handle tick dist of 0 for catch (#14)

src/catch/fruit_or_juice.rs

@@ -95,6 +95,9 @@ impl FruitOrJuice {
 
                 let target = *pixel_len - tick_dist / 8.0;
 
+                let mut slider_objects = vec![(h.pos, h.start_time)];
+
+                if tick_dist > 0.0 {
                     params.ticks.reserve((target / tick_dist) as usize);
 
                     // Tick of the first span
@@ -114,9 +117,7 @@ impl FruitOrJuice {
                         &params.ticks,
                     );
 
-                let mut slider_objects =
+                    slider_objects.reserve(span_count as usize * (params.ticks.len()));
-                    Vec::with_capacity(span_count as usize * (params.ticks.len() + 1));
-                slider_objects.push((h.pos, h.start_time));
 
                     // Other spans
                     if *repeats == 0 {
@@ -154,13 +155,14 @@ impl FruitOrJuice {
 
                         params.ticks.clear();
                     }
+                }
 
                 // Slider tail
                 let progress = (*repeats % 2 == 0) as u8 as f64;
                 let pos = h.pos + curve.position_at(progress);
                 slider_objects.push((pos, h.start_time + duration));
 
-                let new_fruits = *repeats + 2;
+                let new_fruits = 2 + (tick_dist > 0.0) as usize * *repeats;
                 params.attributes.n_fruits += new_fruits;
                 params.attributes.n_droplets += slider_objects.len() - new_fruits;