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used cyclefix and raddif in more places; (c)spin90, (c)spin180 and spin180 functions; rephrased M_PI in terms of TAU and x._deg when applicable

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Zeno Rogue
2022-11-12 22:38:45 +01:00
parent 563b9c1f74
commit 06523e063e
100 changed files with 750 additions and 757 deletions
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16
archimedean.cpp
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@@ -447,22 +447,22 @@ void archimedean_tiling::compute_geometry() {
if(real_faces == 2) {
/* standard methods fail for dihedra, but the answer is easy */
edgelength = 2 * M_PI / faces[0];
edgelength = TAU / faces[0];
for(int i=0; i<N; i++)
if(faces[i] == 2)
alphas[i] = 0,
circumradius[i] = M_PI / real_face_type,
inradius[i] = 0;
else
alphas[i] = M_PI/2,
circumradius[i] = inradius[i] = M_PI/2;
alphas[i] = 90._deg,
circumradius[i] = inradius[i] = 90._deg;
}
else if(real_faces == 0) {
// these are called hosohedra
edgelength = M_PI;
for(int i=0; i<N; i++)
alphas[i] = M_PI / N,
circumradius[i] = M_PI/2,
circumradius[i] = 90._deg,
inradius[i] = 0;
}
else for(int p=0; p<100; p++) {
@@ -504,7 +504,7 @@ void archimedean_tiling::compute_geometry() {
triangles.resize(2*N+2);
for(int i=0; i<N; i++) for(int j=0; j<2; j++)
for(int k=0; k<faces[i]; k++)
triangles[2*i+j].emplace_back(2*M_PI/faces[i], circumradius[i]);
triangles[2*i+j].emplace_back(TAU/faces[i], circumradius[i]);
for(int k=0; k<N; k++) {
triangles[2*N].emplace_back(alphas[k], circumradius[k]);
@@ -529,9 +529,9 @@ void archimedean_tiling::compute_geometry() {
}
ld archimedean_tiling::scale() {
if(real_faces == 0 && N == 2) return M_PI / 2;
if(real_faces == 2) return M_PI / 2;
if(real_faces == 0) return 2 * M_PI / N;
if(real_faces == 0 && N == 2) return 90._deg;
if(real_faces == 2) return 90._deg;
if(real_faces == 0) return TAU / N;
return edgelength;
}