///Function that starts the entire process.
void ScreenSaver::execute(int& argc , char** argv) {
///Generating objects
generateTable();
generateBall();
glutInit(&argc,argv);
glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGBA | GLUT_DEPTH);
glutInitWindowSize(WIDTH , HEIGHT);
glutInitWindowPosition(50,50);
windowID = glutCreateWindow(" Bouncy ball ");
init();
threadInit();
initSkybox();
glutDisplayFunc(display);
glutReshapeFunc(reshape);
glutMouseFunc(handleMouse);
glutKeyboardFunc(handleKeyboard);
glutSpecialFunc(handleSpecial);
//GLUI *glUserInterface = GLUI_Master.create_glui_subwindow( windowID,GLUI_SUBWINDOW_RIGHT );
menu.createMenu();
glutTimerFunc(DELTA_T , timer , 0);
glutMainLoop();
for(int i=0; i<NUM_BALLS;i++)
pthread_exit(&vecBallThread[i]);
}
/*
* qui bisogna gestire tutto quello che riguarda i vari "update" del gioco, quindi
* movimento del verme(velocita', direzione...) , mappa, collision detection
*/
void loop(){
GLuint moveFrame = 0;
GLuint delay = 0;
/* calcolo del framerate */
programData.frame++;
programData.time = glutGet(GLUT_ELAPSED_TIME);
if(programData.timerender == 0) programData.timerender = programData.time;
if(programData.time - programData.timebase > 1000){
sprintf(programData.fps, "FPS: %.0f", programData.frame*1000.0/(programData.time-programData.timebase));
programData.timebase = programData.time;
programData.frame = 0;
}
/* controllo lo stato della partita */
switch(programData.gameStatus){
case 0: /* ho perso */
return;
break;
case 1: /* sto giocando */
/* continuo e stampo i punti */
sprintf(programData.pointsOSD, "PUNTI: %d",programData.points );
break;
case 2: /* ho vinto */
return;
break;
default:
break;
}
/* se sono nel menu' non devo muovere nulla */
if(programData.menu == 1){
return;
}
/* movimento della telecamera a scatti */
if(programData.time - programData.timerender > programData.timeFrame){
moveFrame = 1;
delay = programData.time - (programData.timerender + programData.timeFrame);
programData.timerender = programData.time + delay ;
}
/* controllo l'input dell'utente */
/* movimento verticale --> freccia up e down */
if((worldData.kup)||(worldData.kdown)){
if(worldData.yStatus == worldData.nextYstatus){ /* sono fermo */
switch(worldData.yStatus){
case 0: /*sono orizzontale*/
if(worldData.kup){
worldData.nextYstatus = 1;
worldData.nextAngleX = worldData.angleX - 90.0f;
worldData.nextAngleMX = worldData.angleMX -90.0f;
worldData.angleX = worldData.angleMX;
}else{
worldData.nextYstatus = 2;
worldData.nextAngleX = worldData.angleX + 90.0f;
worldData.nextAngleMX = worldData.angleMX + 90.0f;
worldData.angleX = worldData.angleMX;
}
break;
case 1: /*sono in alto*/
if(worldData.kdown){
worldData.nextYstatus = 0;
worldData.nextAngleX = worldData.angleX + 90.0f;
worldData.nextAngleMX = worldData.angleMX + 90.0f;
worldData.angleX = worldData.angleMX;
}
break;
case 2: /*sono in basso*/\
if(worldData.kup){
worldData.nextYstatus = 0;
worldData.nextAngleX = worldData.angleX - 90.0f;
worldData.nextAngleMX = worldData.angleMX -90.0f;
worldData.angleX = worldData.angleMX;
}
break;
default:
break;
}
}else{ /* caso in cui sono in movimento*/
if(worldData.kup){
if(worldData.nextYstatus == 2){ /*sto andando verso il basso*/
worldData.nextYstatus = 0;
worldData.yStatus = 2;
worldData.angleX = worldData.nextAngleX;
/* qui bisogna muovere il verme */
