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SbVec4s.h

00001 #ifndef COIN_SBVEC4S_H
00002 #define COIN_SBVEC4S_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) 1998-2007 by Systems in Motion.  All rights reserved.
00008  *
00009  *  This library is free software; you can redistribute it and/or
00010  *  modify it under the terms of the GNU General Public License
00011  *  ("GPL") version 2 as published by the Free Software Foundation.
00012  *  See the file LICENSE.GPL at the root directory of this source
00013  *  distribution for additional information about the GNU GPL.
00014  *
00015  *  For using Coin with software that can not be combined with the GNU
00016  *  GPL, and for taking advantage of the additional benefits of our
00017  *  support services, please contact Systems in Motion about acquiring
00018  *  a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 #include <Inventor/SbBasic.h>
00028 #include <Inventor/system/inttypes.h>
00029 #ifndef NDEBUG
00030 #include <Inventor/errors/SoDebugError.h>
00031 #endif // !NDEBUG
00032 
00033 class SbVec4us;
00034 class SbVec4b;
00035 class SbVec4i32;
00036 
00037 class COIN_DLL_API SbVec4s {
00038 public:
00039   SbVec4s(void) { }
00040   SbVec4s(const short v[4]) { vec[0] = v[0]; vec[1] = v[1]; vec[2] = v[2]; vec[3] = v[3]; }
00041   SbVec4s(short x, short y, short z, short w) { vec[0] = x; vec[1] = y; vec[2] = z; vec[3] = w; }
00042   explicit SbVec4s(const SbVec4us & v) { setValue(v); }
00043   explicit SbVec4s(const SbVec4b & v) { setValue(v); }
00044   explicit SbVec4s(const SbVec4i32 & v) { setValue(v); }
00045 
00046   SbVec4s & setValue(const short v[4]) { vec[0] = v[0]; vec[1] = v[1]; vec[2] = v[2]; vec[3] = v[3]; return *this; }
00047   SbVec4s & setValue(short x, short y, short z, short w) { vec[0] = x; vec[1] = y; vec[2] = z; vec[3] = w; return *this; }
00048   SbVec4s & setValue(const SbVec4s & v) { vec[0] = v[0]; vec[1] = v[1]; vec[2] = v[2]; vec[3] = v[3]; return *this; }
00049   SbVec4s & setValue(const SbVec4us & v);
00050   SbVec4s & setValue(const SbVec4b & v);
00051   SbVec4s & setValue(const SbVec4i32 & v);
00052 
00053   const short * getValue(void) const { return vec; }
00054   void getValue(short & x, short & y, short & z, short & w) const { x = vec[0]; y = vec[1]; z = vec[2]; w = vec[3]; }
00055 
00056   short & operator [] (int i) { return vec[i]; }
00057   const short & operator [] (int i) const { return vec[i]; }
00058 
00059   int32_t dot(const SbVec4s & v) const { return vec[0] * v[0] + vec[1] * v[1] + vec[2] * v[2] + vec[3] * v[3]; }
00060   void negate(void) { vec[0] = -vec[0]; vec[1] = -vec[1]; vec[2] = -vec[2]; vec[3] = -vec[3]; }
00061 
00062   SbVec4s & operator *= (int d) { vec[0] *= d; vec[1] *= d; vec[2] *= d; vec[3] *= d; return *this; }
00063   SbVec4s & operator *= (double d);
00064   SbVec4s & operator /= (int d) { SbDividerChk("SbVec4s::operator/=(int)", d); vec[0] /= d; vec[1] /= d; vec[2] /= d; vec[3] /= d; return *this; }
00065   SbVec4s & operator /= (double d) { SbDividerChk("SbVec4s::operator/=(double)", d); return operator *= (1.0 / d); }
00066   SbVec4s & operator += (const SbVec4s & v) { vec[0] += v[0]; vec[1] += v[1]; vec[2] += v[2]; vec[3] += v[3]; return *this; }
00067   SbVec4s & operator -= (const SbVec4s & v) { vec[0] -= v[0]; vec[1] -= v[1]; vec[2] -= v[2]; vec[3] -= v[3]; return *this; }
00068   SbVec4s operator - (void) const { return SbVec4s(-vec[0], -vec[1], -vec[2], -vec[3]); }
00069 
00070 protected:
00071   short vec[4];
00072 
00073 }; // SbVec4s
00074 
00075 COIN_DLL_API inline SbVec4s operator * (const SbVec4s & v, int d) {
00076   SbVec4s val(v); val *= d; return val;
00077 }
00078 
00079 COIN_DLL_API inline SbVec4s operator * (const SbVec4s & v, double d) {
00080   SbVec4s val(v); val *= d; return val;
00081 }
00082 
00083 COIN_DLL_API inline SbVec4s operator * (int d, const SbVec4s & v) {
00084   SbVec4s val(v); val *= d; return val;
00085 }
00086 
00087 COIN_DLL_API inline SbVec4s operator * (double d, const SbVec4s & v) {
00088   SbVec4s val(v); val *= d; return val;
00089 }
00090 
00091 COIN_DLL_API inline SbVec4s operator / (const SbVec4s & v, int d) {
00092   SbDividerChk("operator/(SbVec4s,int)", d);
00093   SbVec4s val(v); val /= d; return val;
00094 }
00095 
00096 COIN_DLL_API inline SbVec4s operator / (const SbVec4s & v, double d) {
00097   SbDividerChk("operator/(SbVec4s,double)", d);
00098   SbVec4s val(v); val /= d; return val;
00099 }
00100 
00101 COIN_DLL_API inline SbVec4s operator + (const SbVec4s & v1, const SbVec4s & v2) {
00102   SbVec4s v(v1); v += v2; return v;
00103 }
00104 
00105 COIN_DLL_API inline SbVec4s operator - (const SbVec4s & v1, const SbVec4s & v2) {
00106   SbVec4s v(v1); v -= v2; return v;
00107 }
00108 
00109 COIN_DLL_API inline int operator == (const SbVec4s & v1, const SbVec4s & v2) {
00110   return ((v1[0] == v2[0]) && (v1[1] == v2[1]) && (v1[2] == v2[2]) && (v1[3] == v2[3]));
00111 }
00112 
00113 COIN_DLL_API inline int operator != (const SbVec4s & v1, const SbVec4s & v2) {
00114   return !(v1 == v2);
00115 }
00116 
00117 #endif // !COIN_SBVEC4S_H

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