Blender tool for exporting

AssetSources/Meshes/UnrealExporter.py

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+import bpy
+import os
+from bpy.props import (StringProperty, PointerProperty, EnumProperty, BoolProperty)
+from bpy.types import (Panel, Operator, AddonPreferences, PropertyGroup)
+
+bl_info = \
+    {
+        "name": "Unreal Exporter",
+        "author": "Bozarre",
+        "version": (1, 0, 0),
+        "blender": (4, 2, 0),
+        "location": "View 3D > Object Mode > Unreal Exporter",
+        "description":
+            "Bartch exporter for Unreal Engine",
+        "warning": "",
+        "wiki_url": "",
+        "tracker_url": "",
+        "category": "Exporter",
+    }
+
+
+class UEExporterSettings(PropertyGroup):
+
+    path : StringProperty(
+        #name="",
+        description="Path to Directory (empty means same as curren file)",
+        default="//",
+        maxlen=1024,
+        subtype='FILE_PATH')
+            
+    source_collection : StringProperty(
+        description="Collection name (collisions don't have to be in the same collection",
+        default="Export",
+        maxlen=1024)
+        
+    collisions: BoolProperty(
+        name="Export Collisions",
+        description="Whether to export the collision shapes",
+        default = True
+        )
+        
+    local_origin: BoolProperty(
+        name="Export Origin",
+        description="Whether to use the objects origin as the export origin",
+        default = False
+        )
+
+class VIEW3D_PT_PanelExportAll(bpy.types.Panel):
+    bl_label = "Export Selected"
+    bl_space_type = "VIEW_3D"
+    bl_region_type = "UI"
+    bl_category = "UE Exporter"
+    bl_context = "objectmode"
+
+    def draw(self, context):
+        layout = self.layout
+        scn = context.scene
+        layout.label(text="Export Path Location:")
+        layout.prop(scn.ue_exporter, "path", text="")
+        layout.label(text="Collection to export")
+        layout.prop(scn.ue_exporter, "source_collection", text="")
+        layout.prop(scn.ue_exporter, "local_origin", text="  Export Origin")
+        layout.prop(scn.ue_exporter, "collisions", text="  Export Collisions")
+        layout.operator("ue_exporter_obs.separate_export", text='Export Seperate', icon='TRIA_RIGHT')
+        layout.operator("ue_exporter_obs.combine_export", text='Export Combined', icon='TRIA_RIGHT')
+
+
+class OBJECT_OT_SeparateExport(bpy.types.Operator):
+    bl_idname = "ue_exporter_obs.separate_export"
+    bl_label = "Export Selected"
+    bl_options = {"UNDO"}
+
+    def execute(self, context):
+        return {'FINISHED'}
+
+    def invoke(self, context, event):
+        SeparateExport(context.scene.ue_exporter.path)
+        self.report({'INFO'}, 'Exported')
+        return {'FINISHED'}
+    
+class OBJECT_OT_CombineExport(bpy.types.Operator):
+    bl_idname = "ue_exporter_obs.combine_export"
+    bl_label = "Export Selected"
+    bl_options = {"UNDO"}
+
+    def execute(self, context):
+        return {'FINISHED'}
+    
+    def invoke(self, context, event):
+        CombineExport(context.scene.ue_exporter.path)
+        self.report({'INFO'}, 'Exported')
+        return {'FINISHED'}
+
+def SeparateExport(exportFolder):
+    objects = bpy.data.collections[bpy.context.scene.ue_exporter.source_collection].all_objects
+    #for some absurd logic it works only if objects comes from the selection, no time to explain...
+    for object in objects:
+        object.select_set(True)
+    objects = bpy.context.selected_objects 
+    bpy.ops.object.select_all(action='DESELECT')  
+    for object in objects:
+        object.select_set(True)
+        if object.type not in ['MESH']:
+            continue
+        exportName = bpy.path.abspath(exportFolder) + object.name + '.fbx'
+        bpy.ops.export_scene.fbx(filepath=exportName, use_selection=True, mesh_smooth_type='FACE')
+        object.select_set(False)       
+
+def CombineExport(exportFolder):
+    objects = bpy.data.collections[bpy.context.scene.ue_exporter.source_collection].all_objects
+    #for some absurd logic it works only if objects comes from the selection, no time to explain...
+    for object in objects:
+        object.select_set(True)
+    bpy.ops.object.select_all(action='DESELECT')
+    isOrigin = bpy.context.scene.ue_exporter.local_origin 
+    origLocs = []
+        
+    for object in objects:
+        object.select_set(True)
+        if isOrigin:
+            origLocs.append(object.location.copy())
+            object.location = (0.0,0.0,0.0)
+        object.name = object.name
+
+    exportName = exportFolder + bpy.context.active_object.name + '.fbx'
+    bpy.ops.export_scene.fbx(filepath=exportName, use_selection=True, mesh_smooth_type='FACE')
+    
+    for object in objects:  
+        if isOrigin:
+            object.location = origLocs.pop(0)
+
+classes = (
+    VIEW3D_PT_PanelExportAll,
+    OBJECT_OT_SeparateExport,
+    OBJECT_OT_CombineExport,
+    UEExporterSettings
+)
+
+def register():
+    for c in classes:
+        bpy.utils.register_class(c)
+    bpy.types.Scene.ue_exporter = bpy.props.PointerProperty(type=UEExporterSettings)
+
+
+def unregister():
+    for c in reversed(classes):
+        bpy.utils.unregister_class(c)
+    del bpy.types.Scene.ue_exporter
+
+
+if __name__ == "__main__":
+    register()