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torus movement

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Zeno Rogue
2017-12-27 06:31:47 +01:00
parent 65dd903b2f
commit f6fa051eab
3 changed files with 106 additions and 75 deletions
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36
hyperpoint.cpp
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@@ -86,6 +86,10 @@ ld intvalxyz(const hyperpoint &h1, const hyperpoint &h2) {
return squar(h1[0]-h2[0]) + squar(h1[1]-h2[1]) + squar(h1[2]-h2[2]);
}
ld hypot3(const hyperpoint& h) {
return sqrt(h[0]*h[0]+h[1]*h[1]+h[2]*h[2]);
}
ld zlevel(const hyperpoint &h) {
if(euclid) return h[2];
else if(sphere) return sqrt(intval(h, Hypc));
@@ -394,26 +398,32 @@ double hdist(const hyperpoint& h1, const hyperpoint& h2) {
namespace hyperpoint_vec {
hyperpoint operator * (ld d, hyperpoint h) {
return hpxyz(h[0]*d, h[1]*d, h[2]*d);
hyperpoint& operator *= (hyperpoint& h, ld d) {
h[0] *= d; h[1] *= d; h[2] *= d;
return h;
}
hyperpoint operator * (hyperpoint h, ld d) {
return hpxyz(h[0]*d, h[1]*d, h[2]*d);
hyperpoint& operator /= (hyperpoint& h, ld d) {
h[0] /= d; h[1] /= d; h[2] /= d;
return h;
}
hyperpoint operator / (hyperpoint h, ld d) {
return hpxyz(h[0]/d, h[1]/d, h[2]/d);
hyperpoint operator += (hyperpoint& h, hyperpoint h2) {
for(int i: {0,1,2}) h[i] += h2[i];
return h;
}
hyperpoint operator + (hyperpoint h, hyperpoint h2) {
return hpxyz(h[0]+h2[0], h[1]+h2[1], h[2]+h2[2]);
}
hyperpoint operator - (hyperpoint h, hyperpoint h2) {
return hpxyz(h[0]-h2[0], h[1]-h2[1], h[2]-h2[2]);
hyperpoint operator -= (hyperpoint& h, hyperpoint h2) {
for(int i: {0,1,2}) h[i] -= h2[i];
return h;
}
hyperpoint operator * (ld d, hyperpoint h) { return h *= d; }
hyperpoint operator * (hyperpoint h, ld d) { return h *= d; }
hyperpoint operator / (hyperpoint h, ld d) { return h /= d; }
hyperpoint operator + (hyperpoint h, hyperpoint h2) { return h += h2; }
hyperpoint operator - (hyperpoint h, hyperpoint h2) { return h -= h2; }
// cross product
hyperpoint operator ^ (hyperpoint h1, hyperpoint h2) {
return hpxyz(