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changing the 3D parameters sometimes did not work correctly in non-hyperbolic geometry while it should.

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Zeno Rogue 2018-07-17 16:06:42 +02:00
parent 4776784be3
commit bbf32af738
1 changed files with 7 additions and 7 deletions
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14
geometry.cpp
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@ -265,16 +265,16 @@ namespace geom3 {
invalid = "";
if(tc_alpha < tc_depth && tc_alpha < tc_camera)
vid.alpha = tanh(depth) / tanh(camera);
vid.alpha = tan_auto(depth) / tan_auto(camera);
else if(tc_depth < tc_alpha && tc_depth < tc_camera) {
ld v = vid.alpha * tanh(camera);
if(v<-1 || v>1) invalid = "cannot adjust depth", depth = camera;
else depth = atanh(v);
ld v = vid.alpha * tan_auto(camera);
if(hyperbolic && (v<1e-6-12 || v>1-1e-12)) invalid = "cannot adjust depth", depth = camera;
else depth = atan_auto(v);
}
else {
ld v = tanh(depth) / vid.alpha;
if(v<-1 || v>1) invalid = "cannot adjust camera", camera = depth;
else camera = atanh(v);
ld v = tan_auto(depth) / vid.alpha;
if(hyperbolic && (v<1e-12-1 || v>1-1e-12)) invalid = "cannot adjust camera", camera = depth;
else camera = atan_auto(v);
}
if(fabs(vid.alpha) < 1e-6) invalid = "does not work with perfect Klein";