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// K-3D
// Copyright (c) 1995-2004, Timothy M. Shead
//
// Contact: tshead@k-3d.com
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of the GNU General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This program 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
// General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
/** \file
\author Timothy M. Shead (tshead@k-3d.com)
\author Romain Behar (romainbehar@yahoo.com)
*/
#include <k3dsdk/axis.h>
#include <k3dsdk/bounding_box.h>
#include <k3dsdk/imaterial.h>
#include <k3dsdk/object.h>
#include <k3dsdk/persistence.h>
#include <k3dsdk/measurement.h>
#include <k3dsdk/mesh_filter.h>
#include <k3dsdk/module.h>
#include <k3dsdk/mouse_event_observer.h>
#include <k3dsdk/plugins.h>
#include <k3dsdk/selection.h>
#include <k3dsdk/transform.h>
#include <iterator>
namespace libk3ddeformation
{
/////////////////////////////////////////////////////////////////////////////
// center_points_implementation
class center_points_implementation :
public k3d::mesh_filter<k3d::persistent<k3d::object> >
{
typedef k3d::mesh_filter<k3d::persistent<k3d::object> > base;
public:
center_points_implementation(k3d::idocument& Document) :
base(Document),
m_center_x(k3d::init_name("center_x") + k3d::init_description("Center X [boolean]") + k3d::init_value(true) + k3d::init_document(Document)),
m_center_y(k3d::init_name("center_y") + k3d::init_description("Center Y [boolean]") + k3d::init_value(true) + k3d::init_document(Document)),
m_center_z(k3d::init_name("center_z") + k3d::init_description("Center Z [boolean]") + k3d::init_value(true) + k3d::init_document(Document))
{
enable_serialization(k3d::persistence::proxy(m_center_x));
enable_serialization(k3d::persistence::proxy(m_center_y));
enable_serialization(k3d::persistence::proxy(m_center_z));
register_property(m_center_x);
register_property(m_center_y);
register_property(m_center_z);
m_input_mesh.changed_signal().connect(SigC::slot(*this, ¢er_points_implementation::on_reset_geometry));
m_center_x.changed_signal().connect(SigC::slot(*this, ¢er_points_implementation::on_reshape_geometry));
m_center_y.changed_signal().connect(SigC::slot(*this, ¢er_points_implementation::on_reshape_geometry));
m_center_z.changed_signal().connect(SigC::slot(*this, ¢er_points_implementation::on_reshape_geometry));
m_output_mesh.need_data_signal().connect(SigC::slot(*this, ¢er_points_implementation::on_create_geometry));
}
void on_reset_geometry()
{
m_output_mesh.reset();
}
void on_reshape_geometry()
{
if(m_output_mesh.empty())
return;
const k3d::mesh* const input = m_input_mesh.property_value();
if(!input)
return;
k3d::mesh* const output = const_cast<k3d::mesh*>(m_output_mesh.value());
if(!output)
return;
reshape_geometry(*input, *output);
m_output_mesh.changed_signal().emit();
}
k3d::mesh* on_create_geometry()
{
// If we don't have any input mesh, we're done ...
const k3d::mesh* const input = m_input_mesh.property_value();
if(!input)
return 0;
// Otherwise, we make a copy of the input mesh and modify the copy ...
k3d::mesh* const output = new k3d::mesh();
k3d::deep_copy(*input, *output);
reshape_geometry(*input, *output);
return output;
}
void reshape_geometry(const k3d::mesh& Source, k3d::mesh& Target)
{
// Sanity checks ...
assert(Source.points.size() == Target.points.size());
const k3d::bounding_box bounds = k3d::bounds(Source);
if(bounds.empty())
return;
const bool ignore_selection = !k3d::contains_selection(Source);
const bool center_x = m_center_x.property_value();
const bool center_y = m_center_y.property_value();
const bool center_z = m_center_z.property_value();
const k3d::vector3 offset(
center_x ? -0.5 * (bounds.px + bounds.nx) : 0,
center_y ? -0.5 * (bounds.py + bounds.ny) : 0,
center_z ? -0.5 * (bounds.pz + bounds.nz) : 0);
for(unsigned long i = 0; i != Target.points.size(); ++i)
{
if(ignore_selection || Source.points[i]->selected)
{
Target.points[i]->position = Source.points[i]->position + offset;
}
else
{
Target.points[i]->position = Source.points[i]->position;
}
}
}
k3d::iplugin_factory& factory()
{
return get_factory();
}
static k3d::iplugin_factory& get_factory()
{
static k3d::plugin_factory<
k3d::document_plugin<center_points_implementation>,
k3d::interface_list<k3d::imesh_source,
k3d::interface_list<k3d::imesh_sink > > > factory(
k3d::uuid(0xc030994f, 0x97ed4165, 0x9ac0b7f0, 0xa777abbc),
"CenterPoints",
"Centers mesh points around the origin",
"Objects",
k3d::iplugin_factory::STABLE);
return factory;
}
private:
k3d_data_property(bool, k3d::immutable_name, k3d::change_signal, k3d::with_undo, k3d::local_storage, k3d::no_constraint) m_center_x;
k3d_data_property(bool, k3d::immutable_name, k3d::change_signal, k3d::with_undo, k3d::local_storage, k3d::no_constraint) m_center_y;
k3d_data_property(bool, k3d::immutable_name, k3d::change_signal, k3d::with_undo, k3d::local_storage, k3d::no_constraint) m_center_z;
};
/////////////////////////////////////////////////////////////////////////////
// center_points_factory
k3d::iplugin_factory& center_points_factory()
{
return center_points_implementation::get_factory();
}
} // namespace libk3ddeformation
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