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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 #####
# <pep8 compliant>
import bpy
import os
from bpy.types import Operator
from bpy.props import FloatProperty
from mathutils import (
Vector,
Matrix,
)
def CLIP_spaces_walk(context, all_screens, tarea, tspace, callback, *args):
screens = bpy.data.screens if all_screens else [context.screen]
for screen in screens:
for area in screen.areas:
if area.type == tarea:
for space in area.spaces:
if space.type == tspace:
callback(space, *args)
def CLIP_set_viewport_background(context, all_screens, clip, clip_user):
def set_background(space_v3d, clip, user):
bgpic = None
for x in space_v3d.background_images:
if x.source == 'MOVIE_CLIP':
bgpic = x
break
if not bgpic:
bgpic = space_v3d.background_images.new()
bgpic.source = 'MOVIE_CLIP'
bgpic.clip = clip
bgpic.clip_user.proxy_render_size = user.proxy_render_size
bgpic.clip_user.use_render_undistorted = True
bgpic.use_camera_clip = False
bgpic.view_axis = 'CAMERA'
space_v3d.show_background_images = True
CLIP_spaces_walk(context, all_screens, 'VIEW_3D', 'VIEW_3D',
set_background, clip, clip_user)
def CLIP_camera_for_clip(context, clip):
scene = context.scene
camera = scene.camera
for ob in scene.objects:
if ob.type == 'CAMERA':
for con in ob.constraints:
if con.type == 'CAMERA_SOLVER':
cur_clip = scene.active_clip if con.use_active_clip else con.clip
if cur_clip == clip:
return ob
return camera
def CLIP_track_view_selected(sc, track):
if track.select_anchor:
return True
if sc.show_marker_pattern and track.select_pattern:
return True
if sc.show_marker_search and track.select_search:
return True
return False
def CLIP_default_settings_from_track(clip, track, framenr):
settings = clip.tracking.settings
width = clip.size[0]
height = clip.size[1]
marker = track.markers.find_frame(framenr, False)
pattern_bb = marker.pattern_bound_box
pattern = Vector(pattern_bb[1]) - Vector(pattern_bb[0])
search = marker.search_max - marker.search_min
pattern[0] = pattern[0] * width
pattern[1] = pattern[1] * height
search[0] = search[0] * width
search[1] = search[1] * height
settings.default_correlation_min = track.correlation_min
settings.default_pattern_size = max(pattern[0], pattern[1])
settings.default_search_size = max(search[0], search[1])
settings.default_frames_limit = track.frames_limit
settings.default_pattern_match = track.pattern_match
settings.default_margin = track.margin
settings.default_motion_model = track.motion_model
settings.use_default_brute = track.use_brute
settings.use_default_normalization = track.use_normalization
settings.use_default_mask = track.use_mask
settings.use_default_red_channel = track.use_red_channel
settings.use_default_green_channel = track.use_green_channel
settings.use_default_blue_channel = track.use_blue_channel
settings.default_weight = track.weight
class CLIP_OT_filter_tracks(bpy.types.Operator):
"""Filter tracks which has weirdly looking spikes in motion curves"""
bl_label = "Filter Tracks"
bl_idname = "clip.filter_tracks"
bl_options = {'UNDO', 'REGISTER'}
track_threshold = FloatProperty(
name="Track Threshold",
description="Filter Threshold to select problematic tracks",
default=5.0,
)
@staticmethod
def _filter_values(context, threshold):
def get_marker_coordinates_in_pixels(clip_size, track, frame_number):
marker = track.markers.find_frame(frame_number)
return Vector((marker.co[0] * clip_size[0], marker.co[1] * clip_size[1]))
def marker_velocity(clip_size, track, frame):
marker_a = get_marker_coordinates_in_pixels(clip_size, track, frame)
marker_b = get_marker_coordinates_in_pixels(clip_size, track, frame - 1)
return marker_a - marker_b
scene = context.scene
frame_start = scene.frame_start
frame_end = scene.frame_end
clip = context.space_data.clip
clip_size = clip.size[:]
bpy.ops.clip.clean_tracks(frames=10, action='DELETE_TRACK')
tracks_to_clean = set()
for frame in range(frame_start, frame_end + 1):
