vendor/tomotopy/src/Utils/MultiNormalDistribution.hpp in tomoto-0.1.3 vs vendor/tomotopy/src/Utils/MultiNormalDistribution.hpp in tomoto-0.1.4

@@ -49,11 +49,12 @@
 						Eigen::Matrix<_Ty, -1, 1> o = list(i) - newDist.mean;
 						newDist.cov += o * o.transpose();
 					}
 					if (len > 1) newDist.cov /= len - 1;
 				}
-				newDist.l = newDist.cov.llt().matrixL();
-				newDist.logDet = newDist.l.diagonal().array().log().sum();
+				Eigen::MatrixXd l = newDist.cov.template cast<double>().llt().matrixL();
+				newDist.l = l.template cast<float>();
+				newDist.logDet = l.diagonal().array().log().sum();
 				return newDist;
 			}
 
 			DEFINE_SERIALIZER_CALLBACK(onRead, mean, cov);
 		private:
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