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# ##### BEGIN GPL LICENSE BLOCK #####
#
# Floor Generator, a Blender addon
# (c) 2013 - 2019 Michel J. Anders (varkenvarken)
#
# 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
bl_info = {
"name": "Floor Generator",
"author": "Michel Anders (varkenvarken) with contributions from Alain, Floric and Lell. The idea to add patterns is based on Cedric Brandin's (clarkx) parquet addon",
"version": (0, 0, 201907310916),
"blender": (2, 80, 0),
"location": "View3D > Add > Mesh",
"description": "Adds a mesh representing floor boards (planks)",
"warning": "",
"wiki_url": "",
"tracker_url": "",
"category": "Add Mesh"}
from random import random as rand, seed, uniform as randuni, randrange
from math import pi as PI, sqrt, radians
from copy import deepcopy
from itertools import zip_longest
import bpy
import bmesh
from bpy.props import FloatProperty, IntProperty, BoolProperty, EnumProperty, StringProperty
from mathutils import Vector, Euler
D180 = radians(180)
D90 = radians(90)
D45 = radians(45)
W2 = sqrt(2)
# Vector.rotate() does NOT return anything, contrary to what the docs say
# docs are now fixed (https://projects.blender.org/tracker/index.php?func=detail&aid=36518&group_id=9&atid=498)
# but unfortunately no rotated() function was added
def rotate(v, r):
v2 = deepcopy(v)
v2.rotate(r)
return v2
def rotatep(v, r, p):
v2 = v - p
v2.rotate(r)
return v2 + p
def vcenter(verts):
return sum(verts,Vector())/len(verts)
available_meshes = [(' None ','None',"")]
def availableMeshes(self, context):
available_meshes.clear()
for ob in bpy.data.objects:
if ob.type == 'MESH' and ob.name != context.active_object.name:
name = ob.name[:]
available_meshes.append((name, name, ""))
if(len(available_meshes)==0):
available_meshes.append((' None ','None',"There appear to be no mesh objects in this scene"))
return available_meshes
def swap(c, i, j):
p1 = deepcopy(c[i])
p2 = deepcopy(c[j])
c[i] = p2
c[j] = p1
def swapx(c, i):
p1 = c[i]
p2 = c[i+1]
x1min = min(v.x for v in p1)
x1max = max(v.x for v in p1)
x2min = min(v.x for v in p2)
x2max = max(v.x for v in p2)
dx1 = Vector((x2min - x1min,0,0))
dx2 = Vector((x2max - x1max,0,0))
c[i+1] = [v - dx1 for v in p2]
c[i] = [v + dx2 for v in p1]
def getMaterialList(obj):
materials = []
for slot in obj.material_slots:
materials.append((slot.link, slot.name, slot.material.name, slot.material.use_fake_user))
slot.material.use_fake_user = True # we remove the mesh so any linked data is invalidated. setting a fake user will keep our material 'live'
return materials
def rebuildMaterialList(obj, lst):
for slot, (link, slotname, materialname, use_fake_user) in enumerate(lst):
bpy.ops.object.material_slot_add()
obj.material_slots[slot].link = link
obj.material_slots[slot].material = bpy.data.materials[materialname]
obj.material_slots[slot].material.use_fake_user = use_fake_user
def assignRandomMaterial(slot_n):
bpy.ops.object.mode_set(mode = 'EDIT') # Go to edit mode to create bmesh
obj = bpy.context.object
bm = bmesh.from_edit_mesh(obj.data) # Create bmesh object from object mesh
for face in bm.faces: # Iterate over all of the object's faces
face.material_index = randrange(slot_n) # Assign random material to face
obj.data.update() # Update the mesh from the bmesh data
bpy.ops.object.mode_set(mode = 'OBJECT') # Return to object mode
def plank(start, end, left, right, longgap, shortgap, rot=None):
ll = Vector((start, left, 0))
lr = Vector((start, right - longgap, 0))
ul = Vector((end - shortgap, right - longgap, 0))
ur = Vector((end - shortgap, left, 0))
if rot:
midpoint = Vector(((start + end)/2.0, (left + right)/ 2.0, 0))
ll = rotate((ll - midpoint), rot) + midpoint
lr = rotate((lr - midpoint), rot) + midpoint
ul = rotate((ul - midpoint), rot) + midpoint
ur = rotate((ur - midpoint), rot) + midpoint
verts = (ll, lr, ul, ur)
return verts
def planklw(length, width, rot=None):
ll = Vector((0, 0, 0))
lr = Vector((length, 0, 0))
ul = Vector((length, width, 0))
ur = Vector((0, width, 0))
if rot:
ll = rotate(ll, rot)
lr = rotate(lr, rot)
ul = rotate(ul, rot)
ur = rotate(ur, rot)
verts = (ll, lr, ul, ur)
return verts
def planks(n, m,
length, lengthvar,
width, widthvar,
longgap, shortgap,
offset, randomoffset, minoffset,
nseed,
randrotx, randroty, randrotz,
originx, originy):
#n=Number of planks, m=Floor Length, length = Planklength
verts = []
faces = []
uvs = []
seed(nseed)
widthoffset = 0
s = 0
e = offset
c = offset # Offset per row
ws = 0
p = 0
while p < n:
p += 1
uvs.append([])
w = width + randuni(0, widthvar)
we = ws + w
if randomoffset:
e = randuni(4 * shortgap + (offset if minoffset else 0.0), length) # we don't like negative plank lengths
while (m - e) > (4 * shortgap + (offset if minoffset else 0.0)):
ll = len(verts)
rot = Euler((randrotx * randuni(-1, 1), randroty * randuni(-1, 1), randrotz * randuni(-1, 1)), 'XYZ')
pverts = plank(s - originx, e - originx, ws - originy, we - originy, longgap, shortgap, rot)
verts.extend(pverts)
uvs[-1].append(deepcopy(pverts))
faces.append((ll, ll + 3, ll + 2, ll + 1))
s = e
e += length + randuni(0, lengthvar)
ll = len(verts)
rot = Euler((randrotx * randuni(-1, 1), randroty * randuni(-1, 1), randrotz * randuni(-1, 1)), 'XYZ')
pverts = plank(s - originx, m - originx, ws - originy, we - originy, longgap, shortgap, rot)
verts.extend(pverts)
uvs[-1].append(deepcopy(pverts))
faces.append((ll, ll + 3, ll + 2, ll + 1))
s = 0
#e = e - m
if c <= (length):
c = c + offset
if c > (length):
c = c - length
e = c
ws = we
# randomly swap uvs of planks. Note: we only swap within one set of planks because different sets can have different widths.
