QRT Ray Tracer bitmap

Overview
Quick Ray Tracer bitmap image is the default output format of the QRT Ray Tracer (also known as Quick Ray Tracer or QRT) software. It is an uncompressed truecolor raster image format.

It is not to be confused with the QRT Ray Tracer scene description format (.QRT).

Format
Files have a 4-byte header, containing the width and height. Each row has a 2-byte prefix containing the row number.

Identifiers

 * Filename extension: Unknown

Software

 * QRT Ray Tracer source code (RAYSRC.ZIP)
 * Netpbm (qrttoppm) (read-only)
 * XnView