nan
988332548e
- Implemented a comprehensive test suite for the clipboard image module, covering various functionalities including operator registration, context handling, and image processing. - Created a new mesh plane asset with customizable parameters and integrated it into the geometry node system. - Developed a validation script to ensure the correct behavior of the mesh plane asset, including input handling and output verification.
252 lines
11 KiB
Python
252 lines
11 KiB
Python
import bpy
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MESH_PLANE_GROUP_NAME = "O Mesh Plane"
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def new_socket(interface, name, in_out, socket_type, parent=None):
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socket = interface.new_socket(
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name=name,
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in_out=in_out,
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socket_type=socket_type,
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parent=parent,
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)
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if in_out == "INPUT" and hasattr(socket, "structure_type"):
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socket.structure_type = "SINGLE"
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return socket
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def new_group_input(nodes, location, visible_names):
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node = nodes.new("NodeGroupInput")
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node.location = location
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visible = set(visible_names)
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for output in node.outputs:
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output.hide = output.name not in visible
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return node
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def build_mesh_plane_group():
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group = bpy.data.node_groups.new(MESH_PLANE_GROUP_NAME, "GeometryNodeTree")
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group.is_modifier = True
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interface = group.interface
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geometry = new_socket(interface, "Geometry", "INPUT", "NodeSocketGeometry")
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geometry.structure_type = "SINGLE"
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subdivide = new_socket(interface, "Subdivide", "INPUT", "NodeSocketInt")
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subdivide.default_value = 0
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subdivide.min_value = 0
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subdivide.max_value = 10
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thickness = new_socket(interface, "Thickness", "INPUT", "NodeSocketFloat")
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thickness.default_value = 0.0
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thickness.min_value = 0.0
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thickness.max_value = 10000.0
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thickness.subtype = "DISTANCE"
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data_panel = interface.new_panel(name="Data", default_closed=True)
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material = new_socket(
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interface,
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"Material",
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"INPUT",
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"NodeSocketMaterial",
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parent=data_panel,
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)
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material.hide_in_modifier = True
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new_socket(interface, "Geometry", "OUTPUT", "NodeSocketGeometry")
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nodes = group.nodes
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links = group.links
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geometry_input = new_group_input(nodes, (-1800.0, 500.0), {"Geometry"})
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subdivide_input = new_group_input(nodes, (-1800.0, 0.0), {"Subdivide"})
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thickness_input = new_group_input(nodes, (100.0, -250.0), {"Thickness"})
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material_input = new_group_input(nodes, (900.0, 0.0), {"Material"})
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output = nodes.new("NodeGroupOutput")
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output.location = (1350.0, 500.0)
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bounds = nodes.new("GeometryNodeBoundBox")
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bounds.location = (-1600.0, 500.0)
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links.new(geometry_input.outputs["Geometry"], bounds.inputs["Geometry"])
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dimensions = nodes.new("ShaderNodeVectorMath")
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dimensions.operation = "SUBTRACT"
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dimensions.location = (-1400.0, 500.0)
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links.new(bounds.outputs["Max"], dimensions.inputs[0])
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links.new(bounds.outputs["Min"], dimensions.inputs[1])
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separate_dimensions = nodes.new("ShaderNodeSeparateXYZ")
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separate_dimensions.location = (-1200.0, 500.0)
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links.new(dimensions.outputs["Vector"], separate_dimensions.inputs[0])
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short_segments = nodes.new("ShaderNodeMath")
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short_segments.operation = "POWER"
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short_segments.inputs[0].default_value = 2.0
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short_segments.location = (-1400.0, 0.0)
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links.new(subdivide_input.outputs["Subdivide"], short_segments.inputs[1])
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vertex_counts = []
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for index, (axis, other_axis) in enumerate((("X", "Y"), ("Y", "X"))):
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y = 300.0 - index * 300.0
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ratio = nodes.new("ShaderNodeMath")
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ratio.operation = "DIVIDE"
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ratio.location = (-1000.0, y)
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links.new(separate_dimensions.outputs[axis], ratio.inputs[0])
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links.new(separate_dimensions.outputs[other_axis], ratio.inputs[1])
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at_least_one = nodes.new("ShaderNodeMath")
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at_least_one.operation = "MAXIMUM"
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at_least_one.inputs[1].default_value = 1.0
