#include "GL_BBox.h"

#include <iostream>

using namespace std;

namespace X3DTK {
namespace GL {

BBoxDrawArray BBox::BBox_array;

BBox::BBox()
: X3DTK::BBox()
{
}

BBox::BBox(const X3DTK::BBox &BB)
: X3DTK::BBox(BB)
{
}

BBox::BBox(const SFVec3f &min, const SFVec3f &max)
: X3DTK::BBox(0.5f*(min + max), max - min)
{
}

void BBox::draw() const
{
  SFVec3f center = getCenter();
  SFVec3f size = getSize();
  
  glPushAttrib(GL_ALL_ATTRIB_BITS);
  glMatrixMode(GL_MODELVIEW);
  glEnable(GL_COLOR_MATERIAL);
  glDisable(GL_LIGHTING);
  glColor3f(1.0f, 1.0f, 1.0f);
  glPushMatrix();
  
  glTranslatef(center.x, center.y, center.z);
  glScalef(0.5f*size.x, 0.5f*size.y, 0.5f*size.z); 
  
  glInterleavedArrays(GL_V3F, 0, BBox_array.getBBoxVertexArrayAddress());
  glDrawElements(GL_LINES, BBox_array.getBBoxSize(), GL_UNSIGNED_INT,  BBox_array.getBBoxIndexArrayAddress());

  glPopMatrix();
  glPopAttrib();
}

}
}