finish move tool

src/Mod/Machining_Distortion/Aligment.ui

@@ -6,14 +6,14 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>136</width>
+    <width>150</width>
-    <height>223</height>
+    <height>297</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>Form</string>
   </property>
-  <layout class="QVBoxLayout" name="verticalLayout_2">
+  <layout class="QVBoxLayout" name="verticalLayout">
    <item>
     <widget class="QPushButton" name="pushButton_FlipX">
      <property name="font">
@@ -63,13 +63,29 @@
      </property>
     </widget>
    </item>
+   <item>
+    <widget class="QPushButton" name="pushButton_Minimize">
+     <property name="enabled">
+      <bool>false</bool>
+     </property>
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
+       <horstretch>30</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="text">
+      <string>Minimize</string>
+     </property>
+    </widget>
+   </item>
    <item>
     <widget class="QGroupBox" name="groupBox">
      <property name="title">
       <string>Volume</string>
      </property>
-     <layout class="QVBoxLayout" name="verticalLayout">
+     <layout class="QFormLayout" name="formLayout">
-      <item>
+      <item row="0" column="0">
        <widget class="QLabel" name="label">
         <property name="font">
          <font>
@@ -78,11 +94,18 @@
          </font>
         </property>
         <property name="text">
-         <string>X-Size: 0mm</string>
+         <string>X-Size:</string>
         </property>
        </widget>
       </item>
-      <item>
+      <item row="0" column="1">
+       <widget class="QLineEdit" name="lineEdit_XS">
+        <property name="readOnly">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="1" column="0">
        <widget class="QLabel" name="label_2">
         <property name="font">
          <font>
@@ -91,11 +114,18 @@
          </font>
         </property>
         <property name="text">
-         <string>Y-Size: 0mm</string>
+         <string>Y-Size:</string>
         </property>
        </widget>
       </item>
-      <item>
+      <item row="1" column="1">
+       <widget class="QLineEdit" name="lineEdit_YS">
+        <property name="readOnly">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="0">
        <widget class="QLabel" name="label_3">
         <property name="font">
          <font>
@@ -104,7 +134,34 @@
          </font>
         </property>
         <property name="text">
-         <string>Z-Size: 0mm </string>
+         <string>Z-Size:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="2" column="1">
+       <widget class="QLineEdit" name="lineEdit_ZS">
+        <property name="readOnly">
+         <bool>true</bool>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="0">
+       <widget class="QLabel" name="label_4">
+        <property name="font">
+         <font>
+          <weight>75</weight>
+          <bold>true</bold>
+         </font>
+        </property>
+        <property name="text">
+         <string>Volume:</string>
+        </property>
+       </widget>
+      </item>
+      <item row="3" column="1">
+       <widget class="QLineEdit" name="lineEdit_VS">
+        <property name="readOnly">
+         <bool>true</bool>
         </property>
        </widget>
       </item>

src/Mod/Machining_Distortion/CMakeLists.txt

@@ -20,6 +20,7 @@ SET(MachDist_SRCS
 	MachDistAnalysis.py
 	MachDistIsostatic.py
 	MachDistAlignment.py
+	MachDistMoveTools.py
     Parameter.ui
     Material.ui
     Aligment.ui

src/Mod/Machining_Distortion/MachDistAlignment.py

@@ -20,7 +20,7 @@
 #*                                                                         *
 #***************************************************************************
 
-import FreeCAD, Fem
+import FreeCAD, Fem, MachDistMoveTools
 
 if FreeCAD.GuiUp:
     import FreeCADGui, FemGui
@@ -45,7 +45,7 @@ class _CommandAlignment:
         
     def Activated(self):
         FemMeshObject = None
-        import FemGui, Mesh
+        import FemGui
         # check if a active analysis is present and no Mesh in it
         if FemGui.getActiveAnalysis() != None:
             for i in FemGui.getActiveAnalysis().Member:
@@ -56,18 +56,6 @@ class _CommandAlignment:
             return 
         FreeCAD.ActiveDocument.openTransaction("Alignment")
         
