SkeletonNodeT.hh

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#ifndef ACG_SKELETONNODET_HH
#define ACG_SKELETONNODET_HH


//== INCLUDES =================================================================

#include <ACG/Scenegraph/MaterialNode.hh>
#include <ACG/Scenegraph/DrawModes.hh>
#include <ACG/GL/GLPrimitives.hh>
#include <ACG/GL/globjects.hh>
#include "JointT.hh"

//== FORWARDDECLARATIONS ======================================================

//== NAMESPACES ===============================================================

namespace ACG {
namespace SceneGraph {

//== CLASS DEFINITION =========================================================




template <class SkeletonType>
class SkeletonNodeT : public BaseNode
{
public:
  // static name of this class
  ACG_CLASSNAME(SkeletonNodeT);

  typedef typename SkeletonType::Point            Point;
  typedef JointT<typename SkeletonType::Point>    Joint;
  typedef typename SkeletonType::Pose              Pose;
  typedef typename SkeletonType::Matrix          Matrix;

public:
  
  SkeletonNodeT(SkeletonType &_skeleton, BaseNode *_parent=0, std::string _name="<SkeletonNode>");

  ~SkeletonNodeT();

public:
  SkeletonType& skeleton();

  DrawModes::DrawMode availableDrawModes() const override;
  void boundingBox(Vec3d& _bbMin, Vec3d& _bbMax) override;
  void draw(GLState& _state, const DrawModes::DrawMode& _drawMode) override;
  void pick(GLState& _state, PickTarget _target) override;

  void getRenderObjects(IRenderer* _renderer, GLState& _state, const DrawModes::DrawMode& _drawMode, const Material* _mat) override;

  void setActivePose(const AnimationHandle &_hAni);
  AnimationHandle activePose();

  void showCoordFrames(bool _bVisible = true);

  bool coordFramesVisible();

        double frameSize();
  
private:
  void pick_vertices( GLState& _state );
  void pick_edges(GLState& _state);

  void draw_bone(GLState &_state, DrawModes::DrawMode _drawMode, const Point& _parent, const Point& _axis);
 
  void addBoneToRenderer(IRenderer* _renderer, RenderObject& _base, const Point& _parent, const Point& _axis);

  void computeConeMatrices(const GLMatrixf& _modelView, const Point& _parent, const Point& _axis,
    GLMatrixf* _outCone0, GLMatrixf* _outCone1);

  void NormalizeCoordinateFrame(Matrix &_mat);

  void getJointColor( const Vec4f& _baseColor, Vec4f& _result );
  
  void HSVtoRGB(const Vec4f& _HSV, Vec4f& _RGB);
  void RGBtoHSV(const Vec4f& _RGB, Vec4f& _HSV);
  

  double unprojectPointSize(double _pointSize, const Vec3d& _point, GLState& _state);


private:
  bool bCoordFramesVisible_;
  SkeletonType& skeleton_;
  AnimationHandle hAni_;
  
  double fFrameSize_;

  int slices_;
  int stacks_;

  ACG::GLSphere* sphere_;
  ACG::GLCone* cone_;
  ACG::GLCylinder* cylinder_;


  // instanced rendering with render objects:
  // store modelview and color of instances in a separate vbo

  GeometryBuffer  pointInstanceData_;
  VertexDeclaration pointInstanceDecl_;

  GeometryBuffer boneInstanceData_;
  VertexDeclaration boneInstanceDecl_;
};


//=============================================================================
} // namespace SceneGraph
} // namespace ACG
//=============================================================================
#if defined(INCLUDE_TEMPLATES) && !defined(ACG_SKELETONNODET_C)
#define ACG_SKELETONNODET_TEMPLATES
#include "SkeletonNodeT_impl.hh"
#endif
//=============================================================================
#endif // ACG_SKELETONNODET_HH defined
//=============================================================================