def slice(cls, camera, slices_in_x, slices_in_y):
"""slices all renderable cameras
"""
# set render resolution
# self.unslice_scene()
# self.is_sliced = True
# self._store_data()
sx = slices_in_x
sy = slices_in_y
# set render resolution
# use the camera for that
h_res = camera.evalParm("resx")
v_res = camera.evalParm("resy")
# this system only works when the
camera.setParms({
"resx": int(h_res / float(sx)),
"resy": int(v_res / float(sy)),
"aspect": 1
})
camera.setParms({
'winsizex': 1.0 / float(sx),
'winsizey': 1.0 / float(sx),
})
t = 0
for i in range(sy):
v_pan = 1.0 / (2.0 * sy) * (1 + 2 * i - sy)
for j in range(sx):
h_pan = 1.0 / (2.0 * sx) * (1 + 2 * j - sx)
winx_parm = camera.parm("winx")
winy_parm = camera.parm("winy")
keyframe = hou.Keyframe()
keyframe.setFrame(t) # or myKey.setTime()
keyframe.setValue(h_pan)
winx_parm.setKeyframe(keyframe)
keyframe = hou.Keyframe()
keyframe.setFrame(t) # or myKey.setTime()
keyframe.setValue(v_pan)
winy_parm.setKeyframe(keyframe)
t += 1
def _load_euler_quat(self, valParm, rOrd):
self.type = ChTypes.QUATERNION
frames = []
for i in xrange(0, self.size):
for k in valParm[i].keyframes():
frames.append(k.frame())
frames = sorted(set(frames))
components = []
self.size = 4
for i in xrange(0, self.size):
components.append(Component())
for frame in frames:
v = [valParm[i].evalAtFrame(frame) for i in xrange(0, 3)]
q = hou.Quaternion()
q.setToEulerRotates(v, rOrd)
for i in xrange(0, 4):
c = components[i]
kq = hou.Keyframe()
kq.setFrame(frame)
kq.setValue(q[i])
kq.setExpression("qlinear()", hou.exprLanguage.Hscript)
c.keyframes.append(Component.Keyframe(kq))
self._set_components(components)
def set_world_space_rotation_and_translation_at_time(
node_obj, time, rotation, translation):
q = hou.Quaternion()
q[0] = rotation[0]
q[1] = rotation[1]
q[2] = rotation[2]
q[3] = rotation[3]
m3 = q.extractRotationMatrix3()
m4 = hou.Matrix4()
for r in range(3):
for c in range(3):
m4.setAt(r, c, m3.at(r, c))
m4.setAt(3, 0, translation[0])
m4.setAt(3, 1, translation[1])
m4.setAt(3, 2, translation[2])
node_obj.setWorldTransform(m4)
parms = ["tx", "ty", "tz", "rx", "ry", "rz"]
for p in parms:
parm = node_obj.parm(p)
v = parm.eval()
k = hou.Keyframe()
k.setFrame(time)
k.setValue(v)
parm.setKeyframe(k)
def bakeObjectToWorld(startFrame, endFrame):
selectedNode = hou.selectedNodes()
selectedNodeName = selectedNode[0].name()
parent = selectedNode[0].parent()
bakeNode = hou.copyNodesTo(selectedNode, parent)
bakeNode[0].setName(selectedNodeName + "_bake")
bakeNode[0].parm("keeppos").set(0)
fetchNode = hou.node(parent.path()).createNode("fetch",
"fetch_" + selectedNodeName)
hou.node(fetchNode.path()).parm("fetchobjpath").set(selectedNode[0].path())
hou.node(fetchNode.path()).parm("useinputoffetched").set(1)
nullNode = hou.node(parent.path()).createNode("null")
nullNode.setFirstInput(fetchNode)
nullNodeName = nullNode.name()
parms = ["tx", "ty", "tz", "rx", "ry", "rz"]
constant = ["TX", "TY", "TZ", "RX", "RY", "RZ"]
bakeNode[0].setInput(0, None)
#delete expresssion in parms and set to 0
for p in parms:
bakeNode[0].parm(p).deleteAllKeyframes()
hou.hscript('objextractpretransform ' + bakeNode[0].path())
bakeNode[0].parm(p).set(0)
for p, c in zip(parms, constant):
#bakeNode[0].parm(p).deleteAllKeyframes()
hou.node(bakeNode[0].path()).parm(p).setExpression('origin("","../' +
nullNodeName +
'",' + c + ')')
#add dict for hou.Keyframe and values
key = dict([(x, hou.Keyframe()) for x in parms])
values = dict([(x, []) for x in constant])
#bake time range
timeRange = xrange(startFrame, endFrame + 1)
#fill values dict
for t in timeRange:
hou.setFrame(t)
for v, p in zip(constant, parms):
values[v].append(bakeNode[0].parm(p).eval())
for p in parms:
bakeNode[0].parm(p).deleteAllKeyframes()
bakeNode[0].parm(p).set(0)
#set key by keyframes
for t in timeRange:
hou.setFrame(t)
for v, p, k in zip(constant, parms, key):
key[k].setValue(values[v][t - startFrame])
bakeNode[0].parm(p).setKeyframe(key[k])
fetchNode.destroy()
nullNode.destroy()
def bake_values(start, end, parm, values):
for frame in range(start, end):
keyframe = hou.Keyframe()
keyframe.setValue(values[frame - start])
keyframe.setFrame(frame)
keyframe.setExpression('spline()')
parm.setKeyframe(keyframe)
def set_channel_key_frames_in_bulk(k_channel_obj, times, values):
keys = []
for i in range(len(times)):
k = hou.Keyframe()
k.setFrame(times[i])
k.setValue(values[i])
keys.append(k)
k_channel_obj.setKeyframes(keys)
def bakeTranslation(pathToSource, pathToDest, startSampleFrame, endSampleFrame,
stepFrame):
#sample chop:
frameValList = []
for frame in range(startSampleFrame, endSampleFrame, stepFrame):
hexprTX = 'chf(\"' + pathToSource + '\"/tx,' + str(frame) + ')'
hexprTY = 'chf(\"' + pathToSource + '\"/ty,' + str(frame) + ')'
hexprTZ = 'chf(\"' + pathToSource + '\"/tz,' + str(frame) + ')'
retvalTX = hou.hscriptExpression(hexprTX)
retvalTY = hou.hscriptExpression(hexprTY)
retvalTZ = hou.hscriptExpression(hexprTZ)
valTX = float(retvalTX)
valTY = float(retvalTY)
valTZ = float(retvalTZ)
frameValList.append((frame, (valTX, valTY, valTZ)))
#make keys:
pathToDestTX = pathToDest + "/tx"
pathToDestTY = pathToDest + "/ty"
pathToDestTZ = pathToDest + "/tz"
parmTX = hou.parm(pathToDestTX)
parmTX.deleteAllKeyframes()
parmTY = hou.parm(pathToDestTY)
parmTY.deleteAllKeyframes()
parmTZ = hou.parm(pathToDestTZ)
parmTZ.deleteAllKeyframes()
keyList = []
for frameVal in frameValList:
key = hou.Keyframe()
key.setFrame(frameVal[0])
key.setValue(frameVal[1][0])
parmTX.setKeyframe(key)
key = hou.Keyframe()
key.setFrame(frameVal[0])
key.setValue(frameVal[1][1])
parmTY.setKeyframe(key)
key = hou.Keyframe()
key.setFrame(frameVal[0])
key.setValue(frameVal[1][2])
parmTZ.setKeyframe(key)
def setKframePref(self):
self.hou_keyframe = hou.Keyframe()
self.hou_keyframe.setSlope(0)
self.hou_keyframe.setInSlope(0)
self.hou_keyframe.setAccel(1)
self.hou_keyframe.setInAccel(1)
self.hou_keyframe.interpretAccelAsRatio(False)
self.hou_keyframe.setExpression("bezier()", hou.exprLanguage.Hscript)
def set_channel_key_frame(k_channel_obj, time, value):
k = hou.Keyframe()
k.setFrame(time)
k.setValue(value)
k_channel_obj.setKeyframe(k)
keys = k_channel_obj.keyframes()
for i in range(len(keys)):
if keys[i].frame() == time:
return i
def processMesh(nodes, nodePieces, numPieces):
PARMS = ['tx', 'ty', 'tz', 'rx', 'ry', 'rz', 'px', 'py', 'pz']
RFSTART = int(hou.expandString('$RFSTART'))
RFEND = int(hou.expandString('$RFEND'))
for frame in range(RFSTART, RFEND + 1):
hou.setFrame(frame)
print 'Processing Frame: {}'.format(frame)
for objectToProcess in range(0, len(numPieces)):
#If at the creation frame, skip keyframe
if frame == nodes[objectToProcess].parm('createframe').eval():
continue
for index in range(0, numPieces[objectToProcess]):
for index_parm in range(0, 3):
hou_keyed_parm = nodePieces[objectToProcess][index].parm(
PARMS[index_parm])
hou_keyframe = hou.Keyframe()
hou_keyframe.setFrame(frame)
hou_keyframe.setValue(
nodes[objectToProcess].simulation().findObject(
nodes[objectToProcess].name()).geometry(
).iterPoints()[index].attribValue('P')[index_parm])
hou_keyed_parm.setKeyframe(hou_keyframe)
for index_parm in range(0, 3):
hou_keyed_parm = nodePieces[objectToProcess][index].parm(
PARMS[index_parm + 3])
hou_keyframe = hou.Keyframe()
hou_keyframe.setFrame(frame)
hou_keyframe.setValue(
hou.Quaternion(
nodes[objectToProcess].simulation().findObject(
nodes[objectToProcess].name()).geometry().
