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geodesics in Sol

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Zeno Rogue
2019-07-28 11:07:21 +02:00
parent 9326b9594b
commit 598603c937
15 changed files with 519 additions and 162 deletions
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14
hypgraph.cpp
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@@ -318,6 +318,15 @@ void applymodel(hyperpoint H, hyperpoint& ret) {
ret[2] = 1;
return;
}
case mdSolPerspective: {
auto S = solv::inverse_exp(H);
ld ratio = vid.xres / current_display->tanfov / current_display->radius / 2;
ret[0] = S[0]/S[2] * ratio;
ret[1] = S[1]/S[2] * ratio;
ret[2] = 1;
return;
}
case mdUnchanged:
case mdFlatten:
@@ -897,6 +906,7 @@ bool invalid_point(const transmatrix T) {
bool in_smart_range(const transmatrix& T) {
if(invalid_point(T)) return false;
if(pmodel == mdSolPerspective) return solv::in_table_range(solv::ilocal_perspective * tC0(T));
hyperpoint h1;
applymodel(tC0(T), h1);
for(int i=0; i<DIM; i++)
@@ -1863,7 +1873,9 @@ bool limited_generation(cell *c) {
bool do_draw(cell *c, const transmatrix& T) {
if(WDIM == 3) {
if(cells_drawn > vid.cells_drawn_limit) return false;
if(vid.use_smart_range) {
if(sol)
return solv::in_table_range(solv::ilocal_perspective * tC0(T));
else if(vid.use_smart_range) {
if(cells_drawn >= 50 && !in_smart_range(T)) return false;
if(!limited_generation(c)) return false;
}