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50 lines
1.6 KiB
C++
50 lines
1.6 KiB
C++
//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#ifndef PHYSICS_SHADOW_H
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#define PHYSICS_SHADOW_H
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#pragma once
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class CPhysicsObject;
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class IPhysicsShadowController;
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class IPhysicsPlayerController;
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extern IPhysicsShadowController *CreateShadowController( CPhysicsObject *pObject, bool allowTranslation, bool allowRotation );
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extern IPhysicsPlayerController *CreatePlayerController( CPhysicsObject *pObject );
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extern void DestroyPlayerController( IPhysicsPlayerController *pController );
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extern void ComputeController( IVP_U_Float_Point ¤tSpeed, const IVP_U_Float_Point &delta, const IVP_U_Float_Point &maxSpeed, float scaleDelta, float damping );
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#include "ivp_physics.hxx"
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struct shadowcontrol_params_t
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{
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shadowcontrol_params_t()
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{
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lastPosition.set_to_zero();
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lastImpulse.set_to_zero();
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}
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IVP_U_Point targetPosition;
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IVP_U_Quat targetRotation;
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IVP_U_Point lastPosition; // estimate for where the object should be, used to compute error for teleport
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IVP_U_Float_Point lastImpulse; // Impulse applied last frame
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float maxAngular;
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float maxDampAngular;
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float maxSpeed;
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float maxDampSpeed;
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float dampFactor;
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float teleportDistance;
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};
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float ComputeShadowControllerHL( CPhysicsObject *pObject, const hlshadowcontrol_params_t ¶ms, float secondsToArrival, float dt );
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float ComputeShadowControllerIVP( IVP_Real_Object *pivp, shadowcontrol_params_t ¶ms, float secondsToArrival, float dt );
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#endif // PHYSICS_SHADOW_H
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