Hi, I have just started using root 3.05.07 on Linux RH 7.2. I have a TH3F object which I fill from a tree, and then want to make xy slices for different z values. With root 3.02.07 I did: (where mov is the pointer to the TH3F object and i the slice I want to extract) mov->GetZaxis()->SetRange(i,i); TH2D* ground = (TH2D*) mov->Project3D("yx"); With version 3.05.07 this does not seem to work, since the second instruction results in a projection of all the zbins of the TH3F histogram (not just bin i). But if I simply do mov->Draw(), only the "i" slice is drawn, as it should be. Anyone has had any problem and know how to solve it? Thanks in advance, and best regards, A. Moralejo. --- ********************************************** * Abelardo Moralejo Olaizola * * Dipartimento di Fisica Galileo Galilei * * e INFN, sezione di Padova. * * Via Marzolo, 8. PADOVA 35131 * **********************************************
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