#include "SceneEntityConverter.h"
#include "SceneEntity.h"
#include "Geometry.h"
#include "Shape.h"


using namespace std;


namespace CHCDemoEngine 
{

SceneEntity *SceneEntityConverter::ConvertBox(const AxisAlignedBox3 &box, 
											  Material *mat, 
											  Transform3 *trafo)
{
	SceneEntity *ent = new SceneEntity(trafo);

	vector<Triangle3> triangles;

	box.Triangulate(triangles);

	Vector3 *vertices = new Vector3[36];
	Vector3 *normals = new Vector3[36];

	for (size_t i = 0; i < triangles.size(); ++ i)
	{
		Triangle3 tri = triangles[i];

		vertices[i * 3 + 0] = tri.mVertices[0];
		vertices[i * 3 + 1] = tri.mVertices[1];
		vertices[i * 3 + 2] = tri.mVertices[2];

		Vector3 normal = tri.GetNormal();

		normals[i * 3 + 0] = normal;
		normals[i * 3 + 1] = normal;
		normals[i * 3 + 2] = normal;
	}

	Geometry *geom = new Geometry(vertices, normals, NULL, 36, false, NULL);

	Shape *shape = new Shape(geom, mat);
	ent->AddShape(shape);

	LODLevel lodLevel(0);

	lodLevel.AddShape(shape);
	ent->AddLODLevel(lodLevel);

	return ent;
}


}