mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-20 02:55:47 +00:00
finish 2D re-write. Some tests pass and some others fail. Need to keep debugging
This commit is contained in:
parent
48588c3852
commit
42a80662d8
@ -145,7 +145,7 @@ public:
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// Make an output array
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OutArrayBasic output;
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WaveletDWT::IDWT1D( input, L1d, output, DeviceTag() );
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WaveletDWT::IDWT1D( input, L1d, output, false, DeviceTag() );
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VTKM_ASSERT( output.GetNumberOfValues() == L1d[2] );
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// Move output to intermediate array
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@ -207,7 +207,7 @@ public:
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OutBasicArray tempOutput;
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computationTime +=
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WaveletDWT::DWT2D( tempInput, currentLenX, currentLenY, tempOutput, L2d, DeviceTag());
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WaveletDWT::DWT2Dv2( tempInput, currentLenX, currentLenY, tempOutput, L2d, DeviceTag());
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// copy results to coeffOut
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WaveletBase::DeviceRectangleCopyTo( tempOutput, currentLenX, currentLenY,
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@ -274,7 +274,7 @@ public:
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// IDWT
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computationTime +=
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WaveletDWT::IDWT2D( tempInput, L2d, tempOutput, DeviceTag() );
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WaveletDWT::IDWT2Dv2( tempInput, L2d, tempOutput, DeviceTag() );
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// copy back reconstructed block
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WaveletBase::DeviceRectangleCopyTo( tempOutput, L2d[8], L2d[9],
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@ -59,10 +59,11 @@ void FillArray( ArrayType& array )
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dispatcher.Invoke( array );
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}
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void Debug2DExtend()
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{
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vtkm::Id NX = 10;
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vtkm::Id NY = 11;
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vtkm::Id NY = 8;
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typedef vtkm::cont::ArrayHandle< vtkm::Float64 > ArrayType;
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ArrayType left, center, right;
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@ -73,10 +74,12 @@ void Debug2DExtend()
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ArrayType output1, output2;
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std::vector<vtkm::Id> L(10, 0);
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vtkm::worklet::wavelets::WaveletDWT dwt( vtkm::worklet::wavelets::CDF9_7 );
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vtkm::worklet::wavelets::WaveletDWT dwt( vtkm::worklet::wavelets::CDF8_4 );
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// get true results
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dwt.DWT2D(center, NX, NY, output1, L, VTKM_DEFAULT_DEVICE_ADAPTER_TAG());
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// get test results
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dwt.DWT2Dv2( center, NX, NY, output2, L, VTKM_DEFAULT_DEVICE_ADAPTER_TAG() );
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for( vtkm::Id i = 0; i < output1.GetNumberOfValues(); i++ )
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@ -86,7 +89,7 @@ void Debug2DExtend()
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"WaveletCompressor worklet failed..." );
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}
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std::cout << "true results:" << std::endl;
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std::cout << "true results after DWT:" << std::endl;
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for( vtkm::Id i = 0; i < output1.GetNumberOfValues(); i++ )
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{
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std::cout << output1.GetPortalConstControl().Get(i) << " ";
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@ -94,13 +97,39 @@ std::cout << "true results:" << std::endl;
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std::cout << std::endl;
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}
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std::cout << "test results:" << std::endl;
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std::cout << "test results after DWT:" << std::endl;
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for( vtkm::Id i = 0; i < output2.GetNumberOfValues(); i++ )
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{
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std::cout << output2.GetPortalConstControl().Get(i) << " ";
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if( i % NX == NX - 1 )
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std::cout << std::endl;
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}
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ArrayType idwt_out1, idwt_out2;
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// true results go through IDWT
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dwt.IDWT2D( output1, L, idwt_out1, VTKM_DEFAULT_DEVICE_ADAPTER_TAG() );
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// test results go through IDWT
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dwt.IDWT2Dv2( output2, L, idwt_out2, VTKM_DEFAULT_DEVICE_ADAPTER_TAG() );
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std::cout << "true results after IDWT:" << std::endl;
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for( vtkm::Id i = 0; i < idwt_out1.GetNumberOfValues(); i++ )
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{
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std::cout << idwt_out1.GetPortalConstControl().Get(i) << " ";
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if( i % NX == NX - 1 )
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std::cout << std::endl;
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}
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std::cout << "test results after IDWT:" << std::endl;
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for( vtkm::Id i = 0; i < idwt_out2.GetNumberOfValues(); i++ )
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{
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std::cout << idwt_out2.GetPortalConstControl().Get(i) << " ";
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if( i % NX == NX - 1 )
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std::cout << std::endl;
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}
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}
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void DebugDWTIDWT1D()
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@ -139,7 +168,7 @@ void DebugDWTIDWT1D()
