1 files changed, 57 insertions, 0 deletions
diff --git a/NvBlast/tools/CurveEditor/source/Internal/Curve/BezierSpline.h b/NvBlast/tools/CurveEditor/source/Internal/Curve/BezierSpline.h
new file mode 100644
index 0000000..ba5da46
--- /dev/null
+++ b/NvBlast/tools/CurveEditor/source/Internal/Curve/BezierSpline.h
@@ -0,0 +1,57 @@
+#ifndef BEZIERSPLINE_H
+#define BEZIERSPLINE_H
+#include <vector>
+#include <QtCore/QPointF>
+#include "Spline.h"
+
+namespace nvidia {
+namespace CurveEditor {
+
+class BezierSplinePoint
+{
+public:
+    QPointF ctrlPoint0;
+    QPointF valuePoint;
+    QPointF ctrlPoint1;
+};
+
+class BezierSpline : public Spline
+{ 
+public:
+    static std::vector<QPointF> sample(const std::vector<BezierSplinePoint>& splinePoints, long segmentCount = 100);
+
+    BezierSpline(long segmentCount = 100);
+
+    virtual ~BezierSpline() {}
+
+    inline long getControlPointCount() {   return (long)_controlPoints.size();  }
+
+    // index <= 0, return the first point;
+    // index >= point count, return the last point.
+    bool getControlPoint(int index, BezierSplinePoint &pt);
+
+    // add a spline point to last
+    void appendControlPoint(BezierSplinePoint pt);
+
+    // insert a spline point at the identified position.
+    // index <= 0, inert to fisrt;
+    // index >= point count, insert to last.
+    void insertControlPoint(int index, BezierSplinePoint pt);
+
+    // change a spline point value at the identified position.
+    bool setControlPoint(int index, BezierSplinePoint pt);
+
+    // remove the identified spline point.
+    bool removeControlPoint(int index);
+
+private:
+    virtual void _doSample();
+
+private:
+    std::vector<BezierSplinePoint>  _controlPoints;
+};
+
+} // namespace CurveEditor
+} // namespace nvidia
+
+#endif // BEZIERSPLINE_H