def mirrorShapeKey(shape):
# Get Symmetry Map
mesh = shape.Parent3DObject
symmetry_map = uti.getSymmetryMap(mesh)
if not symmetry_map:
gear.log("There is no symmetry map available on this mesh", gear.sev_warning)
return
cls = shape.Parent
shape_tuple = shape.Elements.Array
symmetry_array = symmetry_map.Elements.Array
shape_array = [0] * len(shape_tuple[0])*3
# Process
for iPntIndex in cls.Elements:
iSymIndex = int(symmetry_array[0][iPntIndex])
shape_array[iSymIndex*3+0] = - shape_tuple[0][iPntIndex]
shape_array[iSymIndex*3+1] = shape_tuple[1][iPntIndex]
shape_array[iSymIndex*3+2] = shape_tuple[2][iPntIndex]
duplicate_shape = xsi.StoreShapeKey(cls, shape.Name+"_Mirror", c.siShapeObjectReferenceMode, 1, None, None, c.siShapeContentSecondaryShape, True)
duplicate_shape.Elements.Array = shape_array
xsi.ApplyShapeKey(duplicate_shape, None, None, 100, None, None, None, 2)
xsi.FreezeObj(duplicate_shape)
return duplicate_shape
def createHalfShape(shape, c_points, prefix, opp_points):
new_shape = xsi.StoreShapeKey(shape.Parent, prefix + shape.Name,
c.siShapeObjectReferenceMode)
shape_tuple = shape.Elements.Array
shape_array = [
shape_tuple[j][i] for i in range(len(shape_tuple[0]))
for j in range(len(shape_tuple))
]
for i in opp_points:
shape_array[i * 3 + 0] = 0
shape_array[i * 3 + 1] = 0
shape_array[i * 3 + 2] = 0
for i in c_points:
shape_array[i * 3 + 0] *= 0.5
shape_array[i * 3 + 1] *= 0.5
shape_array[i * 3 + 2] *= 0.5
new_shape.Elements.Array = shape_array
xsi.ApplyShapeKey(new_shape, None, None, 100, None, None, None, 2)
xsi.FreezeObj(new_shape)
return new_shape
def mergeShapeKeys(shapes):
cls = shapes[0].Parent
merged_array = [
0
] * 3 * cls.Parent3DObject.ActivePrimitive.Geometry.Points.Count
for shape in shapes:
shape_tuple = shape.Elements.Array
for i in range(len(shape_tuple[0])):
merged_array[i * 3 + 0] += shape_tuple[0][i]
merged_array[i * 3 + 1] += shape_tuple[1][i]
merged_array[i * 3 + 2] += shape_tuple[2][i]
cls = shapes[0].Parent
merged_shape = xsi.StoreShapeKey(cls, "shapeKey_merged",
c.siShapeObjectReferenceMode, 1, None,
None, c.siShapeContentSecondaryShape,
True)
merged_shape.Elements.Array = merged_array
xsi.ApplyShapeKey(merged_shape, None, None, 100, None, None, None, 2)
xsi.FreezeObj(merged_shape)
return merged_shape
def duplicateShapeKey(shape, cluster=None):
if cluster is None:
cluster = shape.Parent
shape_array = shape.Elements.Array
duplicate_shape = xsi.StoreShapeKey(cluster, shape.Name+"_Copy", c.siShapeObjectReferenceMode, 1, None, None, c.siShapeContentSecondaryShape, True)
duplicate_shape.Elements.Array = shape_array
xsi.ApplyShapeKey(duplicate_shape, None, None, 100, None, None, None, 2)
xsi.FreezeObj(duplicate_shape)
return duplicate_shape