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| /////////////////////////////////////////////////
//var globales
tabPixel est un tableau de 50*50*4 entiers sans signe sur 1 octet
lum est un tableau de 4 réels
lum[1] = 0.
lum[2] = 0.
lum[3] = 1.
lum[4] = 1.
lum1 est un tableau de 4 réels
lum1[1] = 0.
lum1[2] = 0.5
lum1[3] = 1.
lum1[4] = 1.
lum2 est un tableau de 4 réels
lum2[1] = 1.
lum2[2] = 1.
lum2[3] = 0.5
lum2[4] = 1.
PROCEDURE creationFenetre(WIDTH,HEIGHT,nomFenetre,posX,posY)
//creation de la fenetre
glutInitDisplayMode(GLUT_RGBA + GLUT_SINGLE + GLUT_DEPTH);
glutInitWindowSize(WIDTH,HEIGHT);
glutInitWindowPosition(50,50);
glutCreateWindow("Scène 3D");
//init
glEnable(GL_DEPTH_TEST);
glEnable(GL_LIGHTING)
glEnable(GL_LIGHT0)
initTexture()
//Callback
glutDisplayFunc(&callbackDisplay);
glutReshapeFunc(&callbackReshape);
// lance le gestionnaire glut
glutMainLoop();
////////////////////////////////////////////////////////////////////////////////////
PROCEDURE callbackDisplay()
glClearColor(0,0,0,0); // selectionne la couleur noire (qui est celle par défaut)
glClear(GL_COLOR_BUFFER_BIT + GL_DEPTH_BUFFER_BIT);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
gluLookAt(4.,3.,3.,0.,0.,0.,0.,1.,0.);
//lumieres
//glLightfv(gl_LIGHT0,GL_position,&lum)
glLightfv(GL_LIGHT0,GL_AMBIENT_AND_DIFFUSE,&lum1)
glLightfv(GL_LIGHT0,GL_SPECULAR,&lum2)
//textures
idTexture est un entier
glEnable(GL_TEXTURE_2D)
glGenTextures( 1,&idTexture )
glBindTexture(GL_TEXTURE_2D, idTexture)
glTexImage2D(GL_TEXTURE_2D, 0, 4, 50,50,0,GL_RGBA,GL_UNSIGNED_BYTE,&tabPixel)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR)
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR)
glBegin(GL_QUADS);
/////////////////////// FACE 1 //////////////////////////
AppelDLL32("Opengl32.dll", "glNormal3d", 0.0, 1.0, 0.0)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0, 1.0 ,-1.0 ) // Coin Haut droit (Haut)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0, 1.0 ,-1.0 ) // Coin Haut gauche (Haut)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0, 1.0 , 1.0 ) // Coin bas gauche (Haut)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0, 1.0 , 1.0 ) // Coin bas droit (Haut)
/////////////////////// FACE 2 //////////////////////////
AppelDLL32("Opengl32.dll", "glNormal3d", 0.0, -1.0, 0.0)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 ,-1.0 , 1.0 ) // Coin Haut droit (Bas)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 ,-1.0 , 1.0 ) // Coin Haut gauche (Bas)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 ,-1.0 ,-1.0 ) // Coin bas gauche (Bas)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 ,-1.0 ,-1.0 ) // Coin bas droit (Bas)
/////////////////////// FACE 3 //////////////////////////
AppelDLL32("Opengl32.dll", "glNormal3d", 0.0, 0.0, 1.0)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 , 1.0 , 1.0 ) // Coin Haut droit (Avant)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 , 1.0 , 1.0 ) // Coin Haut gauche (Avant)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 ,-1.0 , 1.0 ) // Coin bas gauche (Avant)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 ,-1.0 , 1.0 ) // Coin bas droit (Avant)
/////////////////////// FACE 4 //////////////////////////
AppelDLL32("Opengl32.dll", "glNormal3d", 0.0, 0.0, -1.0)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 ,-1.0 ,-1.0 ) // Coin Haut droit (Arrière)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 ,-1.0 ,-1.0 ) // Coin Haut gauche (Arrière)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 , 1.0 ,-1.0 ) // Coin bas gauche (Arrière)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 , 1.0 ,-1.0 ) // Coin bas droit (Arrière)
/////////////////////// FACE 5 //////////////////////////
AppelDLL32("Opengl32.dll", "glNormal3d", -1.0, 0.0, 0.0)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 , 1.0 , 1.0 ) // Coin Haut droit (Gauche)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 , 1.0 ,-1.0 ) // Coin Haut gauche (Gauche)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 ,-1.0 ,-1.0 ) // Coin bas gauche (Gauche)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", -1.0 ,-1.0 , 1.0 ) // Coin bas droit (Gauche)
/////////////////////// FACE 6 //////////////////////////
AppelDLL32("Opengl32.dll", "glNormal3d", 1.0, 0.0, 0.0)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 , 1.0 ,-1.0 ) // Coin Haut droit (Droite)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 0.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 , 1.0 , 1.0 ) // Coin Haut gauche (Droite)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 0.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 ,-1.0 , 1.0 ) // Coin bas gauche (Droite)
AppelDLL32("Opengl32.dll", "glTexCoord2d", 1.0, 1.0)
AppelDLL32("Opengl32.dll", "glVertex3d", 1.0 ,-1.0 ,-1.0 ) // Coin bas droit (Droite)
// Fin du dessin
glEnd()
//Désactive le texturing
glDisable(GL_TEXTURE_2D)
glFlush();
////////////////////////////////////////////////////////////////////////////////////
PROCEDURE callbackReshape(w,h)
glViewport(0,0,w,h);
glMatrixMode(GL_PROJECTION); // Choisit la matrice de projection
glLoadIdentity();
xt est un réel = w/h
gluPerspective(45.0,xt,1.,10.);
////////////////////////////////////////////////////////////////////////////////////
PROCEDURE initTexture()
i est un entier
j est un entier = 0
k est un entier
POUR j=1 A 50
POUR i=1 A 50
// Identification de la couleur du pixel sélectionné
// Correspondance
k = (j-1)*4*50 + (i-1)*4
// Tableau de la texture
tabPixel[k+1] = i
tabPixel[k+2] = j
tabPixel[k+3] = Hasard(250)
tabPixel[k+4] = 0
FIN
FIN |
