1187 lines
34 KiB
C++
1187 lines
34 KiB
C++
//===== Copyright © 1996-2006, Valve Corporation, All rights reserved. ======//
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//
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// Purpose: particle system definitions
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//
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//===========================================================================//
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#include "cbase.h"
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#include "particles/particles.h"
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#include "baseparticleentity.h"
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#include "entityparticletrail_shared.h"
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#include "collisionutils.h"
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#include "engine/ivdebugoverlay.h"
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#include "raytrace.h"
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#include "animation.h"
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#include "activitylist.h"
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#if defined( CLIENT_DLL )
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#include "c_pixel_visibility.h"
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#include "c_effects.h"
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#include "view.h"
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#include "viewrender.h"
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#include "model_types.h"
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#include "c_env_projectedtexture.h"
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#endif
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#ifdef TF_CLIENT_DLL
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#include "tf_shareddefs.h"
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#endif
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#ifdef SWARM_DLL
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#include "asw_shareddefs.h"
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#endif
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#ifdef GAME_DLL
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#include "ai_utils.h"
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#endif
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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#if defined( CLIENT_DLL )
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typedef struct SProjectedTextureInfo
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{
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int m_nParticleID;
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IMaterial *m_pMaterial;
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Vector m_vOrigin;
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float m_flSize;
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float m_flRotation;
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float m_r, m_g, m_b, m_a;
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C_EnvProjectedTexture *m_pEntity;
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bool m_bUsedThisFrame;
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} TProjectedTextureInfo;
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#endif // #if defined( CLIENT_DLL )
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#define POINT_AT_ORIGIN_EPSILON 0.1f
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//-----------------------------------------------------------------------------
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// Interface to allow the particle system to call back into the game code
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//-----------------------------------------------------------------------------
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class CParticleSystemQuery : public CBaseAppSystem< IParticleSystemQuery >
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{
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public:
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virtual bool IsEditor( ) { return false; }
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// Inherited from IParticleSystemQuery
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virtual void GetLightingAtPoint( const Vector& vecOrigin, Color &cTint );
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virtual void TraceLine( const Vector& vecAbsStart,
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const Vector& vecAbsEnd, unsigned int mask,
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const IHandleEntity *ignore,
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int collisionGroup, CBaseTrace *ptr );
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virtual bool IsPointInSolid( const Vector& vecPos, const int nContentsMask );
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virtual bool MovePointInsideControllingObject( CParticleCollection *pParticles,
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void *pObject,
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Vector *pPnt );
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virtual void GetRandomPointsOnControllingObjectHitBox(
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CParticleCollection *pParticles,
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int nControlPointNumber,
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int nNumPtsOut,
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float flBBoxScale,
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int nNumTrysToGetAPointInsideTheModel,
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Vector *pPntsOut,
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Vector vecDirectionalBias,
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Vector *pHitBoxRelativeCoordOut,
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int *pHitBoxIndexOut,
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int nDesiredHitbox,
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const char *pszHitboxSetName );
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void GetClosestControllingObjectHitBox(
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CParticleCollection *pParticles,
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int nControlPointNumber,
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int nNumPtsIn,
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float flBBoxScale,
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Vector *pPntsIn,
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Vector *pHitBoxRelativeCoordOut,
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int *pHitBoxIndexOut,
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int nDesiredHitbox,
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const char *pszHitboxSetName );
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virtual int GetRayTraceEnvironmentFromName( const char *pszRtEnvName );
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virtual int GetCollisionGroupFromName( const char *pszCollisionGroupName );
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virtual int GetControllingObjectHitBoxInfo(
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CParticleCollection *pParticles,
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int nControlPointNumber,
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int nBufSize, // # of output slots available
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ModelHitBoxInfo_t *pHitBoxOutputBuffer,
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const char *pszHitboxSetName );
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virtual bool IsPointInControllingObjectHitBox(
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CParticleCollection *pParticles,
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int nControlPointNumber, Vector vecPos, bool bBBoxOnly,
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const char *pszHitboxSetName );
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virtual void GetControllingObjectOBBox(
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CParticleCollection *pParticles,
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int nControlPointNumber, Vector vecMin, Vector vecMax );
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// Traces Four Rays against a defined RayTraceEnvironment
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virtual void TraceAgainstRayTraceEnv( int envnumber, const FourRays &rays, fltx4 TMin, fltx4 TMax,
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RayTracingResult *rslt_out, int32 skip_id ) const ;
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virtual Vector GetLocalPlayerPos( void );
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virtual void GetLocalPlayerEyeVectors( Vector *pForward, Vector *pRight = NULL, Vector *pUp = NULL );
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virtual Vector GetCurrentViewOrigin();
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virtual int GetActivityCount();
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virtual const char *GetActivityNameFromIndex( int nActivityIndex );
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virtual int GetActivityNumber( void *pModel, const char *m_pszActivityName );
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virtual float GetPixelVisibility( int *pQueryHandle, const Vector &vecOrigin, float flScale );
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virtual void SetUpLightingEnvironment( const Vector& pos );
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virtual void PreSimulate( );
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virtual void PostSimulate( );
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virtual void DebugDrawLine( const Vector &origin, const Vector &target, int r, int g, int b, bool noDepthTest, float duration );
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virtual void BeginDrawModels( int nMaxNumToDraw, Vector const &vecCenterPosition, CParticleCollection *pParticles )
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{
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}
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virtual void DrawModel( void *pModel, const matrix3x4_t &DrawMatrix, CParticleCollection *pParticles, int nParticleNumber, int nBodyPart, int nSubModel,
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int nSkin, int nAnimationSequence = 0, float flAnimationRate = 30.0f, float r = 1.0f, float g = 1.0f, float b = 1.0f, float a = 1.0f );
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virtual void FinishDrawModels( CParticleCollection *pParticles )
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{
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}
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virtual void *GetModel( char const *pMdlName );
