5.31

MathTec/Assets/Prefabs/Button.prefab

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MathTec/Assets/Scenes/SampleScene.unity

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+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_Children:
+  - {fileID: 617470790}
+  m_Father: {fileID: 947894779}
+  m_RootOrder: 5
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+  m_AnchorMin: {x: 0.5, y: 0.5}
+  m_AnchorMax: {x: 0.5, y: 0.5}
+  m_AnchoredPosition: {x: 814.4, y: 426.3}
+  m_SizeDelta: {x: 100, y: 100}
+  m_Pivot: {x: 0.5, y: 0.5}
+--- !u!114 &1762606596
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1762606594}
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+  m_Script: {fileID: 11500000, guid: 4e29b1a8efbd4b44bb3f3716e73f07ff, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  m_Navigation:
+    m_Mode: 3
+    m_SelectOnUp: {fileID: 0}
+    m_SelectOnDown: {fileID: 0}
+    m_SelectOnLeft: {fileID: 0}
+    m_SelectOnRight: {fileID: 0}
+  m_Transition: 1
+  m_Colors:
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+    m_HighlightedColor: {r: 0.9607843, g: 0.9607843, b: 0.9607843, a: 1}
+    m_PressedColor: {r: 0.78431374, g: 0.78431374, b: 0.78431374, a: 1}
+    m_SelectedColor: {r: 0.9607843, g: 0.9607843, b: 0.9607843, a: 1}
+    m_DisabledColor: {r: 0.78431374, g: 0.78431374, b: 0.78431374, a: 0.5019608}
+    m_ColorMultiplier: 1
+    m_FadeDuration: 0.1
+  m_SpriteState:
+    m_HighlightedSprite: {fileID: 0}
+    m_PressedSprite: {fileID: 0}
+    m_SelectedSprite: {fileID: 0}
+    m_DisabledSprite: {fileID: 0}
+  m_AnimationTriggers:
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+    m_HighlightedTrigger: Highlighted
+    m_PressedTrigger: Pressed
+    m_SelectedTrigger: Selected
+    m_DisabledTrigger: Disabled
+  m_Interactable: 1
+  m_TargetGraphic: {fileID: 1762606597}
+  m_OnClick:
+    m_PersistentCalls:
+      m_Calls: []
+--- !u!114 &1762606597
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1762606594}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: fe87c0e1cc204ed48ad3b37840f39efc, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  m_Material: {fileID: 0}
+  m_Color: {r: 1, g: 1, b: 1, a: 1}
+  m_RaycastTarget: 1
+  m_Maskable: 1
+  m_OnCullStateChanged:
+    m_PersistentCalls:
+      m_Calls: []
+  m_Sprite: {fileID: 10905, guid: 0000000000000000f000000000000000, type: 0}
+  m_Type: 1
+  m_PreserveAspect: 0
+  m_FillCenter: 1
+  m_FillMethod: 4
+  m_FillAmount: 1
+  m_FillClockwise: 1
+  m_FillOrigin: 0
+  m_UseSpriteMesh: 0
+  m_PixelsPerUnitMultiplier: 1
+--- !u!222 &1762606598
+CanvasRenderer:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 1762606594}
+  m_CullTransparentMesh: 0
 --- !u!1 &1840171051
 GameObject:
   m_ObjectHideFlags: 0
@@ -2422,7 +2754,7 @@ GameObject:
   m_Icon: {fileID: 0}
   m_NavMeshLayer: 0
   m_StaticEditorFlags: 0
-  m_IsActive: 1
+  m_IsActive: 0
 --- !u!224 &1840171052
 RectTransform:
   m_ObjectHideFlags: 0
