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| author | Dan Goodliffe <dan@randomdan.homeip.net> | 2023-11-04 12:14:59 +0000 |
|---|---|---|
| committer | Dan Goodliffe <dan@randomdan.homeip.net> | 2023-11-04 12:26:00 +0000 |
| commit | c463bce75418a145d319f214571e30df311ff8df (patch) | |
| tree | 07dab50c7ad4b728aff6b993bdc9bcf43b912c58 /game/terrain2.h | |
| parent | Static helper for loading ASCII grid data (diff) | |
| download | ilt-c463bce75418a145d319f214571e30df311ff8df.tar.bz2 ilt-c463bce75418a145d319f214571e30df311ff8df.tar.xz ilt-c463bce75418a145d319f214571e30df311ff8df.zip | |
Calculate and expose the extents of the terrain mesh
Diffstat (limited to 'game/terrain2.h')
| -rw-r--r-- | game/terrain2.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/game/terrain2.h b/game/terrain2.h index 69cd380..eda56d0 100644 --- a/game/terrain2.h +++ b/game/terrain2.h @@ -77,8 +77,17 @@ public: void walk(const PointFace & from, const glm::vec2 to, const std::function<void(FaceHandle)> & op) const; void walkUntil(const PointFace & from, const glm::vec2 to, const std::function<bool(FaceHandle)> & op) const; + [[nodiscard]] auto + getExtents() const + { + return std::tie(lowerExtent, upperExtent); + } + protected: [[nodiscard]] static bool triangleContainsPoint(const glm::vec2, const glm::vec2, const glm::vec2, const glm::vec2); [[nodiscard]] bool triangleContainsPoint(const glm::vec2, FaceHandle) const; [[nodiscard]] bool triangleContainsPoint(const glm::vec2, ConstFaceVertexIter) const; + +private: + glm::vec3 lowerExtent {}, upperExtent {}; }; |