677 lines
24 KiB
C++
677 lines
24 KiB
C++
/*
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* Copyright 2006 Sony Computer Entertainment Inc.
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*
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* Licensed under the SCEA Shared Source License, Version 1.0 (the "License"); you may not use this
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* file except in compliance with the License. You may obtain a copy of the License at:
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* http://research.scea.com/scea_shared_source_license.html
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*
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* Unless required by applicable law or agreed to in writing, software distributed under the License
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* is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied. See the License for the specific language governing permissions and limitations under the
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* License.
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*/
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#include "daeReader.h"
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#include <dae.h>
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#include <dae/daeSIDResolver.h>
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#include <dae/domAny.h>
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#include <dom/domCOLLADA.h>
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#include <dom/domProfile_COMMON.h>
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#include <osg/BlendColor>
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#include <osg/BlendFunc>
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#include <osg/Texture2D>
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#include <osgDB/Registry>
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#include <osgDB/ReadFile>
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#include <sstream>
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using namespace osgdae;
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void daeReader::processBindMaterial( domBind_material *bm, osg::Node *geo )
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{
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if ( bm->getTechnique_common() == NULL )
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{
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osg::notify( osg::WARN ) << "No COMMON technique for bind_material" << std::endl;
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return;
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}
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osg::Group *group = geo->asGroup();
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if ( group == NULL )
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{
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//this shouldn't happen unless something is terribly wrong
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return;
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}
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domInstance_material_Array &ima = bm->getTechnique_common()->getInstance_material_array();
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size_t count = ima.getCount();
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for ( size_t i = 0; i < count; i++ )
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{
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std::string symbol = ima[i]->getSymbol();
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domMaterial *mat = daeSafeCast< domMaterial >( getElementFromURI( ima[i]->getTarget() ) );
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if ( mat == NULL )
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{
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osg::notify( osg::WARN ) << "Failed to locate material " << ima[i]->getTarget().getURI() << std::endl;
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continue;
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}
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osg::StateSet *ss;
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//check material cache if this material already exists
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std::map< domMaterial*, osg::StateSet*>::iterator iter = materialMap.find( mat );
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if ( iter != materialMap.end() )
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{
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ss = iter->second;
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}
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else
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{
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ss = processMaterial( mat );
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materialMap.insert( std::make_pair( mat, ss ) );
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}
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if ( ss == NULL )
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{
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continue;
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}
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//TODO: process all of the <bind>s and <bind_vertex_input>s that are here in the instance_material.
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for ( unsigned int x = 0; x < group->getNumChildren(); x++ )
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{
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//I named the geode with the material symbol so I can do this check for binding
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if ( group->getChild( x )->getName() == symbol )
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{
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/*if ( group->getChild( x )->getStateSet() != NULL )
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{
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//already have a stateSet this means I am an instance so clone me.
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group->replaceChild( group->getChild( x ), (osg::Node*)group->getChild( x )->cloneType() );
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}*/
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group->getChild( x )->setStateSet( ss );
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}
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}
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}
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}
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osg::StateSet *daeReader::processMaterial( domMaterial *mat )
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{
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domEffect *effect = daeSafeCast< domEffect >( getElementFromURI( mat->getInstance_effect()->getUrl() ) );
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if ( effect == NULL )
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{
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osg::notify( osg::WARN ) << "Failed to locate effect " << mat->getInstance_effect()->getUrl().getURI() << std::endl;
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return NULL;
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}
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osg::StateSet *ss = processEffect( effect );
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//TODO: process all of the setParams that could happen here in the material. ESP. the textures
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return ss;
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}
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osg::StateSet *daeReader::processEffect( domEffect *effect )
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{
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bool hasCOMMON = false;
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osg::StateSet *ss = NULL;
