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| author | Dan Goodliffe <dan@randomdan.homeip.net> | 2023-11-03 20:10:56 +0000 |
|---|---|---|
| committer | Dan Goodliffe <dan@randomdan.homeip.net> | 2023-11-03 20:10:56 +0000 |
| commit | 889baa0abe996976d8717e7e411961804b853465 (patch) | |
| tree | 51916341689250a4d09ca63df22ce6031a6e3dd8 /game/terrain2.h | |
| parent | Increase BOOST_CHECK_CLOSE_VEC stream precision (diff) | |
| download | ilt-889baa0abe996976d8717e7e411961804b853465.tar.bz2 ilt-889baa0abe996976d8717e7e411961804b853465.tar.xz ilt-889baa0abe996976d8717e7e411961804b853465.zip | |
Helper to get cartesian position from baricentric on Triangle
Diffstat (limited to 'game/terrain2.h')
| -rw-r--r-- | game/terrain2.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/game/terrain2.h b/game/terrain2.h index f1d288e..da9f823 100644 --- a/game/terrain2.h +++ b/game/terrain2.h @@ -53,6 +53,13 @@ public: return m->point(vh); }); } + + glm::vec<Dim, glm::vec2::value_type> + operator*(glm::vec2 bari) const + { + const auto & t {*this}; + return t[0] + ((t[1] - t[0]) * bari.x) + ((t[2] - t[1]) * bari.y); + } }; [[nodiscard]] FaceHandle findPoint(glm::vec2) const; |