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| author | Dan Goodliffe <dan@randomdan.homeip.net> | 2025-01-13 01:45:43 +0000 |
|---|---|---|
| committer | Dan Goodliffe <dan@randomdan.homeip.net> | 2025-01-21 20:58:55 +0000 |
| commit | 1aba027462a861f2c1155672792dbbe555d7dc0a (patch) | |
| tree | f406c86cc0c610c05da63fc508d8963f0cb61ba4 /game/geoData.cpp | |
| parent | Add default Q = glm::defaultp to maths functions (diff) | |
| download | ilt-1aba027462a861f2c1155672792dbbe555d7dc0a.tar.bz2 ilt-1aba027462a861f2c1155672792dbbe555d7dc0a.tar.xz ilt-1aba027462a861f2c1155672792dbbe555d7dc0a.zip | |
Add distance helperterrain-for-networks
Works with integer positions, first template param allows forcing to N dimensions
Diffstat (limited to 'game/geoData.cpp')
| -rw-r--r-- | game/geoData.cpp | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/game/geoData.cpp b/game/geoData.cpp index 1a4cd3b..448ff67 100644 --- a/game/geoData.cpp +++ b/game/geoData.cpp @@ -405,10 +405,11 @@ GeoData::difference(const HalfedgeHandle heh) const return ::difference(point(to_vertex_handle(heh)), point(from_vertex_handle(heh))); } +template<glm::length_t D> [[nodiscard]] RelativeDistance GeoData::length(const HalfedgeHandle heh) const { - return glm::length(difference(heh)); + return ::distance<D, GlobalDistance, glm::defaultp>(point(to_vertex_handle(heh)), point(from_vertex_handle(heh))); } [[nodiscard]] GlobalPosition3D @@ -468,7 +469,7 @@ GeoData::setHeights(const std::span<const GlobalPosition3D> triangleStrip, const const auto vertexDistFrom = [this](GlobalPosition2D p) { return [p, this](const VertexHandle v) { - return std::make_pair(v, glm::length(::difference(p, this->point(v).xy()))); + return std::make_pair(v, ::distance(p, this->point(v).xy())); }; }; const auto vertexDistFromE = [this](GlobalPosition2D p) { @@ -614,7 +615,7 @@ GeoData::setHeights(const std::span<const GlobalPosition3D> triangleStrip, const todoOutHalfEdges(toVertex); } else if (!toTriangle) { // point without the new strip, adjust vertically by limit - const auto maxOffset = static_cast<GlobalDistance>(opts.maxSlope * glm::length(difference(heh).xy())); + const auto maxOffset = static_cast<GlobalDistance>(opts.maxSlope * length<2>(heh)); const auto newHeight = std::clamp(toPoint.z, fromPoint.z - maxOffset, fromPoint.z + maxOffset); if (newHeight != toPoint.z) { toPoint.z = newHeight; |