public FreeCamera(float aspectRatio, float fov)
{
float fovdegree = 90;
Cam = new Camera(new Vector3(0, 5, 0), new Vector3(0, 0, 1), Vector3.UnitY, aspectRatio, MathHelper.DegreesToRadians(fovdegree), 0.1f, 10000.0f);
Camera.MainDisplayCamera = Cam;
Game.OnBeforeDraw += UpdateSterring;
Game.OnMouseMove += OnMouseMove;
Game.OnKeyUp += (o, e) =>
{
if(e.Key == OpenTK.Input.Key.M)
{
fovdegree += 5f;
if(fovdegree >= 179)
fovdegree = 179;
Matrix4 a = Matrix4.Zero;
Matrix4.CreatePerspectiveFieldOfView(MathHelper.DegreesToRadians(fovdegree), aspectRatio, 0.1f, 10000.0f, out a);
Cam.SetProjectionMatrix(a);
Camera.Current.FocalLength = (float)(43.266f / (2.0f * Math.Tan(Math.PI * fovdegree / 360.0f))) / 1.5f;
}
if(e.Key == OpenTK.Input.Key.N)
{
fovdegree -= 5f;
if(fovdegree <= 10)
fovdegree = 10;
Matrix4 a = Matrix4.Zero;
Matrix4.CreatePerspectiveFieldOfView(MathHelper.DegreesToRadians(fovdegree), aspectRatio, 0.1f, 10000.0f, out a);
Cam.SetProjectionMatrix(a);
Camera.Current.FocalLength = (float)(43.266f / (2.0f * Math.Tan(Math.PI * fovdegree / 360.0f))) / 1.5f;
}
};
}
