correct more grammar/spelling errors in comments

jme3-android/src/main/java/com/jme3/input/android/AndroidSensorJoyInput.java

@@ -59,7 +59,7 @@ import java.util.logging.Logger;
 /**
  * AndroidSensorJoyInput converts the Android Sensor system into Joystick events.
  * A single joystick is configured and includes data for all configured sensors
- * as seperate axes of the joystick.
+ * as separate axes of the joystick.
  *
  * Each axis is named according to the static strings in SensorJoystickAxis.
  * Refer to the strings defined in SensorJoystickAxis for a list of supported

jme3-blender/src/main/java/com/jme3/asset/BlenderKey.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -69,7 +69,7 @@ public class BlenderKey extends ModelKey {
      */
     protected String                   usedWorld;
     /**
-     * User's default material that is set fo objects that have no material definition in blender. The default value is
+     * User's default material that is set for objects that have no material definition in blender. The default value is
      * null. If the value is null the importer will use its own default material (gray color - like in blender).
      */
     protected Material                 defaultMaterial;
@@ -476,9 +476,9 @@ public class BlenderKey extends ModelKey {
     }
 
     /**
-     * This mehtod sets the name of the WORLD data block taht should be used during file loading. By default the name is
+     * This method sets the name of the WORLD data block that should be used during file loading. By default the name is
      * not set. If no name is set or the given name does not occur in the file - the first WORLD data block will be used
-     * during loading (assumin any exists in the file).
+     * during loading (assuming any exists in the file).
      * @param usedWorld
      *            the name of the WORLD block used during loading
      */
@@ -487,7 +487,7 @@ public class BlenderKey extends ModelKey {
     }
 
     /**
-     * This mehtod returns the name of the WORLD data block taht should be used during file loading.
+     * This method returns the name of the WORLD data block that should be used during file loading.
      * @return the name of the WORLD block used during loading
      */
     public String getUsedWorld() {

jme3-blender/src/main/java/com/jme3/scene/plugins/blender/file/DnaBlockData.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -85,7 +85,7 @@ public class DnaBlockData {
             names[i] = inputStream.readString();
         }
 
-        // reding types
+        // reading types
         inputStream.alignPosition(4);
         identifier = inputStream.readByte() << 24 | inputStream.readByte() << 16 | inputStream.readByte() << 8 | inputStream.readByte();
         if (identifier != TYPE_ID) {
@@ -181,7 +181,7 @@ public class DnaBlockData {
     /**
      * This method converts the given identifier code to string.
      * @param code
-     *            the code taht is to be converted
+     *            the code that is to be converted
      * @return the string value of the identifier
      */
     private String toString(int code) {

jme3-blender/src/main/java/com/jme3/scene/plugins/blender/textures/ImageUtils.java

@@ -206,7 +206,7 @@ public final class ImageUtils {
                 N.z = 1;
                 N.divideLocal(den);
 
-                // setting thge pixel in the result image
+                // setting the pixel in the result image
                 bumpMap.setRGB(x, y, ImageUtils.vectorToColor(N.x, N.y, N.z));
             }
         }
@@ -422,7 +422,7 @@ public final class ImageUtils {
      *            pixel's X coordinate
      * @param y
      *            pixel's Y coordinate
-     * @return height reprezented by the given texture in the specified location
+     * @return height represented by the given texture in the specified location
      */
     private static int getHeight(BufferedImage image, int x, int y) {
         if (x < 0) {

jme3-bullet/src/common/java/com/jme3/bullet/control/KinematicRagdollControl.java

@@ -169,7 +169,7 @@ public class KinematicRagdollControl extends AbstractPhysicsControl implements P
     }
 
