OpenArena/vector.cpp

/***************************************************************************
 *   Copyright (C) 2001-2023 by Tom Hicks                                  *
 *   headhunter3@gmail.com                                                 *
 *                                                                         *
 *   This program 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.                                   *
 *                                                                         *
 *   This program 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, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.             *
 ***************************************************************************/
#include "vector.h"

namespace OpenArena {

Vec3d::Vec3d(const Vec3d& orig) {
  operator=(orig);
}

Vec3d::Vec3d(double xr, double zr) {
  x = (double)sin(90 - xr);
  y = (double)sin(xr);
  z = (double)(y * tan(zr));
}

Vec3d::Vec3d(double X, double Y, double Z) {
  x = X;
  y = Y;
  z = Z;
}

double Vec3d::lengthsquared() const {
  return (x * x + y * y + z * z);
}

double Vec3d::length() const {
  return (double)sqrt(lengthsquared());
}

void Vec3d::normalize() {
  x /= length();
  y /= length();
  z /= length();
}

void Vec3d::operator=(const Vec3d& v) {
  x = v.x;
  y = v.y;
  z = v.z;
}

Vec3d Vec3d::cross(const Vec3d& v) const {
  return Vec3d(y * v.z - z * v.y, z * v.x - x * v.z, x * v.y - y * v.x);
}

Vec3d Vec3d::operator*(const Vec3d& v) const {
  return Vec3d(y * v.z - z * v.y, z * v.x - x * v.z, x * v.y - y * v.x);
}

Vec3d Vec3d::operator+(const Vec3d& v) const {
  return Vec3d(x + v.x, y + v.y, z + v.z);
}

Vec3d Vec3d::operator*(double f) const {
  return Vec3d(x * f, y * f, z * f);
}

Vec3d Vec3d::operator-(const Vec3d& v) const {
  return Vec3d(x - v.x, y - v.y, z - v.z);
}

Vec3d Vec3d::operator/(double k) const {
  return Vec3d(x / k, y / k, z / k);
}

Vec3d Vec3d::normalized() const {
  return Vec3d(x / length(), y / length(), z / length());
}

Vec2f::Vec2f() {
  x = 0;
  y = 0;
}

Vec2f::Vec2f(const Vec2f& rtOp) {
  x = rtOp.x;
  y = rtOp.y;
}

Vec2f Vec2f::cross(const Vec2f& rtOp) const {
  return Vec2f(y - rtOp.y, rtOp.x - x);
}

double Vec2f::length() const {
  return sqrt(x * x + y * y);
}

double Vec2f::lengthsquared() const {
  return (x * x + y * y);
}

void Vec2f::normalize() {
  x /= (float)length();
  y /= (float)length();
}

Vec2f Vec2f::normalized() const {
  return Vec2f(x / length(), y / length());
}

Vec2f Vec2f::operator*(double rtOp) const {
  return Vec2f(x * rtOp, y * rtOp);
}

Vec2f Vec2f::operator+(const Vec2f& rtOp) const {
  return Vec2f(x + rtOp.x, y + rtOp.y);
}

Vec2f Vec2f::operator*(const Vec2f& rtOp) const {
  return Vec2f(x * rtOp.x, y * rtOp.y);
}

Vec2f Vec2f::operator-(const Vec2f& rtOp) const {
  return Vec2f(x - rtOp.x, y - rtOp.y);
}

Vec2f Vec2f::operator/(double rtOp) const {
  return Vec2f(x / rtOp, y / rtOp);
}

Vec2f Vec2f::operator=(const Vec2f& rtOp) {
  x = rtOp.x;
  y = rtOp.y;
  return Vec2f(x, y);
}

Vec2f::Vec2f(double X, double Y) {
  x = (float)X;
  y = (float)Y;
}

////////////
Vec2i::Vec2i() {
  x = 0;
  y = 0;
}

Vec2i::Vec2i(const Vec2i& rtOp) {
  x = rtOp.x;
  y = rtOp.y;
}

Vec2i Vec2i::cross(const Vec2i& rtOp) const {
  return Vec2i(y - rtOp.y, rtOp.x - x);
}

int Vec2i::length() const {
  return (int)sqrt((float)(x * x + y * y));
}

int Vec2i::lengthsquared() const {
  return (x * x + y * y);
}

void Vec2i::normalize() {
  x /= length();
  y /= length();
}

Vec2i Vec2i::normalized() const {
  return Vec2i(x / length(), y / length());
}

Vec2i Vec2i::operator*(int rtOp) const {
  return Vec2i(x * rtOp, y * rtOp);
}

Vec2i Vec2i::operator+(const Vec2i& rtOp) const {
  return Vec2i(x + rtOp.x, y + rtOp.y);
}

Vec2i Vec2i::operator*(const Vec2i& rtOp) const {
  return Vec2i(x * rtOp.x, y * rtOp.y);
}

Vec2i Vec2i::operator-(const Vec2i& rtOp) const {
  return Vec2i(x - rtOp.x, y - rtOp.y);
}

Vec2i Vec2i::operator/(int rtOp) const {
  return Vec2i(x / rtOp, y / rtOp);
}

Vec2i Vec2i::operator=(const Vec2i& rtOp) {
  x = rtOp.x;
  y = rtOp.y;
  return Vec2i(x, y);
}

Vec2i::Vec2i(int X, int Y) {
  x = X;
  y = Y;
}

bool Vec2i::operator==(const Vec2i& rtOp) const {
  return x == rtOp.x && y == rtOp.y;
}

bool Vec2i::operator!=(const Vec2i& rtOp) const {
  return !(x == rtOp.x && y == rtOp.y);
}
}  // End namespace OpenArena