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binary tiling

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Zeno Rogue
2018-08-09 19:28:53 +02:00
parent ebe57688ad
commit 4f3cc3783a
21 changed files with 531 additions and 103 deletions
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25
textures.cpp
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@@ -313,6 +313,31 @@ void mapTexture(cell *c, textureinfo& mi, patterns::patterninfo &si, const trans
}
}
else if(binarytiling) {
mi.M = T;
mi.triangles.clear();
ld yx = log(2) / 2;
ld yy = yx;
ld xx = 1 / sqrt(2)/2;
hyperpoint vertices[8];
vertices[0] = get_horopoint(-yy, xx);
vertices[1] = get_horopoint(yy, 2*xx);
vertices[2] = get_horopoint(yy, xx);
vertices[3] = get_horopoint(yy, 0);
vertices[4] = get_horopoint(yy, -xx);
vertices[5] = get_horopoint(yy, -2*xx);
vertices[6] = get_horopoint(-yy, -xx);
vertices[7] = get_horopoint(-yy, 0);
for(int i=0; i<8; i++) {
hyperpoint h1 = vertices[i];
hyperpoint h2 = vertices[(i+1)%8];
mi.triangles.emplace_back(make_array(C0, h1, h2), make_array(mi.M*C0, mi.M*h1, mi.M*h2));
}
}
else {
mi.M = T * applyPatterndir(c, si);