started factoring out global t_frame

[vor.git] / dust.c

diff --git a/dust.c b/dust.c
index b336696..5ee9e20 100644 (file)
--- a/dust.c
+++ b/dust.c
@@ -27,11 +27,11 @@ init_dust(void)
 }
 
 void
-move_dust(void)
+move_dust(float ticks)
 {
        int i;
-       float xscroll = screendx * t_frame;
-       float yscroll = screendy * t_frame;
+       float xscroll = screendx * ticks;
+       float yscroll = screendy * ticks;
        for(i=0; i<N_DUST_MOTES; i++) {
                motes[i].x -= xscroll / (1.3 + motes[i].z);
                motes[i].y -= yscroll / (1.3 + motes[i].z);