+++ /dev/null
-module Types
-
-open System
-open System.Drawing
-
-open Emgu.CV
-open Emgu.CV.Structure
-
-open Const
-
-type Ellipse (cx: float32, cy: float32, a: float32, b: float32, alpha: float32) =
- member this.Cx = cx
- member this.Cy = cy
- member this.A = a
- member this.B = b
- member this.Alpha = alpha
- member this.Area = a * b * PI
-
- // Does the ellipse contain the point (x, y)?.
- member this.Contains x y =
- ((x - cx) * cos alpha + (y - cy) * sin alpha) ** 2.f / a ** 2.f + ((x - cx) * sin alpha - (y - cy) * cos alpha) ** 2.f / b ** 2.f <= 1.f
-
- member this.CutAVericalLine (y: float32) : bool =
- a ** 2.f + b ** 2.f - 2.f * y ** 2.f + 4.f * y * cx - 2.f * cx ** 2.f + a ** 2.f * cos (2.f * alpha) - b ** 2.f * cos (2.f * alpha) > 0.f
-
- member this.CutAnHorizontalLine (x: float32) : bool =
- a ** 2.f + b ** 2.f - 2.f * x ** 2.f + 4.f * x * cy - 2.f * cy ** 2.f - a ** 2.f * cos (2.f * alpha) + b ** 2.f * cos (2.f * alpha) > 0.f
-
- member this.isOutside (width: float32) (height: float32) =
- this.Cx < 0.f || this.Cx >= width ||
- this.Cy < 0.f || this.Cy >= height ||
- this.CutAVericalLine 0.f || this.CutAVericalLine width ||
- this.CutAnHorizontalLine 0.f || this.CutAnHorizontalLine height
-
- member this.Scale (factor: float32) =
- Ellipse(this.Cx, this.Cy, this.A * factor, this.B * factor, alpha)
-
- // Approximation of Ramanujan.
- member this.Perimeter =
- PI * (3.f * (this.A + this.B) - sqrt ((3.f * this.A + this.B) * (this.A + 3.f * this.B)))
-
- override this.ToString () =
- sprintf "(cx: %A, cy: %A, a: %A, b: %A, alpha: %A)" this.Cx this.Cy this.A this.B this.Alpha
-
-type CellClass = HealthyRBC | InfectedRBC | Peculiar
-
-type Cell = {
- cellClass: CellClass
- center: Point
- infectedArea: int
- stainArea: int
- elements: Matrix<byte> }
-
-[<Struct>]
-type Line (a: float32, b: float32) =
- member this.A = a
- member this.B = b
- member this.Valid = not (Single.IsInfinity this.A)
-
-[<Struct>]
-type PointD (x: float32, y: float32) =
- member this.X = x
- member this.Y = y
-