Hi experts So I’m using a macro (attached here) to grab the start and end points of particle tracks and then take the dot product of the two kinds of tracks (MC and Reco). I want to take the dot product of every track in the MCTracktree with every track in the RecoTracktree. The issue I’m having is…

[image] Triple pointer ROOT operator new[] @ cplusplus.com , Multi-Dimensional Arrays @ cplusplus.com , Create a two-dimensional array at runtime @ rosettacode.org , Introduction to dynamic two dimensional arrays in C++ @ codeproject.com

Wile_E_Coyote February 15, 2018, 7:05am 3

Root crashes while filling out a 2D array in a nested FOR loop