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# <pep8-80 compliant>
# ##### 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
__author__ = "Alexander Milovsky, Nutti <nutti.metro@gmail.com>"
__status__ = "production"
__version__ = "5.1"
__date__ = "24 Feb 2018"
from math import sin, cos, pi
import bpy
import bmesh
from bpy.props import (
FloatProperty,
FloatVectorProperty,
BoolProperty
)
from mathutils import Vector
from .. import common
class MUV_UVWBoxMap(bpy.types.Operator):
bl_idname = "uv.muv_uvw_box_map"
bl_label = "Box Map"
bl_options = {'REGISTER', 'UNDO'}
size = FloatProperty(
name="Size",
default=1.0,
precision=4
)
rotation = FloatVectorProperty(
name="XYZ Rotation",
size=3,
default=(0.0, 0.0, 0.0)
)
offset = FloatVectorProperty(
name="XYZ Offset",
size=3,
default=(0.0, 0.0, 0.0)
)
tex_aspect = FloatProperty(
name="Texture Aspect",
default=1.0,
precision=4
)
assign_uvmap = BoolProperty(
name="Assign UVMap",
description="Assign UVMap when no UVmaps are available",
default=True
)
@classmethod
def poll(cls, context):
obj = context.active_object
return obj and obj.type == 'MESH'
def execute(self, context):
obj = context.active_object
bm = bmesh.from_edit_mesh(obj.data)
if common.check_version(2, 73, 0) >= 0:
bm.faces.ensure_lookup_table()
# get UV layer
if not bm.loops.layers.uv:
if self.assign_uvmap:
bm.loops.layers.uv.new()
else:
self.report(
{'WARNING'}, "Object must have more than one UV map")
return {'CANCELLED'}
uv_layer = bm.loops.layers.uv.verify()
scale = 1.0 / self.size
sx = 1.0 * scale
sy = 1.0 * scale
sz = 1.0 * scale
ofx = self.offset[0]
ofy = self.offset[1]
ofz = self.offset[2]
rx = self.rotation[0] * pi / 180.0
ry = self.rotation[1] * pi / 180.0
rz = self.rotation[2] * pi / 180.0
aspect = self.tex_aspect
sel_faces = [f for f in bm.faces if f.select]
# update UV coordinate
for f in sel_faces:
n = f.normal
for l in f.loops:
co = l.vert.co
x = co.x * sx
y = co.y * sy
z = co.z * sz
# X-plane
if abs(n[0]) >= abs(n[1]) and abs(n[0]) >= abs(n[2]):
if n[0] >= 0.0:
u = (y - ofy) * cos(rx) + (z - ofz) * sin(rx)
v = -(y * aspect - ofy) * sin(rx) +\
(z * aspect - ofz) * cos(rx)
else:
u = -(y - ofy) * cos(rx) + (z - ofz) * sin(rx)
v = (y * aspect - ofy) * sin(rx) +\
(z * aspect - ofz) * cos(rx)
# Y-plane
elif abs(n[1]) >= abs(n[0]) and abs(n[1]) >= abs(n[2]):
if n[1] >= 0.0:
u = -(x - ofx) * cos(ry) + (z - ofz) * sin(ry)
v = (x * aspect - ofx) * sin(ry) +\
(z * aspect - ofz) * cos(ry)
else:
u = (x - ofx) * cos(ry) + (z - ofz) * sin(ry)
v = -(x * aspect - ofx) * sin(ry) +\
(z * aspect - ofz) * cos(ry)
# Z-plane
else:
if n[2] >= 0.0:
u = (x - ofx) * cos(rz) + (y - ofy) * sin(rz)
v = -(x * aspect - ofx) * sin(rz) +\
(y * aspect - ofy) * cos(rz)
else:
u = -(x - ofx) * cos(rz) - (y + ofy) * sin(rz)
v = -(x * aspect + ofx) * sin(rz) +\
(y * aspect - ofy) * cos(rz)
l[uv_layer].uv = Vector((u, v))
bmesh.update_edit_mesh(obj.data)
return {'FINISHED'}
class MUV_UVWBestPlanerMap(bpy.types.Operator):
bl_idname = "uv.muv_uvw_best_planer_map"
bl_label = "Best Planer Map"
bl_options = {'REGISTER', 'UNDO'}
size = FloatProperty(
name="Size",
default=1.0,
precision=4
)
rotation = FloatProperty(
name="XY Rotation",
default=0.0
)
offset = FloatVectorProperty(
name="XY Offset",
size=2,
default=(0.0, 0.0)
)
tex_aspect = FloatProperty(
name="Texture Aspect",
default=1.0,
precision=4
)
assign_uvmap = BoolProperty(
name="Assign UVMap",
description="Assign UVMap when no UVmaps are available",
default=True
)
@classmethod
def poll(cls, context):
obj = context.active_object
return obj and obj.type == 'MESH'
def execute(self, context):
obj = context.active_object
bm = bmesh.from_edit_mesh(obj.data)
if common.check_version(2, 73, 0) >= 0:
bm.faces.ensure_lookup_table()
# get UV layer
if not bm.loops.layers.uv:
if self.assign_uvmap:
bm.loops.layers.uv.new()
else:
self.report(
{'WARNING'}, "Object must have more than one UV map")
return {'CANCELLED'}
uv_layer = bm.loops.layers.uv.verify()
scale = 1.0 / self.size
sx = 1.0 * scale
sy = 1.0 * scale
ofx = self.offset[0]
ofy = self.offset[1]
rz = self.rotation * pi / 180.0
aspect = self.tex_aspect
sel_faces = [f for f in bm.faces if f.select]
# calculate average of normal
n_ave = Vector((0.0, 0.0, 0.0))
for f in sel_faces:
n_ave = n_ave + f.normal
q = n_ave.rotation_difference(Vector((0.0, 0.0, 1.0)))
# update UV coordinate
for f in sel_faces:
for l in f.loops:
co = q * l.vert.co
x = co.x * sx
y = co.y * sy
u = x * cos(rz) - y * sin(rz) + ofx
v = -x * aspect * sin(rz) - y * aspect * cos(rz) + ofy
l[uv_layer].uv = Vector((u, v))
bmesh.update_edit_mesh(obj.data)
return {'FINISHED'}
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