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virtual void UpdateProjectedTexture( const int nParticleID, IMaterial *pMaterial, Vector &vOrigin, float flRadius, float flRotation, float r, float g, float b, float a, void *&pUserVar );
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private:
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#if defined( CLIENT_DLL )
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CTSQueue< TProjectedTextureInfo * > m_ProjectedInfoAdds;
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CUtlVector< TProjectedTextureInfo * > m_ActiveProjectedInfos;
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#endif // #if defined( CLIENT_DLL )
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};
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static CParticleSystemQuery s_ParticleSystemQuery;
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IParticleSystemQuery *g_pParticleSystemQuery = &s_ParticleSystemQuery;
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//-----------------------------------------------------------------------------
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// Exposes the interface (so tools can get at it)
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//-----------------------------------------------------------------------------
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#ifdef CLIENT_DLL
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EXPOSE_SINGLE_INTERFACE_GLOBALVAR( CParticleSystemQuery, IParticleSystemQuery, PARTICLE_SYSTEM_QUERY_INTERFACE_VERSION, s_ParticleSystemQuery );
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#endif
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static CThreadFastMutex s_LightMutex;
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static CThreadFastMutex s_BoneMutex;
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//-----------------------------------------------------------------------------
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// Inherited from IParticleSystemQuery
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//-----------------------------------------------------------------------------
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void CParticleSystemQuery::GetLightingAtPoint( const Vector& vecOrigin, Color &cTint )
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{
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VPROF("CParticleSystemQuery::GetLightingAtPoint");
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#ifdef GAME_DLL
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// FIXME: Go through to the engine from the server to get these values
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cTint.SetColor( 255, 255, 255, 255 );
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#else
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if ( engine->IsInGame() )
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{
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s_LightMutex.Lock();
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// Compute our lighting at our position
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Vector totalColor = engine->GetLightForPoint( vecOrigin, true );
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s_LightMutex.Unlock();
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// Get our lighting information
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cTint.SetColor( totalColor.x*255, totalColor.y*255, totalColor.z*255, 0 );
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}
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else
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{
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// FIXME: Go through to the engine from the server to get these values
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cTint.SetColor( 255, 255, 255, 255 );
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}
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#endif
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}
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void CParticleSystemQuery::SetUpLightingEnvironment( const Vector& pos )
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{
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#ifndef GAME_DLL
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if ( !engine->IsInGame() )
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return;
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s_LightMutex.Lock();
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modelrender->SetupLighting( pos );
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s_LightMutex.Unlock();
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#endif
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}
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void CParticleSystemQuery::TraceLine( const Vector& vecAbsStart,
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const Vector& vecAbsEnd, unsigned int mask,
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const IHandleEntity *ignore,
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int collisionGroup, CBaseTrace *ptr )
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{
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bool bDoTrace = false;
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#ifndef GAME_DLL
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bDoTrace = engine->IsInGame();
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#endif
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if ( bDoTrace )
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{
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trace_t tempTrace;
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UTIL_TraceLine( vecAbsStart, vecAbsEnd, mask, ignore, collisionGroup, &tempTrace );
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memcpy( ptr, &tempTrace, sizeof ( CBaseTrace ) );
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}
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else
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{
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ptr->startsolid = 0;
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ptr->fraction = 1.0;
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}
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}
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bool CParticleSystemQuery::IsPointInSolid( const Vector& vecPos, const int nContentsMask )
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{
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bool bDoTrace = false;
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#ifndef GAME_DLL
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bDoTrace = engine->IsInGame();
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#endif
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if ( bDoTrace )
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{
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return ( UTIL_PointContents(vecPos, nContentsMask) & nContentsMask ) != 0;
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}
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return false;
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}
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bool CParticleSystemQuery::MovePointInsideControllingObject(
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CParticleCollection *pParticles, void *pObject, Vector *pPnt )
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{
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#ifdef GAME_DLL
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return true;
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#else
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if (! pObject )
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return true; // accept the input point unmodified
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Ray_t ray;
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trace_t tr;
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ray.Init( *pPnt, *pPnt );
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enginetrace->ClipRayToEntity( ray, MASK_ALL, (CBaseEntity *) pObject, &tr );
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return ( tr.startsolid );
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#endif
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}
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static float GetSurfaceCoord( float flRand, float flMinX, float flMaxX )
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{
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return Lerp( flRand, flMinX, flMaxX );
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}
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void CParticleSystemQuery::GetRandomPointsOnControllingObjectHitBox(
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CParticleCollection *pParticles,
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int nControlPointNumber,
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int nNumPtsOut,
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float flBBoxScale,
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int nNumTrysToGetAPointInsideTheModel,
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Vector *pPntsOut,
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Vector vecDirectionalBias,
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Vector *pHitBoxRelativeCoordOut,
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int *pHitBoxIndexOut,
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int nDesiredHitbox,
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const char *pszHitboxSetName )
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{
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bool bSucesss = false;
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#ifndef GAME_DLL
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EHANDLE *phMoveParent = reinterpret_cast<EHANDLE *> ( pParticles->ControlPoint( nControlPointNumber ).m_pObject );
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CBaseEntity *pMoveParent = NULL;
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if ( phMoveParent )
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{
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pMoveParent = *( phMoveParent );
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}
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if ( pMoveParent )
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{
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float flRandMax = flBBoxScale;
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float flRandMin = 1.0 - flBBoxScale;
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Vector vecBasePos;
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pParticles->GetControlPointAtTime( nControlPointNumber, pParticles->m_flCurTime, &vecBasePos );
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s_BoneMutex.Lock();
