Making cached glyphs drawing check clearer

Putting the logic inside supportsTransformation() is a bit confusing and
that name is misleading.

Also move the same check in GL2 paint engine to the same place.

Change-Id: I182500a0ff375122e6be966b7ce2495c84d113d0
Reviewed-on: http://codereview.qt.nokia.com/2096
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Eskil Abrahamsen Blomfeldt <eskil.abrahamsen-blomfeldt@nokia.com>

1 files changed, 2 insertions, 5 deletions

diff --git a/src/gui/painting/qpaintengine_raster.cpp b/src/gui/painting/qpaintengine_raster.cpp
index e1802e6552..299f248d2b 100644
--- a/src/gui/painting/qpaintengine_raster.cpp
+++ b/src/gui/painting/qpaintengine_raster.cpp
@@ -3011,7 +3011,7 @@ void QRasterPaintEngine::drawStaticTextItem(QStaticTextItem *textItem)
     ensureState();
 
     QFontEngine *fontEngine = textItem->fontEngine();
-    if (!supportsTransformations(fontEngine)) {
+    if (shouldDrawCachedGlyphs(fontEngine->fontDef.pixelSize, state()->matrix)) {
         drawCachedGlyphs(textItem->numGlyphs, textItem->glyphs, textItem->glyphPositions,
                          fontEngine);
     } else {
@@ -3385,10 +3385,7 @@ bool QRasterPaintEngine::supportsTransformations(qreal pixelSize, const QTransfo
 #endif
         return true;
 
-    if (pixelSize * pixelSize * qAbs(m.determinant()) >= 64 * 64)
-        return true;
-
-    return false;
+    return !shouldDrawCachedGlyphs(pixelSize, m);
 }
 
 /*!