@@ -2504,6 +2836,26 @@ MonoBehaviour:
       m_Image: {fileID: 0}
     - m_Text: LineNormalPlane
       m_Image: {fileID: 0}
+    - m_Text: LineParallel
+      m_Image: {fileID: 0}
+    - m_Text: LineParallelPlane
+      m_Image: {fileID: 0}
+    - m_Text: LineCross
+      m_Image: {fileID: 0}
+    - m_Text: MidPoint
+      m_Image: {fileID: 0}
+    - m_Text: PointOnLine
+      m_Image: {fileID: 0}
+    - m_Text: PointInPlane
+      m_Image: {fileID: 0}
+    - m_Text: AngleEqual
+      m_Image: {fileID: 0}
+    - m_Text: PlaneParallelPlane
+      m_Image: {fileID: 0}
+    - m_Text: PlaneNormalPlane
+      m_Image: {fileID: 0}
+    - m_Text: PlaneArea
+      m_Image: {fileID: 0}
   m_OnValueChanged:
     m_PersistentCalls:
       m_Calls:
@@ -2719,11 +3071,11 @@ RectTransform:
   - {fileID: 1564231863}
   - {fileID: 1840171052}
   m_Father: {fileID: 947894779}
-  m_RootOrder: 2
+  m_RootOrder: 3
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
   m_AnchorMin: {x: 0.5, y: 0.5}
   m_AnchorMax: {x: 0.5, y: 0.5}
-  m_AnchoredPosition: {x: -813, y: 201.2}
+  m_AnchoredPosition: {x: -813, y: 92.8}
   m_SizeDelta: {x: 100, y: 100}
   m_Pivot: {x: 0.5, y: 0.5}
 --- !u!114 &2034269751
@@ -2817,3 +3169,81 @@ CanvasRenderer:
   m_PrefabAsset: {fileID: 0}
   m_GameObject: {fileID: 2034269749}
   m_CullTransparentMesh: 0
+--- !u!1 &2069563855
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 2069563856}
+  - component: {fileID: 2069563858}
+  - component: {fileID: 2069563857}
+  m_Layer: 5
+  m_Name: Text
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!224 &2069563856
+RectTransform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 2069563855}
+  m_LocalRotation: {x: -0, y: -0, z: -0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_Children: []
+  m_Father: {fileID: 1743830524}
+  m_RootOrder: 0
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+  m_AnchorMin: {x: 0, y: 0}
+  m_AnchorMax: {x: 1, y: 1}
+  m_AnchoredPosition: {x: 0, y: 0}
+  m_SizeDelta: {x: 0, y: 0}
+  m_Pivot: {x: 0.5, y: 0.5}
+--- !u!114 &2069563857
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 2069563855}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 5f7201a12d95ffc409449d95f23cf332, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: 
+  m_Material: {fileID: 0}
+  m_Color: {r: 0.19607843, g: 0.19607843, b: 0.19607843, a: 1}
+  m_RaycastTarget: 1
+  m_Maskable: 1
+  m_OnCullStateChanged:
+    m_PersistentCalls:
+      m_Calls: []
+  m_FontData:
+    m_Font: {fileID: 10102, guid: 0000000000000000e000000000000000, type: 0}
+    m_FontSize: 28
+    m_FontStyle: 0
+    m_BestFit: 0
+    m_MinSize: 2
+    m_MaxSize: 40
+    m_Alignment: 4
+    m_AlignByGeometry: 0
+    m_RichText: 1
+    m_HorizontalOverflow: 0
+    m_VerticalOverflow: 0
+    m_LineSpacing: 1
+  m_Text: Plane
+--- !u!222 &2069563858
+CanvasRenderer:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 2069563855}
+  m_CullTransparentMesh: 0

