quad ()
// Return a tuple (area, x intersections, y intersections)
-let EEOverlapArea (e1: Types.Ellipse) (e2: Types.Ellipse) : (float * float[] * float[]) option =
- let h1, k1, a1, b1, phi_1 = e1.Cx, e1.Cy, e1.A, e1.B, e1.Alpha
- let h2, k2, a2, b2, phi_2 = e2.Cx, e2.Cy, e2.A, e2.B, e2.Alpha
+let EEOverlapArea (e1: Types.Ellipse) (e2: Types.Ellipse) : (float32 * float32[] * float32[]) option =
+ let h1, k1, a1, b1, phi_1 = float e1.Cx, float e1.Cy, float e1.A, float e1.B, float e1.Alpha
+ let h2, k2, a2, b2, phi_2 = float e2.Cx, float e2.Cy, float e2.A, float e2.B, float e2.Alpha
if a1 <= EPS || b1 <= EPS || a2 <= EPS || b2 <= EPS
then
| 4 -> fourintpts xint yint a1 b1 phi_1 a2 b2 h2_tr k2_tr phi_2 aa bb cc dd ee ff
| _ -> -1.0
if nintpts = 0
- then Some (area, [||], [||])
+ then Some (float32 area, [||], [||])
else
- let xTransform = Array.zeroCreate nintpts
- let yTransform = Array.zeroCreate nintpts
+ let xTransform : float32[] = Array.zeroCreate nintpts
+ let yTransform : float32[] = Array.zeroCreate nintpts
for i in 0 .. (nintpts - 1) do
- xTransform.[i] <- cos phi_1 * xint.[i] - sin phi_1 * yint.[i] + h1
- yTransform.[i] <- sin phi_1 * xint.[i] + cos phi_1 * yint.[i] + k1
- Some (area, xTransform, yTransform)
\ No newline at end of file
+ xTransform.[i] <- float32 <| cos phi_1 * xint.[i] - sin phi_1 * yint.[i] + h1
+ yTransform.[i] <- float32 <| sin phi_1 * xint.[i] + cos phi_1 * yint.[i] + k1
+ Some (float32 area, xTransform, yTransform)
\ No newline at end of file