/**
* Template method disables depth testing and/or writing to the depth buffer if the
* shouldDisableDepthTest and shouldDisableDepthMask property is set to YES, respectively,
* and set the depth function.
*/
void CC3MeshNode::configureDepthTesting( CC3NodeDrawingVisitor* visitor )
{
CC3OpenGL* gl = visitor->getGL();
gl->enableDepthTest( !_shouldDisableDepthTest );
gl->setDepthMask( !_shouldDisableDepthMask );
gl->setDepthFunc( _depthFunction );
}
/**
* During normal drawing, establish 2D drawing environment.
* Don't configure anything if painting for node picking.
*/
void CC3Billboard::applyMaterialWithVisitor( CC3NodeDrawingVisitor* visitor )
{
super::applyMaterialWithVisitor( visitor );
if (visitor->shouldDecorateNode())
{
CC3OpenGL* gl = visitor->getGL();
gl->alignFor2DDrawingWithVisitor( visitor );
gl->setDepthMask( !m_shouldDisableDepthMask );
}
}