# Find tracks with markers in both this frame and the previous one.
relevant_tracks = [
track for track in clip.tracking.tracks
if (track.markers.find_frame(frame) and
track.markers.find_frame(frame - 1))]
if not relevant_tracks:
continue
# Get average velocity and deselect track.
average_velocity = Vector((0.0, 0.0))
for track in relevant_tracks:
track.select = False
average_velocity += marker_velocity(clip_size, track, frame)
if len(relevant_tracks) >= 1:
average_velocity = average_velocity / len(relevant_tracks)
# Then find all markers that behave differently than the average.
for track in relevant_tracks:
track_velocity = marker_velocity(clip_size, track, frame)
distance = (average_velocity - track_velocity).length
if distance > threshold:
tracks_to_clean.add(track)
for track in tracks_to_clean:
track.select = True
return len(tracks_to_clean)
@classmethod
def poll(cls, context):
space = context.space_data
return (space.type == 'CLIP_EDITOR') and space.clip
def execute(self, context):
num_tracks = self._filter_values(context, self.track_threshold)
self.report({'INFO'}, "Identified %d problematic tracks" % num_tracks)
return {'FINISHED'}
class CLIP_OT_set_active_clip(bpy.types.Operator):
bl_label = "Set Active Clip"
bl_idname = "clip.set_active_clip"
@classmethod
def poll(cls, context):
space = context.space_data
return space.type == 'CLIP_EDITOR' and space.clip
def execute(self, context):
clip = context.space_data.clip
scene = context.scene
scene.active_clip = clip
scene.render.resolution_x = clip.size[0]
scene.render.resolution_y = clip.size[1]
return {'FINISHED'}
class CLIP_OT_track_to_empty(Operator):
"""Create an Empty object which will be copying movement of active track"""
bl_idname = "clip.track_to_empty"
bl_label = "Link Empty to Track"
bl_options = {'UNDO', 'REGISTER'}
@staticmethod
def _link_track(context, clip, tracking_object, track):
sc = context.space_data
constraint = None
ob = None
ob = bpy.data.objects.new(name=track.name, object_data=None)
ob.select_set(action='SELECT')
context.scene.objects.link(ob)
context.scene.objects.active = ob
for con in ob.constraints:
if con.type == 'FOLLOW_TRACK':
constraint = con
break
if constraint is None:
constraint = ob.constraints.new(type='FOLLOW_TRACK')
constraint.use_active_clip = False
constraint.clip = sc.clip
constraint.track = track.name
constraint.use_3d_position = False
constraint.object = tracking_object.name
constraint.camera = CLIP_camera_for_clip(context, clip)
@classmethod
def poll(cls, context):
space = context.space_data
return space.type == 'CLIP_EDITOR' and space.clip
def execute(self, context):
sc = context.space_data
clip = sc.clip
tracking_object = clip.tracking.objects.active
for track in tracking_object.tracks:
if CLIP_track_view_selected(sc, track):
self._link_track(context, clip, tracking_object, track)
return {'FINISHED'}
class CLIP_OT_bundles_to_mesh(Operator):
"""Create vertex cloud using coordinates of reconstructed tracks"""
bl_idname = "clip.bundles_to_mesh"
bl_label = "3D Markers to Mesh"
bl_options = {'UNDO', 'REGISTER'}
@classmethod
def poll(cls, context):
sc = context.space_data
return (sc.type == 'CLIP_EDITOR') and sc.clip
def execute(self, context):
from bpy_extras.io_utils import unpack_list
sc = context.space_data
clip = sc.clip
tracking_object = clip.tracking.objects.active
new_verts = []
scene = context.scene
camera = scene.camera
matrix = Matrix.Identity(4)
if camera:
reconstruction = tracking_object.reconstruction
framenr = scene.frame_current - clip.frame_start + 1
reconstructed_matrix = reconstruction.cameras.matrix_from_frame(framenr)
matrix = camera.matrix_world * reconstructed_matrix.inverted()
mesh = bpy.data.meshes.new(name="Tracks")
for track in tracking_object.tracks:
if track.has_bundle and track.select == True:
new_verts.append(track.bundle)
if new_verts:
mesh.vertices.add(len(new_verts))
mesh.vertices.foreach_set("co", unpack_list(new_verts))
ob = bpy.data.objects.new(name="Tracks", object_data=mesh)
ob.matrix_world = matrix