iterPoints()[index].attribValue(
'orient')).extractEulerRotates()[index_parm])
hou_keyed_parm.setKeyframe(hou_keyframe)
print 'Processing Complete!'
def make_bbox(node, enable_expr_links):
'''
Create a box sop with dimensions mathcing the bounding box of the input node
enable_expr_links will toggle between hardcoded values or relative references of the bounding box dimensions
'''
bb = node.parent().createNode('box', 'bbox1', run_init_scripts=True, load_contents=True, exact_type_name=True)
bb.setPosition(node.position())
#bb.moveToGoodPosition()
bb.move(hou.Vector2(1, -1))
if enable_expr_links == 0:
bbox_scale = node.geometry().boundingBox().sizevec()
bbox_center = node.geometry().boundingBox().center()
for i in range(3):
bb.parmTuple('size')[i].set(bbox_scale[i])
for i in range(3):
bb.parmTuple('t')[i].set(bbox_center[i])
if enable_expr_links == 1:
for i in range(3):
expr_keyframe = hou.Keyframe()
expr_keyframe.setTime(0)
component = ''
if i == 1:
component = 'D_YSIZE'
elif i == 2:
component = 'D_ZSIZE'
else:
component = 'D_XSIZE'
expr_keyframe.setExpression("bbox('" + bb.relativePathTo(node) + "'," + component + ")", hou.exprLanguage.Hscript)
bb.parmTuple('size')[i].setKeyframe(expr_keyframe)
for i in range(3):
expr_keyframe = hou.Keyframe()
expr_keyframe.setTime(0)
expr_keyframe.setExpression("centroid('" + bb.relativePathTo(node) + "'," + str(i) + ")", hou.exprLanguage.Hscript)
bb.parmTuple('t')[i].setKeyframe(expr_keyframe)
bb.parm('vertexnormals').set(True)
def yoga_save_pose() :
# parm_store.deleteAllKeyframes()
node_edit = hou.node("/obj/edit")
node_store = hou.node("/obj/store")
parms = node_edit.parms()
for parm in parms :
name = parm.name()
parm_store = node_store.parm(name)
if len(parm_store.keyframes()) > 0 :
value = parm.eval()
key = hou.Keyframe(value)
parm_store.setKeyframe(key)
def endElement(self, _name):
# extract the m_meshName and save it
if _name == "MeshName":
self.m_meshName = self.m_charData
# get the number of vertices and set this to the channel
elif _name == "NumVerts":
# store value
self.m_numVerts = int(self.m_charData)
# now set the Channel to have this number of channels (may be large)
self.m_channel.parm("numchannels").set(self.m_numVerts)
# now we traverse all the elements and re-size to 3 and rename the data to a translate
# we need to change this later for other attribute types (rot etc etc)
for i in range(0, self.m_numVerts):
channel.parm("size%d" % (i)).set(3)
channel.parm("name%d" % (i)).set("t")
# parse and sel the m_startFrame
elif _name == "StartFrame":
self.m_startFrame = int(self.m_charData)
self.m_channel.parm("start").set(self.m_startFrame)
## found an end frame value
elif _name == "EndFrame":
self.m_endFrame = int(self.m_charData)
self.m_channel.parm("end").set(self.m_endFrame)
## found the number of frames
elif _name == "NumFrames":
self.m_numFrames = int(self.m_charData)
## found the vertex
elif _name == "Vertex":
hou.ui.setStatusMessage(
"Processing Frame %d channel %d" %
(self.m_currentFrame, self.m_offset), hou.severityType.Message)
self.m_charData = self.m_charData.strip()
data = self.m_charData.split(" ")
## now we check to see if there are enough values to parse
if len(data) == 3:
hou_parm_tuple = self.m_channel.parmTuple("value%d" %
(self.m_offset))
hou_keyframe = hou.Keyframe()
hou_keyframe.setExpression(str(data[0]),
hou.exprLanguage.Hscript)
hou_parm_tuple[0].setKeyframe(hou_keyframe)
hou_keyframe.setExpression(str(data[1]),
hou.exprLanguage.Hscript)
hou_parm_tuple[1].setKeyframe(hou_keyframe)
hou_keyframe.setExpression(str(data[2]),
hou.exprLanguage.Hscript)
hou_parm_tuple[2].setKeyframe(hou_keyframe)
def importTransformFromClipboard(_o):
error_count = 0
is_tuple = False
clipboard = QtWidgets.QApplication.clipboard()
text = clipboard.text()
lines = text.splitlines()
if lines[0].startswith('#copytransform'):
ls = lines[0].split(',', 2)
fps = ls[1]
range = ls[2]
if fps != str(hou.fps()):
print('warning: fps differs from export')
if range != str(hou.playbar.timelineRange()):
print('warning: animation range differs from export')
for p in (_o.parms()):
p.deleteAllKeyframes()
for line in lines[1:]:
ls = line.split(',', 1)
if len(ls) == 2:
parm_name = ls[0]
parm_val = eval(ls[1])
is_tuple = isinstance(parm_val, tuple)
try:
if is_tuple:
for k in parm_val:
setKey = hou.Keyframe()
setKey.setFrame(k[0])
setKey.setValue(k[1])
_o.parm(parm_name).setKeyframe(setKey)
else:
_o.parm(parm_name).set(parm_val)
except:
print('cannot setting parameter: ' + ls[0])
error_count += 1
if error_count > 0:
print('transform values imported with: ' + str(error_count) + ' errors')
else:
print('all transform values successfully imported')
else:
print('cannot apply clipboad values, wrong type!')
def bakeCamAnim(self, node, frameRange):
''' Bake camera to World Space '''
if 'cam' in node.type().name():
bkNd = hou.node('/obj').createNode(
'cam', '%s_bake' % node.name())
for x in ['resx', 'resy']:
bkNd.parm(x).set(node.parm(x).eval())
for frame in xrange(int(frameRange[0]), (int(frameRange[1]) + 1)):
time = (frame - 1) / hou.fps()
tsrMtx = node.worldTransformAtTime(time).explode()
for parm in tsrMtx:
if 'shear' not in parm:
for x, p in enumerate(bkNd.parmTuple(parm[0])):
p.setKeyframe(hou.Keyframe(tsrMtx[parm][x], time))
return bkNd
def bakeChop(pathToChop, pathToParm, startSampleFrame, endSampleFrame,
stepFrame):
#sample chop:
frameValList = []
for frame in range(startSampleFrame, endSampleFrame, stepFrame):
hexpr = 'chopf(\"' + pathToChop + '\",' + str(frame) + ')'
retval = hou.hscriptExpression(hexpr)
val = float(retval)
frameValList.append((frame, val))
#make keys:
parm = hou.parm(pathToParm)
parm.deleteAllKeyframes()
keyList = []
for frameVal in frameValList:
key = hou.Keyframe()
key.setFrame(frameVal[0])
key.setValue(frameVal[1])
parm.setKeyframe(key)
def keyParmTuple(tup, frame, value=None, onlykeyed=False):
"""Set keys on all parms within a given parm tuple."""
is_string = isinstance(tup.parmTemplate(), hou.StringParmTemplate)
# Removing support for string parms temporarily until everything else is locked down
if is_string:
return
with hou.undos.group("Key ParmTuple"):
if not isinstance(value, tuple):
value = (value, ) * len(tup)
for idx, p in enumerate(tup):
if onlykeyed and not p.keyframes():
continue
if is_string:
key = hou.StringKeyframe()
else:
key = hou.Keyframe()
if len(value) > idx and value[idx] is not None:
if is_string:
key.setExpression(value[idx])
else:
key.setValue(value[idx])
else:
if is_string:
key.setExpression(p.evalAtFrame(frame))
else:
key.setValue(p.evalAtFrame(frame))
key.setFrame(frame)
if not is_string:
key.setInSlopeAuto(True)
key.setSlopeAuto(True)
p.setKeyframe(key)
return key
def setBetweenKey(self):
"""Set a new key with the new value."""
controls = hou.selectedNodes() #initiate currently selected objects
with hou.undos.group("Set Between Key"
): #record changes as single action for one undo
for control in controls: #iterate between selected objects
for parm in control.parms(
): #for every object iterate between its parameters
parm = parm.getReferencedParm()
if len(parm.keyframes()) > 0 and type(
parm.eval()
) == float: #if parameter is animated and its type is float
currentFrame = hou.frame() #get current frame number
key = hou.Keyframe() #instantiate new keyframe object
key.setFrame(currentFrame) #set frame for the new key
key.setValue(self.getBetweenKeyValue(
parm)) #set value for the new key
key.setSlopeAuto(True)
key.setInSlopeAuto(True)
parm.setKeyframe(key) #set the new key on timeline
def convertKeys(self, key, param, exp_type):
"""Convert keyframe type.
