FGFS-4.1/OpenSceneGraph
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Added AlphaFunc support into osgVolume::AlphaFuncProperty.

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This commit is contained in:
Robert Osfield
2009-01-20 12:39:26 +00:00
parent 8a971d96d2
commit 87cd4530f5
11 changed files with 51 additions and 19 deletions
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12
include/osgVolume/Property
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@@ -16,6 +16,7 @@
#include <osg/TransferFunction>
#include <osg/Uniform>
#include <osg/AlphaFunc>
#include <osgVolume/Export>
@@ -150,7 +151,7 @@ class OSGVOLUME_EXPORT ScalarProperty : public Property
virtual void accept(PropertyVisitor& pv) { pv.apply(*this); }
/** Set the value.*/
void setValue(float v) { _uniform->set(v); }
virtual void setValue(float v) { _uniform->set(v); }
/** Get the value.*/
float getValue() const { float v; _uniform->get(v); return v; }
@@ -198,9 +199,18 @@ class OSGVOLUME_EXPORT AlphaFuncProperty : public ScalarProperty
virtual void accept(PropertyVisitor& pv) { pv.apply(*this); }
virtual void setValue(float v);
osg::AlphaFunc* getAlphaFunc() { return _alphaFunc.get(); }
const osg::AlphaFunc* getAlphaFunc() const { return _alphaFunc.get(); }
protected:
virtual ~AlphaFuncProperty() {}
osg::ref_ptr<osg::AlphaFunc> _alphaFunc;
};
class OSGVOLUME_EXPORT MaximumIntensityProjectionProperty : public Property