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C_BaseAnimating *pAnimating = pMoveParent->GetBaseAnimating();
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if ( pAnimating )
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{
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matrix3x4_t *hitboxbones[MAXSTUDIOBONES];
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if ( pAnimating->HitboxToWorldTransforms( hitboxbones ) )
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{
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studiohdr_t *pStudioHdr = modelinfo->GetStudiomodel( pAnimating->GetModel() );
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if ( pStudioHdr )
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{
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// Try to get the desired set first, otherwise use their current set
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int nEffectsHitboxSet = FindHitboxSetByName( pAnimating->GetModelPtr(), pszHitboxSetName );
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mstudiohitboxset_t *set = pStudioHdr->pHitboxSet( nEffectsHitboxSet != -1 ? nEffectsHitboxSet : pAnimating->GetHitboxSet() );
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if ( set )
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{
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bSucesss = true;
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Vector vecWorldPosition;
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float u = 0, v = 0, w = 0;
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int nHitbox = 0;
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int nNumIters = nNumTrysToGetAPointInsideTheModel;
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if (! vecDirectionalBias.IsZero( 0.0001 ) )
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nNumIters = MAX( nNumIters, 5 );
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int nHitboxMin = 0;
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int nHitboxMax = set->numhitboxes - 1;
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if ( nDesiredHitbox >= 0 )
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{
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nHitboxMin = MIN( set->numhitboxes - 1, nDesiredHitbox );
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nHitboxMax = MIN( set->numhitboxes - 1, nDesiredHitbox );
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}
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for( int i=0 ; i < nNumPtsOut; i++)
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{
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int nTryCnt = nNumIters;
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float flBestPointGoodness = -1.0e20;
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do
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{
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int nTryHitbox = pParticles->RandomInt( nHitboxMin, nHitboxMax );
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mstudiobbox_t *pBox = set->pHitbox(nTryHitbox);
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// E3 HACK - check for hitboxes at the origin and ignore those
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if ( fabs( (*hitboxbones[pBox->bone])[0][3] ) < POINT_AT_ORIGIN_EPSILON && fabs( (*hitboxbones[pBox->bone])[1][3] ) < POINT_AT_ORIGIN_EPSILON && fabs( (*hitboxbones[pBox->bone])[2][3] ) < POINT_AT_ORIGIN_EPSILON )
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{
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continue;
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}
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float flTryU = pParticles->RandomFloat( flRandMin, flRandMax );
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float flTryV = pParticles->RandomFloat( flRandMin, flRandMax );
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float flTryW = pParticles->RandomFloat( flRandMin, flRandMax );
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Vector vecLocalPosition;
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vecLocalPosition.x = GetSurfaceCoord( flTryU, pBox->bbmin.x*pAnimating->GetModelHierarchyScale(), pBox->bbmax.x*pAnimating->GetModelHierarchyScale() );
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vecLocalPosition.y = GetSurfaceCoord( flTryV, pBox->bbmin.y*pAnimating->GetModelHierarchyScale(), pBox->bbmax.y*pAnimating->GetModelHierarchyScale() );
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vecLocalPosition.z = GetSurfaceCoord( flTryW, pBox->bbmin.z*pAnimating->GetModelHierarchyScale(), pBox->bbmax.z*pAnimating->GetModelHierarchyScale() );
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Vector vecTryWorldPosition;
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VectorTransform( vecLocalPosition, *hitboxbones[pBox->bone], vecTryWorldPosition );
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float flPointGoodness = pParticles->RandomFloat( 0, 72 )
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+ DotProduct( vecTryWorldPosition - vecBasePos,
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vecDirectionalBias );
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if ( nNumTrysToGetAPointInsideTheModel )
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{
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// do a point in solid test
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Ray_t ray;
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trace_t tr;
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ray.Init( vecTryWorldPosition, vecTryWorldPosition );
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enginetrace->ClipRayToEntity( ray, MASK_ALL, pMoveParent, &tr );
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if ( tr.startsolid )
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flPointGoodness += 1000.; // got a point inside!
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}
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if ( flPointGoodness > flBestPointGoodness )
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{
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u = flTryU;
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v = flTryV;
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w = flTryW;
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vecWorldPosition = vecTryWorldPosition;
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nHitbox = nTryHitbox;
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flBestPointGoodness = flPointGoodness;
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}
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} while ( nTryCnt-- );
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*( pPntsOut++ ) = vecWorldPosition;
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if ( pHitBoxRelativeCoordOut )
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( pHitBoxRelativeCoordOut++ )->Init( u, v, w );
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if ( pHitBoxIndexOut )
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*( pHitBoxIndexOut++ ) = nHitbox;
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}
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}
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}
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}
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}
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if ( pMoveParent->IsBrushModel() )
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{
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Vector vecMin;
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Vector vecMax;
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matrix3x4_t matOrientation;
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Vector VecOrigin;
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pMoveParent->GetRenderBounds( vecMin, vecMax );
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VecOrigin = pMoveParent->GetRenderOrigin();
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matOrientation = pMoveParent->EntityToWorldTransform();
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Vector vecWorldPosition;
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float u = 0, v = 0, w = 0;
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int nHitbox = 0;
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int nNumIters = nNumTrysToGetAPointInsideTheModel;
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if (! vecDirectionalBias.IsZero( 0.0001 ) )
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nNumIters = MAX( nNumIters, 5 );
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for( int i=0 ; i < nNumPtsOut; i++)
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{
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int nTryCnt = nNumIters;
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float flBestPointGoodness = -1.0e20;
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do
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{
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float flTryU = pParticles->RandomFloat( flRandMin, flRandMax );
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float flTryV = pParticles->RandomFloat( flRandMin, flRandMax );
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float flTryW = pParticles->RandomFloat( flRandMin, flRandMax );
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Vector vecLocalPosition;
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vecLocalPosition.x = GetSurfaceCoord( flTryU, vecMin.x, vecMax.x );
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vecLocalPosition.y = GetSurfaceCoord( flTryV, vecMin.y, vecMax.y );
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vecLocalPosition.z = GetSurfaceCoord( flTryW, vecMin.z, vecMax.z );
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Vector vecTryWorldPosition;
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VectorTransform( vecLocalPosition, matOrientation, vecTryWorldPosition );
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float flPointGoodness = pParticles->RandomFloat( 0, 72 )
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+ DotProduct( vecTryWorldPosition - vecBasePos,
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vecDirectionalBias );
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if ( nNumTrysToGetAPointInsideTheModel )
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{
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// do a point in solid test
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Ray_t ray;
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trace_t tr;
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ray.Init( vecTryWorldPosition, vecTryWorldPosition );
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enginetrace->ClipRayToEntity( ray, MASK_ALL, pMoveParent, &tr );
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if ( tr.startsolid )
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flPointGoodness += 1000.; // got a point inside!
