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Stitching function unit tests

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Jakub Melka
2019-03-10 10:54:04 +01:00
parent 234b7c77f7
commit 214af0629d
3 changed files with 204 additions and 3 deletions
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12
PdfForQtLib/sources/pdffunction.h
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@ -70,6 +70,12 @@ public:
QString errorMessage;
};
/// Returns number of input variables
inline uint32_t getInputVariableCount() const { return m_m; }
/// Returns number of output variables
inline uint32_t getOutputVariableCount() const { return m_n; }
using iterator = PDFReal*;
using const_iterator = const PDFReal*;
@ -112,7 +118,7 @@ protected:
/// \param y_max End of the output interval
static inline constexpr PDFReal interpolate(PDFReal x, PDFReal x_min, PDFReal x_max, PDFReal y_min, PDFReal y_max)
{
return y_min + x * (y_max - y_min) / (x_max - x_min);
return y_min + (x - x_min) * (y_max - y_min) / (x_max - x_min);
}
/// Performs linear interpolation between c0 and c1 using x (in range [0.0, 1.0]). If x is not of this range,
@ -215,7 +221,7 @@ private:
/// is defined as f(x) = c0 + x^exponent * (c1 - c0). If exponent is 1.0, then linear interpolation
/// is performed as f(x) = c0 * (1 - x) + x * c1. To be more precise, if exponent is nearly 1.0,
/// then linear interpolation is used instead.
class PDFExponentialFunction : public PDFFunction
class PDFFORQTLIBSHARED_EXPORT PDFExponentialFunction : public PDFFunction
{
public:
/// Construct new exponential function.
@ -252,7 +258,7 @@ private:
/// Stitching function (Type 3 function)
/// This type of function has always exactly one input. Transformation of this function
/// is defined via k subfunctions which are used in defined intervals of the input value.
class PDFStitchingFunction : public PDFFunction
class PDFFORQTLIBSHARED_EXPORT PDFStitchingFunction : public PDFFunction
{
public:
struct PartialFunction