commit 943b2e18cb651743adc65a209cd3ec232f0fd20b
Author: Leszek Koltunski <leszek@koltunski.pl>
Date:   Mon Oct 5 00:35:33 2020 +0100

    Comments.

diff --git a/src/main/java/org/distorted/library/effect/VertexEffectDisappear.java b/src/main/java/org/distorted/library/effect/VertexEffectDisappear.java
index 89c3b3f..55744a2 100644
--- a/src/main/java/org/distorted/library/effect/VertexEffectDisappear.java
+++ b/src/main/java/org/distorted/library/effect/VertexEffectDisappear.java
@@ -22,7 +22,7 @@ package org.distorted.library.effect;
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
 /**
- * Distort the Mesh by applying a 3D vector of force.
+ * Make the whole Mesh disappear.
  */
 public class VertexEffectDisappear extends VertexEffect
   {
diff --git a/src/main/java/org/distorted/library/effect/VertexEffectMove.java b/src/main/java/org/distorted/library/effect/VertexEffectMove.java
index 9719c76..00f89c4 100644
--- a/src/main/java/org/distorted/library/effect/VertexEffectMove.java
+++ b/src/main/java/org/distorted/library/effect/VertexEffectMove.java
@@ -24,7 +24,7 @@ import org.distorted.library.type.Data3D;
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
 /**
- * Deform the Mesh by applying a 3D vector of force.
+ * Move the Mesh with a given vector.
  */
 public class VertexEffectMove extends VertexEffect
   {
diff --git a/src/main/java/org/distorted/library/effect/VertexEffectQuaternion.java b/src/main/java/org/distorted/library/effect/VertexEffectQuaternion.java
index 6b61893..fa0a5a2 100644
--- a/src/main/java/org/distorted/library/effect/VertexEffectQuaternion.java
+++ b/src/main/java/org/distorted/library/effect/VertexEffectQuaternion.java
@@ -25,7 +25,7 @@ import org.distorted.library.type.Data4D;
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
 /**
- * Deform the Mesh by applying a 3D vector of force.
+ * Apply a given quaternion rotation to the Mesh.
  */
 public class VertexEffectQuaternion extends VertexEffect
   {
diff --git a/src/main/java/org/distorted/library/effect/VertexEffectRotate.java b/src/main/java/org/distorted/library/effect/VertexEffectRotate.java
index 2d33748..a168840 100644
--- a/src/main/java/org/distorted/library/effect/VertexEffectRotate.java
+++ b/src/main/java/org/distorted/library/effect/VertexEffectRotate.java
@@ -21,12 +21,11 @@ package org.distorted.library.effect;
 
 import org.distorted.library.type.Data1D;
 import org.distorted.library.type.Data3D;
-import org.distorted.library.type.Data4D;
 
 ///////////////////////////////////////////////////////////////////////////////////////////////////
 
 /**
- * Deform the Mesh by applying a 3D vector of force.
+ * Rotate the Mesh along a given axis by a given angle.
  */
 public class VertexEffectRotate extends VertexEffect
   {