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}
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if ( flPointGoodness > flBestPointGoodness )
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{
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u = flTryU;
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v = flTryV;
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w = flTryW;
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vecWorldPosition = vecTryWorldPosition;
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nHitbox = 0;
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flBestPointGoodness = flPointGoodness;
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}
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} while ( nTryCnt-- );
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*( pPntsOut++ ) = vecWorldPosition;
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if ( pHitBoxRelativeCoordOut )
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( pHitBoxRelativeCoordOut++ )->Init( u, v, w );
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if ( pHitBoxIndexOut )
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*( pHitBoxIndexOut++ ) = nHitbox;
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}
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}
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s_BoneMutex.Unlock();
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}
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#endif
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if (! bSucesss )
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{
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// don't have a model or am in editor or something - fill return with control point
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for( int i=0 ; i < nNumPtsOut; i++)
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{
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pPntsOut[i] = pParticles->ControlPoint( nControlPointNumber ).m_Position; // fallback if anything goes wrong
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if ( pHitBoxIndexOut )
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pHitBoxIndexOut[i] = 0;
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if ( pHitBoxRelativeCoordOut )
|
|
pHitBoxRelativeCoordOut[i].Init();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
|
|
void CParticleSystemQuery::GetClosestControllingObjectHitBox(
|
|
CParticleCollection *pParticles,
|
|
int nControlPointNumber,
|
|
int nNumPtsIn,
|
|
float flBBoxScale,
|
|
Vector *pPntsIn,
|
|
Vector *pHitBoxRelativeCoordOut,
|
|
int *pHitBoxIndexOut,
|
|
int nDesiredHitbox,
|
|
const char *pszHitboxSetName )
|
|
{
|
|
bool bSucesss = false;
|
|
|
|
#ifndef GAME_DLL
|
|
|
|
EHANDLE *phMoveParent = reinterpret_cast<EHANDLE *> ( pParticles->ControlPoint( nControlPointNumber ).m_pObject );
|
|
CBaseEntity *pMoveParent = NULL;
|
|
if ( phMoveParent )
|
|
{
|
|
pMoveParent = *( phMoveParent );
|
|
}
|
|
if ( pMoveParent )
|
|
{
|
|
float flRandMax = flBBoxScale;
|
|
float flRandMin = 1.0 - flBBoxScale;
|
|
Vector vecBasePos;
|
|
pParticles->GetControlPointAtTime( nControlPointNumber, pParticles->m_flCurTime, &vecBasePos );
|
|
|
|
s_BoneMutex.Lock();
|
|
C_BaseAnimating *pAnimating = pMoveParent->GetBaseAnimating();
|
|
if ( pAnimating )
|
|
{
|
|
|
|
matrix3x4_t *hitboxbones[MAXSTUDIOBONES];
|
|
|
|
if ( pAnimating->HitboxToWorldTransforms( hitboxbones ) )
|
|
{
|
|
|
|
studiohdr_t *pStudioHdr = modelinfo->GetStudiomodel( pAnimating->GetModel() );
|
|
|
|
if ( pStudioHdr )
|
|
{
|
|
// Try to get the desired set first, otherwise use their current set
|
|
int nEffectsHitboxSet = FindHitboxSetByName( pAnimating->GetModelPtr(), pszHitboxSetName );
|
|
mstudiohitboxset_t *set = pStudioHdr->pHitboxSet( nEffectsHitboxSet != -1 ? nEffectsHitboxSet : pAnimating->GetHitboxSet() );
|
|
|
|
if ( set )
|
|
{
|
|
bSucesss = true;
|
|
|
|
Vector vecWorldPosition;
|
|
float u = 0, v = 0, w = 0;
|
|
int nHitbox = 0;
|
|
|
|
int nHitboxMin = 0;
|
|
int nHitboxMax = set->numhitboxes - 1;
|
|
if ( nDesiredHitbox >= 0 )
|
|
{
|
|
nHitboxMin = MIN( set->numhitboxes - 1, nDesiredHitbox );
|
|
nHitboxMax = MIN( set->numhitboxes - 1, nDesiredHitbox );
|
|
}
|
|
|
|
for( int i=0 ; i < nNumPtsIn; i++)
|
|
{
|
|
float flBestPointGoodness = FLT_MAX;
|
|
Vector vecCurrentPoint = *( pPntsIn++ );
|
|
for ( int j = nHitboxMin; j < nHitboxMax; j++ )
|
|
{
|
|
int nTryHitbox = j;
|
|
mstudiobbox_t *pBox = set->pHitbox(nTryHitbox);
|
|
|
|
float flTryU = pParticles->RandomFloat( flRandMin, flRandMax );
|
|
float flTryV = pParticles->RandomFloat( flRandMin, flRandMax );
|
|
float flTryW = pParticles->RandomFloat( flRandMin, flRandMax );
|
|
|
|
Vector vecLocalPosition;
|
|
vecLocalPosition.x = GetSurfaceCoord( flTryU, pBox->bbmin.x*pAnimating->GetModelScale(), pBox->bbmax.x*pAnimating->GetModelScale() );
|
|
vecLocalPosition.y = GetSurfaceCoord( flTryV, pBox->bbmin.y*pAnimating->GetModelScale(), pBox->bbmax.y*pAnimating->GetModelScale() );
|
|
vecLocalPosition.z = GetSurfaceCoord( flTryW, pBox->bbmin.z*pAnimating->GetModelScale(), pBox->bbmax.z*pAnimating->GetModelScale() );
|
|
|
|
Vector vecTryWorldPosition;
|
|
|
|
VectorTransform( vecLocalPosition, *hitboxbones[pBox->bone], vecTryWorldPosition );
|
|
|
|
|
|
Vector vecBoxDistance;
|
|
VectorTransform( ( ( pBox->bbmin + pBox->bbmax ) / 2 ), *hitboxbones[pBox->bone], vecBoxDistance );
|
|
vecBoxDistance -= vecCurrentPoint;
|
|
float flPointGoodness = vecBoxDistance.Length();
|
|
|
|
if ( flPointGoodness < flBestPointGoodness )
|
|
{
|
|
u = flTryU;
|
|
v = flTryV;
|
|
w = flTryW;
|
|
nHitbox = nTryHitbox;
|
|
flBestPointGoodness = flPointGoodness;
|
|
}
|
|
}
|
|
if ( pHitBoxRelativeCoordOut )
|
|
( pHitBoxRelativeCoordOut++ )->Init( u, v, w );
|
|
