private static RenderState doRemoveRenderState(Spatial s, StateType state) {
if (s.getRenderState(state) != null) {
RenderState rs = s.getRenderState(state);
s.clearRenderState(state);
return rs;
}
return null;
}
/**
* Walks through the scenegraph beneath the supplied {@link Spatial} and indicates to any attached
* textures that the data should be stored internally rather than in the file. Original image file
* locations are saved and returned.
*
* @param s The object to perform this action on
* @param textureFiles - used for recursion; pass in null
* @return The locations of all located textures
*/
public static List<URL> setupTextureStorage(Spatial s, List<URL> textureFiles) {
if (textureFiles == null) {
textureFiles = new ArrayList<URL>();
}
if (s instanceof Node) {
// a Node shouldn't have a texture state attached to it, but in case it does:
if (s.getRenderState(StateType.Texture) != null) {
TextureState ts = (TextureState) s.getRenderState(StateType.Texture);
for (int i = 0; i < ts.getNumberOfSetTextures(); i++) {
Texture tex = ts.getTexture(i);
if (tex != null) {
try {
textureFiles.add(new URL(tex.getImageLocation()));
} catch (MalformedURLException e) {
e.printStackTrace();
}
tex.setStoreTexture(true);
}
}
}
if (((Node) s).getChildren() != null) {
Iterator<Spatial> it = ((Node) s).getChildren().iterator();
while (it.hasNext()) {
setupTextureStorage(it.next(), textureFiles);
}
}
} else {
if (s.getRenderState(StateType.Texture) != null) {
TextureState ts = (TextureState) s.getRenderState(StateType.Texture);
for (int i = 0; i < ts.getNumberOfSetTextures(); i++) {
Texture tex = ts.getTexture(i);
if (tex != null) {
try {
textureFiles.add(new URL(tex.getImageLocation()));
} catch (MalformedURLException e) {
e.printStackTrace();
}
tex.setStoreTexture(true);
}
}
}
}
return textureFiles;
}
public static void lookForRenderState(Spatial s, StateType stateType) {
if (s.getRenderState(stateType) != null) {
System.out.println(s.getName() + " has " + stateType.toString());
} else {
System.out.println(s.getName() + " lacks " + stateType.toString());
}
if (s instanceof Node && ((Node) s).getChildren() != null) {
for (int i = 0; i < ((Node) s).getChildren().size(); i++) {
lookForRenderState(((Node) s).getChildren().get(i), stateType);
}
}
}
public static boolean checkForRenderState(Spatial s, StateType stateType) {
if (s.getRenderState(stateType) != null) {
return true;
} else {
if (s instanceof Node && ((Node) s).getChildren() != null) {
for (int i = 0; i < ((Node) s).getChildren().size(); i++) {
if (checkForRenderState(((Node) s).getChildren().get(i), stateType)) {
return true;
}
}
}
}
return false;
}
/**
* Sets the MaterialFaces for a given object. By using the applyToFront and applyToBack
* parameters, each desired combination of face settings can be produced (None, Front, Back,
* Both).
*
* @param spatial The spatial for which to set the MaterialFace
* @param applyToFront True if the front face should have the material applied
* @param applyToBack True if the back face should have the material applied
* @see MaterialFace
*/
public static void setMaterialFaceApplication(
Spatial spatial, boolean applyToFront, boolean applyToBack) {
if (applyToFront && applyToBack) {
if (spatial.getRenderState(StateType.Material) != null)
((MaterialState) spatial.getRenderState(StateType.Material))
.setMaterialFace(MaterialFace.FrontAndBack);
} else if (applyToFront) {
if (spatial.getRenderState(StateType.Material) != null)
((MaterialState) spatial.getRenderState(StateType.Material))
.setMaterialFace(MaterialFace.Front);
} else if (applyToBack) {
if (spatial.getRenderState(StateType.Material) != null)
((MaterialState) spatial.getRenderState(StateType.Material))
.setMaterialFace(MaterialFace.Back);
}
if (spatial instanceof Node) {
if (((Node) spatial).getChildren() != null) {
for (Spatial child : ((Node) spatial).getChildren()) {
setMaterialFaceApplication(child, applyToFront, applyToBack);
}
}
}
}
public static boolean checkForRenderState(Spatial s, RenderState rs) {
if (s.getRenderState(rs.getStateType()) != null) {
return s.getRenderState(rs.getStateType()).equals(rs);
} else return false;
}
private static void doWireframeApplication(Spatial s, boolean apply, WireframeState ws) {
if (apply) s.setRenderState(ws);
else if (s.getRenderState(StateType.Wireframe) != null) {
s.clearRenderState(StateType.Wireframe);
}
}