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// Inverse Transform
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vtkm::cont::ArrayHandle<vtkm::Float64> reconstructArray;
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waveletdwt.IDWT1D( coeffOut, L, reconstructArray, VTKM_DEFAULT_DEVICE_ADAPTER_TAG() );
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waveletdwt.IDWT1D( coeffOut, L, reconstructArray, false, VTKM_DEFAULT_DEVICE_ADAPTER_TAG() );
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std::cout << "Inverse Wavelet Transform: result signal length = " <<
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reconstructArray.GetNumberOfValues() << std::endl;
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for( vtkm::Id i = 0; i < reconstructArray.GetNumberOfValues(); i++ )
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@ -202,12 +231,13 @@ void TestDecomposeReconstruct2D()
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vtkm::cont::ArrayHandle<vtkm::Float64> outputArray;
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// Use a WaveletCompressor
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vtkm::worklet::wavelets::WaveletName wname = vtkm::worklet::wavelets::CDF9_7;
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vtkm::worklet::wavelets::WaveletName wname = vtkm::worklet::wavelets::CDF8_4;
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vtkm::worklet::WaveletCompressor compressor( wname );
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vtkm::Id XMaxLevel = compressor.GetWaveletMaxLevel( sigX );
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vtkm::Id YMaxLevel = compressor.GetWaveletMaxLevel( sigY );
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vtkm::Id nLevels = vtkm::Min( XMaxLevel, YMaxLevel );
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std::cout << "nLevels = " << nLevels << std::endl;
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//nLevels = 1;
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std::vector<vtkm::Id> L;
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@ -242,9 +272,14 @@ void TestDecomposeReconstruct2D()
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timer.Reset();
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for( vtkm::Id i = 0; i < reconstructArray.GetNumberOfValues(); i++ )
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{
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VTKM_TEST_ASSERT( test_equal( reconstructArray.GetPortalConstControl().Get(i),
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inputArray.GetPortalConstControl().Get(i) ),
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"output value not the same..." );
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vtkm::Float64 real = inputArray.GetPortalConstControl().Get(i);
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vtkm::Float64 rect = reconstructArray.GetPortalConstControl().Get(i);
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vtkm::Float64 diff = real - rect;
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if( diff < -0.00001 || diff > 0.00001 )
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std::cout << i << ": " << real << ", \t" << rect << std::endl;
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//VTKM_TEST_ASSERT( test_equal( reconstructArray.GetPortalConstControl().Get(i),
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// inputArray.GetPortalConstControl().Get(i) ),
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// "output value not the same..." );
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}
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elapsedTime = timer.GetElapsedTime();
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std::cout << "Verification time = " << elapsedTime << std::endl;
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@ -310,8 +345,8 @@ void TestWaveletCompressor()
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//DebugDWTIDWT1D();
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//DebugRectangleCopy();
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//TestDecomposeReconstruct1D();
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//TestDecomposeReconstruct2D();
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Debug2DExtend();
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TestDecomposeReconstruct2D();
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//Debug2DExtend();
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}
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int UnitTestWaveletCompressor(int, char *[])
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@ -573,7 +573,6 @@ if( print)
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{
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for( vtkm::Id i = 0; i < coeffInExtended.GetNumberOfValues(); i++ )
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printf( "%.2e ",coeffInExtended.GetPortalConstControl().Get(i) );
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//std::cout << coeffInExtended.GetPortalConstControl().Get(i) << " ";
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std::cout << std::endl;
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}
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@ -891,32 +890,103 @@ if( print)
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vtkm::Id inDimY = L[1] + L[3];
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VTKM_ASSERT( inDimX * inDimY == coeffIn.GetNumberOfValues() );
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std::vector<vtkm::Id> xL(3, 0);
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vtkm::Id filterLen = WaveletBase::filter.GetFilterLength();
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typedef vtkm::worklet::wavelets::InverseTransform2DOdd IdwtOddWorklet;
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typedef vtkm::worklet::wavelets::InverseTransform2DEven IdwtEvenWorklet;
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// First inverse transform on columns
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// Transpose
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ArrayInType beforeY, beforeYExtend;
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beforeY.PrepareForOutput( inDimY * inDimX, DeviceTag() );
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vtkm::Id beforeYDimX = inDimY;
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vtkm::Id beforeYDimY = inDimX;
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beforeY.PrepareForOutput( beforeYDimX * beforeYDimY, DeviceTag() );
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WaveletBase::DeviceTranspose( coeffIn, inDimX, inDimY,
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beforeY, inDimY, inDimX,
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beforeY, beforeYDimX, beforeYDimY,
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0, 0, DeviceTag() );
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vtkm::Id beforeYExtendDimX;
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vtkm::Id beforeYExtendDimY = inDimX;
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this->IDWTHelper( beforeY, L[1], L[3], beforeYExtendDimY,
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beforeYExtend, beforeYExtendDimX,
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vtkm::Id cATempLen, beforeYExtendDimX;
