def edgeLoopsToCurve(edgeList,form=2,degree=1):
'''
Generate edge loop curves from the specified list of edges.
@param edgeList: The list of mesh edges to generate edge loop curves from.
@type edgeList: list
@param form: NURBS curve form. 0 = Periodic, 1 = Open, 2 = Best Guess.
@type form: str
@param degree: NURBS curve degree.
@type degree: str
'''
# Filter/Check Edge List
edgeList = mc.filterExpand(edgeList,ex=True,sm=32)
if not edgeList: raise Exception('Invalid edge list!')
# For Each Edge
edgeCurveList = []
for edge in edgeList:
# Get Mesh
edgeId = glTools.utils.component.index(edge)
meshShape = mc.ls(edge,o=True)[0]
mesh = mc.listRelatives(meshShape,p=True)[0]
prefix = mesh.split(':')[-1]
# To Edge Loop
mc.polySelect(mesh,edgeLoop=edgeId)
# Edge Loop to Curve
edgeCurve = mc.polyToCurve(ch=False,form=form,degree=degree)[0]
# Append List
edgeCurveList.append(edgeCurve)
# Return Result
return edgeCurveList
def edgeLoopsToCurve(edgeList,form=2,degree=1):
'''
Generate edge loop curves from the specified list of edges.
@param edgeList: The list of mesh edges to generate edge loop curves from.
@type edgeList: list
@param form: NURBS curve form. 0 = Periodic, 1 = Open, 2 = Best Guess.
@type form: str
@param degree: NURBS curve degree.
@type degree: str
'''
# Filter/Check Edge List
edgeList = mc.filterExpand(edgeList,ex=True,sm=32)
if not edgeList: raise Exception('Invalid edge list!')
# For Each Edge
edgeCurveList = []
for edge in edgeList:
# Get Mesh
edgeId = glTools.utils.component.index(edge)
meshShape = mc.ls(edge,o=True)[0]
mesh = mc.listRelatives(meshShape,p=True)[0]
prefix = mesh.split(':')[-1]
# To Edge Loop
mc.polySelect(mesh,edgeLoop=edgeId)
# Edge Loop to Curve
edgeCurve = mc.polyToCurve(ch=False,form=form,degree=degree)[0]
# Append List
edgeCurveList.append(edgeCurve)
# Return Result
return edgeCurveList
def smoothEdgeLine(edgeList,
smooth=4,
falloff=0.01,
snapToOrig=False,
keepEdgeSpacing=False,
deleteHistory=False):
"""
@param edgeList:
@param smooth:
@param falloff:
@param snapToOrig:
@param keepEdgeSpacing:
@param deleteHistory:
"""
# Get Edge List
edgeList = cmds.filterExpand(edgeList, ex=True, sm=32) or []
if not edgeList:
raise Exception(
'Invalid or empty edge list! Unable to even edge spacing...')
edgeCrvList = glTools.tools.extractCurves.extractEdgeCurves(
edgeList, keepHistory=False)
smoothCrvList = []
for edgeCrv in edgeCrvList:
# Smooth Edge Line
smoothCrv = cmds.duplicate(edgeCrv, n=edgeCrv + '_smoothed')[0]
smoothCurve(crv=smoothCrv,
iterations=smooth,
keepEnds=True,
keepSpacing=keepEdgeSpacing)
# Snap To Mesh
mesh = cmds.ls(edgeList, o=True)[0]
if snapToOrig:
pts = glTools.utils.component.getComponentStrList(smoothCrv)
glTools.utils.mesh.snapPtsToMesh(mesh, pts)
# Append List
smoothCrvList.append(smoothCrv)
# Apply Smoothed Edge to Vertices
wire = glTools.utils.wire.createMulti(mesh,
edgeCrvList,
dropoffDist=falloff,
prefix=mesh.split(':')[-1])
cmds.setAttr(wire[0] + '.rotation', 0)
# Blend to Smooth Curve
for i in range(len(edgeCrvList)):
blendShape = glTools.utils.blendShape.create(
baseGeo=edgeCrvList[i], targetGeo=[smoothCrvList[i]])
cmds.setAttr(blendShape + '.' + smoothCrvList[i], 1)
# ==================
# - Delete History -
# ==================
if deleteHistory:
wireBaseList = glTools.utils.wire.getWireBase(wire[0])
cmds.delete(mesh, ch=True)
for edgeCrv in edgeCrvList:
if cmds.objExists(edgeCrv):
cmds.delete(edgeCrv)
for smoothCrv in smoothCrvList:
if cmds.objExists(smoothCrv):
cmds.delete(smoothCrv)
for wireBase in wireBaseList:
if cmds.objExists(wireBase):
cmds.delete(wireBase)
# =================
# - Return Result -
# =================
if edgeList:
cmds.hilite(mesh)
cmds.select(edgeList)
return edgeList
def evenEdgeSpacing(edgeList,
smooth=0,
influence=1.0,
snapToOrig=False,
deleteHistory=False):
"""
@param edgeList: List of polygon edges to evenly space
@type edgeList: list
@param smooth: Number of smooth iterations to apply
@type smooth: int
@param influence: Amount of result to apply to original vertex positions
@type influence: float
@param snapToOrig: Snap points back to original mesh
@type snapToOrig: bool
@param deleteHistory: Delete construction history.