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for ( size_t i = 0; i < effect->getFx_profile_abstract_array().getCount(); i++ )
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{
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domProfile_COMMON *pc = daeSafeCast< domProfile_COMMON >( effect->getFx_profile_abstract_array()[i] );
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if ( pc != NULL )
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{
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if ( hasCOMMON )
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{
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osg::notify( osg::WARN ) << "Effect already has a profile_COMMON. Skipping this one" << std::endl;
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continue;
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}
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currentEffect = effect;
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ss = processProfileCOMMON( pc );
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hasCOMMON = true;
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continue;
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}
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osg::notify( osg::WARN ) << "unsupported effect profile " << effect->getFx_profile_abstract_array()[i]->getTypeName() << std::endl;
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}
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return ss;
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}
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osg::StateSet *daeReader::processProfileCOMMON( domProfile_COMMON *pc )
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{
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osg::StateSet *ss = new osg::StateSet();
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domProfile_COMMON::domTechnique *teq = pc->getTechnique();
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domProfile_COMMON::domTechnique::domConstant *c = teq->getConstant();
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domProfile_COMMON::domTechnique::domLambert *l = teq->getLambert();
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domProfile_COMMON::domTechnique::domPhong *p = teq->getPhong();
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domProfile_COMMON::domTechnique::domBlinn *b = teq->getBlinn();
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ss->setMode( GL_CULL_FACE, GL_TRUE );
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//ss->setMode( GL_LIGHTING, GL_FALSE );
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osg::ref_ptr< osg::Material > mat = new osg::Material();
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bool insertMat = false;
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if ( b != NULL )
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{
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bool tmp;
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tmp = processColorOrTextureType( b->getEmission(), osg::Material::EMISSION, mat.get() );
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insertMat = insertMat || tmp;
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tmp = processColorOrTextureType( b->getAmbient(), osg::Material::AMBIENT, mat.get() );
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insertMat = insertMat || tmp;
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osg::StateAttribute *sa = NULL;
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tmp = processColorOrTextureType( b->getDiffuse(), osg::Material::DIFFUSE, mat.get(), NULL, &sa );
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insertMat = insertMat || tmp;
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if ( sa != NULL )
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{
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ss->setTextureMode( 0, GL_TEXTURE_2D, GL_TRUE );
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ss->setTextureAttribute( 0, sa );
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}
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tmp = processColorOrTextureType( b->getSpecular(), osg::Material::SPECULAR, mat.get(), b->getShininess() );
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insertMat = insertMat || tmp;
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osg::StateAttribute *sa2 = NULL;
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sa2 = processTransparentType( b->getTransparent(), ss );
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if ( sa2 != NULL )
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{
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if ( sa == NULL )
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{
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ss->setTextureMode( 0, GL_TEXTURE_2D, GL_TRUE );
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ss->setTextureAttribute( 0, sa2 );
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}
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else
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{
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osg::notify( osg::WARN ) << "Already have a texture in the diffuse channel" << std::endl;
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}
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}
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}
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else if ( p != NULL )
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{
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bool tmp;
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tmp = processColorOrTextureType( p->getEmission(), osg::Material::EMISSION, mat.get() );
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insertMat = insertMat || tmp;
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tmp = processColorOrTextureType( p->getAmbient(), osg::Material::AMBIENT, mat.get() );
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insertMat = insertMat || tmp;
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osg::StateAttribute *sa = NULL;
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tmp = processColorOrTextureType( p->getDiffuse(), osg::Material::DIFFUSE, mat.get(), NULL, &sa );
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insertMat = insertMat || tmp;
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if ( sa != NULL )
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{
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ss->setTextureMode( 0, GL_TEXTURE_2D, GL_TRUE );
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ss->setTextureAttribute( 0, sa );
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}
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tmp = processColorOrTextureType( p->getSpecular(), osg::Material::SPECULAR, mat.get(), p->getShininess() );
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insertMat = insertMat || tmp;
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osg::StateAttribute *sa2 = NULL;
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sa2 = processTransparentType( p->getTransparent(), ss );
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if ( sa2 != NULL )
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{
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if ( sa == NULL )
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{
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ss->setTextureMode( 0, GL_TEXTURE_2D, GL_TRUE );
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ss->setTextureAttribute( 0, sa2 );
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}
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else
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{
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osg::notify( osg::WARN ) << "Already have a texture in the diffuse channel" << std::endl;
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}
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}
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}
