/* Auteur: Nicolas JANEY */ /* nicolas.janey@univ-fcomte.fr */ /* Janvier 2002 */ /* Modelisation OpenGL d'une scene */ /* composee de cubes et de cylindres */ #include #include #include #include #include #include "ModuleCouleurs.h" #include "ModuleFont.h" #include "ModuleManipulateur.h" #include "ModuleMenus.h" #include "ModuleReshape.h" static int type = 0 ; static int maille = 0 ; void myinit(void) { GLfloat light_position0[] = { 0.0F,0.0F,1.0F,0.0F }; GLfloat light_position1[] = { 0.0F,0.0F,1.0F,0.0F }; glLightfv(GL_LIGHT0,GL_AMBIENT,couleurNoir()); glLightfv(GL_LIGHT0,GL_DIFFUSE,couleurBlanc()); glLightfv(GL_LIGHT1,GL_DIFFUSE,couleurBlanc()); glLightfv(GL_LIGHT0,GL_SPECULAR,couleurNoir()); glLightfv(GL_LIGHT0,GL_POSITION,light_position0); glLightfv(GL_LIGHT1,GL_POSITION,light_position1); glEnable(GL_LIGHT0); glEnable(GL_LIGHT1); glDepthFunc(GL_LESS); glEnable(GL_AUTO_NORMAL); glEnable(GL_NORMALIZE); glEnable(GL_ALPHA_TEST); glEnable(GL_BLEND); glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA); glLightModeli(GL_LIGHT_MODEL_TWO_SIDE,GL_TRUE); setManipulateurClavierAngle(35.0F,20.0F,0.0F); } void axes() { glPushMatrix() ; glColor4fv(couleurJaune()) ; glBegin(GL_LINES) ; glVertex3f(0.0F,0.0F,0.0F) ; glVertex3f(1.0F,0.0F,0.0F) ; glEnd() ; placeFontCursor(1.05F,0.05F,0.05F); simpleBitmapOutput("x"); glColor4fv(couleurCyan()) ; glBegin(GL_LINES) ; glVertex3f(0.0F,0.0F,0.0F) ; glVertex3f(0.0F,1.0F,0.0F) ; glEnd() ; placeFontCursor(0.05F,1.05F,0.05F); simpleBitmapOutput("y"); glColor4fv(couleurMagenta()) ; glBegin(GL_LINES) ; glVertex3f(0.0F,0.0F,0.0F) ; glVertex3f(0.0F,0.0F,1.0F) ; glEnd() ; placeFontCursor(0.05F,0.05F,1.05F); simpleBitmapOutput("z"); if ( maille ) { glColor4fv(couleurGrisMoyen()) ; for ( int i = -100 ; i < 100 ; i++ ) { glBegin(GL_LINES) ; glVertex3f((float) i,200.0F,0.0F) ; glVertex3f((float) i,-200.0F,0.0F) ; glEnd() ; glBegin(GL_LINES) ; glVertex3f(200.0F,(float) i,0.0F) ; glVertex3f(-200.0F,(float) i,0.0F) ; glEnd() ; } } glPopMatrix() ; } void wireCylinder(float r,float h,int n,int m) { glPushMatrix(); glRotatef(90,1.0F,0.0F,0.0F); glTranslatef(0.0F,0.0F,-h/2); GLUquadricObj *qobj = gluNewQuadric(); gluQuadricDrawStyle(qobj,GLU_LINE); gluCylinder(qobj,r,r,h,n,m); gluDeleteQuadric(qobj); glPopMatrix(); } void wireCubeCylindre() { glRotatef(90.0F,0.0F,0.0F,1.0F); glutWireCube(1.0); glTranslatef(0.0F,2.0F,0.0F); wireCylinder(0.2F,4.0F,10,10); glTranslatef(0.0F,2.0F,0.0F); } void