src/plugins/scenegraph/softwarecontext/imagenode.h
+++ b/src/plugins/scenegraph/softwarecontext/imagenode.h
@@ -98,11 +98,13 @@ private:
QRectF m_subSourceRect;
QSGTexture *m_texture;
+ QPixmap m_cachedMirroredPixmap;
bool m_mirror;
bool m_smooth;
bool m_tileHorizontal;
bool m_tileVertical;
+ bool m_cachedMirroredPixmapIsDirty;
};
#endif // IMAGENODE_H