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author | Allan Sandfeld Jensen <allan.jensen@qt.io> | 2021-03-04 14:28:48 +0100 |
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committer | Robert Löhning <robert.loehning@qt.io> | 2021-03-04 22:51:25 +0100 |
commit | bfd6ee0d8cf34b63d32adf10ed93daa0086b359f (patch) | |
tree | 07ff1252617af7ee5df858d5bcfede4a60c44bba /src/svg | |
parent | f45a08a0c8d3968b668e2b2e61cb736791a4acc5 (diff) | |
download | qtsvg-bfd6ee0d8cf34b63d32adf10ed93daa0086b359f.tar.gz |
Clamp parsed doubles to float representable values
Parts of our rendering assumes incoming doubles can still be sane
floats.
Pick-to: 6.1 6.0 5.15 5.12
Fixes: QTBUG-91507
Change-Id: I7086a121e1b5ed47695a1251ea90e774dd8f148d
Reviewed-by: Robert Löhning <robert.loehning@qt.io>
Reviewed-by: Allan Sandfeld Jensen <allan.jensen@qt.io>
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
Diffstat (limited to 'src/svg')
-rw-r--r-- | src/svg/qsvghandler.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/svg/qsvghandler.cpp b/src/svg/qsvghandler.cpp index ce58a7b..3d9297f 100644 --- a/src/svg/qsvghandler.cpp +++ b/src/svg/qsvghandler.cpp @@ -680,7 +680,8 @@ static qreal toDouble(const QChar *&str) val = -val; } else { val = QByteArray::fromRawData(temp, pos).toDouble(); - if (qFpClassify(val) != FP_NORMAL) + // Do not tolerate values too wild to be represented normally by floats + if (qFpClassify(float(val)) != FP_NORMAL) val = 0; } return val; @@ -3036,6 +3037,8 @@ static QSvgStyleProperty *createRadialGradientNode(QSvgNode *node, ncy = toDouble(cy); if (!r.isEmpty()) nr = toDouble(r); + if (nr < 0.5) + nr = 0.5; qreal nfx = ncx; if (!fx.isEmpty()) |