add std:: namespace to isnan (fixes #8)

ircam-ismm · May 27, 2019 · 7dc1297 · 7dc1297
1 parent 6b9455b
commit 7dc1297
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/src/core/distributions/xmmGaussianDistribution.cpp b/src/core/distributions/xmmGaussianDistribution.cpp
@@ -533,7 +533,7 @@ xmm::Ellipse xmm::GaussianDistribution::toEllipse(unsigned int dimension1,
     gaussian_ellipse.width = sqrt(5.991 * eigenVal1);
     gaussian_ellipse.height = sqrt(5.991 * eigenVal2);
     gaussian_ellipse.angle = atan(b / (eigenVal1 - c));
-    if (isnan(gaussian_ellipse.angle)) {
+    if (std::isnan(gaussian_ellipse.angle)) {
         gaussian_ellipse.angle = M_PI_2;
     }
 
@@ -695,7 +695,7 @@ xmm::Ellipse xmm::covariance2ellipse(double c_xx, double c_xy, double c_yy) {
     gaussian_ellipse.width = sqrt(5.991 * eigenVal1);
     gaussian_ellipse.height = sqrt(5.991 * eigenVal2);
     gaussian_ellipse.angle = atan(c_xy / (eigenVal1 - c_yy));
-    if (isnan(gaussian_ellipse.angle)) {
+    if (std::isnan(gaussian_ellipse.angle)) {
         gaussian_ellipse.angle = M_PI_2;
     }