INPUTS:
key -- current key
param -- parameter to set a new keyframe on
type -- new keyframe type
OUTPUTS:
newKey -- converted key
"""
newKey = hou.Keyframe() #instantiate new keyframe object
newKey.setFrame(key.frame()) #set frame for the new key
newKey.setValue(key.value())
newKey.setExpression(exp_type + "()") #set key interpolation
newKey.setSlopeAuto(True)
newKey.setInSlopeAuto(True)
param = param.getReferencedParm()
param.setKeyframe(newKey)
return newKey
def processSkeleton(clothNode, boneList):
PARMS = ["tx", "ty", "tz"]
RFSTART = int(hou.expandString('$RFSTART'))
RFEND = int(hou.expandString('$RFEND'))
for frame in range(RFSTART, RFEND+1):
hou.setFrame(frame)
print 'Processing Frame: {}'.format(frame)
for idx, bone in enumerate(boneList):
for indexParm in range(0,3):
hou_keyed_parm = bone.parm(PARMS[indexParm])
hou_keyframe = hou.Keyframe()
hou_keyframe.setFrame(frame)
hou_keyframe.setValue(clothNode.geometry().iterPoints()[idx].attribValue('P')[indexParm])
hou_keyed_parm.setKeyframe(hou_keyframe)
hou.setFrame(RFSTART)
print "Processing Complete!"
def create_hda(subnet, hda_name='default'):
tmp = subnet.createDigitalAsset(name=hda_name, description=hda_name)
parent = tmp.parent()
tmp.destroy()
hda_instance = parent.createNode(hda_name, hda_name)
source_tuple = hda_instance.parmTuple('./xform/r')
definition = hda_instance.type().definition()
definition.addParmTuple(source_tuple.parmTemplate())
target_tuple = hda_instance.parmTuple('r')
hda_instance.allowEditingOfContents()
source_tuple.set(target_tuple)
definition.updateFromNode(hda_instance)
keyframe = hou.Keyframe()
keyframe.setExpression('$FF', hou.exprLanguage.Hscript)
target_tuple[0].setKeyframe(keyframe)
target_tuple[1].setKeyframe(keyframe)
target_tuple[2].setKeyframe(keyframe)
hda_instance.matchCurrentDefinition()
return hda_instance
def copyKeyframe(self, frame_step):
"""Copy all current keyframes on all selected objects to a specified frame.
INPUTS:
frame_step -- frame interval
"""
current_frame = hou.frame()
nodes = hou.selectedNodes()
with hou.undos.group("Copy Keys"):
for node in nodes:
for parm in node.parms():
parm = parm.getReferencedParm()
if parm.keyframesBefore(current_frame) != (
) and len(parm.keyframes()) > 0 and type(
parm.eval()) == float and parm.isLocked() == False:
new_key = hou.Keyframe()
new_key.setValue(parm.eval())
new_key.setSlopeAuto(1)
new_key.setFrame(current_frame + float(frame_step))
parm.setKeyframe(new_key)
else:
pass
hou.setFrame(current_frame + frame_step)
def loadHDASets_main(self, **connections):
try:
nameOverride = str(connections["nameOverride"])
except:
nameOverride = ""
try:
dbPath = connections["dbPath"]
except:
dbPath = ""
try:
Name = str(connections["Name"])
except:
Name = ""
try:
Type = str(connections["Type"])
except:
Type = ""
try:
Version = str(connections["Version"])
except:
Version = ""
try:
oas_output = connections["oas_output"]
except:
oas_output = "version"
if str(geT(dbPath)) == "" or str(geT(dbPath)) == "0":
return 0
if Type == "Model":
return LHD(Name, Type, Version, dbPath, nameOverride)
elif Type == "Engine":
return LHD(Name, Type, Version, dbPath, nameOverride)
#hou.node("/obj/"+nameOverride).setDisplayFlag(False)
#hou.node("/obj/"+nameOverride).setDisplayFlag(True)
elif Type == "Setup":
ret = LHD(Name, "Model", "latest", dbPath, Name + "_Model")
try:
ret2 = LHD(Name, "Deform", "latest", dbPath, Name + "_Deform")
except:
pass
return LHD(Name, Type, Version, dbPath, Name + "_Setup")
elif Type == "Material":
hou.hipFile.clear()
ret1 = LHD(Name, "Model", "latest", dbPath, Name + "_Model")
par = hou.node("/obj/" + Name + "_Model").parm("ry")
coll = ""
for item in hou.node("/obj/" + Name + "_Model").children():
coll += str(item.path()) + " "
for item in hou.node("/obj/" + Name + "_Model").parmsInFolder(
("Materials", )):
try:
item.set("/obj/" + Name + "_Material/" +
str(item.name().split("_shop")[0]) + "/out")
except:
pass
hou.setFrame(1)
par.setKeyframe(hou.Keyframe(0))
hou.setFrame(101)
par.setKeyframe(hou.Keyframe(360))
hou.setFrame(1)
ret2 = LHD("LookdevLightRig", "Lightrig", "latest",
":General:Assets:LightSetups:LookdevLightRig",
"Lookdev_Lightrig")
hou.node("/obj/" + "Lookdev_Lightrig").parm("models").set(coll)
ret3 = LHD("LookdevLightRig", "RenderSetup", "latest",
":General:Assets:LightSetups:LookdevLightRig",
"Lookdev_RenderSetup")
ret4 = LHD("autoscaleCamera", "Camera", "latest",
":General:Assets:CameraSetups:autoscaleCamera",
"Lookdev_LookdevCamera")
hou.node("/obj/" +
"Lookdev_LookdevCamera").parm("models").set(coll)
return LHD(Name, Type, Version, dbPath, Name + "_Material")
elif Type == "everything":
ret = LHD(Name, "Model", "latest", dbPath, Name + "_Model")
hou.node("/obj/" + Name + "_Model").setDisplayFlag(False)
hou.node("/obj/" + Name + "_Model").matchCurrentDefinition()
LHD(Name, "Setup", "latest", dbPath, Name + "_Setup")
hou.node("/obj/" + Name + "_Setup").setDisplayFlag(False)
hou.node("/obj/" + Name + "_Setup").matchCurrentDefinition()
for item in hou.node("/obj/" + Name + "_Model").parmsInFolder(
("Materials", )):
try:
item.set("/obj/" + Name + "_Material/" +
str(item.name().split("_shop")[0]) + "/out")
except:
pass
try:
ret2 = LHD(Name, "Deform", "latest", dbPath, Name + "_Deform")
hou.node("/obj/" + Name + "_Deform").matchCurrentDefinition()
hou.node("/obj/" + Name + "_Deform").setDisplayFlag(False)
except:
pass
LHD(Name, "Material", "latest", dbPath, Name + "_Material")
hou.node("/obj/" + Name + "_Material").matchCurrentDefinition()
hou.node("/obj/" + Name + "_Material").setDisplayFlag(False)
return "latest"
mathNode.parm('chopop').set(1)
mathNode.setInput(0, channel)
mathNode.setInput(1, noise)
# 02
limit = chop.createNode('limit')
limit.parm('type').set(1)
limit.parm('min').set(0)
limit.parm('max').set(5)
limit.setInput(0, mathNode)
limit.setDisplayFlag(True)
limit.setExportFlag(True)
# 03
frameRange = hou.playbar.frameRange()
key = hou.Keyframe()
key.setFrame(frameRange[0])
key.setValue(0)
noise_amp = noise.parm('amp')
noise_amp.setKeyframe(key)
key.setFrame(frameRange[1])
key.setValue(1)
noise_amp.setKeyframe(key)
# 04
scene = toolutils.sceneViewer()
# ビューアの現行Flipbook設定をコピーします。
flipbook_options = scene.flipbookSettings().stash()
# 必要に応じて設定を変更します
def createMutagenSetup():
#topnet_glob
hou_parent = hou.node("obj/")
hou_node = hou_parent.createNode("topnet", "topnet_glob")
topnet_name = hou_node.name()
topnet_path = hou_node.path()
hou_parm = hou_node.parm("topscheduler")
hou_parm.set("localscheduler")
