Add a DPI calculator to help to find the correct image resolution.

[master-thesis.git] / Parasitemia / ParasitemiaCore / UnitsOfMeasure.fs

diff --git a/Parasitemia/ParasitemiaCore/UnitsOfMeasure.fs b/Parasitemia/ParasitemiaCore/UnitsOfMeasure.fs
index 36c9495..637f49e 100644 (file)
--- a/Parasitemia/ParasitemiaCore/UnitsOfMeasure.fs
+++ b/Parasitemia/ParasitemiaCore/UnitsOfMeasure.fs
@@ -1,12 +1,17 @@
 module ParasitemiaCore.UnitsOfMeasure
 
 [<Measure>] type px // Pixel.
+[<Measure>] type mm
 [<Measure>] type μm
 [<Measure>] type inch
 [<Measure>] type ppi = px / inch // Pixel per inch.
 
 let μmInchRatio = 25.4e3<μm/inch>
+let mmInchRatio = 25.4<mm/inch>
 
 let μmToInch(x: float<μm>) : float<inch> = x / μmInchRatio
 let inchToμm(x: float<inch>) : float<μm> = x * μmInchRatio
 
+let mmToInch(x: float<mm>) : float<inch> = x / mmInchRatio
+let inchTomm(x: float<inch>) : float<mm> = x * mmInchRatio
+