@type deleteHistory: bool
"""
# Get Edge List
edgeList = cmds.filterExpand(edgeList, ex=True, sm=32) or []
if not edgeList:
raise Exception(
'Invalid or empty edge list! Unable to even edge spacing...')
edgeCrvList = glTools.tools.extractCurves.extractEdgeCurves(
edgeList, keepHistory=False)
evenCrvList = []
for edgeCrv in edgeCrvList:
# Rebuild Even Curve
evenCrv = cmds.rebuildCurve(edgeCrv,
ch=False,
rpo=False,
rt=0,
end=1,
kr=False,
kcp=False,
kep=True,
kt=False,
s=0,
d=1,
tol=0)[0]
# Smooth Curve
if smooth: smoothCurve(evenCrv, smooth, True)
# Snap To Mesh
mesh = cmds.ls(edgeList, o=True)[0]
if snapToOrig:
pts = glTools.utils.component.getComponentStrList(evenCrv)
glTools.utils.mesh.snapPtsToMesh(mesh, pts)
evenCrvList.append(evenCrv)
# Apply Even Spacing to Mesh Edge Vertices
wire = glTools.utils.wire.createMulti(mesh,
edgeCrvList,
dropoffDist=0.01,
prefix=mesh.split(':')[-1])
cmds.setAttr(wire[0] + '.rotation', 0)
cmds.setAttr(wire[0] + '.envelope', influence)
# Blend to Even Curve
for i in range(len(edgeCrvList)):
blendShape = glTools.utils.blendShape.create(
baseGeo=edgeCrvList[i], targetGeo=[evenCrvList[i]])
cmds.setAttr(blendShape + '.' + evenCrvList[i], 1)
# ==================
# - Delete History -
# ==================
if deleteHistory:
wireBaseList = glTools.utils.wire.getWireBase(wire[0])
cmds.delete(mesh, ch=True)
for edgeCrv in edgeCrvList:
if cmds.objExists(edgeCrv):
cmds.delete(edgeCrv)
for evenCrv in evenCrvList:
if cmds.objExists(evenCrv):
cmds.delete(evenCrv)
for wireBase in wireBaseList:
if cmds.objExists(wireBase):
cmds.delete(wireBase)
# =================
# - Return Result -
# =================
if edgeList:
cmds.hilite(mesh)
cmds.select(edgeList)
return edgeList
def straightenVerts(edgeList,
falloff=0.01,
influence=1.0,
snapToOriginal=False,
keepEdgeSpacing=False,
deleteHistory=False):
"""
Straighten specified polygon vertices.
@param influence:
@param keepEdgeSpacing:
@param edgeList: List of polygon edges to straighten.
@type edgeList: list
@param falloff: Falloff distance around selected vertices.
@type falloff: float
@param snapToOriginal: Snap vertices back to closest point on original mesh.
@type snapToOriginal: bool
@param deleteHistory: Delete construction history.
@type deleteHistory: bool
"""
# Get Edge List
edgeList = cmds.filterExpand(edgeList, ex=True, sm=32) or []
if not edgeList:
raise Exception(
'Invalid or empty edge list! Unable to straighten vertices...')
