121 lines
No EOL
3.3 KiB
C++
121 lines
No EOL
3.3 KiB
C++
#include "cbase.h"
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#include "datamap.h"
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#include "dt_recv.h"
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#include "util_shared.h"
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#include "c_trigger_push.h"
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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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LINK_ENTITY_TO_CLASS( trigger_push, C_TriggerPush );
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// Since this is called only during creation
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// we allow a small margin for prediction errors here
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BEGIN_PREDICTION_DATA(C_TriggerPush)
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// DEFINE_PRED_FIELD(m_vecPushDir, FIELD_VECTOR, FTYPEDESC_INSENDTABLE),
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// DEFINE_PRED_FIELD(m_flAlternateTicksFix, FIELD_FLOAT, FTYPEDESC_INSENDTABLE),
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// DEFINE_PRED_FIELD(m_flPushSpeed, FIELD_FLOAT, FTYPEDESC_INSENDTABLE),
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END_PREDICTION_DATA();
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IMPLEMENT_CLIENTCLASS_DT(C_TriggerPush, DT_TriggerPush, CTriggerPush)
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RecvPropVector(RECVINFO(m_vecPushDir)),
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RecvPropFloat(RECVINFO(m_flAlternateTicksFix)),
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RecvPropFloat(RECVINFO(m_flPushSpeed)),
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END_RECV_TABLE();
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//-----------------------------------------------------------------------------
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// Purpose:
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// Input : *pOther -
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//-----------------------------------------------------------------------------
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void C_TriggerPush::Touch( CBaseEntity *pOther )
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{
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if ( !pOther->IsSolid() || (pOther->GetMoveType() == MOVETYPE_PUSH || pOther->GetMoveType() == MOVETYPE_NONE ) )
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return;
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if (!PassesTriggerFilters(pOther))
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return;
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// FIXME: If something is hierarchically attached, should we try to push the parent?
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if (pOther->GetMoveParent())
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return;
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// Transform the push dir into global space
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Vector vecAbsDir;
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VectorRotate( m_vecPushDir, EntityToWorldTransform(), vecAbsDir );
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// Instant trigger, just transfer velocity and remove
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if (HasSpawnFlags(SF_TRIG_PUSH_ONCE))
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{
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pOther->ApplyAbsVelocityImpulse( m_flPushSpeed * vecAbsDir );
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if ( vecAbsDir.z > 0 )
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{
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pOther->SetGroundEntity( NULL );
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}
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// UTIL_Remove( this );
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return;
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}
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switch( pOther->GetMoveType() )
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{
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case MOVETYPE_NONE:
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case MOVETYPE_PUSH:
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case MOVETYPE_NOCLIP:
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break;
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case MOVETYPE_VPHYSICS:
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{
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IPhysicsObject *pPhys = pOther->VPhysicsGetObject();
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if ( pPhys )
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{
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// UNDONE: Assume the velocity is for a 100kg object, scale with mass
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pPhys->ApplyForceCenter( m_flPushSpeed * vecAbsDir * 100.0f * gpGlobals->frametime );
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return;
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}
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}
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break;
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default:
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{
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#if defined( HL2_DLL )
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// HACK HACK HL2 players on ladders will only be disengaged if the sf is set, otherwise no push occurs.
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if ( pOther->IsPlayer() &&
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pOther->GetMoveType() == MOVETYPE_LADDER )
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{
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if ( !HasSpawnFlags(SF_TRIG_PUSH_AFFECT_PLAYER_ON_LADDER) )
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{
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// Ignore the push
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return;
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}
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}
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#endif
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Vector vecPush = (m_flPushSpeed * vecAbsDir);
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if ( pOther->GetFlags() & FL_BASEVELOCITY )
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{
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vecPush = vecPush + pOther->GetBaseVelocity();
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}
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if ( vecPush.z > 0 && (pOther->GetFlags() & FL_ONGROUND) )
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{
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pOther->SetGroundEntity( NULL );
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Vector origin = pOther->GetAbsOrigin();
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origin.z += 1.0f;
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pOther->SetAbsOrigin( origin );
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}
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#ifdef HL1_DLL
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// Apply the z velocity as a force so it counteracts gravity properly
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Vector vecImpulse( 0, 0, vecPush.z * 0.025 );//magic hack number
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pOther->ApplyAbsVelocityImpulse( vecImpulse );
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// apply x, y as a base velocity so we travel at constant speed on conveyors
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vecPush.z = 0;
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#endif
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pOther->SetBaseVelocity( vecPush );
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pOther->AddFlag( FL_BASEVELOCITY );
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}
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break;
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}
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} |