Point_Light :: struct {
    using #as entity : Entity;
    entity.type = Point_Light;

    color: Vector3;
    intensity: float = 1.0;
    attenuation_radius: float = 3.0;
}

Point_Light_Shader_Data :: struct {
    position: Vector4;
    color: Vector4;
    attenuation_radius: float;

    pad: Vector3;
}

MAX_POINT_LIGHTS :: 64;

Point_Light_Array :: struct {
    point_lights: [MAX_POINT_LIGHTS] Point_Light_Shader_Data;
    num_point_lights: s32;
    
    padding: Vector3;
}

init_entity :: (light: *Point_Light) {
    light.intensity = 1.0;
    light.color = .{1,1,1};
    light.attenuation_radius = 3.0;
}

to_shader_point_light :: (point_light: *Point_Light) -> Point_Light_Shader_Data {
    data : Point_Light_Shader_Data;

    data.position = to_v4(get_position(point_light.transform));
    data.color = to_v4(point_light.color*point_light.intensity);
    data.attenuation_radius = point_light.attenuation_radius;

    return data;
}