56 lines
1.9 KiB
C++
56 lines
1.9 KiB
C++
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/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2008 Robert Osfield
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*
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* This library is open source and may be redistributed and/or modified under
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* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
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* (at your option) any later version. The full license is in LICENSE file
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* included with this distribution, and on the openscenegraph.org website.
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*
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* This library 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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* OpenSceneGraph Public License for more details.
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*/
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#include "Exception.h"
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#include "VolumeScalarProperty.h"
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#include "Object.h"
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#include <osgDB/ReadFile>
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using namespace ive;
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void VolumeScalarProperty::write(DataOutputStream* out)
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{
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// Write Layer's identification.
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out->writeInt(IVEVOLUMESCALARPROPERTY);
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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::Object* object = dynamic_cast<osg::Object*>(this);
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if (object)
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((ive::Object*)(object))->write(out);
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else
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throw Exception("VolumeScalarProperty::write(): Could not cast this osgVolume::ScalarProperty to an osg::Object.");
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out->writeFloat(getValue());
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}
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void VolumeScalarProperty::read(DataInputStream* in)
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{
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// Peek on Layer's identification.
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int id = in->peekInt();
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if (id != IVEVOLUMESCALARPROPERTY)
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throw Exception("VolumeScalarProperty::read(): Expected CompositeProperty identification.");
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// Read Layer'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::Object* object = dynamic_cast<osg::Object*>(this);
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if (object)
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((ive::Object*)(object))->read(in);
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else
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throw Exception("VolumeScalarProperty::write(): Could not cast this osgVolume::ScalarProperty to an osg::Object.");
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setValue(in->readFloat());
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}
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