I am using GNUplot to plot large volumes of data that I want to visualize in 3D - e.g., using the pm3d option. This is very slow rendering in software - is there free software that will do this using OpenGL or something?
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1 Answers
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ROOT will do this.
This beast is one of the major analysis and visualization tools used in the nuclear and particle physics communities these days. It can move a lot of data fast, and has fairly sophisticated set of visualization tools, and supports OpenGL. You can do the work in compiled c++ code, in the cint interpreter, or using the python bindings.
The big downside is that you may have to read a lot of documentation before you're ready to begin.