qrttoppm
Convert QRT ray tracer output to PPM
TLDR
Convert QRT ray tracer output to PPM
$ qrttoppm [input.qrt] > [output.ppm]
SYNOPSIS
qrttoppm [file]
DESCRIPTION
qrttoppm converts images from the QRT ray tracer output format to PPM (Portable Pixmap) format. QRT was an early ray tracing program, and this tool is part of the Netpbm image processing toolkit, enabling legacy QRT renders to be converted into a widely supported format for viewing or further processing.
INSTALL
sudo apt install netpbm
sudo dnf install netpbm
sudo pacman -S netpbm
sudo apk add netpbm
sudo zypper install netpbm
brew install netpbm
nix profile install nixpkgs#netpbm