-        # switch on Bound Box
-        FemMeshObject.ViewObject.BoundingBox = True
-        QtGui.qApp.setOverrideCursor(QtCore.Qt.WaitCursor)
-        n = FemMeshObject.FemMesh.Nodes
-        p = Mesh.calculateEigenTransform(n)
-        #FemMeshObject.Placement = p
-        m = Fem.FemMesh(FemMeshObject.FemMesh)
-        m.setTransform(p)
-        FemMeshObject.FemMesh = m
-        FemMeshObject.Placement = FreeCAD.Placement()
-        
-        QtGui.qApp.restoreOverrideCursor()
         
         taskd = _AlignTaskPanel(FemMeshObject)
         FreeCADGui.Control.showDialog(taskd)
@@ -98,9 +86,36 @@ class _AlignTaskPanel:
         QtCore.QObject.connect(self.formUi.pushButton_FlipX, QtCore.SIGNAL("clicked()"), self.flipX)
         QtCore.QObject.connect(self.formUi.pushButton_FlipY, QtCore.SIGNAL("clicked()"), self.flipY)
         QtCore.QObject.connect(self.formUi.pushButton_FlipZ, QtCore.SIGNAL("clicked()"), self.flipZ)
+        QtCore.QObject.connect(self.formUi.checkBox_AutoMinimize, QtCore.SIGNAL("stateChanged(int)"), self.autoMinToogle)
+        QtCore.QObject.connect(self.formUi.pushButton_Minimize, QtCore.SIGNAL("clicked()"), self.minimize)
 
         self.update()
         
+        # switch on Bound Box
+        #self.obj.ViewObject.BoundingBox = True
+        
+        # calculate eigen transformation and transform the mesh
+        QtGui.qApp.setOverrideCursor(QtCore.Qt.WaitCursor)
+        import Mesh
+        n = self.obj.FemMesh.Nodes
+        p = Mesh.calculateEigenTransform(n)
+        
+        # move in the first quandrant and minimize bound box
+        MachDistMoveTools.moveHome(self.obj)
+        MachDistMoveTools.minimizeBoundVolume(self.obj)
+        MachDistMoveTools.moveHome(self.obj)
+        self.showData()
+
+        #self.obj.Placement = p
+        m = Fem.FemMesh(self.obj.FemMesh)
+        m.setTransform(self.obj.Placement)
+        
+        self.obj.FemMesh = m
+        self.obj.Placement = FreeCAD.Placement()
+        
+        QtGui.qApp.restoreOverrideCursor()
+
+
 
     def getStandardButtons(self):
         return int(QtGui.QDialogButtonBox.Ok) | int(QtGui.QDialogButtonBox.Cancel)
@@ -111,30 +126,70 @@ class _AlignTaskPanel:
                 
     def accept(self):
         FreeCADGui.Control.closeDialog()
-        self.obj.ViewObject.BoundingBox = False
+        #self.obj.ViewObject.BoundingBox = False
         FreeCAD.ActiveDocument.commitTransaction()
         
                     
     def reject(self):
         FreeCADGui.Control.closeDialog()
-        self.obj.ViewObject.BoundingBox = False
+        #self.obj.ViewObject.BoundingBox = False
         FreeCAD.ActiveDocument.abortTransaction()
      
