FGFS-4.1/OpenSceneGraph
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added reference frame to TexGenNode

Browse Source
This commit is contained in:
Robert Osfield 2005-07-15 08:32:36 +00:00
parent ec5463c10d
commit cfac4c74bc
2 changed files with 28 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
include/osg/TexGenNode
View File

@ -33,6 +33,20 @@ class OSG_EXPORT TexGenNode : public Group
META_Node(osg, TexGenNode);
enum ReferenceFrame
{
RELATIVE_RF,
ABSOLUTE_RF
};
/** Set the TexGenNode's ReferenceFrame, either to be relative to its
* parent reference frame. */
void setReferenceFrame(ReferenceFrame rf);
/** Ge thte TexGenNode's ReferenceFrame.*/
ReferenceFrame getReferenceFrame() const { return _referenceFrame; }
/** Set the texture unit that this TexGenNode is associated with.*/
void setTextureUnit(unsigned int textureUnit) { _textureUnit = textureUnit; }
unsigned int getTextureUnit() const { return _textureUnit; }
@ -54,6 +68,8 @@ class OSG_EXPORT TexGenNode : public Group
unsigned int _textureUnit;
StateAttribute::GLModeValue _value;
osg::ref_ptr<TexGen> _texgen;
ReferenceFrame _referenceFrame;
};
}

16
src/osgUtil/CullVisitor.cpp
View File

@ -873,10 +873,17 @@ void CullVisitor::apply(TexGenNode& node)
StateSet* node_state = node.getStateSet();
if (node_state) pushStateSet(node_state);
RefMatrix& matrix = getModelViewMatrix();
addPositionedTextureAttribute(node.getTextureUnit(), &matrix,node.getTexGen());
if (node.getReferenceFrame()==osg::TexGenNode::RELATIVE_RF)
{
RefMatrix& matrix = getModelViewMatrix();
addPositionedTextureAttribute(node.getTextureUnit(), &matrix ,node.getTexGen());
}
else
{
addPositionedTextureAttribute(node.getTextureUnit(), 0 ,node.getTexGen());
}
handle_cull_callbacks_and_traverse(node);
// pop the node's state off the geostate stack.
@ -1028,6 +1035,7 @@ void CullVisitor::apply(osg::CameraNode& camera)
// push the node's state.
StateSet* node_state = camera.getStateSet();
if (node_state) pushStateSet(node_state);
if (camera.getReferenceFrame()==osg::Transform::ABSOLUTE_RF)
{
@ -1080,7 +1088,7 @@ void CullVisitor::apply(osg::CameraNode& camera)
rtts->setViewport( viewport );
// set up to charge the same RenderStageLighting is the parent previous stage.
rtts->setRenderStageLighting(previous_stage->getRenderStageLighting());
//rtts->setRenderStageLighting(previous_stage->getRenderStageLighting());
// record the render bin, to be restored after creation
// of the render to text