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else if ( l != NULL )
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{
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bool tmp;
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tmp = processColorOrTextureType( l->getEmission(), osg::Material::EMISSION, mat.get() );
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insertMat = insertMat || tmp;
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tmp = processColorOrTextureType( l->getAmbient(), osg::Material::AMBIENT, mat.get() );
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insertMat = insertMat || tmp;
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osg::StateAttribute *sa = NULL;
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tmp = processColorOrTextureType( l->getDiffuse(), osg::Material::DIFFUSE, mat.get(), NULL, &sa );
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insertMat = insertMat || tmp;
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if ( sa != NULL )
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{
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ss->setTextureMode( 0, GL_TEXTURE_2D, GL_TRUE );
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ss->setTextureAttribute( 0, sa );
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}
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osg::StateAttribute *sa2 = NULL;
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sa2 = processTransparentType( l->getTransparent(), ss );
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if ( sa2 != NULL )
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{
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if ( sa == NULL )
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{
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ss->setTextureMode( 0, GL_TEXTURE_2D, GL_TRUE );
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ss->setTextureAttribute( 0, sa2 );
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}
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else
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{
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osg::notify( osg::WARN ) << "Already have a texture in the diffuse channel" << std::endl;
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}
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}
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}
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else if ( c != NULL )
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{
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insertMat = processColorOrTextureType( c->getEmission(), osg::Material::EMISSION, mat.get() );
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osg::StateAttribute *sa2 = NULL;
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sa2 = processTransparentType( c->getTransparent(), ss );
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if ( sa2 != NULL )
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{
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ss->setTextureMode( 0, GL_TEXTURE_2D, GL_TRUE );
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ss->setTextureAttribute( 0, sa2 );
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}
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}
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if ( insertMat )
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{
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ss->setAttribute( mat.get() );
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}
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return ss;
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}
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bool daeReader::processColorOrTextureType( domCommon_color_or_texture_type *cot,
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osg::Material::ColorMode channel,
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osg::Material *mat,
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domCommon_float_or_param_type *fop,
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osg::StateAttribute **sa )
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{
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if ( cot == NULL )
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{
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return false;
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}
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bool retVal = false;
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//osg::StateAttribute *sa = NULL;
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//TODO: Make all channels process <param ref=""> type of value
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if ( channel == osg::Material::EMISSION )
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{
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if ( cot->getColor() != NULL )
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{
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domFloat4 &f4 = cot->getColor()->getValue();
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mat->setEmission( osg::Material::FRONT_AND_BACK, osg::Vec4( f4[0], f4[1], f4[2], f4[3] ) );
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retVal = true;
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}
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else
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{
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osg::notify( osg::WARN ) << "Currently no support for <param> or <texture> in Emission channel " << std::endl;
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}
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}
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else if ( channel == osg::Material::AMBIENT )
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{
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if ( cot->getColor() != NULL )
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{
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domFloat4 &f4 = cot->getColor()->getValue();
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mat->setAmbient( osg::Material::FRONT_AND_BACK, osg::Vec4( f4[0], f4[1], f4[2], f4[3] ) );
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retVal = true;
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}
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else
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{
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osg::notify( osg::WARN ) << "Currently no support for <param> or <texture> in Ambient channel " << std::endl;
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}
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}
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else if ( channel == osg::Material::DIFFUSE )
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{
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if ( cot->getColor() != NULL )
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{
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domFloat4 &f4 = cot->getColor()->getValue();
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mat->setDiffuse( osg::Material::FRONT_AND_BACK, osg::Vec4( f4[0], f4[1], f4[2], f4[3] ) );
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retVal = true;
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}
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else if ( cot->getTexture() != NULL && sa != NULL )
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{
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*sa = processTexture( cot->getTexture() );
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domExtra *extra = cot->getTexture()->getExtra();
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if ( extra != NULL && extra->getType() != NULL &&
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strcmp( extra->getType(), "color" ) == 0 )
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{
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//the extra data for osg. Diffuse color can happen with a texture.