+    def autoMinToogle(self,state):
+        if state == 0: self.formUi.pushButton_Minimize.setEnabled(True)
+        if state == 2: self.formUi.pushButton_Minimize.setEnabled(False)
+    
+    def minimize(self):
+        QtGui.qApp.setOverrideCursor(QtCore.Qt.WaitCursor)
+        MachDistMoveTools.minimizeBoundVolume(self.obj)
+        self.showData()
+        QtGui.qApp.restoreOverrideCursor()
+       
+        
+    def showData(self):
+        b = self.obj.FemMesh.BoundBox
+        self.formUi.lineEdit_XS.setText("%f"%b.XLength)
+        self.formUi.lineEdit_YS.setText("%f"%b.YLength)
+        self.formUi.lineEdit_ZS.setText("%f"%b.ZLength)
+        self.formUi.lineEdit_VS.setText("%f"% float(b.XLength*b.YLength*b.ZLength))
+        
+    def afterFlip(self):       
+        QtGui.qApp.setOverrideCursor(QtCore.Qt.WaitCursor)
+        MachDistMoveTools.minimizeBoundVolume(self.obj)
+        MachDistMoveTools.moveHome(self.obj)
+        QtGui.qApp.restoreOverrideCursor()
+    
     def flipX(self):
+        QtGui.qApp.setOverrideCursor(QtCore.Qt.WaitCursor)
         p = self.obj.Placement
-        r2 = p.Rotation.multiply(FreeCAD.Rotation(FreeCAD.Vector(1,0,0),180))
+        p.Rotation = p.Rotation.multiply(FreeCAD.Rotation(FreeCAD.Vector(1,0,0),90))
-        p.Rotation = r2
+        MachDistMoveTools.moveHome(self.obj)
-        return            
+        if(self.formUi.checkBox_AutoMinimize.isChecked()):
+            MachDistMoveTools.minimizeBoundVolume(self.obj)
+        self.showData()
+        QtGui.qApp.restoreOverrideCursor()
+                    
     def flipY(self):
+        QtGui.qApp.setOverrideCursor(QtCore.Qt.WaitCursor)
         p = self.obj.Placement
-        r2 = p.Rotation.multiply(FreeCAD.Rotation(FreeCAD.Vector(0,1,0),180))
+        p.Rotation = p.Rotation.multiply(FreeCAD.Rotation(FreeCAD.Vector(0,1,0),90))
-        p.Rotation = r2
+ 
-        return            
+        MachDistMoveTools.moveHome(self.obj)
+        if(self.formUi.checkBox_AutoMinimize.isChecked()):
+            MachDistMoveTools.minimizeBoundVolume(self.obj)
+        self.showData()
+        QtGui.qApp.restoreOverrideCursor()
+           
     def flipZ(self):
+        QtGui.qApp.setOverrideCursor(QtCore.Qt.WaitCursor)
         p = self.obj.Placement
-        r2 = p.Rotation.multiply(FreeCAD.Rotation(FreeCAD.Vector(0,0,1),180))
+        p.Rotation = p.Rotation.multiply(FreeCAD.Rotation(FreeCAD.Vector(0,0,1),90))
-        zl = self.obj.FemMesh.BoundBox.ZLength
+        
-        p.Rotation = r2
+        MachDistMoveTools.moveHome(self.obj)
-        return            
+        if(self.formUi.checkBox_AutoMinimize.isChecked()):
+            MachDistMoveTools.minimizeBoundVolume(self.obj)
+        self.showData()
+        QtGui.qApp.restoreOverrideCursor()
+                  
 
 FreeCADGui.addCommand('MachDist_Alignment',_CommandAlignment())

src/Mod/Machining_Distortion/MachDistMoveTools.py

@@ -30,4 +30,34 @@ __url__ = "http://free-cad.sourceforge.net"
 
 
 def moveHome(obj):
+    b = obj.FemMesh.BoundBox
+    m = FreeCAD.Vector(-(b.XMin),-(b.YMin),-(b.ZMin))
+    p = obj.Placement
+    p2 = FreeCAD.Placement(p.Base + m,p.Rotation)
+    obj.Placement = p2
     return
+
+def getBoundBoxVolume(obj):
+    b = obj.FemMesh.BoundBox
+    return b.XLength * b.YLength * b.ZLength
+
+def minimizeBoundVolume(obj):
+    p = obj.Placement
+    VolOld = getBoundBoxVolume(obj)
+    OverallSteps = 0
+    # rotate a fraction and test if it get better
+    for a in (3.0,1.0,0.5,0.1,0.05,0.01,0.005,0.001):
+        for v in ( (0.0, 0.0, 1.0),(0.0, 1.0, 0.0),(1.0, 0.0, 0.0) ):
+            for dir in (-1.0,1.0):
+                Better = True
+                i = 0
+                while(Better):
+                    p.Rotation = p.Rotation.multiply(FreeCAD.Rotation(FreeCAD.Vector(v[0],v[1],v[2]),a*dir))
+                    NewVol = getBoundBoxVolume(obj)
+                    i = i+1
+                    if(NewVol>VolOld):
+                        Better = False
+                        print "Axis: (",v[0],v[1],v[2],") Angle: ",a*dir," -> End with after ",i," Steps with V=",NewVol
+                    VolOld = NewVol
+                OverallSteps = OverallSteps + i
+    print "OverallSteps: ",OverallSteps