class_meshdatatool.rst 29 KB

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  1. :github_url: hide
  2. .. DO NOT EDIT THIS FILE!!!
  3. .. Generated automatically from Godot engine sources.
  4. .. Generator: https://github.com/godotengine/godot/tree/master/doc/tools/make_rst.py.
  5. .. XML source: https://github.com/godotengine/godot/tree/master/doc/classes/MeshDataTool.xml.
  6. .. _class_MeshDataTool:
  7. MeshDataTool
  8. ============
  9. **Inherits:** :ref:`RefCounted<class_RefCounted>` **<** :ref:`Object<class_Object>`
  10. Helper tool to access and edit :ref:`Mesh<class_Mesh>` data.
  11. Description
  12. -----------
  13. MeshDataTool provides access to individual vertices in a :ref:`Mesh<class_Mesh>`. It allows users to read and edit vertex data of meshes. It also creates an array of faces and edges.
  14. To use MeshDataTool, load a mesh with :ref:`create_from_surface<class_MeshDataTool_method_create_from_surface>`. When you are finished editing the data commit the data to a mesh with :ref:`commit_to_surface<class_MeshDataTool_method_commit_to_surface>`.
  15. Below is an example of how MeshDataTool may be used.
  16. .. tabs::
  17. .. code-tab:: gdscript
  18. var mesh = ArrayMesh.new()
  19. mesh.add_surface_from_arrays(Mesh.PRIMITIVE_TRIANGLES, BoxMesh.new().get_mesh_arrays())
  20. var mdt = MeshDataTool.new()
  21. mdt.create_from_surface(mesh, 0)
  22. for i in range(mdt.get_vertex_count()):
  23. var vertex = mdt.get_vertex(i)
  24. # In this example we extend the mesh by one unit, which results in separated faces as it is flat shaded.
  25. vertex += mdt.get_vertex_normal(i)
  26. # Save your change.
  27. mdt.set_vertex(i, vertex)
  28. mesh.surface_remove(0)
  29. mdt.commit_to_surface(mesh)
  30. var mi = MeshInstance.new()
  31. mi.mesh = mesh
  32. add_child(mi)
  33. .. code-tab:: csharp
  34. var mesh = new ArrayMesh();
  35. mesh.AddSurfaceFromArrays(Mesh.PrimitiveType.Triangles, new BoxMesh().GetMeshArrays());
  36. var mdt = new MeshDataTool();
  37. mdt.CreateFromSurface(mesh, 0);
  38. for (var i = 0; i < mdt.GetVertexCount(); i++)
  39. {
  40. Vector3 vertex = mdt.GetVertex(i);
  41. // In this example we extend the mesh by one unit, which results in separated faces as it is flat shaded.
  42. vertex += mdt.GetVertexNormal(i);
  43. // Save your change.
  44. mdt.SetVertex(i, vertex);
  45. }
  46. mesh.SurfaceRemove(0);
  47. mdt.CommitToSurface(mesh);
  48. var mi = new MeshInstance();
  49. mi.Mesh = mesh;
  50. AddChild(mi);
  51. See also :ref:`ArrayMesh<class_ArrayMesh>`, :ref:`ImmediateMesh<class_ImmediateMesh>` and :ref:`SurfaceTool<class_SurfaceTool>` for procedural geometry generation.
  52. \ **Note:** Godot uses clockwise `winding order <https://learnopengl.com/Advanced-OpenGL/Face-culling>`__ for front faces of triangle primitive modes.
