/*
   render/face.cc
   This file is part of the Osirion project and is distributed under 
   the terms of the GNU General Public License version 2 
*/

#include "render/face.h"
#include "render/gl.h"

namespace render {

Face::Face(math::Vector3f const & normal, math::Color const *color) :
	face_normal(normal)
{
	face_normal.normalize();
	
	if (color)
		face_color = new math::Color(*color);
	else
		face_color = 0;
}

Face::~Face()
{
	for (std::vector<math::Vector3f *>::iterator it = face_vertex.begin(); it != face_vertex.end(); it++) {
		delete (*it);
	}

	face_vertex.clear();
	
	if (face_color)
		delete face_color;
}

void Face::add_vertex(math::Vector3f const & vertex)
{
	math::Vector3f *v = new math::Vector3f(vertex);

	face_vertex.push_back(v);
}

void Face::draw()
{
	//gl::begin(gl::LineLoop);
	gl::begin(gl::Polygon);
	for (std::vector<math::Vector3f *>::iterator it = face_vertex.begin(); it != face_vertex.end(); it++) {
		gl::vertex(*(*it));
	}
	gl::end();
}

}