nplanks = len(uvs[-1])
if nplanks < 2 : continue
for pp in range(nplanks//2): # // to make sure it stays an int
i = randrange(nplanks-1)
swapx(uvs[-1],i)
fuvs = [uv for col in uvs for plank in col for uv in plank]
return verts, faces, fuvs
def herringbone(rows, cols, planklength, plankwidth, longgap, shortgap, nseed, randrotx, randroty, randrotz, originx, originy):
verts = []
faces = []
uvs = []
seed(nseed)
ll=0
longside = (planklength-shortgap)/sqrt(2.0)
shortside = (plankwidth-longgap)/sqrt(2.0)
vstep = Vector((0,plankwidth * sqrt(2.0),0))
hstepl = Vector((planklength * sqrt(2.0),0,0))
hstep = Vector((planklength/sqrt(2.0)-(plankwidth-longgap)/sqrt(2.0),planklength/sqrt(2.0)+(plankwidth-longgap)/sqrt(2.0),0))
dy = Vector((0,-planklength/sqrt(2.0),0))
pu = [Vector((0,0,0)),Vector((longside,0,0)),Vector((longside,shortside,0)),Vector((0,shortside,0))]
pv = [Vector((0,0,0)),Vector((longside,longside,0)),Vector((longside-shortside,longside+shortside,0)),Vector((-shortside,shortside,0))]
rot = Euler((0,0,-PI/2),"XYZ")
pvm = [rotate(v, rot)+hstep for v in pv]
midpointpv = sum(pv,Vector())/4.0
midpointpvm = sum(pvm,Vector())/4.0
o = Vector((-originx, -originy, 0))
midpointpvo = midpointpv - o
midpointpvmo = midpointpvm - o
for col in range(cols):
for row in range(rows):
# CLEANUP: this could be shorter: for P in pv,pvm
rot = Euler((randrotx * randuni(-1, 1), randroty * randuni(-1, 1), randrotz * randuni(-1, 1)), 'XYZ')
pvo = [ v + o for v in pv]
pverts = [rotate(v - midpointpvo, rot) + midpointpvo + row * vstep + col * hstepl + dy for v in pvo]
verts.extend(deepcopy(pverts))
uvs.append([v + Vector((col*2*longside,row*shortside,0)) for v in pu])
faces.append((ll, ll + 1, ll + 2, ll + 3))
ll = len(verts)
rot = Euler((randrotx * randuni(-1, 1), randroty * randuni(-1, 1), randrotz * randuni(-1, 1)), 'XYZ')
pvmo = [ v + o for v in pvm]
pverts = [rotate(v - midpointpvmo, rot) + midpointpvmo + row * vstep + col * hstepl + dy for v in pvmo]
verts.extend(deepcopy(pverts))
uvs.append([v + Vector(((1+col*2)*longside,row*shortside,0)) for v in pu])
faces.append((ll, ll + 1, ll + 2, ll + 3))
ll = len(verts)
for i in range(len(uvs)):
pp1 = randrange(len(uvs))
pp2 = randrange(len(uvs))
swap(uvs,pp1,pp2)
fuvs = [v for p in uvs for v in p]
return verts, faces, fuvs
def square(rows, cols, planklength, n, border, longgap, shortgap, nseed, randrotx, randroty, randrotz, originx, originy):
verts = []
verts2 = []
faces = []
faces2 = []
uvs = []
uvs2 = []
seed(nseed)
ll=0
ll2=0
net_planklength = planklength - 2.0 * border
plankwidth = net_planklength/n
longside = (net_planklength-shortgap)
shortside = (plankwidth-longgap)
stepv = Vector((0,planklength ,0))
steph = Vector((planklength,0 ,0))
nstepv = Vector((0,plankwidth ,0))
nsteph = Vector((plankwidth,0 ,0))
pv = [Vector((0,0,0)),Vector((longside,0,0)),Vector((longside,shortside,0)),Vector((0,shortside,0))]
rot = Euler((0,0,-PI/2),"XYZ")
pvm = [rotate(v, rot) + Vector((0,planklength - border,0)) for v in pv]
midpointpv = sum(pv,Vector())/4.0
midpointpvm = sum(pvm,Vector())/4.0
offseth = Vector((border, border, 0))
offsetv = Vector((border, 0, 0))
bw = border - shortgap
b1 = [(0,longgap/2.0,0),(0,planklength - longgap/2.0,0),(bw,planklength - longgap/2.0 - border,0),(bw,longgap/2.0 + border,0)]
b1 = [Vector(v) for v in b1]
d = Vector((planklength/2.0, planklength/2.0, 0))
rot = Euler((0,0,- PI/2),"XYZ")
b2 = [rotate(v-d,rot)+d for v in b1]
rot = Euler((0,0,- PI ),"XYZ")
b3 = [rotate(v-d,rot)+d for v in b1]
rot = Euler((0,0,-3*PI/2),"XYZ")
b4 = [rotate(v-d,rot)+d for v in b1]
o = Vector((-originx, -originy, 0))