     /**
-     * contruct a KinematicRagdollControl
+     * construct a KinematicRagdollControl
      */
     public KinematicRagdollControl() {
         baseRigidBody = new PhysicsRigidBody(new BoxCollisionShape(Vector3f.UNIT_XYZ.mult(0.1f)), 1);
@@ -253,7 +253,7 @@ public class KinematicRagdollControl extends AbstractPhysicsControl implements P
                     link.bone.setUserTransformsInModelSpace(position, tmpRot1);
                 } else {
                     //boneList is not empty, this means some bones of the skeleton might not be associated with a collision shape.
-                    //So we update them recusively
+                    //So we update them recursively
                     RagdollUtils.setTransform(link.bone, position, tmpRot1, false, boneList);
                 }
             }

jme3-core/src/main/java/com/jme3/animation/BoneTrack.java

@@ -46,7 +46,7 @@ import java.util.BitSet;
 public final class BoneTrack implements Track {
 
     /**
-     * Bone index in the skeleton which this track effects.
+     * Bone index in the skeleton which this track affects.
      */
     private int targetBoneIndex;
     

jme3-core/src/main/java/com/jme3/animation/EffectTrack.java

@@ -198,7 +198,7 @@ public class EffectTrack implements ClonableTrack {
             control.addListener(new OnEndListener());
             initialized = true;
         }
-        //checking fo time to trigger the effect
+        //checking for time to trigger the effect
         if (!emitted && time >= startOffset) {
             emitted = true;
             emitter.setCullHint(CullHint.Dynamic);
@@ -434,7 +434,7 @@ public class EffectTrack implements ClonableTrack {
     public void read(JmeImporter im) throws IOException {
         InputCapsule in = im.getCapsule(this);
         this.particlesPerSeconds = in.readFloat("particlesPerSeconds", 0);
-        //reading the emitter even if the track will then reference its cloned counter part if it's loaded with the assetManager.
+        //reading the emitter even if the track will then reference its cloned counterpart if it's loaded with the assetManager.
         //This also avoid null pointer exception if the model is not loaded via the AssetManager.
         emitter = (ParticleEmitter) in.readSavable("emitter", null);
         emitter.setParticlesPerSec(0);

jme3-core/src/main/java/com/jme3/animation/Track.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -44,9 +44,9 @@ public interface Track extends Savable, Cloneable {
      * given parameters.
      * 
      * @param time The time in the animation
-     * @param weight The weight from 0 to 1 on how much to apply the track 
-     * @param control The control which the track should effect
-     * @param channel The channel which the track should effect
+     * @param weight The weight from 0 to 1 on how much to apply the track
+     * @param control The control which the track should affect
+     * @param channel The channel which the track should affect
      */
     public void setTime(float time, float weight, AnimControl control, AnimChannel channel, TempVars vars);
 

jme3-core/src/main/java/com/jme3/app/state/ScreenshotAppState.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -80,10 +80,10 @@ public class ScreenshotAppState extends AbstractAppState implements ActionListen
 
     /**
      * This constructor allows you to specify the output file path of the screenshot.
-     * Include the seperator at the end of the path.
-     * Use an emptry string to use the application folder. Use NULL to use the system
+     * Include the separator at the end of the path.
+     * Use an empty string to use the application folder. Use NULL to use the system
      * default storage folder.
-     * @param filePath The screenshot file path to use. Include the seperator at the end of the path.
+     * @param filePath The screenshot file path to use. Include the separator at the end of the path.
      */
     public ScreenshotAppState(String filePath) {
         this.filePath = filePath;
@@ -91,11 +91,11 @@ public class ScreenshotAppState extends AbstractAppState implements ActionListen
 