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for ( unsigned int i = 0; i < extra->getTechnique_array().getCount(); i++ )
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{
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domTechnique *teq = extra->getTechnique_array()[i];
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if ( strcmp( teq->getProfile(), "SCEI" ) == 0 )
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{
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osg::Vec4 col;
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domAny *dcol = (domAny*)(daeElement*)teq->getContents()[0];
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std::istringstream diffuse_colour((const char *)dcol->getValue());
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diffuse_colour >> col.r() >> col.g() >> col.b() >> col.a();
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mat->setDiffuse( osg::Material::FRONT_AND_BACK, col );
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retVal = true;
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break;
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}
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}
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}
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}
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else
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{
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osg::notify( osg::WARN ) << "Currently no support for <param> in Diffuse channel " << std::endl;
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}
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}
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else if ( channel == osg::Material::SPECULAR )
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{
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if ( cot->getColor() != NULL )
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{
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domFloat4 &f4 = cot->getColor()->getValue();
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mat->setSpecular( osg::Material::FRONT_AND_BACK, osg::Vec4( f4[0], f4[1], f4[2], f4[3] ) );
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retVal = true;
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}
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else
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{
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osg::notify( osg::WARN ) << "Currently no support for <param> or <texture> in Specular channel " << std::endl;
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}
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if ( fop != NULL && fop->getFloat() != NULL )
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{
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mat->setShininess( osg::Material::FRONT_AND_BACK, fop->getFloat()->getValue() );
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retVal = true;
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}
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}
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return retVal;
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}
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osg::StateAttribute *daeReader::processTexture( domCommon_color_or_texture_type_complexType::domTexture *tex )
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{
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//find the newparam for the sampler based on the texture attribute
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domFx_sampler2D_common *sampler = NULL;
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domFx_surface_common *surface = NULL;
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domImage *dImg = NULL;
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std::string target = std::string("./") + std::string(tex->getTexture());
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osg::notify(osg::NOTICE)<<"processTexture("<<target<<")"<<std::endl;
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daeSIDResolver res1( currentEffect, target.c_str() );
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daeElement *el = res1.getElement();
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if ( el == NULL )
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{
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osg::notify( osg::WARN ) << "Could not locate newparam for texture sampler2D" << tex->getTexture() << std::endl;
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osg::notify( osg::WARN ) << "Checking if data does incorrect linking straight to the image" << std::endl;
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dae->getDatabase()->getElement( (daeElement**)&dImg, 0, tex->getTexture(), "image" );
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if ( dImg != NULL )
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{
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osg::notify( osg::WARN ) << "Direct image link found. Data is incorrect but will continue to load texture" << std::endl;
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}
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}
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else
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{
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domCommon_newparam_type *cnp = daeSafeCast< domCommon_newparam_type >( el );
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domFx_newparam_common *npc = daeSafeCast< domFx_newparam_common >( el );
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if ( cnp != NULL )
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{
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sampler = cnp->getSampler2D();
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}
