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Diffstat (limited to 'src/Runtime/ogl-runtime/src/system/Qt3DSCubicRoots.h')
m--------- | src/Runtime/ogl-runtime | 0 | ||||
-rw-r--r-- | src/Runtime/ogl-runtime/src/system/Qt3DSCubicRoots.h | 78 |
2 files changed, 0 insertions, 78 deletions
diff --git a/src/Runtime/ogl-runtime b/src/Runtime/ogl-runtime new file mode 160000 +Subproject 2025912174c4cf99270b7439ec3b021e1d089ae diff --git a/src/Runtime/ogl-runtime/src/system/Qt3DSCubicRoots.h b/src/Runtime/ogl-runtime/src/system/Qt3DSCubicRoots.h deleted file mode 100644 index b5ac0530..00000000 --- a/src/Runtime/ogl-runtime/src/system/Qt3DSCubicRoots.h +++ /dev/null @@ -1,78 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 1993-2009 NVIDIA Corporation. -** Copyright (C) 2017 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of Qt 3D Studio. -** -** $QT_BEGIN_LICENSE:GPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3 or (at your option) any later version -** approved by the KDE Free Qt Foundation. The licenses are as published by -** the Free Software Foundation and appearing in the file LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#pragma once - -//============================================================================== -// Namespace -//============================================================================== -namespace Q3DStudio { - -//============================================================================== -/** - * Wrapper class to functions that solve cubic equations. - * - * The function suite is taken from Graphics Gems: - * Roots3And4.c - * - * Utility functions to find cubic and quartic roots, - * coefficients are passed like this: - * - * c[0] + c[1]*x + c[2]*x^2 + c[3]*x^3 + c[4]*x^4 = 0 - * - * The functions return the number of non-complex roots and - * put the values into the s array. - * - * Author: Jochen Schwarze (schwarze@isa.de) - * - * Jan 26, 1990 Version for Graphics Gems - * Oct 11, 1990 Fixed sign problem for negative q's in SolveQuartic - * (reported by Mark Podlipec), - * Old-style function definitions, - * IsZero() as a macro - * Nov 23, 1990 Some systems do not declare acos() and cbrt() in - * <math.h>, though the functions exist in the library. - * If large coefficients are used, EQN_EPS should be - * reduced considerably (e.g. to 1E-30), results will be - * correct but multiple roots might be reported more - * than once. - */ -class CCubicRoots -{ - //============================================================================== - // Methods - //============================================================================== -public: - static INT32 SolveQuadric(FLOAT inConstants[3], FLOAT outSolutions[2]); - static INT32 SolveCubic(FLOAT inConstants[4], FLOAT outSolutions[3]); - // static int SolveQuartic( FLOAT c[5], FLOAT s[4] ); -}; - -} // namespace Q3DStudio |