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volumerender_test.h
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volumerender_test.h
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//
// Copyright (c) 2003-2010, MIST Project, Nagoya University
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification,
// are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
// this list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the Nagoya University nor the names of its contributors
// may be used to endorse or promote products derived from this software
// without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
// IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
// FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
// IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
#ifndef __INCLUDE_IMAGE_TEST__
#define __INCLUDE_IMAGE_TEST__
#include <FL/Fl_Gl_Window.H>
#include <mist/mist.h>
#include <mist/volumerender.h>
class volr_image_window;
typedef mist::vector2< double > point2;
typedef mist::vector3< double > point3;
typedef point3 vector_type;
typedef mist::volumerender::attribute_table< mist::rgb< double > > volr_table_type;
typedef mist::volumerender::parameter volr_parameter_type;
struct rendering_camera
{
point3 pos;
point3 dir;
point3 up;
};
class volr_draw_area : public Fl_Gl_Window
{
public:
typedef short ct_value_type;
typedef mist::array3< ct_value_type >::size_type size_type;
typedef mist::array3< ct_value_type >::difference_type difference_type;
public:
volr_draw_area( int x, int y, int w, int h, const char *l ) : Fl_Gl_Window( x, y, w, h, l ), zoom_( 300.0 ), fps_( 1.0 )
{
is_high_resolution_ = true;
draw_flag_ = false;
inside_mode_ = false;
high_reso_ = 256;
low_reso_ = 128;
mirror_view = true;
}
volr_draw_area( int x, int y, int w, int h ) : Fl_Gl_Window( x, y, w, h ), zoom_( 300.0 ), fps_( 1.0 )
{
is_high_resolution_ = true;
draw_flag_ = false;
inside_mode_ = false;
high_reso_ = 256;
low_reso_ = 128;
mirror_view = true;
}
virtual ~volr_draw_area(){ }
private:
mist::array3< ct_value_type > ct;
mist::array3< double > depth_map;
mist::array2< mist::rgb< unsigned char > > image_;
bool is_high_resolution_;
bool draw_flag_;
bool inside_mode_;
double zoom_;
double fps_;
int drag_beg_x;
int drag_beg_y;
bool mirror_view;
size_type high_reso_;
size_type low_reso_;
rendering_camera camera_;
rendering_camera old_camera_;
volr_table_type volr_table;
volr_parameter_type volr_parameter;
public:
int handle( int event );
void draw( );
void draw_image( );
public:
void onKeyDown( int key );
void onMouseDown( int x, int y );
void onMouseDrag( int button, int x, int y );
void onMouseUp( int x, int y );
void onInsideViewCallBack( );
static void __onInsideViewCallBack__( void *p )
{
( ( volr_draw_area * )p )->onInsideViewCallBack( );
}
public:
size_type high_reso( size_type reso )
{
if( is_high_resolution_ && high_reso_ != reso )
{
high_reso_ = reso;
draw_flag_ = true;
redraw( );
Fl::wait( 0 );
}
return( high_reso_ = reso );
}
size_type low_reso( size_type reso )
{
if( !is_high_resolution_ && low_reso_ != reso )
{
low_reso_ = reso;
draw_flag_ = true;
redraw( );
Fl::wait( 0 );
}
return( low_reso_ = reso );
}
void specular( bool b )
{
volr_parameter.specular = b ? 1.0 : 0.0;
draw_flag_ = true;
redraw( );
Fl::wait( 0 );
}
void light_attenuation( double lightAtten )
{
volr_parameter.light_attenuation = lightAtten;
draw_flag_ = true;
redraw( );
Fl::wait( 0 );
}
void sampling_step( double sstep )
{
volr_parameter.sampling_step = sstep;
draw_flag_ = true;
redraw( );
Fl::wait( 0 );
}
void termination( double terminate )
{
volr_parameter.termination = terminate;
draw_flag_ = true;
redraw( );
Fl::wait( 0 );
}
void fovy( double ffovy )
{
volr_parameter.fovy = ffovy;
draw_flag_ = true;
redraw( );
Fl::wait( 0 );
}
void inside_mode( bool is_inside )
{
inside_mode_ = is_inside;
}
public:
void read_image( volr_image_window *wnd );
void write_image( volr_image_window *wnd );
void render_test( volr_image_window *wnd );
void rotate_camera( int sx, int sy, int x, int y );
void rotate_camera( int x, int y, double step );
void move_camera( double x, double y, double z );
void initialize( );
};
#endif // __INCLUDE_IMAGE_TEST__