| 19 | //------------------------------------------------------------------------------ |
| 20 | template <class T> |
| 21 | void vtkImageXYZToLABExecute( |
| 22 | vtkImageXYZToLAB* self, vtkImageData* inData, vtkImageData* outData, int outExt[6], int id, T*) |
| 23 | { |
| 24 | vtkImageIterator<T> inIt(inData, outExt); |
| 25 | vtkImageProgressIterator<T> outIt(outData, outExt, self, id); |
| 26 | double x, y, z, l, a, b; |
| 27 | |
| 28 | // Loop through output pixels |
| 29 | while (!outIt.IsAtEnd()) |
| 30 | { |
| 31 | T* inSI = inIt.BeginSpan(); |
| 32 | T* outSI = outIt.BeginSpan(); |
| 33 | T* outSIEnd = outIt.EndSpan(); |
| 34 | while (outSI != outSIEnd) |
| 35 | { |
| 36 | x = *(inSI++); |
| 37 | y = *(inSI++); |
| 38 | z = *(inSI++); |
| 39 | |
| 40 | vtkMath::XYZToLab(x, y, z, &l, &a, &b); |
| 41 | |
| 42 | // assign output. |
| 43 | *outSI = static_cast<T>(l); |
| 44 | outSI++; |
| 45 | *outSI = static_cast<T>(a); |
| 46 | outSI++; |
| 47 | *outSI = static_cast<T>(b); |
| 48 | outSI++; |
| 49 | } |
| 50 | inIt.NextSpan(); |
| 51 | outIt.NextSpan(); |
| 52 | } |
| 53 | } |
| 54 | } // anonymous namespace |
| 55 | |
| 56 | //------------------------------------------------------------------------------ |
no test coverage detected