worldData.nextAngleX = worldData.angleX - 90.0f;
worldData.nextAngleMX = worldData.angleX - 90.0f;
}
}else{
if(worldData.nextYstatus == 1){ /*sto andando verso l'alto*/
worldData.nextYstatus = 0;
worldData.yStatus = 1;
worldData.angleX = worldData.nextAngleX;
/* qui bisogna muovere il verme */
worldData.nextAngleX = worldData.angleX + 90.0f;
worldData.nextAngleMX = worldData.angleX + 90.0f;
}
}
}
worldData.kup = 0;
worldData.kdown = 0;
}
/* movimento laterale --> freccia sx e dx */
if((worldData.kleft)||(worldData.kright)){
if(worldData.xStatus == 0){ /* sto andando dritto */
if(worldData.kleft){
worldData.nextXstatus = 1; /* vado a sinistra */
worldData.nextAngleY = worldData.angleY - 90.0f ;
worldData.nextAngleMY = worldData.angleMY - 90.0f ;
worldData.angleY = worldData.angleMY;
}
else{
worldData.nextXstatus = 2; /* vado a destra */
worldData.nextAngleY = worldData.angleY + 90.0f ;
worldData.nextAngleMY = worldData.angleMY + 90.0f ;
worldData.angleY = worldData.angleMY;
}
worldData.xStatus = 1;
}else{
switch(worldData.nextXstatus){
case 1: /* sto andando verso sinistra */
if(worldData.kright){
worldData.nextAngleY = worldData.nextAngleY + 90.0f;
worldData.nextAngleMY = worldData.nextAngleMY + 90.0f;
worldData.nextXstatus = 2;
worldData.angleY = worldData.angleMY;
}
break;
case 2: /* sto andando verso destra */
if(worldData.kleft){
worldData.nextAngleY = worldData.nextAngleY - 90.0f;
worldData.nextAngleMY = worldData.nextAngleMY - 90.0f;
worldData.nextXstatus = 1;
worldData.angleY = worldData.angleMY;
}
break;
default:
break;
}
}
worldData.kleft = 0;
worldData.kright = 0;
}
/* modifico l'angolo X */
if(worldData.yStatus != worldData.nextYstatus){
switch(worldData.nextYstatus){
case 0: /* devo arrivare sul piano */
switch(worldData.yStatus){
case 1:
worldData.angleMX += programData.velAngolare;
moveFrame = 0;
if(worldData.angleMX > worldData.nextAngleMX){
worldData.angleMX = worldData.nextAngleMX;
worldData.angleX = worldData.nextAngleX;
worldData.yStatus = 0;
}
break;
case 2:
worldData.angleMX -= programData.velAngolare;
moveFrame = 0;
if(worldData.angleMX < worldData.nextAngleMX){
worldData.angleMX = worldData.nextAngleMX;
worldData.angleX = worldData.nextAngleX;
worldData.yStatus = 0;
}
break;
default:
break;
}
break;
case 1:
worldData.angleMX -= programData.velAngolare;
moveFrame = 0;
if(worldData.angleMX < worldData.nextAngleMX){
worldData.angleMX = worldData.nextAngleMX;
worldData.angleX = worldData.nextAngleX;
worldData.yStatus = 1;
}
break;
case 2:
worldData.angleMX += programData.velAngolare;
moveFrame = 0;
if(worldData.angleMX > worldData.nextAngleMX){
worldData.angleMX = worldData.nextAngleMX;
worldData.angleX = worldData.nextAngleX;
worldData.yStatus = 2;
}
break;
default:
break;
}
}
/* modifico l'angolo Y */
if(worldData.xStatus){
switch(worldData.nextXstatus){
case 1: /* devo muovermi a sinistra */
worldData.angleMY -= programData.velAngolare;
moveFrame = 0;
if(worldData.angleMY < worldData.nextAngleMY){
worldData.angleMY = worldData.nextAngleMY;
worldData.angleY = worldData.nextAngleY;
worldData.xStatus = 0;
worldData.nextXstatus = 0;
}
break;
case 2: /* devo muovermi a destra */
worldData.angleMY += programData.velAngolare;
moveFrame = 0;
if(worldData.angleMY > worldData.nextAngleMY){
worldData.angleMY = worldData.nextAngleMY;
worldData.angleY = worldData.nextAngleY;
worldData.xStatus = 0;
