def render(self, scene, bucket_order_info: BucketOrderInfo, multiThread: bool=True):
self.scene = scene
sample_list = [Sample(self.main_sampler, scene)]
my_bucket_orders = BucketOrder.create(bucket_order_info.width, bucket_order_info.height,
bucket_order_info.bucket_order_type)
# 1) Init a Thread pool with the desired number of threads
pool = ThreadPool(1)
# 2) Add the task to the queue
task_index = 0
for i in range(bucket_order_info.width * bucket_order_info.height):
pool.add_task(self.render_task,
task_index,
my_bucket_orders.buckets_orders[task_index],
bucket_order_info,
sample_list,
random.random() * 255)
task_index += 1
# 3) Wait for completion
pool.wait_completion()
def render(self, scene, bucket_order_info: BucketOrderInfo, multiThread: bool=True):
self.scene = scene
if self.surface_integrator is not None:
self.surface_integrator.Preprocess(scene, self.camera, self)
if self.volume_integrator is not None:
self.volume_integrator.Preprocess(scene, self.camera, self)
sample = Sample(self.main_sampler, self.surface_integrator, self.volume_integrator, scene)
if multiThread:
my_bucket_orders = BucketOrder.create(bucket_order_info.width, bucket_order_info.height,
bucket_order_info.bucket_order_type)
pool = Pool(processes=multiprocessing.cpu_count())
# pool = Pool(processes=1)
pool._wrap_exception = False
results = []
for i in range(bucket_order_info.width * bucket_order_info.height):
# for i in range(55, 56):
a = pool.apply_async(self.render_task, args=(
i, my_bucket_orders.buckets_orders[i], bucket_order_info, sample, self),
callback=self.draw)
results.append(a)
for r in results:
r.wait()
else:
bucketOrderInfo = BucketOrderInfo(BucketOrderSortType.Random, 1, 1)
self.render_task(0, 0, bucketOrderInfo, sample, self)
print("Render end")
data = write_png(self.camera.film.data, self.camera.film.width, self.camera.film.height)
with open("my_image.png", 'wb') as fd:
fd.write(data)