L'exécutable
Le source: Survol.cpp
#include <windows.h>
#include <GL/gl.h>
#include <GL/glu.h>
#include <GL/glaux.h>
static float z = -15.0F ;
static float dz = 1.0F ;
void myinit(void) {
GLfloat specular[] = { 1.0,1.0,1.0,1.0 };
GLfloat shinines[] = { 50.0 };
GLfloat l_pos[] = { 1.0,1.0,1.0,0.0 };
glClearColor(0.5,0.5,1.0,1.0) ;
glMaterialfv(GL_FRONT,GL_SPECULAR,specular);
glMaterialfv(GL_FRONT,GL_SHININESS,shinines);
glLightfv(GL_LIGHT0,GL_POSITION,l_pos);
glEnable(GL_LIGHTING);
glEnable(GL_LIGHT0);
glDepthFunc(GL_LESS);
glEnable(GL_DEPTH_TEST);
}
void ligne(void) {
glPushMatrix() ;
auxSolidSphere(1.0) ;
for ( int x = 0 ; x < 4 ; x++ ) {
glTranslatef(5.0F,0.0F,0.0F) ;
auxSolidSphere(1.0) ; }
glPopMatrix() ;
}
void CALLBACK display(void) {
glClear(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
glPushMatrix();
glTranslatef(0.0F,-5.0F,z) ;
for ( int z = 0 ; z < 20 ; z++ ) {
glPushMatrix();
glTranslatef(-10.0F,0.0F,-5.0F*z) ;
ligne() ;
glPopMatrix(); }
glPopMatrix();
glFlush();
auxSwapBuffers();
}
void CALLBACK myReshape(int w,int h) {
glViewport(0,0,w,h);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glFrustum(-2.5,2.5,-2.5*(float)h/(float)w,2.5*(float)h/(float)w,3.,110.);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
}
void CALLBACK idle(void) {
z+= dz ;
if ( ( z == 100 ) || ( z == -15 ) )
dz = -dz ;
display() ;
}
void main(void) {
auxInitDisplayMode(AUX_DOUBLE|AUX_RGB|AUX_DEPTH);
auxInitPosition(0,0,250,250);
auxInitWindow("Sphères blanches en survol");
myinit();
auxIdleFunc(idle);
auxReshapeFunc(myReshape);
auxMainLoop(display);
}
RETOUR