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Code Issues Releases Wiki Activity

primitive rendering now implemented for stretched H2xE; removed the old implementation of SL(2,R)

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This commit is contained in:
Zeno Rogue
2020-07-22 00:19:13 +02:00
parent 9ba448af94
commit 7e85f07458
7 changed files with 381 additions and 269 deletions
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11
hyperpoint.cpp
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@@ -211,6 +211,7 @@ EX ld sin_auto(ld x) {
case gcHyperbolic: return sinh(x);
case gcSphere: return sin(x);
case gcProduct: return PIU(sin_auto(x));
case gcSL2: return sinh(x);
default: return x;
}
}
@@ -221,6 +222,7 @@ EX ld asin_auto(ld x) {
case gcHyperbolic: return asinh(x);
case gcSphere: return asin(x);
case gcProduct: return PIU(asin_auto(x));
case gcSL2: return asinh(x);
default: return x;
}
}
@@ -230,6 +232,7 @@ EX ld acos_auto(ld x) {
case gcHyperbolic: return acosh(x);
case gcSphere: return acos(x);
case gcProduct: return PIU(acos_auto(x));
case gcSL2: return acosh(x);
default: return x;
}
}
@@ -266,6 +269,7 @@ EX ld asin_auto_clamp(ld x) {
switch(cgclass) {
case gcEuclid: return x;
case gcHyperbolic: return asinh(x);
case gcSL2: return asinh(x);
case gcSphere: return asin_clamp(x);
default: return x;
}
@@ -274,6 +278,7 @@ EX ld asin_auto_clamp(ld x) {
EX ld acos_auto_clamp(ld x) {
switch(cgclass) {
case gcHyperbolic: return x < 1 ? 0 : acosh(x);
case gcSL2: return x < 1 ? 0 : acosh(x);
case gcSphere: return x > 1 ? 0 : x < -1 ? M_PI : acos(x);
case gcProduct: return PIU(acos_auto_clamp(x));
default: return x;
@@ -284,6 +289,7 @@ EX ld cos_auto(ld x) {
switch(cgclass) {
case gcEuclid: return 1;
case gcHyperbolic: return cosh(x);
case gcSL2: return cosh(x);
case gcSphere: return cos(x);
case gcProduct: return PIU(cos_auto(x));
default: return 1;
@@ -296,6 +302,7 @@ EX ld tan_auto(ld x) {
case gcHyperbolic: return tanh(x);
case gcSphere: return tan(x);
case gcProduct: return PIU(tan_auto(x));
case gcSL2: return tanh(x);
default: return 1;
}
}
@@ -306,6 +313,7 @@ EX ld atan_auto(ld x) {
case gcHyperbolic: return atanh(x);
case gcSphere: return atan(x);
case gcProduct: return PIU(atan_auto(x));
case gcSL2: return atanh(x);
default: return x;
}
}
@@ -314,6 +322,7 @@ EX ld atan2_auto(ld y, ld x) {
switch(cgclass) {
case gcEuclid: return y/x;
case gcHyperbolic: return atanh(y/x);
case gcSL2: return atanh(y/x);
case gcSphere: return atan2(y, x);
case gcProduct: return PIU(atan2_auto(y, x));
default: return y/x;
@@ -1207,7 +1216,7 @@ EX hyperpoint tangent_length(hyperpoint dir, ld length) {
EX hyperpoint direct_exp(hyperpoint v) {
if(sn::in()) return nisot::numerical_exp(v);
if(nil) return nilv::formula_exp(v);
if(sl2) return slr::formula_exp(v);
if(sl2 || stretch::in()) return rots::formula_exp(v);
if(prod) return product::direct_exp(v);
ld d = hypot_d(GDIM, v);
if(d > 0) for(int i=0; i<GDIM; i++) v[i] = v[i] * sin_auto(d) / d;