# Build Edge Curve from Vertices
edgeCrvList = glTools.tools.extractCurves.extractEdgeCurves(
edgeList, keepHistory=False)
straightCrvList = []
for edgeCrv in edgeCrvList:
# Build Straight Curve
straightCrv = cmds.rebuildCurve(edgeCrv,
ch=False,
rpo=False,
rt=0,
end=1,
kr=False,
kcp=False,
kep=True,
kt=False,
s=1,
d=1,
tol=0)[0]
# Rebuild Straight Curve
dist = []
total = 0.0
params = []
pts = glTools.utils.base.getMPointArray(edgeCrv)
max = cmds.getAttr(straightCrv + '.maxValue')
if keepEdgeSpacing:
for i in range(pts.length() - 1):
d = (pts[i] - pts[i + 1]).length()
dist.append(d)
total += d
for i in range(len(dist)):
d = dist[i] / total * max
if i: d += params[-1]
params.append(d)
else:
params = glTools.utils.mathUtils.distributeValue(
pts.length(), rangeEnd=max)[1:-1]
params = [straightCrv + '.u[' + str(i) + ']' for i in params]
cmds.insertKnotCurve(params,
ch=False,
numberOfKnots=1,
add=True,
ib=False,
rpo=True)
# Snap To Mesh
mesh = cmds.ls(edgeList, o=True)[0]
if snapToOriginal:
pts = glTools.utils.component.getComponentStrList(straightCrv)
glTools.utils.mesh.snapPtsToMesh(mesh, pts)
# Append List
straightCrvList.append(straightCrv)
# =================
# - Deform Points -
# =================
# Build Wire Deformer
wire = glTools.utils.wire.createMulti(mesh,
edgeCrvList,
dropoffDist=falloff,
prefix=mesh.split(':')[-1])
cmds.setAttr(wire[0] + '.rotation', 0)
# Blend to Straight Curve
for i in range(len(edgeCrvList)):
blendShape = glTools.utils.blendShape.create(
baseGeo=edgeCrvList[i], targetGeo=[straightCrvList[i]])
cmds.setAttr(blendShape + '.' + straightCrvList[i], influence)
# ==================
# - Delete History -
# ==================
if deleteHistory:
wireBaseList = glTools.utils.wire.getWireBase(wire[0])
cmds.delete(mesh, ch=True)
for edgeCrv in edgeCrvList:
if cmds.objExists(edgeCrv):
cmds.delete(edgeCrv)
for straightCrv in straightCrvList:
if cmds.objExists(straightCrv):
cmds.delete(straightCrv)
for wireBase in wireBaseList:
if cmds.objExists(wireBase):
cmds.delete(wireBase)
# =================
# - Return Result -
# =================
if edgeList:
cmds.hilite(mesh)
cmds.select(edgeList)
return edgeList
def smoothEdgeLine(edgeList,
smooth=4,
falloff=0.01,
snapToOrig=False,
keepEdgeSpacing=False,
deleteHistory=False):
"""
@param edgeList:
@param smooth:
@param falloff:
@param snapToOrig:
@param keepEdgeSpacing:
@param deleteHistory:
"""
# Get Edge List
edgeList = cmds.filterExpand(edgeList, ex=True, sm=32) or []
if not edgeList:
raise Exception('Invalid or empty edge list! Unable to even edge spacing...')
edgeCrvList = glTools.tools.extractCurves.extractEdgeCurves(edgeList, keepHistory=False)
smoothCrvList = []
for edgeCrv in edgeCrvList:
# Smooth Edge Line
smoothCrv = cmds.duplicate(edgeCrv, n=edgeCrv + '_smoothed')[0]
smoothCurve(crv=smoothCrv,
iterations=smooth,
keepEnds=True,
keepSpacing=keepEdgeSpacing)
# Snap To Mesh
mesh = cmds.ls(edgeList, o=True)[0]
if snapToOrig:
pts = glTools.utils.component.getComponentStrList(smoothCrv)
glTools.utils.mesh.snapPtsToMesh(mesh, pts)
# Append List
smoothCrvList.append(smoothCrv)
# Apply Smoothed Edge to Vertices
wire = glTools.utils.wire.createMulti(mesh, edgeCrvList, dropoffDist=falloff, prefix=mesh.split(':')[-1])
cmds.setAttr(wire[0] + '.rotation', 0)
# Blend to Smooth Curve
for i in range(len(edgeCrvList)):
blendShape = glTools.utils.blendShape.create(baseGeo=edgeCrvList[i], targetGeo=[smoothCrvList[i]])
cmds.setAttr(blendShape + '.' + smoothCrvList[i], 1)
# ==================
# - Delete History -
# ==================
if deleteHistory:
wireBaseList = glTools.utils.wire.getWireBase(wire[0])
cmds.delete(mesh, ch=True)
for edgeCrv in edgeCrvList:
if cmds.objExists(edgeCrv):
cmds.delete(edgeCrv)
for smoothCrv in smoothCrvList:
if cmds.objExists(smoothCrv):
cmds.delete(smoothCrv)
for wireBase in wireBaseList:
if cmds.objExists(wireBase):
cmds.delete(wireBase)
# =================
# - Return Result -
# =================
if edgeList:
cmds.hilite(mesh)
cmds.select(edgeList)
return edgeList
def evenEdgeSpacing(edgeList,
smooth=0,
influence=1.0,
snapToOrig=False,
deleteHistory=False):
"""
@param edgeList: List of polygon edges to evenly space
@type edgeList: list
@param smooth: Number of smooth iterations to apply
@type smooth: int
@param influence: Amount of result to apply to original vertex positions
@type influence: float
@param snapToOrig: Snap points back to original mesh
@type snapToOrig: bool
@param deleteHistory: Delete construction history.