context.scene.objects.link(ob)
return {'FINISHED'}
class CLIP_OT_delete_proxy(Operator):
"""Delete movie clip proxy files from the hard drive"""
bl_idname = "clip.delete_proxy"
bl_label = "Delete Proxy"
bl_options = {'REGISTER'}
@classmethod
def poll(cls, context):
if context.space_data.type != 'CLIP_EDITOR':
return False
sc = context.space_data
return sc.clip
def invoke(self, context, event):
wm = context.window_manager
return wm.invoke_confirm(self, event)
@staticmethod
def _rmproxy(abspath):
import shutil
if not os.path.exists(abspath):
return
if os.path.isdir(abspath):
shutil.rmtree(abspath)
else:
os.remove(abspath)
def execute(self, context):
sc = context.space_data
clip = sc.clip
if clip.use_proxy_custom_directory:
proxydir = clip.proxy.directory
else:
clipdir = os.path.dirname(clip.filepath)
proxydir = os.path.join(clipdir, "BL_proxy")
clipfile = os.path.basename(clip.filepath)
proxy = os.path.join(proxydir, clipfile)
absproxy = bpy.path.abspath(proxy)
# proxy_<quality>[_undostorted]
for x in (25, 50, 75, 100):
d = os.path.join(absproxy, "proxy_%d" % x)
self._rmproxy(d)
self._rmproxy(d + "_undistorted")
self._rmproxy(os.path.join(absproxy, "proxy_%d.avi" % x))
tc = ("free_run.blen_tc",
"interp_free_run.blen_tc",
"record_run.blen_tc")
for x in tc:
self._rmproxy(os.path.join(absproxy, x))
# remove proxy per-clip directory
try:
os.rmdir(absproxy)
except OSError:
pass
# remove [custom] proxy directory if empty
try:
absdir = bpy.path.abspath(proxydir)
os.rmdir(absdir)
except OSError:
pass
return {'FINISHED'}
class CLIP_OT_set_viewport_background(Operator):
"""Set current movie clip as a camera background in 3D view-port """ \
"""(works only when a 3D view-port is visible)"""
bl_idname = "clip.set_viewport_background"
bl_label = "Set as Background"
bl_options = {'REGISTER'}
@classmethod
def poll(cls, context):
if context.space_data.type != 'CLIP_EDITOR':
return False
sc = context.space_data
return sc.clip
def execute(self, context):
sc = context.space_data
CLIP_set_viewport_background(context, False, sc.clip, sc.clip_user)
return {'FINISHED'}
class CLIP_OT_constraint_to_fcurve(Operator):
"""Create F-Curves for object which will copy \
object's movement caused by this constraint"""
bl_idname = "clip.constraint_to_fcurve"
bl_label = "Constraint to F-Curve"
bl_options = {'UNDO', 'REGISTER'}
def _bake_object(self, scene, ob):
con = None
clip = None
sfra = None
efra = None
frame_current = scene.frame_current
matrices = []
# Find constraint which would be converting
# TODO: several camera solvers and track followers would fail,
# but can't think about real work-flow where it'll be useful
for x in ob.constraints:
if x.type in {'CAMERA_SOLVER', 'FOLLOW_TRACK', 'OBJECT_SOLVER'}:
con = x
if not con:
self.report({'ERROR'},
"Motion Tracking constraint to be converted not found")
return {'CANCELLED'}
# Get clip used for parenting
if con.use_active_clip:
clip = scene.active_clip
else:
clip = con.clip
if not clip:
self.report({'ERROR'},
"Movie clip to use tracking data from isn't set")
return {'CANCELLED'}
if con.type == 'FOLLOW_TRACK' and con.use_3d_position:
mat = ob.matrix_world.copy()
ob.constraints.remove(con)
ob.matrix_world = mat
return {'FINISHED'}
# Find start and end frames
for track in clip.tracking.tracks:
if sfra is None:
sfra = track.markers[0].frame
else:
sfra = min(sfra, track.markers[0].frame)
if efra is None:
efra = track.markers[-1].frame
else:
efra = max(efra, track.markers[-1].frame)
if sfra is None or efra is None:
return
# Store object matrices
for x in range(sfra, efra + 1):
scene.frame_set(x)
matrices.append(ob.matrix_world.copy())
ob.animation_data_create()
# Apply matrices on object and insert key-frames
i = 0
for x in range(sfra, efra + 1):
scene.frame_set(x)
ob.matrix_world = matrices[i]
ob.keyframe_insert("location")
if ob.rotation_mode == 'QUATERNION':
ob.keyframe_insert("rotation_quaternion")
else:
ob.keyframe_insert("rotation_euler")
i += 1
ob.constraints.remove(con)
scene.frame_set(frame_current)
def execute(self, context):