  53. Methods
  54. -------
  55. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  56. | void | :ref:`clear<class_MeshDataTool_method_clear>` **(** **)** |
  57. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  58. | :ref:`Error<enum_@GlobalScope_Error>` | :ref:`commit_to_surface<class_MeshDataTool_method_commit_to_surface>` **(** :ref:`ArrayMesh<class_ArrayMesh>` mesh **)** |
  59. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  60. | :ref:`Error<enum_@GlobalScope_Error>` | :ref:`create_from_surface<class_MeshDataTool_method_create_from_surface>` **(** :ref:`ArrayMesh<class_ArrayMesh>` mesh, :ref:`int<class_int>` surface **)** |
  61. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  62. | :ref:`int<class_int>` | :ref:`get_edge_count<class_MeshDataTool_method_get_edge_count>` **(** **)** |const| |
  63. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  64. | :ref:`PackedInt32Array<class_PackedInt32Array>` | :ref:`get_edge_faces<class_MeshDataTool_method_get_edge_faces>` **(** :ref:`int<class_int>` idx **)** |const| |
  65. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  66. | :ref:`Variant<class_Variant>` | :ref:`get_edge_meta<class_MeshDataTool_method_get_edge_meta>` **(** :ref:`int<class_int>` idx **)** |const| |
  67. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  68. | :ref:`int<class_int>` | :ref:`get_edge_vertex<class_MeshDataTool_method_get_edge_vertex>` **(** :ref:`int<class_int>` idx, :ref:`int<class_int>` vertex **)** |const| |
  69. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  70. | :ref:`int<class_int>` | :ref:`get_face_count<class_MeshDataTool_method_get_face_count>` **(** **)** |const| |
  71. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  72. | :ref:`int<class_int>` | :ref:`get_face_edge<class_MeshDataTool_method_get_face_edge>` **(** :ref:`int<class_int>` idx, :ref:`int<class_int>` edge **)** |const| |
  73. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  74. | :ref:`Variant<class_Variant>` | :ref:`get_face_meta<class_MeshDataTool_method_get_face_meta>` **(** :ref:`int<class_int>` idx **)** |const| |
  75. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  76. | :ref:`Vector3<class_Vector3>` | :ref:`get_face_normal<class_MeshDataTool_method_get_face_normal>` **(** :ref:`int<class_int>` idx **)** |const| |
  77. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  78. | :ref:`int<class_int>` | :ref:`get_face_vertex<class_MeshDataTool_method_get_face_vertex>` **(** :ref:`int<class_int>` idx, :ref:`int<class_int>` vertex **)** |const| |
  79. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  80. | :ref:`int<class_int>` | :ref:`get_format<class_MeshDataTool_method_get_format>` **(** **)** |const| |
  81. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  82. | :ref:`Material<class_Material>` | :ref:`get_material<class_MeshDataTool_method_get_material>` **(** **)** |const| |
  83. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  84. | :ref:`Vector3<class_Vector3>` | :ref:`get_vertex<class_MeshDataTool_method_get_vertex>` **(** :ref:`int<class_int>` idx **)** |const| |
  85. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  86. | :ref:`PackedInt32Array<class_PackedInt32Array>` | :ref:`get_vertex_bones<class_MeshDataTool_method_get_vertex_bones>` **(** :ref:`int<class_int>` idx **)** |const| |
  87. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  88. | :ref:`Color<class_Color>` | :ref:`get_vertex_color<class_MeshDataTool_method_get_vertex_color>` **(** :ref:`int<class_int>` idx **)** |const| |
  89. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  90. | :ref:`int<class_int>` | :ref:`get_vertex_count<class_MeshDataTool_method_get_vertex_count>` **(** **)** |const| |
  91. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  92. | :ref:`PackedInt32Array<class_PackedInt32Array>` | :ref:`get_vertex_edges<class_MeshDataTool_method_get_vertex_edges>` **(** :ref:`int<class_int>` idx **)** |const| |
  93. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  94. | :ref:`PackedInt32Array<class_PackedInt32Array>` | :ref:`get_vertex_faces<class_MeshDataTool_method_get_vertex_faces>` **(** :ref:`int<class_int>` idx **)** |const| |
