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Zeno Rogue
2017-12-25 23:47:57 +01:00
parent ae70662495
commit 0a9f69f0ef
3 changed files with 324 additions and 47 deletions
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25
hyperpoint.cpp
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@@ -82,6 +82,10 @@ ld intvalxy(const hyperpoint &h1, const hyperpoint &h2) {
return squar(h1[0]-h2[0]) + squar(h1[1]-h2[1]);
}
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 zlevel(const hyperpoint &h) {
if(euclid) return h[2];
else if(sphere) return sqrt(intval(h, Hypc));
@@ -390,15 +394,15 @@ double hdist(const hyperpoint& h1, const hyperpoint& h2) {
namespace hyperpoint_vec {
hyperpoint operator * (double d, hyperpoint h) {
hyperpoint operator * (ld d, hyperpoint h) {
return hpxyz(h[0]*d, h[1]*d, h[2]*d);
}
hyperpoint operator * (hyperpoint h, double d) {
hyperpoint operator * (hyperpoint h, ld d) {
return hpxyz(h[0]*d, h[1]*d, h[2]*d);
}
hyperpoint operator / (hyperpoint h, double d) {
hyperpoint operator / (hyperpoint h, ld d) {
return hpxyz(h[0]/d, h[1]/d, h[2]/d);
}
@@ -409,7 +413,20 @@ namespace hyperpoint_vec {
hyperpoint operator - (hyperpoint h, hyperpoint h2) {
return hpxyz(h[0]-h2[0], h[1]-h2[1], h[2]-h2[2]);
}
// cross product
hyperpoint operator ^ (hyperpoint h1, hyperpoint h2) {
return hpxyz(
h1[1] * h2[2] - h1[2] * h2[1],
h1[2] * h2[0] - h1[0] * h2[2],
h1[0] * h2[1] - h1[1] * h2[0]
);
}
// inner product
ld operator | (hyperpoint h1, hyperpoint h2) {
return h1[0] * h2[0] + h1[1] * h2[1] + h1[2] * h2[2];
}
}
hyperpoint mscale(const hyperpoint& t, double fac) {