Generated by Cython 0.28.4

Yellow lines hint at Python interaction.
Click on a line that starts with a "+" to see the C code that Cython generated for it.

Raw output: interpolation.c

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 002: 
+003: import numpy as np
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 004: cimport cython
 005: from libc cimport math
 006: 
+007: ctypedef double (*get_sample_t)(double x, double y0, double y1, double y2, double y3)
typedef double (*__pyx_t_5pippi_13interpolation_get_sample_t)(double, double, double, double, double);
 008: 
 009: @cython.boundscheck(False)
 010: @cython.wraparound(False)
+011: cdef double hermite_get_sample(double x, double y0, double y1, double y2, double y3):
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 012:     """ Taken from version #2 by James McCartney
 013:         http://musicdsp.org/showone.php?id=93
 014:     """
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+017:     cdef double c3 = 1.5 * (y1 - y2) + 0.5 * (y3 - y0)
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+018:     cdef double c2 = y0 - y1 + c1 - c3
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 019: 
+020:     return ((c3 * x + c2) * x + c1) * x + c0
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 021: 
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+025:     cdef get_sample_t get_sample = hermite_get_sample
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 042: @cython.boundscheck(False)
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