| commit | author | age | ||
| 8ab985 | 1 | import os,sys |
| SP | 2 | from . import trisurf |
| 8b7022 | 3 | try: |
| 8ab985 | 4 | from vtk import * |
| 8b7022 | 5 | except: |
| SP | 6 | print("Vtk rendering works if you manually install vtk7 for python3") |
| a4f8eb | 7 | # exit(1) |
| 8ab985 | 8 | |
| SP | 9 | class MultiRender: |
| 10 | def __init__(self,args,host): | |
| 11 | target_runs=getRargetRunIdxList(args) | |
| 12 | if target_runs==None: | |
| 13 | target_runs=list(range(1,len(host['runs'])+1)) | |
| 14 | nruns=len(target_runs) | |
| 15 | #prepare rendering window | |
| 16 | self.renderer_window = vtkRenderWindow() | |
| 17 | self.renderer_window.AddRenderer(self.renderer) | |
| 18 | self.renderer_window.SetSize(1200,600) | |
| 19 | interactor = vtkRenderWindowInteractor() | |
| 20 | interactor.SetRenderWindow(self.renderer_window) | |
| 21 | interactor.Initialize() | |
| 22 | interactor.AddObserver("TimerEvent", self.RenderUpdate) | |
| 23 | timerIDR = interactor.CreateRepeatingTimer(1000) | |
| 24 | self.filename=[] | |
| 25 | self.renderer=[] | |
| 26 | i=0 | |
| 27 | for run in target_runs: | |
| 28 | #for each target run calculate renderer location | |
| 29 | r.vtkRenderer() | |
| 30 | r.SetBackground(0,0,0) | |
| 31 | p=1.0/float(nruns) | |
| 32 | x1=i*p | |
| 33 | x2=(i+1)*p | |
| 34 | r.SetViewport(x1,0.0,x2,1.0) | |
| 35 | self.renderer.Append(r) | |
| 36 | self.renderer_window.AddRenderer(r) | |
| 37 | i=i+1 | |
| 38 | #call Renderer object with Run, renderer | |
| 39 | #start endless loop of interactor | |
| 40 | interactor.Start() | |
| 41 | ||
| 42 | def lastVTU(self,run): | |
| 43 | Dir=trisurf.Directory(maindir=run.maindir,simdir=run.subdir) | |
| 44 | filename=os.path.join("./",Dir.fullpath(),run.getLastVTU()) | |
| 45 | return filename | |
| 46 | ||
| 47 | def lastActorForRun(self,run): | |
| 48 | filename=self.lastVTU(run) | |
| 49 | reader=vtkXMLUnstructuredGridReader() | |
| 50 | reader.SetFileName(self.filename) | |
| 51 | reader.Update() # Needed because of GetScalarRange | |
| 52 | output = reader.GetOutput() | |
| 53 | scalar_range = output.GetScalarRange() | |
| 54 | mapper = vtkDataSetMapper() | |
| 8b7022 | 55 | mapper.SetInputData(output) |
| 8ab985 | 56 | mapper.SetScalarRange(scalar_range) |
| SP | 57 | |
| 58 | # Create the Actor | |
| 59 | actor = vtkActor() | |
| 60 | actor.SetMapper(mapper) | |
| 61 | return actor | |
| 62 | ||
| 63 | ||
| 64 | ||
| 65 | def RenderUpdate(self, obj, event): | |
| 66 | i=0 | |
| 67 | for run in runs: | |
| 68 | if(self.lastVTU(run)!=self.filename[i]): | |
| 69 | #print("updejt") | |
| 70 | self.renderer.RemoveActor(self.actor) | |
| 71 | self.renderer.RemoveActor(self.textactor) | |
| 72 | self.actor=self.lastActor() | |
| 73 | self.textactor=self.textActor() | |
| 74 | self.renderer.AddActor(self.actor) | |
| 75 | self.renderer.AddActor(self.textactor) | |
| 76 | self.renderer_window.Render() | |
| 77 | #self.render.RemoveActor(self.actor) | |
| 78 | i=i+1 | |
| 79 | return | |
| 80 | ||
| 81 | ||
| 82 | class Renderer: | |
| d55834 | 83 | def __init__(self,args,host,run, timestep=-1, scalar_field='vertices_idx'): |
| 8ab985 | 84 | self.host=host |
| SP | 85 | self.args=args |
| f49271 | 86 | self.run=run |
| 5f0a35 | 87 | self.timestep=timestep |
| d55834 | 88 | self.scalar_field=scalar_field |
| 8ab985 | 89 | self.renderer = vtkRenderer() |
| SP | 90 | self.actor=self.lastActor() |
| 91 | self.textactor=self.textActor() | |
| 92 | self.renderer.AddActor(self.actor) | |
| 93 | self.renderer.AddActor(self.textactor) | |
| 282bda | 94 | self.renderer.SetBackground(81/255, 87/255, 110/255) # Set background to nicely grey |
| 8ab985 | 95 | # Create the RendererWindow |
| SP | 96 | self.renderer_window = vtkRenderWindow() |
| 97 | self.renderer_window.AddRenderer(self.renderer) | |
