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Diffstat (limited to 'intern/audaspace/intern/AUD_3DMath.h')
| -rw-r--r-- | intern/audaspace/intern/AUD_3DMath.h | 328 |
1 files changed, 0 insertions, 328 deletions
diff --git a/intern/audaspace/intern/AUD_3DMath.h b/intern/audaspace/intern/AUD_3DMath.h deleted file mode 100644 index 1b109ebee1e..00000000000 --- a/intern/audaspace/intern/AUD_3DMath.h +++ /dev/null @@ -1,328 +0,0 @@ -/* - * ***** BEGIN GPL LICENSE BLOCK ***** - * - * Copyright 2009-2011 Jörg Hermann Müller - * - * This file is part of AudaSpace. - * - * Audaspace is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * AudaSpace 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 for more details. - * - * You should have received a copy of the GNU General Public License - * along with Audaspace; if not, write to the Free Software Foundation, - * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * ***** END GPL LICENSE BLOCK ***** - */ - -/** \file audaspace/intern/AUD_3DMath.h - * \ingroup audaspaceintern - */ - - -#ifndef __AUD_3DMATH_H__ -#define __AUD_3DMATH_H__ - -#include <cmath> -#include <cstring> - -/** - * This class represents a 3 dimensional vector. - */ -class AUD_Vector3 -{ -private: - /** - * The vector components. - */ - union - { - float m_v[3]; - struct - { - float m_x; - float m_y; - float m_z; - }; - }; - -public: - /** - * Creates a new 3 dimensional vector. - * \param x The x component. - * \param y The y component. - * \param z The z component. - */ - inline AUD_Vector3(float x = 0, float y = 0, float z = 0) : - m_x(x), m_y(y), m_z(z) - { - } - - /** - * Retrieves the x component of the vector. - * \return The x component. - */ - inline const float& x() const - { - return m_x; - } - - /** - * Retrieves the y component of the vector. - * \return The y component. - */ - inline const float& y() const - { - return m_y; - } - - /** - * Retrieves the z component of the vector. - * \return The z component. - */ - inline const float& z() const - { - return m_z; - } - - /** - * Retrieves the components of the vector. - * \param destination Where the 3 float values should be saved to. - */ - inline void get(float* destination) const - { - memcpy(destination, m_v, sizeof(m_v)); - } - - /** - * Retrieves the components of the vector. - * \return The components as float[3]. - */ - inline float* get() - { - return m_v; - } - - /** - * Retrieves the components of the vector. - * \return The components as float[3]. - */ - inline const float* get() const - { - return m_v; - } - - /** - * Retrieves the length of the vector. - * \return The length of the vector. - */ - inline float length() const - { - return sqrt(m_x*m_x + m_y*m_y + m_z*m_z); - } - - /** - * Retrieves the cross product. - * \param op The second operand. - * \return The cross product of the two vectors. - */ - inline AUD_Vector3 cross(const AUD_Vector3& op) const - { - return AUD_Vector3(m_y * op.m_z - m_z * op.m_y, - m_z * op.m_x - m_x * op.m_z, - m_x * op.m_y - m_y * op.m_x); - } - - /** - * Retrieves the dot product. - * \param op The second operand. - * \return The dot product of the two vectors. - */ - inline float operator*(const AUD_Vector3& op) const - { - return m_x * op.m_x + m_y * op.m_y + m_z * op.m_z; - } - - /** - * Retrieves the product with a scalar. - * \param op The second operand. - * \return The scaled vector. - */ - inline AUD_Vector3 operator*(const float& op) const - { - return AUD_Vector3(m_x * op, m_y * op, m_z * op); - } - - /** - * Adds two vectors. - * \param op The second operand. - * \return The sum vector. - */ - inline AUD_Vector3 operator+(const AUD_Vector3& op) const - { - return AUD_Vector3(m_x + op.m_x, m_y + op.m_y, m_z + op.m_z); - } - - /** - * Subtracts two vectors. - * \param op The second operand. - * \return The difference vector. - */ - inline AUD_Vector3 operator-(const AUD_Vector3& op) const - { - return AUD_Vector3(m_x - op.m_x, m_y - op.m_y, m_z - op.m_z); - } - - /** - * Negates the vector. - * \return The vector facing in the opposite direction. - */ - inline AUD_Vector3 operator-() const - { - return AUD_Vector3(-m_x, -m_y, -m_z); - } - - /** - * Subtracts the second vector. - * \param op The second operand. - * \return The difference vector. - */ - inline AUD_Vector3& operator-=(const AUD_Vector3& op) - { - m_x -= op.m_x; - m_y -= op.m_y; - m_z -= op.m_z; - return *this; - } -}; - -/** - * This class represents a quaternion used for 3D rotations. - */ -class AUD_Quaternion -{ -private: - /** - * The quaternion components. - */ - union - { - float m_v[4]; - struct - { - float m_w; - float m_x; - float m_y; - float m_z; - }; - }; - -public: - /** - * Creates a new quaternion. - * \param w The w component. - * \param x The x component. - * \param y The y component. - * \param z The z component. - */ - inline AUD_Quaternion(float w = 1, float x = 0, float y = 0, float z = 0) : - m_w(w), m_x(x), m_y(y), m_z(z) - { - } - - /** - * Retrieves the w component of the quarternion. - * \return The w component. - */ - inline const float& w() const - { - return m_w; - } - - /** - * Retrieves the x component of the quarternion. - * \return The x component. - */ - inline const float& x() const - { - return m_x; - } - - /** - * Retrieves the y component of the quarternion. - * \return The y component. - */ - inline const float& y() const - { - return m_y; - } - - /** - * Retrieves the z component of the quarternion. - * \return The z component. - */ - inline const float& z() const - { - return m_z; - } - - /** - * Retrieves the components of the vector. - * \param destination Where the 4 float values should be saved to. - */ - inline void get(float* destination) const - { - memcpy(destination, m_v, sizeof(m_v)); - } - - /** - * Retrieves the components of the vector. - * \return The components as float[4]. - */ - inline float* get() - { - return m_v; - } - - /** - * Retrieves the components of the vector. - * \return The components as float[4]. - */ - inline const float* get() const - { - return m_v; - } - - /** - * When the quaternion represents an orientation, this returns the negative - * z axis vector. - * \return The negative z axis vector. - */ - inline AUD_Vector3 getLookAt() const - { - return AUD_Vector3(-2 * (m_w * m_y + m_x * m_z), - 2 * (m_x * m_w - m_z * m_y), - 2 * (m_x * m_x + m_y * m_y) - 1); - } - - /** - * When the quaternion represents an orientation, this returns the y axis - * vector. - * \return The y axis vector. - */ - inline AUD_Vector3 getUp() const - { - return AUD_Vector3(2 * (m_x * m_y - m_w * m_z), - 1 - 2 * (m_x * m_x + m_z * m_z), - 2 * (m_w * m_x + m_y * m_z)); - } -}; - -#endif //__AUD_3DMATH_H__ |