@type deleteHistory: bool
"""
# Get Edge List
edgeList = cmds.filterExpand(edgeList, ex=True, sm=32) or []
if not edgeList:
raise Exception('Invalid or empty edge list! Unable to even edge spacing...')
edgeCrvList = glTools.tools.extractCurves.extractEdgeCurves(edgeList, keepHistory=False)
evenCrvList = []
for edgeCrv in edgeCrvList:
# Rebuild Even Curve
evenCrv = cmds.rebuildCurve(edgeCrv,
ch=False,
rpo=False,
rt=0,
end=1,
kr=False,
kcp=False,
kep=True,
kt=False,
s=0,
d=1,
tol=0)[0]
# Smooth Curve
if smooth: smoothCurve(evenCrv, smooth, True)
# Snap To Mesh
mesh = cmds.ls(edgeList, o=True)[0]
if snapToOrig:
pts = glTools.utils.component.getComponentStrList(evenCrv)
glTools.utils.mesh.snapPtsToMesh(mesh, pts)
evenCrvList.append(evenCrv)
# Apply Even Spacing to Mesh Edge Vertices
wire = glTools.utils.wire.createMulti(mesh, edgeCrvList, dropoffDist=0.01, prefix=mesh.split(':')[-1])
cmds.setAttr(wire[0] + '.rotation', 0)
cmds.setAttr(wire[0] + '.envelope', influence)
# Blend to Even Curve
for i in range(len(edgeCrvList)):
blendShape = glTools.utils.blendShape.create(baseGeo=edgeCrvList[i], targetGeo=[evenCrvList[i]])
cmds.setAttr(blendShape + '.' + evenCrvList[i], 1)
# ==================
# - Delete History -
# ==================
if deleteHistory:
wireBaseList = glTools.utils.wire.getWireBase(wire[0])
cmds.delete(mesh, ch=True)
for edgeCrv in edgeCrvList:
if cmds.objExists(edgeCrv):
cmds.delete(edgeCrv)
for evenCrv in evenCrvList:
if cmds.objExists(evenCrv):
cmds.delete(evenCrv)
for wireBase in wireBaseList:
if cmds.objExists(wireBase):
cmds.delete(wireBase)
# =================
# - Return Result -
# =================
if edgeList:
cmds.hilite(mesh)
cmds.select(edgeList)
return edgeList
def straightenVerts(edgeList,
falloff=0.01,
influence=1.0,
snapToOriginal=False,
keepEdgeSpacing=False,
deleteHistory=False):
"""
Straighten specified polygon vertices.
@param influence:
@param keepEdgeSpacing:
@param edgeList: List of polygon edges to straighten.
@type edgeList: list
@param falloff: Falloff distance around selected vertices.
@type falloff: float
@param snapToOriginal: Snap vertices back to closest point on original mesh.
@type snapToOriginal: bool
@param deleteHistory: Delete construction history.
@type deleteHistory: bool
"""
# Get Edge List
edgeList = cmds.filterExpand(edgeList, ex=True, sm=32) or []
if not edgeList:
raise Exception('Invalid or empty edge list! Unable to straighten vertices...')
