mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-20 12:44:46 +00:00
108 lines
2.9 KiB
C++
108 lines
2.9 KiB
C++
//-----------------------------------------------------------------------------
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// Copyright (c) 2012 GarageGames, LLC
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//-----------------------------------------------------------------------------
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#ifndef _CAMERASPLINE_H_
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#define _CAMERASPLINE_H_
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#include "math/mMath.h"
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#include "core/util/tVector.h"
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//----------------------------------------------------------------------------
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class CameraSpline
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{
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public:
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struct Knot
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{
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public:
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Point3F mPosition;
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QuatF mRotation;
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F32 mSpeed; /// in meters per second
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enum Type {
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NORMAL,
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POSITION_ONLY,
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KINK,
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NUM_TYPE_BITS = 2
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}mType;
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enum Path {
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LINEAR,
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SPLINE,
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NUM_PATH_BITS = 1
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}mPath;
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F32 mDistance;
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Knot *prev;
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Knot *next;
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Knot() {};
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Knot(const Knot &k);
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Knot(const Point3F &p, const QuatF &r, F32 s, Knot::Type type = NORMAL, Knot::Path path = SPLINE);
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};
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CameraSpline();
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~CameraSpline();
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bool isEmpty() { return (mFront == NULL); }
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S32 size() { return mSize; }
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Knot* remove(Knot *w);
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void removeAll();
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Knot* front() { return mFront; }
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Knot* back() { return (mFront == NULL) ? NULL : mFront->prev; }
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void push_back(Knot *w);
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void push_front(Knot *w) { push_back(w); mFront = w; mIsMapDirty = true; }
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Knot* getKnot(S32 i);
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Knot* next(Knot *k) { return (k->next == mFront) ? k : k->next; }
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Knot* prev(Knot *k) { return (k == mFront) ? k : k->prev; }
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F32 advanceTime(F32 t, S32 delta_ms);
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F32 advanceDist(F32 t, F32 meters);
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void value(F32 t, Knot *result, bool skip_rotation=false);
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F32 getDistance(F32 t);
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F32 getTime(F32 d);
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void renderTimeMap();
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private:
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Knot *mFront;
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S32 mSize;
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bool mIsMapDirty;
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struct TimeMap {
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F32 mTime;
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F32 mDistance;
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};
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Vector<TimeMap> mTimeMap;
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void buildTimeMap();
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};
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#endif |