add servoanim export operator

addon/__init__.py

@@ -6,6 +6,7 @@
 from .ui.menu_panel import MenuPanel
 from .ops.json_export import JsonExport
 from .ops.arduino_export import ArduinoExport
+from .ops.servoanim_export import ServoanimExport
 from .ops.stop_live_mode import StopLiveMode
 from .ops.install_dependencies import InstallDependencies
 from .ops.start_live_mode import StartLiveMode
@@ -32,6 +33,7 @@
     MenuPanel,
     ArduinoExport,
     JsonExport,
+    ServoanimExport,
     StopLiveMode,
     StartLiveMode,
     InstallDependencies,
@@ -42,6 +44,7 @@
 def menu_func_export(self, _):
     self.layout.operator(ArduinoExport.bl_idname)
     self.layout.operator(JsonExport.bl_idname)
+    self.layout.operator(ServoanimExport.bl_idname)
 
 
 def menu_func_timeline(self, _):

addon/ops/servoanim_export.py

@@ -0,0 +1,36 @@
+import bpy
+
+from bpy.types import Operator
+from bpy_extras.io_utils import ExportHelper
+from .base_export import BaseExport
+
+
+class ServoanimExport(Operator, BaseExport, ExportHelper):
+    bl_idname = "export_anim.servo_positions_servoanim"
+    bl_label = "Animation Servo Positions (.servoanim)"
+    bl_description = "Save an SD card optimized file with servo position values of the active armature"
+
+    filename_ext = ".servoanim"
+
+    filter_glob: bpy.props.StringProperty(
+        default="*.servoanim",
+        options={'HIDDEN'},
+        maxlen=255
+    )
+
+    def export(self, positions, context):
+        fps, frames, seconds = self.get_time_meta(context.scene)
+        positions_keys = list(positions.keys())
+        ids = ",".join(str(x) for x in positions_keys)
+
+        content = f"fps:{fps} frames:{frames} seconds:{seconds} ids:{ids}\n\n"
+
+        for frame in range(frames):
+            for servo_id in range(255):
+                if servo_id not in positions:
+                    continue
+                pos = positions[servo_id][frame]
+                content += str(pos) + " "
+            content = content[:-1] + "\n"
+
+        return content

addon/ui/menu_panel.py

@@ -1,6 +1,7 @@
 from bpy.types import Panel
 from ..ops.json_export import JsonExport
 from ..ops.arduino_export import ArduinoExport
+from ..ops.servoanim_export import ServoanimExport
 from ..ops.stop_live_mode import StopLiveMode
 from ..ops.install_dependencies import InstallDependencies
 from ..ops.start_live_mode import StartLiveMode
@@ -31,6 +32,7 @@ def draw(self, context):
         row = col.row(align=True)
         row.operator(ArduinoExport.bl_idname, text="Arduino (.h)")
         row.operator(JsonExport.bl_idname, text="JSON (.json)")
+        row.operator(ServoanimExport.bl_idname, text="Servoanim (.servoanim)")
 
     @classmethod
     def draw_live_mode(cls, context, layout, col):

examples/IK/ik.servoanim

@@ -0,0 +1,102 @@
+fps:30 frames:100 seconds:3 ids:0,1
+
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