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fixed SURF orientations, broken in r8892

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(see also r8895, r8887 and #2043)
This commit is contained in:
Alexander Mordvintsev
2012-07-11 16:26:52 +00:00
parent 0b4e96d89c
commit ffd283b7d5
1 changed files with 2 additions and 2 deletions
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modules/nonfree/src/surf.cpp
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@@ -681,7 +681,7 @@ struct SURFInvoker
if( !upright ) if( !upright )
{ {
descriptor_dir *= (float)(CV_PI/180); descriptor_dir *= (float)(CV_PI/180);
float sin_dir = std::sin(descriptor_dir); float sin_dir = -std::sin(descriptor_dir);
float cos_dir = std::cos(descriptor_dir); float cos_dir = std::cos(descriptor_dir);
/* Subpixel interpolation version (slower). Subpixel not required since /* Subpixel interpolation version (slower). Subpixel not required since