Blender/addons/Mesh Outline Projector/__init__.py

@@ -499,6 +499,16 @@ class MESH_OT_outline_project(bpy.types.Operator):
     bl_label = "Project Outline"
     bl_options = {'REGISTER', 'UNDO'}
     
+    dissolve_angle: bpy.props.FloatProperty(
+        name="Dissolve Angle",
+        description="Angle threshold for Limit Dissolve (degrees)",
+        default=0.04,
+        min=0.0,
+        max=180.0,
+        step=1,
+        precision=3
+    )
+    
     @classmethod
     def poll(cls, context):
         return (context.active_object is not None and 
@@ -528,6 +538,29 @@ class MESH_OT_outline_project(bpy.types.Operator):
         original_mode = context.mode
         print(f"Original mode: {original_mode}")
         
+        # MESH CLEANUP: Remove previous knife cuts
+        print(f"\nCleaning up target mesh...")
+        print(f"Dissolve angle: {self.dissolve_angle} degrees")
+        
+        # Switch to edit mode for cleanup operations
+        bpy.context.view_layer.objects.active = target_obj
+        bpy.ops.object.mode_set(mode='EDIT')
+        
+        # Select all faces
+        bpy.ops.mesh.select_all(action='SELECT')
+        
+        # Run Limit Dissolve to remove unnecessary edges
+        bpy.ops.mesh.dissolve_limited(angle_limit=self.dissolve_angle * 3.14159 / 180.0)
+        print(f"✓ Ran Limit Dissolve")
+        
+        # Convert quads to tris
+        bpy.ops.mesh.quads_convert_to_tris()
+        print(f"✓ Converted quads to tris")
+        
+        # Return to object mode
+        bpy.ops.object.mode_set(mode='OBJECT')
+        print(f"Mesh cleanup complete")
+        
         # RESET TARGET MATERIALS ONCE (not per source object)
         print(f"\nResetting target materials...")
         print(f"Target currently has {len(target_obj.material_slots)} material slot(s)")
@@ -597,6 +630,7 @@ class VIEW3D_PT_outline_project(bpy.types.Panel):
         layout.label(text="Project Outline:")
         layout.label(text="1. Select source objects", icon='RESTRICT_SELECT_OFF')
         layout.label(text="2. Active = target mesh", icon='OBJECT_DATA')
+        layout.label(text="3. Press Numpad 7 (top view)", icon='CAMERA_DATA')
         
         row = layout.row()
         row.scale_y = 1.5