| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| #pragma once |
| |
| // TransferFunction.h contains skcms-private APIs for working with skcms_TransferFunction. |
| |
| #include <stdbool.h> |
| |
| bool skcms_TransferFunction_isValid(const skcms_TransferFunction*); |
| |
| float skcms_TransferFunction_eval(const skcms_TransferFunction*, float); |
| |
| bool skcms_TransferFunction_invert(const skcms_TransferFunction*, skcms_TransferFunction*); |
| |
| // Fit c,d,f parameters of an skcms_TransferFunction to the first 2 < L ≤ N |
| // evenly-spaced points on an skcms_Curve within a given tolerance, returning L. |
| int skcms_fit_linear(const skcms_Curve*, int N, float tol, float* c, float* d, float* f); |
