Hi, Since there are a lot of improvements, I have changed to root version 1.03.04 from 1.02 (HP-UX 10.20 and Linux). Now, the Postscript semms to work, but I lost my self-defined colors. To demonstrate this problem, I have listed this small programm. { gROOT->Reset(); int colNum=48; int colPoint=51; colorList=gROOT->GetListOfColors(); while(colorList.LastIndex()>0) colorList.RemoveLast(); int mypalette[colNum]; for ( int i=0; i<colNum; i++){ TColor(i+colPoint,1-(i/(colNum*1.0)),1-(i/(colNum*1.0)), (i/(colNum*1.0))," "); if((i+colPoint)<100) { colorList.RemoveLast(); //TColor *light colorList.RemoveLast(); //TColor *dark } mypalette[i]=i+colPoint; } c1 = new TCanvas("prtname","Surface Draw",200,10,700,500); gStyle->SetPalette(colNum,mypalette); pad1=new TPad("pad1","Title",0,0,1,1,10); pad1->Draw(); TF2 *f2 = new TF2("f2","(x^2) + (y^2) - (x^3) -9*x*(y^4)",-2,1,-3,3); f2->SetContour(colNum); f2->SetFillColor(0); pad1->cd(); f2->Draw("surf2"); } Please, explain me how to bring up this code to version 1.03.04 . Thank you, Marc Mueller
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