FGFS-4.1/OpenSceneGraph
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Promote PrimitiveSetIndirect's VBO to a target explicited DIBO (in order to benefit from BOSet queue management)

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This commit is contained in:
mp3butcher
2017-07-27 12:00:41 +02:00
parent 7606159a78
commit 104b2dfc72
5 changed files with 70 additions and 4 deletions
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22
include/osg/BufferObject
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@@ -635,6 +635,28 @@ class OSG_EXPORT ElementBufferObject : public BufferObject
virtual ~ElementBufferObject();
};
class OSG_EXPORT DrawIndirectBufferObject : public BufferObject
{
public:
DrawIndirectBufferObject();
/** Copy constructor using CopyOp to manage deep vs shallow copy.*/
DrawIndirectBufferObject(const DrawIndirectBufferObject& vbo,const CopyOp& copyop=CopyOp::SHALLOW_COPY);
META_Object(osg,DrawIndirectBufferObject);
unsigned int addArray(osg::Array* array);
void removeArray(osg::Array* array);
void setArray(unsigned int i, Array* array);
Array* getArray(unsigned int i);
const Array* getArray(unsigned int i) const;
protected:
virtual ~DrawIndirectBufferObject();
};
class Image;
class OSG_EXPORT PixelBufferObject : public BufferObject
{

4
include/osg/PrimitiveSetIndirect
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@@ -148,7 +148,7 @@ public:
inline void setIndirectCommandArray(IndirectCommandDrawElements*idc) {
_indirectCommandArray = idc;
if(!_indirectCommandArray->getBufferObject())
_indirectCommandArray->setBufferObject(new osg::VertexBufferObject());
_indirectCommandArray->setBufferObject(new osg::DrawIndirectBufferObject());
}
/// get command array of this indirect primitive set
inline IndirectCommandDrawElements* getIndirectCommandArray() { return _indirectCommandArray; }
@@ -656,7 +656,7 @@ public:
inline void setIndirectCommandArray(IndirectCommandDrawArrays*idc) {
_indirectCommandArray = idc;
if(!_indirectCommandArray->getBufferObject())
_indirectCommandArray->setBufferObject(new osg::VertexBufferObject());
_indirectCommandArray->setBufferObject(new osg::DrawIndirectBufferObject());
}
inline const IndirectCommandDrawArrays* getIndirectCommandArray() const {
return _indirectCommandArray;

2
include/osg/State
View File

@@ -600,7 +600,7 @@ class OSG_EXPORT State : public Referenced
}
else if (ibo != _currentDIBO)
{
_glBindBuffer(GL_DRAW_INDIRECT_BUFFER, ibo->getGLObjectID());
ibo->bindBuffer();
_currentDIBO = ibo;
}
}