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-rw-r--r--Build/source/utils/asymptote/guide.cc30
1 files changed, 23 insertions, 7 deletions
diff --git a/Build/source/utils/asymptote/guide.cc b/Build/source/utils/asymptote/guide.cc
index b46c269290d..6479a00ba56 100644
--- a/Build/source/utils/asymptote/guide.cc
+++ b/Build/source/utils/asymptote/guide.cc
@@ -8,28 +8,44 @@
namespace camp {
+multiguide::multiguide(guidevector& v)
+{
+ // This constructor tests if the first subguide is also a multiguide and,
+ // if possible, uses the same base, extending it beyond what is used.
+ multiguide *rg = v.empty() ? 0 : dynamic_cast<multiguide *>(v[0]);
+ if (rg && rg->base->size() == rg->length) {
+ base = rg->base;
+ base->insert(base->end(), v.begin()+1, v.end());
+ }
+ else
+ base = new guidevector(v);
+
+ length = base->size();
+}
+
void multiguide::flatten(flatguide& g, bool allowsolve)
{
- size_t n=v.size();
+ size_t n=length;
if(n > 0) {
for(size_t i=0; i+1 < n; ++i) {
- v[i]->flatten(g,allowsolve);
- if(!allowsolve && v[i]->cyclic()) {
+ subguide(i)->flatten(g,allowsolve);
+ if(!allowsolve && subguide(i)->cyclic()) {
g.precyclic(true);
g.resolvecycle();
}
}
- v[n-1]->flatten(g,allowsolve);
+ subguide(n-1)->flatten(g,allowsolve);
}
}
void multiguide::print(ostream& out) const
{
side lastLoc=JOIN;
- for(size_t i=0; i < v.size(); ++i) {
- side loc=v[i]->printLocation();
+ for(size_t i=0; i < length; ++i) {
+ guide *g = subguide(i);
+ side loc = g->printLocation();
adjustLocation(out,lastLoc,loc);
- v[i]->print(out);
+ g->print(out);
lastLoc=loc;
}
}