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#include "vtkTilesHelper.h"
#include "assert.h"
static void vtkTest(int rank, vtkTilesHelper* helper,
int minx, int miny, int maxx, int maxy)
{
double viewport[] = {0, 0, 1, 1};
double normalized_tile_viewport[4];
helper->GetNormalizedTileViewport(viewport, rank, normalized_tile_viewport);
cout << "---------------------" << endl << "Rank : " << rank << " in "
<< helper->GetTileDimensions()[0] << "x"
<< helper->GetTileDimensions()[1] << endl;
cout << normalized_tile_viewport[0] << ", "
<< normalized_tile_viewport[1] << ", "
<< normalized_tile_viewport[2] << ", "
<< normalized_tile_viewport[3] << endl;
int tile_viewport[4];
helper->GetTileViewport(viewport, rank, tile_viewport);
cout << "Expected value: " << minx << ", " << miny << ", "
<< maxx << ", " << maxy << endl;
cout << "From vtkTilesHelper: "
<< tile_viewport[0] << ", " << tile_viewport[1] << ", "
<< tile_viewport[2] << ", " << tile_viewport[3] << endl;
assert(tile_viewport[0] == minx);
assert(tile_viewport[1] == miny);
assert(tile_viewport[2] == maxx);
assert(tile_viewport[3] == maxy);
}
int TestTilesHelper(int, char*[])
{
vtkTilesHelper* helper = vtkTilesHelper::New();
helper->SetTileDimensions(3, 2);
helper->SetTileWindowSize(400, 400);
vtkTest(1, helper, 400, 400, 799, 799);
vtkTest(2, helper, 800, 400, 1199, 799);
vtkTest(4, helper, 400, 0, 799, 399);
helper->Delete();
return 0;
}
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