v0.1.0: 初始工程骨架 — 7模块 40头文件 32源文件 17文档 Apache-2.0

2026-07-23 05:27:51 +00:00
commit 02d0520aa5
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+#pragma once
+#include "vde/core/point.h"
+#include <vector>
+
+namespace vde::curves {
+
+class BezierSurface {
+public:
+    BezierSurface(std::vector<std::vector<Point3D>> control_grid);
+
+    [[nodiscard]] Point3D evaluate(double u, double v) const;
+    [[nodiscard]] Vector3D derivative_u(double u, double v) const;
+    [[nodiscard]] Vector3D derivative_v(double u, double v) const;
+    [[nodiscard]] Vector3D normal(double u, double v) const;
+
+    [[nodiscard]] int degree_u() const { return static_cast<int>(cp_.size()) - 1; }
+    [[nodiscard]] int degree_v() const { return static_cast<int>(cp_[0].size()) - 1; }
+
+private:
+    std::vector<std::vector<Point3D>> cp_;
+    [[nodiscard]] Point3D de_casteljau(double t, const std::vector<Point3D>& pts) const;
+};
+
+}  // namespace vde::curves