mirrors/hyperrogue
1
0
Fork 0
mirror of https://github.com/zenorogue/hyperrogue.git synced 2025-11-08 17:53:00 +00:00
Code Issues Releases Wiki Activity

improved hyperboloid model

Browse Source
This commit is contained in:
Zeno Rogue
2018-10-23 20:08:57 +02:00
parent 0d4ab71115
commit 8a37a43547
6 changed files with 110 additions and 22 deletions
Download Patch File Download Diff File Expand all files Collapse all files

44
graph.cpp
View File

@@ -5562,15 +5562,43 @@ void drawfullmap() {
if(pmodel == mdBall) ballgeometry();
}
if(pmodel == mdHyperboloid) {
if(pmodel == mdHyperboloid && hyperbolic) {
#if CAP_QUEUE
color_t col = darkena(0x80, 0, 0x80);
queueline(hpxyz(0,0,1), hpxyz(0,0,-vid.alpha), col, 0, PPR::CIRCLE);
queueline(xpush0(+4), hpxyz(0,0,0), col, 0, PPR::CIRCLE);
queueline(xpush0(+4), hpxyz(0,0,-vid.alpha), col, 0, PPR::CIRCLE);
queueline(xpush0(-4), hpxyz(0,0,0), col, 0, PPR::CIRCLE);
queueline(xpush0(-4), hpxyz(0,0,-vid.alpha), col, 0, PPR::CIRCLE);
queueline(hpxyz(-1,0,0), hpxyz(1,0,0), col, 0, PPR::CIRCLE);
curvepoint(hpxyz(0,0,1));
curvepoint(hpxyz(0,0,-vid.alpha));
queuecurve(ringcolor, 0, PPR::CIRCLE);
ld& tz = conformal::top_z;
ld z = acosh(tz);
hyperpoint a = xpush0(z);
ld ball = -vid.ballangle * M_PI / 180;
ld cb = cos(ball), sb = sin(ball);
a[1] = sb * a[2] / -cb;
a[0] = sqrt(-1 + a[2] * a[2] - a[1] * a[1]);
curvepoint(hpxyz(0,0,-vid.alpha));
curvepoint(a);
curvepoint(hpxyz(0,0,0));
a[0] = -a[0];
curvepoint(a);
curvepoint(hpxyz(0,0,-vid.alpha));
queuecurve(ringcolor, 0, PPR::CIRCLE);
curvepoint(hpxyz(-1,0,0));
curvepoint(hpxyz(1,0,0));
queuecurve(ringcolor, 0, PPR::CIRCLE);
a[1] = sb * tz / -cb;
a[0] = sqrt(tz * tz - a[1] * a[1]);
a[2] = tz - vid.alpha;
curvepoint(a);
curvepoint(hpxyz(0,0,-vid.alpha));
a[0] = -a[0];
curvepoint(a);
queuecurve(ringcolor, 0, PPR::CIRCLE);
#endif
}