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// K-3D
// Copyright (c) 1995-2008, 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 <k3d-i18n-config.h>
#include <k3dsdk/axis.h>
#include <k3dsdk/bitmap_modifier.h>
#include <k3dsdk/classes.h>
#include <k3dsdk/document_plugin_factory.h>
#include <k3dsdk/ibitmap_exporter.h>
#include <k3dsdk/inetwork_render_frame.h>
#include <k3dsdk/istream_ri.h>
#include <k3dsdk/itexture_ri.h>
#include <k3dsdk/measurement.h>
#include <k3dsdk/node.h>
#include <k3dsdk/plugin.h>
#include <k3dsdk/system.h>
#include <k3dsdk/types_ri.h>
#include <boost/scoped_ptr.hpp>
#include <iterator>
namespace libk3drenderman
{
/////////////////////////////////////////////////////////////////////////////
// texture_map
class texture_map :
public k3d::node,
public k3d::bitmap_modifier<texture_map>,
public k3d::ri::itexture
{
typedef k3d::node base;
public:
texture_map(k3d::iplugin_factory& Factory, k3d::idocument& Document) :
base(Factory, Document),
m_cache_path(k3d::system::generate_temp_file()),
m_refresh_cache(true),
m_swrap(init_owner(*this) + init_name("swrap") + init_label(_("swrap")) + init_description(_("S Wrap")) + init_value(k3d::ri::RI_CLAMP()) + init_values(wrap_values())),
m_twrap(init_owner(*this) + init_name("twrap") + init_label(_("twrap")) + init_description(_("T Wrap")) + init_value(k3d::ri::RI_CLAMP()) + init_values(wrap_values())),
m_filter(init_owner(*this) + init_name("filter") + init_label(_("filter")) + init_description(_("Filter")) + init_value(k3d::ri::RI_GAUSSIAN()) + init_values(filter_values())),
m_swidth(init_owner(*this) + init_name("swidth") + init_label(_("swidth")) + init_description(_("Filter S Width")) + init_value(2.0) + init_constraint(constraint::minimum(std::numeric_limits<double>::epsilon())) + init_step_increment(1.0) + init_units(typeid(k3d::measurement::scalar))),
m_twidth(init_owner(*this) + init_name("twidth") + init_label(_("twidth")) + init_description(_("Filter T Width")) + init_value(2.0) + init_constraint(constraint::minimum(std::numeric_limits<double>::epsilon())) + init_step_increment(1.0) + init_units(typeid(k3d::measurement::scalar)))
{
}
~texture_map()
{
if(!m_cache_path.empty())
k3d::filesystem::remove(m_cache_path);
}
void setup_renderman_texture(k3d::inetwork_render_frame& Frame, k3d::ri::istream& Stream, k3d::ri::ishader_collection& Shaders)
{
return_if_fail(!m_cache_path.empty());
m_ri_image_path = k3d::filesystem::path();
m_ri_texture_path = k3d::filesystem::path();
const k3d::bitmap* const texture = m_output_bitmap.pipeline_value();
if(!texture)
return;
m_ri_image_path = Frame.add_file("texture");
return_if_fail(!m_ri_image_path.empty());
m_ri_texture_path = Frame.add_file("texture");
return_if_fail(!m_ri_texture_path.empty());
if(m_refresh_cache || !k3d::filesystem::exists(m_cache_path))
{
m_refresh_cache = false;
boost::scoped_ptr<k3d::ibitmap_exporter> exporter(k3d::plugin::create<k3d::ibitmap_exporter>(k3d::classes::TIFFBitmapExporter()));
return_if_fail(exporter);
return_if_fail(exporter->write_file(m_cache_path, *texture));
}
k3d::filesystem::copy_file(m_cache_path, m_ri_image_path);
Stream.RiMakeTextureV(m_ri_image_path.native_filesystem_string(), m_ri_texture_path.native_filesystem_string(), m_swrap.pipeline_value(), m_twrap.pipeline_value(), m_filter.pipeline_value(), m_swidth.pipeline_value(), m_twidth.pipeline_value());
}
const k3d::filesystem::path renderman_texture_path(const k3d::ri::render_state& State)
{
return m_ri_texture_path;
}
void on_resize_bitmap(const k3d::bitmap& Input, k3d::bitmap& Output)
{
Output.recreate(Input.width(), Input.height());
}
void on_assign_pixels(const k3d::bitmap& Input, k3d::bitmap& Output)
{
Output = Input;
m_refresh_cache = true;
}
static k3d::iplugin_factory& get_factory()
{
static k3d::document_plugin_factory<texture_map,
k3d::interface_list<k3d::ibitmap_source,
k3d::interface_list<k3d::ibitmap_sink,
k3d::interface_list<k3d::ri::itexture> > > > factory(
k3d::uuid(0x956071b5, 0xb1d0418b, 0x89c5037d, 0xf7618d54),
"RenderManTextureMap",
_("Converts a bitmap into a RenderMan Texture Map"),
"RenderMan",
k3d::iplugin_factory::STABLE);
return factory;
}
private:
/// Stores the absolute path to a cached TIFF version of our input
k3d::filesystem::path m_cache_path;
/// Set to true iff the cache needs to be refreshed
bool m_refresh_cache;
/// Stores the absolute path to the saved TIFF version of this texture_map (for use during RenderMan rendering)
k3d::filesystem::path m_ri_image_path;
/// Stores the absolute path to the version of this texture_map converted by the renderer (via RiMakeTexture())
k3d::filesystem::path m_ri_texture_path;
k3d_data(std::string, immutable_name, change_signal, with_undo, local_storage, no_constraint, list_property, with_serialization) m_swrap;
k3d_data(std::string, immutable_name, change_signal, with_undo, local_storage, no_constraint, list_property, with_serialization) m_twrap;
k3d_data(std::string, immutable_name, change_signal, with_undo, local_storage, no_constraint, list_property, with_serialization) m_filter;
k3d_data(double, immutable_name, change_signal, with_undo, local_storage, with_constraint, measurement_property, with_serialization) m_swidth;
k3d_data(double, immutable_name, change_signal, with_undo, local_storage, with_constraint, measurement_property, with_serialization) m_twidth;
const k3d::ilist_property<std::string>::values_t& wrap_values()
{
static k3d::ilist_property<std::string>::values_t values;
if(values.empty())
{
values.push_back(k3d::ri::RI_BLACK());
values.push_back(k3d::ri::RI_CLAMP());
values.push_back(k3d::ri::RI_PERIODIC());
}
return values;
}
const k3d::ilist_property<std::string>::values_t& filter_values()
{
static k3d::ilist_property<std::string>::values_t values;
if(values.empty())
{
values.push_back(k3d::ri::RI_GAUSSIAN());
values.push_back(k3d::ri::RI_BOX());
values.push_back(k3d::ri::RI_TRIANGLE());
values.push_back(k3d::ri::RI_CATMULL_ROM());
values.push_back(k3d::ri::RI_SINC());
}
return values;
}
};
/////////////////////////////////////////////////////////////////////////////
// texture_map_factory
k3d::iplugin_factory& texture_map_factory()
{
return texture_map::get_factory();
}
} // namespace libk3drenderman
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