  95. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  96. | :ref:`Variant<class_Variant>` | :ref:`get_vertex_meta<class_MeshDataTool_method_get_vertex_meta>` **(** :ref:`int<class_int>` idx **)** |const| |
  97. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  98. | :ref:`Vector3<class_Vector3>` | :ref:`get_vertex_normal<class_MeshDataTool_method_get_vertex_normal>` **(** :ref:`int<class_int>` idx **)** |const| |
  99. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  100. | :ref:`Plane<class_Plane>` | :ref:`get_vertex_tangent<class_MeshDataTool_method_get_vertex_tangent>` **(** :ref:`int<class_int>` idx **)** |const| |
  101. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  102. | :ref:`Vector2<class_Vector2>` | :ref:`get_vertex_uv<class_MeshDataTool_method_get_vertex_uv>` **(** :ref:`int<class_int>` idx **)** |const| |
  103. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  104. | :ref:`Vector2<class_Vector2>` | :ref:`get_vertex_uv2<class_MeshDataTool_method_get_vertex_uv2>` **(** :ref:`int<class_int>` idx **)** |const| |
  105. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  106. | :ref:`PackedFloat32Array<class_PackedFloat32Array>` | :ref:`get_vertex_weights<class_MeshDataTool_method_get_vertex_weights>` **(** :ref:`int<class_int>` idx **)** |const| |
  107. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  108. | void | :ref:`set_edge_meta<class_MeshDataTool_method_set_edge_meta>` **(** :ref:`int<class_int>` idx, :ref:`Variant<class_Variant>` meta **)** |
  109. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  110. | void | :ref:`set_face_meta<class_MeshDataTool_method_set_face_meta>` **(** :ref:`int<class_int>` idx, :ref:`Variant<class_Variant>` meta **)** |
  111. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  112. | void | :ref:`set_material<class_MeshDataTool_method_set_material>` **(** :ref:`Material<class_Material>` material **)** |
  113. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  114. | void | :ref:`set_vertex<class_MeshDataTool_method_set_vertex>` **(** :ref:`int<class_int>` idx, :ref:`Vector3<class_Vector3>` vertex **)** |
  115. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  116. | void | :ref:`set_vertex_bones<class_MeshDataTool_method_set_vertex_bones>` **(** :ref:`int<class_int>` idx, :ref:`PackedInt32Array<class_PackedInt32Array>` bones **)** |
  117. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  118. | void | :ref:`set_vertex_color<class_MeshDataTool_method_set_vertex_color>` **(** :ref:`int<class_int>` idx, :ref:`Color<class_Color>` color **)** |
  119. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  120. | void | :ref:`set_vertex_meta<class_MeshDataTool_method_set_vertex_meta>` **(** :ref:`int<class_int>` idx, :ref:`Variant<class_Variant>` meta **)** |
  121. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  122. | void | :ref:`set_vertex_normal<class_MeshDataTool_method_set_vertex_normal>` **(** :ref:`int<class_int>` idx, :ref:`Vector3<class_Vector3>` normal **)** |
  123. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  124. | void | :ref:`set_vertex_tangent<class_MeshDataTool_method_set_vertex_tangent>` **(** :ref:`int<class_int>` idx, :ref:`Plane<class_Plane>` tangent **)** |
  125. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  126. | void | :ref:`set_vertex_uv<class_MeshDataTool_method_set_vertex_uv>` **(** :ref:`int<class_int>` idx, :ref:`Vector2<class_Vector2>` uv **)** |
  127. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  128. | void | :ref:`set_vertex_uv2<class_MeshDataTool_method_set_vertex_uv2>` **(** :ref:`int<class_int>` idx, :ref:`Vector2<class_Vector2>` uv2 **)** |
  129. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  130. | void | :ref:`set_vertex_weights<class_MeshDataTool_method_set_vertex_weights>` **(** :ref:`int<class_int>` idx, :ref:`PackedFloat32Array<class_PackedFloat32Array>` weights **)** |
  131. +-----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
  132. Method Descriptions
  133. -------------------
  134. .. _class_MeshDataTool_method_clear:
