17839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger/* 27839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger * Copyright 2012 Google Inc. 37839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger * 47839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger * Use of this source code is governed by a BSD-style license that can be 57839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger * found in the LICENSE file. 67839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger */ 77839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger#ifndef SkDQuarticRoot_DEFINED 87839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger#define SkDQuarticRoot_DEFINED 97839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger 107839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenbergerint SkReducedQuarticRoots(const double t4, const double t3, const double t2, const double t1, 117839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger const double t0, const bool oneHint, double s[4]); 127839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger 137839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenbergerint SkQuarticRootsReal(int firstCubicRoot, const double A, const double B, const double C, 147839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger const double D, const double E, double s[4]); 157839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger 167839ce1af63bf12fe7b3caa866970bbbb3afb13dDerek Sollenberger#endif 17