OpenSceneGraph/include/osg/ComputeDispatch
2017-11-28 20:38:54 +01:00

54 lines
2.0 KiB
C++

/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2014 Robert Osfield
* Copyright (C) 2017 Julien Valentin
*
* This library is open source and may be redistributed and/or modified under
* the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or
* (at your option) any later version. The full license is in LICENSE file
* included with this distribution, and on the openscenegraph.org website.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* OpenSceneGraph Public License for more details.
*/
#ifndef OSG_COMPUTEDISPATCH
#define OSG_COMPUTEDISPATCH 1
#include <osg/Export>
#include <osg/Geometry>
namespace osg{
class OSG_EXPORT ComputeDispatch : public osg::Drawable
{
public:
ComputeDispatch(GLint numGroupsX=0, GLint numGroupsY=0, GLint numGroupsZ=0 ):
Drawable(),
_numGroupsX(numGroupsX),
_numGroupsY(numGroupsY),
_numGroupsZ(numGroupsZ)
{}
ComputeDispatch(const ComputeDispatch&,const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
META_Node(osg, ComputeDispatch);
virtual void compileGLObjects(RenderInfo& renderInfo) const {return;}
virtual VertexArrayState* createVertexArrayState(RenderInfo& renderInfo) const { return 0; }
virtual void drawImplementation(RenderInfo& renderInfo) const;
/** Set/get compute shader work groups */
void setComputeGroups( GLint numGroupsX, GLint numGroupsY, GLint numGroupsZ ) { _numGroupsX=numGroupsX,_numGroupsY=numGroupsY, _numGroupsZ=numGroupsZ; }
void getComputeGroups( GLint& numGroupsX, GLint& numGroupsY, GLint& numGroupsZ ) const{ numGroupsX=_numGroupsX; numGroupsY=_numGroupsY; numGroupsZ=_numGroupsZ; }
protected:
GLint _numGroupsX, _numGroupsY, _numGroupsZ;
};
}
#endif