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rewritten the Euclidean geometry

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Zeno Rogue
2019-11-27 01:01:20 +01:00
parent aed8df0d04
commit 1cba452f07
25 changed files with 484 additions and 1366 deletions
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47
geometry.cpp
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@@ -426,45 +426,6 @@ void geometry_information::prepare_basics() {
if(archimedean && !prod)
ginf[gArchimedean].cclass = gcHyperbolic;
if(euclid) {
// dynamicval<eGeometry> g(geometry, gNormal);
// for(int i=0; i<S84; i++) spinmatrix[i] = spin(i * M_PI / S42);
if(a4 && !BITRUNCATED) {
crossf = .5;
hexf = .5;
hcrossf = crossf * sqrt(2) / 2;
hexhexdist = crossf;
hexvdist = hexf;
hepvdist = hexf;
rhexf = crossf * sqrt(2) / 2;
tessf = crossf;
}
else if(a4 && BITRUNCATED) {
ld s2 = sqrt(2);
ld xx = 1 - s2 / 2;
crossf = .5;
tessf = crossf * s2;
hexf = .5 * xx * s2;
hcrossf = crossf;
hexhexdist = crossf * s2;
hexvdist = crossf * hypot(1-xx, xx);
hepvdist = crossf;
rhexf = hexf;
tessf = crossf;
}
else {
crossf = .5;
tessf = crossf * sqrt(3);
hexf = tessf/3;
hcrossf = crossf;
hexhexdist = crossf;
hexvdist = hexf;
hepvdist = crossf;
rhexf = hexf;
}
goto finish;
}
if(hybri) {
auto t = this;
ld d = prod ? 1 : 2;
@@ -489,11 +450,11 @@ void geometry_information::prepare_basics() {
goto finish;
}
tessf = edge_of_triangle_with_angles(S3 >= OINF ? 0 : 2*M_PI/S3, M_PI/S7, M_PI/S7);
tessf = euclid ? 1 : edge_of_triangle_with_angles(S3 >= OINF ? 0 : 2*M_PI/S3, M_PI/S7, M_PI/S7);
if(elliptic && S7 == 4) tessf = M_PI/2;
hcrossf = edge_of_triangle_with_angles(M_PI/2, M_PI/S7, M_PI/S3);
hcrossf = euclid ? (S3 == 3 ? sqrt(3)/3 : sqrt(2)/2) : edge_of_triangle_with_angles(M_PI/2, M_PI/S7, M_PI/S3);
crossf = BITRUNCATED ? hcrossf : tessf;
@@ -510,9 +471,9 @@ void geometry_information::prepare_basics() {
rhexf = BITRUNCATED ? hexf : hcrossf;
if(!euclid && BITRUNCATED && !(S7&1))
if(BITRUNCATED && !(S7&1))
hexshift = ALPHA/2 + ALPHA * ((S7-1)/2) + M_PI;
finish:
for(int d=0; d<S7; d++)