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Add machine workshop, typed logic, mechanics and sensor-driven ECUs

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max
2026-11-02 07:27:13 +01:00
parent eb2b6366c2
commit abfcce0f46
99 changed files with 28835 additions and 145 deletions
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11
tests/junction_tests.cpp
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@@ -7,7 +7,7 @@ using namespace fluidsim::port;
namespace {
void check(bool condition,const char* message) { if(!condition) throw std::runtime_error(message); }
struct Outcome { std::array<double,3> mass{}, pressure{}; std::uint64_t fallbacks{}; };
Outcome flow(bool reverse,bool rotate,float loss,bool mixed=false,bool swap_donors=false) {
Outcome flow(bool reverse,bool rotate,float loss,bool mixed=false,bool swap_donors=false,bool legacy=false) {
std::vector<Pipe1D> pipes;
for(int j=0;j<3;++j) {
pipes.emplace_back(.001f*(mixed?j+1:1),.2f,8);
@@ -16,19 +16,21 @@ Outcome flow(bool reverse,bool rotate,float loss,bool mixed=false,bool swap_dono
const double p=mixed?(j==0?120000:101325):101325;
const double u=(swap_donors?(j==0?0:-50):(j==0?70:0))*(reverse?-1:1);
cell={float(rho),float(rho*u),float(p/pipe_gm1+.5*rho*u*u),j==0?.7f:1.f,j==0?.1f:0.f};
cell.fuel_equivalent=j==0?.15f:0.f;
}
}
BoundarySystem boundaries(pipes);
std::array<std::array<float,3>,3> axes{{{-1,0,0},{1,0,0},{0,1,0}}};
if(rotate) for(auto& axis:axes) axis={-axis[1],axis[0],axis[2]};
boundaries.add_junction({{0,reverse,axes[0]},{1,!reverse,axes[1]},{2,!reverse,axes[2]}},BoundarySystem::JunctionMethod::Characteristic,loss);
boundaries.add_junction({{0,reverse,axes[0]},{1,!reverse,axes[1]},{2,!reverse,axes[2]}},legacy?BoundarySystem::JunctionMethod::LegacyRusanov:BoundarySystem::JunctionMethod::Characteristic,loss);
boundaries.add_closed_end(0,!reverse);boundaries.add_closed_end(1,reverse);boundaries.add_closed_end(2,reverse);
const auto totals=[&] {
std::array<double,4> t{};
std::array<double,5> t{};
for(auto& p:pipes) for(int i=0;i<int(p.cells.size());++i) {
const double m=p.cell_mass(i);
t[0]+=m;t[1]+=double(p.cells[i].energy)*p.cell_area(i)*p.cell_length(i);
t[2]+=m*p.cells[i].air;t[3]+=m*p.cells[i].fuel;
t[4]+=m*p.cells[i].fuel_equivalent;
}
return t;
};
@@ -36,7 +38,7 @@ Outcome flow(bool reverse,bool rotate,float loss,bool mixed=false,bool swap_dono
// End before waves reflected by the sealed far ends reach the fitting.
for(int i=0;i<30;++i) solver.step(1e-5f);
const auto final=totals();
for(int j=0;j<4;++j) check(std::abs(final[j]-initial[j])<std::max(1e-10,std::abs(initial[j])*1e-5),"junction lost mass, energy, or species");
for(int j=0;j<5;++j) check(std::abs(final[j]-initial[j])<std::max(1e-10,std::abs(initial[j])*1e-5),"junction lost mass, energy, or species (including burned-fuel origin)");
Outcome result;
for(int j=0;j<3;++j) {
const int endpoint=(j==0?reverse:!reverse)?0:7;
@@ -62,6 +64,7 @@ int main() {
}
flow(false,false,.5f,true);flow(true,true,.5f,true);
flow(false,false,.5f,true,true);flow(true,true,.5f,true,true);
flow(false,false,0,false,false,true);flow(true,true,0,false,false,true);
// Supersonic endpoint data must explicitly select the conservative fallback.
std::vector<Pipe1D> pipes;for(int j=0;j<2;++j) pipes.emplace_back(.001f,.1f,4);
for(auto& cell:pipes[0].cells) { const float u=500;cell.momentum=cell.rho*u;cell.energy+=.5f*cell.rho*u*u; }