Differential D11981 Diff 39768 manual/modeling/meshes/uv/unwrapping/introduction.rst

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manual/modeling/meshes/uv/unwrapping/introduction.rst

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	Introduction	Introduction
	************	************

	The first step is to unwrap your mesh. You want to unwrap when you feel your mesh is complete	The first step is to unwrap your mesh. Generally, it is a good idea to unwrap when you
	with respect to the number of faces it needs to have.	feel that your model is mostly complete.
	If you do add faces or subdivide existing faces when a model is already unwrapped,	If you do add faces or subdivide existing faces when a model is already unwrapped,
	Blender will add those new faces for you,	Blender will add those new faces for you,
	but you may need to do additional mapping or editing. In this fashion,	but you may need to do additional mapping or editing. In this fashion,
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	The lines joining the UVs correspond to edges in the mesh.	The lines joining the UVs correspond to edges in the mesh.
	Each face in the UV map corresponds to a mesh face.	Each face in the UV map corresponds to a mesh face.

		Think of a UV map as projecting the surface of your 3D model onto a 2D image.

	Each face of a mesh can have many UV textures.	Each face of a mesh can have many UV textures.
	Each UV texture can have an individual image assigned to it.	Each UV texture can have an individual image assigned to it.
	When you unwrap a face to a UV texture in the UV Editor, each face of the mesh is	When you unwrap a face to a UV texture in the UV Editor, each face of the mesh is
	automatically assigned four UV coordinates: These coordinates define the way an image or	automatically assigned four UV coordinates: These coordinates define the way an image or
	a texture is mapped onto the face. These are 2D coordinates, which is why they are called UV,	a texture is mapped onto the face. To distunguish from xyz coordinates, we use the U and V
	to distinguish them from XYZ coordinates.	axes to mark the coordinates of each point. Hence the name, UV unwrapping.
	These coordinates can be used for rendering or for real-time viewport display as well.	These coordinates can be used for rendering or for real-time viewport display as well.

	Every face in Blender can have a link to a different image.	Every face in Blender can have a link to a different image.
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	Getting Started	Getting Started
	===============	===============

	.. figure:: /images/modeling_meshes_uv_unwrapping_introduction_screenlayout.png	.. figure:: /images/modeling_meshes_uv_unwrapping_introduction_uvtab.png
	:width: 620px	:width: 620px

	UV Editing screen layout.	Default UV editing workspace
		BlendifyUnsubmitted Not Done Inline Actions I would say "Default UV editing workspace" Blendify: I would say "Default UV editing workspace"

	By default, meshes are not created with UVs. First you must map the faces, then	By default, meshes are not created with UVs. First you must map the faces, then
	you can :doc:`edit them </modeling/meshes/uv/editing>`.	you can :doc:`edit them </modeling/meshes/uv/editing>`.
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	Workflow	Workflow
	--------	--------

	The process for unwrapping is straightforward, but there are a lot of options available,	The general workflow is as follows, but know that different models may require different approaches
	each of which dramatically affect the outcome of the unwrap.	to unwrapping.
	By understanding the meaning behind the options, you will become more efficient at unwrapping.

	The process is:	The process is:

	#. Mark Seams if necessary.	#. Mark Seams if necessary. See more about :doc:`marking seams </modeling/meshes/uv/unwrapping/seams>`.
	#. Select all of the mesh components.	#. Select all of the mesh components in the 3D viewport.
	#. Select a UV mapping method from the UV Unwrap menu.	#. Select a UV mapping method from the UV Unwrap menu. Select a method from the dropdown named "UV" under the
	#. Adjust the unwrap settings.	proportional editing button in the 3D viewport.
	#. Add a test image to see if there will be any distortion.	#. Adjust the unwrap settings found in the pop up box at the bottom right of the 3D viewport.
	See :doc:`Applying Images to UVs </modeling/meshes/uv/applying_image>`.	#. Add a test image to see if there will be any distortion. See
	#. Adjust UVs in the UV editor.	:doc:`Applying Images to UVs </modeling/meshes/uv/applying_image>`.
	See :doc:`Editing UVs </modeling/meshes/uv/editing>`.	#. Adjust UVs in the UV editor. See :doc:`Editing UVs </modeling/meshes/uv/editing>`.
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