if ( pHitBoxIndexOut )
|
|
*( pHitBoxIndexOut++ ) = nHitbox;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
s_BoneMutex.Unlock();
|
|
}
|
|
#endif
|
|
if (! bSucesss )
|
|
{
|
|
// don't have a model or am in editor or something - fill return with control point
|
|
for( int i=0 ; i < nNumPtsIn; i++)
|
|
{
|
|
if ( pHitBoxIndexOut )
|
|
pHitBoxIndexOut[i] = 0;
|
|
|
|
if ( pHitBoxRelativeCoordOut )
|
|
pHitBoxRelativeCoordOut[i].Init();
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
int CParticleSystemQuery::GetControllingObjectHitBoxInfo(
|
|
CParticleCollection *pParticles,
|
|
int nControlPointNumber,
|
|
int nBufSize, // # of output slots available
|
|
ModelHitBoxInfo_t *pHitBoxOutputBuffer,
|
|
const char *pszHitboxSetName )
|
|
{
|
|
int nRet = 0;
|
|
|
|
#ifndef GAME_DLL
|
|
s_BoneMutex.Lock();
|
|
|
|
EHANDLE *phMoveParent = reinterpret_cast<EHANDLE *> ( pParticles->ControlPoint( nControlPointNumber ).m_pObject );
|
|
CBaseEntity *pMoveParent = NULL;
|
|
if ( phMoveParent )
|
|
{
|
|
pMoveParent = *( phMoveParent );
|
|
}
|
|
|
|
if ( pMoveParent )
|
|
{
|
|
C_BaseAnimating *pAnimating = pMoveParent->GetBaseAnimating();
|
|
if ( pAnimating )
|
|
{
|
|
matrix3x4_t *hitboxbones[MAXSTUDIOBONES];
|
|
|
|
if ( pAnimating->HitboxToWorldTransforms( hitboxbones ) )
|
|
{
|
|
|
|
studiohdr_t *pStudioHdr = modelinfo->GetStudiomodel( pAnimating->GetModel() );
|
|
|
|
if ( pStudioHdr )
|
|
{
|
|
// Try to get the desired set first, otherwise use their current set
|
|
int nEffectsHitboxSet = FindHitboxSetByName( pAnimating->GetModelPtr(), pszHitboxSetName );
|
|
mstudiohitboxset_t *set = pStudioHdr->pHitboxSet( nEffectsHitboxSet != -1 ? nEffectsHitboxSet : pAnimating->GetHitboxSet() );
|
|
|
|
if ( set )
|
|
{
|
|
for( int i=0 ; i < set->numhitboxes; i++ )
|
|
{
|
|
mstudiobbox_t *pBox = set->pHitbox( i );
|
|
|
|
// E3 HACK - check for hitboxes at the origin and ignore those
|
|
if ( fabs( (*hitboxbones[pBox->bone])[0][3] ) < POINT_AT_ORIGIN_EPSILON && fabs( (*hitboxbones[pBox->bone])[1][3] ) < POINT_AT_ORIGIN_EPSILON && fabs( (*hitboxbones[pBox->bone])[2][3] ) < POINT_AT_ORIGIN_EPSILON )
|
|
{
|
|
continue;
|
|
}
|
|
|
|
pHitBoxOutputBuffer[nRet].m_vecBoxMins.x = pBox->bbmin.x;
|
|
pHitBoxOutputBuffer[nRet].m_vecBoxMins.y = pBox->bbmin.y;
|
|
pHitBoxOutputBuffer[nRet].m_vecBoxMins.z = pBox->bbmin.z;
|
|
|
|
pHitBoxOutputBuffer[nRet].m_vecBoxMaxes.x = pBox->bbmax.x;
|
|
pHitBoxOutputBuffer[nRet].m_vecBoxMaxes.y = pBox->bbmax.y;
|
|
pHitBoxOutputBuffer[nRet].m_vecBoxMaxes.z = pBox->bbmax.z;
|
|
|
|
pHitBoxOutputBuffer[nRet].m_Transform = *hitboxbones[pBox->bone];
|
|
|
|
nRet++;
|
|
|
|
if ( nRet >= nBufSize )
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
if ( pMoveParent->IsBrushModel() )
|
|
{
|
|
Vector vecMin;
|
|
Vector vecMax;
|
|
matrix3x4_t matOrientation;
|
|
pMoveParent->GetRenderBounds( vecMin, vecMax );
|
|
matOrientation = pMoveParent->EntityToWorldTransform();
|
|
pHitBoxOutputBuffer[0].m_vecBoxMins = vecMin;
|
|
pHitBoxOutputBuffer[0].m_vecBoxMaxes = vecMax;
|
|
pHitBoxOutputBuffer[0].m_Transform = matOrientation;
|
|
nRet = 1;
|
|
}
|
|
}
|
|
s_BoneMutex.Unlock();
|
|
#endif
|
|
return nRet;
|
|
}
|
|
|
|
|
|
|
|
bool CParticleSystemQuery::IsPointInControllingObjectHitBox(
|
|
CParticleCollection *pParticles,
|
|
int nControlPointNumber, Vector vecPos, bool bBBoxOnly,
|
|
const char *pszHitboxSetName )
|
|
{
|
|
bool bSuccess = false;
|
|
#ifndef GAME_DLL
|
|
|
|
EHANDLE *phMoveParent = reinterpret_cast<EHANDLE *> ( pParticles->ControlPoint( nControlPointNumber ).m_pObject );
|
|
CBaseEntity *pMoveParent = NULL;
|
|
if ( phMoveParent )
|
|
{
|
|
pMoveParent = *( phMoveParent );
|
|
}
|
|
if ( pMoveParent )
|
|
{
|
|
s_BoneMutex.Lock();
|
|
C_BaseAnimating *pAnimating = pMoveParent->GetBaseAnimating();
|
|
|
|
bool bInBBox = false;
|
|
Vector vecBBoxMin;
|
|
Vector vecBBoxMax;
|
|
Vector vecOrigin;
|
|
|
|
vecBBoxMin = pMoveParent->CollisionProp()->OBBMins();
|
|
vecBBoxMax = pMoveParent->CollisionProp()->OBBMaxs();
|
|
|
|
Vector vecLocalPos = vecPos;
|
|
|
|
if ( pMoveParent->CollisionProp()->IsBoundsDefinedInEntitySpace() )
|
|
{
|
|
matrix3x4_t matOrientation;
|
|
matOrientation = pMoveParent->EntityToWorldTransform();
|
|
VectorITransform( vecPos, matOrientation, vecLocalPos );
|
|
}
|
|
if ( IsPointInBox( vecLocalPos, vecBBoxMin, vecBBoxMax ) )
|
|
bInBBox = true;
|
|
|
|
if ( bInBBox && bBBoxOnly )
|
|
bSuccess = true;
|
|
else if ( pAnimating && bInBBox )
|
|
{
|
|
matrix3x4_t *hitboxbones[MAXSTUDIOBONES];
|
|
if ( pAnimating->HitboxToWorldTransforms( hitboxbones ) )
|
|
{
|
|
|
|
studiohdr_t *pStudioHdr = modelinfo->GetStudiomodel( pAnimating->GetModel() );
|
|
|
|
if ( pStudioHdr )
|
|
{
|
|
// Try to get the "effects" set first, otherwise use their current set
|
|
int nEffectsHitboxSet = FindHitboxSetByName( pAnimating->GetModelPtr(), pszHitboxSetName );
|
|
mstudiohitboxset_t *set = pStudioHdr->pHitboxSet( nEffectsHitboxSet != -1 ? nEffectsHitboxSet : pAnimating->GetHitboxSet() );
|
|
|
|
if ( set )
|
|
{
|
|
// do a point in solid test
|
|
Ray_t ray;
|
|
trace_t tr;
|
|
ray.Init( vecPos, vecPos );
|
|
enginetrace->ClipRayToEntity( ray, MASK_ALL, pMoveParent, &tr );
|
|
if ( tr.startsolid )
|
|
bSuccess = true;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else if ( pMoveParent->IsBrushModel() && bInBBox )
|
|
{
|
|
// do a point in solid test
|
|
Ray_t ray;
|
|
trace_t tr;
|
|
ray.Init( vecPos, vecPos );
|
|
enginetrace->ClipRayToEntity( ray, MASK_ALL, pMoveParent, &tr );
|
|
if ( tr.startsolid )
|
|
bSuccess = true;
|
|
}
|
|
|
|
s_BoneMutex.Unlock();
|
|
}
|
|
#endif
|
|
return bSuccess;
|
|
}
|
|
|
|
void CParticleSystemQuery::GetControllingObjectOBBox(
|
|
CParticleCollection *pParticles,
|
|
int nControlPointNumber, Vector vecMin, Vector vecMax )
|
|
{
|
|
vecMin = vecMax = vec3_origin;
|
|
#ifndef GAME_DLL
