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fat edges in linepatterns in 3D

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Zeno Rogue
2020-01-26 00:48:56 +01:00
parent f20a6bf2f6
commit 9f947c70a7
5 changed files with 49 additions and 1 deletions
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30
3d-models.cpp
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@@ -1214,6 +1214,36 @@ void geometry_information::make_3d_models() {
finishshape();
}
hpcshape& geometry_information::generate_pipe(ld length, ld width) {
int id = int(length * 17 + .5) + int(157003 * log(width+.001));
if(shPipe.count(id)) return shPipe[id];
hpcshape& pipe = shPipe[id];
println(hlog, "generating pipe of length ", length, " and width ", width);
bshape(pipe, PPR::WALL);
const int MAX_X = 8;
const int MAX_R = 20;
auto at = [length, width] (int i, int a) {
return xpush(i * length / MAX_X) * cspin(1, 2, 360 * degree * a / MAX_R) * ypush0(width);
};
for(int i=0; i<MAX_X; i++) {
for(int a=0; a<MAX_R; a++) {
hpcpush(at(i, a));
hpcpush(at(i, a+1));
hpcpush(at(i+1, a));
hpcpush(at(i+1, a+1));
hpcpush(at(i+1, a));
hpcpush(at(i, a+1));
}
}
last->flags |= POLY_TRIANGLES;
add_texture(*last);
finishshape();
extra_vertices();
return pipe;
}
#undef S
#undef SH
#undef revZ