diff --git a/src/bin/minitracer/anim.rs b/src/bin/minitracer/anim.rs
index 7c81614..fc526be 100644
--- a/src/bin/minitracer/anim.rs
+++ b/src/bin/minitracer/anim.rs
@@ -12,25 +12,25 @@ pub struct SphereParams {
 }
 
 pub struct SphereParamsDistribution {
-	pub drad: Uniform<f32>,
-	pub dpos: Uniform<f32>,
-	pub demit: Bernoulli,
-	pub dampl: Uniform<f32>,
-	pub dfreq: Uniform<f32>,
-	pub dphase: Uniform<f32>,
-	pub dgloss: Uniform<f32>,
+	pub rad: Uniform<f32>,
+	pub pos: Uniform<f32>,
+	pub emit: Bernoulli,
+	pub ampl: Uniform<f32>,
+	pub freq: Uniform<f32>,
+	pub phase: Uniform<f32>,
+	pub gloss: Uniform<f32>,
 }
 
 impl Default for SphereParamsDistribution {
 	fn default() -> Self {
 		Self {
-			drad: Uniform::new(0.01, 0.10),
-			dpos: Uniform::new(-1.0, 1.0),
-			demit: Bernoulli::new(0.1).unwrap(),
-			dampl: Uniform::new(0.3, 0.8),
-			dfreq: Uniform::new(0.2, 1.5),
-			dphase: Uniform::new(0., 2. * std::f32::consts::PI),
-			dgloss: Uniform::new(0., 1.),
+			rad: Uniform::new(0.01, 0.10),
+			pos: Uniform::new(-1.0, 1.0),
+			emit: Bernoulli::new(0.1).unwrap(),
+			ampl: Uniform::new(0.3, 0.8),
+			freq: Uniform::new(0.2, 1.5),
+			phase: Uniform::new(0., 2. * std::f32::consts::PI),
+			gloss: Uniform::new(0., 1.),
 		}
 	}
 }
@@ -38,13 +38,13 @@ impl Default for SphereParamsDistribution {
 impl SphereParamsDistribution {
 	pub fn make_params(&self, rgen: &mut impl rand::Rng) -> SphereParams {
 		SphereParams {
-			origin: self.dpos.sample3(rgen),
-			radius: self.drad.sample(rgen),
-			alpha: if self.demit.sample(rgen) { 10.0 } else { 0.0 },
-			glossiness: self.dgloss.sample(rgen),
-			amplitudes: self.dampl.sample3(rgen),
-			frequencies: self.dfreq.sample3(rgen),
-			phases: self.dphase.sample3(rgen),
+			origin: self.pos.sample3(rgen),
+			radius: self.rad.sample(rgen),
+			alpha: if self.emit.sample(rgen) { 10.0 } else { 0.0 },
+			glossiness: self.gloss.sample(rgen),
+			amplitudes: self.ampl.sample3(rgen),
+			frequencies: self.freq.sample3(rgen),
+			phases: self.phase.sample3(rgen),
 		}
 	}
 }