112 lines
3.2 KiB
C
112 lines
3.2 KiB
C
|
//========= Copyright <20> 1996-2005, Valve Corporation, All rights reserved. ============//
|
|||
|
|
//
|
|||
|
|
// Purpose:
|
|||
|
|
//
|
|||
|
|
//=============================================================================//
|
|||
|
|
|
|||
|
|
#ifndef SPRITETRAIL_H
|
|||
|
|
#define SPRITETRAIL_H
|
|||
|
|
#ifdef _WIN32
|
|||
|
|
#pragma once
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
#include "Sprite.h"
|
|||
|
|
|
|||
|
|
#if defined( CLIENT_DLL )
|
|||
|
|
#define CSpriteTrail C_SpriteTrail
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
|
|||
|
|
//-----------------------------------------------------------------------------
|
|||
|
|
// Sprite trail
|
|||
|
|
//-----------------------------------------------------------------------------
|
|||
|
|
struct TrailPoint_t
|
|||
|
|
{
|
|||
|
|
DECLARE_SIMPLE_DATADESC();
|
|||
|
|
|
|||
|
|
Vector m_vecScreenPos;
|
|||
|
|
float m_flDieTime;
|
|||
|
|
float m_flTexCoord;
|
|||
|
|
float m_flWidthVariance;
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
class CSpriteTrail : public CSprite
|
|||
|
|
{
|
|||
|
|
DECLARE_CLASS( CSpriteTrail, CSprite );
|
|||
|
|
DECLARE_DATADESC();
|
|||
|
|
DECLARE_NETWORKCLASS();
|
|||
|
|
DECLARE_PREDICTABLE();
|
|||
|
|
|
|||
|
|
public:
|
|||
|
|
CSpriteTrail( void );
|
|||
|
|
|
|||
|
|
// Sets parameters of the sprite trail
|
|||
|
|
void SetLifeTime( float time );
|
|||
|
|
void SetStartWidth( float flStartWidth );
|
|||
|
|
void SetEndWidth( float flEndWidth );
|
|||
|
|
void SetStartWidthVariance( float flStartWidthVariance );
|
|||
|
|
void SetTextureResolution( float flTexelsPerInch );
|
|||
|
|
void SetMinFadeLength( float flMinFadeLength );
|
|||
|
|
void SetSkybox( const Vector &vecSkyboxOrigin, float flSkyboxScale );
|
|||
|
|
|
|||
|
|
// Is the trail in the skybox?
|
|||
|
|
bool IsInSkybox() const;
|
|||
|
|
void Spawn( void );
|
|||
|
|
void Precache( void );
|
|||
|
|
|
|||
|
|
#if defined( CLIENT_DLL )
|
|||
|
|
// Client only code
|
|||
|
|
virtual int DrawModel( int flags, const RenderableInstance_t &instance );
|
|||
|
|
virtual const Vector &GetRenderOrigin( void );
|
|||
|
|
virtual const QAngle &GetRenderAngles( void );
|
|||
|
|
|
|||
|
|
// On data update
|
|||
|
|
virtual void OnPreDataChanged( DataUpdateType_t updateType );
|
|||
|
|
virtual void OnDataChanged( DataUpdateType_t updateType );
|
|||
|
|
virtual void GetRenderBounds( Vector& mins, Vector& maxs );
|
|||
|
|
virtual void ClientThink();
|
|||
|
|
#else
|
|||
|
|
// Server only code
|
|||
|
|
static CSpriteTrail *SpriteTrailCreate( const char *pSpriteName, const Vector &origin, bool animate );
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
private:
|
|||
|
|
#if defined( CLIENT_DLL )
|
|||
|
|
enum
|
|||
|
|
{
|
|||
|
|
// NOTE: # of points max must be a power of two!
|
|||
|
|
MAX_SPRITE_TRAIL_POINTS = 64,
|
|||
|
|
MAX_SPRITE_TRAIL_MASK = 0x3F,
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
TrailPoint_t *GetTrailPoint( int n );
|
|||
|
|
void UpdateTrail( void );
|
|||
|
|
void ComputeScreenPosition( Vector *pScreenPos );
|
|||
|
|
void ConvertSkybox();
|
|||
|
|
void UpdateBoundingBox( void );
|
|||
|
|
|
|||
|
|
TrailPoint_t m_vecSteps[MAX_SPRITE_TRAIL_POINTS];
|
|||
|
|
int m_nFirstStep;
|
|||
|
|
int m_nStepCount;
|
|||
|
|
float m_flUpdateTime;
|
|||
|
|
Vector m_vecPrevSkyboxOrigin;
|
|||
|
|
float m_flPrevSkyboxScale;
|
|||
|
|
Vector m_vecRenderMins;
|
|||
|
|
Vector m_vecRenderMaxs;
|
|||
|
|
#endif
|
|||
|
|
|
|||
|
|
CNetworkVar( float, m_flLifeTime ); // Amount of time before a new trail segment fades away
|
|||
|
|
CNetworkVar( float, m_flStartWidth ); // The starting scale
|
|||
|
|
CNetworkVar( float, m_flEndWidth ); // The ending scale
|
|||
|
|
CNetworkVar( float, m_flStartWidthVariance ); // The starting scale
|
|||
|
|
CNetworkVar( float, m_flTextureRes ); // Texture resolution along the trail
|
|||
|
|
CNetworkVar( float, m_flMinFadeLength ); // The end of the trail must fade out for this many units
|
|||
|
|
CNetworkVector( m_vecSkyboxOrigin ); // What's our skybox origin?
|
|||
|
|
CNetworkVar( float, m_flSkyboxScale ); // What's our skybox scale?
|
|||
|
|
|
|||
|
|
string_t m_iszSpriteName;
|
|||
|
|
bool m_bAnimate;
|
|||
|
|
};
|
|||
|
|
|
|||
|
|
#endif // SPRITETRAIL_H
|