Source/System/Window/Camera/OSGHeadTrackedStereoCameraDecorator.cpp

   1 /*---------------------------------------------------------------------------*\
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   5  *               Copyright (C) 2000-2013 by the OpenSG Forum                 *
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  12 /*---------------------------------------------------------------------------*\
  13  *                                License                                    *
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  15  * This library is free software; you can redistribute it and/or modify it   *
  16  * under the terms of the GNU Library General Public License as published    *
  17  * by the Free Software Foundation, version 2.                               *
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  19  * This library is distributed in the hope that it will be useful, but       *
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  22  * Library General Public License for more details.                          *
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  28 \*---------------------------------------------------------------------------*/
  29 /*---------------------------------------------------------------------------*\
  30  *                                Changes                                    *
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  34  *                                                                           *
  35  *                                                                           *
  36  *                                                                           *
  37 \*---------------------------------------------------------------------------*/
  38
  39 //---------------------------------------------------------------------------
  40 //  Includes
  41 //---------------------------------------------------------------------------
  42
  43 #include <cstdlib>
  44 #include <cstdio>
  45
  46 #define OSG_COMPILEEXTLIB
  47
  48 #include "OSGConfig.h"
  49 #include "OSGNode.h"
  50 #include "OSGHeadTrackedStereoCameraDecorator.h"
  51
  52 OSG_BEGIN_NAMESPACE
  53
  54 // Documentation for this class is emitted in the
  55 // HeadTrackedStereoCameraDecoratorBase.cpp file.
  56 // To modify it, please change the .fcd file (OSGHeadTrackedStereoCameraDecorator.fcd) and
  57 // regenerate the base file.
  58
  59 /***************************************************************************\
  60  *                           Class variables                               *
  61 \***************************************************************************/
  62
  63 /***************************************************************************\
  64  *                           Class methods                                 *
  65 \***************************************************************************/
  66
  67 void HeadTrackedStereoCameraDecorator::initMethod(InitPhase ePhase)
  68 {
  69     Inherited::initMethod(ePhase);
  70
  71     if(ePhase == TypeObject::SystemPost)
  72     {
  73     }
  74 }
  75
  76
  77 /***************************************************************************\
  78  *                           Instance methods                              *
  79 \***************************************************************************/
  80
  81 /*-------------------------------------------------------------------------*\
  82  -  private                                                                 -
  83 \*-------------------------------------------------------------------------*/
  84
  85 /*----------------------- constructors & destructors ----------------------*/
  86
  87 HeadTrackedStereoCameraDecorator::HeadTrackedStereoCameraDecorator(void) :
  88     Inherited()
  89 {
  90 }
  91
  92 HeadTrackedStereoCameraDecorator::HeadTrackedStereoCameraDecorator(const HeadTrackedStereoCameraDecorator &source) :
  93     Inherited(source)
  94 {
  95 }
  96
  97 HeadTrackedStereoCameraDecorator::~HeadTrackedStereoCameraDecorator(void)
  98 {
  99 }
 100
 101 /*----------------------------- class specific ----------------------------*/
 102
 103 void HeadTrackedStereoCameraDecorator::changed(ConstFieldMaskArg whichField,
 104                             UInt32            origin,
 105                             BitVector         details)
 106 {
 107     Inherited::changed(whichField, origin, details);
 108 }
 109
 110 void HeadTrackedStereoCameraDecorator::dump(      UInt32    ,
 111                          const BitVector ) const
 112 {
 113     SLOG << "Dump HeadTrackedStereoCameraDecorator NI" << std::endl;
 114 }
 115
 116 void HeadTrackedStereoCameraDecorator::getViewing(Matrix &result,
 117                                            UInt32  OSG_CHECK_ARG(width ),
 118                                            UInt32  OSG_CHECK_ARG(height))
 119 {
 120     Node *pUser = getUser();
 121
 122     if(pUser == NULL)
 123     {
 124         FWARNING(("HeadTrackedStereoCameraDecorator::getViewing: no user!\n"));
 125
 126         Camera *pCamera = getDecoratee();
 127
 128         if(pCamera == NULL)
 129         {
 130             result.setIdentity();
 131
 132             return;
 133         }
 134
 135         pCamera->getBeacon()->getToWorld(result);
 136
 137         result.invert();
 138     }
 139     else
 140     {
 141         pUser->getToWorld(result);
 142
 143         result.invert();
 144     }
 145 }
 146
 147 OSG_END_NAMESPACE