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embeddings:: 3d-models:: fixed animate_bird

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This commit is contained in:
Zeno Rogue 2023-02-04 00:29:31 +01:00
parent 93ebe337b5
commit 8e004230a7
1 changed files with 9 additions and 5 deletions
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14
3d-models.cpp
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@ -632,11 +632,15 @@ void geometry_information::animate_bird(hpcshape& orig, hpcshape_animated& anima
clone_shape(orig, tgt);
ld alpha = cos(M_PI * i / WINGS) * 30 * degree;
for(int i=tgt.s; i<tgt.e; i++) {
if(abs(hpc[i][1]) > body) {
ld off = hpc[i][1] > 0 ? body : -body;
hpc[i][2] += abs(hpc[i][1] - off) * sin(alpha);
hpc[i][1] = off + (hpc[i][1] - off) * cos(alpha);
hpc[i] = normalize(hpc[i]);
hyperpoint h = hpc[i];
h = cgi.emb->actual_to_logical(hpc[i]);
if(abs(h[1]) > body) {
ld off = h[1] > 0 ? body : -body;
h[2] += abs(h[1] - off) * sin(alpha);
h[1] = off + (h[1] - off) * cos(alpha);
h = cgi.emb->logical_to_actual(h);
h = normalize(h);
hpc[i] = h;
}
}
}