Module Ps_graphics

type matrix = {
  1. a : float;
  2. b : float;
  3. c : float;
  4. d : float;
  5. tx : float;
  6. ty : float;
}
val identity : matrix
val translation : float -> float -> matrix
val scaling : float -> float -> matrix
val rotation : float -> matrix
val concat : matrix -> matrix -> matrix
val transform : matrix -> (float * float) -> float * float
val dtransform : matrix -> (float * float) -> float * float
val invert : matrix -> matrix
val scale_of : matrix -> float
type point = float * float
type segment =
  1. | Move of point
  2. | Line of point
  3. | Curve of point * point * point
  4. | Close
val arc : point -> float -> float -> float -> clockwise:bool -> point * (point * point * point) list
val flatten : ?tolerance:float -> segment list -> (point list * bool) list