# Copyright (C) 2014-2022  EDF R&D
#
# This library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
#
# See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
#

##################################################################
# Header for salome initialization ###############################

import sys, salome, math, os
sys.path.append( os.path.join( os.getenv('SMESH_ROOT_DIR'), '@MACMESH_INSTALL_PY@'))

import Config, GenFunctions

Config.theStudy = salome.myStudy; 

from MacObject import *
from SharpAngle import *
from CentralUnrefine import *
from PublishGroups import *
from CompositeBox import *
from CompositeBoxF import *



##################################################################
# Mesh name ######################################################

Config.StudyName = "SRV_X."

##################################################################
# Definition of geometrical parameters ###########################

X = 1.0         # Valve initial opening

Config.StudyName += str(X)+"mm"

R = 7.5         # Upstream pipe radius
T = 5.0         # Upstream pipe thickness
H = 20.0        # Upstream pipe height
J = 6.0         # Jet distance
E = 60.0        # Exit extent

##################################################################
# Definition of meshing parameters ###############################

d = 0.1         # Meshing element size at the inner corner
Nl = 1          # Number of levels in the local refinement
##################################################################
Bloc = []

# Object No. 1 #
Bloc.append( SharpAngleOut(0.,0.,X,1.5*X,X,d,'NE',Nl,
              groups=['PH','PV_IN','VH',None,None,None])  )

# Object No. 2 #
Bloc.append( CompositeBox(X/2.+0.5*(R-X/2.),0.5*(X+X/2.)-X/2.,R-X/2.,X+X/2.,
              groups=[None,'VH',None,'AXIS']           )  )

# Object No. 3 #
Bloc.append( CompositeBoxF((0.,-X/2.),(R,-X/2.),(R,-H),(0.,-H),
              groups=['IN',None,'PV_IN','AXIS']           )  )

# Object No. 4 #
Bloc.append( SharpAngleOut(-T,0.,X,X,X,d,'NW',Nl,
              groups=['PH','PV_OUT',None,None,None,None])  )
              
# Object No. 5 #
Bloc.append( SharpAngleOut(-T,X,X,X,X,d,'SW',Nl,
              groups=['VH','VV',None,None,None,None])  )
              
if X < T :
        gap = T-X
        Bloc.append( MacObject('CompBoxF',[(-X/2.-gap/2.,X/2.),(gap,X)],
              ['auto'],groups=['PH','VH',None,None]    )  )
              
# Object No. 6 #
Bloc.append( MacObject('CompBoxF',[(-T-X/2.-(J-X/2.)/2.,X/2.),(J-X/2.,2.*X)],
              ['auto'],groups=[None,None,None,None]    )  )    

# Object No. 7 #
Bloc.append( CentralUnrefine(-T-J,X/2.,2.*E-J,E,'EW',
              groups=[None,None,None,'OUT_V','OUT_H_HI','OUT_H_LO'])) 

# Object No. 8 #
Bloc.append( CompositeBox(-T-J/2.,-X/2.-0.5*((E-X)/2.-X/2.),J,(E-X)/2.-X/2.,
              groups=['OUT_H_LO',None,None,'PV_OUT']   )  )
               
# Object No. 9 #
Bloc.append( CompositeBox(-T-J/2.,X+X/2.+0.5*((E-X)/2.-X/2.),J,(E-X)/2.-X/2.,
              groups=[None,'OUT_H_HI',None,'VV'] )  )
                                                                                  
SRVMesh = PublishGroups()

RealLocalMeshing = Bloc[0][0].GeoPar[1][0]/Bloc[0][0].DirectionalMeshParams[0]
ExtrusionAngle = 2. * math.asin(RealLocalMeshing/(2*R))*180./math.pi
print("\nThe mesh will be revolved with an angle of :",ExtrusionAngle)

RevolveMesh(SRVMesh, Center=[R+0.01,0,0], Direction=[0,1,0], AngleDeg=ExtrusionAngle, Scale=0.001)

