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Coin / include / Inventor / SoRenderManager.h

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Lars J. Aas b391526 
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Lars J. Aas 34d4146 
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Lars J. Aas 34d4146 
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Tom Fredrik Blen… 4be27d9 

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Lars J. Aas 34d4146 
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Tom Fredrik Blen… 903a9bf 

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Terje Wiesener 906681a 

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Lars J. Aas 34d4146 
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Lars J. Aas 34d4146 
Frode Øijord 4c93911 





Lars J. Aas 34d4146 
Frode Øijord 4c93911 

Peder Blekken c0b2b74 






Lars J. Aas b391526 
Frode Øijord 4c93911 

Lars J. Aas b391526 
Frode Øijord 4c93911 
Lars J. Aas 34d4146 
Frode Øijord 4c93911 
#ifndef COIN_SORENDERMANAGER_H
#define COIN_SORENDERMANAGER_H

/**************************************************************************\
 * Copyright (c) Kongsberg Oil & Gas Technologies AS
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
 * met:
 * 
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 * 
 * Neither the name of the copyright holder nor the names of its
 * contributors may be used to endorse or promote products derived from
 * this software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
\**************************************************************************/

#include <Inventor/SbColor4f.h>
#include <Inventor/SbVec2s.h>
#include <Inventor/actions/SoGLRenderAction.h>

class SbViewportRegion;
class SoEvent;
class SoGLRenderAction;
class SoAudioRenderAction;
class SoNode;
class SoCamera;
class SoNodeSensor;
class SoOneShotSensor;
class SoSensor;
class SoRenderManagerP;

typedef void SoRenderManagerRenderCB(void * userdata, class SoRenderManager * mgr);

class COIN_DLL_API SoRenderManager {
public:

  class COIN_DLL_API Superimposition {
  public:
    enum StateFlags {
      ZBUFFERON    = 0x0001,
      CLEARZBUFFER = 0x0002,
      AUTOREDRAW   = 0x0004,
      BACKGROUND   = 0x0008
    };

    Superimposition(SoNode * scene,
                    SbBool enabled,
                    SoRenderManager * manager,
                    uint32_t flags);
    ~Superimposition();

    void render(SoGLRenderAction * action, SbBool clearcolorbuffer = FALSE);
    void setEnabled(SbBool yes);
    int getStateFlags(void) const;
    void setTransparencyType(SoGLRenderAction::TransparencyType transparencytype);

  private:
    static void changeCB(void * data, SoSensor * sensor);
    class SuperimpositionP * pimpl;
  };

  enum RenderMode {
    AS_IS,
    WIREFRAME,
    POINTS,
    WIREFRAME_OVERLAY,
    HIDDEN_LINE,
    BOUNDING_BOX
  };

  enum StereoMode {
    MONO,
    ANAGLYPH,
    SEPARATE_OUTPUT,
    QUAD_BUFFER = SEPARATE_OUTPUT,
    INTERLEAVED_ROWS,
    INTERLEAVED_COLUMNS
  };

  enum BufferType {
    BUFFER_SINGLE,
    BUFFER_DOUBLE
  };

  enum AutoClippingStrategy {
    NO_AUTO_CLIPPING,
    FIXED_NEAR_PLANE,
    VARIABLE_NEAR_PLANE
  };

  SoRenderManager(void);
  virtual ~SoRenderManager();

  virtual void render(const SbBool clearwindow = TRUE,
                      const SbBool clearzbuffer = TRUE);

  virtual void render(SoGLRenderAction * action,
                      const SbBool initmatrices = TRUE,
                      const SbBool clearwindow = TRUE,
                      const SbBool clearzbuffer = TRUE);