scene = context.scene
# XXX, should probably use context.selected_editable_objects
# since selected objects can be from a lib or in hidden layer!
for ob in scene.objects:
if ob.select_set(action='SELECT'):
self._bake_object(scene, ob)
return {'FINISHED'}
class CLIP_OT_setup_tracking_scene(Operator):
"""Prepare scene for compositing 3D objects into this footage"""
bl_idname = "clip.setup_tracking_scene"
bl_label = "Setup Tracking Scene"
bl_options = {'UNDO', 'REGISTER'}
@classmethod
def poll(cls, context):
sc = context.space_data
if sc.type != 'CLIP_EDITOR':
return False
clip = sc.clip
return clip and clip.tracking.reconstruction.is_valid
@staticmethod
def _setupScene(context):
scene = context.scene
scene.active_clip = context.space_data.clip
@staticmethod
def _setupWorld(context):
scene = context.scene
world = scene.world
if not world:
world = bpy.data.worlds.new(name="World")
scene.world = world
world.light_settings.use_ambient_occlusion = True
world.light_settings.ao_blend_type = 'MULTIPLY'
world.light_settings.use_environment_light = True
world.light_settings.environment_energy = 0.1
world.light_settings.distance = 1.0
world.light_settings.sample_method = 'ADAPTIVE_QMC'
world.light_settings.samples = 7
world.light_settings.threshold = 0.005
if hasattr(scene, "cycles"):
world.light_settings.ao_factor = 0.05
@staticmethod
def _findOrCreateCamera(context):
scene = context.scene
if scene.camera:
return scene.camera
cam = bpy.data.cameras.new(name="Camera")
camob = bpy.data.objects.new(name="Camera", object_data=cam)
scene.objects.link(camob)
scene.camera = camob
camob.matrix_local = (Matrix.Translation((7.481, -6.508, 5.344)) *
Matrix.Rotation(0.815, 4, 'Z') *
Matrix.Rotation(0.011, 4, 'Y') *
Matrix.Rotation(1.109, 4, 'X'))
return camob
@staticmethod
def _setupCamera(context):
sc = context.space_data
clip = sc.clip
tracking = clip.tracking
camob = CLIP_OT_setup_tracking_scene._findOrCreateCamera(context)
cam = camob.data
# Remove all constraints to be sure motion is fine
camob.constraints.clear()
# Append camera solver constraint
con = camob.constraints.new(type='CAMERA_SOLVER')
con.use_active_clip = True
con.influence = 1.0
cam.sensor_width = tracking.camera.sensor_width
cam.lens = tracking.camera.focal_length
@staticmethod
def _setupViewport(context):
sc = context.space_data
CLIP_set_viewport_background(context, True, sc.clip, sc.clip_user)
@staticmethod
def _setupRenderLayers(context):
scene = context.scene
rlayers = scene.render.layers
if not scene.render.layers.get("Foreground"):
if len(rlayers) == 1:
fg = rlayers[0]
fg.name = 'Foreground'
else:
fg = scene.render.layers.new("Foreground")
fg.use_sky = True
fg.layers = [True] + [False] * 19
fg.layers_zmask = [False] * 10 + [True] + [False] * 9
fg.use_pass_vector = True
if not scene.render.layers.get("Background"):
bg = scene.render.layers.new("Background")
bg.use_pass_shadow = True
bg.use_pass_ambient_occlusion = True
bg.layers = [False] * 10 + [True] + [False] * 9
@staticmethod
def _wipeDefaultNodes(tree):
if len(tree.nodes) != 2:
return False
types = [node.type for node in tree.nodes]
types.sort()
if types[0] == 'COMPOSITE' and types[1] == 'R_LAYERS':
while tree.nodes:
tree.nodes.remove(tree.nodes[0])
@staticmethod
def _findNode(tree, type):
for node in tree.nodes:
if node.type == type:
return node
return None
@staticmethod
def _findOrCreateNode(tree, type):
node = CLIP_OT_setup_tracking_scene._findNode(tree, type)
if not node:
node = tree.nodes.new(type=type)
return node
@staticmethod
def _needSetupNodes(context):
scene = context.scene
tree = scene.node_tree
if not tree:
