fix: use [0,1]x[0,1] NURBS domain

2026-07-24 09:13:43 +00:00
parent d99c9f1dba
commit 600c7e6158
1 changed files with 3 additions and 5 deletions
@@ -301,13 +301,11 @@ bool write_brep_gltf(const std::string& filepath, const brep::BrepModel& model,
        std::vector<core::Point3D> verts;
        std::vector<std::array<int, 3>> tris;

-        auto [u_min, u_max] = surf.domain_u();
-        auto [v_min, v_max] = surf.domain_v();
-
+        // NURBS domain is [0,1]×[0,1]
        for (int j = 0; j <= res; ++j) {
-            double v = v_min + (v_max - v_min) * static_cast<double>(j) / res;
+            double v = static_cast<double>(j) / res;
            for (int i = 0; i <= res; ++i) {
-                double u = u_min + (u_max - u_min) * static_cast<double>(i) / res;
+                double u = static_cast<double>(i) / res;
                verts.push_back(surf.evaluate(u, v));
            }
        }