#include "GL_Cone.h"
#include "X3D_Cone.h"
#include "ConeDrawArray.h"

namespace X3DTK {
namespace GL {

Cone::Cone()
: X3DGeometryNode(), _coneArray(0)
{
  define(Recorder<Cone>::getTypeName("Cone", "Geometry3D"));
  
  define(Recorder<Cone, SFFloat>::getAttribute("bottomRadius", &Cone::_bottomRadius, 0.0f));
  define(Recorder<Cone, SFFloat>::getAttribute("height", &Cone::_height, 0.0f));
  define(Recorder<Cone, SFBool>::getAttribute("side", &Cone::_side, false));
  define(Recorder<Cone, SFBool>::getAttribute("bottom", &Cone::_bottom, false));
}

Cone::~Cone()
{  
  _coneArray->removeInstance();
}

void Cone::setBottomRadius(const SFFloat &bottomRadius)
{
  _bottomRadius = bottomRadius;
}

void Cone::setHeight(const SFFloat &height)
{
  _height = height;
}

void Cone::setSide(const SFBool &side)
{
  _side = side;
}

void Cone::setBottom(const SFBool &bottom)
{
  _bottom = bottom;
}

void Cone::setConeArray(ConeDrawArray *coneArray)
{
  _coneArray = coneArray;
}

void Cone::update()
{
  if (x3dReference == 0)
    return;
    
  X3D::Cone *C = static_cast<X3D::Cone *>(x3dReference);

  _bottomRadius = C->getBottomRadius();
  _height = C->getHeight();
  _side = C->getSide();
  _bottom = C->getBottom();
  _coneArray = ConeDrawArray::getInstanceOfSection(64);
}

void Cone::draw() const
{
  glEnable(GL_CULL_FACE);
  glFrontFace(GL_CW);
  glCullFace(GL_BACK);    
  glPushMatrix();

  glScalef(_bottomRadius, _height, _bottomRadius);  
  
  //test the attributes
  if (_side)
  {
    glInterleavedArrays(GL_N3F_V3F, 0, _coneArray->getConeSideVertexArrayAddress());
    glDrawElements(GL_TRIANGLE_FAN, _coneArray->getConeSideSize(), GL_UNSIGNED_INT, _coneArray->getConeSideIndexArrayAddress());
  }  
  if (_bottom)
  {
    glInterleavedArrays(GL_N3F_V3F, 0, _coneArray->getConeBottomVertexArrayAddress());
    glDrawElements(GL_TRIANGLE_FAN, _coneArray->getConeBottomSize(), GL_UNSIGNED_INT, _coneArray->getConeBottomIndexArrayAddress());
  }  
  
  glPopMatrix();
  glDisable(GL_CULL_FACE);
}

}
}