|
|
|
|
EHANDLE *phMoveParent = reinterpret_cast<EHANDLE *> ( pParticles->ControlPoint( nControlPointNumber ).m_pObject );
|
|
CBaseEntity *pMoveParent = NULL;
|
|
if ( phMoveParent )
|
|
{
|
|
pMoveParent = *( phMoveParent );
|
|
}
|
|
if ( pMoveParent )
|
|
{
|
|
vecMin = pMoveParent->CollisionProp()->OBBMins();
|
|
vecMax = pMoveParent->CollisionProp()->OBBMaxs();
|
|
}
|
|
#endif
|
|
}
|
|
|
|
extern CUtlVector< RayTracingEnvironment * > g_RayTraceEnvironments;
|
|
|
|
void CParticleSystemQuery::TraceAgainstRayTraceEnv( int envnumber, const FourRays &rays, fltx4 TMin, fltx4 TMax,
|
|
RayTracingResult *rslt_out, int32 skip_id ) const
|
|
{
|
|
#if defined( CLIENT_DLL )
|
|
if ( g_RayTraceEnvironments.IsValidIndex( envnumber ) )
|
|
{
|
|
RayTracingEnvironment *RtEnv = g_RayTraceEnvironments.Element( envnumber );
|
|
RtEnv->Trace4Rays( rays, TMin, TMax, rslt_out, skip_id );
|
|
}
|
|
#endif
|
|
}
|
|
|
|
|
|
|
|
struct RayTraceEnvironmentNameRecord_t
|
|
{
|
|
const char *m_pszGroupName;
|
|
int m_nGroupID;
|
|
};
|
|
|
|
|
|
static RayTraceEnvironmentNameRecord_t s_RtEnvNameMap[]={
|
|
{ "PRECIPITATION", 0 },
|
|
{ "PRECIPITATIONBLOCKER", 1 },
|
|
};
|
|
|
|
|
|
int CParticleSystemQuery::GetRayTraceEnvironmentFromName( const char *pszRtEnvName )
|
|
{
|
|
for(int i = 0; i < ARRAYSIZE( s_RtEnvNameMap ); i++ )
|
|
{
|
|
if ( ! stricmp( s_RtEnvNameMap[i].m_pszGroupName, pszRtEnvName ) )
|
|
return s_RtEnvNameMap[i].m_nGroupID;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
|
|
struct CollisionGroupNameRecord_t
|
|
{
|
|
const char *m_pszGroupName;
|
|
int m_nGroupID;
|
|
};
|
|
|
|
|
|
static CollisionGroupNameRecord_t s_NameMap[]={
|
|
{ "NONE", COLLISION_GROUP_NONE },
|
|
{ "DEBRIS", COLLISION_GROUP_DEBRIS },
|
|
{ "INTERACTIVE", COLLISION_GROUP_INTERACTIVE },
|
|
{ "NPC", COLLISION_GROUP_NPC },
|
|
{ "ACTOR", COLLISION_GROUP_NPC_ACTOR },
|
|
{ "PASSABLE", COLLISION_GROUP_PASSABLE_DOOR },
|
|
#if defined( TF_CLIENT_DLL )
|
|
{ "ROCKETS", TFCOLLISION_GROUP_ROCKETS },
|
|
#endif
|
|
#if defined( SWARM_DLL )
|
|
{ "SENTRYPROJ", ASW_COLLISION_GROUP_SENTRY_PROJECTILE },
|
|
#endif
|
|
};
|
|
|
|
|
|
int CParticleSystemQuery::GetCollisionGroupFromName( const char *pszCollisionGroupName )
|
|
{
|
|
for(int i = 0; i < ARRAYSIZE( s_NameMap ); i++ )
|
|
{
|
|
if ( ! stricmp( s_NameMap[i].m_pszGroupName, pszCollisionGroupName ) )
|
|
return s_NameMap[i].m_nGroupID;
|
|
}
|
|
return COLLISION_GROUP_NONE;
|
|
}
|
|
|
|
Vector CParticleSystemQuery::GetLocalPlayerPos( void )
|
|
{
|
|
#ifdef CLIENT_DLL
|
|
// HACK_GETLOCALPLAYER_GUARD( "CParticleSystemQuery::GetLocalPlayerPos" );
|
|
ACTIVE_SPLITSCREEN_PLAYER_GUARD( GET_ACTIVE_SPLITSCREEN_SLOT() );
|
|
C_BasePlayer *pPlayer = C_BasePlayer::GetLocalPlayer();
|
|
if ( !pPlayer )
|
|
return vec3_origin;
|
|
return pPlayer->WorldSpaceCenter();
|
|
#else
|
|
CBasePlayer *pPlayer = AI_GetSinglePlayer();
|
|
if ( !pPlayer )
|
|
return vec3_origin;
|
|
return pPlayer->WorldSpaceCenter();
|
|
#endif
|
|
}
|
|
|
|
void CParticleSystemQuery::GetLocalPlayerEyeVectors( Vector *pForward, Vector *pRight, Vector *pUp )
|
|
{
|
|
#ifdef CLIENT_DLL
|
|
// HACK_GETLOCALPLAYER_GUARD( "CParticleSystemQuery::GetLocalPlayerPos" );
|
|
ACTIVE_SPLITSCREEN_PLAYER_GUARD( GET_ACTIVE_SPLITSCREEN_SLOT() );
|
|
C_BasePlayer *pPlayer = C_BasePlayer::GetLocalPlayer();
|
|
if ( !pPlayer )
|
|
{
|
|
*pForward = vec3_origin;
|
|
*pRight = vec3_origin;
|
|
*pUp = vec3_origin;
|
|
return;
|
|
}
|
|
pPlayer->EyeVectors( pForward, pRight, pUp );
|
|
#else
|
|
CBasePlayer *pPlayer = AI_GetSinglePlayer();
|
|
if ( !pPlayer )
|
|
{
|
|
*pForward = vec3_origin;
|
|
*pRight = vec3_origin;
|
|
*pUp = vec3_origin;
|
|
return;
|
|
}
|
|
pPlayer->EyeVectors( pForward, pRight, pUp );
|
|
#endif
|
|
}
|
|
|
|
Vector CParticleSystemQuery::GetCurrentViewOrigin()
|
|
{
|
|
#ifdef CLIENT_DLL
|
|
ACTIVE_SPLITSCREEN_PLAYER_GUARD( GET_ACTIVE_SPLITSCREEN_SLOT() );
|
|
return CurrentViewOrigin();
|
|
#else
|
|
return vec3_origin;
|
|
#endif
|
|
|
|
}
|
|
|
|
|
|
float CParticleSystemQuery::GetPixelVisibility( int *pQueryHandle, const Vector &vecOrigin, float flScale )
|
|
{
|
|
#ifdef CLIENT_DLL
|
|
ACTIVE_SPLITSCREEN_PLAYER_GUARD( GET_ACTIVE_SPLITSCREEN_SLOT() );
|
|
pixelvis_queryparams_t params;
|
|
params.Init( vecOrigin, flScale, 1.0 );
|
|
float flVisibility = PixelVisibility_FractionVisible( params, pQueryHandle );
|
|
flVisibility = MAX( 0.0f, flVisibility );
|
|
return flVisibility;
|
|
#else
|
|
return 0.0f;
|
|
#endif
|
|
}
|
|
|
|
void CParticleSystemQuery::DebugDrawLine( const Vector &origin, const Vector &target, int r, int g, int b, bool noDepthTest, float duration )
|
|
{
|
|
debugoverlay->AddLineOverlay( origin, target, r, g, b, noDepthTest, duration );
|
|
}
|
|
|
|
|
|
#include "tier3/mdlutils.h"
|
|
|
|
|
|
#ifdef CLIENT_DLL
|
|
static void SetBodygroup( studiohdr_t *pstudiohdr, int &body, int iGroup, int iValue )
|
|
{
|
|
if ( !pstudiohdr )
|
|
{
|
|
return;
|
|
}
|
|
|
|
if ( iGroup >= pstudiohdr->numbodyparts )
|
|
{
|
|
return;
|
|
}
|
|
|
|
mstudiobodyparts_t *pbodypart = pstudiohdr->pBodypart( iGroup );
|
|
|
|
if ( iValue >= pbodypart->nummodels )
|
|
{
|
|
return;
|
|
}
|
|
|
|
int iCurrent = ( body / pbodypart->base ) % pbodypart->nummodels;
|
|
|
|
body = ( body - ( iCurrent * pbodypart->base ) + ( iValue * pbodypart->base ) );
|
|
}
|
|
#endif
|
|
|
|
// callback to draw models given abstract ptr
|
|
void CParticleSystemQuery::DrawModel( void *pModel, const matrix3x4_t &DrawMatrix, CParticleCollection *pParticles, int nParticleNumber, int nBodyPart, int nSubModel,
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int nSkin, int nAnimationSequence, float flAnimationRate, float r, float g, float b, float a )
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{
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#ifdef CLIENT_DLL
