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--- blender:python:addonnotes:start [2022/02/15 22:00]
dwheele
+++ blender:python:addonnotes:start [2022/02/19 18:19] (current)
dwheele [Blender Python Addon Notes]
@@ Line 1: / Line 1: @@
 ====== Blender Python Addon Notes ======
   * [[..start|Full Blender Python notes]]
+  * [[https://b3d.interplanety.org/en/working-with-uv-maps-through-the-blender-api/|Info about UV Meshes]]
 Doing research to make a panel to control Baking Texture assignments.
@@ Line 119: / Line 120: @@
 mesh.from_pydata(verts, edges, faces) # actually makes the mesh
 </code>
+===== Blender member variables =====
+^BL Variable^Example^Description^
+|bl_context|uv|The context in which the panel belongs to|
+|bl_idname|VIEW3D_PT_test_1|Name of the object. Unique identifier for buttons and menu items to reference.. If this is set, the panel gets a custom ID, otherwise it takes the name of the class used to define the panel. For example, if the class name is “OBJECT_PT_hello”, and bl_idname is not set by the script, then bl_idname = “OBJECT_PT_hello”|
+|bl_label|Panel One|Display name in the interface. Name of the object, shows up in a menu. The panel label, shows up in the panel header at the right of the triangle used to collapse the panel|
+|bl_space_type|VIEW_3D|The space the panel will be used in. enum in [‘EMPTY’, ‘VIEW_3D’, ‘IMAGE_EDITOR’, ‘NODE_EDITOR’, ‘SEQUENCE_EDITOR’, ‘CLIP_EDITOR’, ‘DOPESHEET_EDITOR’, ‘GRAPH_EDITOR’, ‘NLA_EDITOR’, ‘TEXT_EDITOR’, ‘CONSOLE’, ‘INFO’, ‘TOPBAR’, ‘STATUSBAR’, ‘OUTLINER’, ‘PROPERTIES’, ‘FILE_BROWSER’, ‘SPREADSHEET’, ‘PREFERENCES’], default ‘EMPTY’|
+|bl_region_type|UI|The region where the panel is going to be used in. enum in [‘WINDOW’, ‘HEADER’, ‘CHANNELS’, ‘TEMPORARY’, ‘UI’, ‘TOOLS’, ‘TOOL_PROPS’, ‘PREVIEW’, ‘HUD’, ‘NAVIGATION_BAR’, ‘EXECUTE’, ‘FOOTER’, ‘TOOL_HEADER’, ‘XR’], default ‘WINDOW’|
+|bl_category|Tool|The category (tab) in which the panel will be displayed, when applicable. Leave blank if panel doesn't have tabs.|
+|bl_options|DEFAULT_CLOSED|One of DEFAULT_CLOSED, HIDE_HEADER, INSTANCED, HEADER_LAYOUT_EXPAND - Formatting for this panel, set to <nowiki>{'REGISTER', 'UNDO'}</nowiki> to enable undo|
+|bl_region_type|WINDOW|enum in [‘WINDOW’, ‘HEADER’, ‘CHANNELS’, ‘TEMPORARY’, ‘UI’, ‘TOOLS’, ‘TOOL_PROPS’, ‘PREVIEW’, ‘HUD’, ‘NAVIGATION_BAR’, ‘EXECUTE’, ‘FOOTER’, ‘TOOL_HEADER’, ‘XR’], default ‘WINDOW’|
 ===== register, unregister =====
@@ Line 137: / Line 151: @@
 but when run **from the Blender Python text editor**, the class doesn't have any name space, so you have to find it first.
+Note that "Panel" needs to be the type that this class is, one of Panel, UIList, Menu, Header, Operator, KeyingSetInfo, RenderEngine.
 <code python>
@@ Line 147: / Line 163: @@
 ^Variable^Description^
-|__name__|Contains "__main__" if run from the Blender text editor, otherwise, it contains the Python class which calls this|
+|<nowiki>__name__</nowiki>|Contains "<nowiki>__main__</nowiki>" if run from the Blender text editor, otherwise, it contains the Python class which calls this|
 So we include this at the end of a Python script so that when running inside of Blender, it registers this class. Otherwise it doesn't need to, because the Script runner takes care of this. 2/15/2022

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