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Fix Python errors batch generating preview images.

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This commit is contained in:
Brecht Van Lommel
2019-01-11 16:18:00 +01:00
parent 854485b4b3
commit a1764cedbd
1 changed files with 24 additions and 24 deletions
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48
release/scripts/modules/bl_previews_utils/bl_previews_render.py
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@@ -43,7 +43,7 @@ def rna_backup_gen(data, include_props=None, exclude_props=None, root=()):
# only writable properties...
for p in data.bl_rna.properties:
pid = p.identifier
if pid == "rna_type":
if pid == "rna_type" or pid == "original":
continue
path = root + (pid,)
if include_props is not None and path not in include_props:
@@ -82,7 +82,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
def render_context_create(engine, objects_ignored):
if engine == '__SCENE':
backup_scene, backup_world, backup_camera, backup_light, backup_camera_data, backup_light_data = [()] * 6
scene = bpy.context.screen.scene
scene = bpy.context.window.scene
exclude_props = {('world',), ('camera',), ('tool_settings',), ('preview',)}
backup_scene = tuple(rna_backup_gen(scene, exclude_props=exclude_props))
world = scene.world
@@ -95,7 +95,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
camera = bpy.data.objects.new("TEMP_preview_render_camera", camera_data)
camera.rotation_euler = Euler((1.1635528802871704, 0.0, 0.7853981852531433), 'XYZ') # (66.67, 0.0, 45.0)
scene.camera = camera
scene.objects.link(camera)
scene.collection.objects.link(camera)
# TODO: add light if none found in scene?
light = None
light_data = None
@@ -115,12 +115,12 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
camera.rotation_euler = Euler((1.1635528802871704, 0.0, 0.7853981852531433), 'XYZ') # (66.67, 0.0, 45.0)
scene.camera = camera
scene.objects.link(camera)
scene.collection.objects.link(camera)
light.rotation_euler = Euler((0.7853981852531433, 0.0, 1.7453292608261108), 'XYZ') # (45.0, 0.0, 100.0)
light_data.falloff_type = 'CONSTANT'
light_data.spot_size = 1.0471975803375244 # 60
scene.objects.link(light)
scene.collection.objects.link(light)
scene.render.engine = 'CYCLES'
scene.cycles.film_transparent = True
@@ -158,9 +158,9 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
scene.world = None
scene.camera = None
if render_context.camera:
scene.objects.unlink(bpy.data.objects[render_context.camera, None])
scene.collection.objects.unlink(bpy.data.objects[render_context.camera, None])
if render_context.light:
scene.objects.unlink(bpy.data.objects[render_context.light, None])
scene.collection.objects.unlink(bpy.data.objects[render_context.light, None])
bpy.data.scenes.remove(scene, do_unlink=True)
scene = None
else:
@@ -189,7 +189,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
if render_context.backup_camera is None:
if scene is not None:
scene.camera = None
scene.objects.unlink(camera)
scene.collection.objects.unlink(camera)
camera.user_clear()
bpy.data.objects.remove(camera)
bpy.data.cameras.remove(bpy.data.cameras[render_context.camera_data, None])
@@ -206,7 +206,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
light = bpy.data.objects[render_context.light, None]
if render_context.backup_light is None:
if scene is not None:
scene.objects.unlink(light)
scene.collection.objects.unlink(light)
light.user_clear()
bpy.data.objects.remove(light)
bpy.data.lights.remove(bpy.data.lights[render_context.light_data, None])
@@ -243,8 +243,8 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
ob_bbox = ((-ob.scale.x, -ob.scale.y, -ob.scale.z), (ob.scale.x, ob.scale.y, ob.scale.z))
for v in ob_bbox:
v = offset_matrix * Vector(v) if offset_matrix is not None else Vector(v)
v = ob_space.matrix_world.inverted() * ob.matrix_world * v
v = offset_matrix @ Vector(v) if offset_matrix is not None else Vector(v)
v = ob_space.matrix_world.inverted() @ ob.matrix_world @ v
if bbox[0].x > v.x:
bbox[0].x = v.x
if bbox[0].y > v.y:
@@ -264,8 +264,8 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
ob = bpy.data.objects[obname, libpath]
object_bbox_merge(bbox, ob, camera, offset_matrix)
# Our bbox has been generated in camera local space, bring it back in world one
bbox[0][:] = camera.matrix_world * bbox[0]
bbox[1][:] = camera.matrix_world * bbox[1]
bbox[0][:] = camera.matrix_world @ bbox[0]
bbox[1][:] = camera.matrix_world @ bbox[1]
cos = (
bbox[0].x, bbox[0].y, bbox[0].z,
bbox[0].x, bbox[0].y, bbox[1].z,
@@ -284,7 +284,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
camera = bpy.data.objects[render_context.camera, None]
light = bpy.data.objects[render_context.light, None] if render_context.light is not None else None
cos = objects_bbox_calc(camera, objects, offset_matrix)
loc, ortho_scale = camera.camera_fit_coords(scene, cos)
loc, ortho_scale = camera.camera_fit_coords(bpy.context.depsgraph, cos)
