FGFS-4.1/OpenSceneGraph
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Added use of GLSL filters

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This commit is contained in:
Robert Osfield
2007-06-18 12:10:46 +00:00
parent c8c1e1107e
commit d4309ce69a
3 changed files with 139 additions and 6 deletions
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24
include/osgTerrain/GeometryTechnique
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@@ -106,6 +106,25 @@ class OSGTERRAIN_EXPORT GeometryTechnique : public TerrainTechnique
virtual void cleanSceneGraph();
virtual void dirty();
void setFilterWidth(float filterWidth);
float getFilterWidth() const { return _filterWidth; }
void setFilterMatrix(const osg::Matrix3& matrix);
osg::Matrix3& getFilterMatrix() { return _filterMatrix; }
const osg::Matrix3& getFilterMatrix() const { return _filterMatrix; }
enum FilterType
{
GAUSSIAN,
SMOOTH,
SHARPEN
};
void setFilterMatrixAs(FilterType filterType);
protected:
@@ -116,6 +135,11 @@ class OSGTERRAIN_EXPORT GeometryTechnique : public TerrainTechnique
osg::ref_ptr<TerrainGeometry> _terrainGeometry;
osg::ref_ptr<osg::Geometry> _geometry;
float _filterWidth;
osg::ref_ptr<osg::Uniform> _filterWidthUniform;
osg::Matrix3 _filterMatrix;
osg::ref_ptr<osg::Uniform> _filterMatrixUniform;
};
}