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/******************************************************************************
* SOFA, Simulation Open-Framework Architecture, version 1.0 beta 4 *
* (c) 2006-2009 MGH, INRIA, USTL, UJF, CNRS *
* *
* This library is free software; you can redistribute it and/or modify it *
* under the terms of the GNU Lesser General Public License as published by *
* the Free Software Foundation; either version 2.1 of the License, or (at *
* your option) any later version. *
* *
* This library is distributed in the hope that it will be useful, but WITHOUT *
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or *
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License *
* for more details. *
* *
* You should have received a copy of the GNU Lesser General Public License *
* along with this library; if not, write to the Free Software Foundation, *
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. *
*******************************************************************************
* SOFA :: Modules *
* *
* Authors: The SOFA Team and external contributors (see Authors.txt) *
* *
* Contact information: contact@sofa-framework.org *
******************************************************************************/
#include <sofa/simulation/common/VisualVisitor.h>
namespace sofa
{
namespace simulation
{
Visitor::Result VisualDrawVisitor::processNodeTopDown(simulation::Node* node)
{
glPushMatrix();
double glMatrix[16];
node->getPositionInWorld().writeOpenGlMatrix(glMatrix);
glMultMatrixd( glMatrix );
hasShader = (node->getShader()!=NULL);
for_each(this, node, node->visualModel, &VisualDrawVisitor::fwdVisualModel);
this->VisualVisitor::processNodeTopDown(node);
glPopMatrix();
return RESULT_CONTINUE;
}
void VisualDrawVisitor::processNodeBottomUp(simulation::Node* node)
{
for_each(this, node, node->visualModel, &VisualDrawVisitor::bwdVisualModel);
}
void VisualDrawVisitor::processObject(simulation::Node* /*node*/, core::objectmodel::BaseObject* o)
{
if (pass == core::VisualModel::Std || pass == core::VisualModel::Shadow)
o->draw();
}
void VisualDrawVisitor::fwdVisualModel(simulation::Node* /*node*/, core::VisualModel* vm)
{
vm->fwdDraw(pass);
}
void VisualDrawVisitor::bwdVisualModel(simulation::Node* /*node*/, core::VisualModel* vm)
{
vm->bwdDraw(pass);
}
void VisualDrawVisitor::processVisualModel(simulation::Node* node, core::VisualModel* vm)
{
//cerr<<"VisualDrawVisitor::processVisualModel "<<vm->getName()<<endl;
sofa::core::Shader* shader = NULL;
if (hasShader)
shader = dynamic_cast<sofa::core::Shader*>(node->getShader());
switch(pass)
{
case core::VisualModel::Std:
{
if (shader && shader->isActive())
shader->start();
vm->drawVisual();
if (shader && shader->isActive())
shader->stop();
break;
}
case core::VisualModel::Transparent:
{
if (shader && shader->isActive())
shader->start();
vm->drawTransparent();
if (shader && shader->isActive())
shader->stop();
break;
}
case core::VisualModel::Shadow:
vm->drawShadow();
break;
}
}
void VisualUpdateVisitor::processVisualModel(simulation::Node*, core::VisualModel* vm)
{
vm->updateVisual();
}
void VisualInitVisitor::processVisualModel(simulation::Node*, core::VisualModel* vm)
{
vm->initVisual();
}
VisualComputeBBoxVisitor::VisualComputeBBoxVisitor()
{
minBBox[0] = minBBox[1] = minBBox[2] = 1e10;
maxBBox[0] = maxBBox[1] = maxBBox[2] = -1e10;
}
void VisualComputeBBoxVisitor::processMechanicalState(simulation::Node*, core::componentmodel::behavior::BaseMechanicalState* vm)
{
vm->addBBox(minBBox, maxBBox);
}
void VisualComputeBBoxVisitor::processVisualModel(simulation::Node*, core::VisualModel* vm)
{
vm->addBBox(minBBox, maxBBox);
}
} // namespace simulation
} // namespace sofa
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