forked from bartvdbraak/blender
ea265fc697
replacements... "__idname__" -> "bl_idname" "__props__" -> "bl_props" "__label__" -> "bl_label" "__register__" -> "bl_register" "__undo__" -> "bl_undo" "__space_type__" -> "bl_space_type" "__default_closed__" -> "bl_default_closed" "__region_type__" -> "bl_region_type" "__context__" -> "bl_context" "__show_header__" -> "bl_show_header" "__URL__" -> "_url"
98 lines
3.0 KiB
Python
98 lines
3.0 KiB
Python
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import bpy, Mathutils
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from math import cos, sin, pi, radians
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def add_torus(PREF_MAJOR_RAD, PREF_MINOR_RAD, PREF_MAJOR_SEG, PREF_MINOR_SEG):
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Vector = Mathutils.Vector
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Quaternion = Mathutils.Quaternion
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PI_2= pi*2
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Z_AXIS = 0,0,1
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verts = []
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faces = []
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i1 = 0
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tot_verts = PREF_MAJOR_SEG * PREF_MINOR_SEG
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for major_index in range(PREF_MAJOR_SEG):
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verts_tmp = []
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quat = Quaternion( Z_AXIS, (major_index/PREF_MAJOR_SEG)*PI_2)
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for minor_index in range(PREF_MINOR_SEG):
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angle = 2*pi*minor_index/PREF_MINOR_SEG
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vec = Vector(PREF_MAJOR_RAD+(cos(angle)*PREF_MINOR_RAD), 0, (sin(angle)*PREF_MINOR_RAD)) * quat
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verts.extend([vec.x, vec.y, vec.z])
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if minor_index+1==PREF_MINOR_SEG:
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i2 = (major_index)*PREF_MINOR_SEG
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i3 = i1 + PREF_MINOR_SEG
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i4 = i2 + PREF_MINOR_SEG
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else:
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i2 = i1 + 1
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i3 = i1 + PREF_MINOR_SEG
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i4 = i3 + 1
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if i2>=tot_verts: i2 = i2-tot_verts
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if i3>=tot_verts: i3 = i3-tot_verts
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if i4>=tot_verts: i4 = i4-tot_verts
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# stupid eekadoodle
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if i2: faces.extend( [i1,i3,i4,i2] )
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else: faces.extend( [i2,i1,i3,i4] )
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i1+=1
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return verts, faces
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class MESH_OT_primitive_torus_add(bpy.types.Operator):
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'''Add a torus mesh.'''
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bl_idname = "mesh.primitive_torus_add"
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bl_label = "Add Torus"
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bl_register = True
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bl_undo = True
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bl_props = [
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bpy.props.FloatProperty(attr="major_radius", name="Major Radius", description="Number of segments for the main ring of the torus", default= 1.0, min= 0.01, max= 100.0),
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bpy.props.FloatProperty(attr="minor_radius", name="Minor Radius", description="Number of segments for the minor ring of the torus", default= 0.25, min= 0.01, max= 100.0),
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bpy.props.IntProperty(attr="major_segments", name="Major Segments", description="Number of segments for the main ring of the torus", default= 48, min= 3, max= 256),
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bpy.props.IntProperty(attr="minor_segments", name="Minor Segments", description="Number of segments for the minor ring of the torus", default= 16, min= 3, max= 256),
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]
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def execute(self, context):
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verts_loc, faces = add_torus(self.major_radius, self.minor_radius, self.major_segments, self.minor_segments)
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me= bpy.data.add_mesh("Torus")
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me.add_geometry(int(len(verts_loc)/3), 0, int(len(faces)/4))
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me.verts.foreach_set("co", verts_loc)
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me.faces.foreach_set("verts_raw", faces)
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sce = context.scene
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# ugh
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for ob in sce.objects:
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ob.selected = False
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me.update()
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ob= bpy.data.add_object('MESH', "Torus")
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ob.data= me
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context.scene.add_object(ob)
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context.scene.active_object = ob
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ob.selected = True
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ob.location = tuple(context.scene.cursor_location)
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return ('FINISHED',)
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# Register the operator
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bpy.ops.add(MESH_OT_primitive_torus_add)
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# Add to a menu
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import dynamic_menu
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import space_info
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menu_item = dynamic_menu.add(bpy.types.INFO_MT_mesh_add, (lambda self, context: self.layout.itemO("mesh.primitive_torus_add", text="Torus", icon='ICON_MESH_DONUT')) )
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if __name__ == "__main__":
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bpy.ops.mesh.primitive_torus_add() |