Voici un code :
////////////////////////////////////////////////////////////////
//
// Name: MenuGlut
// Copyright:
// Author: Algex
// Date: 01/07/06 16:13
// Description: programme pour tester les menus avec glut et les fenetres
//
////////////////////////////////////////////////////////////////
/*les includes*/
#include <stdio.h>
#include <stdlib.h>
#include <windows.h>
#include <GL/glut.h>
#include <stdarg.h>
#include <string.h>
#include "tgaload.h"
/*les defines*/
#define MAX_NO_TEXTURES 3
#define CUBE_TEXTURE 0
#define FCUBE_TEXTURE 1
#define MCUBE_TEXTURE 2
/*les variables globales*/
GLuint texture_id[MAX_NO_TEXTURES];
int texture = 0;
int idMenuRacine = 0;
int idMenuTransformation = 0;
int choix = 0;
float xrot = 0.0;
float yrot = 0.0;
float xspeed = 0.0;
float yspeed = 0.0;
float ratio = 0.0;
float z =-5.0f;
GLfloat LightAmbient[] = { 0.5f, 0.5f, 0.5f, 1.0f };
GLfloat LightDiffuse[] = { 1.0f, 1.0f, 1.0f, 1.0f };
GLfloat LightPosition[] = { 0.0f, 0.0f, 2.0f, 1.0f };
bool light;
bool blend;
bool fullscreen;
bool lp;
bool fp;
bool bp;
bool fsp;
void LoadGLTextures (char name[]);
void InitGL (void);
void reshape (int w, int h);
void displayMain (void);
void arrow_keys (int a_keys, int x, int y);
void keyboard (unsigned char key, int x, int y);
void menuPrincipal (int value);
void menuTransformation(int value);
void displayFille (void);
void bitmap_output (int x,int y,char *string,void *font);
enum {TRANSPARENCE, LUMIERE, PLEIN_ECRAN, TEXTURE, QUITTER};
enum {ATLANTIC, GLASS, VORTEX};
/*fonction principale*/
int main (int argc, char** argv)
{
///////////////////////////INITIALISATION////////////////////////////////////////////
glutInit (&argc, argv);
glutInitDisplayMode (GLUT_DEPTH | GLUT_DOUBLE | GLUT_RGBA);
/*on initialise*/
InitGL ();
//////////////////////////////FENETRE 1/////////////////////////////////////////////////////
glutInitWindowPosition (0,0);
/*si la fenetre n'est pas en plein écran on se met en taille 500 * 500*/
glutInitWindowSize (500, 500);
choix = MessageBoxA (NULL, "Voulez-vous executer l'application en plein écran?", "Quel mode ?", MB_YESNOCANCEL | MB_ICONQUESTION);
if(choix == IDYES)
{
/*on se met en plein écran*/
glutFullScreen ();
fsp = true;
}
if(choix == IDCANCEL)
//on quitte
exit(0);
/*titre de la fenetre*/
int f1 ;
f1 = glutCreateWindow ("application");
/*on fait une fonction d'affichage*/
glutDisplayFunc (displayMain);
/*redimensionnement*/
glutReshapeFunc (reshape);
/*fonction de gestion des touches*/
glutKeyboardFunc (keyboard);
/*fonction spéciale*/
glutSpecialFunc (arrow_keys);
glutIdleFunc (displayMain);
idMenuTransformation = glutCreateMenu(menuTransformation);
glutAddMenuEntry ("lumiere", LUMIERE);
glutAddMenuEntry ("Transparence", TRANSPARENCE);
idMenuRacine = glutCreateMenu(menuPrincipal);
glutAddSubMenu ("Transformation", idMenuTransformation);
glutAddMenuEntry ("plein ecran", PLEIN_ECRAN);
glutAddMenuEntry ("Quitter", QUITTER);
glutAttachMenu (GLUT_RIGHT_BUTTON);
/////////////////////////////FENETRE 2//////////////////////////////////
glutInitWindowPosition (10,10);
