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49 lines
1.2 KiB
C++
49 lines
1.2 KiB
C++
8 years ago
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#ifndef OPENMW_COMPONENTS_TERRAIN_COMPOSITEMAPRENDERER_H
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#define OPENMW_COMPONENTS_TERRAIN_COMPOSITEMAPRENDERER_H
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#include <osg/Node>
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#include <OpenThreads/Mutex>
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#include <deque>
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namespace Terrain
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{
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/**
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* @brief The CompositeMapRenderer is responsible for updating composite map textures in a blocking or non-blocking way.
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*/
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class CompositeMapRenderer : public osg::Node
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{
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public:
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CompositeMapRenderer();
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virtual void traverse(osg::NodeVisitor& nv);
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/// Set the maximum number of (non-immediate) composite maps to compile per frame
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void setNumCompilePerFrame(int num);
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/// Add a composite map to be rendered
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void addCompositeMap(osg::Node* node, bool immediate=false);
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/// Mark this composite map to be required for the current frame
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void setImmediate(osg::Node* node);
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private:
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unsigned int mNumCompilePerFrame;
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unsigned int mLastFrame;
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typedef std::set<osg::ref_ptr<osg::Node> > CompileSet;
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CompileSet mCompileSet;
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CompileSet mImmediateCompileSet;
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CompileSet mCompiled;
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OpenThreads::Mutex mMutex;
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};
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}
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#endif
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