/* ** Command & Conquer Renegade(tm) ** Copyright 2025 Electronic Arts Inc. ** ** This program is free software: you can redistribute it and/or modify ** it under the terms of the GNU General Public License as published by ** the Free Software Foundation, either version 3 of the License, or ** (at your option) any later version. ** ** This program is distributed in the hope that it will be useful, ** but WITHOUT ANY WARRANTY; without even the implied warranty of ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ** GNU General Public License for more details. ** ** You should have received a copy of the GNU General Public License ** along with this program. If not, see . */ /* $Header: /Commando/Code/wwphys/physcon.h 11 9/20/01 5:12p Greg_h $ */ /*********************************************************************************************** *** Confidential - Westwood Studios *** *********************************************************************************************** * * * Project Name : Commando * * * * $Archive:: /Commando/Code/wwphys/physcon.h $* * * * Author:: Greg_h * * * * $Modtime:: 9/19/01 7:49p $* * * * $Revision:: 11 $* * * *---------------------------------------------------------------------------------------------* * Functions: * * - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */ #if defined(_MSC_VER) #pragma once #endif #ifndef PHYSCON_H #define PHYSCON_H #include "always.h" #include "vector3.h" class ChunkLoadClass; class ChunkSaveClass; /** ** PhysicsConstants ** This is just a collection of global variables used by the physics simulation */ class PhysicsConstants { public: /* ** One-Time initialization. This is called from WWPhys::Init automatically. Some of the ** constants are filled in with default values in this function. */ static void Init(void); /* ** In this engine friction usually occurs between a moving object and ** polygons in the static terrain. */ enum { DYNAMIC_OBJ_TYPE_TIRE = 0, // (tires on humvees, etc) DYNAMIC_OBJ_TYPE_TRACK, // (tracks on tanks, APCs, etc) DYNAMIC_OBJ_TYPE_GENERIC, // (generic dynamic objects, may need to expand this one) DYNAMIC_OBJ_TYPE_MAX, }; /* ** Friction coefficients for various objects on various surface types */ static void Set_Contact_Friction_Coefficient(int obj_type,int surface_type,float friction); static float Get_Contact_Friction_Coefficient(int obj_type,int surface_type); static void Set_Contact_Drag_Coefficient(int obj_type,int surface_type,float drag); static float Get_Contact_Drag_Coefficient(int obj_type,int surface_type); static void Set_Override_Surface_Type(int type); static void Set_Override_Surface_Friction(float friction); static void Set_Override_Surface_Drag(float drag); /* ** Save/Load support. */ static void Save(ChunkSaveClass & csave); static void Load(ChunkLoadClass & cload); public: /* ** Accleration of gravity */ static Vector3 GravityAcceleration; /* ** Linear Damping factor. */ static float LinearDamping; /* ** Angular Damping factor. */ static float AngularDamping; /* ** epsilon for detecting resting contact. If the ** velocity is within this epsilon of zero, a ** point is considered to be in resting contact. */ static float RestingContactVelocity; /* ** Square of the minimum velocity a point must ** have before applying a dynamic friction to it. */ static float MinFrictionVelocity; static float MinFrictionVelocity2; /* ** Default values for contact friction and drag */ static float DefaultContactFriction; static float DefaultContactDrag; /* ** For debugging you can globally override the surface type */ static int SurfaceTypeOverride; static float OverrideFriction; static float OverrideDrag; }; #endif PHYSCON_H