diff options
Diffstat (limited to 'Build/source/utils/asymptote/quaternion.h')
-rw-r--r-- | Build/source/utils/asymptote/quaternion.h | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/Build/source/utils/asymptote/quaternion.h b/Build/source/utils/asymptote/quaternion.h deleted file mode 100644 index f58a7445e52..00000000000 --- a/Build/source/utils/asymptote/quaternion.h +++ /dev/null @@ -1,114 +0,0 @@ -/**************************************************************************** - - quaternion.h - A quaternion class - - GLUI User Interface Toolkit (LGPL) - Copyright (c) 1998 Paul Rademacher - - --------------------------------------------------------------------- - - WWW: http://sourceforge.net/projects/glui/ - Forums: http://sourceforge.net/forum/?group_id=92496 - - This library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - This library 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 - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with this library; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - -*****************************************************************************/ - -#ifndef GLUI_QUATERNION_H -#define GLUI_QUATERNION_H - -#include "algebra3.h" -#include <cstdio> - -/* this line defines a new type: pointer to a function which returns a */ -/* float and takes as argument a float */ -typedef float (*V_FCT_PTR)(float); - -/**************************************************************** - * Quaternion * - ****************************************************************/ - -class quat -{ - /*protected: */ -public: - - vec3 v; /* vector component */ - float s; /* scalar component */ - - /*public: */ - - /* Constructors */ - - quat(); - quat(float x, float y, float z, float w); - quat(const vec3 &v, float s); - quat(float s, const vec3 &v); - quat(const float *d); /* copy from four-element float array */ - quat(const double *f); /* copy from four-element double array */ - quat(const quat &q); /* copy from other quat */ - - /* Assignment operators */ - - quat &operator = (const quat &v); /* assignment of a quat */ - quat &operator += (const quat &v); /* incrementation by a quat */ - quat &operator -= (const quat &v); /* decrementation by a quat */ - quat &operator *= (float d); /* multiplication by a constant */ - quat &operator /= (float d); /* division by a constant */ - - /* special functions */ - - float length() const; /* length of a quat */ - float length2() const; /* squared length of a quat */ - quat &normalize(); /* normalize a quat */ - quat &apply(V_FCT_PTR fct); /* apply a func. to each component */ - vec3 xform(const vec3 &v ); /* q*v*q-1 */ - mat4 to_mat4() const; - void set_angle(float f); /* set rot angle (degrees) */ - void scale_angle(float f); /* scale rot angle (degrees) */ - float get_angle() const; /* set rot angle (degrees) */ - vec3 get_axis() const; /* get axis */ - - void print( FILE *file, const char *name ) const; /* print to a file */ - - float &operator [] (int i); /* indexing */ - const float &operator [] (int i) const; /* indexing */ - - void set(float x, float y, float z); /* set quat */ - void set(const vec3 &v, float s); /* set quat */ - - /* friends */ - - friend quat operator - (const quat &v); /* -q1 */ - friend quat operator + (const quat &a, const quat &b); /* q1 + q2 */ - friend quat operator - (const quat &a, const quat &b); /* q1 - q2 */ - friend quat operator * (const quat &a, float d); /* q1 * 3.0 */ - friend quat operator * (float d, const quat &a); /* 3.0 * q1 */ - friend quat operator * (const quat &a, const quat &b); /* q1 * q2 */ - friend quat operator / (const quat &a, float d); /* q1 / 3.0 */ - friend int operator == (const quat &a, const quat &b); /* q1 == q2 ? */ - friend int operator != (const quat &a, const quat &b); /* q1 != q2 ? */ - friend void swap(quat &a, quat &b); /* swap q1 &q2 */ - /*friend quat min(const quat &a, const quat &b); -- min(q1, q2) */ - /*friend quat max(const quat &a, const quat &b); -- max(q1, q2) */ - friend quat prod(const quat &a, const quat &b); /* term by term mult*/ -}; - -/* Utility functions */ - -quat quat_identity(); /* Returns quaternion identity element */ -quat quat_slerp(const quat &from, const quat &to, float t); - -#endif |