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85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
// Filename: quickRenderTraverser.h
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// Created by: drose (24Jul01)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://www.panda3d.org/license.txt .
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//
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// To contact the maintainers of this program write to
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// panda3d@yahoogroups.com .
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//
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////////////////////////////////////////////////////////////////////
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#ifndef QUICKRENDERTRAVERSER_H
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#define QUICKRENDERTRAVERSER_H
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#include "pandabase.h"
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#include "quickRenderLevelState.h"
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#include "renderTraverser.h"
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#include "allTransitionsWrapper.h"
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#include "pStatCollector.h"
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class GraphicsStateGuardian;
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class AllTransitionsWrapper;
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class RenderRelation;
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////////////////////////////////////////////////////////////////////
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// Class : QuickRenderTraverser
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// Description : A small RenderTraverser that performs a left-to-right
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// depth-first traversal of the scene graph, rendering
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// nodes as it encounters them, like a
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// DirectRenderTraverser.
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//
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// However, it does not support instancing, nor
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// view-frustum culling.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDA QuickRenderTraverser : public RenderTraverser {
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public:
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QuickRenderTraverser(GraphicsStateGuardian *gsg, TypeHandle graph_type,
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const ArcChain &arc_chain = ArcChain());
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virtual ~QuickRenderTraverser();
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virtual void traverse(Node *root,
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const AllTransitionsWrapper &initial_state);
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private:
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void r_traverse(RenderRelation *arc, const QuickRenderLevelState &level_state);
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private:
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Node *_root;
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AllTransitionsWrapper _initial_state;
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// Statistics
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static PStatCollector _draw_pcollector;
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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RenderTraverser::init_type();
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register_type(_type_handle, "QuickRenderTraverser",
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RenderTraverser::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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};
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#include "quickRenderTraverser.I"
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#endif
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