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101 lines
3.2 KiB
101 lines
3.2 KiB
14 years ago
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/*==LICENSE==*
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CyanWorlds.com Engine - MMOG client, server and tools
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Copyright (C) 2011 Cyan Worlds, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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You can contact Cyan Worlds, Inc. by email legal@cyan.com
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or by snail mail at:
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Cyan Worlds, Inc.
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14617 N Newport Hwy
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Mead, WA 99021
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*==LICENSE==*/
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#ifndef plRenderRequestMsg_inc
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#define plRenderRequestMsg_inc
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#include "../pnMessage/plMessage.h"
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#include "hsRefCnt.h"
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class plRenderRequest;
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class hsStream;
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class hsResMgr;
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// This is a little StoneAge, using the old HeadSpin ref count here.
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// It's a perfect spot for a smart pointer, but we ain't got none.
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//
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// Basic issue is that we hand a pointer to this request off to the
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// client (via the plRenderRequestMsg), who will at some later point this frame
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// hand it to the pipeline to be processed. So if I want to hand it off and
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// forget about it, the client needs to delete it. If I want to reuse it every
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// frame and destroy it when I'm done, I need to delete it. Sounds just like
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// a smart pointer, or for the cro-magnons a RefCnt.
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class plRenderRequestBase : public hsRefCnt
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{
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};
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class plRenderRequestMsg : public plMessage
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{
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protected:
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plRenderRequestBase* fReq;
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public:
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// Argumentless constructor useless (except for compiling).
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plRenderRequestMsg();
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// non-nil sender will get an ack when render is "done".
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plRenderRequestMsg(plKey sender, plRenderRequestBase* req);
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virtual ~plRenderRequestMsg();
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CLASSNAME_REGISTER( plRenderRequestMsg );
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GETINTERFACE_ANY( plRenderRequestMsg, plMessage );
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// These aren't really implemented. Read/Write/Transmission of
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// these messages doesn't currently make sense.
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virtual void Read(hsStream* stream, hsResMgr* mgr);
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virtual void Write(hsStream* stream, hsResMgr* mgr);
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plRenderRequest* Request() const { return (plRenderRequest*)fReq; }
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};
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class plRenderRequestAck: public plMessage
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{
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protected:
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UInt32 fUserData;
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UInt32 fNumDrawn; // number of objects drawn.
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public:
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// Argumentless constructor useless (except for compiling).
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plRenderRequestAck();
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plRenderRequestAck(plKey r, UInt32 userData=0);
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~plRenderRequestAck() {}
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CLASSNAME_REGISTER( plRenderRequestAck );
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GETINTERFACE_ANY( plRenderRequestAck, plMessage );
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void SetNumDrawn(UInt32 n) { fNumDrawn = n; }
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UInt32 GetNumDrawn() const { return fNumDrawn; }
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// These aren't really implemented. Read/Write/Transmission of
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// these messages doesn't currently make sense.
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virtual void Read(hsStream* stream, hsResMgr* mgr);
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virtual void Write(hsStream* stream, hsResMgr* mgr);
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};
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#endif // plRenderRequestMsg_inc
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