glutInitWindowSize (350,250);
int f2;
f2 = glutCreateWindow ("touches");
glClearColor(1.0,1.0,1.0,1.0);
glColor3f(0,0,0);
glLineWidth(3.0);
/*on fait une fonction d'affichage*/
glutDisplayFunc (displayFille);
/*boucle infinie*/
glutMainLoop ();
return 0;
}
void menuPrincipal(int value)
{
switch(value)
{
case PLEIN_ECRAN: fsp=TRUE; fullscreen = !fullscreen;
if(fullscreen)
glutFullScreen();
else
glutReshapeWindow(500, 500); break;
case QUITTER: exit(0); break;
default: break;
}
}
/*menu de transformation*/
void menuTransformation(int value)
{
switch(value)
{
case TRANSPARENCE: bp=TRUE; blend = !blend;
if(blend)
{
glEnable(GL_BLEND);
glDisable(GL_DEPTH_TEST); }
else
glDisable(GL_BLEND); glEnable(GL_DEPTH_TEST); break;
case LUMIERE: lp=TRUE; light=!light;
if (!light)
glDisable(GL_LIGHTING);
else
glEnable(GL_LIGHTING); break;
}
}
/*initialisation d'openGL*/
void InitGL()
{
/*on se met en mode texturage*/
glEnable (GL_TEXTURE_2D);
glShadeModel (GL_SMOOTH);
/*on efface l'écran*/
glClearColor (0.0f, 0.0f, 0.0f, 0.5f);
/*on initialise la profondeur*/
glClearDepth (1.0f);
/*on se met en mode profondeur*/
glEnable (GL_DEPTH_TEST);
/*on crée une fonction de profondeur*/
glDepthFunc (GL_LEQUAL);
glHint (GL_PERSPECTIVE_CORRECTION_HINT, GL_NICEST);
/*un peu de lumière ça fait du bien*/
glLightfv (GL_LIGHT1, GL_AMBIENT, LightAmbient);
glLightfv (GL_LIGHT1, GL_DIFFUSE, LightDiffuse);
glLightfv (GL_LIGHT1, GL_POSITION,LightPosition);
/*c'est possible de la voir*/
glEnable (GL_LIGHT1);
/*on a une couleur transparente*/
glColor4f (1.0f,1.0f,1.0f,0.5f);
/*on a une fonction de blending*/
glBlendFunc (GL_SRC_ALPHA,GL_ONE);
}
/*le chargement des textures avec tga*/
void LoadGLTextures(char name[])
{
glPixelStorei (GL_UNPACK_ALIGNMENT, 1);
glGenTextures (3, texture_id);
image_t temp_image;
glBindTexture (GL_TEXTURE_2D, texture_id [0]);
glTexParameteri (GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);
glTexParameteri (GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);
tgaLoad (name, &temp_image, TGA_FREE | TGA_LOW_QUALITY );
glBindTexture (GL_TEXTURE_2D, texture_id [1] );
glTexParameteri (GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
glTexParameteri (GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR);
tgaLoad (name, &temp_image, TGA_FREE | TGA_LOW_QUALITY );
glBindTexture (GL_TEXTURE_2D, texture_id [2] );
glTexParameteri (GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_LINEAR);
glTexParameteri (GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_LINEAR_MIPMAP_NEAREST );
tgaLoad (name, &temp_image, TGA_FREE | TGA_LOW_QUALITY );
}
/*fonction de redimensionnement*/
void reshape( int w, int h )
{
if(h == 0)
h = 1;
ratio = 1.0f * w / h;
glMatrixMode (GL_PROJECTION);
glLoadIdentity ();
glViewport (0, 0, w, h);
gluPerspective (80,ratio,1,200);
glMatrixMode (GL_MODELVIEW);
glLoadIdentity ();
gluLookAt (0, 0, 30, 0, 0, 10, 0.0f, 1.0f, 0.0f);
}
/*fonction d'affichage*/
void displayMain()
{
glClear (GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
glLoadIdentity ();
glPushMatrix ();
glTranslatef (0.0, 0.0, z );