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else if ( npc != NULL )
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{
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sampler = npc->getFx_basic_type_common()->getSampler2D();
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}
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if ( sampler == NULL )
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{
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osg::notify( osg::WARN ) << "Wrong newparam type. Expected sampler2D" << std::endl;
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return NULL;
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}
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//find the newparam for the surface based on the sampler2D->source value
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target = std::string("./") + std::string( sampler->getSource()->getValue() );
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daeSIDResolver res2( currentEffect, target.c_str() );
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el = res2.getElement();
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if ( el == NULL )
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{
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osg::notify( osg::WARN ) << "Could not locate newparam for source " << sampler->getSource()->getValue() << std::endl;
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return NULL;
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}
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cnp = daeSafeCast< domCommon_newparam_type >( el );
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npc = daeSafeCast< domFx_newparam_common >( el );
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if ( cnp != NULL )
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{
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surface = cnp->getSurface();
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}
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else if ( npc != NULL )
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{
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surface = npc->getFx_basic_type_common()->getSurface();
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}
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if ( surface == NULL )
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{
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osg::notify( osg::WARN ) << "Wrong newparam type. Expected surface" << std::endl;
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return NULL;
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}
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//look for the domImage based on the surface initialization stuff
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daeIDRef &ref = surface->getFx_surface_init_common()->getInit_from_array()[0]->getValue();
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dImg = daeSafeCast< domImage >( getElementFromIDRef( ref ) );
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}
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if ( dImg == NULL )
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{
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osg::notify( osg::WARN ) << "Could not locate image for texture" << std::endl;
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return NULL;
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}
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//Got a sampler and a surface and an imaged. Time to create the texture stuff for osg
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osg::Image *img = NULL;
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if ( dImg->getInit_from() != NULL )
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{
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dImg->getInit_from()->getValue().validate();
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if ( std::string( dImg->getInit_from()->getValue().getProtocol() ) == std::string( "file" ) )
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{
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unsigned int bufSize = 1; //for the null char
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if ( dImg->getInit_from()->getValue().getFilepath() != NULL )
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{
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bufSize += strlen( dImg->getInit_from()->getValue().getFilepath() );
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}
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if ( dImg->getInit_from()->getValue().getFile() != NULL )
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{
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bufSize += strlen( dImg->getInit_from()->getValue().getFile() );
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}
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char *path = new char[bufSize+1];
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if ( !dImg->getInit_from()->getValue().getPath( path, bufSize ) )
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{
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osg::notify( osg::WARN ) << "Unable to get path from URI." << std::endl;
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return NULL;
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}
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#ifdef WIN32
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// under windows the URI passed back from the dom includes a / i.e. /c:/path/file, so we need to jump over the leading /
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char* filename = path+1;
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#else
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char* filename = path;
