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- #ifndef K3DSDK_LEGACY_MESH_SOURCE_H
- #define K3DSDK_LEGACY_MESH_SOURCE_H
-
- // 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)
- */
-
- #include "data.h"
- #include "hints.h"
- #include "k3d-i18n-config.h"
- #include "imesh_source.h"
- #include "ipipeline_profiler.h"
- #include "legacy_mesh.h"
- #include "mesh.h"
-
- namespace k3d
- {
-
- namespace legacy
- {
-
- /// Boilerplate mesh source code for legacy mesh source plugins that handles conversion between array meshes and legacy meshes
- /** \todo Rewrite plugins that use this class to generate array meshes directly */
- template<typename base_t>
- class mesh_source :
- public base_t,
- public imesh_source
- {
- public:
- mesh_source(iplugin_factory& Factory, idocument& Document) :
- base_t(Factory, Document),
- m_output_mesh(init_owner(*this) + init_name("output_mesh") + init_label(_("Output Mesh")) + init_description("Output mesh"))
- {
- m_output_mesh.set_initialize_slot(sigc::mem_fun(*this, &mesh_source<base_t>::initialize_mesh));
- m_output_mesh.set_update_slot(sigc::mem_fun(*this, &mesh_source<base_t>::update_mesh));
- }
-
- iproperty& mesh_source_output()
- {
- return m_output_mesh;
- }
-
- sigc::slot<void, ihint*> make_reset_mesh_slot()
- {
- return sigc::mem_fun(*this, &mesh_source<base_t>::reset_mesh);
- }
-
- sigc::slot<void, ihint*> make_update_mesh_slot()
- {
- return m_output_mesh.make_update_slot();
- }
-
- protected:
- k3d_data(k3d::mesh*, data::immutable_name, data::change_signal, data::no_undo, data::pointer_storage, data::no_constraint, data::read_only_property, data::no_serialization) m_output_mesh;
-
- private:
- void reset_mesh(ihint* Hint)
- {
- m_legacy_output.reset();
- m_output_mesh.changed_signal().emit(hint::mesh_deleted::instance());
- m_output_mesh.reset(0, hint::mesh_topology_changed::instance());
- }
-
- void initialize_mesh(k3d::mesh& Output)
- {
- m_legacy_output.reset(new legacy::mesh());
-
- base_t::document().pipeline_profiler().start_execution(*this, "Create Mesh");
- on_initialize_mesh(*m_legacy_output);
- base_t::document().pipeline_profiler().finish_execution(*this, "Create Mesh");
-
- base_t::document().pipeline_profiler().start_execution(*this, "Update Mesh");
- on_update_mesh(*m_legacy_output);
- base_t::document().pipeline_profiler().finish_execution(*this, "Update Mesh");
-
- base_t::document().pipeline_profiler().start_execution(*this, "Convert Output");
- Output = *m_legacy_output;
- base_t::document().pipeline_profiler().finish_execution(*this, "Convert Output");
- }
-
- void update_mesh(k3d::mesh& Output)
- {
- return_if_fail(m_legacy_output.get());
-
- base_t::document().pipeline_profiler().start_execution(*this, "Update Mesh");
- on_update_mesh(*m_legacy_output);
- base_t::document().pipeline_profiler().finish_execution(*this, "Update Mesh");
-
- base_t::document().pipeline_profiler().start_execution(*this, "Convert Output");
- Output = *m_legacy_output;
- base_t::document().pipeline_profiler().finish_execution(*this, "Convert Output");
- }
-
- virtual void on_initialize_mesh(legacy::mesh& Output) = 0;
- virtual void on_update_mesh(legacy::mesh& Output) = 0;
-
- std::auto_ptr<legacy::mesh> m_legacy_output;
- };
-
- } // namespace legacy
-
- } // namespace k3d
-
- #endif // !K3DSDK_LEGACY_MESH_SOURCE_H
-
-