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additional convenience functions for Euclidean translations and scaling

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Zeno Rogue 2020-12-26 22:59:58 +01:00
parent 926ca2808a
commit 7e1df6d9a3
1 changed files with 23 additions and 0 deletions
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hyperpoint.cpp
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@ -569,6 +569,29 @@ EX transmatrix eupush(ld x, ld y) {
return T;
}
EX transmatrix euclidean_translate(ld x, ld y, ld z) {
transmatrix T = Id;
T[0][LDIM] = x;
T[1][LDIM] = y;
T[2][LDIM] = z;
return T;
}
EX transmatrix euscale(ld x, ld y) {
transmatrix T = Id;
T[0][0] = x;
T[1][1] = y;
return T;
}
EX transmatrix euscale3(ld x, ld y, ld z) {
transmatrix T = Id;
T[0][0] = x;
T[1][1] = y;
T[2][2] = z;
return T;
}
EX transmatrix eupush(hyperpoint h, ld co IS(1)) {
if(nonisotropic) return nisot::translate(h, co);
transmatrix T = Id;