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/************************************************************************
*
* Copyright (C) 2014-2025 IRCAD France
* Copyright (C) 2014-2020 IHU Strasbourg
*
* This file is part of Sight.
*
* Sight 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 3 of the License, or
* (at your option) any later version.
*
* Sight 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 Sight. If not, see <https://www.gnu.org/licenses/>.
*
***********************************************************************/
#include "material_selector.hpp"
#include <core/com/signal.hxx>
#include <data/helper/field.hpp>
#include <data/material.hpp>
#include <data/string.hpp>
#include <ui/qt/container/widget.hpp>
#include <viz/scene3d/ogre.hpp>
#include <viz/scene3d/utils.hpp>
#include <OGRE/OgreMaterialManager.h>
#include <OGRE/OgrePass.h>
#include <OGRE/OgreResourceManager.h>
#include <OGRE/OgreTechnique.h>
#include <QFileDialog>
#include <QFileInfo>
#include <QHBoxLayout>
#include <QString>
#include <QVBoxLayout>
#include <QWidget>
namespace sight::module::ui::viz
{
const core::com::signals::key_t material_selector::SELECTED_SIG = "selected";
static const std::string MATERIAL_RESOURCEGROUP_NAME = "materialsTemplate";
//------------------------------------------------------------------------------
material_selector::material_selector() noexcept
{
new_signal<selected_signal_t>(SELECTED_SIG);
}
//------------------------------------------------------------------------------
void material_selector::configuring(const config_t& _config)
{
this->initialize();
const auto supported_materials_str = _config.get("config.<xmlattr>.materials", "Default");
std::vector<std::string> supported_materials;
boost::split(m_supported_materials, supported_materials_str, boost::is_any_of(",;"));
}
//------------------------------------------------------------------------------
void material_selector::starting()
{
this->create();
const QString service_id = QString::fromStdString(base_id());
auto qt_container = std::dynamic_pointer_cast<sight::ui::qt::container::widget>(this->get_container());
qt_container->get_qt_container()->setObjectName(service_id);
// Selection
auto* current_material = new QLabel();
current_material->setText("Current material : ");
m_material_box = new QComboBox();
m_material_box->setObjectName(service_id + "/materialBox");
std::pair<std::string, std::string> elt;
Ogre::ResourceManager::ResourceMapIterator iter = Ogre::MaterialManager::getSingleton().getResourceIterator();
while(iter.hasMoreElements())
{
Ogre::ResourcePtr resource = iter.getNext();
const auto mat = std::dynamic_pointer_cast<Ogre::Material>(resource);
if(mat && m_supported_materials.contains(mat->getName()))
{
m_material_box->addItem(QString::fromStdString(mat->getName()));
}
}
m_material_box->setCurrentIndex(0);
auto* label_layout = new QHBoxLayout();
label_layout->addWidget(current_material);
label_layout->addWidget(m_material_box);
// Reload
m_reload_button = new QPushButton("Reload");
m_reload_button->setObjectName(service_id + "/" + m_reload_button->text());
auto* layout = new QVBoxLayout();
layout->addLayout(label_layout);
layout->addWidget(m_reload_button);
qt_container->set_layout(layout);
this->updating();
QObject::connect(
m_material_box,
SIGNAL(currentTextChanged(const QString&)),
this,
SLOT(on_selected_mode_item(const QString&))
);
QObject::connect(m_reload_button, SIGNAL(clicked()), this, SLOT(on_reload_material()));
}
//------------------------------------------------------------------------------
void material_selector::stopping()
{
this->destroy();
}
//------------------------------------------------------------------------------
void material_selector::updating()
{
this->update_material();
}
//------------------------------------------------------------------------------
void material_selector::update_material()
{
const auto reconstruction = m_reconstruction.lock();
data::material::sptr material = reconstruction->get_material();
data::object::sptr field_obj = material->get_field("material");
if(field_obj != nullptr)
{
data::string::sptr field = std::dynamic_pointer_cast<data::string>(field_obj);
m_material_box->setCurrentText(field->value().c_str());
}
}
//------------------------------------------------------------------------------
void material_selector::on_selected_mode_item(const QString& _text)
{
const auto reconstruction = m_reconstruction.lock();
data::material::sptr material = reconstruction->get_material();
data::string::sptr string = std::make_shared<data::string>();
string->set_value(_text.toStdString());
data::helper::field helper(material);
helper.set_field("material", string);
helper.notify();
auto sig = this->signal<selected_signal_t>(SELECTED_SIG);
sig->async_emit(_text.toStdString());
}
//------------------------------------------------------------------------------
void material_selector::on_reload_material()
{
auto material_name = m_material_box->currentText().toStdString();
Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().getByName(
material_name,
sight::viz::scene3d::RESOURCE_GROUP
);
if(!material)
{
SIGHT_ERROR("Could not find material" << std::quoted(material_name));
return;
}
material->reload();
const Ogre::Material::Techniques& techniques = material->getTechniques();
for(auto* const tech : techniques)
{
SIGHT_ASSERT("technique is not set", tech);
const Ogre::Technique::Passes& passes = tech->getPasses();
for(auto* const pass : passes)
{
SIGHT_ASSERT("No pass found", pass);
if(!pass->getVertexProgramName().empty())
{
pass->getVertexProgram()->reload();
}
if(!pass->getGeometryProgramName().empty())
{
pass->getGeometryProgram()->reload();
}
if(!pass->getFragmentProgramName().empty())
{
pass->getFragmentProgram()->reload();
}
}
}
}
//------------------------------------------------------------------------------
} // namespace sight::module::ui::viz
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