Initial commit

Torque/SDK/engine/game/cameraSpline.h

@@ -0,0 +1,91 @@
+//-----------------------------------------------------------------------------
+// Torque Game Engine
+// Copyright (C) GarageGames.com, Inc.
+//-----------------------------------------------------------------------------
+
+
+#ifndef _CAMERASPLINE_H_
+#define _CAMERASPLINE_H_
+
+#include "math/mMath.h"
+#include "core/tVector.h"
+
+//----------------------------------------------------------------------------
+class CameraSpline
+{
+public:
+   struct Knot
+   {
+   public:
+      Point3F mPosition;
+      QuatF   mRotation;
+      F32     mSpeed;    /// in meters per second
+      enum Type {
+         NORMAL,
+         POSITION_ONLY,
+         KINK,
+         NUM_TYPE_BITS = 2
+      }mType;
+
+      enum Path {
+         LINEAR,
+         SPLINE,
+         NUM_PATH_BITS = 1
+      }mPath;
+
+      F32   mDistance;
+      Knot *prev;
+      Knot *next;
+
+      Knot::Knot() {};
+      Knot::Knot(const Knot &k);
+      Knot::Knot(const Point3F &p, const QuatF &r, F32 s, Knot::Type type = NORMAL, Knot::Path path = SPLINE);
+   };
+
+
+   CameraSpline();
+   ~CameraSpline();
+
+   bool isEmpty() { return (mFront == NULL); }
+   S32 size() { return mSize; }
+   Knot* remove(Knot *w);
+   void removeAll();
+
+   Knot* front()  { return mFront; }
+   Knot* back()   { return (mFront == NULL) ? NULL : mFront->prev; }
+
+   void push_back(Knot *w);
+   void push_front(Knot *w) { push_back(w); mFront = w; mIsMapDirty = true; }
+
+   Knot* getKnot(S32 i);
+   Knot* next(Knot *k) { return (k->next == mFront) ? k : k->next; }
+   Knot* prev(Knot *k) { return (k == mFront) ? k : k->prev; }
+
+   F32 advanceTime(F32 t, S32 delta_ms);
+   F32 advanceDist(F32 t, F32 meters);
+   void value(F32 t, Knot *result, bool skip_rotation=false);
+
+   F32 getDistance(F32 t);
+   F32 getTime(F32 d);
+
+   void renderTimeMap();
+
+
+private:
+   Knot *mFront;
+   S32 mSize;
+   bool mIsMapDirty;
+
+   struct TimeMap {
+      F32 mTime;
+      F32 mDistance;
+   };
+
+   Vector<TimeMap> mTimeMap;
+   void buildTimeMap();
+};
+
+
+
+
+#endif