aae58023a8
https://skia.googlesource.com/skcms.git/+log/0977edc92270..9d19e2abf000 2018-07-02 mtklein@chromium.org stop using designated initializers 2018-07-02 mtklein@chromium.org explicitly cast 16-bit constants to uint16_t 2018-07-02 mtklein@chromium.org fix typo in c++ header check 2018-07-02 mtklein@chromium.org make skcms buildable as c++ The AutoRoll server is located here: https://skcms-skia-roll.skia.org Documentation for the AutoRoller is here: https://skia.googlesource.com/buildbot/+/master/autoroll/README.md If the roll is causing failures, please contact the current sheriff, who should be CC'd on the roll, and stop the roller if necessary. CQ_INCLUDE_TRYBOTS=master.tryserver.blink:linux_trusty_blink_rel TBR=ethannicholas@google.com Change-Id: I5c9b29c5d8fcc3d8e3bf64ecd1ab24cac86b5d01 Reviewed-on: https://skia-review.googlesource.com/138954 Commit-Queue: skcms-skia-autoroll <skcms-skia-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com> Reviewed-by: skcms-skia-autoroll <skcms-skia-autoroll@skia-buildbots.google.com.iam.gserviceaccount.com>
52 lines
1.6 KiB
C
52 lines
1.6 KiB
C
/*
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* Copyright 2018 Google Inc.
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*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#pragma once
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// skcms_internal.h contains APIs shared by skcms' internals and its test tools.
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// Please don't use this header from outside the skcms repo.
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#include "skcms.h"
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#include <stdbool.h>
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// ~~~~ General Helper Macros ~~~~
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#define ARRAY_COUNT(arr) (int)(sizeof((arr)) / sizeof(*(arr)))
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// ~~~~ skcms_TransferFunction ~~~~
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float skcms_TransferFunction_eval (const skcms_TransferFunction*, float);
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bool skcms_TransferFunction_invert(const skcms_TransferFunction*, skcms_TransferFunction*);
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// ~~~~ skcms_ICCProfile ~~~~
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bool skcms_GetCHAD(const skcms_ICCProfile* profile, skcms_Matrix3x3* m);
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// 252 of a random shuffle of all possible bytes.
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// 252 is evenly divisible by 3 and 4. Only 192, 10, 241, and 43 are missing.
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// Used for ICC profile equivalence testing.
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extern const uint8_t skcms_252_random_bytes[252];
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// ~~~~ Linear Algebra ~~~~
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// It is _not_ safe to alias the pointers to invert in-place.
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bool skcms_Matrix3x3_invert(const skcms_Matrix3x3*, skcms_Matrix3x3*);
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skcms_Matrix3x3 skcms_Matrix3x3_concat(const skcms_Matrix3x3* A, const skcms_Matrix3x3* B);
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// ~~~~ Portable Math ~~~~
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static inline float floorf_(float x) {
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float roundtrip = (float)((int)x);
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return roundtrip > x ? roundtrip - 1 : roundtrip;
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}
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static inline float fabsf_(float x) { return x < 0 ? -x : x; }
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float powf_(float, float);
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#ifdef __cplusplus
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}
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#endif
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