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vtkm::Id beforeYExtendDimY = beforeYDimY;
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this->IDWTHelper( beforeY, L[1], L[3], beforeYDimY,
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beforeYExtend, cATempLen, beforeYExtendDimX,
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filterLen, wmode, DeviceTag() );
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beforeY.ReleaseResources();
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std::cout << "print v2 after extension" << std::endl;
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for( vtkm::Id i = 0; i < beforeYExtend.GetNumberOfValues(); i++ )
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// Inverse transform
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ArrayInType afterY;
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vtkm::Id afterYDimX = beforeYDimX;
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vtkm::Id afterYDimY = beforeYDimY;
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afterY.PrepareForOutput( afterYDimX * afterYDimY, DeviceTag() );
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if( filterLen % 2 != 0 )
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{
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printf("%.2e ",beforeYExtend.GetPortalConstControl().Get(i));
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//std::cout << beforeYExtend.GetPortalConstControl().Get(i) << " ";
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if( i % beforeYExtendDimX == beforeYExtendDimX - 1 )
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std::cout << std::endl;
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IdwtOddWorklet worklet( filterLen, beforeYExtendDimX, beforeYExtendDimY,
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afterYDimX, afterYDimY, cATempLen );
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vtkm::worklet::DispatcherMapField<IdwtOddWorklet, DeviceTag>
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dispatcher( worklet );
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dispatcher.Invoke( beforeYExtend,
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WaveletBase::filter.GetLowReconstructFilter(),
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WaveletBase::filter.GetHighReconstructFilter(),
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afterY );
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}
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std::cout << "finish printing v2 after extension" << std::endl;
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else
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{
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IdwtEvenWorklet worklet( filterLen, beforeYExtendDimX, beforeYExtendDimY,
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afterYDimX, afterYDimY, cATempLen );
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vtkm::worklet::DispatcherMapField<IdwtEvenWorklet, DeviceTag>
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dispatcher( worklet );
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dispatcher.Invoke( beforeYExtend,
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WaveletBase::filter.GetLowReconstructFilter(),
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WaveletBase::filter.GetHighReconstructFilter(),
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afterY );
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}
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beforeYExtend.ReleaseResources();
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// Second inverse transform on rows
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ArrayInType beforeX, beforeXExtend;
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vtkm::Id beforeXDimX = afterYDimY;
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vtkm::Id beforeXDimY = afterYDimX;
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vtkm::Id beforeXExtendDimX;
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vtkm::Id beforeXExtendDimY = beforeXDimY;
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beforeX.PrepareForOutput( beforeXDimX * beforeXDimY, DeviceTag() );
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WaveletBase::DeviceTranspose( afterY, afterYDimX, afterYDimY,
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beforeX, beforeXDimX, beforeXDimY,
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0, 0, DeviceTag() );
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this->IDWTHelper( beforeX, L[0], L[4], beforeXDimY,
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beforeXExtend, cATempLen, beforeXExtendDimX,
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filterLen, wmode, DeviceTag() );
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beforeX.ReleaseResources();
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// Inverse transform
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ArrayInType afterX;
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vtkm::Id afterXDimX = beforeXDimX;
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vtkm::Id afterXDimY = beforeXDimY;
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afterX.PrepareForOutput( afterXDimX * afterXDimY, DeviceTag() );
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if( filterLen % 2 != 0 )
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{
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IdwtOddWorklet worklet( filterLen, beforeXExtendDimX, beforeXExtendDimY,
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afterXDimX, afterXDimY, cATempLen );
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vtkm::worklet::DispatcherMapField<IdwtOddWorklet, DeviceTag>
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dispatcher( worklet );
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dispatcher.Invoke( beforeXExtend,
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WaveletBase::filter.GetLowReconstructFilter(),
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WaveletBase::filter.GetHighReconstructFilter(),
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afterX );
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}
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else
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{
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IdwtEvenWorklet worklet( filterLen, beforeXExtendDimX, beforeXExtendDimY,
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afterXDimX, afterXDimY, cATempLen );
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vtkm::worklet::DispatcherMapField<IdwtEvenWorklet, DeviceTag>
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dispatcher( worklet );
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dispatcher.Invoke( beforeXExtend,
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WaveletBase::filter.GetLowReconstructFilter(),
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WaveletBase::filter.GetHighReconstructFilter(),
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afterX );
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}
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sigOut = afterX;
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return 0;
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}
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@ -928,6 +998,7 @@ std::cout << "finish printing v2 after extension" << std::endl;