glRotatef (xrot, 1.0, 0.0, 0.0 );
glRotatef (yrot, 0.0, 1.0, 0.0 );
/*on charge les textures*/
LoadGLTextures ("glass.tga");
glBindTexture (GL_TEXTURE_2D, 2);
glBegin (GL_QUADS);
/*face avant*/
glTexCoord2f (0.0f, 0.0f); glVertex3f (-1.0f, -1.0f, 1.0f);
glTexCoord2f (1.0f, 0.0f); glVertex3f ( 1.0f, -1.0f, 1.0f);
glTexCoord2f (1.0f, 1.0f); glVertex3f ( 1.0f, 1.0f, 1.0f);
glTexCoord2f (0.0f, 1.0f); glVertex3f (-1.0f, 1.0f, 1.0f);
/*face arriere*/
glTexCoord2f (1.0f, 0.0f); glVertex3f (-1.0f, -1.0f, -1.0f);
glTexCoord2f (1.0f, 1.0f); glVertex3f (-1.0f, 1.0f, -1.0f);
glTexCoord2f (0.0f, 1.0f); glVertex3f ( 1.0f, 1.0f, -1.0f);
glTexCoord2f (0.0f, 0.0f); glVertex3f ( 1.0f, -1.0f, -1.0f);
/*face de dessus*/
glTexCoord2f (0.0f, 1.0f); glVertex3f (-1.0f, 1.0f, -1.0f);
glTexCoord2f (0.0f, 0.0f); glVertex3f (-1.0f, 1.0f, 1.0f);
glTexCoord2f (1.0f, 0.0f); glVertex3f ( 1.0f, 1.0f, 1.0f);
glTexCoord2f (1.0f, 1.0f); glVertex3f ( 1.0f, 1.0f, -1.0f);
/*face de dessous*/
glTexCoord2f (1.0f, 1.0f); glVertex3f (-1.0f, -1.0f, -1.0f);
glTexCoord2f (0.0f, 1.0f); glVertex3f ( 1.0f, -1.0f, -1.0f);
glTexCoord2f (0.0f, 0.0f); glVertex3f ( 1.0f, -1.0f, 1.0f);
glTexCoord2f (1.0f, 0.0f); glVertex3f (-1.0f, -1.0f, 1.0f);
/*face de droite*/
glTexCoord2f (1.0f, 0.0f); glVertex3f ( 1.0f, -1.0f, -1.0f);
glTexCoord2f (1.0f, 1.0f); glVertex3f ( 1.0f, 1.0f, -1.0f);
glTexCoord2f (0.0f, 1.0f); glVertex3f ( 1.0f, 1.0f, 1.0f);
glTexCoord2f (0.0f, 0.0f); glVertex3f ( 1.0f, -1.0f, 1.0f);
/*face de gauche*/
glTexCoord2f (0.0f, 0.0f); glVertex3f (-1.0f, -1.0f, -1.0f);
glTexCoord2f (1.0f, 0.0f); glVertex3f (-1.0f, -1.0f, 1.0f);
glTexCoord2f (1.0f, 1.0f); glVertex3f (-1.0f, 1.0f, 1.0f);
glTexCoord2f (0.0f, 1.0f); glVertex3f (-1.0f, 1.0f, -1.0f);
glEnd ();
/*on vire la matrice*/
glPopMatrix ();
xrot+=xspeed;
yrot+=yspeed;
glutSwapBuffers ();
}
/*fonction de gestion des clés*/
void keyboard (unsigned char key, int x, int y)
{
switch (key)
{
case 27: exit (0); break;
case 'l': lp=TRUE; light=!light;
if (!light)
glDisable(GL_LIGHTING);
else
glEnable(GL_LIGHTING);break;
case 'b': bp=TRUE; blend = !blend;
if(blend)
{glEnable(GL_BLEND);
glDisable(GL_DEPTH_TEST);}
else
{glDisable(GL_BLEND);
glEnable(GL_DEPTH_TEST);} break;
default: break;
}
}
void arrow_keys (int a_keys, int x, int y)
{
switch (a_keys)
{
case GLUT_KEY_UP: xspeed-=0.1f; break;
case GLUT_KEY_DOWN: xspeed+=0.1f; break;
case GLUT_KEY_RIGHT: yspeed+=0.1f; break;
case GLUT_KEY_LEFT: yspeed-=0.1f; break;
case GLUT_KEY_F1: glutFullScreen (); break;
case GLUT_KEY_F2: glutReshapeWindow (500, 500); break;
default: break;
}
}
void displayFille()
{
glClear (GL_COLOR_BUFFER_BIT);
bitmap_output(70,240,"appuyez sur F1 pour passer en plein ecran",GLUT_BITMAP_HELVETICA_18);
glutSwapBuffers();
}
void bitmap_output(int x,int y,char *string,void *font)
{
int len,i;
glRasterPos2f(x,y);
len = (int) strlen(string);
for (i = 0; i < len; i++)
{
glutBitmapCharacter(font,string[i]);
}
}
Désolé pour la longueur
J'aimerai savoir pourquoi l'ordi m'affiche un cube non texture ?
En plus il ne m'affiche meme pas le texte dans la 2ème fenetre...