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dual tilings

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Zeno Rogue
2018-08-30 02:11:43 +02:00
parent d95fc4b8d4
commit 829850a701
12 changed files with 119 additions and 45 deletions
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23
pattern2.cpp
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@@ -1065,13 +1065,17 @@ namespace patterns {
}
bool geosupport_chessboard() {
return (archimedean && PURE) ? arcm::current.support_chessboard() : (VALENCE % 2 == 0);
return
(archimedean && PURE) ? arcm::current.support_chessboard() :
(archimedean && DUAL) ? arcm::current.support_threecolor_bitruncated() :
(VALENCE % 2 == 0);
}
int geosupport_threecolor() {
if(IRREGULAR) return 0;
if(archimedean && PURE) return arcm::current.support_threecolor();
if(archimedean && BITRUNCATED) return arcm::current.support_threecolor_bitruncated();
if(archimedean && DUAL) return 0; // it sometimes does support threecolor, but it can be obtained in other ways then
if(BITRUNCATED && S3 == 3) {
if(S7 % 2) return 1;
return 2;
@@ -1086,8 +1090,11 @@ int geosupport_threecolor() {
int geosupport_football() {
// always works in bitrunc geometries
if(BITRUNCATED) return 2;
if(archimedean && DUAL) return false;
// it sometimes does support football, but it can be obtained in other ways then
if(archimedean) return arcm::current.support_football();
if(archimedean /* PURE */) return arcm::current.support_football();
if(IRREGULAR) return irr::bitruncations_performed ? 2 : 1;
@@ -1225,8 +1232,12 @@ bool kraken_pseudohept(cell *c) {
return ishept(c);
else if(IRREGULAR)
return c->type != 6;
else if(archimedean)
else if(archimedean && PURE)
return c->type == isize(arcm::current.triangles[0]);
else if(archimedean && BITRUNCATED)
return pseudohept(c);
else if(archimedean && DUAL)
return true;
else if(!euclid && S3 == 3 && !(S7&1) && gp_threecolor() == 1)
return ishept(c);
else
@@ -1868,12 +1879,12 @@ namespace patterns {
return;
}
if(archimedean) {
if(whichPattern == PAT_COLORING) {
if(whichPattern == PAT_COLORING && geosupport_threecolor()) {
if(subpattern_flags & SPF_FOOTBALL) cgroup = cpFootball;
else cgroup = cpThree;
}
else if(whichPattern == PAT_CHESS && arcm::current.support_chessboard()) cgroup = cpChess;
else if(whichPattern == 0 && (subpattern_flags & SPF_FOOTBALL) && arcm::current.support_football()) cgroup = cpFootball;
else if(whichPattern == PAT_CHESS && geosupport_chessboard()) cgroup = cpChess;
else if(whichPattern == PAT_TYPES && (subpattern_flags & SPF_FOOTBALL) && geosupport_football()) cgroup = cpFootball;
return;
}
for(int i=0; i<isize(cpatterns); i++)