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spJsonReader.py
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spJsonReader.py
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from spUtils import *
import json
class spJsonReader():
def getColorFromHexString( self, colorDict, colorString ):
colorDict["r"] = int( colorString[0:2], 16 ) / 255
colorDict["g"] = int( colorString[2:4], 16 ) / 255
colorDict["b"] = int( colorString[4:6], 16 ) / 255
colorDict["a"] = int( colorString[6:8], 16 ) / 255
def readAnimation( self, jsonAnimation, animationName, skeletonData ):
animation = { "name": animationName, "slots": list(), "bones": list(), "ik": list(),
"ffd": list(), "drawOrder": list(), "events": list() }
# Slot timelines
slots = jsonAnimation.get( "slots", dict() )
slotsKeyList = list( slots.keys() )
slotIndexes = list()
for i in range( 0, len( slotsKeyList ) ):
slot = slots[ slotsKeyList[i] ]
slotIndex = findSlotIndexByName( slotsKeyList[i], skeletonData["slots"] )
timelineKeyList = list( slot.keys() )
slotDict = { "slotIndex": slotIndex, "timelines": list() }
for j in range( 0, len( timelineKeyList ) ):
timelineType = SP_TIMELINE_COLOR
if ( timelineKeyList[j].startswith( "color" ) ):
timelineType = SP_TIMELINE_COLOR
elif ( timelineKeyList[j] == "attachment" ):
timelineType = SP_TIMELINE_ATTACHMENT
frames = slot[ timelineKeyList[j] ]
timelineDict = { "type": timelineType, "framesCount": list( frames ), "frames": list() }
if ( timelineType == SP_TIMELINE_COLOR ):
for frameIndex in range( 0, len( frames ) ):
time = frames[frameIndex]["time"]
frame = { "time": time, "r": 1.0, "g": 1.0, "b": 1.0, "a": 1.0,
"curve_type": SP_CURVE_LINEAR, "curves": list() }
self.getColorFromHexString( frame, frames[frameIndex]["color"] )
curveType = frames[frameIndex].get( "curve", None )
if ( curveType == None ):
frame["curve_type"] = SP_CURVE_LINEAR
elif ( curveType == "stepped" ):
frame["curve_type"] = SP_CURVE_STEPPED
elif ( type( curveType ) == list ):
frame["curve_type"] = SP_CURVE_BEZIER
frame["curves"] = curveType
timelineDict["frames"].append( frame )
slotDict["timelines"].append( timelineDict )
elif ( timelineType == SP_TIMELINE_ATTACHMENT ):
for frameIndex in range( 0, len( frames ) ):
time = frames[frameIndex]["time"]
attachmentName = frames[frameIndex]["name"]
frame = { "time": time, "attachment_name": attachmentName }
timelineDict["frames"].append( frame )
slotDict["timelines"].append( timelineDict )
animation["slots"].append( slotDict )
# Bone timelines
bones = jsonAnimation.get( "bones", dict() )
bonesKeyList = list( bones.keys() )
for i in range( 0, len( bonesKeyList ) ):
bone = bones[ bonesKeyList[i] ]
boneIndex = findBoneParentIndexByName( bonesKeyList[i], skeletonData["bones"] )
timelineKeyList = list( bone.keys() )
boneDict = { "boneIndex": boneIndex, "timelines": list() }
for j in range( 0, len( timelineKeyList ) ):
timelineType = SP_TIMELINE_ROTATE
if ( timelineKeyList[j] == "rotate" ):
timelineType = SP_TIMELINE_ROTATE
elif ( timelineKeyList[j] == "scale" ):
timelineType = SP_TIMELINE_SCALE
elif ( timelineKeyList[j] == "translate" ):
timelineType = SP_TIMELINE_TRANSLATE
elif ( timelineKeyList[j] == "flipX" ):
timelineType = SP_TIMELINE_FLIPX
elif ( timelineKeyList[j] == "flipY" ):
timelineType = SP_TIMELINE_FLIPY
frames = bone[ timelineKeyList[j] ]
timelineDict = { "type": timelineType, "framesCount": list( frames ), "frames": list() }
if ( timelineType == SP_TIMELINE_ROTATE ):
