SkinWeight Map export/import By FurcraeaTokyo

def GetSkinCluster(mesh):
	history = cmds.listHistory(mesh)
	for h in history:
		if cmds.objectType(h, isType='skinCluster'):
			return h
	return None
def GetSkinPercent(SkinCluster,vtx,mJoint):
    # vtx[100] の joint1 の weight を取得
    skinWeightV=cmds.skinPercent( SkinCluster, vtx, t= mJoint, query=True, value=True)
    return skinWeightV
    

def GetPolyCount(mesh):
	return cmds.polyEvaluate(mesh, v=True)
	

from PySide.QtCore import QByteArray, QBuffer, QIODevice, QFile
from PySide import QtGui



jointName="neckUpper|head"	
mesh="Design_model|Mesh|Face_Only_Beauty"
poly_count = GetPolyCount(mesh)
skin_cluster = GetSkinCluster(mesh)

imagePath="C:/Download/Game/AdvansedLocoMotionSystem/AnimMan/SkinWeight_neck01_to_Head/SkinWeight_002simple/render.png"


WeightArray=[]
for i in range(poly_count):
    vtx_attr_name = mesh + ".vtx[" + str(i) + "]"
    weightV=image_arr[i]

    weightV=GetSkinPercent(skin_cluster,vtx_attr_name,jointName)
    WeightArray.append(weightV)


print("WeightArray="+str(WeightArray))
lenWeightArr=len(WeightArray)
print("lenWeightArr= "+str(lenWeightArr))

width=lenWeightArr
height=1

#buffer = QImage(pageSize, QImage.Format_ARGB32)
buffer = QtGui.QImage(width,height,QtGui.QImage.Format_ARGB32_Premultiplied)
def setDrowPixels(MyImage,WeightArray,width,height):
    for x in range(0, width ):
        for y in range(0, height ):
            gValue=0
            if(y==0):
                gValue = WeightArray[x]   
            else:
                gValue = WeightArray[x*y]
            print("x= "+str(x)+" y= "+str(y)+" gValue= "+str(gValue))
            MyImage.setPixel( x, y, QtGui.QColor( gValue, gValue, gValue ).rgb() )
    return MyImage
buffer=setDrowPixels(buffer,WeightArray,width,height)
buffer.save(imagePath)

def GetSkinCluster(mesh):
	history = cmds.listHistory(mesh)
	for h in history:
		if cmds.objectType(h, isType='skinCluster'):
			return h
	return None
def GetSkinPercent(SkinCluster,vtx,mJoint):
    # vtx[100] の joint1 の weight を取得
    skinWeightV=cmds.skinPercent( SkinCluster, vtx, t= mJoint, query=True, value=True)
    return skinWeightV
    
def SetSkinPercent(SkinCluster,vtx,mJoint,skinWeightV):
    # vtx[100] の weight を. joint を指定して設定
    cmds.skinPercent( SkinCluster, vtx, transformValue=[(mJoint, skinWeightV)])
    

def GetPolyCount(mesh):
	return cmds.polyEvaluate(mesh, v=True)
	

from PySide.QtCore import QByteArray, QBuffer, QIODevice, QFile
from PySide import QtGui

def image_to_array(imagePath):
    source = QtGui.QImage(imagePath)

    # バイナリとメタデータを読み込み
    #bits = source.constBits()
    width = source.width()
    height = source.height()
    print("width= "+str(width))
    print("height= "+str(height))
    '''
    return array of integer 0-255 rgba values
    [(r, g, b, a)]
    '''
    img = QtGui.QImage(width, height, QtGui.QImage.Format.Format_ARGB32)
    img.load(imagePath)
    colorArray = []
    kidoArray=[]
    for y in range(height):
        for x in range(width):
            color = QtGui.QColor()
            color.setRgba(img.pixel(x,y))
            colorArray.append(color.getRgb())
            kidoArray.append(color.getRgb()[0])
    return kidoArray

jointName="ALS_Mannequin|root|pelvis|spine_01|spine_02|spine_03|neck_01|head"	
mesh="ALS_Mannequin|Mesh|Face_Only_Beauty"
poly_count = GetPolyCount(mesh)
skin_cluster = GetSkinCluster(mesh)

imagePath="C:/Download/Game/AdvansedLocoMotionSystem/AnimMan/SkinWeight_neck01_to_Head/SkinWeight_002simple/render.png"

image_arr=image_to_array(imagePath)
print("image_arr= "+str(image_arr))



for i in range(poly_count):
    vtx_attr_name = mesh + ".vtx[" + str(i) + "]"
    weightV=image_arr[i]
    #SetSkinPercent(skin_cluster,vtx_attr_name,jointName,1)
    SetSkinPercent(skin_cluster,vtx_attr_name,jointName,weightV)