# No compositor node tree found, time to create it!
return True
for node in tree.nodes:
if node.type in {'MOVIECLIP', 'MOVIEDISTORTION'}:
return False
return True
@staticmethod
def _offsetNodes(tree):
for a in tree.nodes:
for b in tree.nodes:
if a != b and a.location == b.location:
b.location += Vector((40.0, 20.0))
def _setupNodes(self, context):
if not self._needSetupNodes(context):
# compositor nodes were already setup or even changes already
# do nothing to prevent nodes damage
return
# Enable backdrop for all compositor spaces
def setup_space(space):
space.show_backdrop = True
CLIP_spaces_walk(context, True, 'NODE_EDITOR', 'NODE_EDITOR',
setup_space)
sc = context.space_data
scene = context.scene
scene.use_nodes = True
tree = scene.node_tree
clip = sc.clip
need_stabilization = False
# Remove all the nodes if they came from default node setup.
# This is simplest way to make it so final node setup is
# is correct.
self._wipeDefaultNodes(tree)
# create nodes
rlayer_fg = self._findOrCreateNode(tree, 'CompositorNodeRLayers')
rlayer_bg = tree.nodes.new(type='CompositorNodeRLayers')
composite = self._findOrCreateNode(tree, 'CompositorNodeComposite')
movieclip = tree.nodes.new(type='CompositorNodeMovieClip')
distortion = tree.nodes.new(type='CompositorNodeMovieDistortion')
if need_stabilization:
stabilize = tree.nodes.new(type='CompositorNodeStabilize2D')
scale = tree.nodes.new(type='CompositorNodeScale')
invert = tree.nodes.new(type='CompositorNodeInvert')
add_ao = tree.nodes.new(type='CompositorNodeMixRGB')
add_shadow = tree.nodes.new(type='CompositorNodeMixRGB')
mul_shadow = tree.nodes.new(type='CompositorNodeMixRGB')
mul_image = tree.nodes.new(type='CompositorNodeMixRGB')
vector_blur = tree.nodes.new(type='CompositorNodeVecBlur')
alphaover = tree.nodes.new(type='CompositorNodeAlphaOver')
viewer = tree.nodes.new(type='CompositorNodeViewer')
# setup nodes
movieclip.clip = clip
distortion.clip = clip
distortion.distortion_type = 'UNDISTORT'
if need_stabilization:
stabilize.clip = clip
scale.space = 'RENDER_SIZE'
rlayer_bg.scene = scene
rlayer_bg.layer = "Background"
rlayer_fg.scene = scene
rlayer_fg.layer = "Foreground"
add_ao.blend_type = 'ADD'
add_ao.show_preview = False
add_shadow.blend_type = 'ADD'
add_shadow.show_preview = False
mul_shadow.blend_type = 'MULTIPLY'
mul_shadow.inputs["Fac"].default_value = 0.8
mul_shadow.show_preview = False
mul_image.blend_type = 'MULTIPLY'
mul_image.inputs["Fac"].default_value = 0.8
mul_image.show_preview = False
vector_blur.factor = 0.75
# create links
tree.links.new(movieclip.outputs["Image"], distortion.inputs["Image"])
if need_stabilization:
tree.links.new(distortion.outputs["Image"],
stabilize.inputs["Image"])
tree.links.new(stabilize.outputs["Image"], scale.inputs["Image"])
else:
tree.links.new(distortion.outputs["Image"], scale.inputs["Image"])
tree.links.new(rlayer_bg.outputs["Alpha"], invert.inputs["Color"])
tree.links.new(invert.outputs["Color"], add_shadow.inputs[1])
tree.links.new(rlayer_bg.outputs["Shadow"], add_shadow.inputs[2])
tree.links.new(invert.outputs["Color"], add_ao.inputs[1])
tree.links.new(rlayer_bg.outputs["AO"], add_ao.inputs[2])
tree.links.new(add_ao.outputs["Image"], mul_shadow.inputs[1])
tree.links.new(add_shadow.outputs["Image"], mul_shadow.inputs[2])
tree.links.new(scale.outputs["Image"], mul_image.inputs[1])
tree.links.new(mul_shadow.outputs["Image"], mul_image.inputs[2])
tree.links.new(rlayer_fg.outputs["Image"], vector_blur.inputs["Image"])
tree.links.new(rlayer_fg.outputs["Depth"], vector_blur.inputs["Z"])
tree.links.new(rlayer_fg.outputs["Vector"], vector_blur.inputs["Speed"])
tree.links.new(mul_image.outputs["Image"], alphaover.inputs[1])
