diff --git a/engine/src/core/com/jme3/scene/control/LodControl.java b/engine/src/core/com/jme3/scene/control/LodControl.java
index 9bb5fd5b3..ca9a8919b 100644
--- a/engine/src/core/com/jme3/scene/control/LodControl.java
+++ b/engine/src/core/com/jme3/scene/control/LodControl.java
@@ -47,14 +47,14 @@ import java.io.IOException;
/**
* Determines what Level of Detail a spatial should be, based on how many pixels
- * on the screen the spatial is taking up. The more pixels covered, the more detailed
- * the spatial should be.
- * It calculates the area of the screen that the spatial covers by using its bounding box.
- * When initializing, it will ask the spatial for how many triangles it has for each LOD.
- * It then uses that, along with the trisPerPixel value to determine what LOD it should be at.
- * It requires the camera to do this.
- * The controlRender method is called each frame and will update the spatial's LOD
- * if the camera has moved by a specified amount.
+ * on the screen the spatial is taking up. The more pixels covered, the more
+ * detailed the spatial should be. It calculates the area of the screen that the
+ * spatial covers by using its bounding box. When initializing, it will ask the
+ * spatial for how many triangles it has for each LOD. It then uses that, along
+ * with the trisPerPixel value to determine what LOD it should be at. It
+ * requires the camera to do this. The controlRender method is called each frame
+ * and will update the spatial's LOD if the camera has moved by a specified
+ * amount.
*/
public class LodControl extends AbstractControl implements Cloneable {
@@ -66,27 +66,28 @@ public class LodControl extends AbstractControl implements Cloneable {
private int[] numTris;
/**
- * Creates a new LodControl
.
+ * Creates a new
+ * LodControl
.
*/
- public LodControl(){
+ public LodControl() {
}
/**
* Returns the distance tolerance for changing LOD.
- *
+ *
* @return the distance tolerance for changing LOD.
- *
- * @see #setDistTolerance(float)
+ *
+ * @see #setDistTolerance(float)
*/
public float getDistTolerance() {
return distTolerance;
}
/**
- * Specifies the distance tolerance for changing the LOD level on the geometry.
- * The LOD level will only get changed if the geometry has moved this
- * distance beyond the current LOD level.
- *
+ * Specifies the distance tolerance for changing the LOD level on the
+ * geometry. The LOD level will only get changed if the geometry has moved
+ * this distance beyond the current LOD level.
+ *
* @param distTolerance distance tolerance for changing LOD
*/
public void setDistTolerance(float distTolerance) {
@@ -95,21 +96,21 @@ public class LodControl extends AbstractControl implements Cloneable {
/**
* Returns the triangles per pixel value.
- *
+ *
* @return the triangles per pixel value.
- *
- * @see #setTrisPerPixel(float)
+ *
+ * @see #setTrisPerPixel(float)
*/
public float getTrisPerPixel() {
return trisPerPixel;
}
/**
- * Sets the triangles per pixel value.
- * The LodControl
will use this value as an error metric
- * to determine which LOD level to use based on the geometry's
- * area on the screen.
- *
+ * Sets the triangles per pixel value. The
+ * LodControl
will use this value as an error metric to
+ * determine which LOD level to use based on the geometry's area on the
+ * screen.
+ *
* @param trisPerPixel triangles per pixel
*/
public void setTrisPerPixel(float trisPerPixel) {
@@ -117,19 +118,22 @@ public class LodControl extends AbstractControl implements Cloneable {
}
@Override
- public void setSpatial(Spatial spatial){
- if (!(spatial instanceof Geometry))
+ public void setSpatial(Spatial spatial) {
+ if (!(spatial instanceof Geometry)) {
throw new IllegalArgumentException("LodControl can only be attached to Geometry!");
+ }
super.setSpatial(spatial);
Geometry geom = (Geometry) spatial;
Mesh mesh = geom.getMesh();
numLevels = mesh.getNumLodLevels();
numTris = new int[numLevels];
- for (int i = numLevels - 1; i >= 0; i--)
+ for (int i = numLevels - 1; i >= 0; i--) {
numTris[i] = mesh.getTriangleCount(i);
+ }
}
+ @Override
public Control cloneForSpatial(Spatial spatial) {
try {
LodControl clone = (LodControl) super.clone();
@@ -146,7 +150,7 @@ public class LodControl extends AbstractControl implements Cloneable {
protected void controlUpdate(float tpf) {
}
- protected void controlRender(RenderManager rm, ViewPort vp){
+ protected void controlRender(RenderManager rm, ViewPort vp) {
BoundingVolume bv = spatial.getWorldBound();
Camera cam = vp.getCamera();
@@ -155,21 +159,21 @@ public class LodControl extends AbstractControl implements Cloneable {
float newDistance = bv.distanceTo(vp.getCamera().getLocation()) / ratio;
int level;
- if (Math.abs(newDistance - lastDistance) <= distTolerance)
+ if (Math.abs(newDistance - lastDistance) <= distTolerance) {
level = lastLevel; // we haven't moved relative to the model, send the old measurement back.
- else if (lastDistance > newDistance && lastLevel == 0)
+ } else if (lastDistance > newDistance && lastLevel == 0) {
level = lastLevel; // we're already at the lowest setting and we just got closer to the model, no need to keep trying.
- else if (lastDistance < newDistance && lastLevel == numLevels - 1)
+ } else if (lastDistance < newDistance && lastLevel == numLevels - 1) {
level = lastLevel; // we're already at the highest setting and we just got further from the model, no need to keep trying.
- else{
+ } else {
lastDistance = newDistance;
// estimate area of polygon via bounding volume
float area = AreaUtils.calcScreenArea(bv, lastDistance, cam.getWidth());
float trisToDraw = area * trisPerPixel;
level = numLevels - 1;
- for (int i = numLevels; --i >= 0;){
- if (trisToDraw - numTris[i] < 0){
+ for (int i = numLevels; --i >= 0;) {
+ if (trisToDraw - numTris[i] < 0) {
break;
}
level = i;
@@ -181,7 +185,7 @@ public class LodControl extends AbstractControl implements Cloneable {
}
@Override
- public void write(JmeExporter ex) throws IOException{
+ public void write(JmeExporter ex) throws IOException {
super.write(ex);
OutputCapsule oc = ex.getCapsule(this);
oc.write(trisPerPixel, "trisPerPixel", 1f);
@@ -191,7 +195,7 @@ public class LodControl extends AbstractControl implements Cloneable {
}
@Override
- public void read(JmeImporter im) throws IOException{
+ public void read(JmeImporter im) throws IOException {
super.read(im);
InputCapsule ic = im.getCapsule(this);
trisPerPixel = ic.readFloat("trisPerPixel", 1f);
@@ -199,5 +203,4 @@ public class LodControl extends AbstractControl implements Cloneable {
numLevels = ic.readInt("numLevels", 0);
numTris = ic.readIntArray("numTris", null);
}
-
}