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at_least_one.location = (-800.0, y)
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links.new(ratio.outputs[0], at_least_one.inputs[0])
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scaled_segments = nodes.new("ShaderNodeMath")
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scaled_segments.operation = "MULTIPLY"
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scaled_segments.location = (-600.0, y)
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links.new(short_segments.outputs[0], scaled_segments.inputs[0])
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links.new(at_least_one.outputs[0], scaled_segments.inputs[1])
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rounded_segments = nodes.new("ShaderNodeMath")
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rounded_segments.operation = "ROUND"
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rounded_segments.location = (-400.0, y)
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links.new(scaled_segments.outputs[0], rounded_segments.inputs[0])
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vertices = nodes.new("ShaderNodeMath")
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vertices.operation = "ADD"
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vertices.inputs[1].default_value = 1.0
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vertices.location = (-200.0, y)
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links.new(rounded_segments.outputs[0], vertices.inputs[0])
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vertex_counts.append(vertices.outputs[0])
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grid = nodes.new("GeometryNodeMeshGrid")
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grid.location = (50.0, 500.0)
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links.new(separate_dimensions.outputs["X"], grid.inputs["Size X"])
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links.new(separate_dimensions.outputs["Y"], grid.inputs["Size Y"])
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links.new(vertex_counts[0], grid.inputs["Vertices X"])
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links.new(vertex_counts[1], grid.inputs["Vertices Y"])
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position = nodes.new("GeometryNodeInputPosition")
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position.location = (-200.0, 900.0)
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separate_position = nodes.new("ShaderNodeSeparateXYZ")
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separate_position.location = (0.0, 900.0)
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links.new(position.outputs["Position"], separate_position.inputs[0])
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uv_components = []
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for index, axis in enumerate(("X", "Y")):
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y = 900.0 - index * 180.0
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normalize = nodes.new("ShaderNodeMath")
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normalize.operation = "DIVIDE"
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normalize.location = (200.0, y)
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links.new(separate_position.outputs[axis], normalize.inputs[0])
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links.new(separate_dimensions.outputs[axis], normalize.inputs[1])
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offset_uv = nodes.new("ShaderNodeMath")
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offset_uv.operation = "ADD"
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offset_uv.inputs[1].default_value = 0.5
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offset_uv.location = (400.0, y)
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links.new(normalize.outputs[0], offset_uv.inputs[0])
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uv_components.append(offset_uv.outputs[0])
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uv_coordinates = nodes.new("ShaderNodeCombineXYZ")
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uv_coordinates.location = (600.0, 800.0)
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links.new(uv_components[0], uv_coordinates.inputs["X"])
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links.new(uv_components[1], uv_coordinates.inputs["Y"])
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store_grid_uv = nodes.new("GeometryNodeStoreNamedAttribute")
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store_grid_uv.data_type = "FLOAT2"
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store_grid_uv.domain = "CORNER"
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store_grid_uv.inputs["Name"].default_value = "UVMap"
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store_grid_uv.location = (250.0, 500.0)
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links.new(grid.outputs["Mesh"], store_grid_uv.inputs["Geometry"])
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links.new(uv_coordinates.outputs["Vector"], store_grid_uv.inputs["Value"])
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center_sum = nodes.new("ShaderNodeVectorMath")
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center_sum.operation = "ADD"
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center_sum.location = (-200.0, 1150.0)
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links.new(bounds.outputs["Min"], center_sum.inputs[0])
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links.new(bounds.outputs["Max"], center_sum.inputs[1])
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center = nodes.new("ShaderNodeVectorMath")
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center.operation = "SCALE"
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center.inputs[3].default_value = 0.5
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center.location = (50.0, 1150.0)
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links.new(center_sum.outputs["Vector"], center.inputs[0])
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place_grid = nodes.new("GeometryNodeTransform")
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place_grid.location = (500.0, 500.0)
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links.new(store_grid_uv.outputs["Geometry"], place_grid.inputs["Geometry"])
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links.new(center.outputs["Vector"], place_grid.inputs["Translation"])
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cell_sizes = []
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for index, axis in enumerate(("X", "Y")):
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y = 100.0 - index * 180.0
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segments = nodes.new("ShaderNodeMath")
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segments.operation = "SUBTRACT"
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segments.inputs[1].default_value = 1.0
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segments.location = (-100.0, y)
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links.new(vertex_counts[index], segments.inputs[0])
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cell_size = nodes.new("ShaderNodeMath")
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cell_size.operation = "DIVIDE"
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cell_size.location = (100.0, y)
