OSGMatrixCamera.cpp
Go to the documentation of this file.00001 /*---------------------------------------------------------------------------*\ 00002 * OpenSG * 00003 * * 00004 * * 00005 * Copyright (C) 2000-2002 by the OpenSG Forum * 00006 * * 00007 * www.opensg.org * 00008 * * 00009 * contact: dirk@opensg.org, gerrit.voss@vossg.org, jbehr@zgdv.de * 00010 * * 00011 \*---------------------------------------------------------------------------*/ 00012 /*---------------------------------------------------------------------------*\ 00013 * License * 00014 * * 00015 * This library is free software; you can redistribute it and/or modify it * 00016 * under the terms of the GNU Library General Public License as published * 00017 * by the Free Software Foundation, version 2. * 00018 * * 00019 * This library is distributed in the hope that it will be useful, but * 00020 * WITHOUT ANY WARRANTY; without even the implied warranty of * 00021 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00022 * Library General Public License for more details. * 00023 * * 00024 * You should have received a copy of the GNU Library General Public * 00025 * License along with this library; if not, write to the Free Software * 00026 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * 00027 * * 00028 \*---------------------------------------------------------------------------*/ 00029 /*---------------------------------------------------------------------------*\ 00030 * Changes * 00031 * * 00032 * * 00033 * * 00034 * * 00035 * * 00036 * * 00037 \*---------------------------------------------------------------------------*/ 00038 00039 //--------------------------------------------------------------------------- 00040 // Includes 00041 //--------------------------------------------------------------------------- 00042 00043 #include <cstdlib> 00044 #include <cstdio> 00045 00046 #include "OSGConfig.h" 00047 00048 #include "OSGMatrixCamera.h" 00049 00050 OSG_USING_NAMESPACE 00051 00052 // Documentation for this class is emited in the 00053 // OSGMatrixCameraBase.cpp file. 00054 // To modify it, please change the .fcd file (OSGMatrixCamera.fcd) and 00055 // regenerate the base file. 00056 00057 /***************************************************************************\ 00058 * Class methods * 00059 \***************************************************************************/ 00060 00061 /*-------------------------------------------------------------------------*\ 00062 - private - 00063 \*-------------------------------------------------------------------------*/ 00064 00065 void MatrixCamera::initMethod(InitPhase ePhase) 00066 { 00067 Inherited::initMethod(ePhase); 00068 } 00069 00070 /***************************************************************************\ 00071 * Instance methods * 00072 \***************************************************************************/ 00073 00074 /*------------- constructors & destructors --------------------------------*/ 00075 00076 MatrixCamera::MatrixCamera(void) : 00077 Inherited() 00078 { 00079 } 00080 00081 MatrixCamera::MatrixCamera(const MatrixCamera &source) : 00082 Inherited(source) 00083 { 00084 } 00085 00086 MatrixCamera::~MatrixCamera(void) 00087 { 00088 } 00089 00090 void MatrixCamera::changed(ConstFieldMaskArg whichField, 00091 UInt32 origin, 00092 BitVector details) 00093 { 00094 Inherited::changed(whichField, origin, details); 00095 } 00096 00097 /*------------------------------- dump ----------------------------------*/ 00098 00099 void MatrixCamera::dump( UInt32 OSG_CHECK_ARG(uiIndent), 00100 const BitVector OSG_CHECK_ARG(bvFlags)) const 00101 { 00102 SLOG << "Dump MatrixCamera NI" << std::endl; 00103 } 00104 00105 00106 void MatrixCamera::getProjection(Matrix& result, UInt32 OSG_CHECK_ARG(width), 00107 UInt32 OSG_CHECK_ARG(height)) 00108 { 00109 result = getProjectionMatrix(); 00110 } 00111 00112 void MatrixCamera::getViewing(Matrix& result, UInt32 OSG_CHECK_ARG(width), 00113 UInt32 OSG_CHECK_ARG(height)) 00114 { 00115 if(_sfUseBeacon.getValue() == true && _sfBeacon.getValue() != NULL) 00116 { 00117 getBeacon()->getToWorld(result); 00118 result.invert(); 00119 } 00120 else 00121 { 00122 result = getModelviewMatrix(); 00123 } 00124 } 00125
