Added code of support for contouring shaders

2007-06-20 12:00:29 +00:00
parent fadc115066
commit 9f72c9392e
2 changed files with 15 additions and 0 deletions
--- a/include/osgTerrain/GeometryTechnique
+++ b/include/osgTerrain/GeometryTechnique
@@ -109,6 +109,9 @@ class OSGTERRAIN_EXPORT GeometryTechnique : public TerrainTechnique
        
        
        
+        void setFilterBias(float filterBias);
+        float getFilterBias() const { return _filterBias; }
+        
        void setFilterWidth(float filterWidth);
        float getFilterWidth() const { return _filterWidth; }

@@ -136,6 +139,8 @@ class OSGTERRAIN_EXPORT GeometryTechnique : public TerrainTechnique
        osg::ref_ptr<TerrainGeometry>       _terrainGeometry;
        osg::ref_ptr<osg::Geometry>         _geometry;
        
+        float                               _filterBias;
+        osg::ref_ptr<osg::Uniform>          _filterBiasUniform;
        float                               _filterWidth;
        osg::ref_ptr<osg::Uniform>          _filterWidthUniform;
        osg::Matrix3                        _filterMatrix;