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vtkm::Id cDDimX, // of codffIn
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vtkm::Id inDimY, // of codffIn
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ArrayOutType &coeffExtend,
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vtkm::Id &cATempLen, // output
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vtkm::Id &coeffExtendDimX, // output
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vtkm::Id filterLen,
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DWTMode mode,
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@ -961,7 +1032,7 @@ std::cout << "finish printing v2 after extension" << std::endl;
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cARight = SYMH;
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}
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// determine length after extension
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vtkm::Id cATempLen, cDTempLen; // X dimension after extension
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vtkm::Id cDTempLen; // cD dimension after extension. cA is passed in
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vtkm::Id cDPadLen = 0;
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vtkm::Id addLen = filterLen / 4; // addLen == 0 for Haar kernel
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if( (cADimX > cDDimX) && (mode == SYMH) )
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@ -993,7 +1064,6 @@ std::cout << "finish printing v2 after extension" << std::endl;
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{
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this->Extend2D( cD, cDDimX, cDDimY, cDTemp, addLen,
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cDLeft, cDRight, true, false, DeviceTag() );
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std::cout << "went here" << std::endl;
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}
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else
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{
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@ -309,12 +309,12 @@ public:
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y = idx / outputDimX;
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}
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VTKM_EXEC_CONT_EXPORT
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vtkm::Id Input2Dto1D( vtkm::Id &x, vtkm::Id &y ) const
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vtkm::Id Input2Dto1D( const vtkm::Id &x, const vtkm::Id &y ) const
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{
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return y * inputDimX + x;
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}
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VTKM_EXEC_CONT_EXPORT
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vtkm::Id Output2Dto1D( vtkm::Id &x, vtkm::Id &y ) const
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vtkm::Id Output2Dto1D( const vtkm::Id &x, const vtkm::Id &y ) const
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{
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return y * outputDimX + x;
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}
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@ -403,10 +403,9 @@ public:
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// Constructor
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VTKM_EXEC_CONT_EXPORT
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InverseTransform2DOdd( vtkm::Id fil_len, vtkm::Id x1, vtkm::Id y1, vtkm::Id x2,
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vtkm::Id y2, vtkm::Id cA_len, vtkm::Id cA_len_ext )
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vtkm::Id y2, vtkm::Id cA_len_ext )
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: filterLen( fil_len ), inputDimX( x1 ), inputDimY( y1 ),
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outputDimX( x2 ), outputDimY( y2 ), cALen( cA_len ),
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cALen2( cA_len*2 ), cALenExtended( cA_len_ext ) {}
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outputDimX( x2 ), outputDimY( y2 ), cALenExtended( cA_len_ext ) {}
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VTKM_EXEC_CONT_EXPORT
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void Output1Dto2D( const vtkm::Id &idx, vtkm::Id &x, vtkm::Id &y ) const
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@ -415,15 +414,10 @@ public:
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y = idx / outputDimX;
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}
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VTKM_EXEC_CONT_EXPORT
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vtkm::Id Input2Dto1D( vtkm::Id &x, vtkm::Id &y ) const
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vtkm::Id Input2Dto1D( vtkm::Id x, vtkm::Id y ) const
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{
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return y * inputDimX + x;
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}
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VTKM_EXEC_CONT_EXPORT
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vtkm::Id Output2Dto1D( vtkm::Id &x, vtkm::Id &y ) const
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{
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return y * outputDimX + x;
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}
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// Use 64-bit float for convolution calculation
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#define VAL vtkm::Float64
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@ -467,11 +461,9 @@ public:
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k1 -= 2;
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}
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xi = inX / 2;
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vtkm::Id realXIdx;
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while( k2 > -1 )
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{
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realXIdx = xi + cALenExtended;
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sigIdx1D = Input2Dto1D( realXIdx, inY );
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sigIdx1D = Input2Dto1D( xi + cALenExtended, inY );
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sum += hiFilter.Get(k2) * MAKEVAL( sigIn.Get( sigIdx1D ) );
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xi++;
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k2 -= 2;
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@ -486,7 +478,6 @@ public:
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private:
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vtkm::Id filterLen;
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vtkm::Id inputDimX, inputDimY, outputDimX, outputDimY;
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vtkm::Id cALen, cALen2; // cALen2 == cALen * 2
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vtkm::Id cALenExtended; // Number of cA at the beginning of input, followed by cD
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};
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@ -584,6 +575,98 @@ private:
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};
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// Worklet: perform an inverse transform for even length, symmetric filters.