for frameIndex in range( 0, len( frames ) ):
time = frames[frameIndex]["time"]
angle = frames[frameIndex].get( "angle", 0.0 )
frame = { "time": time, "angle": angle, "curve_type": SP_CURVE_LINEAR, "curves": list() }
curveType = frames[frameIndex].get( "curve", None )
if ( curveType == None ):
frame["curve_type"] = SP_CURVE_LINEAR
elif ( curveType == "stepped" ):
frame["curve_type"] = SP_CURVE_STEPPED
elif ( type( curveType ) == list ):
frame["curve_type"] = SP_CURVE_BEZIER
frame["curves"] = curveType
timelineDict["frames"].append( frame )
boneDict["timelines"].append( timelineDict )
elif ( ( timelineType == SP_TIMELINE_TRANSLATE ) or ( timelineType == SP_TIMELINE_SCALE ) ):
for frameIndex in range( 0, len( frames ) ):
time = frames[frameIndex]["time"]
x = frames[frameIndex].get( "x", 0.0 )
y = frames[frameIndex].get( "y", 0.0 )
frame = { "time": time, "x": x, "y": y, "curve_type": SP_CURVE_LINEAR, "curves": list() }
curveType = frames[frameIndex].get( "curve", None )
if ( curveType == None ):
frame["curve_type"] = SP_CURVE_LINEAR
elif ( curveType == "stepped" ):
frame["curve_type"] = SP_CURVE_STEPPED
elif ( type( curveType ) == list ):
frame["curve_type"] = SP_CURVE_BEZIER
frame["curves"] = curveType
timelineDict["frames"].append( frame )
boneDict["timelines"].append( timelineDict )
elif ( timelineType == SP_TIMELINE_FLIPX ):
for frameIndex in range( 0, len( frames ) ):
time = frames[frameIndex]["time"]
flip = frames[frameIndex].get( "x", False )
frame = { "time": time, "flip": flip }
timelineDict["frames"].append( frame )
boneDict["timelines"].append( timelineDict )
elif ( timelineType == SP_TIMELINE_FLIPY ):
for frameIndex in range( 0, len( frames ) ):
time = frames[frameIndex]["time"]
flip = frames[frameIndex].get( "y", False )
frame = { "time": time, "flip": flip }
timelineDict["frames"].append( frame )
boneDict["timelines"].append( timelineDict )
animation["bones"].append( boneDict )
# ik timelines
iks = jsonAnimation.get( "ik", dict() )
iksKeyList = list( iks.keys() )
for i in range( 0, len( iksKeyList ) ):
ikIndex = findIkConstraintIndexByName( iksKeyList[i], skeletonData["ikConstraints"] )
frames = iks[ iksKeyList[i] ]
timelineDict = { "ikConstraintIndex": ikIndex, "framesCount": len( frames ), "frames": list() }
for frameIndex in range( 0, len( frames ) ):
time = frames[frameIndex]["time"]
mix = frames[frameIndex].get( "mix", 1.0 )
bendPositive = frames[frameIndex].get( "bendPositive", False )
frame = { "time": time, "mix": mix, "bendPositive": -1, "curve_type": 0, "curves": list() }
if ( bendPositive ):
frame["bendPositive"] = 1
curveType = frames[frameIndex].get( "curve", None )
if ( curveType == None ):
frame["curve_type"] = SP_CURVE_LINEAR
elif ( curveType == "stepped" ):
frame["curve_type"] = SP_CURVE_STEPPED
elif ( type( curveType ) == list ):
frame["curve_type"] = SP_CURVE_BEZIER
frame["curves"] = curveType
timelineDict["frames"].append( frame )
animation["ik"].append( timelineDict )
# FFD (Skin Deform) timelines
ffd = jsonAnimation.get( "ffd", dict() )
skinsKeyList = list( ffd.keys() )
for i in range( 0, len( skinsKeyList ) ):
skinIndex = getSkinIndexByName( skinsKeyList[i], skeletonData["skins"] )
ffdDict = { "skinIndex": skinIndex, "slots": list() }
slotsKeyList = list( ffd[ skinsKeyList[i] ].keys() )
for j in range( 0, len( slotsKeyList ) ):
slotIndex = findSlotIndexByName( slotsKeyList[j], skeletonData["slots"] )
