211 lines
6.8 KiB
C
211 lines
6.8 KiB
C
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/*
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** Command & Conquer Renegade(tm)
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** Copyright 2025 Electronic Arts Inc.
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**
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** This program is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 3 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/***********************************************************************************************
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*** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S ***
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***********************************************************************************************
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* *
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* Project Name : LevelEdit *
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* *
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* $Archive:: /VSS_Sync/wwmath/vehiclecurve.h $*
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* *
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* Author:: Patrick Smith *
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* *
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* $Modtime:: 6/13/01 2:18p $*
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* *
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* $Revision:: 6 $*
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* *
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*---------------------------------------------------------------------------------------------*
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* Functions: *
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* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
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#if defined(_MSC_VER)
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#pragma once
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#endif
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#ifndef __VEHICLE_CURVE_H
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#define __VEHICLE_CURVE_H
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#include "curve.h"
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#include "vector.h"
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////////////////////////////////////////////////////////////////////////////////////////////
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//
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// VehicleCurveClass
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//
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// A vehicle curve represents the path a vehicle would take through a series of points.
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// Each point on the curve passes through a turn-arc of the vehicle. The size of this
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// arc is determined by the turn radius which is used to initialize the curve.
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//
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////////////////////////////////////////////////////////////////////////////////////////////
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class VehicleCurveClass : public Curve3DClass
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{
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public:
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///////////////////////////////////////////////////////////////////////////
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// Public constructors/destructors
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///////////////////////////////////////////////////////////////////////////
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VehicleCurveClass (void)
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: m_IsDirty (true),
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m_Radius (0),
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m_LastTime (0),
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m_Sharpness (0),
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m_SharpnessPos (0, 0, 0),
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Curve3DClass () { }
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VehicleCurveClass (float radius)
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: m_IsDirty (true),
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m_Radius (radius),
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m_LastTime (0),
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m_Sharpness (0),
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m_SharpnessPos (0, 0, 0),
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Curve3DClass () { }
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virtual ~VehicleCurveClass () {}
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///////////////////////////////////////////////////////////////////////////
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// Public methods
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///////////////////////////////////////////////////////////////////////////
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//
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// Initialization
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//
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void Initialize_Arc (float radius);
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//
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// From Curve3DClass
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//
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void Evaluate (float time, Vector3 *set_val);
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void Set_Key (int i,const Vector3 & point);
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int Add_Key (const Vector3 & point,float t);
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void Remove_Key (int i);
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void Clear_Keys (void);
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//
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// Vehicle curve specific
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//
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float Get_Current_Sharpness (Vector3 *position) const { *position = m_SharpnessPos; return m_Sharpness; }
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float Get_Last_Eval_Time (void) const { return m_LastTime; }
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//
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// Save-load support
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//
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virtual const PersistFactoryClass & Get_Factory(void) const;
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virtual bool Save(ChunkSaveClass &csave);
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virtual bool Load(ChunkLoadClass &cload);
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protected:
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///////////////////////////////////////////////////////////////////////////
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// Protected methods
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///////////////////////////////////////////////////////////////////////////
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void Update_Arc_List (void);
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void Load_Variables (ChunkLoadClass &cload);
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///////////////////////////////////////////////////////////////////////////
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// Protected data types
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///////////////////////////////////////////////////////////////////////////
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typedef struct _ArcInfoStruct
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{
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Vector3 center;
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Vector3 point_in;
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Vector3 point_out;
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float point_angle;
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float radius;
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float angle_in_delta;
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float angle_out_delta;
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_ArcInfoStruct (void)
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: center (0, 0, 0),
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point_in (0, 0, 0),
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point_out (0, 0, 0),
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point_angle (0),
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radius (0),
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angle_in_delta (0),
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angle_out_delta (0) { }
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bool operator== (const _ArcInfoStruct &src) { return false; }
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bool operator!= (const _ArcInfoStruct &src) { return true; }
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} ArcInfoStruct;
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typedef DynamicVectorClass<ArcInfoStruct> ARC_LIST;
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///////////////////////////////////////////////////////////////////////////
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// Protected member data
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///////////////////////////////////////////////////////////////////////////
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bool m_IsDirty;
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float m_Radius;
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ARC_LIST m_ArcList;
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float m_LastTime;
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float m_Sharpness;
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Vector3 m_SharpnessPos;
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};
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///////////////////////////////////////////////////////////////////////////
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// Set_Key
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///////////////////////////////////////////////////////////////////////////
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inline void
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VehicleCurveClass::Set_Key (int i,const Vector3 & point)
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{
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m_IsDirty = true;
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Curve3DClass::Set_Key (i, point);
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return ;
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}
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///////////////////////////////////////////////////////////////////////////
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// Add_Key
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///////////////////////////////////////////////////////////////////////////
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inline int
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VehicleCurveClass::Add_Key (const Vector3 & point,float t)
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{
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m_IsDirty = true;
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return Curve3DClass::Add_Key (point, t);
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}
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///////////////////////////////////////////////////////////////////////////
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// Remove_Key
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///////////////////////////////////////////////////////////////////////////
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inline void
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VehicleCurveClass::Remove_Key (int i)
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{
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m_IsDirty = true;
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Curve3DClass::Remove_Key (i);
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return ;
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}
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///////////////////////////////////////////////////////////////////////////
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// Clear_Keys
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///////////////////////////////////////////////////////////////////////////
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inline void
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VehicleCurveClass::Clear_Keys (void)
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{
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m_IsDirty = true;
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Curve3DClass::Clear_Keys ();
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return ;
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}
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#endif //__VEHICLE_CURVE_H
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