C++ code used in the paper Zylstra, P., Bradstock, R.A., Bedward, M., Penman, T.D., Doherty, M.D., Weber, R.O., Gill, A.M. & Cary, G.J. (2016) Biophysical mechanistic modelling quantifies the effects of plant traits on fire severity: species, not surface fuel loads determine flame dimensions in eucalypt forests. PLoS One, 11, e0160715.