hou_parent = hou_node
#topnet_glob/localscheduler
hou_node = hou_parent.node(hou_parent.path() + "/localscheduler")
hou_node.move(hou.Vector2(0, 6))
#topnet_glob/CTRL_WEDGES
hou_node = hou_parent.createNode("null", "CTRL_WEDGES")
hou_node.move(hou.Vector2(0, 4))
hou_node.setColor(hou.Color([0, 0, 0]))
hou_node.setExpressionLanguage(hou.exprLanguage.Hscript)
hou_parm_template_group = hou.ParmTemplateGroup()
# Code for parameter template
hou_parm_template = hou.StringParmTemplate(
"wedge_expr",
"Wedge IDX Exp.Python",
1,
default_value=([""]),
naming_scheme=hou.parmNamingScheme.Base1,
string_type=hou.stringParmType.Regular,
menu_items=([]),
menu_labels=([]),
icon_names=([]),
item_generator_script="",
item_generator_script_language=hou.scriptLanguage.Python,
menu_type=hou.menuType.Normal)
hou_parm_template_group.append(hou_parm_template)
hou_node.setParmTemplateGroup(hou_parm_template_group)
hou_parm = hou_node.parm("wedge_expr")
hou_parm.set("")
hou_parm.setAutoscope(True)
hou_keyframe = hou.StringKeyframe()
hou_keyframe.setTime(0)
hou_keyframe.setExpression(
"import pdg\n\nwork_item = pdg.workItem()\nwdg_idx_l = pdg.intDataArray(work_item, \"wedgenum\")\n\nwdg_idx_s = \"\"\nfor wdg_idx in wdg_idx_l:\n wdg_idx_s += str(wdg_idx) + \"_\"\n \nwdg_idx_s = wdg_idx_s[0:-1]\n\n\n#print wdg_idx_s\nreturn wdg_idx_s\n \n",
hou.exprLanguage.Python)
hou_parm.setKeyframe(hou_keyframe)
hou_node.setColor(hou.Color([0, 0, 0]))
hou_node.setExpressionLanguage(hou.exprLanguage.Hscript)
#topnet_glob/wedge_root
hou_node = hou_parent.createNode("wedge", "wedge_root")
hou_node.move(hou.Vector2(0, 0.42))
hou_parm = hou_node.parm("wedgecount")
hou_parm.set(2)
hou_parm = hou_node.parm("seed")
hou_parm.set(2042)
hou_parm = hou_node.parm("preservenum")
hou_parm.set(1)
hou_parm = hou_node.parm("previewselection")
hou_parm.set(1)
#topnet_glob/wedge_var1
hou_node = hou_parent.createNode("wedge", "wedge_var1")
hou_node.move(hou.Vector2(0, -1.2))
hou_parm = hou_node.parm("wedgecount")
hou_parm.set(2)
hou_parm = hou_node.parm("seed")
hou_parm.set(8215)
hou_parm = hou_node.parm("preservenum")
hou_parm.set(1)
hou_parm = hou_node.parm("previewselection")
hou_parm.set(1)
#topnet_glob/wedge_var2
hou_node = hou_parent.createNode("wedge", "wedge_var2")
hou_node.move(hou.Vector2(0, -2.9))
hou_parm = hou_node.parm("wedgecount")
hou_parm.set(2)
hou_parm = hou_node.parm("seed")
hou_parm.set(8215)
hou_parm = hou_node.parm("preservenum")
hou_parm.set(1)
hou_parm = hou_node.parm("previewselection")
hou_parm.set(1)
hou_node.setColor(hou.Color([0.306, 0.306, 0.306]))
#topnet_glob/ropfetch_geo
hou_node = hou_parent.createNode("ropfetch", "ropfetch_geo")
hou_node.move(hou.Vector2(0, -6.14))
hou_parm = hou_node.parm("roppath")
hou_parm.set(topnet_path + "/ropnet/geometry_rop")
hou_parm = hou_node.parm("framegeneration")
hou_parm.set("1")
hou_parm = hou_node.parm("batchall")
hou_parm.set(1)
hou_node.setColor(hou.Color([1, 0.529, 0.624]))
#topnet_glob/ropfetch_render
hou_node = hou_parent.createNode("ropfetch", "ropfetch_render")
hou_node.move(hou.Vector2(0, -8.64618))
hou_parm = hou_node.parm("roppath")
hou_parm.set(topnet_path + "/ropnet/mantra_rop")
hou_parm = hou_node.parm("framesperbatch")
hou_parm.set(5)
hou_node.setColor(hou.Color([0.624, 0.329, 0.396]))
#topnet_glob/partitionbyframe
hou_node = hou_parent.createNode("partitionbyframe", "partitionbyframe")
hou_node.move(hou.Vector2(0, -11.3))
#topnet_glob/im_montage_p0
hou_node = hou_parent.createNode("imagemagick", "im_montage_p0")
hou_node.move(hou.Vector2(0, -14.16))
hou_parm = hou_node.parm("overlayexpr")
hou_parm.setAutoscope(True)
hou_parm = hou_node.parm("usecustomcommand")
hou_parm.set(1)
hou_parm = hou_node.parm("customcommand")
hou_parm.set(
"{imagemagick} -fill grey -label '%t' -background \"rgb(20,20,20)\" -mode concatenate {input_images} -geometry 256x256+2+2 \"{output_image}\""
)
hou_parm = hou_node.parm("filename")
hou_parm.set("$HIP/img/$HIPNAME/$OS/$HIPNAME.$OS.$F4.jpg")
hou_node.setColor(hou.Color([0.451, 0.369, 0.796]))
#topnet_glob/waitforall
hou_node = hou_parent.createNode("waitforall", "waitforall")
hou_node.move(hou.Vector2(0, -17.1))
#topnet_glob/ffmpeg_montage_p0
hou_node = hou_parent.createNode("ffmpegencodevideo", "ffmpeg_montage_p0")
hou_node.move(hou.Vector2(0, -20.0))
hou_parm = hou_node.parm("fps")
hou_keyframe = hou.Keyframe()
hou_keyframe.setTime(0)
hou_keyframe.setExpression("$FPS", hou.exprLanguage.Hscript)
hou_parm.setKeyframe(hou_keyframe)
hou_parm = hou_node.parm("outputfilename")
hou_parm.set("$HIP/img/$HIPNAME/$OS/$HIPNAME.$OS.webm")
hou_parm = hou_node.parm("customcommand")
hou_parm.set(1)
hou_parm = hou_node.parm("expr")
hou_parm.set(
"\"{ffmpeg}\" -y -r {frames_per_sec}/1 -f concat -safe 0 -apply_trc iec61966_2_1 -i \"{frame_list_file}\" -c:v libvpx-vp9 -crf 32 -b:v 0 -vf \"fps={frames_per_sec},format=yuv420p\" -movflags faststart \"{output_file}\""
)
hou_parm = hou_node.parm("topscheduler")
hou_parm.set("../localscheduler")
hou_node.setColor(hou.Color([0.188, 0.529, 0.459]))
hou_node.setSelected(True, clear_all_selected=True)
#topnet_glob/ropnet
hou_node = hou_parent.createNode("ropnet", "ropnet")
hou_node.move(hou.Vector2(-3.29748, -7.22574))
hou_node.setColor(hou.Color([0.996, 0.682, 0.682]))
# Update the parent node.
hou_parent = hou_node
#topnet_glob/ropnet/geometry_rop
hou_node = hou_parent.createNode("geometry", "geometry_rop")
hou_node.move(hou.Vector2(1.4, -8.0))
hou_parm = hou_node.parm("trange")
hou_parm.set("normal")
hou_parm = hou_node.parm("sopoutput")
hou_parm.set("$HIP/geo/$HIPNAME/$OS/wdg_`chs('" + topnet_path +
"/CTRL_WEDGES/wedge_expr')`/wdg_`chs('" + topnet_path +
"/CTRL_WEDGES/wedge_expr')`.$F4.bgeo.sc")
hou_node.setColor(hou.Color([1, 0.529, 0.624]))
# Restore the parent and current nodes.
hou_parent = hou_node.parent()
#topnet_glob/ropnet/mantra_rop
hou_node = hou_parent.createNode("ifd", "mantra_rop")
hou_node.move(hou.Vector2(1.4, -12.5))
hou_parm = hou_node.parm("trange")
hou_parm.set("normal")
hou_parm = hou_node.parm("override_camerares")
hou_parm.set(1)
hou_parm = hou_node.parm("res_fraction")
hou_parm.set("specific")
hou_parm_tuple = hou_node.parmTuple("res_override")
hou_parm_tuple.set((512, 512))
hou_parm = hou_node.parm("vm_picture")
hou_parm.set("$HIP/render/$HIPNAME/$OS/wdg_`chs('" + topnet_path +
"/CTRL_WEDGES/wedge_expr')`/wdg_`chs('" + topnet_path +
"/CTRL_WEDGES/wedge_expr')`.$F4.jpg")
hou_node.setColor(hou.Color([0.624, 0.329, 0.396]))
