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deps/g3dlite/include/G3D/PhysicsFrameSpline.h

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+/**
+  @file PhysicsFrameSpline.h
+
+  @author Morgan McGuire, http://graphics.cs.williams.edu
+ */
+#ifndef G3D_PhysicsFrameSpline_h
+#define G3D_PhysicsFrameSpline_h
+
+#include "G3D/platform.h"
+#include "G3D/PhysicsFrame.h"
+#include "G3D/Spline.h"
+
+namespace G3D {
+
+/**
+ A subclass of Spline that keeps the rotation field of a
+ PhysicsFrame normalized and rotating the short direction.
+
+ \sa UprightFrameSpline
+ */
+class PhysicsFrameSpline : public Spline<PhysicsFrame> {
+public:
+
+    PhysicsFrameSpline();
+
+    /** Accepts a table of properties, or any valid PhysicsFrame specification for a single control*/
+    PhysicsFrameSpline(const Any& any);
+
+    bool operator==(const PhysicsFrameSpline& a) const;
+ 
+    bool operator!=(const PhysicsFrameSpline& a) const {
+        return ! ((*this) == a);
+    }
+
+    /** Mutates all underlying PhysicsFrames by scaling their translation by \param scaleFactor */
+    void scaleControlPoints(float scaleFactor);
+
+    virtual void correct(PhysicsFrame& frame) const;
+    virtual void ensureShortestPath(PhysicsFrame* A, int N) const;
+
+    virtual Any toAny(const std::string& myName) const override {
+        return Spline<PhysicsFrame>::toAny(myName);
+    }
+
+    Any toAny() const {
+        return toAny("PFrameSpline");
+    }
+};
+
+}
+
+#endif