MathTec/Assets/Scripts/Basic/Constraint.cs

@@ -16,7 +16,8 @@ public enum ConstraintType
     PointInPlane,
     AngleEqual,
     PlaneParallelPlane,
-    PlaneNormalPlane
+    PlaneNormalPlane,
+    PlaneArea
 }
 public class Constraint
 {
@@ -35,8 +36,11 @@ public class Constraint
         Object2 = obj2;
         constraintType = type;
 
+        Point p = null;
         Line l1 = null;
         Line l2 = null;
+        Plane p1 = null;
+        Plane p2 = null;
         float length = 0;
 
         switch (type)
@@ -64,6 +68,62 @@ public class Constraint
                 l2.setConstraint(this);
                 name = l1.name + "⊥" + l2.name;
                 break;
+            case ConstraintType.LineParallel:
+                l1 = (Line)obj1;
+                l2 = (Line)obj2;
+
+                l1.setConstraint(this);
+                l2.setConstraint(this);
+                name = l1.name + "∥" + l2.name;
+                break;
+            case ConstraintType.LineParallelPlane:
+                l1 = (Line)obj1;
+                p1 = (Plane)obj2;
+
+                l1.setConstraint(this);
+                //p1.setConstraint(this);
+                name = l1.name + "∥" + p1.name;
+                break;
+            case ConstraintType.LineCross:
+                l1 = (Line)obj1;
+                l2 = (Line)obj2;
+
+                l1.setConstraint(this);
+                l2.setConstraint(this);
+                name = l1.name + "∩" + l2.name;
+                break;
+            case ConstraintType.MidPoint:
+                l1 = (Line)obj1;
+                p = (Point)obj2;
+
+                l1.setConstraint(this);
+                //p.setConstraint(this);
+                name = l1.name + "中点" + p.name;
+                break;
+            case ConstraintType.PointOnLine:
+                break;
+            case ConstraintType.PointInPlane:
+                break;
+            case ConstraintType.AngleEqual:
+                break;
+            case ConstraintType.PlaneParallelPlane:
+                p1 = (Plane)obj1;
+                p2 = (Plane)obj2;
+
+                //p1.setConstraint(this);
+                //p2.setConstraint(this);
+                name = p1.name + "∥" + p2.name;
+                break;
+            case ConstraintType.PlaneNormalPlane:
+                p1 = (Plane)obj1;
+                p2 = (Plane)obj2;
+
+                //p1.setConstraint(this);
+                //p2.setConstraint(this);
+                name = p1.name + "⊥" + p2.name;
+                break;
+            case ConstraintType.PlaneArea:
+                break;
         }
     }
 

MathTec/Assets/Scripts/Basic/Plane.cs

@@ -4,15 +4,19 @@ using UnityEngine;
 
 public class Plane
 {
+    public string name;
+
     List<Point> points;
     public Vector3 normal;
 
     public Plane(List<Point> ps)
     {
+        name = "";
         points = new List<Point>();
         foreach(Point p in ps)
         {
             points.Add(p);
+            name += p.name;
         }
 
         updateNormal();
@@ -47,7 +51,7 @@ public class Plane
                 break;
             }
         }
-        if (flag)
+        if (flag && normals.Count != 0)
         {
             normal = normals[0];
         }

MathTec/Assets/Scripts/CanvasManager3D.cs

@@ -7,6 +7,7 @@ public class CanvasManager3D : MonoBehaviour
 {
     Dictionary<string, Point> points;
     Dictionary<string, Line> lines;
+    Dictionary<string, Plane> planes;
     List<Vector> vectors;
     List<Angle> angles;
 
@@ -17,6 +18,7 @@ public class CanvasManager3D : MonoBehaviour
     {
         points = new Dictionary<string, Point>();
         lines = new Dictionary<string, Line>();
+        planes = new Dictionary<string, Plane>();
         vectors = new List<Vector>();
         angles = new List<Angle>();
 
@@ -24,6 +26,7 @@ public class CanvasManager3D : MonoBehaviour
     }
     public void calculateDig()
     {
+        float startTime = Time.realtimeSinceStartup;
         Point first = null;
         if(points.Count != 0)
         {
@@ -109,13 +112,19 @@ public class CanvasManager3D : MonoBehaviour
                             foreach (Constraint c in calculates)
                             {
                                 c.setState(State.halfconfirm);
-                            }
+                            }
+
+                            restPoint.Dequeue();
+                            restPoint.Enqueue(tmp);
+                        }
+                        else
+                        {
+                            tmp.setState(State.confirm);
+                            restPoint.Dequeue();
+                            usedPoint.Add(tmp);
                         }
 
                     }
-
-                    restPoint.Dequeue();
-                    restPoint.Enqueue(tmp);
                 }
                 else if (check == 2)
                 {
@@ -150,6 +159,9 @@ public class CanvasManager3D : MonoBehaviour
 
