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Code Issues Releases Wiki Activity

euc_in_product

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Zeno Rogue
2023-01-06 00:09:12 +01:00
parent 28146b13f7
commit 4b3bfb9932
9 changed files with 129 additions and 33 deletions
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29
hypgraph.cpp
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@@ -2207,16 +2207,23 @@ void ballgeometry() {
queuereset(pmodel, PPR::CIRCLE);
}
EX transmatrix logical_to_actual_units() {
transmatrix T = cgi.logical_to_actual;
for(int i=0; i<3; i++) set_column(T, i, get_column(T, i) / hypot_d(3, get_column(T, i)));
return T;
}
EX void resetview() {
DEBBI(DF_GRAPH, ("reset view"));
// EUCLIDEAN
NLP = Id;
stretch::mstretch_matrix = Id;
auto& vo = get_view_orientation();
if(cwt.at) {
centerover = cwt.at;
View = iddspin(cwt.at, cwt.spin);
if(!flipplayer) View = spin180() * View;
if(cwt.mirrored) View = lmirror() * View;
if(!flipplayer) vo = spin180() * vo;
if(cwt.mirrored) vo = lmirror() * vo;
if(centering) {
hyperpoint vl = View * get_corner_position(cwt.at, cwt.spin);
@@ -2236,12 +2243,11 @@ EX void resetview() {
adjust_eye(View, cwt.at, -1);
if(WDIM == 2) View = spin(M_PI + vid.fixed_facing_dir * degree) * View;
if(WDIM == 3 && !gproduct) View = cspin90(0, 2) * View;
if(gproduct) NLP = cspin90(0, 2);
View = cgi.actual_to_logical * View;
if(embedded_plane) get_view_orientation() = cspin90(1, 2) * get_view_orientation();
if(embedded_plane && vid.wall_height < 0) View = cspin180(0, 1) * View;
if(WDIM == 2) vo = spin(M_PI + vid.fixed_facing_dir * degree) * vo;
if(WDIM == 3) vo = cspin90(0, 2) * vo;
vo = inverse(logical_to_actual_units()) * vo;
if(embedded_plane) vo = cspin90(1, 2) * vo;
if(embedded_plane && vid.wall_height < 0) vo = cspin180(0, 1) * vo;
cwtV = shiftless(View);
current_display->which_copy =
@@ -3349,6 +3355,13 @@ void shift_view_by_matrix(const transmatrix T, eShiftMethod sm) {
/* like rgpushxto0 but keeps the map orientation correct */
EX transmatrix map_relative_push(hyperpoint h) {
if(!embedded_plane) return rgpushxto0(h);
if(geom3::euc_in_product()) {
ld bz = zlevel(h);
auto h1 = h / exp(bz);
ld by = asin_auto(h1[1]);
ld bx = atan_auto(h1[0] / h1[2]);
return zpush(bz) * xpush(bx) * ypush(by);
}
if(geom3::same_in_same()) {
ld z = -asin_auto(h[2]);
ld u = 1 / cos_auto(z);