121 lines
4.8 KiB
C++
121 lines
4.8 KiB
C++
/****************************************************************************
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* Copyright (c) 2014 Bastiaan Veelo <Bastiaan a_t Veelo d_o_t net> *
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* Copyright (c) 2014 Jürgen Riegel <FreeCAD@juergen-riegel.net> *
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* *
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* All rights reserved. Contact me if the below is too restrictive for you. *
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* *
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* Redistribution and use in source and binary forms, with or without *
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* modification, are permitted provided that the following conditions are *
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* met: *
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* *
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* Redistributions of source code must retain the above copyright notice, *
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* this list of conditions and the following disclaimer. *
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* *
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* Redistributions in binary form must reproduce the above copyright *
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* notice, this list of conditions and the following disclaimer in the *
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* documentation and/or other materials provided with the distribution. *
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* *
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* Neither the name of the copyright holder nor the names of its *
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* contributors may be used to endorse or promote products derived from *
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* this software without specific prior written permission. *
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* *
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS *
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT *
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR *
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT *
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, *
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT *
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, *
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY *
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT *
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE *
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. *
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\****************************************************************************/
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#ifndef GUI_CoinRiftWidget
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#define GUI_CoinRiftWidget
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#if BUILD_VR
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// defines which method to use to render
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#define USE_SO_OFFSCREEN_RENDERER
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//#define USE_FRAMEBUFFER
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#ifdef USE_SO_OFFSCREEN_RENDERER
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# ifdef USE_FRAMEBUFFER
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# error "Mutually exclusive options defined."
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# endif
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#endif
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#include <algorithm>
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#include <QApplication>
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#include <QGLWidget>
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#include <QTimer>
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#include <QDebug>
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#include <Inventor/SoDB.h>
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#include <Inventor/SoInput.h>
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#ifdef USE_SO_OFFSCREEN_RENDERER
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# include <Inventor/SoOffscreenRenderer.h>
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#endif
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#ifdef USE_FRAMEBUFFER
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# include <Inventor/SoSceneManager.h>
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#endif
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#include <Inventor/nodes/SoSeparator.h>
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#include <Inventor/nodes/SoFrustumCamera.h>
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#include <Inventor/nodes/SoDirectionalLight.h>
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#include <OVR.h>
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#include <OVR_Kernel.h>
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#include <OVR_Version.h>
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//#include <OVR_CAPI_GL.h>
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#include <../Src/OVR_CAPI_GL.h>
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#include <../Src/CAPI/GL/CAPI_GL_Util.h> // For framebuffer functions.
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class CoinRiftWidget : public QGLWidget
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{
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ovrHmd hmd;
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//ovrHmdDesc hmdDesc;
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//ovrEyeType eyes[2];
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ovrEyeRenderDesc eyeRenderDesc[2];
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ovrTexture eyeTexture[2];
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#ifdef USE_FRAMEBUFFER
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GLuint frameBufferID[2], depthBufferID[2];
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// A SoSceneManager has a SoRenderManager to do the rendering -- should we not use SoRenderManager instead?
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// We are probably not that interested in events. SoSceneManager::setSceneGraph() searches for the camera
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// and sets it in SoRenderManager, but its is actually only used for built-in stereo rendering.
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// FIXME: We should probably eliminate that search...
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SoSceneManager *m_sceneManager;
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#endif
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#ifdef USE_SO_OFFSCREEN_RENDERER
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SoOffscreenRenderer *renderer;
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#endif
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SoSeparator *rootScene[2];
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SoFrustumCamera *camera[2];
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SoNode *scene;
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public:
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explicit CoinRiftWidget();
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~CoinRiftWidget();
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virtual void setSceneGraph(SoNode *sceneGraph);
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void setBase(const SbVec3f &pos){basePosition=pos;}
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void setBackgroundColor(const SbColor &Col);
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SbVec3f basePosition;
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SbRotation baseOrientation;
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protected:
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void handlingSafetyWarning(void);
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void initializeGL();
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void paintGL();
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void resizeGL(int width, int height);
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SbColor BackgroundColor;
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SoTranslation *lightTranslation;
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};
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#endif //BUILD_VR
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#endif // GUI_CoinRiftWidget
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