wire2Cubes3Cylindres() { glPushMatrix(); glTranslatef(0.0F,2.0F,0.0F); wireCylinder(0.2F,4.0F,10,10); glTranslatef(0.0F,2.0F,0.0F); wireCubeCylindre(); wireCubeCylindre(); glPopMatrix(); glRotatef(90.0F,1.0F,0.0F,0.0F); glTranslatef(0.0F,-4.0F,0.0F); } void solidCylinder(float r,float h,int n,int m) { glPushMatrix(); glRotatef(90,1.0F,0.0F,0.0F); glTranslatef(0.0F,0.0F,-h/2); GLUquadricObj *qobj = gluNewQuadric(); gluQuadricDrawStyle(qobj,GLU_FILL); gluCylinder(qobj,r,r,h,n,m); gluDeleteQuadric(qobj); glPopMatrix(); } void solidCubeCylindre() { glRotatef(90.0F,0.0F,0.0F,1.0F); glutSolidCube(1.0); glTranslatef(0.0F,2.0F,0.0F); solidCylinder(0.2F,4.0F,10,10); glTranslatef(0.0F,2.0F,0.0F); } void solid2Cubes3Cylindres() { glPushMatrix(); glTranslatef(0.0F,2.0F,0.0F); solidCylinder(0.2F,4.0F,10,10); glTranslatef(0.0F,2.0F,0.0F); solidCubeCylindre(); solidCubeCylindre(); glPopMatrix(); glRotatef(90.0F,1.0F,0.0F,0.0F); glTranslatef(0.0F,-4.0F,0.0F); } void display(void) { glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT); glPushMatrix() ; manipulateurSouris(); manipulateurClavier(); glEnable(GL_DEPTH_TEST); glPushMatrix(); glTranslatef(2.0F,-2.0F,2.0F) ; glColor4fv(couleurRouge()) ; wire2Cubes3Cylindres(); glColor4fv(couleurVert()) ; wire2Cubes3Cylindres(); glColor4fv(couleurBlanc()) ; wire2Cubes3Cylindres(); glColor4fv(couleurBleu()) ; wire2Cubes3Cylindres(); glPopMatrix(); axes(); glEnable(GL_LIGHTING); glEnable(GL_CULL_FACE); glPushMatrix(); glTranslatef(2.0F,-2.0F,2.0F) ; glMaterialfv(GL_FRONT,GL_DIFFUSE,couleurRouge(0.5F)) ; solid2Cubes3Cylindres(); glMaterialfv(GL_FRONT,GL_DIFFUSE,couleurVert(0.5F)) ; solid2Cubes3Cylindres(); glMaterialfv(GL_FRONT,GL_DIFFUSE,couleurBlanc(0.5F)) ; solid2Cubes3Cylindres(); glMaterialfv(GL_FRONT,GL_DIFFUSE,couleurBleu(0.5F)) ; solid2Cubes3Cylindres(); glPopMatrix(); glDisable(GL_LIGHTING); glDisable(GL_CULL_FACE); glDisable(GL_DEPTH_TEST); glPopMatrix(); glFlush(); glutSwapBuffers(); } void key(unsigned char key,int x,int y) { if ( keyManipulateur(key,x,y) ) glutPostRedisplay(); else switch ( key ) { case 32 : maille = 1 - maille ; glutPostRedisplay(); break; } } int main(int argc,char **argv) { glutInit(&argc,argv); glutInitDisplayMode(GLUT_RGBA|GLUT_DEPTH|GLUT_DOUBLE); glutInitWindowSize(250,250); glutInitWindowPosition(50,50); glutCreateWindow("8 cubes et 12 cylindres"); myinit(); creationMenuBasique(); setParametresOrthoBasique(-4.5,4.5,-4.5,4.5,-50.0,50.0); setManipulateurDistance(1.0F); glutReshapeFunc(reshapeOrthoBasique); glutKeyboardFunc(key); glutSpecialFunc(specialBasique); glutMotionFunc(motionBasique); glutMouseFunc(sourisBasique); glutDisplayFunc(display); glutMainLoop(); return(0); }