  135. - void **clear** **(** **)**
  136. Clears all data currently in MeshDataTool.
  137. ----
  138. .. _class_MeshDataTool_method_commit_to_surface:
  139. - :ref:`Error<enum_@GlobalScope_Error>` **commit_to_surface** **(** :ref:`ArrayMesh<class_ArrayMesh>` mesh **)**
  140. Adds a new surface to specified :ref:`Mesh<class_Mesh>` with edited data.
  141. ----
  142. .. _class_MeshDataTool_method_create_from_surface:
  143. - :ref:`Error<enum_@GlobalScope_Error>` **create_from_surface** **(** :ref:`ArrayMesh<class_ArrayMesh>` mesh, :ref:`int<class_int>` surface **)**
  144. Uses specified surface of given :ref:`Mesh<class_Mesh>` to populate data for MeshDataTool.
  145. Requires :ref:`Mesh<class_Mesh>` with primitive type :ref:`Mesh.PRIMITIVE_TRIANGLES<class_Mesh_constant_PRIMITIVE_TRIANGLES>`.
  146. ----
  147. .. _class_MeshDataTool_method_get_edge_count:
  148. - :ref:`int<class_int>` **get_edge_count** **(** **)** |const|
  149. Returns the number of edges in this :ref:`Mesh<class_Mesh>`.
  150. ----
  151. .. _class_MeshDataTool_method_get_edge_faces:
  152. - :ref:`PackedInt32Array<class_PackedInt32Array>` **get_edge_faces** **(** :ref:`int<class_int>` idx **)** |const|
  153. Returns array of faces that touch given edge.
  154. ----
  155. .. _class_MeshDataTool_method_get_edge_meta:
  156. - :ref:`Variant<class_Variant>` **get_edge_meta** **(** :ref:`int<class_int>` idx **)** |const|
  157. Returns meta information assigned to given edge.
  158. ----
  159. .. _class_MeshDataTool_method_get_edge_vertex:
  160. - :ref:`int<class_int>` **get_edge_vertex** **(** :ref:`int<class_int>` idx, :ref:`int<class_int>` vertex **)** |const|
  161. Returns index of specified vertex connected to given edge.
  162. Vertex argument can only be 0 or 1 because edges are comprised of two vertices.
  163. ----
  164. .. _class_MeshDataTool_method_get_face_count:
  165. - :ref:`int<class_int>` **get_face_count** **(** **)** |const|
  166. Returns the number of faces in this :ref:`Mesh<class_Mesh>`.
  167. ----
  168. .. _class_MeshDataTool_method_get_face_edge:
  169. - :ref:`int<class_int>` **get_face_edge** **(** :ref:`int<class_int>` idx, :ref:`int<class_int>` edge **)** |const|
  170. Returns specified edge associated with given face.
  171. Edge argument must be either 0, 1, or 2 because a face only has three edges.
  172. ----
  173. .. _class_MeshDataTool_method_get_face_meta:
  174. - :ref:`Variant<class_Variant>` **get_face_meta** **(** :ref:`int<class_int>` idx **)** |const|
  175. Returns the metadata associated with the given face.
  176. ----
  177. .. _class_MeshDataTool_method_get_face_normal:
  178. - :ref:`Vector3<class_Vector3>` **get_face_normal** **(** :ref:`int<class_int>` idx **)** |const|
  179. Calculates and returns the face normal of the given face.
  180. ----
  181. .. _class_MeshDataTool_method_get_face_vertex:
  182. - :ref:`int<class_int>` **get_face_vertex** **(** :ref:`int<class_int>` idx, :ref:`int<class_int>` vertex **)** |const|
  183. Returns the specified vertex of the given face.
  184. Vertex argument must be either 0, 1, or 2 because faces contain three vertices.
  185. ----
  186. .. _class_MeshDataTool_method_get_format:
  187. - :ref:`int<class_int>` **get_format** **(** **)** |const|
  188. Returns the :ref:`Mesh<class_Mesh>`'s format. Format is an integer made up of :ref:`Mesh<class_Mesh>` format flags combined together. For example, a mesh containing both vertices and normals would return a format of ``3`` because :ref:`Mesh.ARRAY_FORMAT_VERTEX<class_Mesh_constant_ARRAY_FORMAT_VERTEX>` is ``1`` and :ref:`Mesh.ARRAY_FORMAT_NORMAL<class_Mesh_constant_ARRAY_FORMAT_NORMAL>` is ``2``.
