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matrix: clarify look_at parameter names

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rename 'centre' to 'target'; it's a lot more descriptive
This commit is contained in:
Danny Robson 2016-09-14 17:46:57 +10:00
parent a4a08aaa72
commit b9fbcd6866
1 changed files with 2 additions and 2 deletions
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matrix.cpp
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@ -277,10 +277,10 @@ matrix<S,T>::perspective (T fov, T aspect, range<T> Z)
template <size_t S, typename T> template <size_t S, typename T>
matrix4<T> matrix4<T>
matrix<S,T>::look_at (util::point<3,T> eye, matrix<S,T>::look_at (util::point<3,T> eye,
util::point<3,T> centre, util::point<3,T> target,
util::vector<3,T> up) util::vector<3,T> up)
{ {
const auto f = normalised (centre - eye); const auto f = normalised (target - eye);
const auto s = normalised (cross (f, up)); const auto s = normalised (cross (f, up));
const auto u = cross (s, f); const auto u = cross (s, f);