/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*- /* * vector3.cpp * Copyright (C) Andrew Tridgell 2012 * * This file 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 3 of the License, or * (at your option) any later version. * * This file 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 this program. If not, see . */ #include "AP_Math.h" template float Vector2::length(void) const { return pythagorous2(x, y); } // dot product template T Vector2::operator *(const Vector2 &v) const { return x*v.x + y*v.y; } template Vector2 &Vector2::operator *=(const T num) { x*=num; y*=num; return *this; } template Vector2 &Vector2::operator /=(const T num) { x /= num; y /= num; return *this; } template Vector2 &Vector2::operator -=(const Vector2 &v) { x -= v.x; y -= v.y; return *this; } template bool Vector2::is_nan(void) const { return isnan(x) || isnan(y); } template bool Vector2::is_inf(void) const { return isinf(x) || isinf(y); } template Vector2 &Vector2::operator +=(const Vector2 &v) { x+=v.x; y+=v.y; return *this; } template Vector2 Vector2::operator /(const T num) const { return Vector2(x/num, y/num); } template Vector2 Vector2::operator *(const T num) const { return Vector2(x*num, y*num); } template Vector2 Vector2::operator -(const Vector2 &v) const { return Vector2(x-v.x, y-v.y); } template Vector2 Vector2::operator +(const Vector2 &v) const { return Vector2(x+v.x, y+v.y); } template Vector2 Vector2::operator -(void) const { return Vector2(-x,-y); } template bool Vector2::operator ==(const Vector2 &v) const { return (x==v.x && y==v.y); } template bool Vector2::operator !=(const Vector2 &v) const { return (x!=v.x && y!=v.y); } template float Vector2::angle(const Vector2 &v2) const { return acosf(((*this)*v2) / (this->length()*v2.length())); } // only define for float template float Vector2::length(void) const; template float Vector2::operator *(const Vector2 &v) const; template Vector2 &Vector2::operator *=(const float num); template Vector2 &Vector2::operator /=(const float num); template Vector2 &Vector2::operator -=(const Vector2 &v); template Vector2 &Vector2::operator +=(const Vector2 &v); template Vector2 Vector2::operator /(const float num) const; template Vector2 Vector2::operator *(const float num) const; template Vector2 Vector2::operator +(const Vector2 &v) const; template Vector2 Vector2::operator -(const Vector2 &v) const; template Vector2 Vector2::operator -(void) const; template bool Vector2::operator ==(const Vector2 &v) const; template bool Vector2::operator !=(const Vector2 &v) const; template bool Vector2::is_nan(void) const; template bool Vector2::is_inf(void) const; template float Vector2::angle(const Vector2 &v) const;