FGFS-4.1/OpenSceneGraph
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From Lionel Lagarde, "Support for paging and shared PBO"

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"The attached file contains:
- a per-context read counter in GLBufferObject::BufferEntry
- a global client counter in BufferData
- the glue between Texture* and Image client counter
"
This commit is contained in:
Robert Osfield
2013-06-27 16:44:32 +00:00
parent 57947ea75c
commit 9f13e2fcb9
10 changed files with 180 additions and 58 deletions
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27
src/osg/Texture3D.cpp
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@@ -42,17 +42,18 @@ Texture3D::Texture3D(Image* image):
Texture3D::Texture3D(const Texture3D& text,const CopyOp& copyop):
Texture(text,copyop),
_image(copyop(text._image.get())),
_textureWidth(text._textureWidth),
_textureHeight(text._textureHeight),
_textureDepth(text._textureDepth),
_numMipmapLevels(text._numMipmapLevels),
_subloadCallback(text._subloadCallback)
{
setImage(copyop(text._image.get()));
}
Texture3D::~Texture3D()
{
{
setImage(NULL);
}
int Texture3D::compare(const StateAttribute& sa) const
@@ -108,10 +109,15 @@ void Texture3D::setImage(Image* image)
{
if (_image == image) return;
if (_image.valid() && _image->requiresUpdateCall())
if (_image.valid())
{
setUpdateCallback(0);
setDataVariance(osg::Object::STATIC);
_image->removeClient(this);
if (_image->requiresUpdateCall())
{
setUpdateCallback(0);
setDataVariance(osg::Object::STATIC);
}
}
// delete old texture objects.
@@ -121,10 +127,15 @@ void Texture3D::setImage(Image* image)
_image = image;
if (_image.valid() && _image->requiresUpdateCall())
if (_image.valid())
{
setUpdateCallback(new Image::UpdateCallback());
setDataVariance(osg::Object::DYNAMIC);
_image->addClient(this);
if (_image->requiresUpdateCall())
{
setUpdateCallback(new Image::UpdateCallback());
setDataVariance(osg::Object::DYNAMIC);
}
}
}