# CLEANUP: duplicate code, suboptimal loop nesting and a lot of repeated calculations
# note that the uv map we create here is always aligned in the same direction even though planks alternate. This matches the saw direction in real life
for col in range(cols):
for row in range(rows):
# add the regular planks
for p in range(n):
rot = Euler((randrotx * randuni(-1, 1), randroty * randuni(-1, 1), randrotz * randuni(-1, 1)), 'XYZ')
if (col ^ row) %2 == 1:
pverts = [rotate(v - midpointpv, rot) + midpointpv + row * stepv + col * steph + nstepv * p + offseth + o for v in pv]
uverts = [v + row * stepv + col * steph + nstepv * p for v in pv]
else:
pverts = [rotate(v - midpointpv, rot) + midpointpv + row * stepv + col * steph + nsteph * p + offsetv + o for v in pvm]
uverts = [v + row * stepv + col * steph + nstepv * p for v in pv]
verts.extend(deepcopy(pverts))
uvs.append(deepcopy(uverts))
faces.append((ll, ll + 1, ll + 2, ll + 3))
ll = len(verts)
# add the border planks
if bw > 0.001:
for vl in b1,b2,b3,b4:
rot = Euler((randrotx * randuni(-1, 1), randroty * randuni(-1, 1), randrotz * randuni(-1, 1)), 'XYZ')
midpointvl = sum(vl,Vector())/4.0
verts2.extend([rotate(v - midpointvl, rot) + midpointvl + row * stepv + col * steph + o for v in vl])
uvs2.append(deepcopy([v + row * stepv + col * steph for v in b1])) # again, always the unrotated uvs to match the saw direction
faces2.append((ll2, ll2 + 3, ll2 + 2, ll2 + 1))
ll2 = len(verts2)
for i in range(len(uvs)):
pp1 = randrange(len(uvs))
pp2 = randrange(len(uvs))
swap(uvs,pp1,pp2)
for i in range(len(uvs2)):
pp1 = randrange(len(uvs2))
pp2 = randrange(len(uvs2))
swap(uvs2,pp1,pp2)
fuvs = [v for p in uvs for v in p]
fuvs2 = [v for p in uvs2 for v in p]
return verts + verts2, faces + [(f[0]+ll,f[1]+ll,f[2]+ll,f[3]+ll) for f in faces2], fuvs + fuvs2
def shortside(vert):
"""return true if length of 2 out of 3 connected vertices is equal to the min length of the connected edges"""
n = 0
el = [e.calc_length() for e in vert.link_edges]
mel = min(el)
for e in el:
if abs(e - mel) < 1e-4 :
n += 1
return n == 2
def versaille(rows, cols, planklength, plankwidth,longgap=0, shortgap=0, randrotx=0, randroty=0, randrotz=0, originx=0, originy=0, switch=False):
o = Vector((-originx, -originy, 0)) * planklength
# (8*w+w/W2)*W2 + w = 8*w*W2+w = (8*W2+1)*w = 1
w = 1.0 / (8*W2+2)
#w1 = 1 - w
q = w/W2
#k = w*4*W2-w
#s = (k - w)/2
#d = ((s+2*w)/W2)/2
#S = s/W2
sg = shortgap
s2 = sg/W2
lg = longgap
dd=-q if switch else 0
planks1 = (
# rectangles
(0,[(0+sg,0,0), (w*5-sg,0,0), (w*5-sg,w,0), (0+sg,w,0)]),
(0,[(6*w+sg,0,0), (w*11-sg,0,0), (w*11-sg,w,0), (6*w+sg,w,0)]),
(90,[(5*w,-2*w+sg,0), (w*6,-2*w+sg,0), (w*6,3*w-sg,0), (5*w,3*w-sg,0)]),
(0,[(3*w+sg,3*w,0), (w*8-sg,3*w,0), (w*8-sg,w*4,0), (3*w+sg,w*4,0)]),
(0,[(3*w+sg,-3*w,0), (w*8-sg,-3*w,0), (w*8-sg,w*-2,0), (3*w+sg,w*-2,0)]),
(90,[(5*w,4*w+sg,0),(6*w,4*w+sg,0),(6*w,6*w-sg,0),(5*w,6*w-sg,0)]),
(90,[(5*w,-3*w-sg,0),(5*w,-5*w+sg,0),(6*w,-5*w+sg,0),(6*w,-3*w-sg,0)]),
# squares
(0,[(0+sg,w+sg,0), (w*2-sg,w+sg,0), (w*2-sg,w*3-sg,0), (0+sg,w*3-sg,0)]),
(0,[(3*w+sg,w+sg,0), (w*5-sg,w+sg,0), (w*5-sg,w*3-sg,0), (3*w+sg,w*3-sg,0)]),
(0,[(6*w+sg,w+sg,0), (w*8-sg,w+sg,0), (w*8-sg,w*3-sg,0), (6*w+sg,w*3-sg,0)]),
(0,[(9*w+sg,w+sg,0), (w*11-sg,w+sg,0), (w*11-sg,w*3-sg,0), (9*w+sg,w*3-sg,0)]),
(0,[(0+sg,-2*w+sg,0), (w*2-sg,-2*w+sg,0), (w*2-sg,0-sg,0), (0+sg,0-sg,0)]),
(0,[(3*w+sg,-2*w+sg,0), (w*5-sg,-2*w+sg,0), (w*5-sg,0-sg,0), (3*w+sg,0-sg,0)]),
(0,[(6*w+sg,-2*w+sg,0), (w*8-sg,-2*w+sg,0), (w*8-sg,0-sg,0), (6*w+sg,0-sg,0)]),
(0,[(9*w+sg,-2*w+sg,0), (w*11-sg,-2*w+sg,0), (w*11-sg,0-sg,0), (9*w+sg,0-sg,0)]),
(0,[(3*w+sg,4*w+sg,0),(5*w-sg,4*w+sg,0),(5*w-sg,6*w-sg,0),(3*w+sg,6*w-sg,0)]),
(0,[(6*w+sg,4*w+sg,0),(8*w-sg,4*w+sg,0),(8*w-sg,6*w-sg,0),(6*w+sg,6*w-sg,0)]),
(0,[(3*w+sg,-5*w+sg,0),(5*w-sg,-5*w+sg,0),(5*w-sg,-3*w-sg,0),(3*w+sg,-3*w-sg,0)]),
