Newer
Older
# ##### 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 #####
import bpy
import subprocess
import os
import sys
import time
import math
import platform as pltfrm
if pltfrm.architecture()[0] == '64bit':
bitness = 64
else:
bitness = 32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
##############################SF###########################
##############find image texture
def splitExt(path):
dotidx = path.rfind('.')
if dotidx == -1:
return path, ''
else:
return (path[dotidx:]).upper().replace('.','')
def imageFormat(imgF):
ext = ""
ext_orig = splitExt(imgF)
if ext_orig == 'JPG' or ext_orig == 'JPEG': ext='jpeg'
if ext_orig == 'GIF': ext = 'gif'
if ext_orig == 'TGA': ext = 'tga'
if ext_orig == 'IFF': ext = 'iff'
if ext_orig == 'PPM': ext = 'ppm'
if ext_orig == 'PNG': ext = 'png'
if ext_orig == 'SYS': ext = 'sys'
if ext_orig in ('TIFF', 'TIF'): ext = 'tiff'
if ext_orig == 'EXR': ext = 'exr'#POV3.7 Only!
if ext_orig == 'HDR': ext = 'hdr'#POV3.7 Only! --MR
print(imgF)
if not ext: print(' WARNING: texture image format not supported ') # % (imgF , '')) #(ext_orig)))
return ext
def imgMap(ts):
image_map=''
if ts.mapping=='FLAT':image_map= ' map_type 0 '
if ts.mapping=='SPHERE':image_map= ' map_type 1 '# map_type 7 in megapov
if ts.mapping=='TUBE':image_map= ' map_type 2 '
#if ts.mapping=='?':image_map= ' map_type 3 '# map_type 3 and 4 in development (?) for Povray, currently they just seem to default back to Flat (type 0)
#if ts.mapping=='?':image_map= ' map_type 4 '# map_type 3 and 4 in development (?) for Povray, currently they just seem to default back to Flat (type 0)
if ts.texture.use_interpolation: image_map+= " interpolate 2 "
if ts.texture.extension == 'CLIP': image_map+=' once '
#image_map+='}'
#if ts.mapping=='CUBE':image_map+= 'warp { cubic } rotate <-90,0,180>' #no direct cube type mapping. Though this should work in POV 3.7 it doesn't give that good results(best suited to environment maps?)
#if image_map=='': print(' No texture image found ')
return image_map
def imgMapBG(wts):
image_mapBG=''
if wts.texture_coords== 'VIEW':image_mapBG= ' map_type 0 ' #texture_coords refers to the mapping of world textures
if wts.texture_coords=='ANGMAP':image_mapBG= ' map_type 1 '
if wts.texture_coords=='TUBE':image_mapBG= ' map_type 2 '
if wts.texture.use_interpolation: image_mapBG+= " interpolate 2 "
if wts.texture.extension == 'CLIP': image_mapBG+=' once '
#image_mapBG+='}'
#if wts.mapping=='CUBE':image_mapBG+= 'warp { cubic } rotate <-90,0,180>' #no direct cube type mapping. Though this should work in POV 3.7 it doesn't give that good results(best suited to environment maps?)
#if image_mapBG=='': print(' No background texture image found ')
return image_mapBG
def splitFile(path):
idx = path.rfind('/')
if idx == -1:
idx = path.rfind('\\')
return path[idx:].replace("/", "").replace("\\", "")
def splitPath(path):
idx = path.rfind('/')
if idx == -1:
return path, ''
else:
return path[:idx]
def findInSubDir(filename, subdirectory=''):
pahFile=''
if subdirectory:
path = subdirectory
else:
path = os.getcwd()
try:
for root, dirs, names in os.walk(path):
if filename in names:
pahFile = os.path.join(root, filename)
return pahFile
except: #OSError: #was that the proper error type?
return ''
def path_image(image):
import os
fn = bpy.path.abspath(image)
fn_strip = os.path.basename(fn)
if not os.path.isfile(fn):
fn=(findInSubDir(splitFile(fn),splitPath(bpy.data.filepath)))
()
return fn
##############end find image texture
##############safety string name material
def safety(name, Level):
# Level=1 is for texture with No specular nor Mirror reflection
# Level=2 is for texture with translation of spec and mir levels for when no map influences them
# Level=3 is for texture with Maximum Spec and Mirror
try:
if int(name) > 0: prefix='shader'
except: prefix=''
prefix='shader_'
if Level == 2:
return prefix+name
elif Level == 1:
return prefix+name+'0'#used for 0 of specular map
elif Level == 3:
return prefix+name+'1'#used for 1 of specular map
##def safety0(name): #used for 0 of specular map
## try:
## if int(name) > 0: prefix='shader'
## except: prefix=''
## prefix='shader_'
## return prefix+name+'0'
##
##def safety1(name): #used for 1 of specular map
## try:
## if int(name) > 0: prefix='shader'
## except: prefix=''
## prefix='shader_'
## return prefix+name+'1'
##############end safety string name material
##############################EndSF###########################
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
def write_pov(filename, scene=None, info_callback=None):
file = open(filename, 'w')
# Only for testing
if not scene:
scene = bpy.data.scenes[0]
render = scene.render
world = scene.world
def uniqueName(name, nameSeq):
if name not in nameSeq:
return name
name_orig = name
i = 1
while name in nameSeq:
name = '%s_%.3d' % (name_orig, i)
i += 1
return name
def writeMatrix(matrix):
file.write('\tmatrix <%.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f, %.6f>\n' %\
(matrix[0][0], matrix[0][1], matrix[0][2], matrix[1][0], matrix[1][1], matrix[1][2], matrix[2][0], matrix[2][1], matrix[2][2], matrix[3][0], matrix[3][1], matrix[3][2]))
def writeObjectMaterial(material):
if material: #and material.transparency_method == 'RAYTRACE':#Commented out: always write IOR to be able to use it for SSS, Fresnel reflections...
#But there can be only one!
if material.subsurface_scattering.use:#SSS IOR get highest priority
file.write('\tinterior { ior %.6f\n' % material.subsurface_scattering.ior)
elif material.pov_mirror_use_IOR:#Then the raytrace IOR taken from raytrace transparency properties and used for reflections if IOR Mirror option is checked
file.write('\tinterior { ior %.6f\n' % material.raytrace_transparency.ior)
else:
file.write('\tinterior { ior %.6f\n' % material.raytrace_transparency.ior)
#If only Raytrace transparency is set, its IOR will be used for refraction, but user can set up "un-physical" fresnel reflections in raytrace mirror parameters.
#Last, if none of the above is specified, user can set up "un-physical" fresnel reflections in raytrace mirror parameters. And pov IOR defaults to 1.
if material.pov_caustics_enable:
if material.pov_fake_caustics:
file.write('\tcaustics %.3g\n' % material.pov_fake_caustics_power)
if material.pov_photons_refraction:
Loading
Loading full blame...