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sanity checked the matrices in swapmatrix

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Zeno Rogue
2019-05-10 04:03:07 +02:00
parent d9754ec57c
commit 152ca6aacf
2 changed files with 6 additions and 1 deletions
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4
hyperpoint.cpp
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@@ -359,9 +359,11 @@ void swapmatrix(transmatrix& T) {
for(int i=0; i<4; i++) swap(T[i][2], T[i][3]);
for(int i=0; i<4; i++) swap(T[2][i], T[3][i]);
if(DIM == 3) {
for(int i=0; i<4; i++) T[i][0] = T[0][i] = 0;
for(int i=0; i<4; i++) T[i][2] = T[2][i] = 0;
T[2][2] = 1;
}
fixmatrix(T);
for(int i=0; i<4; i++) for(int j=0; j<4; j++) if(isnan(T[i][j])) T = Id;
}
#endif