(0,[(6*w+sg,-5*w+sg,0),(8*w-sg,-5*w+sg,0),(8*w-sg,-3*w-sg,0),(6*w+sg,-3*w-sg,0)]),
# pointed
(0,[(0+sg,3*w,0),(2*w-sg,3*w,0),(2*w-sg,4*w,0),(w+sg,4*w,0)]),
#left
(0,[(w+sg,4*w,0),(2*w-sg,4*w,0),(2*w-sg,5*w-sg*2,0)]),
(0,[(9*w+sg,3*w,0),(11*w-sg,3*w,0),(10*w-sg,4*w,0),(9*w+sg,4*w,0)]),
#top
(0,[(9*w+sg,4*w,0),(10*w-sg,4*w,0),(9*w+sg,5*w-sg*2,0)]),
(0,[(0+sg,-2*w,0),(w+sg,-3*w,0),(2*w-sg,-3*w,0),(2*w-sg,-2*w,0)]),
#bottom
(0,[(1*w+sg,-3*w,0),(2*w-sg,-4*w+sg+sg,0),(2*w-sg,-3*w,0)]),
(0,[(9*w+sg,-3*w,0),(10*w-sg,-3*w,0),(11*w-sg,-2*w,0),(9*w+sg,-2*w,0)]),
#right
(0,[(9*w+sg,-3*w,0),(9*w+sg,-4*w+sg*2,0),(10*w-sg,-3*w,0)]),
# long pointed
(90,[(2*w,0-sg,0),(2*w,-4*w+sg,0),(3*w,-5*w+sg,0),(3*w,0-sg,0)]),
(90,[(8*w,0-sg,0),(8*w,-5*w+sg,0),(9*w,-4*w+sg,0),(9*w,0-sg,0)]),
(90,[(2*w,w+sg,0),(3*w,w+sg,0),(3*w,6*w-sg,0),(2*w,5*w-sg,0)]),
(90,[(8*w,w+sg,0),(9*w,w+sg,0),(9*w,5*w-sg,0),(8*w,6*w-sg,0)]),
# corner planks
(90,[(0,-2*w+sg,0),(0,3*w-sg,0),(-1*w,2*w-sg,0),(-1*w,-1*w+sg,0)]),
(90,[(11*w,-2*w+sg,0),(12*w,-1*w+sg,0),(12*w,2*w-sg,0),(11*w,3*w-sg,0)]),
(0,[(3*w+sg,-5*w,0),(4*w+sg,-6*w,0),(7*w-sg,-6*w,0),(8*w-sg,-5*w,0)]),
(0,[(3*w+sg,6*w,0),(8*w-sg,6*w,0),(7*w-sg,7*w,0),(4*w+sg,7*w,0)]),
# corner triangles
(90,[(-w-s2,-w+s2*2,0),(-w-s2,2*w-s2*2,0),(-2.5*w+s2,0.5*w,0)]),
(90,[(12*w+s2,2*w-s2*2,0),(12*w+s2,-w+s2*2,0),(13.5*w-s2,0.5*w,0)]),
(0,[(4*w+s2*2,7*w+s2,0),(7*w-s2*2,7*w+s2,0),(5.5*w,8.5*w-s2,0)]),
(0,[(4*w+s2*2,-6*w-s2,0),(5.5*w,-7.5*w+s2,0),(7*w-s2*2,-6*w-s2,0)]),
# border planks
# bottom
(45,[(-2.5*w-q+q+dd+lg,0.5*w+q-q-dd-lg,0),(-2.5*w-2*q+q+dd+lg+lg,0.5*w-q-dd+lg-lg,0),(5.5*w-q+lg-lg,-7.5*w-q+lg+lg,0),(5.5*w-lg,-7.5*w+lg,0)]),
# right
(135,[(5.5*w-q+lg,-7.5*w-q+lg,0),(5.5*w+lg-lg,-7.5*w-2*q+lg+lg,0),(13.5*w+2*q+dd-lg-lg,0.5*w+dd-lg+lg,0),(13.5*w+q+dd-lg,0.5*w+q+dd-lg,0)]),
#top
(45,[(13.5*w-dd-lg,0.5*w+dd+lg,0),(13.5*w+q-dd-lg-lg,0.5*w+q+dd-lg+lg,0),(5.5*w+q-lg+lg,8.5*w+q-lg-lg,0),(5.5*w+lg,8.5*w-lg,0)]),
#left
(135,[(-2.5*w-q-dd+lg,0.5*w-q-dd+lg,0),(5.5*w+q-lg,8.5*w+q-lg,0),(5.5*w-lg+lg,8.5*w+2*q-lg-lg,0),(-2.5*w-q-q-dd+lg+lg,0.5*w+q-q-dd+lg-lg,0)])
)
verts = []
faces = []
uvs = []
left = 0
center = Vector((5.5*w,0.5*w,0))*planklength
delta = Vector((w, -10*q, 0)) * planklength
for col in range(cols):
start = 0
for row in range(rows):
origin = Vector((start, left, 0))
for uvrot,p in planks1:
ll = len(verts)
rot = Euler((randrotx * randuni(-1, 1), randroty * randuni(-1, 1), randrotz * randuni(-1, 1)), 'XYZ')
# randomly rotate the plank a little bit around its own center
pverts = [rotate(Vector(v)*planklength, rot) for v in p]
pverts = [origin + delta + o + rotatep(v, Euler((0,0,radians(45)),'XYZ'), center) for v in pverts]
verts.extend(pverts)
midpoint = vcenter(pverts)
#if uvrot > 0:
# print(uvrot)
# print([v - midpoint for v in pverts])
# print([rotatep(v, Euler((0,0,radians(uvrot)),'XYZ'), midpoint) - midpoint for v in pverts])
# print()
uvs.append([rotatep(v, Euler((0,0,radians(uvrot)),'XYZ'), midpoint) for v in pverts])
faces.append((ll, ll + 3, ll + 2, ll + 1) if len(pverts)==4 else (ll, ll + 2, ll + 1))
start += planklength
left += planklength
fuvs = [v for p in uvs for v in p]
return verts, faces, fuvs
def updateMesh(self, context):
o = context.object
material_list = getMaterialList(o)
if o.pattern == 'Regular':
nplanks = (o.width + o.originy) / o.plankwidth
verts, faces, uvs = planks(nplanks, o.length + o.originx,
o.planklength, o.planklengthvar,
o.plankwidth, o.plankwidthvar,
o.longgap, o.shortgap,
o.offset, o.randomoffset, o.minoffset,
o.randomseed,
o.randrotx, o.randroty, o.randrotz,
o.originx, o.originy)
elif o.pattern == 'Herringbone':
