Differential D7375 Diff 23577 manual/modeling/meshes/properties/vertex_groups/assigning_vertex_group.rst

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Standalone View

manual/modeling/meshes/properties/vertex_groups/assigning_vertex_group.rst


	************************			************************
	Assigning a Vertex Group			Assigning a Vertex Group
	************************			************************

	Creating Vertex Groups			Creating Vertex Groups
	======================			======================

	.. figure:: /images/modeling_meshes_properties_vertex-groups_assigning-vertex-group_empty.png			.. figure:: /images/modeling_meshes_properties_vertex-groups_assigning-vertex-group_empty.png
	:align: right			:align: right

	Empty Vertex Groups panel.			Empty Vertex Groups panel.

	Vertex groups are maintained within the Mesh tab (1) in the Properties Editor.			Vertex groups are maintained within the Object Data tab (1) in the Properties Editor.
	As long as no vertex groups are defined (the default for new mesh objects),			As long as no vertex groups are defined (the default for new mesh objects),
	the panel is empty (2).			the panel is empty (2).

	You create a vertex group by :kbd:`LMB` on the Add button ``+`` on the right panel border (3).			You create a vertex group by :kbd:`LMB` on the Add button ``+`` on the right panel border (3).
	Initially the group is named "Group" (or "Group.nnn" when the name already exists) and			Initially the group is named "Group" (or "Group.nnn" when the name already exists) and
	gets displayed in the panel (2) (see next image).			gets displayed in the panel (2) (see next image).

	.. container:: lead			.. container:: lead
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	Once a new vertex group has been added, the new group appears			Once a new vertex group has been added, the new group appears
	in the Vertex Groups panel. There you find three clickable elements:			in the Vertex Groups panel. There you find three clickable elements:

	Group Name			Group Name
	The group name can be changed by double-clicking :kbd:`LMB` on the name itself.			The group name can be changed by double-clicking :kbd:`LMB` on the name itself.
	Then you can edit the name as you like.			Then you can edit the name as you like.

	Plus Icon			Arrow Icon
	When the little icon in the left lower corner can be clicked, a new			When the little arrow icon in the left lower corner is clicked, a new
	row opens up where you can enter a search term. This becomes handy when			row opens up where you can enter a search term. This becomes handy when
	the number of vertex groups gets big.			the number of vertex groups gets big.

	Drag Handle			Drag Handle
	If you have a large number of vertex groups and you want to see more			If you have a large number of vertex groups and you want to see more
	than a few groups, you can :kbd:`LMB` on the small drag handle to tear			than a few groups, you can :kbd:`LMB` on the small drag handle to make
	the vertex groups list larger or smaller.			the vertex groups list larger or smaller.

	Active Group			Active Group
	When a vertex group is created,			When a vertex group is created,
	then it is also automatically marked as the Active Group.			then it is also automatically marked as the Active Group.
	This is indicated by setting the background of the panel entry			This is indicated by setting the background of the panel entry
	to a light blue color. If you have two or more groups in the list,			to a light grey color. If you have two or more groups in the list,
	then you can change the active group by :kbd:`LMB` on			then you can change the active group by :kbd:`LMB` on
	the corresponding entry in the Vertex Groups panel.			the corresponding entry in the Vertex Groups panel.


	Deleting Vertex Groups			Deleting Vertex Groups
	======================			======================

	.. figure:: /images/modeling_meshes_properties_vertex-groups_assigning-vertex-group_delete.png			.. figure:: /images/modeling_meshes_properties_vertex-groups_assigning-vertex-group_delete.png
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	.. figure:: /images/modeling_meshes_properties_vertex-groups_assigning-vertex-group_assign.png			.. figure:: /images/modeling_meshes_properties_vertex-groups_assigning-vertex-group_assign.png
	:align: right			:align: right

	Assign weights to active group.			Assign weights to active group.

	You add vertices to a group as follows:			You add vertices to a group as follows:

	- Select the group from the group list, thus make it the active group (1).			- Select the group from the group list, thus making it the active group (1).
	- From the 3D View select :kbd:`Shift-RMB` all vertices that you want to add to the group.			- From the 3D View select :kbd:`Shift-LMB` all vertices that you want to add to the group.
	- Set the weight value that shall be assigned to all selected vertices (2).			- Set the weight value that shall be assigned to all selected vertices (2).
	- :kbd:`LMB` the Assign button to assign the selected vertices to the active group using the given weight (3).			- :kbd:`LMB` the Assign button to assign the selected vertices to the active group using the given weight (3).

