FGFS-4.1/OpenSceneGraph
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Added releaseGLObjects/resizeGLObjectBuffers support

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This commit is contained in:
Robert Osfield
2011-08-26 10:52:25 +00:00
parent 966981f100
commit 0f14f53698
4 changed files with 72 additions and 5 deletions
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19
include/osgShadow/ViewDependentShadowMap
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@@ -43,6 +43,14 @@ class OSGSHADOW_EXPORT ViewDependentShadowMap : public ShadowTechnique
/** run the cull traversal of the ShadowedScene and set up the rendering for this ShadowTechnique.*/
virtual void cull(osgUtil::CullVisitor& cv);
/** Resize any per context GLObject buffers to specified size. */
virtual void resizeGLObjectBuffers(unsigned int maxSize);
/** If State is non-zero, this function releases any associated OpenGL objects for
* the specified graphics context. Otherwise, releases OpenGL objects
* for all graphics contexts. */
virtual void releaseGLObjects(osg::State* = 0) const;
/** Clean scene graph from any shadow technique specific nodes, state and drawables.*/
virtual void cleanSceneGraph();
@@ -100,6 +108,8 @@ class OSGSHADOW_EXPORT ViewDependentShadowMap : public ShadowTechnique
{
ShadowData(ViewDependentData* vdd);
virtual void releaseGLObjects(osg::State* = 0) const;
ViewDependentData* _viewDependentData;
unsigned int _textureUnit;
@@ -124,6 +134,8 @@ class OSGSHADOW_EXPORT ViewDependentShadowMap : public ShadowTechnique
osg::StateSet* getStateSet() { return _stateset.get(); }
virtual void releaseGLObjects(osg::State* = 0) const;
protected:
virtual ~ViewDependentData() {}
@@ -156,8 +168,7 @@ class OSGSHADOW_EXPORT ViewDependentShadowMap : public ShadowTechnique
void setShadowMapProjectionHint(ShadowMapProjectionHint hint) { _shadowMapProjectionHint = hint; }
ShadowMapProjectionHint getShadowMapProjectionHint() const { return _shadowMapProjectionHint; }
virtual void createShaders();
virtual void createShaders();
virtual bool selectActiveLights(osgUtil::CullVisitor* cv, ViewDependentData* vdd) const;
@@ -184,8 +195,8 @@ protected:
virtual ~ViewDependentShadowMap();
typedef std::map< osgUtil::CullVisitor*, osg::ref_ptr<ViewDependentData> > ViewDependentDataMap;
OpenThreads::Mutex _viewDependentDataMapMutex;
ViewDependentDataMap _viewDependentDataMap;
mutable OpenThreads::Mutex _viewDependentDataMapMutex;
ViewDependentDataMap _viewDependentDataMap;
unsigned int _baseShadowTextureUnit;