Sergey Sharybin
0e1d2810fe
For now main goal is to be able to request specific Vega card. In the longer term we can use this to select compute device which is a non-display, or the one which is on specific PCI slot or so.
113 lines
4.4 KiB
Python
113 lines
4.4 KiB
Python
import os
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from . import logger
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class Context:
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__slots__ = ('blender',
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'device_type',
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'device_name',
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'device_single',
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'device_index',
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'scenes',
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'scenes_dir',
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'configure_script',
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'image_output_dir',
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'single_compute_scene')
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def __init__(self):
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# Full path to blender binary.
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self.blender = "blender"
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# Type of the device to run on. It must be either CPU, CUDA or OpenCL.
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self.device_type = 'CPU'
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# Name of the device to render on.
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self.device_name = 'NAME'
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# Use single device when there are multiple one matching the name
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self.device_single = False
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# Use specified device index when device_single is truth.
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self.device_index = -1
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# By default we use empty list, it is up to the user to fill it in.
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self.scenes = []
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# It is up to the user to provide proper path to scenes.
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self.scenes_dir = ""
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# Blender-side configuration script.
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self.configure_script = "configure.py"
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# Directory where render result images will be saved.
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# Empty means no results are saved.
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self.image_output_dir = ""
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# There is only one file for each of compute device types, which will
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# do some post-load setup for compute device and tile size.
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self.single_compute_scene = False
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def listAllScenes(self, directory):
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import os
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if not os.path.exists(directory):
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logger.ERROR("Non-exiting directory {}" . format(directory))
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return []
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if not os.path.isdir(directory):
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logger.ERROR("Not a directory {}" . format(directory))
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return []
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all_scenes = sorted(os.listdir(directory))
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usable_scenes = []
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for scene in all_scenes:
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scene_filename = self.getSceneFilename(scene, do_checks=False)
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if os.path.exists(scene_filename) and \
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os.path.isfile(scene_filename):
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usable_scenes.append(scene)
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return usable_scenes
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def printSummary(self):
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logger.INFO("Benchmark summary:")
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logger.INFO(" Device type: {}" . format(self.device_type))
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if self.device_name:
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logger.INFO(" Device name: {}" . format(self.device_name))
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logger.INFO(" Scenes: {}" . format(", ".join(self.scenes)))
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def verify(self):
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if not os.path.exists(self.blender):
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logger.ERROR("Missing blender: {}" . format(self.blender))
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return False
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if not os.path.isfile(self.blender):
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logger.ERROR("Blender is not a file: {}" . format(self.blender))
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return False
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if not os.path.exists(self.configure_script):
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logger.ERROR("Missing configuration script: {}" .
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format(self.configure_script))
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return False
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if not os.path.isfile(self.configure_script):
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logger.ERROR("Configuration script is not a file: {}" .
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format(self.configure_script))
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return False
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if self.image_output_dir:
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if not os.path.exists(self.image_output_dir):
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logger.ERROR("Missing image output directory: {}" .
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format(self.image_output_dir))
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return False
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if not os.path.isdir(self.image_output_dir):
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logger.ERROR("Image out is not a directory: {}" .
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format(self.image_output_dir))
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return False
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return True
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def getDeviceFileSuffix(self):
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if self.single_compute_scene:
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return ""
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elif self.device_type == 'CPU':
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return '_cpu'
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elif self.device_type in ('CUDA', 'OPENCL', 'GPU'):
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return '_gpu'
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else:
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logger.FATAL("Unknown device type: {}" . format(self.device_type))
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return ""
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def getSceneFilename(self, scene, do_checks=True):
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suffix = self.getDeviceFileSuffix()
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blendfile = scene + suffix + ".blend"
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filepath = os.path.join(self.scenes_dir, scene, blendfile)
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if do_checks:
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if not os.path.exists(filepath):
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logger.FATAL("File not file: {}" . format(filepath))
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if not os.path.isfile(filepath):
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logger.FATAL("Scene is not a file: {}" . format(filepath))
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return filepath
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