def p_multmatrix_action(p):
'multmatrix_action : multmatrix LPAREN matrix RPAREN OBRACE block_list EBRACE'
if printverbose: print "MultMatrix"
transform_matrix = FreeCAD.Matrix()
if printverbose: print "Multmatrix"
if printverbose: print p[3]
m1l = sum(p[3], [])
if any('x' in me for me in m1l): #hexfloats
m1l = [float.fromhex(me) for me in m1l]
matrixisrounded = False
elif max((len(me) for me in m1l)) >= 14: #might have double precision
m1l = [float(me) for me in m1l] # assume precise output
m1l = [(0 if (abs(me) < 1e-15) else me) for me in m1l]
matrixisrounded = False
else: #trucanted numbers
m1l = [round(float(me), 12) for me in m1l] #round
matrixisrounded = True
transform_matrix = FreeCAD.Matrix(*tuple(m1l))
if printverbose: print transform_matrix
if printverbose: print "Apply Multmatrix"
# If more than one object on the stack for multmatrix fuse first
if (len(p[6]) == 0):
part = placeholder('group', [], '{}')
elif (len(p[6]) > 1):
part = fuse(p[6], "Matrix Union")
else:
part = p[6][0]
if (isspecialorthogonalpython(fcsubmatrix(transform_matrix))):
if printverbose: print "special orthogonal"
if matrixisrounded:
if printverbose: print "rotation rounded"
plm = FreeCAD.Placement(transform_matrix)
plm = FreeCAD.Placement(plm.Base, roundrotation(plm.Rotation))
part.Placement = plm.multiply(part.Placement)
else:
part.Placement=FreeCAD.Placement(transform_matrix).multiply(\
part.Placement)
new_part = part
elif isrotoinversionpython(fcsubmatrix(transform_matrix)):
if printverbose: print "orthogonal and inversion"
cmat, axisvec = decomposerotoinversion(transform_matrix)
new_part = doc.addObject("Part::Mirroring", 'mirr_%s' % part.Name)
new_part.Source = part
new_part.Normal = axisvec
if matrixisrounded:
if printverbose: print "rotation rounded"
plm = FreeCAD.Placement(cmat)
new_part.Placement = FreeCAD.Placement(plm.Base,
roundrotation(plm.Rotation))
else:
new_part.Placement = FreeCAD.Placement(cmat)
new_part.Label = "mirrored %s" % part.Label
if gui:
part.ViewObject.hide()
elif FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/OpenSCAD").\
GetBool('useMultmatrixFeature'):
from OpenSCADFeatures import MatrixTransform
new_part = doc.addObject("Part::FeaturePython", 'Matrix Deformation')
MatrixTransform(new_part, transform_matrix, part)
if gui:
if FreeCAD.ParamGet("User parameter:BaseApp/Preferences/Mod/OpenSCAD").\
GetBool('useViewProviderTree'):
from OpenSCADFeatures import ViewProviderTree
ViewProviderTree(new_part.ViewObject)
else:
new_part.ViewObject.Proxy = 0
part.ViewObject.hide()
else:
if printverbose: print "Transform Geometry"
# Need to recompute to stop transformGeometry causing a crash
doc.recompute()
new_part = doc.addObject("Part::Feature", "Matrix Deformation")
# new_part.Shape = part.Base.Shape.transformGeometry(transform_matrix)
new_part.Shape = part.Shape.transformGeometry(transform_matrix)
if gui:
part.ViewObject.hide()
if False:
# Does not fix problemfile or beltTighener although later is closer
newobj = doc.addObject("Part::FeaturePython", 'RefineMultMatrix')
RefineShape(newobj, new_part)
if gui:
newobj.ViewObject.Proxy = 0
new_part.ViewObject.hide()
p[0] = [newobj]
else:
p[0] = [new_part]
if printverbose: print "Multmatrix applied"