slotDict = { "slotIndex": slotIndex, "timelines": list() }
timelinesKeyList = list( ffd[ skinsKeyList[i] ][ slotsKeyList[j] ].keys() )
for k in range( 0, len( timelinesKeyList ) ):
frames = ffd[ skinsKeyList[i] ][ slotsKeyList[j] ][ timelinesKeyList[k] ]
timelineDict = { "attachmentName": timelinesKeyList[k],
"framesCount": len( frames ), "frames": list() }
timelineDict["type"] = SP_TIMELINE_FFD
for frameIndex in range( 0, len( frames ) ):
frame = { "frameVertices": list(), "curve_type": SP_CURVE_LINEAR, "curves": list() }
frame["time"] = frames[frameIndex]["time"]
frame["start"] = frames[frameIndex].get( "offset", 0 )
frame["end"] = len( frames[frameIndex].get( "vertices", list() ) )
for m in range( 0, len( frames[frameIndex].get( "vertices", list() ) ) ):
frame["frameVertices"].append( frames[frameIndex]["vertices"][m] )
curveType = frames[frameIndex].get( "curve", None )
if ( curveType == None ):
frame["curve_type"] = SP_CURVE_LINEAR
elif ( curveType == "stepped" ):
frame["curve_type"] = SP_CURVE_STEPPED
elif ( type( curveType ) == list ):
frame["curve_type"] = SP_CURVE_BEZIER
frame["curves"] = curveType
timelineDict["frames"].append( frame )
slotDict["timelines"].append( timelineDict )
ffdDict["slots"].append( slotDict )
animation["ffd"].append( ffdDict )
# Draw Order timelines
frames = jsonAnimation.get( "draworder", list() )
if ( len( frames ) == 0 ):
frames = jsonAnimation.get( "drawOrder", list() )
for frameIndex in range( 0, len( frames ) ):
frameDict = { "time": 0.0, "offsets": list() }
# offsets can be omitted
offsets = frames[frameIndex].get( "offsets", list() )
for i in range( 0, len( offsets ) ):
slotIndex = findSlotIndexByName( offsets[i]["slot"], skeletonData["slots"] )
offset = { "slotIndex": slotIndex, "amount": offsets[i]["offset"] }
frameDict["offsets"].append( offset )
frameDict["time"] = frames[frameIndex]["time"]
animation["drawOrder"].append( frameDict )
# Events timelines
frames = jsonAnimation.get( "events", list() )
for i in range( 0, len( frames ) ):
time = frames[i]["time"]
eventIndex = findEventIndexByName( frames[i]["name"], skeletonData["events"] )
event = { "eventIndex": eventIndex,
"intValue": 0,
"floatValue": 0.0,
"stringValue": None }
event["intValue"] = frames[i].get( "int", skeletonData["events"][eventIndex]["intValue"] )
event["floatValue"] = frames[i].get( "float", skeletonData["events"][eventIndex]["floatValue"] )
event["stringValue"] = frames[i].get( "string", skeletonData["events"][eventIndex]["stringValue"] )
frame = { "time": time, "event": event }
animation["events"].append( frame )
return animation
def readAttachment( self, jsonAttachment, placeholderName ):
attachment = { "placeholderName": placeholderName }
attachment["attachmentName"] = jsonAttachment.get( "name", None )
attachment["attachmentType"] = getAttachmentTypeFromJsonToBinary( jsonAttachment.get( "type", None ) )
if ( attachment["attachmentType"] == SP_ATTACHMENT_REGION ):
attachment["path"] = jsonAttachment.get( "path", None )
attachment["x"] = jsonAttachment.get( "x", 0.0 )
attachment["y"] = jsonAttachment.get( "y", 0.0 )
attachment["scaleX"] = jsonAttachment.get( "scaleX", 1.0 )
attachment["scaleY"] = jsonAttachment.get( "scaleY", 1.0 )
attachment["rotation"] = jsonAttachment.get( "rotation", 0.0 )
attachment["width"] = jsonAttachment["width"]
attachment["height"] = jsonAttachment["height"]
attachment["r"] = 1.0
attachment["g"] = 1.0
attachment["b"] = 1.0
attachment["a"] = 1.0
