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More cubic surface extractor tests.

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This commit is contained in:
David Williams 2014-08-19 21:36:08 +02:00
parent 17ee7982d5
commit 33c5fe7526
2 changed files with 43 additions and 0 deletions
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42
tests/TestCubicSurfaceExtractor.cpp
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@ -91,6 +91,40 @@ VolumeType* createAndFillVolumeWithNoise(int32_t iVolumeSideLength, typename Vol
return volData; return volData;
} }
// Runs the surface extractor for a given type.
template <typename VolumeType>
VolumeType* createAndFillVolumeRealistic(int32_t iVolumeSideLength)
{
//Create empty volume
VolumeType* volData = new VolumeType(Region(Vector3DInt32(0, 0, 0), Vector3DInt32(iVolumeSideLength - 1, iVolumeSideLength - 1, iVolumeSideLength - 1)));
// Seed generator for consistency between runs.
srand(12345);
//Fill the volume with data
for (int32_t z = 0; z < iVolumeSideLength; z++)
{
for (int32_t y = 0; y < iVolumeSideLength; y++)
{
for (int32_t x = 0; x < iVolumeSideLength; x++)
{
// Should create a checker board pattern stretched along z? This is 'realistic' in the sense
// that it's not empty/random data, and should allow significant decimation to be performed.
if ((x ^ y) & 0x01)
{
volData->setVoxelAt(x, y, z, 0);
}
else
{
volData->setVoxelAt(x, y, z, 1);
}
}
}
}
return volData;
}
void TestCubicSurfaceExtractor::testBehaviour() void TestCubicSurfaceExtractor::testBehaviour()
{ {
// Test with default mesh and contoller types. // Test with default mesh and contoller types.
@ -128,6 +162,14 @@ void TestCubicSurfaceExtractor::testEmptyVolumePerformance()
QCOMPARE(emptyMesh.getNoOfVertices(), uint16_t(0)); QCOMPARE(emptyMesh.getNoOfVertices(), uint16_t(0));
} }
void TestCubicSurfaceExtractor::testRealisticVolumePerformance()
{
auto realisticVol = createAndFillVolumeRealistic< SimpleVolume<uint32_t> >(128);
Mesh< CubicVertex< uint32_t >, uint16_t > realisticMesh;
QBENCHMARK{ extractCubicMeshCustom(realisticVol, Region(32, 32, 32, 63, 63, 63), &realisticMesh); }
QCOMPARE(realisticMesh.getNoOfVertices(), uint16_t(2176));
}
void TestCubicSurfaceExtractor::testNoiseVolumePerformance() void TestCubicSurfaceExtractor::testNoiseVolumePerformance()
{ {
auto noiseVol = createAndFillVolumeWithNoise< SimpleVolume<uint32_t> >(128, 0, 2); auto noiseVol = createAndFillVolumeWithNoise< SimpleVolume<uint32_t> >(128, 0, 2);

1
tests/TestCubicSurfaceExtractor.h
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@ -33,6 +33,7 @@ class TestCubicSurfaceExtractor: public QObject
private slots: private slots:
void testBehaviour(); void testBehaviour();
void testEmptyVolumePerformance(); void testEmptyVolumePerformance();
void testRealisticVolumePerformance();
void testNoiseVolumePerformance(); void testNoiseVolumePerformance();
}; };