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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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
# ##### END GPL LICENSE BLOCK #####
import bpy
import sys, os, re
import http, http.client, http.server, urllib
import subprocess, shutil, time, hashlib
import json
import netrender
import netrender.model
import netrender.slave as slave
import netrender.master as master
from netrender.utils import *
def addFluidFiles(job, path):
if os.path.exists(path):
pattern = re.compile("fluidsurface_(final|preview)_([0-9]+)\.(bobj|bvel)\.gz")
for fluid_file in sorted(os.listdir(path)):
match = pattern.match(fluid_file)
if match:
# fluid frames starts at 0, which explains the +1
# This is stupid
current_frame = int(match.groups()[1]) + 1
job.addFile(path + fluid_file, current_frame, current_frame)
def addPointCache(job, ob, point_cache, default_path):
if not point_cache.use_disk_cache:
return
name = point_cache.name
if name == "":
name = "".join(["%02X" % ord(c) for c in ob.name])
cache_path = bpy.path.abspath(point_cache.filepath) if point_cache.use_external else default_path
index = "%02i" % point_cache.index
if os.path.exists(cache_path):
pattern = re.compile(name + "_([0-9]+)_" + index + "\.bphys")
cache_files = []
for cache_file in sorted(os.listdir(cache_path)):
match = pattern.match(cache_file)
if match:
cache_frame = int(match.groups()[0])
cache_files.append((cache_frame, cache_file))
cache_files.sort()
if len(cache_files) == 1:
cache_frame, cache_file = cache_files[0]
job.addFile(cache_path + cache_file, cache_frame, cache_frame)
else:
for i in range(len(cache_files)):
current_item = cache_files[i]
next_item = cache_files[i+1] if i + 1 < len(cache_files) else None
previous_item = cache_files[i - 1] if i > 0 else None
current_frame, current_file = current_item
if not next_item and not previous_item:
job.addFile(cache_path + current_file, current_frame, current_frame)
elif next_item and not previous_item:
next_frame = next_item[0]
job.addFile(cache_path + current_file, current_frame, next_frame - 1)
elif not next_item and previous_item:
previous_frame = previous_item[0]
job.addFile(cache_path + current_file, previous_frame + 1, current_frame)
else:
next_frame = next_item[0]
previous_frame = previous_item[0]
job.addFile(cache_path + current_file, previous_frame + 1, next_frame - 1)
def fillCommonJobSettings(job, job_name, netsettings):
job.name = job_name
job.category = netsettings.job_category
for slave in netrender.blacklist:
job.blacklist.append(slave.id)
job.chunks = netsettings.chunks
job.priority = netsettings.priority
if netsettings.job_type == "JOB_BLENDER":
job.type = netrender.model.JOB_BLENDER
elif netsettings.job_type == "JOB_PROCESS":
job.type = netrender.model.JOB_PROCESS
elif netsettings.job_type == "JOB_VCS":
job.type = netrender.model.JOB_VCS
def clientSendJob(conn, scene, anim = False):
netsettings = scene.network_render
if netsettings.job_type == "JOB_BLENDER":
return clientSendJobBlender(conn, scene, anim)
elif netsettings.job_type == "JOB_VCS":
return clientSendJobVCS(conn, scene, anim)
def clientSendJobVCS(conn, scene, anim = False):
netsettings = scene.network_render
job = netrender.model.RenderJob()
if anim:
for f in range(scene.frame_start, scene.frame_end + 1):
job.addFrame(f)
else:
job.addFrame(scene.frame_current)
filename = bpy.data.filepath
if not filename.startswith(netsettings.vcs_wpath):
# this is an error, need better way to handle this
return
filename = filename[len(netsettings.vcs_wpath):]
if filename[0] in (os.sep, os.altsep):
filename = filename[1:]
print("CREATING VCS JOB", filename)
job.addFile(filename, signed=False)
job_name = netsettings.job_name
path, name = os.path.split(filename)
if job_name == "[default]":
job_name = name
fillCommonJobSettings(job, job_name, netsettings)
# VCS Specific code
job.version_info = netrender.model.VersioningInfo()
job.version_info.system = netsettings.vcs_system
job.version_info.wpath = netsettings.vcs_wpath
job.version_info.rpath = netsettings.vcs_rpath
job.version_info.revision = netsettings.vcs_revision
# try to send path first
conn.request("POST", "/job", json.dumps(job.serialize()))
response = conn.getresponse()
response.read()
job_id = response.getheader("job-id")
# a VCS job is always good right now, need error handling
return job_id
def clientSendJobBlender(conn, scene, anim = False):
netsettings = scene.network_render
job = netrender.model.RenderJob()
if anim:
for f in range(scene.frame_start, scene.frame_end + 1):
job.addFrame(f)
else:
job.addFrame(scene.frame_current)
filename = bpy.data.filepath
job.addFile(filename)
job_name = netsettings.job_name
path, name = os.path.split(filename)
if job_name == "[default]":
job_name = name
###########################
# LIBRARIES
###########################
for lib in bpy.data.libraries:
file_path = bpy.path.abspath(lib.filepath)
if os.path.exists(file_path):
job.addFile(file_path)
###########################