# Restore the parent and current nodes.
hou_parent = hou_node.parent().parent()
# Code to establish connections for /obj/topnet_glob/wedge_var1
hou_node = hou_parent.node("wedge_var1")
hou_node.setInput(0, hou_parent.node("wedge_root"), 0)
# Code to establish connections for /obj/topnet_glob/wedge_var2
hou_node = hou_parent.node("wedge_var2")
hou_node.setInput(0, hou_parent.node("wedge_var1"), 0)
# Code to establish connections for /obj/topnet_glob/ropfetch_geo
hou_node = hou_parent.node("ropfetch_geo")
hou_node.setInput(0, hou_parent.node("wedge_var2"), 0)
# Code to establish connections for /obj/topnet_glob/ropfetch_render
hou_node = hou_parent.node("ropfetch_render")
hou_node.setInput(0, hou_parent.node("ropfetch_geo"), 0)
# Code to establish connections for /obj/topnet_glob/partitionbyframe
hou_node = hou_parent.node("partitionbyframe")
hou_node.setInput(0, hou_parent.node("ropfetch_render"), 0)
# Code to establish connections for /obj/topnet_glob/im_montage_p0
hou_node = hou_parent.node("im_montage_p0")
hou_node.setInput(0, hou_parent.node("partitionbyframe"), 0)
# Code to establish connections for /obj/topnet_glob/waitforall
hou_node = hou_parent.node("waitforall")
hou_node.setInput(0, hou_parent.node("im_montage_p0"), 0)
# Code to establish connections for /obj/topnet_glob/ffmpeg_montage_p0
hou_node = hou_parent.node("ffmpeg_montage_p0")
hou_node.setInput(0, hou_parent.node("waitforall"), 0)
#sticky notes
#topnet_glob/__stickynote1
hou_sticky = hou_parent.createStickyNote("__stickynote1")
hou_sticky.setText(
"Important to set Geo Ropfetch Node to 'All Frames in One Batch' for Simulations."
)
hou_sticky.setTextSize(0)
hou_sticky.setTextColor(hou.Color((0, 0, 0)))
hou_sticky.setDrawBackground(True)
hou_sticky.setPosition(hou.Vector2(4.3129, -6.62927))
hou_sticky.setSize(hou.Vector2(8.17024, 0.922362))
hou_sticky.setColor(hou.Color([1, 0.529, 0.624]))
#topnet_glob/__stickynote2
hou_sticky = hou_parent.createStickyNote("__stickynote2")
hou_sticky.setText(
"The 'Preserve Wedge Numbers' option is important to be turned on.\nThis will append each @wedgenum in an array and allow for explicit mapping.\n\n'Overwrite Target Parm on Item Selection' (Push Refrences) is optional, but very convinient with the Mutagen Setup opposed to \"Pull References\".\n\nAdd as many Wedges as you like.\n\nUse the Shelf Tool 'Convert Takes to Wedge' from the 'PDG Mutagen' Shelf to convert variations you have set up in the \"classical Take style\" to a single Wedge TOP that holds all the edited parameters. The Takes will be redundant from then\nAppend additional Wedge TOPs as you like to generate further variation.\n"
)
hou_sticky.setTextSize(0)
hou_sticky.setTextColor(hou.Color((0, 0, 0)))
hou_sticky.setDrawBackground(True)
hou_sticky.setPosition(hou.Vector2(4.31289, -3.24063))
hou_sticky.setSize(hou.Vector2(8.17024, 3.99192))
hou_sticky.setColor(hou.Color([0.6, 0.6, 0.6]))
#topnet_glob/__stickynote3
hou_sticky = hou_parent.createStickyNote("__stickynote3")
hou_sticky.setText(
"You can add a explicit tiling varibale like: \"-tile 8x8\" or \"-tile 12x\"\nThat would give 8x8 Tiles or 12 Tiles in X and Y calculated automatically.\nChange style variables as you like.\n\nChangeOutput 'Filename' as you like.\n\nIf you inserted a \"Split\" to split up the whole setup in 2 or more seperate Contact Sheets, use _p0, _p1, ... nodename postfix."
)
hou_sticky.setTextSize(0)
hou_sticky.setTextColor(hou.Color((0, 0, 0)))
hou_sticky.setDrawBackground(True)
hou_sticky.setPosition(hou.Vector2(4.31289, -15.8599))
hou_sticky.setSize(hou.Vector2(8.17024, 2.7729))
hou_sticky.setColor(hou.Color([0.451, 0.369, 0.796]))
#topnet_glob/__stickynote4
hou_sticky = hou_parent.createStickyNote("__stickynote4")
hou_sticky.setText(
"Important to export as .webm video. Only supported format in Mutagen Viewer Panel. If you need another format, just split off another branch with another FFmpeg TOP:\n\nExplicitly set to LocalScheduler, mostly faster then on the farm.\n\nIf you inserted a \"Split\" to split up the whole setup in 2 or more seperate Contact Sheets, use _p0, _p1, ... nodename postfix."
)
hou_sticky.setTextSize(0)
hou_sticky.setTextColor(hou.Color((0, 0, 0)))
hou_sticky.setDrawBackground(True)
hou_sticky.setPosition(hou.Vector2(4.31289, -21.0536))
hou_sticky.setSize(hou.Vector2(8.17024, 2.34767))
hou_sticky.setColor(hou.Color([0.145, 0.667, 0.557]))
#topnet_glob/__stickynote5
hou_sticky = hou_parent.createStickyNote("__stickynote5")
hou_sticky.setText(
"Node just grabs the current wedgenum array as string in Python Expression, should be referenced in all Output Paths in ROPs. See Example in ROPNET."
)
hou_sticky.setTextSize(0)
hou_sticky.setTextColor(hou.Color((0.4, 0.4, 0.4)))
hou_sticky.setDrawBackground(True)
hou_sticky.setPosition(hou.Vector2(4.31289, 4.05587))
hou_sticky.setSize(hou.Vector2(8.17024, 1.59761))
hou_sticky.setColor(hou.Color([0, 0, 0]))
#topnet_glob/__stickynote6
hou_sticky = hou_parent.createStickyNote("__stickynote6")
hou_sticky.setText(
"Mostly more efficient to set it to render a couple Frames per Batch for very fast and small preview renders. Set to 'Single Frame', as it inherits Frame Range from Geo Ropfetch."
)
hou_sticky.setTextSize(0)
hou_sticky.setTextColor(hou.Color((0, 0, 0)))
hou_sticky.setDrawBackground(True)
hou_sticky.setPosition(hou.Vector2(4.3129, -9.58676))
hou_sticky.setSize(hou.Vector2(8.17024, 1.39102))
hou_sticky.setColor(hou.Color([0.624, 0.329, 0.396]))
#topnet_glob/__stickynote7
hou_sticky = hou_parent.createStickyNote("__stickynote7")
hou_sticky.setText(
"ROP Nodes just as templates for Output Filepath expressions.\nFetch ROPs from wherever you like..."
)
hou_sticky.setTextSize(0)
hou_sticky.setTextColor(hou.Color((0, 0, 0)))
hou_sticky.setDrawBackground(True)
hou_sticky.setPosition(hou.Vector2(-9.39003, -7.67198))
hou_sticky.setSize(hou.Vector2(5.16529, 1.17925))
hou_sticky.setColor(hou.Color([0.996, 0.682, 0.682]))
#set hou_parent
hou_parent = hou.node(hou_parent.path() + "/ropnet")
#topnet_glob/ropnet/__stickynote1
hou_sticky = hou_parent.createStickyNote("__stickynote1")
hou_sticky.setText(
"The expression\n`chs(\"/obj/topnet_glob/CTRL_WEDGES/wedge_expr\")`\nreferences the unique Wedge Index Array currently used in the variation.\n\nUse \"wdg_\" Prefix, which is needed in Mutagen Viewer."
)
hou_sticky.setTextSize(0)
hou_sticky.setTextColor(hou.Color((0, 0, 0)))
hou_sticky.setDrawBackground(True)
hou_sticky.setPosition(hou.Vector2(6.23358, -9.58655))
hou_sticky.setSize(hou.Vector2(9.16572, 2.03749))
hou_sticky.setColor(hou.Color([1, 0.529, 0.624]))
#topnet_glob/ropnet/__stickynote2
hou_sticky = hou_parent.createStickyNote("__stickynote2")
hou_sticky.setText(
"Load output from Geometry ROP with File Node to read back the disk cached results.\nJust use relative channel reference from \"Geometry ROP\" \"Output File\" Parameter."