         PrintPoints();
         isFin = true;
+
+        float endTime = Time.realtimeSinceStartup;
+	    Debug.Log(endTime - startTime);
     }
 
     public string createPoint(string name = "")
@@ -229,6 +241,46 @@ public class CanvasManager3D : MonoBehaviour
         return "";
     }
 
+    public string createPlane(string n1, string n2)
+    {
+        List<Point> ps = new List<Point>();
+
+        Line line = null;
+        lines.TryGetValue(n1, out line);
+        if (line != null)
+        {
+            if(!ps.Contains(line.point1))
+                ps.Add(line.point1);
+            if (!ps.Contains(line.point2))
+                ps.Add(line.point2);
+        }
+        else
+            return "";
+
+        lines.TryGetValue(n2, out line);
+        if (line != null)
+        {
+            if (!ps.Contains(line.point1))
+                ps.Add(line.point1);
+            if (!ps.Contains(line.point2))
+                ps.Add(line.point2); ;
+        }
+        else
+            return "";
+
+        Plane plane = new Plane(ps);
+        
+
+        string planeName = "";
+        foreach (Point p in ps)
+        {
+            planeName += p.name;
+        }
+        planes.Add(planeName, plane);
+        return planeName;
+
+    }
+
     public void setLine(string n, float length)
     {
         Line l1 = null;
@@ -250,6 +302,15 @@ public class CanvasManager3D : MonoBehaviour
         return l1;
     }
 
+    public Plane GetPlane(string n)
+    {
+        Plane p = null;
+
+        planes.TryGetValue(n, out p);
+
+        return p;
+    }
+
     public List<Line> GetLines()
     {
         List<Line> tmp = new List<Line>();
@@ -287,7 +348,7 @@ public class CanvasManager3D : MonoBehaviour
         bool flag = true;
         foreach(Constraint c in constraint)
         {
-            if(Mathf.Abs(c.getConstraintValue()) > 0.000001f)
+            if(Mathf.Abs(c.getConstraintValue()) > 0.001f)
             {
                 flag = false;
                 break;
@@ -295,4 +356,38 @@ public class CanvasManager3D : MonoBehaviour
         }
         return flag;
     }
+
+    public void test1(){
+        points.Clear();
+        lines.Clear();
+
+        Point a = new Point(0, 1, 0);
+        Point b = new Point(0, 0, 0);
+        Point c = new Point(1, 0, 0);
+        //Point d = new Point(1, 1, 0);
+        //Point e = new Point(0.5f, 1, 0.5f);
+        //Point f = new Point(0.5f, 0, 0);
+        //Point g = new Point(0.25f, 1, 0.25f);
+
+
+        points.Add("A", a);
+        points.Add("B", b);
+        points.Add("C", c);
+        //points.Add("D", d);
+        //points.Add("E", e);
+        //points.Add("F", f);
+        //points.Add("G", g);
+
+        lines.Add("AB", new Line(a, b));
+        lines.Add("BC", new Line(b, c));
+        //lines.Add("CD", new Line(c, d));
+        //lines.Add("AD", new Line(a, d));
+        //lines.Add("AE", new Line(a, e));
+        //lines.Add("DE", new Line(d, e));
+        //lines.Add("CE", new Line(c, e));
+        //lines.Add("FG", new Line(f, g));
+
+        isFin = true;
+
+    }
 }

MathTec/Assets/Scripts/UIManager.cs

@@ -7,6 +7,7 @@ public class UIManager : MonoBehaviour
 {
     List<GameObject> points;
     List<GameObject> lines;
+    List<GameObject> planes;
     List<GameObject> constraints;
 
     public GameObject constraintDropdown;
@@ -14,6 +15,7 @@ public class UIManager : MonoBehaviour
 
     public Transform pointsParent;
     public Transform linesParent;
+    public Transform planesParent;
     public Transform constraintParent;
 
     public GameObject button;
@@ -29,9 +31,20 @@ public class UIManager : MonoBehaviour
     {
         none,
         createLine,
+        createPlane,
         linelength,
         lineEqual,
-        lineNormal
+        lineNormal,
+        lineParallel,
+        lineParallelPlane,
+        lineCross,
+        midPoint,
+        pointOnLine,
+        pointInPlane,
+        angleEqual,
+        planeParallelPlane,
+        planeNormalPlane,
+        planeArea
     }
 
