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Code Issues Releases Wiki Activity

exported torus stuff

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Zeno Rogue 2019-11-30 15:04:38 +01:00
parent 4a9fe001ee
commit 2ae2796f78
1 changed files with 7 additions and 3 deletions
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10
euclid.cpp
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@ -386,7 +386,8 @@ EX namespace euclid3 {
intmatrix T, T2, T_edit; intmatrix T, T2, T_edit;
EX int det; EX int det;
int infinite_dims; int infinite_dims;
int twisted0, twisted_edit; EX int twisted0;
int twisted_edit;
EX void set_torus3(int x, int y, int z) { EX void set_torus3(int x, int y, int z) {
for(int i=0; i<3; i++) for(int j=0; j<3; j++) T0[i][j] = 0; for(int i=0; i<3; i++) for(int j=0; j<3; j++) T0[i][j] = 0;
@ -545,7 +546,7 @@ EX namespace euclid3 {
set_flag(ginf[g].flags, qNONORIENTABLE, nonori); set_flag(ginf[g].flags, qNONORIENTABLE, nonori);
} }
void build_torus3() { EX void build_torus3() {
for(eGeometry g: { gEuclid, gEuclidSquare, gCubeTiling, gRhombic3, gBitrunc3}) for(eGeometry g: { gEuclid, gEuclidSquare, gCubeTiling, gRhombic3, gBitrunc3})
build_torus3(g); build_torus3(g);
} }
@ -698,10 +699,13 @@ EX namespace euclid3 {
queueline(h0+ha+hb, h0-ha+hb, 0xFFFFFFFF); queueline(h0+ha+hb, h0-ha+hb, 0xFFFFFFFF);
queueline(h0+ha-hb, h0-ha-hb, 0xFFFFFFFF); queueline(h0+ha-hb, h0-ha-hb, 0xFFFFFFFF);
} }
quickqueue(); quickqueue();
} }
#if HDR
using torus_config = pair<euclid3::intmatrix, int>; using torus_config = pair<euclid3::intmatrix, int>;
#endif
euclid3::intmatrix on_periods(gp::loc a, gp::loc b) { euclid3::intmatrix on_periods(gp::loc a, gp::loc b) {
euclid3::intmatrix res; euclid3::intmatrix res;
@ -722,7 +726,7 @@ EX namespace euclid3 {
return { on_periods(p, gp::loc(0,1) * p), false }; return { on_periods(p, gp::loc(0,1) * p), false };
} }
torus_config rectangular_torus(int x, int y, bool klein) { EX torus_config rectangular_torus(int x, int y, bool klein) {
if(S3 == 3) y /= 2; if(S3 == 3) y /= 2;
return { on_periods(euclid3::ort1() * gp::loc(y,0), gp::loc(x,0)), klein?8:0 }; return { on_periods(euclid3::ort1() * gp::loc(y,0), gp::loc(x,0)), klein?8:0 };
} }