Update Files

leenkx/blender/lnx/logicnode/transform/LN_look_at.py

@@ -0,0 +1,47 @@
+from lnx.logicnode.lnx_nodes import *
+
+class LookAtNode(LnxLogicTreeNode):
+    """Returns *a* rotation that makes something look away from X,Y or Z, and instead look in the 'from->to' direction"""
+    bl_idname = 'LNLookAtNode'
+    bl_label = 'Look At'
+    lnx_section = 'rotation'
+    lnx_version = 2
+
+    property0: HaxeEnumProperty(
+        'property0',
+        items = [('X', ' X', 'X'),
+                 ('-X', '-X', '-X'),
+                 ('Y', ' Y', 'Y'),
+                 ('-Y', '-Y', '-Y'),
+                 ('Z', ' Z', 'Z'),
+                 ('-Z', '-Z', '-Z')],
+        name='With', default='Z')
+
+    def lnx_init(self, context):
+        self.add_input('LnxVectorSocket', 'From Location')
+        self.add_input('LnxVectorSocket', 'To Location')
+
+        self.add_output('LnxRotationSocket', 'Rotation')
+
+        
+    def draw_buttons(self, context, layout):
+        layout.prop(self, 'property0')
+
+
+    def get_replacement_node(self, node_tree: bpy.types.NodeTree):
+        if self.lnx_version not in (0, 1):
+            raise LookupError()
+
+        
+        # transition from version 1 to version 2: make rotations their own sockets
+        # this transition is a mess, I know.    
+        newself = self.id_data.nodes.new('LNLookAtNode')
+        converter = self.id_data.nodes.new('LNSeparateRotationNode')
+        self.id_data.links.new(newself.outputs[0], converter.inputs[0])
+        converter.property0 = 'EulerAngles'
+        converter.property1 = 'Rad'
+        converter.property2 = 'XZY'
+        for link in self.outputs[0].links:
+            self.id_data.links.new(converter.outputs[0], link.to_socket)
+
+        return [newself, converter]