     UIState state = UIState.none;
@@ -41,6 +54,7 @@ public class UIManager : MonoBehaviour
     {
         points = new List<GameObject>();
         lines = new List<GameObject>();
+        planes = new List<GameObject>();
         constraints = new List<GameObject>();
     }
 
@@ -57,24 +71,36 @@ public class UIManager : MonoBehaviour
                     createLine();
                 }
                 break;
-            case UIState.linelength:
-                if (!chosen1.Equals("") && !constraintInput.GetComponent<InputField>().text.Equals(""))
+            case UIState.createPlane:
+                if (!chosen1.Equals("") && !chosen2.Equals(""))
                 {
-                    createConstraint();
+                    createPlane();
                 }
                 break;
-            case UIState.lineEqual:
-                if (!chosen1.Equals("") && !chosen2.Equals(""))
+            case UIState.linelength:
+            case UIState.angleEqual:
+            case UIState.planeArea:
+                if (!chosen1.Equals("") && !constraintInput.GetComponent<InputField>().text.Equals(""))
                 {
                     createConstraint();
                 }
                 break;
+            case UIState.lineEqual:
             case UIState.lineNormal:
-            if (!chosen1.Equals("") && !chosen2.Equals(""))
+            case UIState.lineParallel:
+            case UIState.lineParallelPlane:
+            case UIState.lineCross:
+            case UIState.midPoint:
+            case UIState.pointOnLine:
+            case UIState.pointInPlane:
+            case UIState.planeParallelPlane:
+            case UIState.planeNormalPlane:
+                if (!chosen1.Equals("") && !chosen2.Equals(""))
                 {
                     createConstraint();
                 }
                 break;
+            
         }
     }
 
@@ -108,6 +134,25 @@ public class UIManager : MonoBehaviour
         state = UIState.none;
     }
 
+    public void createPlaneButton()
+    {
+        state = UIState.createPlane;
+    }
+
+    void createPlane()
+    {
+        string n = CM.createPlane(chosen1, chosen2);
+        chosen1 = "";
+        chosen2 = "";
+        GameObject tmp = Instantiate(line);
+        tmp.transform.SetParent(planesParent);
+        planes.Add(tmp);
+        tmp.transform.localPosition = new Vector3(100 + 70 * (planes.Count - 1), 0, 0);
+        tmp.GetComponentInChildren<Text>().text = n;
+        tmp.GetComponent<Button>().onClick.AddListener(delegate () { chooseObject(n); });
+        state = UIState.none;
+    }
+
     public void chooseObject(string obj)
     {
         if(state != UIState.none)
@@ -137,6 +182,7 @@ public class UIManager : MonoBehaviour
     public void constraintDropdownChange()
     {
         string text = constraintDropdown.GetComponent<Dropdown>().captionText.text;
+        if (text.Equals("None")) return;
         ConstraintType type = (ConstraintType)System.Enum.Parse(typeof(ConstraintType), text);
         switch (type)
         {
@@ -150,14 +196,50 @@ public class UIManager : MonoBehaviour
             case ConstraintType.LineNormal:
                 state = UIState.lineNormal;
                 break;
+            case ConstraintType.LineParallel:
+                state = UIState.lineParallel;
+                break;
+            case ConstraintType.LineParallelPlane:
+                state = UIState.lineParallelPlane;
+                break;
+            case ConstraintType.LineCross:
+                state = UIState.lineCross;
+                break;
+            case ConstraintType.MidPoint:
+                state = UIState.midPoint;
+                break;
+            case ConstraintType.PointOnLine:
+                state = UIState.pointOnLine;
+                break;
+            case ConstraintType.PointInPlane:
+                state = UIState.pointInPlane;
+                break;
+            case ConstraintType.AngleEqual:
+                state = UIState.angleEqual;
+                break;
+            case ConstraintType.PlaneParallelPlane:
+                state = UIState.planeParallelPlane;
+                break;
+            case ConstraintType.PlaneNormalPlane:
+                state = UIState.planeNormalPlane;
+                break;
+            case ConstraintType.PlaneArea:
+                state = UIState.planeArea;
+                constraintInput.SetActive(true);
+                break;
         }
     }
 
     void createConstraint()
     {
+        Point p = null;
+
         Line l1 = null;
         Line l2 = null;
 
