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Merge pull request #3637 from wangyan42164:LBP_mad24_opt

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Vadim Pisarevsky 2015-01-28 18:51:52 +00:00
commit bdebf4cea7
1 changed files with 2 additions and 2 deletions
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modules/objdetect/src/opencl/cascadedetect.cl
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@ -397,8 +397,8 @@ __kernel void runLBPClassifierStumpSimple(
for( tileIdx = groupIdx; tileIdx < totalTiles; tileIdx += ngroups ) for( tileIdx = groupIdx; tileIdx < totalTiles; tileIdx += ngroups )
{ {
int iy = ((tileIdx / ntiles.x)*local_size_y + ly)*ystep; int iy = mad24((tileIdx / ntiles.x), local_size_y, ly) * ystep;
int ix = ((tileIdx % ntiles.x)*local_size_x + lx)*ystep; int ix = mad24((tileIdx % ntiles.x), local_size_x, lx) * ystep;
if( ix < worksize.x && iy < worksize.y ) if( ix < worksize.x && iy < worksize.y )
{ {