  Superimposition * addSuperimposition(SoNode * scene,
                                       uint32_t flags =
                                       Superimposition::AUTOREDRAW |
                                       Superimposition::ZBUFFERON  |
                                       Superimposition::CLEARZBUFFER);
  void removeSuperimposition(Superimposition * s);

  virtual void setSceneGraph(SoNode * const sceneroot);
  virtual SoNode * getSceneGraph(void) const;

  void setCamera(SoCamera * camera);
  SoCamera * getCamera(void) const;

  void setAutoClipping(AutoClippingStrategy autoclipping);
  AutoClippingStrategy getAutoClipping(void) const;
  void setNearPlaneValue(float value);
  float getNearPlaneValue(void) const;
  void setTexturesEnabled(const SbBool onoff);
  SbBool isTexturesEnabled(void) const;
  void setDoubleBuffer(const SbBool enable);
  SbBool isDoubleBuffer(void) const;
  void setRenderMode(const RenderMode mode);
  RenderMode getRenderMode(void) const;
  void setStereoMode(const StereoMode mode);
  StereoMode getStereoMode(void) const;
  void setStereoOffset(const float offset);
  float getStereoOffset(void) const;

  void setRenderCallback(SoRenderManagerRenderCB * f,
                         void * const userData = NULL);

  SbBool isAutoRedraw(void) const;
  void setRedrawPriority(const uint32_t priority);
  uint32_t getRedrawPriority(void) const;

  void scheduleRedraw(void);
  void setWindowSize(const SbVec2s & newsize);
  const SbVec2s & getWindowSize(void) const;
  void setSize(const SbVec2s & newsize);
  const SbVec2s & getSize(void) const;
  void setOrigin(const SbVec2s & newOrigin);
  const SbVec2s & getOrigin(void) const;
  void setViewportRegion(const SbViewportRegion & newRegion);
  const SbViewportRegion & getViewportRegion(void) const;
  void setBackgroundColor(const SbColor4f & color);
  const SbColor4f & getBackgroundColor(void) const;
  void setOverlayColor(const SbColor4f & color);
  SbColor4f getOverlayColor(void) const;
  void setBackgroundIndex(const int index);
  int getBackgroundIndex(void) const;
  void setRGBMode(const SbBool onOrOff);
  SbBool isRGBMode(void) const;
  virtual void activate(void);
  virtual void deactivate(void);

  void setAntialiasing(const SbBool smoothing, const int numPasses);
  void getAntialiasing(SbBool & smoothing, int & numPasses) const;
  void setGLRenderAction(SoGLRenderAction * const action);
  SoGLRenderAction * getGLRenderAction(void) const;
  void setAudioRenderAction(SoAudioRenderAction * const action);
  SoAudioRenderAction * getAudioRenderAction(void) const;

  static void enableRealTimeUpdate(const SbBool flag);
  static SbBool isRealTimeUpdateEnabled(void);
  static uint32_t getDefaultRedrawPriority(void);

  void addPreRenderCallback(SoRenderManagerRenderCB * cb, void * data);
  void removePreRenderCallback(SoRenderManagerRenderCB * cb, void * data);

  void addPostRenderCallback(SoRenderManagerRenderCB * cb, void * data);
  void removePostRenderCallback(SoRenderManagerRenderCB * cb, void * data);

  void reinitialize(void);

protected:
  int isActive(void) const;
  void redraw(void);

  void renderScene(SoGLRenderAction * action,
                   SoNode * scene,
                   uint32_t clearmask);

  void actuallyRender(SoGLRenderAction * action,
                      const SbBool initmatrices = TRUE,
                      const SbBool clearwindow = TRUE,
                      const SbBool clearzbuffer = TRUE);

  void renderSingle(SoGLRenderAction * action,
                    SbBool initmatrices,
                    SbBool clearwindow,
                    SbBool clearzbuffer);

  void renderStereo(SoGLRenderAction * action,
                    SbBool initmatrices,
                    SbBool clearwindow,
                    SbBool clearzbuffer);

  void initStencilBufferForInterleavedStereo(void);
  void clearBuffers(SbBool color, SbBool depth);

private:
  void attachRootSensor(SoNode * const sceneroot);
  void attachClipSensor(SoNode * const sceneroot);
  void detachRootSensor(void);
  void detachClipSensor(void);
  static void nodesensorCB(void * data, SoSensor *);
  static void prerendercb(void * userdata, SoGLRenderAction * action);

  SoRenderManagerP * pimpl;
  friend class SoRenderManagerP;
  friend class SoSceneManager;
  friend class Superimposition;

}; // SoRenderManager

#endif // !COIN_SORENDERMANAGER_H