From c89a71dbf5ce77d7accc60d8637f0eea64ecc1e6 Mon Sep 17 00:00:00 2001
From: Samo Penic <samo.penic@fe.uni-lj.si>
Date: Thu, 07 Jul 2016 14:24:42 +0000
Subject: [PATCH] Begin adding the preview functionality in python2.7, not completed yet.
---
python/trisurf/tsmgr.py | 51 ++++++++++++++++++++++++++++++++++++++++++++++++++-
1 files changed, 50 insertions(+), 1 deletions(-)
diff --git a/python/trisurf/tsmgr.py b/python/trisurf/tsmgr.py
index 258f4c9..272a482 100644
--- a/python/trisurf/tsmgr.py
+++ b/python/trisurf/tsmgr.py
@@ -14,6 +14,7 @@
from . import WebTrisurf
else:
from urlparse import urlparse
+ from vtk import *
#import io
@@ -42,6 +43,7 @@
action_group.add_argument('-s','--status',help='print status of the processes',action='store_true')
action_group.add_argument('-v','--version', help='print version information and exit', action='store_true')
action_group.add_argument('--web-server', type=int,metavar="PORT", nargs=1, help='EXPERIMENTAL: starts web server and never exist.')
+ action_group.add_argument('-p','--preview',help='preview last VTU shape',action='store_true')
parser.add_argument('--force', help='if dangerous operation (killing all the processes) is requested, this flag is required to execute the operation. Otherwise, the request will be ignored.', action="store_true")
parser.add_argument('-H', '--host', nargs=1, help='specifies which host is itended for the operation. Defauts to localhost for all operations except --status and --version, where all configured hosts are assumed.')
parser.add_argument('--html', help='Generate HTML output', action="store_true")
@@ -191,12 +193,59 @@
delete_comments(args,host)
elif args['web_server']!=None:
start_web_server(args,host)
+ elif args['preview']:
+ preview_vtu(args,host)
else: #version requested
print(getTrisurfVersion())
return
-
+
+def preview_vtu(args,host):
+ #only for localhost at the moment
+ filename=host['runs'][0].getLastVTU()
+ print(filename)
+ if sys.version_info>=(3,0):
+ print("Preview works only with python 2.7")
+ exit(1)
+ if host['name'] == socket.gethostname():
+ target_runs=getTargetRunIdxList(args)
+ #if target_runs==None:
+ # target_runs=list(range(1,len(host['runs'])+1))
+ #for i in target_runs:
+ # host['runs'][i-1].start()
+ reader=vtkXMLUnstructuredGridReader()
+ reader.SetFileName(filename)
+ reader.Update() # Needed because of GetScalarRange
+ output = reader.GetOutput()
+ scalar_range = output.GetScalarRange()
+
+ # Create the mapper that corresponds the objects of the vtk file
+ # into graphics elements
+ mapper = vtkDataSetMapper()
+ mapper.SetInput(output)
+ mapper.SetScalarRange(scalar_range)
+
+ # Create the Actor
+ actor = vtkActor()
+ actor.SetMapper(mapper)
+
+ # Create the Renderer
+ renderer = vtkRenderer()
+ renderer.AddActor(actor)
+ renderer.SetBackground(0, 0, 0) # Set background to white
+
+ # Create the RendererWindow
+ renderer_window = vtkRenderWindow()
+ renderer_window.AddRenderer(renderer)
+
+ # Create the RendererWindowInteractor and display the vtk_file
+ interactor = vtkRenderWindowInteractor()
+ interactor.SetRenderWindow(renderer_window)
+ interactor.Initialize()
+ interactor.Start()
+
+
def getListOfHostConfigurationByHostname(hosts,host):
rhost=[]
--
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