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model_t *pMDL = ( model_t * ) pModel;
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if ( pMDL )
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{
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MDLHandle_t hStudioHdr = modelinfo->GetCacheHandle( pMDL );
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studiohdr_t *pStudioHdr = mdlcache->GetStudioHdr( hStudioHdr );
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CMDL MDL;
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MDL.SetMDL( hStudioHdr );
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SetBodygroup( pStudioHdr, MDL.m_nBody, nBodyPart, nSubModel );
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MDL.m_Color = Color( r * 255, g * 255, b * 255, a * 255 );
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MDL.m_nSkin = nSkin;
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MDL.m_nSequence = nAnimationSequence;
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MDL.m_flPlaybackRate = flAnimationRate;
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MDL.m_flTime = pParticles->m_flCurTime;
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if ( pStudioHdr )
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{
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CMatRenderContextPtr pRenderContext( g_pMaterialSystem );
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CMatRenderData< matrix3x4_t > rdBoneToWorld( pRenderContext, pStudioHdr->numbones );
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MDL.SetUpBones( DrawMatrix, pStudioHdr->numbones, rdBoneToWorld.Base() );
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MDL.Draw(DrawMatrix, rdBoneToWorld.Base(), STUDIORENDER_DRAW_NO_SHADOWS );
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}
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else
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{
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MDL.Draw(DrawMatrix);
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}
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//debugging
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// debugoverlay->AddTextOverlay( origin, 0.1, "p", pMDL );
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//Vector myOrigin = Vector( DrawMatrix.m_flMatVal[0][3], DrawMatrix.m_flMatVal[1][3], DrawMatrix.m_flMatVal[2][3] );
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//Vector vecFwd, vecRight, vecUp;
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//MatrixVectors( pRenderable->m_DrawModelMatrix, &vecFwd, &vecRight, &vecUp );
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//debugoverlay->AddLineOverlay( myOrigin, myOrigin + 36 * vecFwd, 255, 0, 0, true, 0.1 );
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//debugoverlay->AddLineOverlay( myOrigin, myOrigin + 36 * vecUp, 0, 0, 255, true, 0.1 );
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//debugoverlay->AddLineOverlay( myOrigin, myOrigin + 36 * vecRight, 0, 255, 0, true, 0.1 );
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}
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#endif
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}
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void *CParticleSystemQuery::GetModel( char const *pMdlName )
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{
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#ifdef CLIENT_DLL
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// int modelIndex = modelinfo->GetModelIndex( pMdlName );
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// const model_t *pModel = modelinfo->GetModel( modOelIndex );
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CUtlString ModelName = "models/";
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ModelName += pMdlName;
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model_t *pModel = (model_t *)engine->LoadModel( ModelName ); //, true );
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//pMdlName = "models/weapons/shells/shell_pistol.mdl";
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return ( void * )pModel;
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#else
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return NULL;
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#endif
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}
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void CParticleSystemQuery::PreSimulate( )
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{
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#if defined( CLIENT_DLL )
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for( int i = 0; i < m_ActiveProjectedInfos.Count(); i++ )
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{
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m_ActiveProjectedInfos[ i ]->m_bUsedThisFrame = false;
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}
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#endif // #if defined( CLIENT_DLL )
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}
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void CParticleSystemQuery::PostSimulate( )
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{
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#if defined( CLIENT_DLL )
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TProjectedTextureInfo *pInfo = NULL;
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while( m_ProjectedInfoAdds.PopItem( &pInfo ) == true )
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{
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m_ActiveProjectedInfos.AddToTail( pInfo );
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}
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for( int i = 0; i < m_ActiveProjectedInfos.Count(); i++ )
