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/*=========================================================================
Program: Visualization Toolkit
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
// test baking shadow maps
//
// The command line arguments are:
// -I => run in interactive mode; unless this is used, the program will
// not allow interaction and exit
#include "vtkActor.h"
#include "vtkCamera.h"
#include "vtkCellArray.h"
#include "vtkEDLShading.h"
#include "vtkNew.h"
#include "vtkOpenGLRenderer.h"
#include "vtkPLYReader.h"
#include "vtkPolyDataMapper.h"
#include "vtkProperty.h"
#include "vtkRegressionTestImage.h"
#include "vtkRenderStepsPass.h"
#include "vtkRenderWindow.h"
#include "vtkRenderWindowInteractor.h"
#include "vtkRenderer.h"
#include "vtkTestUtilities.h"
#include "vtkTimerLog.h"
//----------------------------------------------------------------------------
int TestEDLPass(int argc, char *argv[])
{
vtkNew<vtkRenderer> renderer;
renderer->SetBackground(0.3, 0.4, 0.6);
vtkNew<vtkRenderWindow> renderWindow;
renderWindow->SetSize(600, 600);
renderWindow->AddRenderer(renderer.Get());
vtkNew<vtkRenderWindowInteractor> iren;
iren->SetRenderWindow(renderWindow.Get());
const char* fileName =
vtkTestUtilities::ExpandDataFileName(argc, argv, "Data/dragon.ply");
vtkNew<vtkPLYReader> reader;
reader->SetFileName(fileName);
reader->Update();
vtkNew<vtkPolyDataMapper> mapper;
mapper->SetInputConnection(reader->GetOutputPort());
vtkNew<vtkActor> actor;
actor->SetMapper(mapper.Get());
actor->GetProperty()->SetAmbientColor(0.135, 0.2225, 0.3);
actor->GetProperty()->SetDiffuseColor(0.54, 0.89, 0.63);
actor->GetProperty()->SetDiffuse(0.7);
actor->GetProperty()->SetAmbient(0.7);
actor->GetProperty()->LightingOff();
renderer->AddActor(actor.Get());
//actor->GetProperty()->SetRepresentationToWireframe();
renderWindow->SetMultiSamples(0);
// create the basic VTK render steps
vtkNew<vtkRenderStepsPass> basicPasses;
// finally blur the resulting image
// The blur delegates rendering the unblured image
// to the basicPasses
vtkNew<vtkEDLShading> edl;
edl->SetDelegatePass(basicPasses.Get());
// tell the renderer to use our render pass pipeline
vtkOpenGLRenderer *glrenderer =
vtkOpenGLRenderer::SafeDownCast(renderer.GetPointer());
glrenderer->SetPass(edl.Get());
vtkNew<vtkTimerLog> timer;
timer->StartTimer();
renderWindow->Render();
timer->StopTimer();
double firstRender = timer->GetElapsedTime();
cerr << "first render time: " << firstRender << endl;
timer->StartTimer();
int numRenders = 8;
for (int i = 0; i < numRenders; ++i)
{
renderer->GetActiveCamera()->Azimuth(80.0/numRenders);
renderer->GetActiveCamera()->Elevation(80.0/numRenders);
renderWindow->Render();
}
timer->StopTimer();
double elapsed = timer->GetElapsedTime();
cerr << "interactive render time: " << elapsed / numRenders << endl;
unsigned int numTris = reader->GetOutput()->GetPolys()->GetNumberOfCells();
cerr << "number of triangles: " << numTris << endl;
cerr << "triangles per second: " << numTris*(numRenders/elapsed) << endl;
renderer->GetActiveCamera()->SetPosition(-0.2,0.2,1);
renderer->GetActiveCamera()->SetFocalPoint(0,0,0);
renderer->GetActiveCamera()->SetViewUp(0,1,0);
renderer->GetActiveCamera()->OrthogonalizeViewUp();
renderer->ResetCamera();
renderWindow->Render();
int retVal = vtkRegressionTestImage( renderWindow.Get() );
if ( retVal == vtkRegressionTester::DO_INTERACTOR)
{
iren->Start();
}
return EXIT_SUCCESS;
}
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