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Refactoring: prefix inc/dec operators for iterators

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This commit is contained in:
ntfshard
2015-07-26 23:36:26 +03:00
committed by Alessandro Ranellucci
parent 06913cc8b8
commit f2c4a66e45
5 changed files with 30 additions and 30 deletions
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46
xs/src/polypartition.cpp
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@@ -181,14 +181,14 @@ int TPPLPartition::RemoveHoles(list<TPPLPoly> *inpolys, list<TPPLPoly> *outpolys
//check for trivial case (no holes)
hasholes = false;
for(iter = inpolys->begin(); iter!=inpolys->end(); iter++) {
for(iter = inpolys->begin(); iter!=inpolys->end(); ++iter) {
if(iter->IsHole()) {
hasholes = true;
break;
}
}
if(!hasholes) {
for(iter = inpolys->begin(); iter!=inpolys->end(); iter++) {
for(iter = inpolys->begin(); iter!=inpolys->end(); ++iter) {
outpolys->push_back(*iter);
}
return 1;
@@ -199,7 +199,7 @@ int TPPLPartition::RemoveHoles(list<TPPLPoly> *inpolys, list<TPPLPoly> *outpolys
while(1) {
//find the hole point with the largest x
hasholes = false;
for(iter = polys.begin(); iter!=polys.end(); iter++) {
for(iter = polys.begin(); iter!=polys.end(); ++iter) {
if(!iter->IsHole()) continue;
if(!hasholes) {
@@ -219,7 +219,7 @@ int TPPLPartition::RemoveHoles(list<TPPLPoly> *inpolys, list<TPPLPoly> *outpolys
holepoint = holeiter->GetPoint(holepointindex);
pointfound = false;
for(iter = polys.begin(); iter!=polys.end(); iter++) {
for(iter = polys.begin(); iter!=polys.end(); ++iter) {
if(iter->IsHole()) continue;
for(i=0; i < iter->GetNumPoints(); i++) {
if(iter->GetPoint(i).x <= holepoint.x) continue;
@@ -235,7 +235,7 @@ int TPPLPartition::RemoveHoles(list<TPPLPoly> *inpolys, list<TPPLPoly> *outpolys
if(v2.x > v1.x) continue;
}
pointvisible = true;
for(iter2 = polys.begin(); iter2!=polys.end(); iter2++) {
for(iter2 = polys.begin(); iter2!=polys.end(); ++iter2) {
if(iter2->IsHole()) continue;
for(i2=0; i2 < iter2->GetNumPoints(); i2++) {
linep1 = iter2->GetPoint(i2);
@@ -278,7 +278,7 @@ int TPPLPartition::RemoveHoles(list<TPPLPoly> *inpolys, list<TPPLPoly> *outpolys
polys.push_back(newpoly);
}
for(iter = polys.begin(); iter!=polys.end(); iter++) {
for(iter = polys.begin(); iter!=polys.end(); ++iter) {
outpolys->push_back(*iter);
}
@@ -449,7 +449,7 @@ int TPPLPartition::Triangulate_EC(list<TPPLPoly> *inpolys, list<TPPLPoly> *trian
list<TPPLPoly>::iterator iter;
if(!RemoveHoles(inpolys,&outpolys)) return 0;
for(iter=outpolys.begin();iter!=outpolys.end();iter++) {
for(iter=outpolys.begin();iter!=outpolys.end();++iter) {
if(!Triangulate_EC(&(*iter),triangles)) return 0;
}
return 1;
@@ -484,7 +484,7 @@ int TPPLPartition::ConvexPartition_HM(TPPLPoly *poly, list<TPPLPoly> *parts) {
if(!Triangulate_EC(poly,&triangles)) return 0;
for(iter1 = triangles.begin(); iter1 != triangles.end(); iter1++) {
for(iter1 = triangles.begin(); iter1 != triangles.end(); ++iter1) {
poly1 = &(*iter1);
for(i11=0;i11<poly1->GetNumPoints();i11++) {
d1 = poly1->GetPoint(i11);
@@ -492,7 +492,7 @@ int TPPLPartition::ConvexPartition_HM(TPPLPoly *poly, list<TPPLPoly> *parts) {
d2 = poly1->GetPoint(i12);
isdiagonal = false;
for(iter2 = iter1; iter2 != triangles.end(); iter2++) {
for(iter2 = iter1; iter2 != triangles.end(); ++iter2) {
if(iter1 == iter2) continue;
poly2 = &(*iter2);
@@ -548,7 +548,7 @@ int TPPLPartition::ConvexPartition_HM(TPPLPoly *poly, list<TPPLPoly> *parts) {
}
}
for(iter1 = triangles.begin(); iter1 != triangles.end(); iter1++) {
for(iter1 = triangles.begin(); iter1 != triangles.end(); ++iter1) {
parts->push_back(*iter1);
}
@@ -560,7 +560,7 @@ int TPPLPartition::ConvexPartition_HM(list<TPPLPoly> *inpolys, list<TPPLPoly> *p
list<TPPLPoly>::iterator iter;
if(!RemoveHoles(inpolys,&outpolys)) return 0;
