Searched refs:descriptor_dir (Results 1 – 1 of 1) sorted by relevance
408 float descriptor_dir = cvFastArctan( besty, bestx ); in cvExtractSURF() local409 kp->dir = descriptor_dir; in cvExtractSURF()413 descriptor_dir *= (float)(CV_PI/180); in cvExtractSURF()415 alpha0 = (float)cos(descriptor_dir); in cvExtractSURF()416 beta0 = (float)sin(descriptor_dir); in cvExtractSURF()