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# ##### BEGIN GPL LICENSE BLOCK #####
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software Foundation,
# Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# ##### END GPL LICENSE BLOCK #####
import bpy, Mathutils
from math import cos, sin, pi, radians
def add_torus(PREF_MAJOR_RAD, PREF_MINOR_RAD, PREF_MAJOR_SEG, PREF_MINOR_SEG):
Vector = Mathutils.Vector
Quaternion = Mathutils.Quaternion
PI_2= pi*2
Z_AXIS = 0,0,1
verts = []
faces = []
i1 = 0
tot_verts = PREF_MAJOR_SEG * PREF_MINOR_SEG
for major_index in range(PREF_MAJOR_SEG):
verts_tmp = []
quat = Quaternion( Z_AXIS, (major_index/PREF_MAJOR_SEG)*PI_2)
for minor_index in range(PREF_MINOR_SEG):
angle = 2*pi*minor_index/PREF_MINOR_SEG
vec = Vector(PREF_MAJOR_RAD+(cos(angle)*PREF_MINOR_RAD), 0, (sin(angle)*PREF_MINOR_RAD)) * quat
verts.extend([vec.x, vec.y, vec.z])
if minor_index+1==PREF_MINOR_SEG:
i2 = (major_index)*PREF_MINOR_SEG
i3 = i1 + PREF_MINOR_SEG
i4 = i2 + PREF_MINOR_SEG
else:
i2 = i1 + 1
i3 = i1 + PREF_MINOR_SEG
i4 = i3 + 1
if i2>=tot_verts: i2 = i2-tot_verts
if i3>=tot_verts: i3 = i3-tot_verts
if i4>=tot_verts: i4 = i4-tot_verts
# stupid eekadoodle
if i2: faces.extend( [i1,i3,i4,i2] )
else: faces.extend( [i2,i1,i3,i4] )
i1+=1
return verts, faces
from bpy.props import *
class MESH_OT_primitive_torus_add(bpy.types.Operator):
'''Add a torus mesh.'''
bl_idname = "mesh.primitive_torus_add"
bl_label = "Add Torus"
bl_register = True
bl_undo = True
major_radius = FloatProperty(name="Major Radius", description="Number of segments for the main ring of the torus", default= 1.0, min= 0.01, max= 100.0)
minor_radius = FloatProperty(name="Minor Radius", description="Number of segments for the minor ring of the torus", default= 0.25, min= 0.01, max= 100.0)
major_segments = IntProperty(name="Major Segments", description="Number of segments for the main ring of the torus", default= 48, min= 3, max= 256)
minor_segments = IntProperty(name="Minor Segments", description="Number of segments for the minor ring of the torus", default= 16, min= 3, max= 256)
def execute(self, context):
verts_loc, faces = add_torus(self.major_radius, self.minor_radius, self.major_segments, self.minor_segments)
me= bpy.data.add_mesh("Torus")
me.add_geometry(int(len(verts_loc)/3), 0, int(len(faces)/4))
me.verts.foreach_set("co", verts_loc)
me.faces.foreach_set("verts_raw", faces)
sce = context.scene
# ugh
for ob in sce.objects:
ob.selected = False
me.update()
ob= bpy.data.add_object('MESH', "Torus")
ob.data= me
context.scene.add_object(ob)
context.scene.active_object = ob
ob.selected = True
ob.location = tuple(context.scene.cursor_location)
return ('FINISHED',)
# Register the operator
bpy.ops.add(MESH_OT_primitive_torus_add)
# Add to a menu
import dynamic_menu
import space_info
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')) )
if __name__ == "__main__":
bpy.ops.mesh.primitive_torus_add()
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