| 282bda | 98 | self.renderer_window.SetSize(800,800) |
| 8ab985 | 99 | |
| f49271 | 100 | # self.renderer.SetViewport(0.0,0.0,0.5,1.0) |
| SP | 101 | # rend=vtk.vtkRenderer() |
| 102 | # rend.AddActor(self.actor) | |
| 103 | # rend.SetViewport(0.5,0.0,1.0,1.0) | |
| 104 | # self.renderer_window.AddRenderer(rend) | |
| 8ab985 | 105 | # Set up a check for aborting rendering. |
| SP | 106 | # Create the RendererWindowInteractor and display the vtk_file |
| 107 | interactor = vtkRenderWindowInteractor() | |
| 108 | interactor.SetRenderWindow(self.renderer_window) | |
| 109 | interactor.Initialize() | |
| 427578 | 110 | interactor.AddObserver("TimerEvent", self.RenderUpdate) |
| f49271 | 111 | timerIDR = interactor.CreateRepeatingTimer(10000) |
| 8ab985 | 112 | interactor.Start() |
| SP | 113 | return |
| 114 | ||
| 115 | def lastVTU(self): | |
| f49271 | 116 | #Dir=trisurf.Directory(maindir=self.host['runs'][self.run].maindir,simdir=self.host['runs'][self.run].subdir) |
| SP | 117 | Dir=self.run.Dir |
| 118 | #print(self.run.getLastVTU()) | |
| 119 | filename=os.path.join("./",Dir.fullpath(),self.run.getLastVTU()) | |
| 120 | #filename=os.path.join("./",Dir.fullpath(),self.host['runs'][self.run].getLastVTU()) | |
| 8ab985 | 121 | return filename |
| SP | 122 | |
| 123 | def textActor(self): | |
| 124 | textactor=vtkTextActor() | |
| 125 | textactor.SetInput(self.filename) | |
| 126 | tp=textactor.GetTextProperty() | |
| 127 | tp.SetColor(1,1,1) | |
| 128 | tp.SetFontSize(11) | |
| 129 | textactor.SetDisplayPosition(20,30) | |
| 130 | return textactor | |
| 131 | ||
| 132 | def lastActor(self): | |
| 5f0a35 | 133 | if(self.timestep<0): |
| SP | 134 | self.filename=self.lastVTU() |
| 135 | else: | |
| 136 | self.filename=os.path.join("./",self.run.Dir.fullpath(),'timestep_{:06d}.vtu'.format(self.timestep)) | |
| 8ab985 | 137 | reader=vtkXMLUnstructuredGridReader() |
| SP | 138 | reader.SetFileName(self.filename) |
| 139 | reader.Update() # Needed because of GetScalarRange | |
| 140 | output = reader.GetOutput() | |
| d55834 | 141 | output.GetPointData().SetActiveScalars(self.scalar_field) |
| 8ab985 | 142 | scalar_range = output.GetScalarRange() |
| SP | 143 | mapper = vtkDataSetMapper() |
| 8b7022 | 144 | mapper.SetInputData(output) |
| 8ab985 | 145 | mapper.SetScalarRange(scalar_range) |
| d55834 | 146 | |
| SP | 147 | #color lookuptables |
| 148 | #lut = vtk.vtkLookupTable() | |
| 149 | #lut.SetHueRange(0.5, 0.6) | |
| 150 | #lut.SetSaturationRange(0, 1) | |
| 151 | #lut.SetValueRange(0, 1) | |
| 152 | #mapper.SetLookupTable(lut) | |
| 8ab985 | 153 | |
| 282bda | 154 | #advanced lookuptables... |
| SP | 155 | lut = vtk.vtkLookupTable() |
| 156 | lutNum = 256 | |
| 157 | lut.SetNumberOfTableValues(lutNum) | |
| 158 | ctf = vtk.vtkColorTransferFunction() | |
| 159 | ctf.SetColorSpaceToDiverging() | |
| 160 | ctf.AddRGBPoint(0.0, 0.230, 0.299, 0.754) | |
| 161 | ctf.AddRGBPoint(1.0, 0.706, 0.016, 0.150) | |
| 162 | for ii,ss in enumerate([float(xx)/float(lutNum) for xx in range(lutNum)]): | |
| 163 | cc = ctf.GetColor(ss) | |
| 164 | lut.SetTableValue(ii,cc[0],cc[1],cc[2],1.0) | |
| 165 | mapper.SetLookupTable(lut) | |
| 8ab985 | 166 | # Create the Actor |
| SP | 167 | actor = vtkActor() |
| 168 | actor.SetMapper(mapper) | |
| 169 | return actor | |
| 170 | ||
| 171 | ||
| 172 | def RenderUpdate(self, obj, event): | |
| 173 | if(self.lastVTU()!=self.filename): | |
| 174 | #print("updejt") | |
| 175 | self.renderer.RemoveActor(self.actor) | |
| 176 | self.renderer.RemoveActor(self.textactor) | |
| 177 | self.actor=self.lastActor() | |
| 178 | self.textactor=self.textActor() | |
| 179 | self.renderer.AddActor(self.actor) | |
| 180 | self.renderer.AddActor(self.textactor) | |
| 181 | self.renderer_window.Render() | |
| 182 | #self.render.RemoveActor(self.actor) | |
| 183 | ||
| 184 | return | |
