The default rfl value for -g is used when -g is not given. That's the definition of default, isn't it? =8-)
Greg is saying that -g needs an argument, for the ground refl. It's not an on/off switch. Rob Guglielmetti IESNA, LEED AP Commercial Buildings Research Group National Renewable Energy Laboratory 1617 Cole Blvd MS:RSF202 Golden, CO 80401 T. 303.275.4319 F. 303.630.2055 E. [email protected] On 2/9/11 11:05 AM, "Randolph M. Fritz" <[email protected]> wrote: >So is the default never used? Or only when -g is not given? > >On 2011-02-07 13:49:44 -0800, Gregory J. Ward said: > >> That's because -g is expecting an argument (the ground reflectance). >> If you give "-c" after, it probably calls atof("-c") which returns 0. >> >> In general, Radiance doesn't have very paranoid argument checking. If >> you don't give a legal command line, many Radiance programs just muddle >> through (or crash if they try reading past the last argument). The >> exceptions to this are the rendering programs and a few utilities that >> call badarg() to check command argument types. >> >> -Greg >> >>> From: "Randolph M. Fritz" <[email protected]> >>> Date: February 7, 2011 1:29:09 PM PST >>> >>> If -g is given as the last argument to the gensky command, a bus error >>> or segmentation fault results. That is: >>> gensky 3 31 10:00 -g -c >>> works, but >>> gensky 3 31 10:00 -c -g >>> fails. >>> -- >>> Randolph M. Fritz € [email protected] >>> Environmental Energy Technologies Division € Lawrence Berkeley Labs > > >-- >Randolph M. Fritz € [email protected] >Environmental Energy Technologies Division € Lawrence Berkeley Labs > > > >_______________________________________________ >Radiance-dev mailing list >[email protected] >http://www.radiance-online.org/mailman/listinfo/radiance-dev _______________________________________________ Radiance-dev mailing list [email protected] http://www.radiance-online.org/mailman/listinfo/radiance-dev
