FGFS-4.1/OpenSceneGraph
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Attached ImpostorSpriteManager to the CullVisitor.

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This commit is contained in:
Robert Osfield
2005-07-23 15:21:18 +00:00
parent 69efae505b
commit 06d3d869f3
1 changed files with 10 additions and 3 deletions
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13
src/osgSim/Impostor.cpp
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@@ -188,12 +188,19 @@ void Impostor::traverse(osg::NodeVisitor& nv)
}
}
static osg::ref_ptr<osgSim::ImpostorSpriteManager> s_impostorSpriteManager = new osgSim::ImpostorSpriteManager;
ImpostorSprite* Impostor::createImpostorSprite(osgUtil::CullVisitor* cv)
{
unsigned int contextID = cv->getState() ? cv->getState()->getContextID() : 0;
osgSim::ImpostorSpriteManager* impostorSpriteManager = dynamic_cast<osgSim::ImpostorSpriteManager*>(cv->getUserData());
if (!impostorSpriteManager)
{
impostorSpriteManager = new osgSim::ImpostorSpriteManager;
cv->setUserData(impostorSpriteManager);
}
// default to true right now, will dertermine if perspective from the
// projection matrix...
bool isPerspectiveProjection = true;
@@ -325,7 +332,7 @@ ImpostorSprite* Impostor::createImpostorSprite(osgUtil::CullVisitor* cv)
// into account the new camera orientation.
cv->pushModelViewMatrix(rotate_matrix);
osg::StateSet* localPreRenderState = s_impostorSpriteManager->createOrReuseStateSet();
osg::StateSet* localPreRenderState = impostorSpriteManager->createOrReuseStateSet();
cv->pushStateSet(localPreRenderState);
@@ -413,7 +420,7 @@ ImpostorSprite* Impostor::createImpostorSprite(osgUtil::CullVisitor* cv)
// create the impostor sprite.
ImpostorSprite* impostorSprite =
s_impostorSpriteManager->createOrReuseImpostorSprite(new_s,new_t,cv->getTraversalNumber()-cv->getNumberOfFrameToKeepImpostorSprites());
impostorSpriteManager->createOrReuseImpostorSprite(new_s,new_t,cv->getTraversalNumber()-cv->getNumberOfFrameToKeepImpostorSprites());
if (impostorSprite==NULL)
{