85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
#include "osg/LightSource"
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#include "osgDB/Registry"
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#include "osgDB/Input"
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#include "osgDB/Output"
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using namespace osg;
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using namespace osgDB;
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// forward declare functions to use later.
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bool LightSource_readLocalData(Object& obj, Input& fr);
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bool LightSource_writeLocalData(const Object& obj, Output& fw);
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// register the read and write functions with the osgDB::Registry.
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RegisterDotOsgWrapperProxy g_LightSourceProxy
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(
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new osg::LightSource,
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"LightSource",
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"Object Node LightSource Group",
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&LightSource_readLocalData,
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&LightSource_writeLocalData
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);
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bool LightSource_readLocalData(Object& obj, Input& fr)
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{
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bool iteratorAdvanced = false;
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LightSource& lightsource = static_cast<LightSource&>(obj);
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if (fr[0].matchWord("referenceFrame"))
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{
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bool cullingActiveBefore = lightsource.getCullingActive();
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if (fr[1].matchWord("RELATIVE_TO_ABSOLUTE") || fr[1].matchWord("ABSOLUTE"))
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{
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lightsource.setReferenceFrame(LightSource::ABSOLUTE_RF);
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fr += 2;
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iteratorAdvanced = true;
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}
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if (fr[1].matchWord("RELATIVE_TO_PARENTS") || fr[1].matchWord("RELATIVE"))
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{
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lightsource.setReferenceFrame(LightSource::RELATIVE_RF);
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fr += 2;
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iteratorAdvanced = true;
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}
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// if culling wasn't before reset it to off.
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if (!cullingActiveBefore && lightsource.getCullingActive())
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{
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lightsource.setCullingActive(cullingActiveBefore);
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}
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}
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osg::ref_ptr<StateAttribute> sa=fr.readStateAttribute();
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osg::Light* light = dynamic_cast<Light*>(sa.get());
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if (light)
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{
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lightsource.setLight(light);
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iteratorAdvanced = true;
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}
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return iteratorAdvanced;
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}
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bool LightSource_writeLocalData(const Object& obj, Output& fw)
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{
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const LightSource& lightsource = static_cast<const LightSource&>(obj);
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fw.indent() << "referenceFrame ";
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switch (lightsource.getReferenceFrame())
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{
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case LightSource::ABSOLUTE_RF:
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fw << "ABSOLUTE\n";
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break;
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case LightSource::RELATIVE_RF:
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default:
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fw << "RELATIVE\n";
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};
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if (lightsource.getLight()) fw.writeObject(*lightsource.getLight());
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return true;
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}
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