Torque3D/Engine/source/afx/util/afxPath3D.h
2018-03-29 03:40:24 -05:00

102 lines
3.4 KiB
C++

//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
// Arcane-FX for MIT Licensed Open Source version of Torque 3D from GarageGames
// Copyright (C) 2015 Faust Logic, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//
//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
#ifndef _AFX_PATH3D_UTIL_H_
#define _AFX_PATH3D_UTIL_H_
#include "afx/util/afxCurve3D.h"
#include "afx/util/afxAnimCurve.h"
#include "math/mMatrix.h"
//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
class afxPath3D : public EngineObject
{
private:
// Path-related data
afxCurve3D mCurve;
afxAnimCurve mCurve_parameters;
int mNum_points;
// Time data
F32 mStart_time;
F32 mEnd_time;
public:
/*C*/ afxPath3D( );
/*D*/ ~afxPath3D();
void sortAll();
void setStartTime(F32 time);
F32 getEndTime();
int getNumPoints();
Point3F getPointPosition(int index);
F32 getPointTime(int index);
F32 getPointParameter(int index);
Point2F getParameterSegment(F32 time);
void setPointPosition(int index, Point3F &p);
Point3F evaluateAtTime(F32 time);
Point3F evaluateAtTime(F32 t0, F32 t1); // returns delta
Point3F evaluateTangentAtTime(F32 time);
Point3F evaluateTangentAtPoint(int index);
void buildPath(int num_points, Point3F curve_points[], F32 start_time, F32 end_time);
void buildPath(int num_points, Point3F curve_points[], F32 speed);
void buildPath(int num_points, Point3F curve_points[], F32 point_times[], F32 time_offset, F32 time_factor);
void buildPath(int num_points, Point3F curve_points[], Point2F curve_params[]);
void reBuildPath();
void print();
enum LoopType
{
LOOP_CONSTANT,
LOOP_CYCLE,
LOOP_OSCILLATE
};
U32 mLoop_type;
void setLoopType(U32);
private:
void initPathParameters(Point3F curve_points[], F32 speed);
void initPathParametersNEW(Point3F curve_points[], F32 start_time, F32 end_time);
F32 calcCurveTime(F32 time);
};
typedef afxPath3D::LoopType afxPath3DLoopType;
DefineEnumType( afxPath3DLoopType );
//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~//~~~~~~~~~~~~~~~~~~~~~//
#endif // _AFX_PATH3D_UTIL_H_