self.getColorFromHexString( attachment, jsonAttachment.get( "color", "ffffffff" ) )
elif ( attachment["attachmentType"] == SP_ATTACHMENT_BOUNDING_BOX ):
attachment["vertices"] = deflattenVertexList( jsonAttachment["vertices"] )
elif ( attachment["attachmentType"] == SP_ATTACHMENT_MESH ):
attachment["path"] = jsonAttachment.get( "path", None )
mesh = attachment
mesh["regionUVs"] = deflattenVertexList( jsonAttachment["uvs"] )
mesh["triangles"] = jsonAttachment["triangles"]
mesh["vertices"] = deflattenVertexList( jsonAttachment["vertices"] )
mesh["r"] = 1.0
mesh["g"] = 1.0
mesh["b"] = 1.0
mesh["a"] = 1.0
self.getColorFromHexString( mesh, jsonAttachment.get( "color", "ffffffff" ) )
mesh["hullLength"] = jsonAttachment["hull"]
mesh["edges"] = jsonAttachment.get( "edges", list() )
mesh["width"] = jsonAttachment.get( "width", 0 )
mesh["height"] = jsonAttachment.get( "height", 0 )
elif ( attachment["attachmentType"] == SP_ATTACHMENT_SKINNED_MESH ):
attachment["path"] = jsonAttachment.get( "path", None )
mesh = attachment
mesh["regionUVs"] = deflattenVertexList( jsonAttachment["uvs"] )
mesh["triangles"] = jsonAttachment["triangles"]
mesh["vertices"] = deflattenWeightedVertexList( jsonAttachment["vertices"] )
mesh["r"] = 1.0
mesh["g"] = 1.0
mesh["b"] = 1.0
mesh["a"] = 1.0
self.getColorFromHexString( mesh, jsonAttachment.get( "color", "ffffffff" ) )
mesh["hullLength"] = jsonAttachment["hull"]
mesh["edges"] = jsonAttachment.get( "edges", list() )
mesh["width"] = jsonAttachment.get( "width", 0 )
mesh["height"] = jsonAttachment.get( "height", 0 )
return attachment
def readSkin( self, jsonSkin, skinName, slots ):
skin = { "name": skinName, "slots": list() }
slotKeysList = list( jsonSkin.keys() )
for i in range( 0, len( slotKeysList ) ):
slotIndex = findSlotIndexByName( slotKeysList[i], slots )
slot = { "slotIndex": slotIndex, "attachments": list() }
attachmentKeysList = list( jsonSkin[ slotKeysList[i] ] )
for j in range( 0, len( attachmentKeysList ) ):
attachment = self.readAttachment( jsonSkin[ slotKeysList[i] ][ attachmentKeysList[j] ],
attachmentKeysList[j] )
slot["attachments"].append( attachment )
skin["slots"].append( slot )
return skin
def renameDuplicateKeysInJson( self, orderedPairs ):
# Reject duplicate keys
d = {}
i = 1
for k, v in orderedPairs:
if k in d:
k = k + "_another_key_with_the_same_name_" + str( i )
d[k] = v
else:
d[k] = v
return d
def readSkeletonDataFile( self, path ):
file = open( path, 'r' )
text = file.read()
file.close()
jsonData = json.loads( text, object_pairs_hook=self.renameDuplicateKeysInJson )
skeletonData = spStoredSkeletonData()
skeletonData["hash"] = jsonData["skeleton"].get( "hash", None )
skeletonData["version"] = jsonData["skeleton"].get( "spine", None )
skeletonData["width"] = jsonData["skeleton"].get( "width", 0.0 )
skeletonData["height"] = jsonData["skeleton"].get( "height", 0.0 )
skeletonData["images"] = jsonData["skeleton"].get( "images", None )
skeletonData["nonessential"] = False # skeletonData["nonessential"]
if ( skeletonData["images"] != None ):
skeletonData["nonessential"] = True
# Bones
skeletonData["bonesCount"] = len( jsonData["bones"] )
for i in range( 0, skeletonData["bonesCount"] ):
boneData = dict()
boneData["name"] = jsonData["bones"][i]["name"]
if ( jsonData["bones"][i].get( "parent", None ) == None ):
boneData["parent"] = -1
else:
boneData["parent"] = findBoneParentIndexByName( jsonData["bones"][i]["parent"], skeletonData["bones"] )