     /**
      * This constructor allows you to specify the output file path of the screenshot.
-     * Include the seperator at the end of the path.
-     * Use an emptry string to use the application folder. Use NULL to use the system
+     * Include the separator at the end of the path.
+     * Use an empty string to use the application folder. Use NULL to use the system
      * default storage folder.
-     * @param filePath The screenshot file path to use. Include the seperator at the end of the path.
-     * @param fileName The name of the file to save the screeshot as.
+     * @param filePath The screenshot file path to use. Include the separator at the end of the path.
+     * @param fileName The name of the file to save the screenshot as.
      */
     public ScreenshotAppState(String filePath, String fileName) {
         this.filePath = filePath;
@@ -105,10 +105,10 @@ public class ScreenshotAppState extends AbstractAppState implements ActionListen
     /**
      * This constructor allows you to specify the output file path of the screenshot and
      * a base index for the shot index.
-     * Include the seperator at the end of the path.
-     * Use an emptry string to use the application folder. Use NULL to use the system
+     * Include the separator at the end of the path.
+     * Use an empty string to use the application folder. Use NULL to use the system
      * default storage folder.
-     * @param filePath The screenshot file path to use. Include the seperator at the end of the path.
+     * @param filePath The screenshot file path to use. Include the separator at the end of the path.
      * @param shotIndex The base index for screen shots.  The first screen shot will have
      *                  shotIndex + 1 appended, the next shotIndex + 2, and so on.
      */
@@ -120,11 +120,11 @@ public class ScreenshotAppState extends AbstractAppState implements ActionListen
     /**
      * This constructor allows you to specify the output file path of the screenshot and
      * a base index for the shot index.
-     * Include the seperator at the end of the path.
-     * Use an emptry string to use the application folder. Use NULL to use the system
+     * Include the separator at the end of the path.
+     * Use an empty string to use the application folder. Use NULL to use the system
      * default storage folder.
-     * @param filePath The screenshot file path to use. Include the seperator at the end of the path.
-     * @param fileName The name of the file to save the screeshot as.
+     * @param filePath The screenshot file path to use. Include the separator at the end of the path.
+     * @param fileName The name of the file to save the screenshot as.
      * @param shotIndex The base index for screen shots.  The first screen shot will have
      *                  shotIndex + 1 appended, the next shotIndex + 2, and so on.
      */
@@ -136,10 +136,10 @@ public class ScreenshotAppState extends AbstractAppState implements ActionListen
     
     /**
      * Set the file path to store the screenshot.
-     * Include the seperator at the end of the path.
-     * Use an emptry string to use the application folder. Use NULL to use the system
+     * Include the separator at the end of the path.
+     * Use an empty string to use the application folder. Use NULL to use the system
      * default storage folder.
-     * @param filePath File path to use to store the screenshot. Include the seperator at the end of the path.
+     * @param filePath File path to use to store the screenshot. Include the separator at the end of the path.
      */
     public void setFilePath(String filePath) {
         this.filePath = filePath;

jme3-core/src/main/java/com/jme3/audio/AudioNode.java

@@ -278,8 +278,8 @@ public class AudioNode extends Node implements AudioSource {
      * the dry filter will only influence the "dry" portion of the audio,
      * e.g. not the reverberated parts of the AudioNode playing.
      *
-     * See the relevent documentation for the {@link Filter} to determine
-     * the effect.
+     * See the relevant documentation for the {@link Filter} to determine the
+     * effect.
      *
      * @param dryFilter The filter to set, or null to disable dry filter.
      */

jme3-core/src/main/java/com/jme3/environment/util/LightsDebugState.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2015 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -114,7 +114,7 @@ public class LightsDebugState extends BaseAppState {
     }
 
     /**
-     * Set the scenes for wich to render light gizmos.
+     * Set the scenes for which to render light gizmos.
      * @param scene 
      */
     public void setScene(Spatial scene) {

jme3-core/src/main/java/com/jme3/input/InputManager.java

@@ -432,7 +432,7 @@ public class InputManager implements RawInputListener {
          * If events aren't allowed, the event may be a "first mouse event"
          * triggered by the constructor setting the mouse listener.
          * In that case, use the event to initialize the cursor position,
-         * but don't queue it for futher processing.
+         * but don't queue it for further processing.
          * This is part of the fix for issue #792.
          */
         cursorPos.set(evt.getX(), evt.getY());
@@ -874,7 +874,7 @@ public class InputManager implements RawInputListener {
             // larynx, 2011.06.10 - flag event as reusable because
             // the android input uses a non-allocating ringbuffer which
             // needs to know when the event is not anymore in inputQueue
-            // and therefor can be reused.
+            // and therefore can be reused.
             event.setConsumed();
         }
 

