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#include <kel/lbm/lbm.hpp>
#include <iostream>
namespace sch {
using namespace saw::schema;
using MetaArgsStruct = Struct<
Member<Float64, "dx">,
Member<Float64, "dt">,
Member<Float64, "kin_vis">,
Member<Float64, "char_vel">,
Member<Float64, "char_len">
>;
using MetaArgs = Args<
MetaArgsStruct,
Tuple<UInt64,UInt64>
>;
}
template<
saw::error_or<void> meta_main(int argc, char** argv){
using namespace kel::lbm;
std::string_view cfg_file_name = "config.json";
if(argc > 1){
cfg_file_name = argv[1];
}
saw::data<MetaArgs> args_dat;
{
saw::data<MetaArgs, saw::encode::Args> args_enc{argc,argv};
saw::codec<MetaArgs, saw::encode::Args> args_codec;
auto eov = args_codec.decode(args_enc,args_dat);
if(eov.is_error()){
return eov;
}
auto& args_str = args_dat.template get<"args">();
auto& args_pos = args_dat.template get<"positionals">();
converter<sch::Float64> conv{
{args_str.template get<"delta_x">()},
{args_str.template get<"delta_t">()}
};
switch(args_pos.get<0u>().get()){
case 1u:
{
}
break;
case 2u:
{
switch(args_pos.get<1u>().get()){
case 5u:
break;
case 9u:
break;
default:
return saw::make_error<saw::err::critical>("Second positional needs to be a valid velocity set");
}
}
break;
case 3u:
{
}
break;
default:
return saw::make_error<saw::err::critical>("First positional needs to be Dimension 1,2 or 3");
}
print_lbm_meta<sch::Float64,sch::Descriptor<2,9>>(conv, {args_str.template get<"kinematic_viscosity">()},{args_str.template get<"char_vel">()},{args_str.template get<"char_len">()});
return saw::make_void();
}
int main(int argc, char** argv){
auto eov = meta_main(argc,argv);
if(eov.is_error()){
auto& err = eov.get_error();
std::cerr<<"[Error]: "<<err.get_category();
auto err_msg = err.get_message();
if(not err_msg.empty()){
std::cerr<<" - "<<err_msg;
}
std::cerr<<std::endl;
}
return 0;
}
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