int gameover;
int countdown = 0;
int maneuver = 0;
-int oss_sound_flag = 0;
+int sound_flag = 1, music_flag = 0;
int tail_plume = 0; // display big engine at the back?
int friction = 0; // should there be friction?
int scorerank;
}
}
- if(oss_sound_flag) {
-
- // Initialise SDL with audio and video
- if(SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) != 0) {
- oss_sound_flag = 0;
- printf ("Can't open sound, starting without it\n");
- atexit(SDL_Quit);
- } else {
- atexit(SDL_Quit);
- atexit(SDL_CloseAudio);
- oss_sound_flag = init_sound();
- }
-
+ if(sound_flag) {
+ // Initialize SDL with audio and video
+ if(SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) != 0) {
+ sound_flag = 0;
+ printf ("Can't open sound, starting without it\n");
+ atexit(SDL_Quit);
+ } else {
+ atexit(SDL_Quit);
+ atexit(SDL_CloseAudio);
+ sound_flag = init_sound();
+ }
} else {
- // Initialise with video only
+ // Initialize with video only
CONDERROR(SDL_Init(SDL_INIT_VIDEO) != 0);
atexit(SDL_Quit);
}
- if(oss_sound_flag)
play_tune(0);
// Attempt to get the required video size
surf_screen = SDL_SetVideoMode(XSIZE,YSIZE,16,flag);
// Set the title bar text
- SDL_WM_SetCaption("Rock Dodgers", "rockdodgers");
+ SDL_WM_SetCaption("Variations on Rockdodger", "VoR");
NULLERROR(surf_screen);
}
} else {
if(state == DEAD_PAUSE) {
- float blast_radius = START_RAD * state_timeout / 50.0;
+ float blast_radius = BLAST_RADIUS * state_timeout / 20.0;
if(xship < 60) xship = 60;
for(i = 0; i<MAXROCKS; i++ ) {
float dx, dy, n;
dy = rock[i].y - yship;
n = sqrt(dx*dx + dy*dy);
if(n < blast_radius) {
- n *= 50;
+ n *= 20;
rock[i].xvel += rockrate*(dx+30)/n;
rock[i].yvel += rockrate*dy/n;
rock[i].dead = 1;
yship += yscroll;
// Move all the rocks
- for(i = 0; i<MAXROCKS; i++) if(rock[i].active) {
- rock[i].x += rock[i].xvel*movementrate;
- rock[i].y += rock[i].yvel*movementrate + yscroll;
- if(rock[i].dead && (rock[i].y < 0 || rock[i].y > YSIZE)) rock[i].active = 0;
- if(rock[i].y > YSIZE) {
- rock[i].y -= YSIZE;
- rock[i].y -= rock[i].image->w;
- } else if(rock[i].y < -rock[i].image->w) {
- rock[i].y += YSIZE;
- rock[i].y += rock[i].image->w;
+ for(i = 0; i < MAXROCKS; i++) {
+ if(rock[i].active) {
+ rock[i].x += rock[i].xvel*movementrate;
+ rock[i].y += rock[i].yvel*movementrate + yscroll;
+ if(rock[i].y > YSIZE || rock[i].y < -rock[i].image->h) {
+ if(rock[i].dead) {
+ rock[i].dead = 0;
+ rock[i].active = 0;
+ } else {
+ // wrap
+ rock[i].y = (YSIZE - rock[i].image->h) - rock[i].y;
+ rock[i].y += (rock[i].yvel*movementrate + yscroll) * 1.01;
+ }
+ }
+ if(rock[i].x < -rock[i].image->w || rock[i].x > XSIZE) {
+ rock[i].active = 0;
+ rock[i].dead = 0;
+ }
}
- if(rock[i].x < -32.0) rock[i].active = 0;
}
if(draw() && state == GAMEPLAY) {
- if(oss_sound_flag) {
- // Play the explosion sound
- play_sound(0);
- }
+ // Play the explosion sound
+ play_sound(0);
makebangdots(xship,yship,xvel,yvel,surf_ship,30);
if(--nships <= 0) {
gameover = 1;
}
else {
state = DEAD_PAUSE;
- state_timeout = 50.0;
+ state_timeout = 20.0;
xvel = 0;
yvel = 0;
}
fullscreen = 0;
tail_plume = 0;
friction = 0;
- oss_sound_flag = 1;
+ sound_flag = 1;
+ music_flag = 0;
- while ((x = getopt(argc,argv,"efhsp")) >= 0) {
+ while ((x = getopt(argc,argv,"efhmps")) >= 0) {
switch(x) {
case 'e': // engine
tail_plume = 1;
" -e big tail [E]ngine\n"
" -f [F]ull screen\n"
" -h this [H]elp message\n"
+ " -m enable [M]usic\n"
" -p original [P]hysics (friction)\n"
" -s [S]ilent (no sound)\n");
exit(0);
break;
+ case 'm': // music
+ music_flag = 1;
case 'p': // physics
friction = 1;
break;
case 's': // silent
- oss_sound_flag = 0;
+ sound_flag = 0;
+ music_flag = 0;
break;
}
}