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/*
* Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
#ifndef CURVE_H
#define CURVE_H
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
jfloat ax, ay, bx, by, cx, cy, dx, dy;
jfloat dax, day, dbx, dby;
} Curve;
extern void Curve_set(Curve *pCurve, jfloat points[], jint type);
extern void Curve_setquad(Curve *pCurve,
jfloat x1, jfloat y1,
jfloat x2, jfloat y2,
jfloat x3, jfloat y3);
extern void Curve_setcubic(Curve *pCurve,
jfloat x1, jfloat y1,
jfloat x2, jfloat y2,
jfloat x3, jfloat y3,
jfloat x4, jfloat y4);
extern jint Curve_dxRoots(Curve *pCurve, jfloat roots[], jint off);
extern jint Curve_dyRoots(Curve *pCurve, jfloat roots[], jint off);
extern jint Curve_infPoints(Curve *pCurve, jfloat pts[], jint off);
extern jint Curve_rootsOfROCMinusW(Curve *pCurve,
jfloat roots[], jint off,
const jfloat w, const jfloat err);
#ifdef __cplusplus
}
#endif
#endif /* CURVE_H */
