1 /*=========================================================================
2
3 Program: Visualization Toolkit
4
5 Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
6 All rights reserved.
7 See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
8
9 This software is distributed WITHOUT ANY WARRANTY; without even
10 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
11 PURPOSE. See the above copyright notice for more information.
12
13 =========================================================================*/
14 // This test covers the depth of field post-processing render pass.
15 //
16 // The command line arguments are:
17 // -I => run in interactive mode; unless this is used, the program will
18 // not allow interaction and exit
19
20 #include "vtkTestUtilities.h"
21 #include "vtkRegressionTestImage.h"
22
23 #include "vtkCameraPass.h"
24 #include "vtkNew.h"
25 #include "vtkPLYReader.h"
26 #include "vtkProperty.h"
27 #include "vtkRenderWindowInteractor.h"
28 #include "vtkRenderWindow.h"
29 #include "vtkOpenGLRenderer.h"
30 #include "vtkActor.h"
31 #include "vtkPolyDataMapper.h"
32 #include "vtkCamera.h"
33
34 #include "vtkPointFillPass.h"
35 #include "vtkRenderStepsPass.h"
36
37 #include "vtkCellArray.h"
38 #include "vtkTimerLog.h"
39
TestPointFillPass(int argc,char * argv[])40 int TestPointFillPass(int argc, char* argv[])
41 {
42 vtkNew<vtkRenderWindowInteractor> iren;
43 vtkNew<vtkRenderWindow> renWin;
44 renWin->SetMultiSamples(0);
45 renWin->SetAlphaBitPlanes(1);
46 iren->SetRenderWindow(renWin);
47 vtkNew<vtkRenderer> renderer;
48 renWin->AddRenderer(renderer);
49
50 vtkNew<vtkPolyDataMapper> mapper;
51 const char* fileName =
52 vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/dragon.ply");
53 vtkNew<vtkPLYReader> reader;
54 reader->SetFileName(fileName);
55 reader->Update();
56
57 delete [] fileName;
58
59 mapper->SetInputConnection(reader->GetOutputPort());
60
61 // create three dragons
62 {
63 vtkNew<vtkActor> actor;
64 actor->SetMapper(mapper);
65 actor->GetProperty()->SetAmbientColor(1.0, 0.0, 0.0);
66 actor->GetProperty()->SetDiffuseColor(1.0, 0.8, 0.3);
67 actor->GetProperty()->SetSpecular(0.0);
68 actor->GetProperty()->SetDiffuse(0.5);
69 actor->GetProperty()->SetAmbient(0.3);
70 actor->SetPosition(-0.1,0.0,-0.1);
71 actor->GetProperty()->SetRepresentationToPoints();
72 renderer->AddActor(actor);
73 }
74
75 {
76 vtkNew<vtkActor> actor;
77 actor->SetMapper(mapper);
78 actor->GetProperty()->SetAmbientColor(0.2, 0.2, 1.0);
79 actor->GetProperty()->SetDiffuseColor(0.2, 1.0, 0.8);
80 actor->GetProperty()->SetSpecularColor(1.0, 1.0, 1.0);
81 actor->GetProperty()->SetSpecular(0.2);
82 actor->GetProperty()->SetDiffuse(0.9);
83 actor->GetProperty()->SetAmbient(0.1);
84 actor->GetProperty()->SetSpecularPower(10.0);
85 actor->GetProperty()->SetRepresentationToPoints();
86 renderer->AddActor(actor);
87 }
88
89 {
90 vtkNew<vtkActor> actor;
91 actor->SetMapper(mapper);
92 actor->GetProperty()->SetDiffuseColor(0.5, 0.65, 1.0);
93 actor->GetProperty()->SetSpecularColor(1.0, 1.0, 1.0);
94 actor->GetProperty()->SetSpecular(0.7);
95 actor->GetProperty()->SetDiffuse(0.4);
96 actor->GetProperty()->SetSpecularPower(60.0);
97 actor->SetPosition(0.1,0.0,0.1);
98 actor->GetProperty()->SetRepresentationToPoints();
99 renderer->AddActor(actor);
100 }
101
102 renderer->SetBackground(0.8,0.8,0.9);
103 renderer->SetBackground2(1.0,1.0,1.0);
104 renderer->GradientBackgroundOn();
105 //renderer->SetNearClippingPlaneTolerance(0.1);
106
107 vtkOpenGLRenderer *glrenderer =
108 vtkOpenGLRenderer::SafeDownCast(renderer);
109
110 // create the basic VTK render steps
111 vtkNew<vtkRenderStepsPass> basicPasses;
112
113 // finally add the PF passs
114 vtkNew<vtkPointFillPass> pfp;
115 pfp->SetDelegatePass(basicPasses);
116 // tell the renderer to use our render pass pipeline
117 vtkNew<vtkCameraPass> camPass;
118 camPass->SetDelegatePass(pfp);
119 glrenderer->SetPass(camPass);
120
121 renWin->SetSize(500,500);
122
123 vtkNew<vtkTimerLog> timer;
124 timer->StartTimer();
125 renderer->ResetCamera();
126 renderer->GetActiveCamera()->SetFocalDisk(renderer->GetActiveCamera()->GetDistance()*0.2);
127 renWin->Render();
128 timer->StopTimer();
129 double firstRender = timer->GetElapsedTime();
130 cerr << "first render time: " << firstRender << endl;
131
132 timer->StartTimer();
133 int numRenders = 4;
134 for (int i = 0; i < numRenders; ++i)
135 {
136 renderer->GetActiveCamera()->Azimuth(80.0/numRenders);
137 renderer->GetActiveCamera()->Elevation(88.0/numRenders);
138 renWin->Render();
139 }
140 timer->StopTimer();
141 double elapsed = timer->GetElapsedTime();
142 cerr << "interactive render time: " << elapsed / numRenders << endl;
143 unsigned int numTris = reader->GetOutput()->GetPolys()->GetNumberOfCells();
144 cerr << "number of triangles: " << numTris << endl;
145 cerr << "triangles per second: " << numTris*(numRenders/elapsed) << endl;
146
147 renderer->GetActiveCamera()->SetPosition(0,0,1);
148 renderer->GetActiveCamera()->SetFocalPoint(0,0,0);
149 renderer->GetActiveCamera()->SetViewUp(0,1,0);
150 renderer->ResetCamera();
151 renderer->GetActiveCamera()->Azimuth(30.0);
152 renderer->GetActiveCamera()->Zoom(1.8);
153 renWin->Render();
154
155 int retVal = vtkRegressionTestImage( renWin );
156
157 if ( retVal == vtkRegressionTester::DO_INTERACTOR)
158 {
159 iren->Start();
160 }
161 return !retVal;
162 }
163