+        Plane p1 = null;
+        Plane p2 = null;
+
         float length;
 
         string n = "";
@@ -178,18 +260,53 @@ public class UIManager : MonoBehaviour
                 l1 = CM.GetLine(chosen1);
                 l2 = CM.GetLine(chosen2);
                 n = CM.createConstraint(l1, l2, ConstraintType.LineNormal);
-                break;
-
+                break;
+            case UIState.lineParallel:
+                l1 = CM.GetLine(chosen1);
+                l2 = CM.GetLine(chosen2);
+                n = CM.createConstraint(l1, l2, ConstraintType.LineParallel);
+                break;
+            case UIState.lineParallelPlane:
+                l1 = CM.GetLine(chosen1);
+                p1 = CM.GetPlane(chosen2);
+                n = CM.createConstraint(l1, p1, ConstraintType.LineParallelPlane);
+                break;
+            case UIState.lineCross:
+                l1 = CM.GetLine(chosen1);
+                l2 = CM.GetLine(chosen2);
+                n = CM.createConstraint(l1, l2, ConstraintType.LineCross);
+                break;
+            case UIState.midPoint:
+                l1 = CM.GetLine(chosen1);
+                p = CM.GetPoint(chosen2);
+                n = CM.createConstraint(l1, p, ConstraintType.MidPoint);
+                break;
+            case UIState.planeParallelPlane:
+                p1 = CM.GetPlane(chosen1);
+                p2 = CM.GetPlane(chosen2);
+                n = CM.createConstraint(p1, p2, ConstraintType.PlaneParallelPlane);
+                break;
+            case UIState.planeNormalPlane:
+                p1 = CM.GetPlane(chosen1);
+                p2 = CM.GetPlane(chosen2);
+                n = CM.createConstraint(p1, p2, ConstraintType.PlaneNormalPlane);
+                break;
+            case UIState.angleEqual:
+            case UIState.planeArea:
+            case UIState.pointOnLine:
+            case UIState.pointInPlane:
+                break;        
         }
         chosen1 = "";
         chosen2 = "";
-        GameObject tmp = Instantiate(line);
+        GameObject tmp = Instantiate(constraint);
         tmp.transform.SetParent(constraintParent);
         constraints.Add(tmp);
-        tmp.transform.localPosition = new Vector3(100 + 70 * (constraints.Count - 1), 0, 0);
+        tmp.transform.localPosition = new Vector3(150 + 165 * (constraints.Count - 1), 0, 0);
         tmp.GetComponentInChildren<Text>().text = n;
         state = UIState.none;
         constraintDropdown.GetComponent<Dropdown>().captionText.text = "None";
+        constraintDropdown.GetComponent<Dropdown>().value = 0;
         constraintDropdown.SetActive(false);
     }
 }

MathTec/Assets/Scripts/test.cs

@@ -25,11 +25,11 @@ public class test : MonoBehaviour
         if(lines.Count != 0)
         {
             Vector3[] vertices = new Vector3[lines.Count * 4];
-            Vector3 offset = Camera.main.transform.up * width;
 
             int k = 0;
             foreach (Line l in lines)
             {
+                Vector3 offset = Vector3.Cross(Camera.main.transform.forward, l.direction).normalized * width;
                 Vector3 tmp1 = new Vector3(l.point1.x, l.point1.y, l.point1.z);
                 Vector3 tmp2 = new Vector3(l.point2.x, l.point2.y, l.point2.z);
                 vertices[k] = tmp1 + offset;