  189. See :ref:`ArrayFormat<enum_Mesh_ArrayFormat>` for a list of format flags.
  190. ----
  191. .. _class_MeshDataTool_method_get_material:
  192. - :ref:`Material<class_Material>` **get_material** **(** **)** |const|
  193. Returns the material assigned to the :ref:`Mesh<class_Mesh>`.
  194. ----
  195. .. _class_MeshDataTool_method_get_vertex:
  196. - :ref:`Vector3<class_Vector3>` **get_vertex** **(** :ref:`int<class_int>` idx **)** |const|
  197. Returns the vertex at given index.
  198. ----
  199. .. _class_MeshDataTool_method_get_vertex_bones:
  200. - :ref:`PackedInt32Array<class_PackedInt32Array>` **get_vertex_bones** **(** :ref:`int<class_int>` idx **)** |const|
  201. Returns the bones of the given vertex.
  202. ----
  203. .. _class_MeshDataTool_method_get_vertex_color:
  204. - :ref:`Color<class_Color>` **get_vertex_color** **(** :ref:`int<class_int>` idx **)** |const|
  205. Returns the color of the given vertex.
  206. ----
  207. .. _class_MeshDataTool_method_get_vertex_count:
  208. - :ref:`int<class_int>` **get_vertex_count** **(** **)** |const|
  209. Returns the total number of vertices in :ref:`Mesh<class_Mesh>`.
  210. ----
  211. .. _class_MeshDataTool_method_get_vertex_edges:
  212. - :ref:`PackedInt32Array<class_PackedInt32Array>` **get_vertex_edges** **(** :ref:`int<class_int>` idx **)** |const|
  213. Returns an array of edges that share the given vertex.
  214. ----
  215. .. _class_MeshDataTool_method_get_vertex_faces:
  216. - :ref:`PackedInt32Array<class_PackedInt32Array>` **get_vertex_faces** **(** :ref:`int<class_int>` idx **)** |const|
  217. Returns an array of faces that share the given vertex.
  218. ----
  219. .. _class_MeshDataTool_method_get_vertex_meta:
  220. - :ref:`Variant<class_Variant>` **get_vertex_meta** **(** :ref:`int<class_int>` idx **)** |const|
  221. Returns the metadata associated with the given vertex.
  222. ----
  223. .. _class_MeshDataTool_method_get_vertex_normal:
  224. - :ref:`Vector3<class_Vector3>` **get_vertex_normal** **(** :ref:`int<class_int>` idx **)** |const|
  225. Returns the normal of the given vertex.
  226. ----
  227. .. _class_MeshDataTool_method_get_vertex_tangent:
  228. - :ref:`Plane<class_Plane>` **get_vertex_tangent** **(** :ref:`int<class_int>` idx **)** |const|
  229. Returns the tangent of the given vertex.
  230. ----
  231. .. _class_MeshDataTool_method_get_vertex_uv:
  232. - :ref:`Vector2<class_Vector2>` **get_vertex_uv** **(** :ref:`int<class_int>` idx **)** |const|
  233. Returns the UV of the given vertex.
  234. ----
  235. .. _class_MeshDataTool_method_get_vertex_uv2:
  236. - :ref:`Vector2<class_Vector2>` **get_vertex_uv2** **(** :ref:`int<class_int>` idx **)** |const|
  237. Returns the UV2 of the given vertex.
  238. ----
  239. .. _class_MeshDataTool_method_get_vertex_weights:
  240. - :ref:`PackedFloat32Array<class_PackedFloat32Array>` **get_vertex_weights** **(** :ref:`int<class_int>` idx **)** |const|