# note that there is a lot of extra length and width here to make sure that we create a pattern w.o. gaps at the edges
v = o.plankwidth * sqrt(2.0)
w = o.planklength * sqrt(2.0)
nplanks = int((o.width+o.planklength + o.originy*2) / v)+1
nplanksc = int((o.length + o.originx*2) / w)+1
verts, faces, uvs = herringbone(nplanks, nplanksc,
o.planklength, o.plankwidth,
o.longgap, o.shortgap,
o.randomseed,
o.randrotx, o.randroty, o.randrotz,
o.originx, o.originy)
elif o.pattern == 'Square':
rows = int((o.width + o.originy)/ o.planklength)+1
cols = int((o.length + o.originx)/ o.planklength)+1
verts, faces, uvs = square(rows, cols, o.planklength, o.nsquare, o.border, o.longgap, o.shortgap, o.randomseed,
o.randrotx, o.randroty, o.randrotz,
o.originx, o.originy)
elif o.pattern == 'Versaille':
rows = int((o.width + o.originy)/ o.planklength)+2
cols = int((o.length + o.originx)/ o.planklength)+2
verts, faces, uvs = versaille(rows, cols,
o.planklength, o.plankwidth,
o.longgap, o.shortgap,
o.randrotx, o.randroty, o.randrotz,
o.originx, o.originy,
o.borderswitch)
# create mesh &link object to scene
emesh = o.data
mesh = bpy.data.meshes.new(name='Planks')
mesh.from_pydata(verts, [], faces)
mesh.update(calc_edges=True)
# more than one object can refer to the same emesh
for i in bpy.data.objects:
if i.data == emesh:
i.data = mesh
name = emesh.name
emesh.user_clear() # this way the old mesh is marked as used by noone and not saved on exit
bpy.data.meshes.remove(emesh)
mesh.name = name
if bpy.context.mode != 'EDIT_MESH':
bpy.ops.object.editmode_toggle()
bpy.ops.object.editmode_toggle()
bpy.ops.object.shade_smooth()
# add uv-coords and per face random vertex colors
rot = Euler((0,0,o.uvrotation))
mesh.uv_layers.new()
uv_layer = mesh.uv_layers.active.data
vertex_colors = mesh.vertex_colors.new().data
offset = Vector()
# note that the uvs that are returned are shuffled
for poly in mesh.polygons:
color = [rand(), rand(), rand(), 1.0]
if o.randomuv == 'Random':
offset = Vector((rand(), rand(), 0))
if o.randomuv == 'Restricted':
offset = Vector((rand()*2-1, rand()*2-1, 0))
for loop_index in range(poly.loop_start, poly.loop_start + poly.loop_total):
co = offset + mesh.vertices[mesh.loops[loop_index].vertex_index].co
if co.x > o.length or co.x < 0:
offset[0] = 0
if co.y > o.width or co.y < 0:
offset[1] = 0
elif o.randomuv == 'Packed':
x = []
y = []
for loop_index in range(poly.loop_start, poly.loop_start + poly.loop_total):
x.append(uvs[mesh.loops[loop_index].vertex_index].x)
y.append(uvs[mesh.loops[loop_index].vertex_index].y)
offset = Vector((-min(x), -min(y), 0))
for loop_index in range(poly.loop_start, poly.loop_start + poly.loop_total):
if o.randomuv == 'Shuffle':
coords = uvs[mesh.loops[loop_index].vertex_index]
elif o.randomuv in ('Random', 'Restricted'):
coords = mesh.vertices[mesh.loops[loop_index].vertex_index].co + offset
elif o.randomuv == 'Packed':
coords = uvs[mesh.loops[loop_index].vertex_index] + offset
else:
coords = mesh.vertices[mesh.loops[loop_index].vertex_index].co
coords = Vector(coords) # copy
coords.x *= o.uvscalex
coords.y *= o.uvscaley
coords.rotate(rot)
uv_layer[loop_index].uv = coords.xy
vertex_colors[loop_index].color = color
# subdivide mesh and warp it
warped = o.hollowlong > 0 or o.hollowshort > 0 or o.twist > 0
if warped:
bm = bmesh.new()
bm.from_mesh(mesh)
# calculate hollowness for each face
dshortmap = {}
dlongmap = {}
for face in bm.faces:
dshort = o.hollowshort * rand()
dlong = o.hollowlong * rand()
for v in face.verts:
dshortmap[v.index] = dshort
dlongmap[v.index] = dlong
bm.to_mesh(mesh)
bm.free()
# at this point all new geometry is selected and subdivide works in all selection modes
bpy.ops.object.editmode_toggle()
bpy.ops.mesh.subdivide() # bmesh subdivide doesn't work for me ...
