diff --git a/src/fgt/edit_texture/images/invertsel.png b/src/fgt/edit_texture/images/invertsel.png
new file mode 100644
index 000000000..60fc624d7
Binary files /dev/null and b/src/fgt/edit_texture/images/invertsel.png differ
diff --git a/src/fgt/edit_texture/meshlab.qrc b/src/fgt/edit_texture/meshlab.qrc
index cf6ba9187..7f4d0ecdb 100644
--- a/src/fgt/edit_texture/meshlab.qrc
+++ b/src/fgt/edit_texture/meshlab.qrc
@@ -1,6 +1,7 @@
 <RCC>
     <qresource prefix="/" >
         <file>images/edit_texture.png</file>
+        <file>images/invertsel.png</file>
         <file>images/rotate.png</file>
         <file>images/scale.png</file>
         <file>images/sel_move.png</file>
diff --git a/src/fgt/edit_texture/renderarea.cpp b/src/fgt/edit_texture/renderarea.cpp
index d9c491db4..c2f32b7d0 100644
--- a/src/fgt/edit_texture/renderarea.cpp
+++ b/src/fgt/edit_texture/renderarea.cpp
@@ -951,6 +951,34 @@ void RenderArea::ClearSelection()
 	selection = QRect();
 }
 
+void RenderArea::InvertSelection()
+{
+	// Invert selected faces
+	if (selected)
+	{
+		for (unsigned i = 0; i < model->cm.face.size(); i++)
+		{
+			if (model->cm.face[i].WT(0).n() == textNum)
+			{
+				if (model->cm.face[i].IsUserBit(selBit)) model->cm.face[i].ClearUserBit(selBit);
+				else model->cm.face[i].SetUserBit(selBit);
+			}
+		}
+		RecalculateSelectionArea();
+		this->update();
+	}
+	else if (selectedV)
+	{
+		for (unsigned i = 0; i < model->cm.vert.size(); i++)
+		{
+			if (model->cm.vert[i].IsUserBit(selVertBit)) model->cm.vert[i].ClearUserBit(selVertBit);
+			else model->cm.vert[i].SetUserBit(selVertBit);
+		}
+		UpdateVertexSelection();
+		this->update();
+	}
+}
+
 void RenderArea::HandleScale(QPoint e)
 {
 	// Move the rectangle of scaling and resize the selction area
@@ -1133,7 +1161,7 @@ void RenderArea::DrawCircle(QPoint origin)
 	for (int i = 0; i < 360; i++)
 	{
 		float degInRad = i*DEG2RAD;
-		glVertex3f(origin.x() + cos(degInRad)*r,origin.y() + sin(degInRad)*r,1.1f);
+		glVertex3f(origin.x() + cos(degInRad)*r,origin.y() + sin(degInRad)*r,2.0f);
 	}
 	glEnd();
 }
diff --git a/src/fgt/edit_texture/renderarea.h b/src/fgt/edit_texture/renderarea.h
index 22840a2c3..5081ba26d 100644
--- a/src/fgt/edit_texture/renderarea.h
+++ b/src/fgt/edit_texture/renderarea.h
@@ -40,6 +40,7 @@ public:
 	void RemapClamp();
 	void RemapMod();
 	void ClearSelection();
+	void InvertSelection();
 
 protected:
     void paintEvent(QPaintEvent *event);
diff --git a/src/fgt/edit_texture/textureeditor.cpp b/src/fgt/edit_texture/textureeditor.cpp
index 7fef78516..f44ebe012 100644
--- a/src/fgt/edit_texture/textureeditor.cpp
+++ b/src/fgt/edit_texture/textureeditor.cpp
@@ -133,6 +133,11 @@ void TextureEditor::on_modulusButton_clicked()
 	((RenderArea*)ui.tabWidget->currentWidget()->childAt(MARGIN,MARGIN))->RemapMod();
 }
 
+void TextureEditor::on_invertButton_clicked()
+{
+	((RenderArea*)ui.tabWidget->currentWidget()->childAt(MARGIN,MARGIN))->InvertSelection();
+}
+
 void TextureEditor::on_cancelButton_clicked()
 {
 	ResetLayout();
diff --git a/src/fgt/edit_texture/textureeditor.h b/src/fgt/edit_texture/textureeditor.h
index bd5a8025f..e79e8049e 100644
--- a/src/fgt/edit_texture/textureeditor.h
+++ b/src/fgt/edit_texture/textureeditor.h
@@ -46,6 +46,7 @@ private slots:
 	void on_modulusButton_clicked();
 	void on_smoothButton_clicked();
 	void on_cancelButton_clicked();
+	void on_invertButton_clicked();
 
 public slots:
 	void UpdateModel();
diff --git a/src/fgt/edit_texture/textureeditor.ui b/src/fgt/edit_texture/textureeditor.ui
index 6627fd698..5ad8d6733 100644
--- a/src/fgt/edit_texture/textureeditor.ui
+++ b/src/fgt/edit_texture/textureeditor.ui
@@ -218,6 +218,49 @@
         </property>
        </spacer>
       </item>
+      <item>
+       <widget class="QPushButton" name="invertButton" >
+        <property name="sizePolicy" >
+         <sizepolicy>
+          <hsizetype>0</hsizetype>
+          <vsizetype>0</vsizetype>
+          <horstretch>0</horstretch>
+          <verstretch>0</verstretch>
+         </sizepolicy>
+        </property>
+        <property name="toolTip" >
+         <string>Invert selected faces/vertexes</string>
+        </property>
+        <property name="text" >
+         <string/>
+        </property>
+        <property name="icon" >
+         <iconset resource="meshlab.qrc" >:/images/invertsel.png</iconset>
+        </property>
+        <property name="iconSize" >
+         <size>
+          <width>32</width>
+          <height>32</height>
+         </size>
+        </property>
+        <property name="checkable" >
+         <bool>false</bool>
+        </property>
+       </widget>
+      </item>
+      <item>
+       <spacer>
+        <property name="orientation" >
+         <enum>Qt::Horizontal</enum>
+        </property>
+        <property name="sizeHint" >
+         <size>
+          <width>40</width>
+          <height>20</height>
+         </size>
+        </property>
+       </spacer>
+      </item>
       <item>
        <widget class="QPushButton" name="cancelButton" >
         <property name="sizePolicy" >