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| author | Dan Goodliffe <dan@randomdan.homeip.net> | 2024-12-22 12:41:37 +0000 |
|---|---|---|
| committer | Dan Goodliffe <dan@randomdan.homeip.net> | 2024-12-22 12:41:37 +0000 |
| commit | 20308e0a8d62e575237310b7de919e9c7410a9d7 (patch) | |
| tree | cb6d403321f1288bfdbc5c0e29583691661322ba | |
| parent | Adjust track height to blend into terrain (diff) | |
| download | ilt-20308e0a8d62e575237310b7de919e9c7410a9d7.tar.bz2 ilt-20308e0a8d62e575237310b7de919e9c7410a9d7.tar.xz ilt-20308e0a8d62e575237310b7de919e9c7410a9d7.zip | |
Store a generation number for GeoData
| -rw-r--r-- | game/geoData.cpp | 9 | ||||
| -rw-r--r-- | game/geoData.h | 2 |
2 files changed, 11 insertions, 0 deletions
diff --git a/game/geoData.cpp b/game/geoData.cpp index d15a51b..5771a2f 100644 --- a/game/geoData.cpp +++ b/game/geoData.cpp @@ -66,6 +66,7 @@ GeoData::loadFromAsciiGrid(const std::filesystem::path & input) }); } } + mesh.generation++; mesh.updateAllVertexNormals(); return mesh; @@ -106,6 +107,7 @@ GeoData::createFlat(GlobalPosition2D lower, GlobalPosition2D upper, GlobalDistan } mesh.updateAllVertexNormals(); + mesh.generation++; return mesh; } @@ -601,6 +603,13 @@ GeoData::setHeights(const std::span<const GlobalPosition3D> triangleStrip, const surfaceStripWalk(surfaceStripWalk, findPoint(strip.front().centroid())); updateAllVertexNormals(newOrChangedVerts); + generation++; +} + +size_t +GeoData::getGeneration() const +{ + return generation; } void diff --git a/game/geoData.h b/game/geoData.h index 01582a6..8eda99a 100644 --- a/game/geoData.h +++ b/game/geoData.h @@ -84,6 +84,7 @@ public: }; void setHeights(std::span<const GlobalPosition3D> triangleStrip, const SetHeightsOpts &); + [[nodiscard]] size_t getGeneration() const; [[nodiscard]] auto getExtents() const @@ -128,4 +129,5 @@ protected: private: GlobalPosition3D lowerExtent {}, upperExtent {}; + size_t generation {}; }; |