bpy.ops.object.editmode_toggle()
bm = bmesh.new()
bm.from_mesh(mesh)
for v in bm.verts:
if o.twist and len(v.link_edges) == 4: # vertex in the middle of the plank
dtwist = o.twist * randuni(-1, 1)
for e in v.link_edges:
v2 = e.other_vert(v) # the vertices on the side of the plank
if shortside(v2):
for e2 in v2.link_edges:
v3 = e2.other_vert(v2)
if len(v3.link_edges) == 2:
v3.co.z += dtwist
dtwist = -dtwist # one corner up, the other corner down
elif len(v.link_edges) == 3: # vertex in the middle of a side of the plank
for e in v.link_edges:
v2 = e.other_vert(v)
if len(v2.link_edges) == 2: # hollowness values are stored with the all original corner vertices
dshort = dshortmap[v2.index]
dlong = dlongmap[v2.index]
break
if shortside(v):
v.co.z -= dlong
else:
v.co.z -= dshort
creases = bm.edges.layers.crease.new()
for edge in bm.edges:
edge[creases] = 1
for vert in edge.verts:
if len(vert.link_edges) == 4:
edge[creases] = 0
break
bm.to_mesh(mesh)
bm.free()
# remove all modifiers to make sure the boolean will be last & only modifier
n = len(o.modifiers)
while n > 0:
n -= 1
bpy.ops.object.modifier_remove(modifier=o.modifiers[-1].name)
# add thickness
bpy.ops.object.mode_set(mode='EDIT')
bm = bmesh.from_edit_mesh(o.data)
# extrude to given thickness
ret=bmesh.ops.extrude_face_region(bm,geom=bm.faces[:]) # all planks are separate faces, except when subdivided by random twist or hollowness
if warped: # we have a extra subdivision
Z = Vector((0,0,1))
for el in ret['geom']:
if isinstance(el, bmesh.types.BMVert) and len(el.link_edges) == 4 and el.normal.dot(Z) > 0.99 : # we look start at the vertex in the middle of the 4 faces but only on the top
d = Vector((0,0,o.thickness + rand() * o.randomthickness))
verts = set(v for f in el.link_faces for v in f.verts) # some vertices are shared, this way we make them unique
bmesh.ops.translate(bm, vec=d, verts=list(verts))
else:
for el in ret['geom']:
if isinstance(el, bmesh.types.BMFace):
d = Vector((0,0,o.thickness + rand() * o.randomthickness))
bmesh.ops.translate(bm, vec=d, verts=el.verts)
# trim excess flooring
ret = bmesh.ops.bisect_plane(bm, geom=bm.verts[:]+bm.edges[:]+bm.faces[:], plane_co=(o.length,0,0), plane_no=(1,0,0), clear_outer=True)
ret = bmesh.ops.bisect_plane(bm, geom=bm.verts[:]+bm.edges[:]+bm.faces[:], plane_co=(0,0,0), plane_no=(-1,0,0), clear_outer=True)
ret = bmesh.ops.bisect_plane(bm, geom=bm.verts[:]+bm.edges[:]+bm.faces[:], plane_co=(0,o.width,0), plane_no=(0,1,0), clear_outer=True)
ret = bmesh.ops.bisect_plane(bm, geom=bm.verts[:]+bm.edges[:]+bm.faces[:], plane_co=(0,0,0), plane_no=(0,-1,0), clear_outer=True)
# fill in holes caused by the trimming
open_edges = [e for e in bm.edges if len(e.link_faces)==1]
bmesh.ops.edgeloop_fill(bm, edges=open_edges, mat_nr=0, use_smooth=False)
creases = bm.edges.layers.crease.active
if creases is not None:
for edge in open_edges:
edge[creases] = 1
bmesh.update_edit_mesh(o.data)
bpy.ops.object.mode_set(mode='OBJECT')
# intersect with a floorplan. Note the floorplan must be 2D (all z-coords must be identical) and a closed polygon.
if self.usefloorplan and self.floorplan != ' None ':
# make the floorplan the only active an selected object
bpy.ops.object.select_all(action='DESELECT')
context.scene.objects.active = bpy.data.objects[self.floorplan]
bpy.data.objects[self.floorplan].select = True
# duplicate the selected geometry into a separate object
me = context.scene.objects.active.data
selected_faces = [p.index for p in me.polygons if p.select]
bpy.ops.object.editmode_toggle()
bpy.ops.mesh.duplicate()
bpy.ops.mesh.separate()
bpy.ops.object.editmode_toggle()
me = context.scene.objects.active.data
for i in selected_faces:
me.polygons[i].select = True
# now there will be two selected objects
# the one with the new name will be the copy
for ob in context.selected_objects:
if ob.name != self.floorplan:
fpob = ob
# make that copy active and selected
for ob in context.selected_objects:
ob.select = False
fpob.select = True
context.scene.objects.active = fpob
# add thickness
# let normals of select faces point in same direction
bpy.ops.object.editmode_toggle()
bpy.ops.mesh.select_all(action='SELECT')
bpy.ops.mesh.normals_make_consistent(inside=False)
bpy.ops.object.editmode_toggle()
# add solidify modifier
# NOTE: for some reason bpy.ops.object.modifier_add doesn't work here
# even though fpob at this point is verifyable the active and selected object ...
mod = fpob.modifiers.new(name='Solidify', type='SOLIDIFY')
mod.offset = 1.0 # in the direction of the normals
mod.thickness = 2000 # very thick
bpy.ops.object.modifier_apply(apply_as='DATA', modifier="Solidify")
bpy.ops.object.editmode_toggle()
bpy.ops.mesh.select_all(action='SELECT')
bpy.ops.mesh.normals_make_consistent(inside=False)
bpy.ops.object.editmode_toggle()
fpob.location -= Vector((0,0,1000)) # actually this should be in the negative direction of the normals not just plain downward...
