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arb:: initial commit for affine

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Zeno Rogue
2020-05-15 11:38:20 +02:00
parent e644ebf1ea
commit 81350f4e51
3 changed files with 57 additions and 4 deletions
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hyperpoint.cpp
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@@ -744,6 +744,7 @@ EX transmatrix rgpushxto0(const hyperpoint& H) {
EX void fixmatrix(transmatrix& T) {
if(nonisotropic) ; // T may be inverse... do not do that
else if(cgflags & qAFFINE) ; // affine
else if(prod) {
auto z = zlevel(tC0(T));
T = mscale(T, -z);