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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
\brief Implements the RenderManScript K-3D object, which can insert scripted data into RenderMan output
\author Tim Shead (tshead@k-3d.com)
*/
#include <k3dsdk/iapplication.h>
#include <k3dsdk/iscript_engine.h>
#include <k3dsdk/classes.h>
#include <k3dsdk/renderman.h>
#include <k3dsdk/transformable.h>
#include <k3dsdk/object.h>
#include <k3dsdk/persistence.h>
#include <k3dsdk/module.h>
#include <k3dsdk/viewport.h>
#include <sdpgl/sdpgl.h>
namespace
{
/////////////////////////////////////////////////////////////////////////////
// renderman_script_implementation
class renderman_script_implementation :
public k3d::viewport::drawable<k3d::ri::renderable<k3d::transformable<k3d::persistent<k3d::object> > > >
{
typedef k3d::viewport::drawable<k3d::ri::renderable<k3d::transformable<k3d::persistent<k3d::object> > > > base;
public:
renderman_script_implementation(k3d::idocument& Document) :
base(Document),
m_script(k3d::init_name("script") + k3d::init_description("Script") + k3d::init_value<std::string>("") + init_document(Document)),
m_script_engine(0)
{
enable_serialization(k3d::persistence::proxy(m_script));
register_property(m_script);
m_position.changed_signal().connect(SigC::slot(*this, &renderman_script_implementation::async_redraw_all));
m_orientation.changed_signal().connect(SigC::slot(*this, &renderman_script_implementation::async_redraw_all));
m_scale.changed_signal().connect(SigC::slot(*this, &renderman_script_implementation::async_redraw_all));
}
~renderman_script_implementation()
{
delete dynamic_cast<k3d::ideletable*>(m_script_engine);
}
void on_viewport_draw(const k3d::viewport::render_state& State)
{
glDisable(GL_LIGHTING);
glColor3d(1, 1, 0);
glBegin(GL_POINTS);
glVertex3d(0, 0, 0);
glEnd();
}
void on_viewport_select(const k3d::viewport::render_state& State)
{
glBegin(GL_POINTS);
glVertex3d(0, 0, 0);
glEnd();
}
void on_renderman_render(const k3d::ri::render_state& State)
{
// Create our script engine as-needed
if(!m_script_engine)
m_script_engine = dynamic_cast<k3d::iscript_engine*>(k3d::create_application_plugin(k3d::classes::JavaScriptEngine()));
// No script engine? We're outta here ...
return_if_fail(m_script_engine);
// Execute that bad-boy ...
k3d::iscript_engine::context_t context;
context.push_back(&document());
context.push_back(this);
context.push_back(&State.engine);
return_if_fail(m_script_engine->execute(name() + "Script", m_script.value(), context));
}
k3d::iplugin_factory& factory()
{
return get_factory();
}
static k3d::iplugin_factory& get_factory()
{
static k3d::plugin_factory<
k3d::document_plugin<renderman_script_implementation>,
k3d::interface_list<k3d::itransform_source,
k3d::interface_list<k3d::itransform_sink > > > factory(
k3d::uuid(0xf80c25ca, 0xa1f644c1, 0x8198f00c, 0xafbbf3cf),
"RenderManScript",
"Creates RenderMan output under script control",
"Objects",
k3d::iplugin_factory::STABLE);
return factory;
}
private:
k3d_script_property(std::string, k3d::immutable_name, k3d::change_signal, k3d::with_undo, k3d::local_storage, k3d::no_constraint) m_script;
k3d::iscript_engine* m_script_engine;
};
} // namespace
namespace libk3drenderman
{
/////////////////////////////////////////////////////////////////////////////
// renderman_script_factory
k3d::iplugin_factory& renderman_script_factory()
{
return renderman_script_implementation::get_factory();
}
} // namespace libk3drenderman
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