# at this point the floorplan object is the active and selected object
if True:
# make the floorboards active and selected
for ob in context.selected_objects:
ob.select = False
context.scene.objects.active = o
o.select = True
# add-and-apply a boolean modifier to get the intersection with the floorplan copy
bpy.ops.object.modifier_add(type='BOOLEAN') # default is intersect
o.modifiers[-1].object = fpob
if True:
bpy.ops.object.modifier_apply(apply_as='DATA', modifier="Boolean")
# delete the copy
bpy.ops.object.select_all(action='DESELECT')
context.scene.objects.active = fpob
fpob.select = True
bpy.ops.object.delete()
# make the floorboards active and selected
context.scene.objects.active = o
o.select = True
if self.modify:
mods = o.modifiers
if len(mods) == 0: # always true
bpy.ops.object.modifier_add(type='BEVEL')
#bpy.ops.object.modifier_add(type='EDGE_SPLIT')
mods = o.modifiers
mods[0].show_expanded = False
#mods[1].show_expanded = False
mods[0].width = self.bevel
mods[0].segments = 2
mods[0].limit_method = 'ANGLE'
mods[0].angle_limit = (85/90.0)*PI/2
if warped and not ('SUBSURF' in [m.type for m in mods]):
bpy.ops.object.modifier_add(type='SUBSURF')
mods[-1].show_expanded = False
mods[-1].levels = 2
if not warped and ('SUBSURF' in [m.type for m in mods]):
bpy.ops.object.modifier_remove(modifier='Subsurf')
if self.preservemats and len(material_list)>0:
rebuildMaterialList(o, material_list)
assignRandomMaterial(len(material_list))
bpy.types.Object.reg = StringProperty(default='FloorBoards')
bpy.types.Object.length = FloatProperty(name="Length",
description="Length (X) of the floor in Blender units",
default=4,
soft_min=0.5,
soft_max=40.0,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.width = FloatProperty(name="Width",
description="Width (Y) of the floor in Blender units",
default=4,
soft_min=0.5,
soft_max=40.0,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.planklength = FloatProperty(name="Length",
description="Length of a single plank",
default=2,
soft_min=0.5,
soft_max=40.0,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.planklengthvar = FloatProperty(name="Var",
description="Max Length variation of single planks",
default=0.2,
min=0,
soft_max=40.0,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.plankwidth = FloatProperty(name="Width",
description="Width of a single plank",
default=0.18,
soft_min=0.05,
soft_max=40.0,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.plankwidthvar = FloatProperty(name="Var",
description="Max Width variation of single planks",
default=0,
min=0,
soft_max=4.0,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.longgap = FloatProperty(name="Long Gap",
description="Gap between the long edges of the planks",
default=0.002,
min=0,
soft_max=0.01,
step=0.01,
precision=4,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.shortgap = FloatProperty(name="Short Gap",
description="Gap between the short edges of the planks",
default=0.0005,
min=0,
soft_max=0.01,
step=0.01,
precision=4,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.thickness = FloatProperty(name="Thickness",
description="Thickness of the planks",
default=0.018,
soft_max=0.1,
soft_min=0.008,
step=0.1,
precision=3,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.bevel = FloatProperty(name="Bevel",
description="Bevel width planks",
default=0.001,
min=0,
soft_max=0.01,
step=0.01,
precision=4,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.offset = FloatProperty(name="Offset",
description="Offset per row in Blender Units",
default=0.4,
min=0,
soft_max=2,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.randomoffset = BoolProperty(name="Offset random",
description="Uses random values for offset",
default=True,
update=updateMesh)
bpy.types.Object.minoffset = BoolProperty(name="Minimum offset",
description="Use Offset value as a minimum when using random values for offset",
default=False,
update=updateMesh)
bpy.types.Object.randomseed = IntProperty(name="Random Seed",
description="The seed governing random generation",
default=0,
min=0,
update=updateMesh)
bpy.types.Object.nsquare = IntProperty(name="Planks per Square",
description="Number of planks in each square tile",
default=4,
min=1,
update=updateMesh)
bpy.types.Object.border = FloatProperty(name="Border",
description="Width of border",
default=0,
soft_max=0.1,
min=0,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.originx = FloatProperty(name="OriginX",
description="X offset of the whole pattern",
default=0,
soft_max=1,
min=0,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.originy = FloatProperty(name="OriginY",
description="Y offset of the whole pattern",
default=0,
soft_max=1,
min=0,
subtype='DISTANCE',
unit='LENGTH',
update=updateMesh)
bpy.types.Object.randomuv = EnumProperty(name="UV randomization",
description="Randomization mode for the uv-offset of individual planks",
items = [('None','None','Plain mapping from top view'),
('Random','Random','Add a random offset to the plain uv map of individual planks'),
('Restricted','Restricted','Add a random offset to the plain map but keep individual planks withing the orginal border'),
('Shuffle','Shuffle','Exchange uvmaps of simlilar planks'),
('Packed','Packed','Overlap all uvs of individual planks while maintaining their proportions')],
update=updateMesh)
bpy.types.Object.modify = BoolProperty(name="Add modifiers",
description="Add bevel and solidify modifiers to the planks",
default=True,
update=updateMesh)
bpy.types.Object.preservemats = BoolProperty(name="Keep materials",
description="Keep any materials assigned to the mesh",
default=True,
update=updateMesh)
bpy.types.Object.randrotx = FloatProperty(name="X Rotation",
description="Random rotation of individual planks around x-axis",
default=0,
min=0,
soft_max=0.01,
step=(0.02 / 180) * PI,
precision=4,
subtype='ANGLE',
unit='ROTATION',
update=updateMesh)