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{
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if ( m_ActiveProjectedInfos[ i ]->m_bUsedThisFrame == false )
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{
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delete m_ActiveProjectedInfos[ i ]->m_pEntity;
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m_ActiveProjectedInfos.Remove( i );
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i--;
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continue;
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}
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if ( m_ActiveProjectedInfos[ i ]->m_pEntity == NULL )
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{
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m_ActiveProjectedInfos[ i ]->m_pEntity = C_EnvProjectedTexture::Create();
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}
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m_ActiveProjectedInfos[ i ]->m_pEntity->SetAbsOrigin( m_ActiveProjectedInfos[ i ]->m_vOrigin );
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m_ActiveProjectedInfos[ i ]->m_pEntity->SetMaterial( m_ActiveProjectedInfos[ i ]->m_pMaterial );
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m_ActiveProjectedInfos[ i ]->m_pEntity->SetLightColor( m_ActiveProjectedInfos[ i ]->m_r * 255, m_ActiveProjectedInfos[ i ]->m_g * 255, m_ActiveProjectedInfos[ i ]->m_b * 255, m_ActiveProjectedInfos[ i ]->m_a * 255 );
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m_ActiveProjectedInfos[ i ]->m_pEntity->SetSize( m_ActiveProjectedInfos[ i ]->m_flSize );
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m_ActiveProjectedInfos[ i ]->m_pEntity->SetRotation( m_ActiveProjectedInfos[ i ]->m_flRotation );
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}
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#endif // #if defined( CLIENT_DLL )
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}
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void CParticleSystemQuery::UpdateProjectedTexture( const int nParticleID, IMaterial *pMaterial, Vector &vOrigin, float flRadius, float flRotation, float r, float g, float b, float a, void *&pUserVar )
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{
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#if defined( CLIENT_DLL )
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TProjectedTextureInfo *pInfo = reinterpret_cast< TProjectedTextureInfo * >( pUserVar );
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if ( pInfo == NULL )
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{
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pUserVar = pInfo = new TProjectedTextureInfo;
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memset( pInfo, 0, sizeof( *pInfo ) );
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m_ProjectedInfoAdds.PushItem( pInfo );
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}
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pInfo->m_nParticleID = nParticleID;
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pInfo->m_pMaterial = pMaterial;
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pInfo->m_vOrigin = vOrigin;
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pInfo->m_flSize = flRadius;
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pInfo->m_flRotation = flRotation;
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pInfo->m_r = r;
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pInfo->m_g = g;
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pInfo->m_b = b;
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pInfo->m_a = a;
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pInfo->m_bUsedThisFrame = true;
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// ClientEntityList().AddNonNetworkableEntity( this );
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#endif // #if defined( CLIENT_DLL )
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}
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int CParticleSystemQuery::GetActivityCount()
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{
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return 0;
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}
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const char* CParticleSystemQuery::GetActivityNameFromIndex( int nActivityIndex )
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{
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return 0;
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}
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int CParticleSystemQuery::GetActivityNumber( void *pModel, const char *m_pszActivityName )
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{
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model_t *pMDL = ( model_t * ) pModel;
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if ( pMDL )
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{
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studiohdr_t *pStudioHdr = modelinfo->GetStudiomodel( pMDL );
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if ( !pStudioHdr )
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return -1;
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CStudioHdr studioHdr( pStudioHdr, mdlcache );
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int nActivityNum = LookupActivity( &studioHdr, m_pszActivityName );
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return SelectWeightedSequence( &studioHdr, nActivityNum );
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}
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return -1;
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}
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