72 lines
2.9 KiB
Ucode
72 lines
2.9 KiB
Ucode
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/**
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* Interface for path objects which need to interface with the navmesh
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*
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* Copyright 1998-2013 Epic Games, Inc. All Rights Reserved.
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*/
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interface Interface_NavMeshPathSwitch extends Interface_NavMeshPathObject
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native(AI);
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cpptext
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{
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// cost slightly more then normal edges so other edges are preferred unless this one is needed
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virtual INT CostFor( const FNavMeshPathParams& PathParams, const FVector& PreviousPoint, FVector& out_PathEdgePoint, FNavMeshPathObjectEdge* Edge, FNavMeshPolyBase* SourcePoly );
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// call the switch's support function
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virtual UBOOL Supports( const FNavMeshPathParams& PathParams,
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struct FNavMeshPolyBase* CurPoly,
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struct FNavMeshPathObjectEdge* Edge,
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struct FNavMeshEdgeBase* PredecessorEdge);
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// if bot is in the same poly as the trigger, go to the trigger itself
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virtual UBOOL GetEdgeDestination( const FNavMeshPathParams& PathParams,
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FLOAT EntityRadius,
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const FVector& InfluencePosition,
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const FVector& EntityPosition,
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FVector& out_EdgeDest,
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struct FNavMeshPathObjectEdge* Edge,
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UNavigationHandle* Handle);
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// overidden to activate the switch when the bot needs to
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virtual UBOOL PrepareMoveThru( class IInterface_NavigationHandle* Interface,
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FVector& out_MovePt,
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struct FNavMeshPathObjectEdge* Edge );
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/**
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* called to allow this PO to draw custom stuff for edges linked to it
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* @param DRSP - the sceneproxy we're drawing for
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* @param DrawOffset - offset from the actual location we should be drawing
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* @param Edge - the edge we're drawing
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* @return - whether this PO is doing custom drawing for the passed edge (FALSE indicates the default edge drawing functionality should be used)
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*/
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virtual UBOOL DrawEdge( FDebugRenderSceneProxy* DRSP, FColor C, FVector DrawOffset, FNavMeshPathObjectEdge* Edge );
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/**
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* called after edge creation is complete for each pylon to allow this PO to add edges for itself
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* @param Py - the pylon which we are creating edges for
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*/
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virtual void CreateEdgesForPathObject( APylon* Py );
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// returns the spot that an AI should run to to operate this switch
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virtual FVector GetDestination(FLOAT EntityRadius){return FVector(0.f);}
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// returns TRUE if the passed bot is able to operate this switch
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virtual UBOOL CanBotUseThisSwitch(AAIController* AI){return TRUE;}
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// returns TRUE if this switch is 'open' in that the fence/gate it controls is pathable right now
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virtual UBOOL IsSwitchOpen(){return TRUE;}
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// returns TRUE if this switch is linked (e.g. opens) the passed switchable pylon
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virtual UBOOL IsLinkedTo(AAISwitchablePylon* Py){return FALSE;}
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virtual INT GetNumLinkedPylons() const{return 0;}
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virtual class AAISwitchablePylon* GetLinkedPylonAtIdx(INT Idx){return NULL;}
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}
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// called to tell the AI to do wahtever it needs to to activate this switch
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event bool AIActivateSwitch(AIController AI);
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