  241. Returns bone weights of the given vertex.
  242. ----
  243. .. _class_MeshDataTool_method_set_edge_meta:
  244. - void **set_edge_meta** **(** :ref:`int<class_int>` idx, :ref:`Variant<class_Variant>` meta **)**
  245. Sets the metadata of the given edge.
  246. ----
  247. .. _class_MeshDataTool_method_set_face_meta:
  248. - void **set_face_meta** **(** :ref:`int<class_int>` idx, :ref:`Variant<class_Variant>` meta **)**
  249. Sets the metadata of the given face.
  250. ----
  251. .. _class_MeshDataTool_method_set_material:
  252. - void **set_material** **(** :ref:`Material<class_Material>` material **)**
  253. Sets the material to be used by newly-constructed :ref:`Mesh<class_Mesh>`.
  254. ----
  255. .. _class_MeshDataTool_method_set_vertex:
  256. - void **set_vertex** **(** :ref:`int<class_int>` idx, :ref:`Vector3<class_Vector3>` vertex **)**
  257. Sets the position of the given vertex.
  258. ----
  259. .. _class_MeshDataTool_method_set_vertex_bones:
  260. - void **set_vertex_bones** **(** :ref:`int<class_int>` idx, :ref:`PackedInt32Array<class_PackedInt32Array>` bones **)**
  261. Sets the bones of the given vertex.
  262. ----
  263. .. _class_MeshDataTool_method_set_vertex_color:
  264. - void **set_vertex_color** **(** :ref:`int<class_int>` idx, :ref:`Color<class_Color>` color **)**
  265. Sets the color of the given vertex.
  266. ----
  267. .. _class_MeshDataTool_method_set_vertex_meta:
  268. - void **set_vertex_meta** **(** :ref:`int<class_int>` idx, :ref:`Variant<class_Variant>` meta **)**
  269. Sets the metadata associated with the given vertex.
  270. ----
  271. .. _class_MeshDataTool_method_set_vertex_normal:
  272. - void **set_vertex_normal** **(** :ref:`int<class_int>` idx, :ref:`Vector3<class_Vector3>` normal **)**
  273. Sets the normal of the given vertex.
  274. ----
  275. .. _class_MeshDataTool_method_set_vertex_tangent:
  276. - void **set_vertex_tangent** **(** :ref:`int<class_int>` idx, :ref:`Plane<class_Plane>` tangent **)**
  277. Sets the tangent of the given vertex.
  278. ----
  279. .. _class_MeshDataTool_method_set_vertex_uv:
  280. - void **set_vertex_uv** **(** :ref:`int<class_int>` idx, :ref:`Vector2<class_Vector2>` uv **)**
  281. Sets the UV of the given vertex.
  282. ----
  283. .. _class_MeshDataTool_method_set_vertex_uv2:
  284. - void **set_vertex_uv2** **(** :ref:`int<class_int>` idx, :ref:`Vector2<class_Vector2>` uv2 **)**
  285. Sets the UV2 of the given vertex.
  286. ----
  287. .. _class_MeshDataTool_method_set_vertex_weights:
  288. - void **set_vertex_weights** **(** :ref:`int<class_int>` idx, :ref:`PackedFloat32Array<class_PackedFloat32Array>` weights **)**
  289. Sets the bone weights of the given vertex.
  290. .. |virtual| replace:: :abbr:`virtual (This method should typically be overridden by the user to have any effect.)`
  291. .. |const| replace:: :abbr:`const (This method has no side effects. It doesn't modify any of the instance's member variables.)`
  292. .. |vararg| replace:: :abbr:`vararg (This method accepts any number of arguments after the ones described here.)`
  293. .. |constructor| replace:: :abbr:`constructor (This method is used to construct a type.)`
  294. .. |static| replace:: :abbr:`static (This method doesn't need an instance to be called, so it can be called directly using the class name.)`
  295. .. |operator| replace:: :abbr:`operator (This method describes a valid operator to use with this type as left-hand operand.)`