From: Carlos R. <car...@gm...> - 2013-03-20 20:49:05
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Thank you Stephen! So, If I understood, in the actual version of Anuga for windows (1.2.1) there is no chance to use the well balanced scheme unless I use the "tsunami" algorithm. Another option is using the current research version, isn't it? Indeed I tried to use it, but I had a lot of problems trying to compile "cg_ext.c" and "cg_utils.c" files. I guess there is a problem with the gcc compiler with windows 64 bits, but I couldn't solve it. Do you have any idea about this? Best regards and thank you for your help again. Carlos 2013/3/20 Stephen Roberts <ste...@an...> > > Hi, > > Version 1.3 from Sourceforge: > > The version on sourceforge doesn't use well balancing. > > Development version: > > The development version (from anuga.anu.edu.au) uses an algorithm which > is well balanced is the domain is completely wet. The default is "1_5" > which can be interpreted as 1st order time, second order space. There is > also "2_0" which is second order in both time and space. The "1_5" is more > diffusive than "2_0", and is about twice as fast. > > There is an alternative algorithm which we call "tsunami" which is well > balanced even if there are wet and dry regions. But at present there are > problems with this algorithm when there is a shallow flow flowing down > terrain (as happens when we have rainfall applied to the domain). So we > haven't made "tsunami" the default, though we are actively work on it. > > To choose an algorithm use the command. For instance the following sets > using the "2_0" algorithm. > > domain.set_flow_algorithm("2_0") > > Cheers > Steve > > > > > On 21/03/2013 1:00 AM, Carlos Rozas wrote: > > Hi, > > I wonder if ANUGA uses the well-balanced scheme per default, or should I > call any special function to use this scheme? > > Regards, > Carlos > > > ------------------------------------------------------------------------------ > Everyone hates slow websites. So do we. > Make your web apps faster with AppDynamics > Download AppDynamics Lite for free today:http://p.sf.net/sfu/appdyn_d2d_mar > > > > _______________________________________________ > Anuga-user mailing lis...@li...https://lists.sourceforge.net/lists/listinfo/anuga-user > > > > -- > +--------------------------------------------------------------------+ > | Steve Roberts | My Office: (61)(2) 6125 4445 | > | Department of Mathematics | Math Office: (61)(2) 6125 2908 | > | Mathematical Sciences Institute| Fax: (61)(2) 6125 4984 | > | John Dedman Building #27 | mailto:ste...@an... <ste...@an...> | > | Australian National University | http://www.maths.anu.edu.au/~steve| > | Canberra ACT 0200 AUSTRALIA | ANU CRICOS # 00120C | > +--------------------------------------------------------------------+ > > > |