worldData.nextXstatus = 0;
}
break;
default:
break;
}
}
/* controllo se sono in posizione tale da muovermi */
if(moveFrame){
float offSetX = 0.0f, offSetY = 0.0f, offSetZ = 0.0f;
// collision detection
double dist;
int collision = 0;
if(worldData.yStatus == 0){
/* movimento sul piano X */
offSetX = (float)sin(worldData.angleY * PIOVER180) * 3.5f;
offSetZ = (float)cos(worldData.angleY * PIOVER180) * 3.5f;
if(!moveWorm((float)sin(worldData.angleY * PIOVER180), (float)cos(worldData.angleY * PIOVER180), 0)){
programData.gameStatus = 0;
}
dist = dist2Point(-((myWorm.head)->x), -((myWorm.head)->y), (myWorm.head)->z, ball.x, ball.y, ball.z);
if(dist<= ((WORMDIA+DIA)*(WORMDIA+DIA)) )
collision = 1;
else
collision = 0;
if(checkWall((myWorm.head)->x+myWorm.dia, (myWorm.head)->z +myWorm.dia, 1)){
/*collision testa del verme*/
if(collision){
if(worldData.yStatus == 0){
increaseWorm((float)sin(worldData.angleY * PIOVER180), (float)cos(worldData.angleY * PIOVER180), 0);
increaseWorm((float)sin(worldData.angleY * PIOVER180), (float)cos(worldData.angleY * PIOVER180), 0);
increaseWorm((float)sin(worldData.angleY * PIOVER180), (float)cos(worldData.angleY * PIOVER180), 0);
increaseWorm((float)sin(worldData.angleY * PIOVER180), (float)cos(worldData.angleY * PIOVER180), 0);
}
else{
increaseWorm((float)sin(worldData.angleX * PIOVER180), (float)cos(worldData.angleX * PIOVER180), 1);
increaseWorm((float)sin(worldData.angleX * PIOVER180), (float)cos(worldData.angleX * PIOVER180), 1);
increaseWorm((float)sin(worldData.angleX * PIOVER180), (float)cos(worldData.angleX * PIOVER180), 1);
increaseWorm((float)sin(worldData.angleX * PIOVER180), (float)cos(worldData.angleX * PIOVER180), 1);
}
generateBall();
programData.points+=100;
increaseVel(5);
}
}else{
/* e' uscito dai muri */
programData.gameStatus = 0;
}
}else{
/* movimento sul piano Y */
offSetY = (float)sin(worldData.angleX * PIOVER180) * 3.5f;
offSetZ = (float)cos(worldData.angleX * PIOVER180) * 3.5f;
if(!moveWorm((float)sin(worldData.angleX * PIOVER180), (float)cos(worldData.angleX * PIOVER180), 1)){
programData.gameStatus = 0;
}
dist = dist2Point(-((myWorm.head)->x), -((myWorm.head)->y), (myWorm.head)->z, ball.x, ball.y, ball.z);
if(dist<= ((WORMDIA+DIA)*(WORMDIA+DIA)) )
collision = 1;
else
collision = 0;
if(checkWall((myWorm.head)->y+myWorm.dia, (myWorm.head)->z +myWorm.dia, 2)){
/*collision testa del verme*/
if(collision){
if(worldData.yStatus == 0){
increaseWorm((float)sin(worldData.angleY * PIOVER180), (float)cos(worldData.angleY * PIOVER180), 0);
increaseWorm((float)sin(worldData.angleY * PIOVER180), (float)cos(worldData.angleY * PIOVER180), 0);
increaseWorm((float)sin(worldData.angleY * PIOVER180), (float)cos(worldData.angleY * PIOVER180), 0);
increaseWorm((float)sin(worldData.angleY * PIOVER180), (float)cos(worldData.angleY * PIOVER180), 0);
}
else{
increaseWorm((float)sin(worldData.angleX * PIOVER180), (float)cos(worldData.angleX * PIOVER180), 1);
increaseWorm((float)sin(worldData.angleX * PIOVER180), (float)cos(worldData.angleX * PIOVER180), 1);
increaseWorm((float)sin(worldData.angleX * PIOVER180), (float)cos(worldData.angleX * PIOVER180), 1);
increaseWorm((float)sin(worldData.angleX * PIOVER180), (float)cos(worldData.angleX * PIOVER180), 1);
}
generateBall();
programData.points+=100;
increaseVel(5);
}
}else{
/* e' uscito dai muri */
programData.gameStatus = 0;
}
}
}
}
