diff options
| -rw-r--r-- | xd.c | 17 |
1 files changed, 5 insertions, 12 deletions
@@ -3950,15 +3950,8 @@ static void GravityDemo(void) a = (a + 900) % 3600; - gravobj[f].dx = sintab[a] * 10; - gravobj[f].dy = costab[a] * 10; - - /* - gravobj[f].x = RND(width); - gravobj[f].y = RND(height); - gravobj[f].dx = (double)RND(10)/10.0; - gravobj[f].dy = (double)RND(10)/10.0; - */ + gravobj[f].dx = sintab[a] * 0.1; + gravobj[f].dy = costab[a] * 0.1; gravobj[f].mass = 1; } @@ -4003,7 +3996,7 @@ static void GravityDemo(void) g = 1.0 / d*d; - g /= 100.0; + g /= 10000.0; g *= gravobj[f].mass; dx /= d; @@ -4020,8 +4013,8 @@ static void GravityDemo(void) for(f = 0; f < GRAV_OBJ; f++) { - gravobj[f].x += gravobj[f].dx / 50.0; - gravobj[f].y += gravobj[f].dy / 50.0; + gravobj[f].x += gravobj[f].dx; + gravobj[f].y += gravobj[f].dy; for(r = GRAV_TRAIL - 1; r > 0; r--) { |