	Note that weight assignment is not available for locked vertex groups.			Note that weight assignment is not available for locked vertex groups.
	The Assign button is grayed out in that case.			The Assign button is grayed out in that case.

	.. note:: Assign is additive			.. note:: Assign is additive

	The Assign button only adds the currently			The Assign button only adds the currently
	selected vertices to the active group. Vertices already			selected vertices to the active group. Vertices already
	assigned to the group are not removed from the group.			assigned to the group are not removed from the group.

	Also keep in mind that a vertex can be assigned to multiple groups.			Also keep in mind that a vertex can be assigned to multiple groups.


	Checking Assignments			Checking Assignments
	--------------------			--------------------

	To be sure the selected vertices are in the desired vertex group,			To be sure the selected vertices are in the desired vertex group,
	you can try press the deselect button.			you can try press the deselect button.
	If the vertices remain selected then they are not yet in the current vertex group.			If the vertices remain selected then they are not yet in the current vertex group.

	At this point you may assign then, but take care since all selected vertices			At this point you may assign them, but take care since all selected vertices
	will have their weight set to the value in the Weight: field.			will have their weight set to the value in the Weight: field.


	Removing Assignments from a Group			Removing Assignments from a Group
	---------------------------------			---------------------------------

	You remove vertices from a group as follows:			You remove vertices from a group as follows:

	- Select the group from the group list (make it the active group).			- Select the group from the group list (make it the active group).
	- Select all vertices that you want to remove from the group.			- Select all vertices that you want to remove from the group.
	- Press the Remove button.			- :kbd:`LMB` click the Remove button.

	Note that removing weight assignments is not available for locked vertex groups.			Note that removing weight assignments is not available for locked vertex groups.
	The Remove button is grayed out in that case.			The Remove button is grayed out in that case.


	Using Groups for Selecting/Deselecting			Using Groups for Selecting/Deselecting
	--------------------------------------			--------------------------------------

	You can quickly select all assigned vertices of a group:			You can quickly select all assigned vertices of a group:

	- (optionally) press :kbd:`A` once or twice to unselect all vertices.			- (optionally) press :kbd:`Alt-A` to deselect all vertices.
	- Select the group from the group list (make it the active group).			- Select the group from the group list (make it the active group).
	- When you now :kbd:`LMB` click the Select button,			- When you now :kbd:`LMB` click the Select button,
	then the vertices assigned to the active group will be selected and highlighted in the 3D View.			then the vertices assigned to the active group will be selected and highlighted in the 3D View.
	- When you :kbd:`LMB` click the Deselect button instead,			- When you :kbd:`LMB` click the Deselect button instead,
	then the vertices assigned to the active group will be deselected in the 3D View.			then the vertices assigned to the active group will be deselected in the 3D View.

	.. note:: Selecting/Deselecting is additive			.. note:: Selecting/Deselecting is additive

	If you already have vertices selected in the 3D View,			If you already have vertices selected in the 3D View,
	then selecting the vertices of a group will add the vertices			then selecting the vertices of a group will add the vertices
	but also keep the already selected vertices selected.			but also keep the already selected vertices selected.
	Vice versa, deselecting the vertices of a vertex group			Vice versa, deselecting the vertices of a vertex group
	will only deselect the vertices assigned to the group			will only deselect the vertices assigned to the group
	and keep all other vertices selected.			and keep all other vertices selected.


	Finding Ungrouped Vertices			Finding Ungrouped Vertices
	--------------------------			--------------------------

	You can find ungrouped vertices as follows:			You can find ungrouped vertices as follows:

	- Press :kbd:`A` once or twice to unselect all vertices.			- Press :kbd:`Alt-A` to deselect all vertices.
	- In the header of the 3D View, navigate to :menuselection:`Select --> Ungrouped Vertices`.			- In the header of the 3D View, navigate to :menuselection:`Select --> Select All By Trait --> Ungrouped Verts`.