jme3-core/src/main/java/com/jme3/light/LightProbeBlendingStrategy.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2015 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -48,7 +48,7 @@ public interface LightProbeBlendingStrategy {
     public void registerProbe(LightProbe probe);
     /**
      * Populates the resulting light probes into the given light list.
-     * @param g the geometry for wich the light list is computed
+     * @param g the geometry for which the light list is computed
      * @param lightList the result light list
      */
     public void populateProbes(Geometry g, LightList lightList);

jme3-core/src/main/java/com/jme3/renderer/RenderManager.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -726,7 +726,7 @@ public class RenderManager {
             // Saving cam state for culling
             int camState = vp.getCamera().getPlaneState();
             for (int i = 0; i < children.size(); i++) {
-                // Restoring cam state before proceeding children recusively
+                // Restoring cam state before proceeding children recursively
                 vp.getCamera().setPlaneState(camState);
                 renderSubScene(children.get(i), vp);
             }

jme3-core/src/main/java/com/jme3/shader/Shader.java

@@ -361,7 +361,7 @@ public final class Shader extends NativeObject {
      */
     public void resetLocations() {
         if (uniforms != null) {
-            // NOTE: Shader sources will be reset seperately from the shader itself.
+            // NOTE: Shader sources will be reset separately from the shader itself.
             for (Uniform uniform : uniforms.values()) {
                 uniform.reset(); // fixes issue with re-initialization
             }

jme3-core/src/main/java/com/jme3/shadow/ShadowUtil.java

@@ -387,7 +387,7 @@ public class ShadowUtil {
                         BoundingBox occBB = (BoundingBox) occBox;
                         //Kirill 01/10/2011
                         // Extend the occluder further into the frustum
-                        // This fixes shadow dissapearing issues when
+                        // This fixes shadow disappearing issues when
                         // the caster itself is not in the view camera
                         // but its shadow is in the camera
                         //      The number is in world units
@@ -430,7 +430,7 @@ public class ShadowUtil {
                     BoundingBox occBB = (BoundingBox) occBox;
                     //Kirill 01/10/2011
                     // Extend the occluder further into the frustum
-                    // This fixes shadow dissapearing issues when
+                    // This fixes shadow disappearing issues when
                     // the caster itself is not in the view camera
                     // but its shadow is in the camera
                     //      The number is in world units

jme3-core/src/main/java/com/jme3/util/BufferUtils.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -291,7 +291,7 @@ public final class BufferUtils {
      * @param buf
      *            the buffer to insert into
      * @param index
-     *            the postion to place the data; in terms of colors not floats
+     *            the position to place the data; in terms of colors not floats
      */
     public static void setInBuffer(ColorRGBA color, FloatBuffer buf, int index) {
         buf.position(index * 4);
@@ -349,7 +349,7 @@ public final class BufferUtils {
      * @param buf
      *            the buffer to insert into
      * @param index
-     *            the postion to place the data; in terms of vectors not floats
+     *            the position to place the data; in terms of vectors not floats
      */
     public static void setInBuffer(Vector3f vector, FloatBuffer buf, int index) {
         if (buf == null) {
@@ -1027,7 +1027,7 @@ public final class BufferUtils {
 
     /**
      * Creates a new ByteBuffer with the same contents as the given ByteBuffer.
-     * The new ByteBuffer is seperate from the old one and changes are not
+     * The new ByteBuffer is separate from the old one and changes are not
      * reflected across. If you want to reflect changes, consider using
      * Buffer.duplicate().
      * 

