55 lines
1.6 KiB
C++
55 lines
1.6 KiB
C++
#pragma once
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#include <string>
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#include <vector>
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#include <osg/ref_ptr>
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#include <osg/Vec3>
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#include <osg/Geode>
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#include <osg/Group>
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#include <osg/Geometry>
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#include <osgViewer/Viewer>
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#include <osgAnimation/Bone>
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class PoseManager;
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class BoneSelector {
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public:
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explicit BoneSelector(PoseManager* poseMgr);
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void init(osgViewer::Viewer* viewer, osg::Group* sceneRoot);
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/// Update bone positions each frame. Only rebuilds geometry when
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/// selection changes — sphere positions update via vertex array dirty().
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void updateVisualization();
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std::string pick(float mouseX, float mouseY, osgViewer::Viewer* viewer);
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void setSelected(const std::string& boneName);
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const std::string& selected() const { return m_selected; }
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void setVisible(bool v);
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bool isVisible() const { return m_visible; }
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private:
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void buildInitialGeometry(); // called once on init
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void updatePositions(); // cheap per-frame position update
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PoseManager* m_poseMgr = nullptr;
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osg::ref_ptr<osg::Group> m_root;
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osg::ref_ptr<osg::Geode> m_lines;
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osg::ref_ptr<osg::Geode> m_spheres;
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// Line geometry arrays — updated in place each frame
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osg::ref_ptr<osg::Vec3Array> m_lineVerts;
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osg::ref_ptr<osg::Vec4Array> m_lineColors;
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// Sphere positions — one MatrixTransform per bone
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std::vector<osg::ref_ptr<osg::MatrixTransform>> m_sphereXforms;
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std::vector<std::string> m_sphereBoneNames;
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std::string m_selected;
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std::string m_prevSelected; // detect selection changes
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bool m_visible = true;
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bool m_geometryBuilt = false;
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}; |