GranularMergedBodyDrawableSprites.h

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/*
Copyright 2007-2025. Algoryx Simulation AB.
 
All AGX source code, intellectual property, documentation, sample code,
tutorials, scene files and technical white papers, are copyrighted, proprietary
and confidential material of Algoryx Simulation AB. You may not download, read,
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advised so by Algoryx Simulation AB for a time limited evaluation, or having purchased a
valid commercial license from Algoryx Simulation AB.
 
Algoryx Simulation AB disclaims all responsibilities for loss or damage caused
from using this software, unless otherwise stated in written agreements with
Algoryx Simulation AB.
*/
 
#ifndef AGXOSG_GRANULARMERGEDBODYDRAWABLESPRITES_H
#define AGXOSG_GRANULARMERGEDBODYDRAWABLESPRITES_H
 
#include <agx/PushDisableWarnings.h> // Disabling warnings. Include agx/PopDisableWarnings.h below!
#include <osg/Drawable>
#include <osgViewer/Viewer>
#include <osg/Version>
#include <agx/PopDisableWarnings.h> // End of disabled warnings.
 
#include <agxOSG/export.h>
#include <agx/Task.h>
#include <agx/observer_ptr.h>
#include <agxSDK/Simulation.h>
 
namespace agxOSG
{
  AGX_DECLARE_POINTER_TYPES(GranularMergedBodyDrawableSprites);
  class AGXOSG_EXPORT GranularMergedBodyDrawableSprites : public osg::Drawable
  {
 
  public:
    GranularMergedBodyDrawableSprites(agx::ParticleSystem* particleSystem);
 
    virtual osg::Object* cloneType() const { return new GranularMergedBodyDrawableSprites(m_particleSystem); }
    virtual osg::Object* clone(const osg::CopyOp&) const { return new GranularMergedBodyDrawableSprites(*this); }
    virtual bool isSameKindAs(const osg::Object* obj) const { return dynamic_cast<const GranularMergedBodyDrawableSprites *>(obj) != nullptr; }
    virtual const char* libraryName() const { return "agxOSG"; }
    virtual const char* className() const { return "GranularMergedBodyDrawableSprites"; }
 
 
# if OSG_VERSION_GREATER_OR_EQUAL(3,4,0)
    virtual osg::BoundingSphere computeBound() const;
    virtual osg::BoundingBox computeBoundingBox() const;
#else
    virtual osg::BoundingBox computeBound() const;
#endif
 
    virtual void drawImplementation(osg::RenderInfo& renderInfo) const;
 
    void setEnable(bool enable);
 
    bool getEnable() const;
 
    void updateMergedBodyDrawable();
 
    void addRigidBodyCallback(agxSDK::Simulation *, agx::RigidBody *body);
 
    void removeRigidBodyCallback(agxSDK::Simulation *, agx::RigidBody *body);
 
    void updateSimulation();
 
    bool hasParticleSystem() const;
 
  protected:
    virtual ~GranularMergedBodyDrawableSprites();
 
    // Variables
  protected:
 
    agxSDK::Simulation::RigidBodyEvent::CallbackType m_addRigidBodyCallback;
    agxSDK::Simulation::RigidBodyEvent::CallbackType m_removeRigidBodyCallback;
 
    mutable agxSDK::SimulationObserver  m_simulation;
    mutable agx::ParticleSystemObserver m_particleSystem;
 
    agx::TaskGroupRef m_renderTask;
    bool              m_enable;
    bool              m_hasGranularLicense;
 
    agxData::BufferRef m_verticesBuffer;
    agxData::BufferRef m_colorBuffer;
    agxData::BufferRef m_radiusBuffer;
 
    agx::HashTable<agx::RigidBody*, agx::Real> m_createdBodies;
  };
 
  AGX_FORCE_INLINE bool GranularMergedBodyDrawableSprites::getEnable() const { return m_enable; }
 
  AGX_FORCE_INLINE void GranularMergedBodyDrawableSprites::setEnable(bool enable) { m_enable = enable; }
 
  AGX_FORCE_INLINE bool agxOSG::GranularMergedBodyDrawableSprites::hasParticleSystem() const
  {
    return m_particleSystem != nullptr;
  }
 
}
 
#endif /* AGXOSG_PARTICLE_SYSTEMDRAWABLE_H */