)
hou_sticky.setTextSize(0)
hou_sticky.setTextColor(hou.Color((0, 0, 0)))
hou_sticky.setDrawBackground(True)
hou_sticky.setPosition(hou.Vector2(6.23358, -13.2533))
hou_sticky.setSize(hou.Vector2(9.16572, 1.68094))
hou_sticky.setColor(hou.Color([0.624, 0.329, 0.396]))
def export_animation():
print "\n"
print "_" * 50
print "Starting Export of Edited Mandelbulber Animation..."
print "Please Note that the export only exports to Mandelbulber Flight Animation..."
print "_" * 50
print "\n"
fract_filepath = hou.ui.selectFile(title="Select Original Source .fract File (Will not be overwritten)",
pattern="*.fract")
if fract_filepath == "":
print "Export cancelled."
sys.exit()
fract_filepath_edit = "{}_edit.fract".format(fract_filepath.split(".fract")[0])
print "Mandelbulber Source File:\n{}\n".format(fract_filepath)
print "Mandelbulber Target File:\n{}\n".format(fract_filepath_edit)
fract_file = open(fract_filepath, "r")
fract_string = fract_file.read()
fract_file.close()
# print fract_string
# export edited anim as .chan file
anim_null = hou.node("/obj/mdb_anim_null")
parms = anim_null.parmsInFolder((folder_name,))
parm_tuples = anim_null.parmTuplesInFolder((folder_name,))
precision_scale_parm = anim_null.parm("precision_scale")
precision_scale = precision_scale_parm.eval()
parm_pattern = []
for parm in parms:
parm_exceptions = ["display_size", "precision_scale"]
if parm.name() not in parm_exceptions:
parm.setAutoscope(1)
parm.setScope(1)
parm.setKeyframe(hou.Keyframe(0))
parm_pattern.append(parm.path())
parm_pattern = " ".join(parm_pattern)
# print "\nParm Pattern: " + parm_pattern
chan_filepath = fract_filepath_edit.replace(".fract", ".chan")
# set frame to -1 so export doesn't kill first frame (houdini bug)
hou.hscript("fcur -1")
hou.hscript("chwrite {} {}".format(parm_pattern, chan_filepath))
print "Exported .chan File from Houdini succesfully:\n{}".format(chan_filepath)
# read data from .chan file back in
chan_file = open(chan_filepath, "r")
chan_string = chan_file.read()
chan_file.close()
chan_string_lines = chan_string.split("\n")[:-1]
chan_string_out = []
i = 0
for line in chan_string_lines:
vals = []
nums = []
# precision fixing
vals = line.split("\t")[1:]
for num in vals:
num = float(num) / precision_scale
num = str(num)
nums.append(num)
line = ";".join(nums)
line = line.replace(".", ",")
line = "{};{}".format(i, line)
chan_string_out.append(line)
i += 1
flight_anim_out = "\n".join(chan_string_out)
# print "\n.chan String:"
# print chan_string_out
# print "\n"
# check if flight anim present in file
fract_string_edit = ""
if "[frames]" in fract_string:
flight_anim = fract_string.split("[frames]")[-1]
try:
flight_anim = flight_anim.split("[keyframes]")[0]
except:
pass
flight_anim = "\n".join(flight_anim.split("\n")[2:-1])
fract_string_edit = fract_string.replace(flight_anim, flight_anim_out)
# if not present, insert
else:
anim_parms = (fract_string.split("[keyframes]")[-1]).split("\n")[1]
flight_anim_out = "[frames]\n" + anim_parms + "\n" + flight_anim_out + "\n[keyframes]"
fract_string_edit = fract_string.replace("[keyframes]", flight_anim_out)
split_last_to_render = fract_string_edit.split("flight_last_to_render ")
fract_string_edit = split_last_to_render[0] + "flight_last_to_render " + str(
int(hou.expandString("$FEND")) + 1) + ";" + ";".join(split_last_to_render[-1].split(";")[1:])
# write new edited .fract file
fract_file_edit = open(fract_filepath_edit, "w")
fract_file_edit.write(fract_string_edit)
fract_file_edit.close()
print "\nEdited and saved new .fract File succesfully:\n{}".format(fract_filepath_edit)
print "\n"
print "_" * 50
print "Finished Export of Edited Mandelbulber Animation..."
print "Open edited File in Mandelbulber..."
print "_" * 50
print "\n"
def import_animation():
print "\n"
print "_" * 50
print "Starting Import of Mandelbulber Animation..."
print "_" * 50
print "\n"
# precision fixing
precision_scale = 1000000.0
fract_filepath = hou.ui.selectFile(title="Source .fract File", pattern="*.fract")
if fract_filepath == "":
print "Import cancelled."
sys.exit()
precision_scale = hou.ui.readInput("Please enter 'Value Scale Scale Factor' for easier editing of small values in Houdini",
close_choice=1,
buttons=('OK', 'Cancel'),
title="Value Scale",
initial_contents="1000.0")
if precision_scale[0] == 1:
print "Import cancelled."
sys.exit()
precision_scale = float(precision_scale[1])
print "Mandelbulber File:\n{}\n".format(fract_filepath)
print "Precision Scale fior Import: {}\n".format(precision_scale)
fract_file = open(fract_filepath, "r")
fract_string = fract_file.read()
fract_file.close()
# print fract_string
mode = ""
if "[frames]" in fract_string and "[keyframes]" not in fract_string:
print "Only Flight Animation available for import..."
mode = "flight"
if "[keyframes]" in fract_string and "[frames]" not in fract_string:
print "Only Keyframe Animation available for import..."
mode = "keyframes"
if "[keyframes]" in fract_string and "[frames]" in fract_string:
print "Keyframe and Flight Animation available for import. Please choose."
mode_int = hou.ui.selectFromList(("Flight Animation", "Keyframe Animation"),
default_choices=(0,),
exclusive=True,
message="Choose Animation Type to import",
title="Animation Type",
column_header="Choices",
num_visible_rows=2,
clear_on_cancel=True,
width=400,
height=200)
if mode_int == ():
print "Import cancelled."
sys.exit()
if mode_int[0] == 0:
mode = "flight"
print "Flight Animation Chosen, starting Import...\n"
if mode_int[0] == 1:
mode = "keyframes"
print "Keyframe Animation Chosen, starting Import..."
print "Please Note that Keyframe Interpolation will be ignored...\n"
# init variables
anim_start = 0
anim_end = 100
flight_anim_out = ""
keyframes_anim_out = ""
flight_anim_parms = ""
keyframes_anim_parms = ""
# flight mode
if mode == "flight":
flight_anim = fract_string.split("[frames]")[-1]
try:
flight_anim = flight_anim.split("[keyframes]")[0]
except:
pass
flight_anim_out = ""
for line in flight_anim.split("\n"):
line = " ".join(line.split(";")[1:])
line = line.replace(",", ".")
# precision fixing
nums = []
try:
for num in line.split(" "):
num = float(num) * precision_scale
num = str(num)
nums.append(num)
line = " ".join(nums)
except:
pass
flight_anim_out += line + "\n"
flight_anim_parms = flight_anim_out.split("\n")[1]
flight_anim_out = flight_anim_out.split("\n")[2:-2]
flight_anim_out = "\n".join(flight_anim_out)
# print "Flight Animation String:"
# print flight_anim_out
# print "End Flight Animation String"
if "flight_first_to_render" in fract_string:
anim_start = int((fract_string.split("flight_first_to_render ")[-1]).split(";")[0])
anim_end = int((fract_string.split("flight_last_to_render ")[-1]).split(";")[0]) - 1
# keyframes mode
if mode == "keyframes":
keyframes_anim = fract_string.split("[keyframes]")[-1]
keyframes_anim_out = ""
for line in keyframes_anim.split("\n"):
line = " ".join(line.split(";")[1:])
line = line.replace(",", ".")
