67 lines
2.2 KiB
C++
67 lines
2.2 KiB
C++
/**********************************************************************
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*
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* FILE: OcclusionQueryNode.cpp
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*
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* DESCRIPTION: Read/Write osg::OcclusionQueryNode in binary format to disk.
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*
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* CREATED BY: Copied and hacked OccluderNode.cpp by Paul Martz
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*
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* HISTORY: Created 2007.12.26
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*
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* Copyright 2003 VR-C
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**********************************************************************/
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#include "Exception.h"
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#include "OcclusionQueryNode.h"
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#include "Group.h"
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using namespace ive;
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void OcclusionQueryNode::write( DataOutputStream* out )
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{
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// Write OcclusionQueryNode's identification.
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out->writeInt(IVEOCCLUSIONQUERYNODE);
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// If the osg class is inherited by any other class we should also write this to file.
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osg::Group* group = dynamic_cast<osg::Group*>(this);
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if(group){
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((ive::Group*)(group))->write(out);
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}
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else
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out_THROW_EXCEPTION("OcclusionQueryNode::write(): Could not cast this osg::OcclusionQueryNode to an osg::Group.");
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// Write OcclusionQueryNode's properties.
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out->writeBool( getQueriesEnabled() );
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out->writeUInt( getVisibilityThreshold() );
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out->writeInt( getQueryFrameCount() );
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out->writeBool( getDebugDisplay() );
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}
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void OcclusionQueryNode::read( DataInputStream* in )
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{
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// Peek on OcclusionQueryNode's identification.
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int id = in->peekInt();
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if(id == IVEOCCLUSIONQUERYNODE)
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{
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// Read OcclusionQueryNode's identification.
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id = in->readInt();
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// If the osg class is inherited by any other class we should also read this from file.
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osg::Group* group = dynamic_cast<osg::Group*>(this);
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if(group){
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((ive::Group*)(group))->read(in);
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}
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else
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in_THROW_EXCEPTION("OcclusionQueryNode::read(): Could not cast this osg::OcclusionQueryNode to an osg::Group.");
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// Read OcclusionQueryNode's properties
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setQueriesEnabled( in->readBool() );
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setVisibilityThreshold( in->readUInt() );
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setQueryFrameCount( in->readInt() );
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setDebugDisplay( in->readBool() );
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}
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else{
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in_THROW_EXCEPTION("OcclusionQueryNode::read(): Expected OcclusionQueryNode identification.");
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}
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}
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