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fix(stamp): scrub NaN samples at save time

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Symmetric with the load-side scrub. Without this, a stamp captured
on terrain that had a NaN mid-edit would throw on serialize and
abort the whole save.
This commit is contained in:
Kelsi 2026-05-06 07:51:56 -07:00
parent ebb7e0f831
commit 4babaebf86
1 changed files with 4 additions and 1 deletions
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5
tools/editor/terrain_editor.cpp
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@ -1528,9 +1528,12 @@ bool TerrainEditor::saveStamp(const std::string& path) const {
nlohmann::json j;
j["format"] = "wowee-stamp-1.0";
j["vertexCount"] = stampData_.size();
// Scrub NaN samples on save — nlohmann::json throws on non-finite
// serialization, which would abort the entire save.
auto san = [](float x) { return std::isfinite(x) ? x : 0.0f; };
nlohmann::json verts = nlohmann::json::array();
for (const auto& sv : stampData_)
verts.push_back({sv.dx, sv.dy, sv.height});
verts.push_back({san(sv.dx), san(sv.dy), san(sv.height)});
j["vertices"] = verts;
namespace fs = std::filesystem;