jme3-core/src/main/java/com/jme3/util/ListSort.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -46,7 +46,7 @@ import java.util.Comparator;
  * difference that the temporary necessary memory space are allocated as the
  * geometry list grows and reused all along the application execution.
  *
- * Usage : ListSort has to be instanciated and kept with the geometry list ( or
+ * Usage : ListSort has to be instantiated and kept with the geometry list ( or
  * w/e it may have to sort) Then the allocate method has to be called to
  * allocate necessary tmp space needed for the sort. This should be called once
  * for optimal performance, but can be called several times if the length of the
@@ -91,7 +91,7 @@ public class ListSort<T> {
      * class + array was a convoluted pain.
      */
     /**
-     * array of start indices in the original array for runs : run i sarting
+     * array of start indices in the original array for runs : run i starting
      * index is at runIndices[i]
      */
     private int[] runsIndices = null;
@@ -108,12 +108,12 @@ public class ListSort<T> {
     /**
      * MIN_GALLOP set to 7 constant as described in listsort.txt. this magic
      * number indicates how many wins should trigger the switch from binary
-     * search to gallopping mode
+     * search to galloping mode
      */
     private static final int MIN_GALLOP = 7;
     /**
      * This variable allows to adjust when switching to galloping mode. lowered
-     * when the data are "naturally" structured highered when data are random.
+     * when the data are "naturally" structured, raised when data are random.
      */
     private int minGallop = MIN_GALLOP;
 
@@ -342,7 +342,7 @@ public class ListSort<T> {
              */
             int nbElems = start - left;
             /*
-             * grabbed from java7 TimSort, the swich is an optimization to 
+             * grabbed from java7 TimSort, the switch is an optimization to 
              * arraycopy in case there are 1 or 2 elements only to copy
              */
             switch (nbElems) {

jme3-core/src/main/java/com/jme3/util/clone/Cloner.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016 jMonkeyEngine
+ * Copyright (c) 2016-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -61,7 +61,7 @@ import java.util.concurrent.ConcurrentHashMap;
  *  This two step process has a few benefits.  First, it means that objects
  *  can easily have a regular shallow clone implementation just like any
  *  normal Java objects.  Second, the deep cloning of fields happens after
- *  creation wich means that the clone is available to future field cloning
+ *  creation which means that the clone is available to future field cloning
  *  to resolve circular references.</p>
  *
  *  <p>Similar to Java serialization, the handling of specific object
@@ -71,7 +71,7 @@ import java.util.concurrent.ConcurrentHashMap;
  *  (For example, adding the IdentityCloneFunction for Mesh.class would cause
  *  all mesh instances to be shared with the original object graph.)</p>
  *
- *  <p>By default, the Cloner registers serveral default clone functions
+ *  <p>By default, the Cloner registers several default clone functions
  *  as follows:</p>
  *  <ul>
  *  <li>java.util.ArrayList: ListCloneFunction
@@ -187,7 +187,7 @@ public class Cloner {
      *  <li>Else an IllegalArgumentException is thrown.
      *  </ul>
      *
-     *  <p>The abililty to selectively use clone functions is useful when
+     *  <p>The ability to selectively use clone functions is useful when
      *  being called from a clone function.</p>
      *
      *  Note: objects returned by this method may not have yet had their cloneField()

jme3-core/src/plugins/java/com/jme3/export/binary/BinaryExporter.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -255,7 +255,7 @@ public class BinaryExporter implements JmeExporter {
         }
 
         ByteArrayOutputStream out = new ByteArrayOutputStream();
-        // write out data to a seperate stream
+        // write out data to a separate stream
         int location = 0;
         // keep track of location for each piece
         HashMap<String, ArrayList<BinaryIdContentPair>> alreadySaved = new HashMap<String, ArrayList<BinaryIdContentPair>>(

