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Added ViewPoint support into NodeVistor/CullStack/CullVisitor/LOD/PagedLOD etc to facilate

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management of LOD settings for RTT cameras.
This commit is contained in:
Robert Osfield
2006-12-15 17:27:18 +00:00
parent d88b996df1
commit 982a4db9e2
13 changed files with 116 additions and 79 deletions
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10
include/osg/CullStack
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@@ -134,9 +134,15 @@ class OSG_EXPORT CullStack : public osg::CullSettings
inline osg::RefMatrix& getProjectionMatrix();
inline osg::Matrix getWindowMatrix();
inline const osg::RefMatrix& getMVPW();
inline const osg::Vec3& getReferenceViewPoint() const { return _referenceViewPoints.back(); }
inline void pushReferenceViewPoint(const osg::Vec3& viewPoint) { _referenceViewPoints.push_back(viewPoint); }
inline void popReferenceViewPoint() { _referenceViewPoints.pop_back(); }
inline const osg::Vec3& getEyeLocal() const { return _eyePointStack.back(); }
inline const osg::Vec3& getViewPointLocal() const { return _viewPointStack.back(); }
inline const osg::Vec3 getUpLocal() const
{
const osg::Matrix& matrix = *_modelviewStack.back();
@@ -149,6 +155,8 @@ class OSG_EXPORT CullStack : public osg::CullSettings
return osg::Vec3(-matrix(0,2),-matrix(1,2),-matrix(2,2));
}
protected:
void pushCullingSet();
@@ -168,7 +176,9 @@ class OSG_EXPORT CullStack : public osg::CullSettings
ViewportStack _viewportStack;
typedef fast_back_stack<Vec3> EyePointStack;
EyePointStack _referenceViewPoints;
EyePointStack _eyePointStack;
EyePointStack _viewPointStack;
CullingStack _clipspaceCullingStack;
CullingStack _projectionCullingStack;