# Build Edge Curve from Vertices
edgeCrvList = glTools.tools.extractCurves.extractEdgeCurves(edgeList, keepHistory=False)
straightCrvList = []
for edgeCrv in edgeCrvList:
# Build Straight Curve
straightCrv = cmds.rebuildCurve(edgeCrv,
ch=False,
rpo=False,
rt=0,
end=1,
kr=False,
kcp=False,
kep=True,
kt=False,
s=1,
d=1,
tol=0)[0]
# Rebuild Straight Curve
dist = []
total = 0.0
params = []
pts = glTools.utils.base.getMPointArray(edgeCrv)
max = cmds.getAttr(straightCrv + '.maxValue')
if keepEdgeSpacing:
for i in range(pts.length() - 1):
d = (pts[i] - pts[i + 1]).length()
dist.append(d)
total += d
for i in range(len(dist)):
d = dist[i] / total * max
if i: d += params[-1]
params.append(d)
else:
params = glTools.utils.mathUtils.distributeValue(pts.length(), rangeEnd=max)[1:-1]
params = [straightCrv + '.u[' + str(i) + ']' for i in params]
cmds.insertKnotCurve(params, ch=False, numberOfKnots=1, add=True, ib=False, rpo=True)
# Snap To Mesh
mesh = cmds.ls(edgeList, o=True)[0]
if snapToOriginal:
pts = glTools.utils.component.getComponentStrList(straightCrv)
glTools.utils.mesh.snapPtsToMesh(mesh, pts)
# Append List
straightCrvList.append(straightCrv)
# =================
# - Deform Points -
# =================
# Build Wire Deformer
wire = glTools.utils.wire.createMulti(mesh, edgeCrvList, dropoffDist=falloff, prefix=mesh.split(':')[-1])
cmds.setAttr(wire[0] + '.rotation', 0)
# Blend to Straight Curve
for i in range(len(edgeCrvList)):
blendShape = glTools.utils.blendShape.create(baseGeo=edgeCrvList[i], targetGeo=[straightCrvList[i]])
cmds.setAttr(blendShape + '.' + straightCrvList[i], influence)
# ==================
# - Delete History -
# ==================
if deleteHistory:
wireBaseList = glTools.utils.wire.getWireBase(wire[0])
cmds.delete(mesh, ch=True)
for edgeCrv in edgeCrvList:
if cmds.objExists(edgeCrv):
cmds.delete(edgeCrv)
for straightCrv in straightCrvList:
if cmds.objExists(straightCrv):
cmds.delete(straightCrv)
for wireBase in wireBaseList:
if cmds.objExists(wireBase):
cmds.delete(wireBase)
# =================
# - Return Result -
# =================
if edgeList:
cmds.hilite(mesh)
cmds.select(edgeList)
return edgeList
def pointOnPolyConstraintCmd(pt):
"""
Generate a pointOnPolyConstraint setup command string.
@param pt: Mesh point to generate pointOnPolyConstraint command for.
@type pt: str
"""
# ==================
# - Initialize Cmd -
# ==================
cmd = ''
# ===============================
# - Get Mesh from Point on Poly -
# ===============================
fullname = cmds.ls(pt, o=True)[0]
mesh = fullname.split(':')[-1]
meshSN = mesh.split('|')[-1]
# Get Mesh Component ID
meshID = glTools.utils.component.index(pt)
prevID = OpenMaya.MScriptUtil()
prevID.createFromInt(0)
prevIDPtr = prevID.asIntPtr()
# =======================
# - Constrain to Vertex -
# =======================
if '.vtx[' in pt:
# Initialize MItMeshVertex
meshIt = glTools.utils.mesh.getMeshVertexIter(mesh)
meshIt.setIndex(meshID, prevIDPtr)
# Get Vertex UV
uv = OpenMaya.MScriptUtil()
uv.createFromDouble(0.0)
uvPtr = uv.asFloat2Ptr()
meshIt.getUV(uvPtr)
uv = [
OpenMaya.MScriptUtil.getFloat2ArrayItem(uvPtr, 0, j)
for j in [0, 1]
]
cmd += '; setAttr ($constraint[0]+".%sU%d") %f; setAttr ($constraint[0]+".%sV%d") %f' % (
meshSN, 0, uv[0], meshSN, 0, uv[1])
# =====================
# - Constrain to Edge -
# =====================
elif '.e[' in pt:
# Initialize MItMeshEdge
meshIt = glTools.utils.mesh.getMeshEdgeIter(mesh)
meshIt.setIndex(meshID, prevIDPtr)
# Get Edge/Vertices UV
vtx = [meshIt.index(j) for j in [0, 1]]
vtxIt = glTools.utils.mesh.getMeshVertexIter(mesh)
uvs = []
for v in vtx:
vtxIt.setIndex(v, prevIDPtr)
uv = OpenMaya.MScriptUtil()
uv.createFromDouble(0.0)
uvPtr = uv.asFloat2Ptr()
vtxIt.getUV(uvPtr)
uvs.append([
OpenMaya.MScriptUtil.getFloat2ArrayItem(uvPtr, 0, j)
for j in [0, 1]
])
uv = [0.5 * (uvs[0][j] + uvs[1][j]) for j in [0, 1]]
cmd += '; setAttr ($constraint[0]+".%sU%d") %f; setAttr ($constraint[0]+".%sV%d") %f' % (
meshSN, 0, uv[0], meshSN, 0, uv[1])
# =====================
# - Constrain to Face -
# =====================
elif '.f[' in pt:
# Initialize MItMeshface
meshIt = glTools.utils.mesh.getMeshFaceIter(mesh)
meshIt.setIndex(meshID, prevIDPtr)
# Get Face UV
u, v = OpenMaya.MFloatArray(), OpenMaya.MFloatArray()
meshIt.getUVs(u, v)
uv = (sum(u) / len(u), sum(v) / len(v))
cmd += '; setAttr ($constraint[0]+".%sU%d") %f; setAttr ($constraint[0]+".%sV%d") %f' % (
meshSN, 0, uv[0], meshSN, 0, uv[1])
# =================
# - Return Result -
# =================
return cmd
def pointOnPolyConstraintCmd(pt):
"""
Generate a pointOnPolyConstraint setup command string.
