107 lines
2.7 KiB
Python
107 lines
2.7 KiB
Python
import bpy
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def add_box(width, height, depth):
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"""
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This function takes inputs and returns vertex and face arrays.
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no actual mesh data creation is done here.
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"""
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vertices = [1.0, 1.0, -1.0,
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1.0, -1.0, -1.0,
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-1.0, -1.0, -1.0,
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-1.0, 1.0, -1.0,
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1.0, 1.0, 1.0,
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1.0, -1.0, 1.0,
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-1.0, -1.0, 1.0,
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-1.0, 1.0, 1.0,
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]
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faces = [0, 1, 2, 3,
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4, 7, 6, 5,
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0, 4, 5, 1,
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1, 5, 6, 2,
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2, 6, 7, 3,
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4, 0, 3, 7,
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]
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# apply size
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for i in range(0, len(vertices), 3):
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vertices[i] *= width
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vertices[i + 1] *= depth
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vertices[i + 2] *= height
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return vertices, faces
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from bpy.props import FloatProperty, BoolProperty, FloatVectorProperty
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class AddBox(bpy.types.Operator):
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'''Add a simple box mesh'''
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bl_idname = "mesh.primitive_box_add"
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bl_label = "Add Box"
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bl_options = {'REGISTER', 'UNDO'}
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width = FloatProperty(name="Width",
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description="Box Width",
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default=1.0, min=0.01, max=100.0)
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height = FloatProperty(name="Height",
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description="Box Height",
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default=1.0, min=0.01, max=100.0)
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depth = FloatProperty(name="Depth",
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description="Box Depth",
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default=1.0, min=0.01, max=100.0)
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# generic transform props
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view_align = BoolProperty(name="Align to View",
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default=False)
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location = FloatVectorProperty(name="Location",
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subtype='TRANSLATION')
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rotation = FloatVectorProperty(name="Rotation",
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subtype='EULER')
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def execute(self, context):
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verts_loc, faces = add_box(self.width,
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self.height,
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self.depth,
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)
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mesh = bpy.data.meshes.new("Box")
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mesh.vertices.add(len(verts_loc) // 3)
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mesh.faces.add(len(faces) // 4)
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mesh.vertices.foreach_set("co", verts_loc)
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mesh.faces.foreach_set("vertices_raw", faces)
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mesh.update()
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# add the mesh as an object into the scene with this utility module
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from bpy_extras import object_utils
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object_utils.object_data_add(context, mesh, operator=self)
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return {'FINISHED'}
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def menu_func(self, context):
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self.layout.operator(AddBox.bl_idname, icon='MESH_CUBE')
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def register():
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bpy.utils.register_class(AddBox)
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bpy.types.INFO_MT_mesh_add.append(menu_func)
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def unregister():
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bpy.utils.unregister_class(AddBox)
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bpy.types.INFO_MT_mesh_add.remove(menu_func)
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if __name__ == "__main__":
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register()
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# test call
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bpy.ops.mesh.primitive_box_add()
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