Amebis/wxWidgets
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fixing potential alignment error

Browse Source 
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@50307 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Stefan Csomor
2007-11-28 09:52:19 +00:00
parent 685238a900
commit bbe295ba4d
1 changed files with 10 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
src/mac/carbon/bitmap.cpp
View File

@@ -769,8 +769,16 @@ CGImageRef wxBitmapRefData::CGImageCreate() const
unsigned char * maskBufData = (unsigned char *) maskBuf->GetData();
unsigned char * bufData = (unsigned char *) membuf->GetData() ;
// copy one color component
for( int i = 0 ; i < m_width * m_height ; ++i )
maskBufData[i] = bufData[i*4+3];
size_t i = 0;
for( int y = 0 ; y < m_height ; bufData+= m_bytesPerRow, ++y )
{
unsigned char *bufDataIter = bufData+3;
for ( int x = 0 ; x < m_width ; bufDataIter += 4, ++x, ++i )
{
maskBufData[i] = *bufDataIter;
}
}
dataProvider =
CGDataProviderCreateWithData(
maskBuf , (const void *) maskBufData , m_width * m_height,