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hr_exception, currently used for build_shortest_path

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Zeno Rogue 2019-04-03 20:24:15 +02:00
parent a179a2b80d
commit 44495852ad
3 changed files with 15 additions and 5 deletions
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4
cell.cpp
View File

@ -908,7 +908,7 @@ vector<cell*> build_shortest_path(cell *c1, cell *c2) {
while(c1 != c2) { while(c1 != c2) {
p.push_back(c1); p.push_back(c1);
forCellCM(c, c1) if(celldist(c) < celldist(c1)) { c1 = c; goto next1; } forCellCM(c, c1) if(celldist(c) < celldist(c1)) { c1 = c; goto next1; }
println(hlog, "could not build_shortest_path"); exit(1); throw hr_shortest_path_exception();
next1: ; next1: ;
} }
p.push_back(c1); p.push_back(c1);
@ -921,7 +921,7 @@ vector<cell*> build_shortest_path(cell *c1, cell *c2) {
while(c1 != c2) { while(c1 != c2) {
p.push_back(c1); p.push_back(c1);
forCellCM(c, c1) if(celldistance(c, c2) < celldistance(c1, c2)) { c1 = c; goto next; } forCellCM(c, c1) if(celldistance(c, c2) < celldistance(c1, c2)) { c1 = c; goto next; }
println(hlog, "could not build_shortest_path"); exit(1); throw hr_shortest_path_exception();
next: ; next: ;
} }
p.push_back(c1); p.push_back(c1);

5
hyper.h
View File

@ -79,6 +79,9 @@ using std::asinh;
using std::acosh; using std::acosh;
#endif #endif
struct hr_exception: std::exception { hr_exception() {} };
struct hr_shortest_path_exception: hr_exception { };
// genus (in grammar) // genus (in grammar)
#define GEN_M 0 #define GEN_M 0
#define GEN_F 1 #define GEN_F 1
@ -4547,7 +4550,7 @@ template<class T, class U> void hread(hstream& hs, map<T,U>& a) {
template<class C, class C1, class... CS> void hwrite(hstream& hs, const C& c, const C1& c1, const CS&... cs) { hwrite(hs, c); hwrite(hs, c1, cs...); } template<class C, class C1, class... CS> void hwrite(hstream& hs, const C& c, const C1& c1, const CS&... cs) { hwrite(hs, c); hwrite(hs, c1, cs...); }
template<class C, class C1, class... CS> void hread(hstream& hs, C& c, C1& c1, CS&... cs) { hread(hs, c); hread(hs, c1, cs...); } template<class C, class C1, class... CS> void hread(hstream& hs, C& c, C1& c1, CS&... cs) { hread(hs, c); hread(hs, c1, cs...); }
struct hstream_exception : std::exception { hstream_exception() {} }; struct hstream_exception : hr_exception { hstream_exception() {} };
struct fhstream : hstream { struct fhstream : hstream {
FILE *f; FILE *f;

11
racing.cpp
View File

@ -301,8 +301,15 @@ void generate_track() {
} }
} }
track = build_shortest_path(s, goal); try {
track = build_shortest_path(s, goal);
}
catch(hr_shortest_path_exception&) {
addMessage("error: could not build path");
gamegen_failure = true;
racing::on = false;
return;
}
/* /*
transmatrix At = spin(hrand(1000)); transmatrix At = spin(hrand(1000));