bpy.types.Object.randroty = FloatProperty(name="Y Rotation",
description="Random rotation of individual planks around y-axis",
default=0,
min=0,
soft_max=0.01,
step=(0.02 / 180) * PI,
precision=4,
subtype='ANGLE',
unit='ROTATION',
update=updateMesh)
bpy.types.Object.randrotz = FloatProperty(name="Z Rotation",
description="Random rotation of individual planks around z-axis",
default=0,
min=0,
soft_max=0.01,
step=(0.02 / 180) * PI,
precision=4,
subtype='ANGLE',
unit='ROTATION',
update=updateMesh)
bpy.types.Object.randomthickness = FloatProperty(name="Thickness",
description="Random thickness added to a plank",
default=0,
min=0,
soft_max=0.05,
step=0.01,
precision=4,
update=updateMesh)
bpy.types.Object.hollowlong = FloatProperty(name="Hollowness along plank",
description="Amount of curvature along a plank",
default=0,
min=0,
soft_max=0.01,
step=0.01,
precision=4,
update=updateMesh)
bpy.types.Object.hollowshort = FloatProperty(name="Hollowness across plank",
description="Amount of curvature across a plank",
default=0,
min=0,
soft_max=0.01,
step=0.01,
precision=4,
update=updateMesh)
bpy.types.Object.twist = FloatProperty(name="Twist along plank",
description="Amount of twist along a plank",
default=0,
min=0,
soft_max=0.01,
step=0.01,
precision=4,
update=updateMesh)
bpy.types.Object.uvrotation = FloatProperty(name="UV Rotation",
description="Rotation of the generated UV-map",
default=0,
step=(1.0 / 180) * PI,
precision=2,
subtype='ANGLE',
unit='ROTATION',
update=updateMesh)
bpy.types.Object.uvscalex = FloatProperty(name="UV X Scale ",
description="Scale UV coordinates in the X direction",
default=1.0,
step=0.01,
precision=4,
update=updateMesh)
bpy.types.Object.uvscaley = FloatProperty(name="UV Y Scale ",
description="Scale UV coordinates in the Y direction",
default=1.0,
step=0.01,
precision=4,
update=updateMesh)
bpy.types.Object.floorplan = EnumProperty(name="Floorplan",
description="Mesh to use as a floorplan",
items = availableMeshes,
update=updateMesh)
bpy.types.Object.usefloorplan = BoolProperty(name="Use Floorplan",
description="use a mesh object as a floorplan",
default=False,
update=updateMesh)
bpy.types.Object.pattern = EnumProperty(name="Pattern",
description="Pattern of the planks",
items = [('Regular','Regular','Parallel planks'),
('Herringbone','Herringbone','Herringbone pattern'),
('Square','Square','Alternating square pattern'),
('Versaille','Versaille','Diagonal weave like pattern')],
update=updateMesh)
bpy.types.Object.borderswitch = BoolProperty(name="Switch border",
description="Order border plank in a spiral fashion",
default=False,
update=updateMesh)
class FloorBoards(bpy.types.Panel):
bl_idname = "OBJECT_PT_floorboards"
bl_label = "Floorgenerator"
bl_space_type = "VIEW_3D"
bl_region_type = "UI"
bl_category = "FloorBoards"
def draw(self, context):
layout = self.layout
if bpy.context.mode != 'OBJECT':
layout.label(text='Floorgenerator only works in OBJECT mode.')
else:
o = context.object
if 'reg' in o:
if o['reg'] == 'FloorBoards':
box = layout.box()
box.prop(o, 'pattern')
box.label(text='Floordimensions')
columns = box.row()
columns.prop(o, 'length')
columns.prop(o, 'width')
columns = box.row()
columns.prop(o, 'originx')
columns.prop(o, 'originy')
box.label(text='Planks')
if o.pattern in { 'Herringbone', 'Square', 'Versaille'}:
box.prop(o, 'planklength')
if o.pattern == 'Square':
box.prop(o, 'nsquare')
box.prop(o, 'border')
elif o.pattern != 'Versaille':
box.prop(o, 'plankwidth')
if o.pattern == 'Regular':
columns = box.row()
columns.prop(o, 'planklength')
columns.prop(o, 'planklengthvar')
columns = box.row()
columns.prop(o, 'plankwidth')
columns.prop(o, 'plankwidthvar')
box.prop(o, 'thickness')
if o.pattern == 'Regular':
columns = box.row()
col1 = columns.column()
col2 = columns.column()
col1.prop(o, 'offset')
col2.prop(o, 'randomoffset')
col2.prop(o, 'minoffset')
if o.randomoffset is True and o.minoffset is False:
col1.enabled = False
columns = box.row()
columns.prop(o, 'longgap')
columns.prop(o, 'shortgap')
if o.pattern == 'Versaille':
box.prop(o, 'borderswitch')
box.label(text='Randomness')
columns = box.row()
col1 = columns.column()
col2 = columns.column()
col1.prop(o, 'randrotx')
col1.prop(o, 'randroty')
col1.prop(o, 'randrotz')
col2.prop(o, 'hollowlong')
col2.prop(o, 'hollowshort')
col2.prop(o, 'twist')
col1.prop(o, 'randomthickness')
col2.prop(o, 'randomseed')
box.label(text='Miscellaneous:')
box.prop(o, 'usefloorplan')
if o.usefloorplan:
box.prop(o, 'floorplan')
row = box.row()
row.prop(o, 'randomuv')
row = box.row()
row.prop(o, 'uvrotation')
row = box.row()
row.prop(o, 'uvscalex')
row.prop(o, 'uvscaley')
row = box.row()
row.prop(o, 'modify')
if o.modify:
row.prop(o, 'bevel')
row = box.row()
row.prop(o,'preservemats')
else:
layout.operator('mesh.floor_boards_convert')
else:
layout.operator('mesh.floor_boards_convert')
class FloorBoardsAdd(bpy.types.Operator):
bl_idname = "mesh.floor_boards_add"
bl_label = "FloorBoards"
bl_options = {'REGISTER', 'UNDO'}
@classmethod
def poll(self, context):
return context.mode == 'OBJECT'
def execute(self, context):
bpy.ops.mesh.primitive_cube_add()
context.active_object.name = "FloorBoard"
bpy.ops.mesh.floor_boards_convert('INVOKE_DEFAULT')
return {'FINISHED'}
def menu_func(self, context):
self.layout.operator(FloorBoardsAdd.bl_idname, text="Add floor board mesh",
icon='PLUGIN')
class FloorBoardsConvert(bpy.types.Operator):
bl_idname = 'mesh.floor_boards_convert'
bl_label = 'Convert to Floorobject'
#bl_options = {"UNDO"}
def invoke(self, context, event):
o = context.object
o.reg = 'FloorBoards'
o.length = 4
return {"FINISHED"}
classes = (FloorBoardsConvert, FloorBoardsAdd, FloorBoards)
def register():
for c in classes:
bpy.utils.register_class(c)
bpy.types.VIEW3D_MT_add.append(menu_func)
def unregister():
bpy.types.VIEW3D_MT_add.remove(menu_func)
for c in classes:
bpy.utils.unregister_class(c)
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