for(iter=outpolys.begin();iter!=outpolys.end();iter++) {
for(iter=outpolys.begin();iter!=outpolys.end();++iter) {
if(!ConvexPartition_HM(&(*iter),parts)) return 0;
}
return 1;
@@ -740,7 +740,7 @@ void TPPLPartition::TypeA(long i, long j, long k, PartitionVertex *vertices, DPS
iter = pairs->end();
lastiter = pairs->end();
while(iter!=pairs->begin()) {
iter--;
--iter;
if(!IsReflex(vertices[iter->index2].p,vertices[j].p,vertices[k].p)) lastiter = iter;
else break;
}
@@ -776,7 +776,7 @@ void TPPLPartition::TypeB(long i, long j, long k, PartitionVertex *vertices, DPS
while(iter!=pairs->end()) {
if(!IsReflex(vertices[i].p,vertices[j].p,vertices[iter->index1].p)) {
lastiter = iter;
iter++;
++iter;
}
else break;
}
@@ -917,7 +917,7 @@ int TPPLPartition::ConvexPartition_OPT(TPPLPoly *poly, list<TPPLPoly> *parts) {
}
if(!vertices[diagonal.index1].isConvex) {
iter = pairs->end();
iter--;
--iter;
j = iter->index2;
newdiagonal.index1 = j;
newdiagonal.index2 = diagonal.index2;
@@ -931,7 +931,7 @@ int TPPLPartition::ConvexPartition_OPT(TPPLPoly *poly, list<TPPLPoly> *parts) {
break;
}
iter2 = pairs2->end();
iter2--;
--iter2;
if(iter->index1 != iter2->index1) pairs2->pop_back();
else break;
}
@@ -1001,7 +1001,7 @@ int TPPLPartition::ConvexPartition_OPT(TPPLPoly *poly, list<TPPLPoly> *parts) {
pairs = &(dpstates[diagonal.index1][diagonal.index2].pairs);
if(!vertices[diagonal.index1].isConvex) {
iter = pairs->end();
iter--;
--iter;
j = iter->index2;
if(iter->index1 != iter->index2) ijreal = false;
} else {
@@ -1032,7 +1032,7 @@ int TPPLPartition::ConvexPartition_OPT(TPPLPoly *poly, list<TPPLPoly> *parts) {
indices.sort();
newpoly.Init((long)indices.size());
k=0;
for(iiter = indices.begin();iiter!=indices.end();iiter++) {
for(iiter = indices.begin();iiter!=indices.end(); ++iiter) {
newpoly[k] = vertices[*iiter].p;
k++;
}
@@ -1064,7 +1064,7 @@ int TPPLPartition::MonotonePartition(list<TPPLPoly> *inpolys, list<TPPLPoly> *mo
bool error = false;
numvertices = 0;
for(iter = inpolys->begin(); iter != inpolys->end(); iter++) {
for(iter = inpolys->begin(); iter != inpolys->end(); ++iter) {
numvertices += iter->GetNumPoints();
}
@@ -1073,7 +1073,7 @@ int TPPLPartition::MonotonePartition(list<TPPLPoly> *inpolys, list<TPPLPoly> *mo
newnumvertices = numvertices;
polystartindex = 0;
for(iter = inpolys->begin(); iter != inpolys->end(); iter++) {
for(iter = inpolys->begin(); iter != inpolys->end(); ++iter) {
poly = &(*iter);
polyendindex = polystartindex + poly->GetNumPoints()-1;
for(i=0;i<poly->GetNumPoints();i++) {
@@ -1174,7 +1174,7 @@ int TPPLPartition::MonotonePartition(list<TPPLPoly> *inpolys, list<TPPLPoly> *mo
error = true;
break;
}
edgeIter--;
--edgeIter;
//Insert the diagonal connecting vi to helper(ej) in D.
AddDiagonal(vertices,&newnumvertices,vindex,helpers[edgeIter->index]);
vertextypes[newnumvertices-2] = vertextypes[vindex];
@@ -1220,7 +1220,7 @@ int TPPLPartition::MonotonePartition(list<TPPLPoly> *inpolys, list<TPPLPoly> *mo
error = true;
break;
}
edgeIter--;
--edgeIter;
//if helper(ej) is a merge vertex
if(vertextypes[helpers[edgeIter->index]]==TPPL_VERTEXTYPE_MERGE) {
//Insert the diagonal connecting vi to helper(e j) in D.
@@ -1270,7 +1270,7 @@ int TPPLPartition::MonotonePartition(list<TPPLPoly> *inpolys, list<TPPLPoly> *mo
error = true;
break;
}
edgeIter--;
--edgeIter;
//if helper(ej) is a merge vertex
if(vertextypes[helpers[edgeIter->index]]==TPPL_VERTEXTYPE_MERGE) {
//Insert the diagonal connecting vi to helper(e j) in D.
@@ -1547,7 +1547,7 @@ int TPPLPartition::Triangulate_MONO(list<TPPLPoly> *inpolys, list<TPPLPoly> *tri
list<TPPLPoly>::iterator iter;
if(!MonotonePartition(inpolys,&monotone)) return 0;
for(iter = monotone.begin(); iter!=monotone.end();iter++) {
for(iter = monotone.begin(); iter!=monotone.end(); ++iter) {
if(!TriangulateMonotone(&(*iter),triangles)) return 0;
}
return 1;