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#endif
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img = osgDB::readImageFile( filename );
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delete [] path;
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|
osg::notify(osg::INFO)<<" processTexture(..) - readImage("<<filename<<")"<<std::endl;
|
|
}
|
|
else
|
|
{
|
|
osg::notify( osg::WARN ) << "Only images with a \"file\" scheme URI are supported in this version." << std::endl;
|
|
return NULL;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
osg::notify( osg::WARN ) << "Embedded image data is not supported in this version." << std::endl;
|
|
return NULL;
|
|
}
|
|
|
|
osg::Texture2D *t2D = new osg::Texture2D( img );
|
|
//set texture parameters
|
|
if ( sampler != NULL )
|
|
{
|
|
if ( sampler->getWrap_s() != NULL )
|
|
{
|
|
osg::Texture::WrapMode wrap;
|
|
switch( sampler->getWrap_s()->getValue() )
|
|
{
|
|
case FX_SAMPLER_WRAP_COMMON_NONE:
|
|
case FX_SAMPLER_WRAP_COMMON_WRAP:
|
|
wrap = osg::Texture::REPEAT;
|
|
break;
|
|
case FX_SAMPLER_WRAP_COMMON_MIRROR:
|
|
wrap = osg::Texture::MIRROR;
|
|
break;
|
|
case FX_SAMPLER_WRAP_COMMON_CLAMP:
|
|
wrap = osg::Texture::CLAMP;
|
|
break;
|
|
case FX_SAMPLER_WRAP_COMMON_BORDER:
|
|
wrap = osg::Texture::CLAMP_TO_BORDER;
|
|
break;
|
|
default:
|
|
wrap = osg::Texture::CLAMP;
|
|
break;
|
|
}
|
|
t2D->setWrap( osg::Texture::WRAP_S, wrap );
|
|
}
|
|
else
|
|
{
|
|
t2D->setWrap( osg::Texture::WRAP_S, osg::Texture::REPEAT );
|
|
}
|
|
if ( sampler->getWrap_t() != NULL )
|
|
{
|
|
osg::Texture::WrapMode wrap;
|
|
switch( sampler->getWrap_t()->getValue() )
|
|
{
|
|
case FX_SAMPLER_WRAP_COMMON_NONE:
|
|
case FX_SAMPLER_WRAP_COMMON_WRAP:
|
|
wrap = osg::Texture::REPEAT;
|
|
break;
|
|
case FX_SAMPLER_WRAP_COMMON_MIRROR:
|
|
wrap = osg::Texture::MIRROR;
|
|
break;
|
|
case FX_SAMPLER_WRAP_COMMON_CLAMP:
|
|
wrap = osg::Texture::CLAMP;
|
|
break;
|
|
case FX_SAMPLER_WRAP_COMMON_BORDER:
|
|
wrap = osg::Texture::CLAMP_TO_BORDER;
|
|
break;
|
|
default:
|
|
wrap = osg::Texture::CLAMP;
|
|
break;
|
|
}
|
|
t2D->setWrap( osg::Texture::WRAP_T, wrap );
|
|
}
|
|
else
|
|
{
|
|
t2D->setWrap( osg::Texture::WRAP_T, osg::Texture::REPEAT );
|
|
}
|
|
if ( sampler->getMinfilter() != NULL )
|
|
{
|
|
osg::Texture::FilterMode mode;
|
|
switch( sampler->getMinfilter()->getValue() )
|
|
{
|
|
case FX_SAMPLER_FILTER_COMMON_NEAREST:
|
|
mode = osg::Texture::NEAREST;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_LINEAR:
|
|
mode = osg::Texture::LINEAR;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_NEAREST_MIPMAP_NEAREST:
|
|
mode = osg::Texture::NEAREST_MIPMAP_NEAREST;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_LINEAR_MIPMAP_NEAREST:
|
|
mode = osg::Texture::LINEAR_MIPMAP_NEAREST;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_NONE:
|
|
case FX_SAMPLER_FILTER_COMMON_NEAREST_MIPMAP_LINEAR:
|
|
mode = osg::Texture::NEAREST_MIPMAP_LINEAR;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_LINEAR_MIPMAP_LINEAR:
|
|
mode = osg::Texture::LINEAR_MIPMAP_LINEAR;
|
|
break;
|
|
default:
|
|
mode = osg::Texture::LINEAR;
|
|
break;
|
|
}
|
|
t2D->setFilter( osg::Texture::MIN_FILTER, mode );
|
|
}
|
|
else
|
|
{
|
|
t2D->setFilter( osg::Texture::MIN_FILTER, osg::Texture::NEAREST_MIPMAP_LINEAR );
|
|
}
|
|
if ( sampler->getMagfilter() != NULL )
|
|
{
|
|
osg::Texture::FilterMode mode;
|
|
switch( sampler->getMagfilter()->getValue() )
|
|
{
|
|
case FX_SAMPLER_FILTER_COMMON_NEAREST:
|
|
mode = osg::Texture::NEAREST;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_NONE:
|
|
case FX_SAMPLER_FILTER_COMMON_LINEAR:
|
|
mode = osg::Texture::LINEAR;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_NEAREST_MIPMAP_NEAREST:
|
|
mode = osg::Texture::NEAREST_MIPMAP_NEAREST;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_LINEAR_MIPMAP_NEAREST:
|
|
mode = osg::Texture::LINEAR_MIPMAP_NEAREST;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_NEAREST_MIPMAP_LINEAR:
|
|
mode = osg::Texture::NEAREST_MIPMAP_LINEAR;
|
|
break;
|
|
case FX_SAMPLER_FILTER_COMMON_LINEAR_MIPMAP_LINEAR:
|
|
mode = osg::Texture::LINEAR_MIPMAP_LINEAR;
|
|
break;
|
|
default:
|
|
mode = osg::Texture::LINEAR;
|
|
break;
|
|
}
|
|
t2D->setFilter( osg::Texture::MAG_FILTER, mode );
|
|
}
|
|
else
|
|
{
|
|
t2D->setFilter( osg::Texture::MAG_FILTER, osg::Texture::LINEAR );
|
|
}
|
|
if ( sampler->getBorder_color() != NULL )
|
|
{
|
|
const domFloat4 &col = sampler->getBorder_color()->getValue();
|
|
t2D->setBorderColor( osg::Vec4( col[0], col[1], col[2], col[3] ) );
|
|
}
|
|
}
|
|
else
|
|
{
|
|
t2D->setWrap( osg::Texture::WRAP_S, osg::Texture::REPEAT );
|
|
t2D->setWrap( osg::Texture::WRAP_T, osg::Texture::REPEAT );
|
|
t2D->setFilter( osg::Texture::MIN_FILTER, osg::Texture::NEAREST_MIPMAP_LINEAR );
|
|
t2D->setFilter( osg::Texture::MAG_FILTER, osg::Texture::LINEAR );
|
|
}
|
|
|
|
return t2D;
|
|
}
|
|
|
|
osg::StateAttribute *daeReader::processTransparentType( domCommon_transparent_type *ctt, osg::StateSet *ss )
|
|
{
|
|
if ( ctt == NULL )
|
|
{
|
|
return false;
|
|
}
|
|
// bool retVal = false;
|
|
osg::StateAttribute *sa = NULL;
|
|
if ( ctt->getColor() != NULL )
|
|
{
|
|
domFloat4 &f4 = ctt->getColor()->getValue();
|
|
//##compliant with OSG 1.0 API
|
|
osg::BlendColor *bc = new osg::BlendColor();
|
|
bc->setConstantColor(osg::Vec4( f4[0], f4[1], f4[2], f4[3] ));
|
|
ss->setAttribute( bc );
|
|
ss->setMode( GL_BLEND, GL_TRUE );
|
|
ss->setRenderingHint( osg::StateSet::TRANSPARENT_BIN );
|
|
ss->setRenderBinDetails( 10, "DepthSortedBin" );
|
|
}
|
|
else if ( ctt->getTexture() != NULL )
|
|
{
|
|
sa = processTexture( ctt->getTexture() );
|
|
osg::BlendFunc *bf = new osg::BlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
|
|
ss->setAttribute( bf );
|
|
ss->setMode( GL_BLEND, GL_TRUE );
|
|
ss->setRenderingHint( osg::StateSet::TRANSPARENT_BIN );
|
|
ss->setRenderBinDetails( 10, "DepthSortedBin" );
|
|
}
|
|
return sa;
|
|
}
|