diff --git a/common/src/main/java/com/seibel/distanthorizons/common/render/blaze/apply/DhApplyRenderer.java b/common/src/main/java/com/seibel/distanthorizons/common/render/blaze/apply/DhApplyRenderer.java
index c9e56a072..539d1f8f6 100644
--- a/common/src/main/java/com/seibel/distanthorizons/common/render/blaze/apply/DhApplyRenderer.java
+++ b/common/src/main/java/com/seibel/distanthorizons/common/render/blaze/apply/DhApplyRenderer.java
@@ -45,7 +45,12 @@ import java.util.OptionalDouble;
 import java.util.OptionalInt;
 
 /**
- * TODO ???
+ * Copies the given color texture
+ * where the depth (or another attribute) is valid.
+ * Often used to apply post processing effects or
+ * the DH texture to MC's color texture. <br><br>
+ * 
+ * @see McCopyRenderer
  */
 public class DhApplyRenderer
 {
diff --git a/common/src/main/java/com/seibel/distanthorizons/common/render/blaze/apply/McCopyRenderer.java b/common/src/main/java/com/seibel/distanthorizons/common/render/blaze/apply/McCopyRenderer.java
index 384f11acc..83468db27 100644
--- a/common/src/main/java/com/seibel/distanthorizons/common/render/blaze/apply/McCopyRenderer.java
+++ b/common/src/main/java/com/seibel/distanthorizons/common/render/blaze/apply/McCopyRenderer.java
@@ -41,7 +41,9 @@ import java.util.OptionalDouble;
 import java.util.OptionalInt;
 
 /**
- * TODO ???
+ * Blindly copies one texture into another.
+ *
+ * @see DhApplyRenderer
  */
 public class McCopyRenderer
 {