77 lines
1.9 KiB
C++
77 lines
1.9 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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// $Workfile: $
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// $Date: $
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//
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//-----------------------------------------------------------------------------
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// $Log: $
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//
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// $NoKeywords: $
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//=============================================================================//
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#if !defined( PARTICLE_COLLISION_H )
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#define PARTICLE_COLLISION_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "particles_simple.h"
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#include "particlemgr.h"
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#define MAX_COLLISION_PLANES 6
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//
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// CBaseSimpleCollision
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//
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class CBaseSimpleCollision
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{
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public:
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CBaseSimpleCollision( void );
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static CBaseSimpleCollision *Create( void ) { return new CBaseSimpleCollision; }
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virtual void Setup( const Vector &origin, float speed, float gravity );
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virtual void TraceLine( const Vector &start, const Vector &end, trace_t *pTrace, bool coarse = true );
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void ClearActivePlanes( void );
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protected:
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virtual void TestForPlane( const Vector &start, const Vector &dir, float speed, float gravity );
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virtual void ConsiderPlane( cplane_t *plane );
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VPlane m_collisionPlanes[MAX_COLLISION_PLANES];
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int m_nActivePlanes;
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};
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//
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// CParticleCollision
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//
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class CParticleCollision : public CBaseSimpleCollision
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{
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public:
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CParticleCollision( void );
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static CParticleCollision *Create( void ) { return new CParticleCollision; }
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virtual void Setup( const Vector &origin, const Vector *dir, float angularSpread, float minSpeed, float maxSpeed, float gravity, float dampen );
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virtual bool MoveParticle( Vector &origin, Vector &velocity, float *rollDelta, float timeDelta, trace_t *pTrace );
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void SetGravity( float gravity ) { m_flGravity = gravity; }
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void SetCollisionDampen( float dampen ) { m_flCollisionDampen = dampen; }
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void SetAngularCollisionDampen( float dampen ) { m_flAngularCollisionDampen = dampen;}
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protected:
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float m_flGravity;
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float m_flCollisionDampen;
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float m_flAngularCollisionDampen;
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};
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#endif //PARTICLE_COLLISION_H
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