cgal/Polyhedron/demo/Polyhedron/Scene_implicit_function_item.h

84 lines
2.2 KiB
C++

#ifndef SCENE_IMPLICIT_FUNCTION_ITEM_H
#define SCENE_IMPLICIT_FUNCTION_ITEM_H
#include <CGAL/Three/Scene_item.h>
#include <CGAL/Three/Scene_interface.h>
#include "Scene_implicit_function_item_config.h"
#include "implicit_functions/Implicit_function_interface.h"
#include "Color_ramp.h"
#include <QGLViewer/manipulatedFrame.h>
#include <Viewer.h>
#define SCENE_IMPLICIT_GRID_SIZE 120
class Viewer_interface;
struct Scene_implicit_function_item_priv;
class Texture{
private:
int Width;
int Height;
int size;
GLubyte *data;
public:
Texture(int w, int h)
{
Width = w;
Height = h;
size = 3*Height*Width;
data = new GLubyte[size];
}
int getWidth() const {return Width;}
int getHeight() const {return Height;}
int getSize() const {return size;}
void setData(int i, int j, int r, int g, int b){
data[j*Width*3 +i*3] = r;
data[j*Width*3 +i*3+1] = g;
data[j*Width*3 +i*3+2] = b;}
GLubyte* getData(){return data; }
};
class SCENE_IMPLICIT_FUNCTION_ITEM_EXPORT Scene_implicit_function_item
: public CGAL::Three::Scene_item
{
Q_OBJECT
typedef qglviewer::ManipulatedFrame ManipulatedFrame;
public:
Scene_implicit_function_item(Implicit_function_interface*);
virtual ~Scene_implicit_function_item();
Implicit_function_interface* function() const ;
bool isFinite() const { return true; }
bool isEmpty() const { return false; }
void compute_bbox() const;
Scene_implicit_function_item* clone() const { return NULL; }
// rendering mode
virtual bool supportsRenderingMode(RenderingMode m) const;
virtual bool manipulatable() const { return true; }
virtual ManipulatedFrame* manipulatedFrame();
// actually draw() is also overloaded to detect when the cut plane is moved
virtual void draw()const {}
virtual void draw(CGAL::Three::Viewer_interface*) const;
virtual void drawEdges(CGAL::Three::Viewer_interface*) const;
virtual QString toolTip() const;
virtual void invalidateOpenGLBuffers();
public Q_SLOTS:
void plane_was_moved();
void compute_function_grid() const;
void updateCutPlane();
protected:
friend struct Scene_implicit_function_item_priv;
Scene_implicit_function_item_priv* d;
};
#endif // SCENE_IMPLICIT_FUNCTION_ITEM