camera.location = loc
# Set camera clipping accordingly to computed bbox.
min_dist = 1e24
@@ -298,7 +298,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
camera.data.clip_start = min_dist / 2
camera.data.clip_end = max_dist * 2
if light:
loc, ortho_scale = light.camera_fit_coords(scene, cos)
loc, ortho_scale = light.camera_fit_coords(bpy.context.depsgraph, cos)
light.location = loc
scene.update()
@@ -322,7 +322,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
objects_ignored = set()
collections_ignored = set()
prev_scenename = bpy.context.screen.scene.name
prev_scenename = bpy.context.window.scene.name
if do_objects:
prev_shown = {ob.name: ob.hide_render for ob in ids_nolib(bpy.data.objects)}
@@ -343,12 +343,12 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
render_contexts['CYCLES'] = render_context
scene = bpy.data.scenes[render_context.scene, None]
bpy.context.screen.scene = scene
bpy.context.window.scene = scene
for obname, libpath in objects:
ob = bpy.data.objects[obname, libpath]
if obname not in scene.objects:
scene.objects.link(ob)
scene.collection.objects.link(ob)
ob.hide_render = False
scene.update()
@@ -366,7 +366,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
scene = bpy.data.scenes[render_context.scene, None]
for obname, libpath in objects:
ob = bpy.data.objects[obname, libpath]
scene.objects.unlink(ob)
scene.collection.objects.unlink(ob)
ob.hide_render = True
for ob in ids_nolib(bpy.data.objects):
@@ -387,7 +387,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
render_contexts['CYCLES'] = render_context
scene = bpy.data.scenes[render_context.scene, None]
bpy.context.screen.scene = scene
bpy.context.window.scene = scene
bpy.ops.object.collection_instance_add(collection=grp.name)
grp_ob = next((ob for ob in scene.objects if ob.instance_collection and ob.instance_collection.name == grp.name))
@@ -399,9 +399,9 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
preview_render_do(render_context, 'collections', grp.name, objects, offset_matrix)
scene = bpy.data.scenes[render_context.scene, None]
scene.objects.unlink(bpy.data.objects[grp_obname, None])
scene.collection.objects.unlink(bpy.data.objects[grp_obname, None])
bpy.context.screen.scene = bpy.data.scenes[prev_scenename, None]
bpy.context.window.scene = bpy.data.scenes[prev_scenename, None]
for render_context in render_contexts.values():
if not render_context_delete(render_context):
do_save = False # Do not save file if something went wrong here, we could 'pollute' it with temp data...
@@ -409,7 +409,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
if do_scenes:
for scene in ids_nolib(bpy.data.scenes):
has_camera = scene.camera is not None
bpy.context.screen.scene = scene
bpy.context.window.scene = scene
render_context = render_context_create('__SCENE', objects_ignored)
scene.update()
@@ -424,7 +424,7 @@ def do_previews(do_objects, do_collections, do_scenes, do_data_intern):
if not render_context_delete(render_context):
do_save = False
bpy.context.screen.scene = bpy.data.scenes[prev_scenename, None]
bpy.context.window.scene = bpy.data.scenes[prev_scenename, None]
if do_save:
print("Saving %s..." % bpy.data.filepath)
try: