replaced M_PI by CV_PI

14 years ago · 9e21f06404
parent 084c640db6
commit 9e21f06404
1 changed files with 2 additions and 2 deletions
--- a/modules/ml/src/em.cpp
+++ b/modules/ml/src/em.cpp
@ -470,7 +470,7 @@ double CvEM::calcLikelihood( const cv::Mat &input_sample ) const

    // probability = (2*pi)^(-dims/2)*exp( -0.5 * cur )
    cvConvertScale( &expo, &expo, -0.5 );
-    double factor = -double(dims)/2.0 * log(2.0*M_PI);
+    double factor = -double(dims)/2.0 * log(2.0*CV_PI);
    cvAndS( &expo, cvScalar(factor), &expo );

    // Calculate the log-likelihood of the given sample -
@ -551,7 +551,7 @@ CvEM::predict( const CvMat* _sample, CvMat* _probs ) const

    // probability = (2*pi)^(-dims/2)*exp( -0.5 * cur )
    cvConvertScale( &expo, &expo, -0.5 );
-    double factor = -double(dims)/2.0 * log(2.0*M_PI);
+    double factor = -double(dims)/2.0 * log(2.0*CV_PI);
    cvAndS( &expo, cvScalar(factor), &expo );

    // Calculate the posterior probability of each component