98 lines
2.8 KiB
Python
98 lines
2.8 KiB
Python
# ##### BEGIN GPL LICENSE BLOCK #####
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# ##### END GPL LICENSE BLOCK #####
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import bpy
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def geometry_node_group_empty_new():
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group = bpy.data.node_groups.new("Geometry Nodes", 'GeometryNodeTree')
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group.inputs.new('NodeSocketGeometry', "Geometry")
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group.outputs.new('NodeSocketGeometry', "Geometry")
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input_node = group.nodes.new('NodeGroupInput')
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output_node = group.nodes.new('NodeGroupOutput')
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output_node.is_active_output = True
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input_node.select = False
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output_node.select = False
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input_node.location.x = -200 - input_node.width
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output_node.location.x = 200
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group.links.new(output_node.inputs[0], input_node.outputs[0])
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return group
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def geometry_modifier_poll(context) -> bool:
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ob = context.object
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# Test object support for geometry node modifier (No volume, curve, or hair object support yet)
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if not ob or ob.type not in {'MESH', 'POINTCLOUD'}:
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return False
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return True
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class NewGeometryNodesModifier(bpy.types.Operator):
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"""Create a new modifier with a new geometry node group"""
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bl_idname = "node.new_geometry_nodes_modifier"
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bl_label = "New Geometry Node Modifier"
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bl_options = {'REGISTER', 'UNDO'}
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@classmethod
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def poll(cls, context):
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return geometry_modifier_poll(context)
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def execute(self, context):
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modifier = context.object.modifiers.new("GeometryNodes", "NODES")
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if not modifier:
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return {'CANCELLED'}
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return {'FINISHED'}
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class NewGeometryNodeTreeAssign(bpy.types.Operator):
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"""Create a new geometry node group and assign it to the active modifier"""
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bl_idname = "node.new_geometry_node_group_assign"
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bl_label = "Assign New Geometry Node Group"
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bl_options = {'REGISTER', 'UNDO'}
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@classmethod
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def poll(cls, context):
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return geometry_modifier_poll(context)
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def execute(self, context):
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modifier = context.object.modifiers.active
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if not modifier:
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return {'CANCELLED'}
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group = geometry_node_group_empty_new()
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modifier.node_group = group
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return {'FINISHED'}
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classes = (
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NewGeometryNodesModifier,
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NewGeometryNodeTreeAssign,
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)
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