diff options
| author | Wieland Hagen <wieland.hagen@kdab.com> | 2016-02-03 19:48:28 +0100 |
|---|---|---|
| committer | Wieland Hagen <wieland.hagen@kdab.com> | 2016-02-04 09:54:38 +0000 |
| commit | 40a00a2bc70d8df44b2520be4e00df46abd8e8b2 (patch) | |
| tree | b3e19149c6c72c27fd9b08f30ef8ed6842f3bc32 | |
| parent | 910065ad7585cbef7f49356de0c1434c791a9263 (diff) | |
Make TextureImage DNA more robust to collisions.
Task-number: QTBUG-50076
Change-Id: Iab8cac610bd9e14885d3f583b17b2e7e3a642e2f
Reviewed-by: Sean Harmer <sean.harmer@kdab.com>
| -rw-r--r-- | src/render/texture/textureimage.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/render/texture/textureimage.cpp b/src/render/texture/textureimage.cpp index 3504833ae..09eacd075 100644 --- a/src/render/texture/textureimage.cpp +++ b/src/render/texture/textureimage.cpp @@ -149,7 +149,10 @@ void TextureImage::setTextureDataHandle(HTextureData handle) void TextureImage::updateDNA() { - m_dna = ::qHash(m_layer + m_mipmapLevel + static_cast<int>(m_face) + m_textureDataHandle); + m_dna = ::qHash(m_layer + + (m_mipmapLevel << 4) + + (static_cast<int>(m_face) << 8) + + (m_textureDataHandle.handle() << 12)); } TextureImageFunctor::TextureImageFunctor(TextureManager *textureManager, |