boneData["x"] = jsonData["bones"][i].get( "x", 0.0 )
boneData["y"] = jsonData["bones"][i].get( "y", 0.0 )
boneData["scaleX"] = jsonData["bones"][i].get( "scaleX", 1.0 )
boneData["scaleY"] = jsonData["bones"][i].get( "scaleY", 1.0 )
boneData["rotation"] = jsonData["bones"][i].get( "rotation", 0.0 )
boneData["length"] = jsonData["bones"][i].get( "length", 0.0 )
boneData["flipX"] = bool( jsonData["bones"][i].get( "flipX", 0 ) )
boneData["flipY"] = bool( jsonData["bones"][i].get( "flipY", 0 ) )
boneData["inheritScale"] = bool( jsonData["bones"][i].get( "inheritScale", 1 ) )
boneData["inheritRotation"] = bool( jsonData["bones"][i].get( "inheritRotation", 1 ) )
color = jsonData["bones"][i].get( "color", "989898ff" )
if ( color != "989898ff" ):
skeletonData["nonessential"] = True
self.getColorFromHexString( boneData, color )
skeletonData["bones"].append( boneData )
# ik
ikList = jsonData.get( "ik", list() )
for i in range( 0, len( ikList ) ):
ik = {}
ik["name"] = ikList[i]["name"]
ik["bones"] = list()
for n in range( 0, len( ikList[i]["bones"] ) ):
boneIndex = findBoneIndexByName( ikList[i]["bones"][n], skeletonData["bones"] )
ik["bones"].append( boneIndex )
ik["mix"] = ikList[i].get( "mix", 1.0 )
ik["target"] = findBoneIndexByName( ikList[i]["target"], skeletonData["bones"] )
bendPositive = ikList[i].get( "bendPositive", True )
if ( bendPositive ):
ik["bendDirection"] = 1
else:
ik["bendDirection"] = -1
skeletonData["ikConstraints"].append( ik )
# Slots
if ( len( jsonData.get( "slots", list() ) ) > 0 ):
for i in range( 0, len( jsonData["slots"] ) ):
slot = {}
slot["name"] = jsonData["slots"][i]["name"]
slot["boneData"] = findBoneIndexByName( jsonData["slots"][i]["bone"], skeletonData["bones"] )
slot["attachmentName"] = jsonData["slots"][i].get( "attachment", None )
slot["r"] = 1.0
slot["g"] = 1.0
slot["b"] = 1.0
slot["a"] = 1.0
if ( jsonData["slots"][i].get( "color", "ffffffff" ) != "ffffffff" ):
self.getColorFromHexString( slot, jsonData["slots"][i]["color"] )
slot["additiveBlending"] = jsonData["slots"][i].get( "additive", False )
# SkeletonViewer expects "additive" (bool)
# some 2.1.27 jsons show it as "blend" (str) though
# for now check both
if ( not slot["additiveBlending"] ):
if ( jsonData["slots"][i].get( "blend", "normal" ) == "additive" ):
slot["additiveBlending"] = True
skeletonData["slots"].append( slot )
# Default skin
skinsKeyList = list( jsonData["skins"].keys() )
for i in range( 0, len( skinsKeyList ) ):
skin = self.readSkin( jsonData["skins"][skinsKeyList[i]], skinsKeyList[i], skeletonData["slots"] )
skeletonData["skins"].append( skin )
# Events
eventsKeyList = list( jsonData.get( "events", dict() ).keys() )
if ( len( eventsKeyList ) > 0 ):
for i in range( 0, len( eventsKeyList ) ):
eventData = { "name": eventsKeyList[i] }
eventData["intValue"] = jsonData["events"][ eventsKeyList[i] ].get( "int", 0 )
eventData["floatValue"] = jsonData["events"][ eventsKeyList[i] ].get( "float", 0.0 )
eventData["stringValue"] = jsonData["events"][ eventsKeyList[i] ].get( "string", None )
skeletonData["events"].append( eventData )
# Animations
animationsKeyList = list( jsonData.get( "animations", dict() ).keys() )
if ( len( animationsKeyList ) > 0 ):
for i in range( 0, len( animationsKeyList ) ):
animation = self.readAnimation( jsonData["animations"][animationsKeyList[i]],
animationsKeyList[i], skeletonData )
skeletonData["animations"].append( animation )
return skeletonData