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class InverseTransform2DEven: public vtkm::worklet::WorkletMapField
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{
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public:
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typedef void ControlSignature(WholeArrayIn<ScalarAll>, // Input: coeffs,
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// cA followed by cD
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WholeArrayIn<Scalar>, // lowFilter
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WholeArrayIn<Scalar>, // highFilter
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FieldOut<ScalarAll>); // output
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typedef void ExecutionSignature(_1, _2, _3, _4, WorkIndex);
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typedef _4 InputDomain;
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// Constructor
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VTKM_EXEC_CONT_EXPORT
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InverseTransform2DEven( vtkm::Id filtL, vtkm::Id x1, vtkm::Id y1,
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vtkm::Id x2, vtkm::Id y2, vtkm::Id cALExt ) :
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filterLen(filtL), inputDimX( x1 ), inputDimY( y1 ),
|
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outputDimX( x2 ), outputDimY( y2 ), cALenExtended(cALExt) {}
|
||||
|
||||
VTKM_EXEC_CONT_EXPORT
|
||||
void Output1Dto2D( const vtkm::Id &idx, vtkm::Id &x, vtkm::Id &y ) const
|
||||
{
|
||||
x = idx % outputDimX;
|
||||
y = idx / outputDimX;
|
||||
}
|
||||
VTKM_EXEC_CONT_EXPORT
|
||||
vtkm::Id Input2Dto1D( vtkm::Id x, vtkm::Id y ) const
|
||||
{
|
||||
return y * inputDimX + x;
|
||||
}
|
||||
|
||||
// Use 64-bit float for convolution calculation
|
||||
#define VAL vtkm::Float64
|
||||
#define MAKEVAL(a) (static_cast<VAL>(a))
|
||||
|
||||
template <typename InputPortalType,
|
||||
typename FilterPortalType,
|
||||
typename OutputValueType>
|
||||
VTKM_EXEC_EXPORT
|
||||
void operator()(const InputPortalType &coeffs,
|
||||
const FilterPortalType &lowFilter,
|
||||
const FilterPortalType &highFilter,
|
||||
OutputValueType &sigOut,
|
||||
const vtkm::Id &workIndex) const
|
||||
{
|
||||
vtkm::Id outX, outY;
|
||||
Output1Dto2D( workIndex, outX, outY );
|
||||
vtkm::Id inX = outX;
|
||||
vtkm::Id inY = outY;
|
||||
vtkm::Id xi, k;
|
||||
VAL sum = 0.0;
|
||||
|
||||
if( (filterLen/2) % 2 != 0 ) // odd length half filter
|
||||
{
|
||||
xi = inX / 2;
|
||||
if( inX % 2 != 0 )
|
||||
k = filterLen - 1;
|
||||
else
|
||||
k = filterLen - 2;
|
||||
}
|
||||
else
|
||||
{
|
||||
xi = (inX + 1) / 2;
|
||||
if( inX % 2 != 0 )
|
||||
k = filterLen - 2;
|
||||
else
|
||||
k = filterLen - 1;
|
||||
}
|
||||
|
||||
vtkm::Id cAIdx1D, cDIdx1D;
|
||||
while( k > -1 ) // k >= 0
|
||||
{
|
||||
cAIdx1D = Input2Dto1D( xi, inY );
|
||||
cDIdx1D = Input2Dto1D( xi + cALenExtended, inY );
|
||||
sum += lowFilter.Get(k) * MAKEVAL( coeffs.Get( cAIdx1D ) ) + // cA
|
||||
highFilter.Get(k) * MAKEVAL( coeffs.Get( cDIdx1D ) ); // cD
|
||||
xi++;
|
||||
k -= 2;
|
||||
}
|
||||
sigOut = static_cast<OutputValueType>( sum );
|
||||
}
|
||||
|
||||
#undef MAKEVAL
|
||||
#undef VAL
|
||||
|
||||
private:
|
||||
vtkm::Id filterLen; // filter length.
|
||||
vtkm::Id inputDimX, inputDimY, outputDimX, outputDimY;
|
||||
vtkm::Id cALenExtended; // Number of cA at the beginning of input, followed by cD
|
||||
};
|
||||
|
||||
|
||||
// Worklet: perform an inverse transform for even length, symmetric filters.
|
||||
class InverseTransformEven: public vtkm::worklet::WorkletMapField
|
||||
{
|
||||
|
Loading…
Reference in New Issue
Block a user