remove graph lines vector from app type, so the vector can be garbage collected (it is not really needed)

functional-core/app-init.sml

@@ -12,9 +12,6 @@ struct
     let
       val xClickPoints = ClickPoints.generate (wStart, wFinish)
       val yClickPoints = ClickPoints.generate (hStart, hFinish)
-      val graphLines =
-        GraphLines.generate
-          (windowWidth, windowHeight, xClickPoints, yClickPoints)
     in
       { triangles = []
       , triangleStage = NO_TRIANGLE
@@ -22,7 +19,6 @@ struct
       , windowHeight = windowHeight
       , xClickPoints = xClickPoints
       , yClickPoints = yClickPoints
-      , graphLines = graphLines
       , undo = []
       , redo = []
       , mouseX = 0.0

functional-core/app-type.sml

@@ -22,7 +22,6 @@ sig
     , windowHeight: int
     , xClickPoints: Real32.real vector
     , yClickPoints: Real32.real vector
-    , graphLines: Real32.real vector
     , undo: (Real32.real * Real32.real) list
     , redo: (Real32.real * Real32.real) list
     , mouseX: Real32.real
@@ -62,7 +61,6 @@ struct
     , windowHeight: int
     , xClickPoints: Real32.real vector
     , yClickPoints: Real32.real vector
-    , graphLines: Real32.real vector
     , undo: (Real32.real * Real32.real) list
     , redo: (Real32.real * Real32.real) list
     , mouseX: Real32.real

functional-core/app-update.sml

@@ -69,7 +69,7 @@ struct
     let
       val model = AppWith.windowResize (model, width, height)
       val triangles = Triangles.toVector model
-      val graphLines = #graphLines model
+      val graphLines = GraphLines.generate model
       val drawMsg =
         RESIZE_TRIANGLES_BUTTONS_AND_GRAPH
           {triangles = triangles, graphLines = graphLines}

functional-core/app-with.sml

@@ -55,7 +55,6 @@ struct
         , yClickPoints
         , windowWidth
         , windowHeight
-        , graphLines
         , undo
         , redo = _
         , mouseX
@@ -72,7 +71,6 @@ struct
       , yClickPoints = yClickPoints
       , windowWidth = windowWidth
       , windowHeight = windowHeight
-      , graphLines = graphLines
       , mouseX = mouseX
       , mouseY = mouseY
       }
@@ -87,7 +85,6 @@ struct
         , yClickPoints
         , windowWidth
         , windowHeight
-        , graphLines
         , undo
         , redo = _
         , mouseX
@@ -106,7 +103,6 @@ struct
       , yClickPoints = yClickPoints
       , windowWidth = windowWidth
       , windowHeight = windowHeight
-      , graphLines = graphLines
       , mouseX = mouseX
       , mouseY = mouseY
       }
@@ -121,7 +117,6 @@ struct
         , yClickPoints = _
         , windowWidth = _
         , windowHeight = _
-        , graphLines = _
         , triangles
         , triangleStage
         , undo
@@ -132,13 +127,9 @@ struct
 
       val xClickPoints = ClickPoints.generate (wStart, wFinish)
       val yClickPoints = ClickPoints.generate (hStart, hFinish)
-      val graphLines =
-        GraphLines.generate
-          (windowWidth, windowHeight, xClickPoints, yClickPoints)
     in
       { xClickPoints = xClickPoints
       , yClickPoints = yClickPoints
-      , graphLines = graphLines
       , triangles = triangles
       , triangleStage = triangleStage
       , windowWidth = windowWidth
@@ -184,7 +175,6 @@ struct
         , yClickPoints
         , windowWidth
         , windowHeight
-        , graphLines
         , undo
         , redo
         } = app
@@ -197,7 +187,6 @@ struct
       , yClickPoints = yClickPoints
       , windowWidth = windowWidth
       , windowHeight = windowHeight
-      , graphLines = graphLines
       , undo = undo
       , redo = redo
       }
@@ -213,7 +202,6 @@ struct
         , yClickPoints
         , windowWidth
         , windowHeight
-        , graphLines
         , undo
         , redo
         , mouseX
@@ -235,7 +223,6 @@ struct
       , yClickPoints = yClickPoints
       , windowWidth = windowWidth
       , windowHeight = windowHeight
-      , graphLines = graphLines
       , mouseX = mouseX
       , mouseY = mouseY
       }
@@ -251,7 +238,6 @@ struct
         , yClickPoints
         , windowWidth
         , windowHeight
-        , graphLines
         , undo
         , redo
         , mouseX
@@ -272,7 +258,6 @@ struct
       , yClickPoints = yClickPoints
       , windowWidth = windowWidth
       , windowHeight = windowHeight
-      , graphLines = graphLines
       , mouseX = mouseX
       , mouseY = mouseY
       }

functional-core/graph-lines.sml

@@ -1,7 +1,6 @@
 signature GRAPH_LINES =
 sig
-  val generate: int * int * Real32.real vector * Real32.real vector
-                -> Real32.real vector
+  val generate: AppType.app_type -> Real32.real vector
 end
 
 structure GraphLines :> GRAPH_LINES =
@@ -134,7 +133,7 @@ struct
           (pos + 1, yClickPoints, acc, halfHeight, xMin, xMax)
       end
 
-  fun generate (windowWidth, windowHeight, xClickPoints, yClickPoints) =
+  fun helpGenerate (windowWidth, windowHeight, xClickPoints, yClickPoints) =
     if windowWidth = windowHeight then
       helpGenGraphLinesSquare (~1.0, 1.0, [])
     else if windowWidth > windowHeight then
@@ -180,4 +179,11 @@ struct
       in
         Vector.concat lines
       end
+
+  fun generate (app: AppType.app_type) = 
+    let
+      val {windowWidth, windowHeight, xClickPoints, yClickPoints, ...} = app
+    in
+      helpGenerate (windowWidth, windowHeight, xClickPoints, yClickPoints)
+    end
 end

imperative-shell/shell.sml

@@ -19,12 +19,7 @@ struct
         AppInit.fromWindowWidthAndHeight
           (Constants.windowWidth, Constants.windowHeight)
 
-      val graphLines = 
-        let
-          open AppType
-        in
-          #graphLines initialModel
-        end
+      val graphLines = GraphLines.generate initialModel
       val graphDrawObject = AppDraw.initGraphLines ()
       val _ = AppDraw.uploadGraphLines (graphDrawObject, graphLines)