diff options
| -rw-r--r-- | vcl/inc/opengl/salbmp.hxx | 2 | ||||
| -rw-r--r-- | vcl/opengl/salbmp.cxx | 13 |
2 files changed, 13 insertions, 2 deletions
diff --git a/vcl/inc/opengl/salbmp.hxx b/vcl/inc/opengl/salbmp.hxx index b33d69f6e0e1..0e0b0e522503 100644 --- a/vcl/inc/opengl/salbmp.hxx +++ b/vcl/inc/opengl/salbmp.hxx @@ -55,7 +55,7 @@ private: void makeCurrent(); virtual void updateChecksum() const; - bool calcChecksumGL(OpenGLTexture& rHashTexture, ChecksumType& rHash) const; + bool calcChecksumGL(OpenGLTexture& rInputTexture, ChecksumType& rChecksum) const; public: OpenGLSalBitmap(); diff --git a/vcl/opengl/salbmp.cxx b/vcl/opengl/salbmp.cxx index 2b141ca6a332..d339158d644b 100644 --- a/vcl/opengl/salbmp.cxx +++ b/vcl/opengl/salbmp.cxx @@ -594,7 +594,18 @@ void OpenGLSalBitmap::updateChecksum() const pThis->CreateTexture(); } - pThis->mbChecksumValid = calcChecksumGL(pThis->maTexture, pThis->mnChecksum); + OpenGLTexture& rInputTexture = pThis->maTexture; + int nWidth = rInputTexture.GetWidth(); + int nHeight = rInputTexture.GetHeight(); + + if( (nWidth * nHeight) < (1024*768) || nWidth < 128 || nHeight < 128 ) + { + SalBitmap::updateChecksum(); + } + else + { + pThis->mbChecksumValid = calcChecksumGL(rInputTexture, pThis->mnChecksum); + } } OpenGLContext* OpenGLSalBitmap::GetBitmapContext() |