143 lines
3.9 KiB
C++
143 lines
3.9 KiB
C++
//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose: Used to create a path that can be followed by NPCs and trains.
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//
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//=============================================================================//
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#include "cbase.h"
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#include "trains.h"
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#include "entitylist.h"
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#include "ndebugoverlay.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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class CPathCorner : public CPointEntity
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{
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DECLARE_CLASS( CPathCorner, CPointEntity );
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public:
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void Spawn( );
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float GetDelay( void ) { return m_flWait; }
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int DrawDebugTextOverlays(void);
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void DrawDebugGeometryOverlays(void);
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// Input handlers
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void InputSetNextPathCorner( inputdata_t &inputdata );
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void InputInPass( inputdata_t &inputdata );
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DECLARE_DATADESC();
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private:
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float m_flWait;
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COutputEvent m_OnPass;
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};
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LINK_ENTITY_TO_CLASS( path_corner, CPathCorner );
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class CPathCornerCrash : public CPathCorner
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{
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DECLARE_CLASS( CPathCornerCrash, CPathCorner );
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};
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LINK_ENTITY_TO_CLASS( path_corner_crash, CPathCornerCrash );
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BEGIN_DATADESC( CPathCorner )
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DEFINE_KEYFIELD( m_flWait, FIELD_FLOAT, "wait" ),
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// Inputs
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DEFINE_INPUTFUNC( FIELD_STRING, "SetNextPathCorner", InputSetNextPathCorner),
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// Internal inputs - not exposed in the FGD
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DEFINE_INPUTFUNC( FIELD_VOID, "InPass", InputInPass ),
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// Outputs
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DEFINE_OUTPUT( m_OnPass, "OnPass"),
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END_DATADESC()
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//-----------------------------------------------------------------------------
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// Purpose:
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//-----------------------------------------------------------------------------
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void CPathCorner::Spawn( void )
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{
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ASSERTSZ(GetEntityName() != NULL_STRING, "path_corner without a targetname");
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}
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//------------------------------------------------------------------------------
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// Purpose: Sets the next path corner by name.
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// Input : String ID name of next path corner.
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//-----------------------------------------------------------------------------
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void CPathCorner::InputSetNextPathCorner( inputdata_t &inputdata )
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{
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m_target = inputdata.value.StringID();
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}
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//-----------------------------------------------------------------------------
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// Purpose: Fired by path followers as they pass the path corner.
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//-----------------------------------------------------------------------------
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void CPathCorner::InputInPass( inputdata_t &inputdata )
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{
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m_OnPass.FireOutput( inputdata.pActivator, inputdata.pCaller, 0);
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}
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//-----------------------------------------------------------------------------
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// Purpose: Draw any debug text overlays
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// Output : Current text offset from the top
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//-----------------------------------------------------------------------------
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int CPathCorner::DrawDebugTextOverlays(void)
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{
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int text_offset = BaseClass::DrawDebugTextOverlays();
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if (m_debugOverlays & OVERLAY_TEXT_BIT)
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{
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// --------------
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// Print Target
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// --------------
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char tempstr[255];
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if (m_target!=NULL_STRING)
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{
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Q_snprintf(tempstr,sizeof(tempstr),"Target: %s",STRING(m_target));
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}
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else
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{
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Q_strncpy(tempstr,"Target: - ",sizeof(tempstr));
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}
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EntityText(text_offset,tempstr,0);
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text_offset++;
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}
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return text_offset;
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}
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//-----------------------------------------------------------------------------
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// Purpose: Override base class to add display of paths
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//-----------------------------------------------------------------------------
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void CPathCorner::DrawDebugGeometryOverlays(void)
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{
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// ----------------------------------------------
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// Draw line to next target is bbox is selected
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// ----------------------------------------------
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if (m_debugOverlays & (OVERLAY_BBOX_BIT|OVERLAY_ABSBOX_BIT))
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{
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NDebugOverlay::Box(GetAbsOrigin(), Vector(-10,-10,-10), Vector(10,10,10), 255, 100, 100, 0 ,0);
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if (m_target != NULL_STRING)
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{
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CBaseEntity *pTarget = gEntList.FindEntityByName( NULL, m_target );
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if (pTarget)
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{
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NDebugOverlay::Line(GetAbsOrigin(),pTarget->GetAbsOrigin(),255,100,100,true,0.0);
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}
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}
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}
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BaseClass::DrawDebugGeometryOverlays();
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}
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