@param pt: Mesh point to generate pointOnPolyConstraint command for.
@type pt: str
"""
# ==================
# - Initialize Cmd -
# ==================
cmd = ''
# ===============================
# - Get Mesh from Point on Poly -
# ===============================
fullname = cmds.ls(pt, o=True)[0]
mesh = fullname.split(':')[-1]
meshSN = mesh.split('|')[-1]
# Get Mesh Component ID
meshID = glTools.utils.component.index(pt)
prevID = OpenMaya.MScriptUtil()
prevID.createFromInt(0)
prevIDPtr = prevID.asIntPtr()
# =======================
# - Constrain to Vertex -
# =======================
if '.vtx[' in pt:
# Initialize MItMeshVertex
meshIt = glTools.utils.mesh.getMeshVertexIter(mesh)
meshIt.setIndex(meshID, prevIDPtr)
# Get Vertex UV
uv = OpenMaya.MScriptUtil()
uv.createFromDouble(0.0)
uvPtr = uv.asFloat2Ptr()
meshIt.getUV(uvPtr)
uv = [OpenMaya.MScriptUtil.getFloat2ArrayItem(uvPtr, 0, j) for j in [0, 1]]
cmd += '; setAttr ($constraint[0]+".%sU%d") %f; setAttr ($constraint[0]+".%sV%d") %f' % (
meshSN, 0, uv[0], meshSN, 0, uv[1])
# =====================
# - Constrain to Edge -
# =====================
elif '.e[' in pt:
# Initialize MItMeshEdge
meshIt = glTools.utils.mesh.getMeshEdgeIter(mesh)
meshIt.setIndex(meshID, prevIDPtr)
# Get Edge/Vertices UV
vtx = [meshIt.index(j) for j in [0, 1]]
vtxIt = glTools.utils.mesh.getMeshVertexIter(mesh)
uvs = []
for v in vtx:
vtxIt.setIndex(v, prevIDPtr)
uv = OpenMaya.MScriptUtil()
uv.createFromDouble(0.0)
uvPtr = uv.asFloat2Ptr()
vtxIt.getUV(uvPtr)
uvs.append([OpenMaya.MScriptUtil.getFloat2ArrayItem(uvPtr, 0, j) for j in [0, 1]])
uv = [0.5 * (uvs[0][j] + uvs[1][j]) for j in [0, 1]]
cmd += '; setAttr ($constraint[0]+".%sU%d") %f; setAttr ($constraint[0]+".%sV%d") %f' % (
meshSN, 0, uv[0], meshSN, 0, uv[1])
# =====================
# - Constrain to Face -
# =====================
elif '.f[' in pt:
# Initialize MItMeshface
meshIt = glTools.utils.mesh.getMeshFaceIter(mesh)
meshIt.setIndex(meshID, prevIDPtr)
# Get Face UV
u, v = OpenMaya.MFloatArray(), OpenMaya.MFloatArray()
meshIt.getUVs(u, v)
uv = (sum(u) / len(u), sum(v) / len(v))
cmd += '; setAttr ($constraint[0]+".%sU%d") %f; setAttr ($constraint[0]+".%sV%d") %f' % (
meshSN, 0, uv[0], meshSN, 0, uv[1])
# =================
# - Return Result -
# =================
return cmd
