r.spread - Simulates elliptically anisotropic spread on a graphics window and generates a raster map of the cumulative time of spread, given raster maps containing the rates of spread (ROS), the ROS directions and the spread origins.
Raster (r.*)
ParameterRaster|max|Name of raster map containing MAX rate of spread (ROS) (cm/min)|True
ParameterRaster|dir|Name of raster map containing DIRections of max ROS (degree)|True
ParameterRaster|base|Name of raster map containing BASE ROS (cm/min)|True
ParameterRaster|start|Name of raster map containing STARTing sources|True