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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#include <vtkActor.h>
#include <vtkCamera.h>
#include <vtkCompositePolyDataMapper.h>
#include <vtkGLTFReader.h>
#include <vtkInformation.h>
#include <vtkMultiBlockDataSet.h>
#include <vtkRegressionTestImage.h>
#include <vtkRenderWindow.h>
#include <vtkRenderWindowInteractor.h>
#include <vtkRenderer.h>
#include <vtkSmartPointer.h>
#include <vtkStreamingDemandDrivenPipeline.h>
int TestGLTFReaderAnimationRange(int argc, char* argv[])
{
if (argc <= 2)
{
std::cout << "Usage: " << argv[0] << "<timevalue> <gltf file>" << std::endl;
return EXIT_FAILURE;
}
const int timevalue = std::atof(argv[1]);
vtkNew<vtkGLTFReader> reader;
reader->SetFileName(argv[2]);
reader->SetFrameRate(0);
reader->ApplyDeformationsToGeometryOn();
reader->UpdateInformation(); // Read model metadata to get the number of animations
for (vtkIdType i = 0; i < reader->GetNumberOfAnimations(); i++)
{
reader->EnableAnimation(i);
}
reader->UpdateInformation(); // Update number of time steps now that animations are enabled
vtkInformation* readerInfo = reader->GetOutputInformation(0);
if (!readerInfo->Has(vtkStreamingDemandDrivenPipeline::TIME_RANGE()))
{
std::cerr << "Expecting TIME_RANGE to be present" << std::endl;
return EXIT_FAILURE;
}
double* readerTimeRange = readerInfo->Get(vtkStreamingDemandDrivenPipeline::TIME_RANGE());
if (readerTimeRange[0] > timevalue || timevalue > readerTimeRange[1])
{
std::cerr << "Invalid timevalue input argument: " << timevalue << std::endl;
return EXIT_FAILURE;
}
readerInfo->Set(vtkStreamingDemandDrivenPipeline::UPDATE_TIME_STEP(), timevalue);
reader->Update();
vtkNew<vtkCompositePolyDataMapper> mapper;
mapper->SetInputConnection(reader->GetOutputPort());
vtkNew<vtkActor> actor;
actor->SetMapper(mapper);
vtkNew<vtkRenderer> renderer;
renderer->AddActor(actor);
renderer->SetBackground(.0, .0, .2);
vtkNew<vtkRenderWindow> renderWindow;
renderWindow->AddRenderer(renderer);
vtkNew<vtkRenderWindowInteractor> renderWindowInteractor;
renderWindowInteractor->SetRenderWindow(renderWindow);
renderWindow->Render();
renderer->GetActiveCamera()->Azimuth(30);
renderer->GetActiveCamera()->Elevation(30);
renderer->GetActiveCamera()->SetClippingRange(0.1, 1000);
int retVal = vtkRegressionTestImage(renderWindow);
if (retVal == vtkRegressionTester::DO_INTERACTOR)
{
renderWindowInteractor->Start();
}
return !retVal;
}
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