Fix #4 export transformation to AE with export helper

1.8.8

- added: Add `export transformation to AE` in export menu:
 - export camera
 - export objects transformation
 - export exposition (object, GPencil keys, etc)

CHANGELOG.md

@@ -14,6 +14,13 @@ Activate / deactivate layer opacity according to prefix
 Activate / deactivate all masks using MA layers
 -->
 
+1.8.8
+
+- added: Add `export transformation to AE` in export menu:
+ - export camera
+ - export objects transformation 
+ - export exposition (object, GPencil keys, etc)
+
 1.8.7
 
 - changed: Layer `channel_colors` have _value component_ clamped to 0.65 when transfered to compo node to limit color flashyness (eye care update)

OP_export_to_ae.py

@@ -154,16 +154,12 @@ def export_ae_transforms(directory, selection=None, camera=None, exposition=True
                 rig_transforms = [tuple(round(x, 5) for v in b.matrix for x in v) for b in item.id_data.pose.bones]
                 is_animated = rig_transforms != animation.get(name)
                 animation[name] = rig_transforms
-            elif isinstance(item, bpy.types.GreasePencil):
+            elif item.type == 'GPENCIL': # isinstance(item.data, bpy.types.GreasePencil):
+                name = item.name
                 co_3d = item.matrix_world.to_translation()
-                ## Check if there is keys on any layer
+                ## Check if there is a GP-scene at scene-frame (i) on any visible layer
-                is_animated = False
+                is_animated = i in [f.frame_number for l in item.data.layers for f in l.frames if not l.hide]
-                ## append with is_animated flag to True
+                animation[name] = co_3d
-                for l in item.data.layers:
-                    is_animated = next((True for f in l.frames if l.frame_number == i), False)
-                    if is_animated:
-                        break
-
             else:
                 name = item.name
                 co_3d = item.matrix_world.to_translation()
@@ -235,11 +231,6 @@ class GPEXP_OT_export_anim_to_ae(bpy.types.Operator, ExportHelper):
         description="Export only objects from the active collection (and its children)",
         default=False,
     )
-    # collection: StringProperty(
-    #     name="Source Collection",
-    #     description="Export only objects from this collection (and its children)",
-    #     default="",
-    # )
     object_types: EnumProperty(
         name="Object Types",
         options={'ENUM_FLAG'},
@@ -257,18 +248,13 @@ class GPEXP_OT_export_anim_to_ae(bpy.types.Operator, ExportHelper):
     exposition: BoolProperty(
         name='Exposition',
         description='Export the exposition of the keys',
-        default=False
-    )
-    use_grease_pencil_keys: BoolProperty(
-        name='Grease Pencil Keys',
-        description='Consider grease pencil keys for animated exposition',
-        default=True
-    )
-    use_object_keys: BoolProperty(
-        name='Object Keys',
-        description='Consider object transform keys for animated exposition',
         default=True
     )
+    # use_object_keys: BoolProperty(
+    #     name='Object Keys',
+    #     description='Consider object transform keys for animated exposition',
+    #     default=True
+    # )
     use_active_camera: BoolProperty(
         name='Active Camera',
         description='Export active camera keys',
@@ -276,7 +262,6 @@ class GPEXP_OT_export_anim_to_ae(bpy.types.Operator, ExportHelper):
     )
     data_lang: EnumProperty(
         name="AE Language",
-        # options={'ENUM_FLAG'},
         items=(('FR', "Français", ""),
                ('EN', "Anglais", ""),
                ),
@@ -293,6 +278,13 @@ class GPEXP_OT_export_anim_to_ae(bpy.types.Operator, ExportHelper):
         default={'txt'},
     )
 
+    # def invoke(self, context, event):
+    #     if event.ctrl:
+    #         print('copy individual') # or separate operators
+    #
+    #         return {'FINISHED'}
+    #     return super().invoke(context, event)
+
     # prefix ? (ensure file is prefixed at export), but weird in the the context of an export field
 
     def draw(self, context):
@@ -313,19 +305,25 @@ class GPEXP_OT_export_anim_to_ae(bpy.types.Operator, ExportHelper):
                              object_types=self.object_types
                              )
 
-        for o in objects_selection:
-            print(o.name)
-        # return {"FINISHED"}
-
         ## Find directory
         output_path = Path(self.filepath)
         if not output_path.is_dir():
             output_path = output_path.parent
     
-        print('output_path: ', output_path)
+        print('Output directory: ', output_path)
+        
         cam = None
         if self.use_active_camera and context.scene.camera:
             cam = context.scene.camera
+        
+        if cam and cam in objects_selection:
+            ## Remove active camera from objects
+            objects_selection.pop(objects_selection.index(cam))
+
+        print('Export AE transform from objects:')
+        for o in objects_selection:
+            print('- ', o.name)
+
         export_ae_transforms(directory=output_path,
                              selection=objects_selection,
                              camera=cam,
@@ -334,11 +332,10 @@ class GPEXP_OT_export_anim_to_ae(bpy.types.Operator, ExportHelper):
                              fr=self.data_lang == 'FR',
                              export_format=self.file_format)
 
-        self.report({'INFO'}, f'File saved here: {self.filepath}')
+        self.report({'INFO'}, f'File(s) saved in folder: {output_path}')
         return {"FINISHED"}
 
 
-
 def get_object_selection(use_selection=False, use_visible=False, use_active_collection=False, object_types=None):
     context = bpy.context
     ## determine selection based on filters4
@@ -383,10 +380,11 @@ def get_object_selection(use_selection=False, use_visible=False, use_active_coll
 
 
 def export_main(layout, operator, is_file_browser):
-    layout.prop(operator, 'exposition')
+    col = layout.column()
-    layout.prop(operator, 'use_grease_pencil_keys')
+    col.prop(operator, 'exposition')
-    layout.prop(operator, 'use_object_keys')
+    # col.prop(operator, 'use_grease_pencil_keys')
-    layout.prop(operator, 'use_active_camera')
+    # col.prop(operator, 'use_object_keys')
+    col.prop(operator, 'use_active_camera')
 
     ## Format (language and file)
     layout.prop(operator, 'data_lang', expand=True)
@@ -628,14 +626,14 @@ class GPEXP_PT_extra_gprender_func(bpy.types.Panel):
         col.operator("gp.export_keys_to_ae")
         col.operator("gp.export_cam_keys_to_ae")
 
-
-
 # def overcan_shift_fix_ui(self, context):
 #     layout = self.layout
 #     layout.operator("gp.fix_overscan_shift")
 
 def export_ae_anim_menu(self, context):
-    self.layout.operator('gp.export_anim_to_ae', text='After Effects Keyframe Data (.txt|.json)')
+    row = self.layout.row(align=False)
+    row.operator('gp.export_anim_to_ae', text='After Effects Keyframe Data (.txt/.json)')
+    # row.operator('gp.export_anim_to_ae', text='', icon='COPYDOWN')
 
 
 classes=(

__init__.py

@@ -2,7 +2,7 @@ bl_info = {
     "name": "GP Render",
     "description": "Organise export of gp layers through compositor output",
     "author": "Samuel Bernou",
-    "version": (1, 8, 7),
+    "version": (1, 8, 8),
     "blender": (3, 0, 0),
     "location": "View3D",
     "warning": "",