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/*==LICENSE==*
CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011 Cyan Worlds, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
You can contact Cyan Worlds, Inc. by email legal@cyan.com
or by snail mail at:
Cyan Worlds, Inc.
14617 N Newport Hwy
Mead, WA 99021
*==LICENSE==*/
#ifndef plLOSRequestMsg_inc
#define plLOSRequestMsg_inc
#include "pnMessage/plMessage.h"
#include "plPhysical/plSimDefs.h"
#include "hsGeometry3.h"
class plLOSRequestMsg : public plMessage
{
public:
enum TestType {
kTestClosest, // this test has to keep going after finding a hit until it's ruled out others
kTestAny // this is faster because it will stop as soon as it finds any hit
};
enum ReportType
{
kReportHit,
kReportMiss,
kReportHitOrMiss
};
plLOSRequestMsg();
plLOSRequestMsg(const plKey& sender, hsPoint3& fromPoint, hsPoint3& toPoint, plSimDefs::plLOSDB db,
TestType test = kTestAny, ReportType report = kReportHit);
void SetFrom(const hsPoint3& from) { fFrom = from; }
void SetTo(const hsPoint3& to) { fTo = to; }
void SetWorldKey(plKey world) { fWorldKey = world; }
/** Determines which database we're testing against.
See plSimDefs::plLOSDB for a list of valid databases. */
void SetRequestType(plSimDefs::plLOSDB type) { fRequestType = type; }
plSimDefs::plLOSDB GetRequestType() const { return fRequestType; }
/** Determine whether we'll return on the first hit we get (kTestAny)
or keep looking until we're sure we've found the closest hit (kTestClosest)
The latter is slower because it has to look at all possible hits. */
void SetTestType(TestType type) { fTestType = type; }
TestType GetTestType() const { return fTestType; }
/** Do we report when we find a hit, when we don't find a hit, or both? */
void SetReportType(ReportType type) { fReportType = type; }
ReportType GetReportType() const { return fReportType; }
/** An ID invented by the caller for their own bookkeeping. */
void SetRequestID(UInt32 id) { fRequestID = id; }
UInt32 GetRequestID() { return fRequestID; }
/** If we get a hit on the first pass, we'll then double-check the remaining
segment (start->first hit) against the "cull db". If *any* hit is found,
the entire test fails. */
void SetCullDB(plSimDefs::plLOSDB db) { fCullDB = db; }
plSimDefs::plLOSDB GetCullDB() { return fCullDB; }
CLASSNAME_REGISTER( plLOSRequestMsg );
GETINTERFACE_ANY( plLOSRequestMsg, plMessage );
// Local only, runtime, no IO necessary
virtual void Read(hsStream* s, hsResMgr* mgr) {}
virtual void Write(hsStream* s, hsResMgr* mgr) {}
private:
friend class plLOSDispatch;
hsPoint3 fFrom;
hsPoint3 fTo;
plKey fWorldKey; // Force the query to happen in a particular subworld.
plSimDefs::plLOSDB fRequestType; // which database are we probing?
plSimDefs::plLOSDB fCullDB; // if we find a hit, see if anything in this DB blocks it.
TestType fTestType; // testing closest hit or just any?
ReportType fReportType; // reporting hits, misses, or both?
UInt32 fRequestID;
};
#endif // plLOSRequestMsg_inc