Shifter: EPIC_control_01: add backwards_ref_jnt setting Closes #523

Author: miquelcampos

release/scripts/mgear/shifter_epic_components/EPIC_control_01/guide.py

@@ -67,6 +67,7 @@ def addParameters(self):
         self.pIcon = self.addParam("icon", "string", "cube")
 
         self.pIkRefArray = self.addParam("ikrefarray", "string", "")
+        self.pBackwardsRefJnt  = self.addParam("backwards_ref_jnt", "string", "")
 
         self.pJoint = self.addParam("joint", "bool", False)
         self.pUniScale = self.addParam("uniScale", "bool", False)
@@ -209,6 +210,9 @@ def populate_componentControls(self):
         comboIndex = self.connector_items.index(currentConnector)
         self.mainSettingsTab.connector_comboBox.setCurrentIndex(comboIndex)
 
+        self.settingsTab.backwards_ref_jnt_lineEdit.setText(
+            self.root.attr("backwards_ref_jnt").get())
+
     def create_componentLayout(self):
 
         self.settings_layout = QtWidgets.QVBoxLayout()
@@ -293,6 +297,43 @@ def create_componentConnections(self):
             )
         )
 
+        self.settingsTab.backwards_ref_jnt_pushButton.clicked.connect(
+            partial(self.updateFallbackJoint,
+                    self.settingsTab.backwards_ref_jnt_lineEdit,
+                    "backwards_ref_jnt"))
+
+    def updateFallbackJoint(self, lEdit, targetAttr):
+        """Update line edit with selected joint name if valid.
+
+        This method checks if the selected object is a joint and sets the
+        line edit text and corresponding attribute on the root.
+
+        Args:
+            lEdit (QLineEdit): Line edit widget to populate.
+            targetAttr (str): Attribute name on root to update.
+
+        Returns:
+            None
+        """
+        oSel = pm.selected()
+        if oSel:
+            node = oSel[0]
+            if node == self.root:
+                pm.displayWarning("Root joint cannot be used as fallback.")
+                return
+
+            if pm.nodeType(node) == "joint":
+                lEdit.setText(node.name())
+                self.root.attr(targetAttr).set(lEdit.text())
+            else:
+                pm.displayWarning("Selected element is not a joint.")
+        else:
+            pm.displayWarning("Nothing selected.")
+            if lEdit.text():
+                lEdit.clear()
+                self.root.attr(targetAttr).set("")
+                pm.displayWarning("Fallback joint reference has been cleared.")
+
     def eventFilter(self, sender, event):
         if event.type() == QtCore.QEvent.ChildRemoved:
             if sender == self.settingsTab.ikRefArray_listWidget:

release/scripts/mgear/shifter_epic_components/EPIC_control_01/settingsUI.py

@@ -4,7 +4,7 @@
 class Ui_Form(object):
     def setupUi(self, Form):
         Form.setObjectName("Form")
-        Form.resize(591, 713)
+        Form.resize(591, 805)
         self.gridLayout = QtWidgets.QGridLayout(Form)
         self.gridLayout.setObjectName("gridLayout")
         self.groupBox = QtWidgets.QGroupBox(Form)
@@ -154,7 +154,7 @@ def setupUi(self, Form):
         self.verticalLayout_3.addItem(spacerItem2)
         self.horizontalLayout.addLayout(self.verticalLayout_3)
         self.gridLayout_4.addLayout(self.horizontalLayout, 0, 0, 1, 1)
-        self.gridLayout.addWidget(self.keyable_groupBox, 1, 0, 1, 1)
+        self.gridLayout.addWidget(self.keyable_groupBox, 2, 0, 1, 1)
         self.ikRefArray_groupBox = QtWidgets.QGroupBox(Form)
         self.ikRefArray_groupBox.setObjectName("ikRefArray_groupBox")
         self.gridLayout_3 = QtWidgets.QGridLayout(self.ikRefArray_groupBox)
@@ -185,7 +185,29 @@ def setupUi(self, Form):
         self.ikRefArray_verticalLayout_2.addItem(spacerItem3)
         self.ikRefArray_horizontalLayout.addLayout(self.ikRefArray_verticalLayout_2)
         self.gridLayout_3.addLayout(self.ikRefArray_horizontalLayout, 0, 0, 1, 1)
-        self.gridLayout.addWidget(self.ikRefArray_groupBox, 2, 0, 1, 1)
+        self.gridLayout.addWidget(self.ikRefArray_groupBox, 3, 0, 1, 1)
+        self.groupBox_4 = QtWidgets.QGroupBox(Form)
+        sizePolicy = QtWidgets.QSizePolicy(QtWidgets.QSizePolicy.Minimum, QtWidgets.QSizePolicy.Minimum)
+        sizePolicy.setHorizontalStretch(0)
+        sizePolicy.setVerticalStretch(0)
+        sizePolicy.setHeightForWidth(self.groupBox_4.sizePolicy().hasHeightForWidth())
+        self.groupBox_4.setSizePolicy(sizePolicy)
+        self.groupBox_4.setObjectName("groupBox_4")
+        self.gridLayout_5 = QtWidgets.QGridLayout(self.groupBox_4)
+        self.gridLayout_5.setObjectName("gridLayout_5")
+        self.horizontalLayout_4 = QtWidgets.QHBoxLayout()
+        self.horizontalLayout_4.setObjectName("horizontalLayout_4")
+        self.label_2 = QtWidgets.QLabel(self.groupBox_4)
+        self.label_2.setObjectName("label_2")
+        self.horizontalLayout_4.addWidget(self.label_2)
+        self.backwards_ref_jnt_lineEdit = QtWidgets.QLineEdit(self.groupBox_4)
+        self.backwards_ref_jnt_lineEdit.setObjectName("backwards_ref_jnt_lineEdit")
+        self.horizontalLayout_4.addWidget(self.backwards_ref_jnt_lineEdit)
+        self.backwards_ref_jnt_pushButton = QtWidgets.QPushButton(self.groupBox_4)
+        self.backwards_ref_jnt_pushButton.setObjectName("backwards_ref_jnt_pushButton")
+        self.horizontalLayout_4.addWidget(self.backwards_ref_jnt_pushButton)
+        self.gridLayout_5.addLayout(self.horizontalLayout_4, 0, 0, 1, 1)
+        self.gridLayout.addWidget(self.groupBox_4, 1, 0, 1, 1)
 