jme3-core/src/plugins/java/com/jme3/export/binary/BinaryInputCapsule.java

@@ -1003,7 +1003,7 @@ final class BinaryInputCapsule implements InputCapsule {
         /*
          * @see ISSUE 276
          *
-         * We'll transfer the bytes into a seperate byte array.
+         * We'll transfer the bytes into a separate byte array.
          * While we do that we'll take the opportunity to check if the byte data is valid UTF-8.
          *
          * If it is not UTF-8 it is most likely saved with the BinaryOutputCapsule bug, that saves Strings using their native
@@ -1020,7 +1020,7 @@ final class BinaryInputCapsule implements InputCapsule {
          *
          * It is impossible to detect which one-byte encoding is used. Since UTF8 and practically all 1-byte encodings share the most
          * used characters (the "none-high" ones) parsing them will give the same result. However, not all byte sequences are legal in
-         * UTF-8 (see explantion above). If not UTF-8 encoded content is detected we therefor fallback on latin1. We also log a warning.
+         * UTF-8 (see explantion above). If not UTF-8 encoded content is detected we therefore fall back on latin1. We also log a warning.
          *
          * By this method we detect all use of 1 byte encoding if they:
          * - use a "high" codepoint after a "low" codepoint or a sequence of codepoints that is valid as UTF-8 bytes, that starts with 1000
@@ -1078,9 +1078,9 @@ final class BinaryInputCapsule implements InputCapsule {
                 );
                 // We use ISO8859_1 to be consistent across platforms. We could default to native encoding, but this would lead to inconsistent
                 // behaviour across platforms!
-                // Developers that have previously saved their exports using the old exporter (wich uses native encoding), can temporarly
+                // Developers that have previously saved their exports using the old exporter (which uses native encoding), can temporarly
                 // remove the ""ISO8859_1" parameter, and change the above if statement to "if (false)".
-                // They should then import and re-export their models using the same enviroment they were originally created in.
+                // They should then import and re-export their models using the same environment they were originally created in.
                 return new String(bytes, "ISO8859_1");
             }
         } catch (UnsupportedEncodingException uee) {

jme3-core/src/plugins/java/com/jme3/texture/plugins/HDRLoader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -149,7 +149,7 @@ public class HDRLoader implements AssetLoader {
                 rleTempBuffer = BufferUtils.createByteBuffer(width * 4);
         }
         
-	// read each component seperately
+	// read each component separately
         for (int i = 0; i < 4; i++) {
             // read WIDTH bytes for the channel
             for (int j = 0; j < width;) {

jme3-core/src/plugins/java/com/jme3/texture/plugins/TGALoader.java

@@ -214,7 +214,7 @@ public final class TGALoader implements AssetLoader {
             byte alpha = 0;
 
             // Faster than doing a 16-or-24-or-32 check on each individual pixel,
-            // just make a seperate loop for each.
+            // just make a separate loop for each.
             if (pixelDepth == 16) {
                 byte[] data = new byte[2];
                 float scalar = 255f / 31f;
@@ -287,7 +287,7 @@ public final class TGALoader implements AssetLoader {
             byte blue = 0;
             byte alpha = 0;
             // Faster than doing a 16-or-24-or-32 check on each individual pixel,
-            // just make a seperate loop for each.
+            // just make a separate loop for each.
             if (pixelDepth == 32) {
                 for (int i = 0; i <= (height - 1); ++i) {
                     if (!flip) {

jme3-effects/src/main/java/com/jme3/post/filters/LightScatteringFilter.java

@@ -67,7 +67,7 @@ public class LightScatteringFilter extends Filter {
     private ViewPort viewPort;
 
     /**
-     * creates a lightScatterring filter
+     * creates a lightScattering filter
      */
     public LightScatteringFilter() {
         super("Light Scattering");

jme3-terrain/src/main/java/com/jme3/terrain/geomipmap/grid/ImageTileLoader.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2009-2012 jMonkeyEngine
+ * Copyright (c) 2009-2018 jMonkeyEngine
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -74,7 +74,7 @@ public class ImageTileLoader implements TerrainGridTileLoader{
     }
 
     /**
-     * Effects vertical scale of the height of the terrain when loaded.
+     * Affects the vertical scale of the terrain when loaded.
      */
     public void setHeightScale(float heightScale) {
         this.heightScale = heightScale;

jme3-vr/src/main/java/com/jme3/input/vr/oculus/OculusVR.java

@@ -610,7 +610,7 @@ public class OculusVR implements VRAPI {
      * @return The {@code to} argument.
      */
     public static Vector3f vecO2J(OVRVector3f from, Vector3f to) {
-        // jME and LibOVR disagree on which way X and Z is, too.
+        // jME and LibOVR disagree on which way X and Z are, too.
         to.set(
                 -from.x(),
                 from.y(),