AnotherFoxGuy/polyvox
1
0
Fork 0
Code Issues Pull Requests Activity

Working on new tests for extractCubicSurface().

Browse Source
This commit is contained in:
David Williams 2014-08-17 15:45:23 +02:00
parent 1f5c074364
commit 5c30aa20f9
1 changed files with 43 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
tests/TestCubicSurfaceExtractor.cpp
View File

@ -121,6 +121,43 @@ uint32_t testForType(void)
return uTotalVertices + uTotalIndices; return uTotalVertices + uTotalIndices;
} }
// Runs the surface extractor for a given type.
template <typename VoxelType>
SimpleVolume<VoxelType>* createAndFillVolumeWithNoise(VoxelType maxVoxelValue)
{
const int32_t uVolumeSideLength = 64;
//Create empty volume
SimpleVolume<VoxelType>* volData = new SimpleVolume<VoxelType>(Region(Vector3DInt32(0, 0, 0), Vector3DInt32(uVolumeSideLength - 1, uVolumeSideLength - 1, uVolumeSideLength - 1)), 32);
srand(12345);
//Fill the volume with data
for (int32_t z = 0; z < uVolumeSideLength; z++)
{
for (int32_t y = 0; y < uVolumeSideLength; y++)
{
for (int32_t x = 0; x < uVolumeSideLength; x++)
{
if (maxVoxelValue == 0)
{
// This test case is currently only dealing with unsigned voxel, so if
// the max requested voxel value is zero then every voxel should be zero
volData->setVoxelAt(x, y, z, VoxelType(0));
}
else
{
// Otherwise we write random voxel values between zero and the requested maximum
int voxelValue = rand() % (maxVoxelValue + 1);
volData->setVoxelAt(x, y, z, static_cast<VoxelType>(voxelValue));
}
}
}
}
return volData;
}
void TestCubicSurfaceExtractor::testExecute() void TestCubicSurfaceExtractor::testExecute()
{ {
/*const static uint32_t uExpectedVertices = 6624; /*const static uint32_t uExpectedVertices = 6624;
@ -184,6 +221,12 @@ void TestCubicSurfaceExtractor::testExecute()
result = testForType<MaterialDensityPair88>(); result = testForType<MaterialDensityPair88>();
} }
QCOMPARE(result, uExpectedSumOfVerticesAndIndices); QCOMPARE(result, uExpectedSumOfVerticesAndIndices);
auto volData = createAndFillVolumeWithNoise<uint32_t>(2);
auto mesh = extractCubicMesh(volData, volData->getEnclosingRegion());
QCOMPARE(mesh.getNoOfVertices(), uint32_t(451651));
QCOMPARE(mesh.getNoOfIndices(), uint32_t(1715934));
} }
QTEST_MAIN(TestCubicSurfaceExtractor) QTEST_MAIN(TestCubicSurfaceExtractor)