         self.retranslateUi(Form)
         QtCore.QObject.connect(self.translate_pushButton, QtCore.SIGNAL("clicked()"), self.tx_checkBox.toggle)
@@ -247,4 +269,10 @@ def retranslateUi(self, Form):
         self.ikRefArray_groupBox.setTitle(gqt.fakeTranslate("Form", "IK Reference Array", None, -1))
         self.ikRefArrayAdd_pushButton.setText(gqt.fakeTranslate("Form", "<<", None, -1))
         self.ikRefArrayRemove_pushButton.setText(gqt.fakeTranslate("Form", ">>", None, -1))
+        self.groupBox_4.setTitle(gqt.fakeTranslate("Form", "UE Control Rig Settings", None, -1))
+        self.label_2.setToolTip(gqt.fakeTranslate("Form", "<html><head/><body><p>Specifies the fallback reference joint to use for Unreal Control Rig backward solve when the control has no associated joint.</p></body></html>", None, -1))
+        self.label_2.setText(gqt.fakeTranslate("Form", "Backward Solve Reference Joint", None, -1))
+        self.backwards_ref_jnt_lineEdit.setToolTip(gqt.fakeTranslate("Form", "<html><head/><body><p>Specifies the fallback reference joint to use for Unreal Control Rig backward solve when the control has no associated joint.</p></body></html>", None, -1))
+        self.backwards_ref_jnt_pushButton.setToolTip(gqt.fakeTranslate("Form", "<html><head/><body><p>Specifies the fallback reference joint to use for Unreal Control Rig backward solve when the control has no associated joint.</p></body></html>", None, -1))
+        self.backwards_ref_jnt_pushButton.setText(gqt.fakeTranslate("Form", "<<", None, -1))
 

release/scripts/mgear/shifter_epic_components/EPIC_control_01/settingsUI.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>591</width>
-    <height>713</height>
+    <height>805</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -217,7 +217,7 @@
      </layout>
     </widget>
    </item>
-   <item row="1" column="0">
+   <item row="2" column="0">
     <widget class="QGroupBox" name="keyable_groupBox">
      <property name="title">
       <string>Keyable</string>
@@ -405,7 +405,7 @@
      </layout>
     </widget>
    </item>
-   <item row="2" column="0">
+   <item row="3" column="0">
     <widget class="QGroupBox" name="ikRefArray_groupBox">
      <property name="title">
       <string>IK Reference Array</string>
@@ -475,6 +475,52 @@
      </layout>
     </widget>
    </item>
+   <item row="1" column="0">
+    <widget class="QGroupBox" name="groupBox_4">
+     <property name="sizePolicy">
+      <sizepolicy hsizetype="Minimum" vsizetype="Minimum">
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="title">
+      <string>UE Control Rig Settings</string>
+     </property>
+     <layout class="QGridLayout" name="gridLayout_5">
+      <item row="0" column="0">
+       <layout class="QHBoxLayout" name="horizontalLayout_4">
+        <item>
+         <widget class="QLabel" name="label_2">
+          <property name="toolTip">
+           <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Specifies the fallback reference joint to use for Unreal Control Rig backward solve when the control has no associated joint.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+          </property>
+          <property name="text">
+           <string>Backward Solve Reference Joint</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QLineEdit" name="backwards_ref_jnt_lineEdit">
+          <property name="toolTip">
+           <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Specifies the fallback reference joint to use for Unreal Control Rig backward solve when the control has no associated joint.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+          </property>
+         </widget>
+        </item>
+        <item>
+         <widget class="QPushButton" name="backwards_ref_jnt_pushButton">
+          <property name="toolTip">
+           <string>&lt;html&gt;&lt;head/&gt;&lt;body&gt;&lt;p&gt;Specifies the fallback reference joint to use for Unreal Control Rig backward solve when the control has no associated joint.&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+          </property>
+          <property name="text">
+           <string>&lt;&lt;</string>
+          </property>
+         </widget>
+        </item>
+       </layout>
+      </item>
+     </layout>
+    </widget>
+   </item>
   </layout>
  </widget>
  <resources/>