tree.links.new(vector_blur.outputs["Image"], alphaover.inputs[2])
tree.links.new(alphaover.outputs["Image"], composite.inputs["Image"])
tree.links.new(alphaover.outputs["Image"], viewer.inputs["Image"])
# place nodes
movieclip.location = Vector((-300.0, 350.0))
distortion.location = movieclip.location
distortion.location += Vector((200.0, 0.0))
if need_stabilization:
stabilize.location = distortion.location
stabilize.location += Vector((200.0, 0.0))
scale.location = stabilize.location
scale.location += Vector((200.0, 0.0))
else:
scale.location = distortion.location
scale.location += Vector((200.0, 0.0))
rlayer_bg.location = movieclip.location
rlayer_bg.location -= Vector((0.0, 350.0))
invert.location = rlayer_bg.location
invert.location += Vector((250.0, 50.0))
add_ao.location = invert.location
add_ao.location[0] += 200
add_ao.location[1] = rlayer_bg.location[1]
add_shadow.location = add_ao.location
add_shadow.location -= Vector((0.0, 250.0))
mul_shadow.location = add_ao.location
mul_shadow.location += Vector((200.0, -50.0))
mul_image.location = mul_shadow.location
mul_image.location += Vector((300.0, 200.0))
rlayer_fg.location = rlayer_bg.location
rlayer_fg.location -= Vector((0.0, 500.0))
vector_blur.location[0] = mul_image.location[0]
vector_blur.location[1] = rlayer_fg.location[1]
alphaover.location[0] = vector_blur.location[0] + 350
alphaover.location[1] = \
(vector_blur.location[1] + mul_image.location[1]) / 2
composite.location = alphaover.location
composite.location += Vector((200.0, -100.0))
viewer.location = composite.location
composite.location += Vector((0.0, 200.0))
# ensure no nodes were creates on position of existing node
self._offsetNodes(tree)
scene.render.alpha_mode = 'TRANSPARENT'
if hasattr(scene, "cycles"):
scene.cycles.film_transparent = True
@staticmethod
def _createMesh(scene, name, vertices, faces):
from bpy_extras.io_utils import unpack_list
mesh = bpy.data.meshes.new(name=name)
mesh.vertices.add(len(vertices))
mesh.vertices.foreach_set("co", unpack_list(vertices))
nbr_loops = len(faces)
nbr_polys = nbr_loops // 4
mesh.loops.add(nbr_loops)
mesh.polygons.add(nbr_polys)
mesh.polygons.foreach_set("loop_start", range(0, nbr_loops, 4))
mesh.polygons.foreach_set("loop_total", (4,) * nbr_polys)
mesh.loops.foreach_set("vertex_index", faces)
mesh.update()
ob = bpy.data.objects.new(name=name, object_data=mesh)
scene.objects.link(ob)
return ob
@staticmethod
def _getPlaneVertices(half_size, z):
return [(-half_size, -half_size, z),
(half_size, -half_size, z),
(half_size, half_size, z),
(-half_size, half_size, z)]
def _createGround(self, scene):
vertices = self._getPlaneVertices(4.0, 0.0)
faces = [0, 1, 2, 3]
ob = self._createMesh(scene, "Ground", vertices, faces)
ob["is_ground"] = True
return ob
@staticmethod
def _findGround(context):
scene = context.scene
for ob in scene.objects:
if ob.type == 'MESH' and "is_ground" in ob:
return ob
return None
@staticmethod
def _mergeLayers(layers_a, layers_b):
return [(layers_a[i] | layers_b[i]) for i in range(len(layers_a))]
@staticmethod
def _createLamp(scene):
lamp = bpy.data.lamps.new(name="Lamp", type='POINT')
lampob = bpy.data.objects.new(name="Lamp", object_data=lamp)
scene.objects.link(lampob)
lampob.matrix_local = Matrix.Translation((4.076, 1.005, 5.904))
lamp.distance = 30
lamp.shadow_method = 'RAY_SHADOW'
return lampob
def _createSampleObject(self, scene):
vertices = self._getPlaneVertices(1.0, -1.0) + \
self._getPlaneVertices(1.0, 1.0)
faces = (0, 1, 2, 3,
4, 7, 6, 5,
0, 4, 5, 1,
1, 5, 6, 2,
2, 6, 7, 3,
3, 7, 4, 0)
return self._createMesh(scene, "Cube", vertices, faces)
def _setupObjects(self, context):
scene = context.scene
