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Diffstat (limited to 'src/system/Qt3DSMatrix.h')
| -rw-r--r-- | src/system/Qt3DSMatrix.h | 146 |
1 files changed, 146 insertions, 0 deletions
diff --git a/src/system/Qt3DSMatrix.h b/src/system/Qt3DSMatrix.h new file mode 100644 index 0000000..4ef7442 --- /dev/null +++ b/src/system/Qt3DSMatrix.h @@ -0,0 +1,146 @@ +/**************************************************************************** +** +** 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 { + +//============================================================================== +// Forwards +//============================================================================== +class RuntimeVector3; + +//============================================================================== +/** + * A row major matrix for 3D transformation. + * + * Matrix[row][column] +@code + | 0 1 2 3 | or | 00 01 02 03 | or | Xx Xy Xz w | + | 4 5 6 7 | | 10 11 12 13 | | Yx Yy Yz w | + | 8 9 A B | | 20 21 22 23 | | Zx Zy Zz w | + | C D E F | | 30 31 32 33 | | Tx Ty Tz w | +@endcode + * Rotations are concatenated in the the following order: YXZ + * All rotations are clockwise when viewed down the positive axis + * towards the origin. + */ +class RuntimeMatrix +{ + //============================================================================== + // Enumerations + //============================================================================== +public: + enum ERotationOrder { + ROTATIONORDER_XYZ = 0, + ROTATIONORDER_YZX, + ROTATIONORDER_ZXY, + ROTATIONORDER_XZY, + ROTATIONORDER_YXZ, + ROTATIONORDER_ZYX, + + ROTATIONORDER_XYZR, + ROTATIONORDER_YZXR, + ROTATIONORDER_ZXYR, + ROTATIONORDER_XZYR, + ROTATIONORDER_YXZR, + ROTATIONORDER_ZYXR + }; + + enum EOrientation { ORIENTATION_LEFT_HANDED = 0, ORIENTATION_RIGHT_HANDED }; + + //============================================================================== + // Constants + //============================================================================== +public: + static const RuntimeMatrix IDENTITY; ///< Enabling fast initialization from static identity matrix + + //============================================================================== + // Fields + //============================================================================== +public: + FLOAT m_Data[4][4]; ///< 16 elements in a 4 x 4 + + //============================================================================== + // Methods + //============================================================================== +public: // Construction + RuntimeMatrix(const BOOL inInitializeIdentity = true); + RuntimeMatrix(const RuntimeMatrix &inMatrix); + RuntimeMatrix(const FLOAT inComponents[4][4]); + +public: // Initialization + RuntimeMatrix &Zero(); + RuntimeMatrix &Identity(); + + RuntimeMatrix &Set(const RuntimeMatrix &inMatrix); + RuntimeMatrix &Set(const FLOAT inComponents[4][4]); + RuntimeMatrix &Set(const RuntimeVector3 &inTranslation, const RuntimeVector3 &inRotation, const RuntimeVector3 &inScale, + const RuntimeVector3 &inPivot, const UINT8 inRotationOrder, + const UINT8 inCoordinateSystem); + + RuntimeMatrix &SetTranslate(const RuntimeVector3 &inTranslate); + RuntimeMatrix &SetRotate(const RuntimeVector3 &inRotation, const UINT8 inRotationOrder = ROTATIONORDER_XYZ, + const UINT8 inCoordinateSystem = ORIENTATION_LEFT_HANDED); + RuntimeMatrix &SetScale(const RuntimeVector3 &inScale); + +public: // Functions + BOOL IsIdentity() const; + BOOL IsAffine() const; + RuntimeMatrix &Translate(const RuntimeVector3 &inTranslate); + RuntimeMatrix &Scale(const RuntimeVector3 &inScale); + RuntimeMatrix &Transpose(); + FLOAT Invert(); + RuntimeMatrix &MultiplyAffine(const RuntimeMatrix &inMatrix); + RuntimeMatrix &Multiply(const RuntimeMatrix &inMatrix); + RuntimeMatrix &FlipCoordinateSystem(); + RuntimeMatrix &CloneRotation(const RuntimeMatrix &inMatrix, BOOL inMirrorFlag = false); + FLOAT SquareDistance(const RuntimeMatrix &inMatrix) const; + +public: // Operators + RuntimeMatrix &operator=(const RuntimeMatrix &inMatrix); + BOOL operator==(const RuntimeMatrix &inMatrix) const; + BOOL operator!=(const RuntimeMatrix &inMatrix) const; + +public: // Script based accessors + inline FLOAT Get(const INT32 inRow, const INT32 inColumn) const + { + return m_Data[inRow][inColumn]; + } + inline void Set(const INT32 inRow, const INT32 inColumn, const FLOAT inValue) + { + m_Data[inRow][inColumn] = inValue; + } +}; + +} // namespace Q3DStudio |