# IMAGES
###########################
for image in bpy.data.images:
if image.source == "FILE" and not image.packed_file:
file_path = bpy.path.abspath(image.filepath)
if os.path.exists(file_path):
job.addFile(file_path)
tex_path = os.path.splitext(file_path)[0] + ".tex"
if os.path.exists(tex_path):
job.addFile(tex_path)
###########################
# FLUID + POINT CACHE
###########################
root, ext = os.path.splitext(name)
default_path = path + os.sep + "blendcache_" + root + os.sep # need an API call for that
for object in bpy.data.objects:
for modifier in object.modifiers:
if modifier.type == 'FLUID_SIMULATION' and modifier.settings.type == "DOMAIN":
addFluidFiles(job, bpy.path.abspath(modifier.settings.filepath))
elif modifier.type == "CLOTH":
addPointCache(job, object, modifier.point_cache, default_path)
elif modifier.type == "SOFT_BODY":
addPointCache(job, object, modifier.point_cache, default_path)
elif modifier.type == "SMOKE" and modifier.smoke_type == "TYPE_DOMAIN":
addPointCache(job, object, modifier.domain_settings.point_cache, default_path)
elif modifier.type == "MULTIRES" and modifier.is_external:
file_path = bpy.path.abspath(modifier.filepath)
job.addFile(file_path)
# particles modifier are stupid and don't contain data
# we have to go through the object property
for psys in object.particle_systems:
addPointCache(job, object, psys.point_cache, default_path)
#print(job.files)
fillCommonJobSettings(job, job_name, netsettings)
# try to send path first
conn.request("POST", "/job", json.dumps(job.serialize()))
response = conn.getresponse()
response.read()
job_id = response.getheader("job-id")
# if not ACCEPTED (but not processed), send files
if response.status == http.client.ACCEPTED:
for rfile in job.files:
f = open(rfile.filepath, "rb")
conn.request("PUT", fileURL(job_id, rfile.index), f)
f.close()
response = conn.getresponse()
response.read()
# server will reply with ACCEPTED until all files are found
return job_id
def requestResult(conn, job_id, frame):
conn.request("GET", renderURL(job_id, frame))
class NetworkRenderEngine(bpy.types.RenderEngine):
bl_idname = 'NET_RENDER'
bl_label = "Network Render"
bl_postprocess = False
def render(self, scene):
if scene.network_render.mode == "RENDER_CLIENT":
self.render_client(scene)
elif scene.network_render.mode == "RENDER_SLAVE":
self.render_slave(scene)
elif scene.network_render.mode == "RENDER_MASTER":
self.render_master(scene)
else:
print("UNKNOWN OPERATION MODE")
def render_master(self, scene):
netsettings = scene.network_render
address = "" if netsettings.server_address == "[default]" else netsettings.server_address
master.runMaster((address, netsettings.server_port), netsettings.use_master_broadcast, netsettings.use_master_clear, bpy.path.abspath(netsettings.path), self.update_stats, self.test_break)
def render_slave(self, scene):
slave.render_slave(self, scene.network_render, scene.render.threads)
def render_client(self, scene):
netsettings = scene.network_render
self.update_stats("", "Network render client initiation")
conn = clientConnection(netsettings.server_address, netsettings.server_port)
if conn:
# Sending file
self.update_stats("", "Network render exporting")
new_job = False
job_id = netsettings.job_id
# reading back result
self.update_stats("", "Network render waiting for results")
requestResult(conn, job_id, scene.frame_current)
response = conn.getresponse()
buf = response.read()
if response.status == http.client.NO_CONTENT:
new_job = True
netsettings.job_id = clientSendJob(conn, scene)
job_id = netsettings.job_id
requestResult(conn, job_id, scene.frame_current)
response = conn.getresponse()
buf = response.read()
while response.status == http.client.ACCEPTED and not self.test_break():
time.sleep(1)
requestResult(conn, job_id, scene.frame_current)
response = conn.getresponse()
buf = response.read()
# cancel new jobs (animate on network) on break
if self.test_break() and new_job:
conn.request("POST", cancelURL(job_id))
response = conn.getresponse()
response.read()
print( response.status, response.reason )
netsettings.job_id = 0
if response.status != http.client.OK:
conn.close()
return
r = scene.render
x= int(r.resolution_x*r.resolution_percentage*0.01)
y= int(r.resolution_y*r.resolution_percentage*0.01)
result_path = os.path.join(bpy.path.abspath(netsettings.path), "output.exr")
folder = os.path.split(result_path)[0]
if not os.path.exists(folder):
os.mkdir(folder)
f = open(result_path, "wb")
f.write(buf)
f.close()
result = self.begin_result(0, 0, x, y)
result.load_from_file(result_path)
self.end_result(result)
conn.close()
def compatible(module):
module = __import__(module)
for subclass in module.__dict__.values():
try: subclass.COMPAT_ENGINES.add('NET_RENDER')
except: pass
del module
compatible("properties_world")
compatible("properties_material")
compatible("properties_data_mesh")
compatible("properties_data_camera")
compatible("properties_texture")
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