mirrors/hyperrogue
1
0
Fork 0
mirror of https://github.com/zenorogue/hyperrogue.git synced 2025-10-30 21:42:59 +00:00
Code Issues Releases Wiki Activity

embedded_plane:: safer pushing

Browse Source
This commit is contained in:
Zeno Rogue
2022-12-08 22:06:44 +01:00
parent 0c59d626bb
commit 69af3ee4e3
1 changed files with 16 additions and 15 deletions
Download Patch File Download Diff File Expand all files Collapse all files

31
hyperpoint.cpp
View File

@@ -745,7 +745,7 @@ EX transmatrix cmirror(int cid) {
EX transmatrix xpush(ld alpha) { return cpush(0, alpha); }
EX transmatrix lxpush(ld alpha) {
if(WDIM == 2 && GDIM == 3) {
if(embedded_plane) {
geom3::light_flip(true);
auto t = cpush(0, alpha);
geom3::light_flip(false);
@@ -1601,12 +1601,13 @@ EX transmatrix transpose(transmatrix T) {
}
EX hyperpoint lspinpush0(ld alpha, ld x) {
geom3::light_flip(true);
bool f = embedded_plane;
if(f) geom3::light_flip(true);
if(embedded_plane) throw hr_exception("still embedded plane");
hyperpoint h = xspinpush0(alpha, x);
geom3::light_flip(false);
swapmatrix(h);
if(f) geom3::light_flip(false);
if(f) swapmatrix(h);
return h;
// return spin(alpha) * lxpush(x) * C0;
}
#if HDR
@@ -1627,16 +1628,6 @@ inline hyperpoint cpush0(int c, ld x) {
return h;
}
inline hyperpoint xspinpush0(ld alpha, ld x) {
if(sl2) return slr::polar(x, -alpha, 0);
if(embedded_plane) return lspinpush0(alpha, x);
hyperpoint h = Hypc;
h[LDIM] = cos_auto(x);
h[0] = sin_auto(x) * cos(alpha);
h[1] = sin_auto(x) * -sin(alpha);
return h;
}
inline hyperpoint xpush0(ld x) { return cpush0(0, x); }
inline hyperpoint lxpush0(ld x) { return lxpush(x) * tile_center(); }
inline hyperpoint ypush0(ld x) { return cpush0(1, x); }
@@ -1656,6 +1647,16 @@ inline shiftpoint tC0(const shiftmatrix &T) {
}
#endif
EX hyperpoint xspinpush0(ld alpha, ld x) {
if(sl2) return slr::polar(x, -alpha, 0);
if(embedded_plane) return lspinpush0(alpha, x);
hyperpoint h = Hypc;
h[LDIM] = cos_auto(x);
h[0] = sin_auto(x) * cos(alpha);
h[1] = sin_auto(x) * -sin(alpha);
return h;
}
/** tangent vector in the given direction */
EX hyperpoint ctangent(int c, ld x) { return point3(c==0?x:0, c==1?x:0, c==2?x:0); }