fg = scene.render.layers.get("Foreground")
bg = scene.render.layers.get("Background")
all_layers = self._mergeLayers(fg.layers, bg.layers)
# ensure all lamps are active on foreground and background
has_lamp = False
has_mesh = False
for ob in scene.objects:
if ob.type == 'LAMP':
ob.layers = all_layers
has_lamp = True
elif ob.type == 'MESH' and "is_ground" not in ob:
has_mesh = True
# create sample lamp if there's no lamps in the scene
if not has_lamp:
lamp = self._createLamp(scene)
lamp.layers = all_layers
# create sample object if there's no meshes in the scene
if not has_mesh:
ob = self._createSampleObject(scene)
ob.layers = fg.layers
# create ground object if needed
ground = self._findGround(context)
if not ground:
ground = self._createGround(scene)
ground.layers = bg.layers
else:
# make sure ground is available on Background layer
ground.layers = self._mergeLayers(ground.layers, bg.layers)
# layers with background and foreground should be rendered
scene.layers = self._mergeLayers(scene.layers, all_layers)
def execute(self, context):
scene = context.scene
current_active_layer = scene.active_layer
self._setupScene(context)
self._setupWorld(context)
self._setupCamera(context)
self._setupViewport(context)
self._setupRenderLayers(context)
self._setupNodes(context)
self._setupObjects(context)
# Active layer has probably changed, set it back to the original value.
# NOTE: The active layer is always true.
scene.layers[current_active_layer] = True
return {'FINISHED'}
class CLIP_OT_track_settings_as_default(Operator):
"""Copy tracking settings from active track to default settings"""
bl_idname = "clip.track_settings_as_default"
bl_label = "Track Settings As Default"
bl_options = {'UNDO', 'REGISTER'}
@classmethod
def poll(cls, context):
sc = context.space_data
if sc.type != 'CLIP_EDITOR':
return False
clip = sc.clip
return clip and clip.tracking.tracks.active
def execute(self, context):
sc = context.space_data
clip = sc.clip
track = clip.tracking.tracks.active
framenr = context.scene.frame_current - clip.frame_start + 1
CLIP_default_settings_from_track(clip, track, framenr)
return {'FINISHED'}
class CLIP_OT_track_settings_to_track(bpy.types.Operator):
"""Copy tracking settings from active track to selected tracks"""
bl_label = "Copy Track Settings"
bl_idname = "clip.track_settings_to_track"
bl_options = {'UNDO', 'REGISTER'}
_attrs_track = (
"correlation_min",
"frames_limit",
"pattern_match",
"margin",
"motion_model",
"use_brute",
"use_normalization",
"use_mask",
"use_red_channel",
"use_green_channel",
"use_blue_channel",
"weight"
)
_attrs_marker = (
"pattern_corners",
"search_min",
"search_max",
)
@classmethod
def poll(cls, context):
space = context.space_data
if space.type != 'CLIP_EDITOR':
return False
clip = space.clip
return clip and clip.tracking.tracks.active
def execute(self, context):
space = context.space_data
clip = space.clip
track = clip.tracking.tracks.active
framenr = context.scene.frame_current - clip.frame_start + 1
marker = track.markers.find_frame(framenr, False)
for t in clip.tracking.tracks:
if t.select and t != track:
marker_selected = t.markers.find_frame(framenr, False)
for attr in self._attrs_track:
setattr(t, attr, getattr(track, attr))
for attr in self._attrs_marker:
setattr(marker_selected, attr, getattr(marker, attr))
return {'FINISHED'}
classes = (
CLIP_OT_bundles_to_mesh,
CLIP_OT_constraint_to_fcurve,
CLIP_OT_delete_proxy,
CLIP_OT_filter_tracks,
CLIP_OT_set_active_clip,
CLIP_OT_set_viewport_background,
CLIP_OT_setup_tracking_scene,
CLIP_OT_track_settings_as_default,
CLIP_OT_track_settings_to_track,
CLIP_OT_track_to_empty,
)
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