# precision fixing
nums = []
try:
for num in line.split(" "):
num = float(num) * precision_scale
num = str(num)
nums.append(num)
line = " ".join(nums)
except:
pass
keyframes_anim_out += line + "\n"
keyframes_anim_out = "\n".join(keyframes_anim_out.split("\n")[1:-2])
keyframes_anim_parms = keyframes_anim_out.split("\n")[0]
keyframes_anim_interpolation = keyframes_anim_out.split("\n")[-1]
keyframes_anim_out = keyframes_anim_out.split("\n")[1:-1]
keyframes_anim_out = "\n".join(keyframes_anim_out)
'''
print "Keyframes Animation String:"
print keyframes_anim_out
print "Keyframes Anim Parms:"
print keyframes_anim_parms
print "Keyframes Interpolation"
print keyframes_anim_interpolation
print "End Strings\n"
'''
if "keyframe_first_to_render" in fract_string:
anim_start = int((fract_string.split("keyframe_first_to_render ")[-1]).split(";")[0])
anim_end = int((fract_string.split("keyframe_last_to_render ")[-1]).split(";")[0]) - 1
# write to .chan file
chan_filepath = fract_filepath.replace(".fract", ".chan")
chan_file = open(chan_filepath, "w")
# flight mode
if mode == "flight":
chan_file.write(flight_anim_out)
if mode == "keyframes":
chan_file.write(keyframes_anim_out)
chan_file.close()
print "Converted to .chan File succesfully:\n{}".format(chan_filepath)
# set up houdini scene
fps = 30
if "keyframe_frames_per_second" in fract_string:
fps = fract_string.split("keyframe_frames_per_second ")
fps = (fps[-1].split(";"))[0]
fps = int(fps)
print "Anim Start: {}".format(anim_start)
print "Anim End: {}".format(anim_end)
print "FPS: {}".format(fps)
print "\n"
hou.hipFile.clear()
hou.hscript("fps {}".format(fps))
hou.hscript("tset {} {}".format(float(-1) / float(fps), float(anim_end) / float(fps)))
hou.hscript("frange {} {}".format(anim_start, anim_end))
print "Animation Range and FPS set in Houdini Scene\n"
# create null object and extract parms
anim_null = hou.node("/obj/").createNode("null", "mdb_anim_null")
anim_null.setSelected(1, 1)
anim_null.setDisplayFlag(0)
if mode == "flight":
anim_parms = flight_anim_parms
if mode == "keyframes":
anim_parms = keyframes_anim_parms
anim_parms = anim_parms.split(" ")
extensions = ["x", "y", "z", "w"]
anim_parms_split = []
for parm in anim_parms:
split = parm.rsplit("_", 1)
if parm[-1] in extensions:
if len(split) > 1:
anim_parms_split.append(split[0])
else:
anim_parms_split.append(parm)
unique_list = []
for item in anim_parms_split:
if item not in unique_list:
unique_list.append(item)
parms_dict = OrderedDict()
for item in unique_list:
parms_dict[item] = anim_parms_split.count(item)
print "\nAnimation Parameters:"
for item in parms_dict:
print "SIZE: {}; NAME: {}".format(parms_dict[item], item)
# create parms
parm_group = anim_null.parmTemplateGroup()
parm_folder = hou.FolderParmTemplate("folder", folder_name)
i = 0
for item in parms_dict:
size = parms_dict[item]
if size > 1:
name = "_{}_{}_".format(i, item).format(item)
parm_folder.addParmTemplate(hou.FloatParmTemplate(name, name, size))
else:
name = "_{}_{}".format(i, item).format(item)
parm_folder.addParmTemplate(hou.FloatParmTemplate(name, name, size))
i += 1
parm_folder.addParmTemplate(hou.FloatParmTemplate("display_size", "Display Size", 1))
parm_folder.addParmTemplate(hou.FloatParmTemplate("precision_scale", "Precision Scale", 1))
parm_group.append(parm_folder)
anim_null.setParmTemplateGroup(parm_group)
# set parms to animated
xform_parms = anim_null.parmsInFolder(("Transform",))
for parm in xform_parms:
parm.setAutoscope(0)
parm.setScope(0)
parms = anim_null.parmsInFolder((folder_name,))
parm_tuples = anim_null.parmTuplesInFolder((folder_name,))
parm_pattern = []
for parm in parms:
parm_exceptions = ["display_size", "precision_scale"]
if parm.name() not in parm_exceptions:
parm.setAutoscope(1)
parm.setScope(1)
parm.setKeyframe(hou.Keyframe(0))
parm_pattern.append(parm.path())
parm_pattern = " ".join(parm_pattern)
#print "\nParm Pattern: " + parm_pattern
# load data from .chan file
hou.hscript("chread -f {} {} -n {} {}".format(anim_start, anim_end, parm_pattern, chan_filepath))
print "\nAnimation Data read back from .chan File and applied to Parameters on Animation Null."
# create helper nulls
display_size_parm = anim_null.parm("display_size")
display_size_parm.set(0.025)
precision_scale_parm = anim_null.parm("precision_scale")
precision_scale_parm.set(precision_scale)
# cam null
cam_null = hou.node("/obj/").createNode("null", "cam_null")
cam_null.move([-2, -2])
cam_null_col = (1, 0, 0)
cam_null_col_parm = cam_null.parmTuple("dcolor")
cam_null_col_parm.set(cam_null_col)
cam_null.setColor(hou.Color(cam_null_col))
cam_null_scale = cam_null.parm("geoscale")
cam_null_scale.setExpression('ch("../mdb_anim_null/display_size")')
cam_null.parm("tx").setExpression('ch("../mdb_anim_null/_0_main_camera_x")')
cam_null.parm("ty").setExpression('ch("../mdb_anim_null/_0_main_camera_y")')
cam_null.parm("tz").setExpression('ch("../mdb_anim_null/_0_main_camera_z")')
# target null
target_null = hou.node("/obj/").createNode("null", "target_null")
target_null.move([2, -2])
target_null_col = (0, 0, 1)
target_null_col_parm = target_null.parmTuple("dcolor")
target_null_col_parm.set(target_null_col)
target_null.setColor(hou.Color(target_null_col))
target_null_scale = target_null.parm("geoscale")
target_null_scale.setExpression('ch("../mdb_anim_null/display_size")')
target_null.parm("tx").setExpression('ch("../mdb_anim_null/_1_main_target_x")')
target_null.parm("ty").setExpression('ch("../mdb_anim_null/_1_main_target_y")')
target_null.parm("tz").setExpression('ch("../mdb_anim_null/_1_main_target_z")')
### save hipFile
hip_filepath = fract_filepath.replace(".fract", ".hip")
hou.hipFile.save(hip_filepath)
print "\n"
print "_" * 50
print "Finished Import of Mandelbulber Animation..."
print "Hip File saved:"
print hip_filepath
print "Edit Animation and then Export..."
print "_" * 50
print "\n"
def setLinKey(prm, val, fno):
key = hou.Keyframe()
key.setExpression("linear()")
key.setFrame(fno)
key.setValue(val)
prm.setKeyframe(key)
def importLightFromClipboard():
obj = hou.node('/obj')
light = None
light_name = ''
light_type = ''
light_target = None
is_tuple = False
clipboard = QtWidgets.QApplication.clipboard()
text = clipboard.text()
lines = text.splitlines()
error_count = 0
if lines[0].startswith('#light_export'):
ls = lines[0].split(',', 2)
fps = ls[1]
range = ls[2]
if fps != str(hou.fps()):
print('warning: fps differs from export')
if range != str(hou.playbar.timelineRange()):
print('warning: animation range differs from export')
for line in lines[1:]:
ls = line.split(',', 1)
if len(ls) == 2:
parm_name = ls[0]
parm_val = ls[1]
if parm_val.startswith('\'') and parm_val.endswith('\''):
parm_val = parm_val[1:-1]
else:
parm_val = eval(parm_val)
is_tuple = isinstance(parm_val, tuple)
if parm_name == 'name':
light_name = parm_val
elif line.startswith('type'):
light_type = parm_val
light = obj.node(light_name)
if light == None:
light = obj.createNode(light_type)
light.setName(light_name)
light.setColor(hou.Color(1, 0.898039, 0))
light.setUserData('nodeshape', 'light')
light.moveToGoodPosition()
out_node = None
for n in light.children():
if n.isGenericFlagSet(hou.nodeFlag.Render) == True:
out_node = n
color = out_node.createOutputNode('color')
color.parm('colorr').set(1)
color.parm('colorg').set(0.898039)
color.parm('colorb').set(0)
color.setDisplayFlag(True)
if light_type == 'VRayNodeLightSphere':
light.node('sphere1').parm('type').set(4)
light.node('sphere1').parm('imperfect').set(0)
if light_type == 'VRayNodeLightRectangle':
light.node('line1').parm('dist').setExpression(
'(ch("../u_size") + ch("../v_size")) * 0.333')
light.node('grid1').parm('type').set(2)
light.node('grid1').parm('orderu').set(2)
light.node('grid1').parm('orderv').set(2)
switch = light.node('grid1').createOutputNode(
'switch')
switch.parm('input').setExpression(
'ch("../is_disc")')
circle = light.createNode('circle')
circle.parm('type').set(2)
circle.parm('radx').setExpression(
'ch("../u_size") / 2')
circle.parm('rady').setExpression(
'ch("../v_size") / 2')
# light.parm('v_size').setExpression('ch("u_size")')
switch.setNextInput(circle)
light.node('merge1').setInput(0, switch)
# light.layoutChildren()
if light_type == 'VRayNodeSunLight':
'''
light.node('transform1').parm('sx').setExpression('ch("../size_multiplier")')
light.node('transform1').parm('sy').setExpression('ch("../size_multiplier")')
light.node('transform1').parm('sz').setExpression('ch("../size_multiplier")')
'''
light_target = obj.node(light_name + '_target')
if light_target == None:
light_target = createLightTarget(obj, light)
else:
for p in (light_target.parms()):
p.deleteAllKeyframes()
else:
if light.type().name() != light_type:
light.changeNodeType(light_type)
for p in (light.parms()):
p.deleteAllKeyframes()
p.revertToDefaults()
light.parm('constraints_on').set(1)
light.parm('constraints_path').set('constraints')
elif parm_name == 'type':
light_type = parm_val
if light_type == 'target':
light_target = obj.node(light_name + '_target')
if light_target == None:
light_target = createLightTarget(obj, light)
else:
for p in (light_target.parms()):
p.deleteAllKeyframes()
elif line.startswith('target_'):
if is_tuple:
for k in parm_val:
setKey = hou.Keyframe()
setKey.setFrame(k[0])
setKey.setValue(k[1])
light_target.parm(
parm_name[7:]).setKeyframe(setKey)
else:
light_target.parm(parm_name[7:]).set(parm_val)
else:
try:
if is_tuple:
for k in parm_val:
setKey = hou.Keyframe()
setKey.setFrame(k[0])
setKey.setValue(k[1])
light.parm(parm_name).setKeyframe(setKey)
else:
light.parm(parm_name).set(parm_val)
except:
print('cannot setting parameter: ' + parm_name)
error_count += 1
if error_count == 0:
print('light successfully imported')
else:
print('light imported with ' + str(error_count) + " errors")
else:
print('cannot apply clipboad values, wrong type!')
