/**
* Method is call on press special key
*/
void Visualizer::onSpecial(int key, int, int)
{
switch(key)
{
case GLUT_KEY_UP:
if (yshift>-50) yshift--; /* shift up */
onReshape(WindowWidth, WindowHeight);
glutPostRedisplay();
break;
case GLUT_KEY_DOWN:
if (yshift<50) yshift++; /* shift down */
onReshape(WindowWidth, WindowHeight);
glutPostRedisplay();
break;
case GLUT_KEY_LEFT:
if (xshift<50) xshift++; /* shift left */
onReshape(WindowWidth, WindowHeight);
glutPostRedisplay();
break;
case GLUT_KEY_RIGHT:
if (xshift>-50) xshift--; /* shift right */
onReshape(WindowWidth, WindowHeight);
glutPostRedisplay();
break;
}
}
void DrawingWindow::reshapeFunction(int _width, int _height)
{
#ifdef GLUT_Y_AXIS_BUG
// GLUT BUG - se ia in considerare si dimensiunea marginii ferestrei pe Y
if(glutBorderOffset == 0)
{
glutBorderOffset = height - _height;
}
// GLUT BUG - atunci cand se maximizeaza fereastra folosind butonul de MAXIMIZE, se calculeaza CORECT dimensiunea ferestrei pe Y tinand cont si de margine (BORDER)
// Ignora in acest caz dimensiunea marginii
if(glutGet(GLUT_WINDOW_HEIGHT) != _height)
{
actualBorderOffset = 0;
}
else
actualBorderOffset = glutBorderOffset;
#endif
onReshape(_width,_height);
width = _width;
height = _height;
//glViewport stabileste transformarea in poarta de vizualizare
glViewport(0,0,width,height);
//se stabileste transformarea de proiectie
glMatrixMode(GL_PROJECTION);
//se porneste de la matricea identitate
glLoadIdentity();
//glOrtho este o proiectie ortografica - ea stabileste volumul de vizualizares
//in cazul nostru, stabileste fereastra de vizualizare
glOrtho(0,200,0,200,1,300);
//ne intoarcem la matricea de modelare vizualizare
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
//gluLookAt(0.0, 0.0, 20.0,0.0, 0.0, 0.0, 0.0, 1.0, 0.0);
gluLookAt(45, 45, 45,0.0, 0.0, 0.0, 0.0, 0.0, 1.0);
}
// This file is part of CGLib.
//
// CGLib 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.
//
// CGLib 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 CGLib; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
//
// Copyright 2007 Carlos Martinho
#include "ReshapeEventNotifier.h"
namespace cg {
SINGLETON_IMPLEMENTATION(ReshapeEventNotifier)
void ReshapeEventNotifier::handleReshape(int width, int height) {
FOR_EACH_LISTENER(onReshape(width,height))
}
}
/**
* This method is call on press of key
*/
void Visualizer::onKeyboard(unsigned char key, int, int)
{
if (key>='A' && key<='Z') key+='a'-'A'; /* convert upper char on lower */
switch (key) { /* press key */
case '1' : /* show vertex */
glPolygonMode(GL_FRONT, GL_POINT);
glPolygonMode(GL_BACK, GL_POINT);
glutPostRedisplay();
break;
case '2' : /* show wireframe */
glPolygonMode(GL_FRONT, GL_LINE);
glPolygonMode(GL_BACK, GL_LINE);
glutPostRedisplay();
break;
case '3' : /* show fill polygons */
glPolygonMode(GL_FRONT, GL_FILL);
glPolygonMode(GL_BACK, GL_FILL);
glutPostRedisplay();
break;
case '5' : /* decrease vision angle */
if (fov>0) fov--;
onReshape(WindowWidth, WindowHeight);
glutPostRedisplay();
break;
case '6' :
if (fov<180) fov++; /* increase vision angle */
onReshape(WindowWidth, WindowHeight);
glutPostRedisplay();
break;
case '7' : /* zoom in trim plain */
if (line_width > 0) line_width -= 0.5;
glLineWidth(line_width);
glPointSize(line_width);
onReshape(WindowWidth, WindowHeight);
glutPostRedisplay();
break;
case '8' : /* zoom out trim plain */
if (line_width < 10) line_width += 0.5;
glLineWidth(line_width);
glPointSize(line_width);
onReshape(WindowWidth, WindowHeight);
glutPostRedisplay();
break;
case 's' : /* print to bitmap - screenshot */
saveScreenshot(screenshotFileName);
break;
case 27 : /* Escape */
case 'q' :
exit(0); /* exit */
break;
case 'm' :
colorInput = INTERPOLATE_RADIOSITY; /* interpolate radiosity */
createCallList();
glutPostRedisplay();
break;
case 'b' :
colorInput = INTERPOLATE_RADIOSITY_RAW; /* interpolate radiosity */
createCallList();
glutPostRedisplay();
break;
case 'v' :
colorInput = RADIOSITY; /* radiosity */
createCallList();
glutPostRedisplay();
break;
case 'n' :
colorInput = RADIOSITY_LAST; /* radiosity */
createCallList();
glutPostRedisplay();
break;
case 'z' :
colorInput = REFLECTIVITY; /* reflectivity + emission */
createCallList();
glutPostRedisplay();
break;
case 'x' :
colorInput = EMISSION; /* reflectivity */
createCallList();
glutPostRedisplay();
break;
case 'c' :
colorInput = REFLECT_EMISS; /* emission */
createCallList();
glutPostRedisplay();
break;
case 'f' :
glutFullScreen(); /* fullscrean */
break;
case 'w' :
glutReshapeWindow(WindowWidth, WindowHeight); /* go back to window */
break;
default:
break;
}
}
