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rogueviz::flocking:: follow without gmatrix

This commit is contained in:
Zeno Rogue 2019-04-21 20:51:47 +02:00
parent 7548e4903b
commit 48d6523672
1 changed files with 11 additions and 2 deletions
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13
rogueviz-flocking.cpp
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@ -251,8 +251,14 @@ namespace flocking {
if(follow) {
if(follow == 1)
if(follow == 1) {
gmatrix.clear();
vdata[0].m->pat = View * calc_relative_matrix(vdata[0].m->base, viewctr.at->c7, C0) * vdata[0].m->at;
View = spin(90 * degree) * inverse(vdata[0].m->pat) * View;
if(DIM == 3) {
View = hr::cspin(1, 2, 90 * degree) * View;
}
}
if(follow == 2) {
// we take the average in R^3 of all the boid positions of the Minkowski hyperboloid
@ -261,7 +267,10 @@ namespace flocking {
// (the same method is commonly used on the sphere AFAIK)
using namespace hyperpoint_vec;
hyperpoint h = Hypc;
for(int i=0; i<N; i++) h += tC0(vdata[i].m->pat);
for(int i=0; i<N; i++) if(gmatrix.count(vdata[i].m->base)) {
vdata[i].m->pat = gmatrix[vdata[i].m->base] * vdata[i].m->at;
h += tC0(vdata[i].m->pat);
}
h = normalize(h);
View = gpushxto0(h) * View;
}