def create_cam():
seq = hou.ui.selectFile(title="Select first frame of EXR Sequence",
collapse_sequences=True,
pattern="*.exr",
width=800,
height=600)
if seq == "":
print "Cancelled..."
sys.exit()
seq = hou.expandString(seq)
fps = hou.ui.readInput("Set FPS for Image Sequence",
buttons=(
'OK',
'Cancel',
),
default_choice=0,
close_choice=1,
title=None,
initial_contents="60")
if fps[0] == 1:
print "Cancelled..."
sys.exit()
else:
fps = int(fps[1])
print "\nStart Camera creation from EXR Sequence..."
print "First Frame:"
print seq
print "\n"
#create copnet
img = hou.node("/img").createNode("img", "img")
cop = img.createNode("file", "read_seq")
cop.parm("nodename").set(0)
fileparm = cop.parm("filename1")
fileparm.set("")
split = os.path.split(seq)
dir = split[0]
start = split[1].split("_")[0]
temp = split[1].split("_")[-1]
mid = temp.split(".")[0]
end = temp.split(".")[-1]
pad = len(mid)
start_frame = int(mid)
num_frames = len(os.listdir(dir))
end_frame = num_frames - 1
print "Start Frame: {}".format(start_frame)
print "End Frame: {}".format(end_frame)
print "Number of Frames: {}".format(num_frames)
print "FPS: {}\n".format(fps)
#houdini scene setup
hou.hscript("fps {}".format(fps))
hou.hscript("tset {} {}".format(
float(-1) / float(fps),
float(end_frame) / float(fps)))
hou.hscript("frange {} {}".format(start_frame, end_frame))
hou.hscript("fcur 0")
#static metadata
fileparm.set(seq)
meta = cop.getMetaDataString("attributes")
meta = eval(meta)
width = cop.xRes()
height = cop.yRes()
aspect = float(height) / float(width)
perspective_type = meta[
"perspective_type"] #"persp_three_point", "persp_equirectangular",
stereo_enabled = meta["stereo_enabled"] #"yes", "no"
stereo_infinite_correction = int(
meta["stereo_infinite_correction"]) #[0, 1]
print "Perspective Type: {}".format(perspective_type)
print "Stereo Enabled: {}".format(stereo_enabled)
print "Stereo Infinite Correction: {}".format(stereo_infinite_correction)
print "Width: {}".format(width)
print "Height: {}".format(height)
print "Aspect: {}".format(aspect)
#create camera
cam = ""
vr_cam_typename_to_create = "vrcam"
cam_aperture_base = 36
cam_vr_focal = 18
def create_vr_cam():
cam = hou.node("/obj").createNode(vr_cam_typename_to_create)
cam.parm("vrmergemode").set(2)
cam.parm("vrmergeangle").set(90)
cam.parm("vreyetoneckdistance").set(0)
vr_layout_parm = cam.parm("vrlayout")
if aspect == 0.5:
vr_layout_parm.set(2)
if aspect == 1:
vr_layout_parm.set(1)
if aspect == 0.25:
vr_layout_parm.set(0)
return cam
if stereo_enabled == "yes":
if perspective_type == "persp_equirectangular":
cam = create_vr_cam()
elif perspective_type == "persp_three_point":
cam = hou.node("/obj").createNode("stereocamrig")
else:
raise Exception(
"Perspective Type '{}' not supported by Houdini.".format(
perspective_type))
if stereo_enabled == "no":
if perspective_type == "persp_equirectangular":
cam = create_vr_cam()
elif perspective_type == "persp_three_point":
cam = hou.node("/obj").createNode("cam")
else:
raise Exception(
"Perspective Type '{}' not supported by Houdini.".format(
perspective_type))
#set res
cam.parm("resx").set(width)
cam.parm("resy").set(height)
# start loop
print "\nStart iterating over frames...\n"
keys_tx = []
keys_ty = []
keys_tz = []
keys_rx = []
keys_ry = []
keys_rz = []
keys_targetx = []
keys_targety = []
keys_targetz = []
keys_topx = []
keys_topy = []
keys_topz = []
keys_focal = []
keys_stereo = []
for i in range(num_frames):
frame = str(i).zfill(pad)
file = "{}/{}_{}.{}".format(dir, start, frame, end)
#print "Current File: {}".format(file)
fileparm.set(file)
meta = cop.getMetaDataString("attributes")
meta = eval(meta)
#get values from metadata
#camera position
translate_x = float(meta["camera.x"])
translate_y = float(meta["camera.y"])
translate_z = float(meta["camera.z"])
translate = hou.Vector3(translate_x, translate_y, translate_z)
key_tx = hou.Keyframe(translate_x, hou.frameToTime(i))
keys_tx.append(key_tx)
key_ty = hou.Keyframe(translate_y, hou.frameToTime(i))
keys_ty.append(key_ty)
key_tz = hou.Keyframe(translate_z, hou.frameToTime(i))
keys_tz.append(key_tz)
#camera rotation / not correctly exported from mandelbulber
#thus cam xform matrix calculated from cam vectors
'''
#correct mandelbulber meta output
rotate_x = 90 - float(meta["camera_rotation.y"])
rotate_y = float(meta["camera_rotation.z"])
rotate_z = float(meta["camera_rotation.x"])
'''
#calculate rotations from cam vectors
#camera target
target_x = float(meta["target.x"])
target_y = float(meta["target.y"])
target_z = float(meta["target.z"])
target = hou.Vector3(target_x, target_y, target_z)
#camera top (up)
top_x = float(meta["top.x"])
top_y = float(meta["top.y"])
top_z = float(meta["top.z"])
top = hou.Vector3(top_x, top_y, top_z)
# calculate vectors
forward = (translate - target).normalized()
right = top.normalized().cross(forward)
up = forward.cross(right)
#build matrix
right_c = hou.Vector4(right.x(), right.y(), right.z(), 0)
up_c = hou.Vector4(up.x(), up.y(), up.z(), 0)
forward_c = hou.Vector4(forward.x(), forward.y(), forward.z(), 0)
translate_c = hou.Vector4(translate.x(), translate.y(), translate.z(),
1)
m = hou.Matrix4((right_c, up_c, forward_c, translate_c))
#extract rotations
pivot_v = hou.Vector3(0, 0, 0)
pivot_rotate_v = hou.Vector3(0, 0, 0)
rotate = m.extractRotates(transform_order='srt',
rotate_order='xyz',
pivot=pivot_v,
pivot_rotate=pivot_rotate_v)
rotate_x = rotate.x()
rotate_y = rotate.y()
rotate_z = rotate.z()
key_rx = hou.Keyframe(rotate_x, hou.frameToTime(i))
keys_rx.append(key_rx)
key_ry = hou.Keyframe(rotate_y, hou.frameToTime(i))
keys_ry.append(key_ry)
key_rz = hou.Keyframe(rotate_z, hou.frameToTime(i))
keys_rz.append(key_rz)
fov = float(meta["fov"])
#calulate focal length based on fov and "cam_aperture_base"
focal = cam_aperture_base / (2 * math.tan(math.radians(fov) / 2))
key_focal = hou.Keyframe(focal, hou.frameToTime(i))
keys_focal.append(key_focal)
stereo_eye_distance = 2 * float(meta["stereo_eye_distance"])
key_stereo = hou.Keyframe(stereo_eye_distance, hou.frameToTime(i))
keys_stereo.append(key_stereo)
#print "\nFrame: {}".format(frame)
#print "Translate: ({}, {}, {})".format(translate_x, translate_y, translate_z)
#print "Rotate: ({}, {}, {})".format(rotate_x, rotate_y, rotate_z)
#print "Stereo Distance: {}".format(stereo_eye_distance)
#set keyframes
parm_tx = cam.parm("tx")
parm_tx.setKeyframes(keys_tx)
parm_ty = cam.parm("ty")
parm_ty.setKeyframes(keys_ty)
parm_tz = cam.parm("tz")
parm_tz.setKeyframes(keys_tz)
parm_rx = cam.parm("rx")
parm_rx.setKeyframes(keys_rx)
parm_ry = cam.parm("ry")
parm_ry.setKeyframes(keys_ry)
parm_rz = cam.parm("rz")
parm_rz.setKeyframes(keys_rz)
parm_aperture = cam.parm("aperture")
parm_aperture.set(cam_aperture_base)
parm_focal = cam.parm("focal")
if perspective_type == "persp_equirectangular":
parm_focal.set(cam_vr_focal)
parm_stereo = cam.parm("vreyeseparation")
if stereo_enabled == "yes":
parm_stereo.setKeyframes(keys_stereo)
else:
parm_stereo.set(0)
else:
parm_focal.setKeyframes(keys_focal)
if stereo_enabled == "yes":
parm_stereo = cam.parm("interaxial")
parm_stereo.setKeyframes(keys_stereo)
#delete img node
img.destroy()
#select camera
cam.setSelected(1, 1)
print "\nCamera successfully created from Mandelbulber EXR Image Sequence.\n\n"