private void LoadLevel()
{
level = new ObjModel("nav_test.obj");
var levelTris = level.GetTriangles();
var levelNorms = level.GetNormals();
levelNumVerts = levelTris.Length * 3 * 3;
levelHasNorm = levelNorms != null && levelNorms.Length > 0;
var bounds = TriangleEnumerable.FromTriangle(levelTris, 0, levelTris.Length).GetBoundingBox();
cam.Position = new Vector3(bounds.Max.X, bounds.Max.Y, bounds.Max.Z) * 1.5f;
cam.RotateHeadingTo(-25);
cam.RotatePitchTo(315);
//TODO fix camera, it breaks with lookat...
//cam.LookAt(new Vector3(bounds.Center.X, bounds.Center.Y, bounds.Center.Z));
levelVbo = GL.GenBuffer();
GL.BindBuffer(BufferTarget.ArrayBuffer, levelVbo);
GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(levelNumVerts * 4), levelTris, BufferUsageHint.StaticDraw);
GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
if (levelHasNorm)
{
levelNormVbo = GL.GenBuffer();
GL.BindBuffer(BufferTarget.ArrayBuffer, levelNormVbo);
GL.BufferData(BufferTarget.ArrayBuffer, (IntPtr)(levelNorms.Length * 3 * 4), levelNorms, BufferUsageHint.StaticDraw);
GL.BindBuffer(BufferTarget.ArrayBuffer, 0);
}
}