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links.new(separate_dimensions.outputs[axis], cell_size.inputs[0])
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links.new(segments.outputs[0], cell_size.inputs[1])
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cell_sizes.append(cell_size.outputs[0])
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cell_area = nodes.new("ShaderNodeMath")
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cell_area.operation = "MULTIPLY"
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cell_area.location = (300.0, 100.0)
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links.new(cell_sizes[0], cell_area.inputs[0])
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links.new(cell_sizes[1], cell_area.inputs[1])
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target_step = nodes.new("ShaderNodeMath")
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target_step.operation = "SQRT"
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target_step.location = (500.0, 100.0)
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links.new(cell_area.outputs[0], target_step.inputs[0])
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depth_ratio = nodes.new("ShaderNodeMath")
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depth_ratio.operation = "DIVIDE"
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depth_ratio.location = (300.0, -100.0)
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links.new(thickness_input.outputs["Thickness"], depth_ratio.inputs[0])
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links.new(target_step.outputs[0], depth_ratio.inputs[1])
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rounded_depth = nodes.new("ShaderNodeMath")
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rounded_depth.operation = "ROUND"
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rounded_depth.location = (500.0, -100.0)
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links.new(depth_ratio.outputs[0], rounded_depth.inputs[0])
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depth_segments = nodes.new("ShaderNodeMath")
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depth_segments.operation = "MAXIMUM"
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depth_segments.inputs[1].default_value = 1.0
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depth_segments.location = (700.0, -100.0)
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links.new(rounded_depth.outputs[0], depth_segments.inputs[0])
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depth_vertices = nodes.new("ShaderNodeMath")
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depth_vertices.operation = "ADD"
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depth_vertices.inputs[1].default_value = 1.0
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depth_vertices.location = (900.0, -100.0)
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links.new(depth_segments.outputs[0], depth_vertices.inputs[0])
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cube_size = nodes.new("ShaderNodeCombineXYZ")
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cube_size.location = (700.0, 250.0)
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links.new(separate_dimensions.outputs["X"], cube_size.inputs["X"])
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links.new(separate_dimensions.outputs["Y"], cube_size.inputs["Y"])
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links.new(thickness_input.outputs["Thickness"], cube_size.inputs["Z"])
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cube = nodes.new("GeometryNodeMeshCube")
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cube.location = (900.0, 250.0)
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links.new(cube_size.outputs["Vector"], cube.inputs["Size"])
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links.new(vertex_counts[0], cube.inputs["Vertices X"])
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links.new(vertex_counts[1], cube.inputs["Vertices Y"])
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links.new(depth_vertices.outputs[0], cube.inputs["Vertices Z"])
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store_cube_uv = nodes.new("GeometryNodeStoreNamedAttribute")
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store_cube_uv.data_type = "FLOAT2"
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store_cube_uv.domain = "CORNER"
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store_cube_uv.inputs["Name"].default_value = "UVMap"
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store_cube_uv.location = (1100.0, 250.0)
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links.new(cube.outputs["Mesh"], store_cube_uv.inputs["Geometry"])
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links.new(uv_coordinates.outputs["Vector"], store_cube_uv.inputs["Value"])
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place_cube = nodes.new("GeometryNodeTransform")
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place_cube.location = (1300.0, 250.0)
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links.new(store_cube_uv.outputs["Geometry"], place_cube.inputs["Geometry"])
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links.new(center.outputs["Vector"], place_cube.inputs["Translation"])
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has_thickness = nodes.new("FunctionNodeCompare")
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has_thickness.data_type = "FLOAT"
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has_thickness.operation = "GREATER_THAN"
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has_thickness.location = (450.0, -350.0)
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links.new(thickness_input.outputs["Thickness"], has_thickness.inputs[0])
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geometry_switch = nodes.new("GeometryNodeSwitch")
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geometry_switch.input_type = "GEOMETRY"
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geometry_switch.location = (750.0, 500.0)
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links.new(has_thickness.outputs["Result"], geometry_switch.inputs["Switch"])
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links.new(place_grid.outputs["Geometry"], geometry_switch.inputs["False"])
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links.new(place_cube.outputs["Geometry"], geometry_switch.inputs["True"])
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set_material = nodes.new("GeometryNodeSetMaterial")
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set_material.location = (1050.0, 500.0)
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links.new(geometry_switch.outputs["Output"], set_material.inputs["Geometry"])
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links.new(material_input.outputs["Material"], set_material.inputs["Material"])
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links.new(set_material.outputs["Geometry"], output.inputs["Geometry"])
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group.color_tag = "GEOMETRY"
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group.description = (
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"Build an aspect-adaptive image plane and add optional centered thickness."
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)
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group.use_fake_user = True
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return group
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