/**
* Initializes the internal references to Materials assets.
*
* <p>Must be called at least once before the PostProcessor instance is in use. Failure to do so
* will result in NullPointerExceptions. Calling it additional times shouldn't hurt but shouldn't
* be necessary either: the asset system refreshes the assets behind the scenes if necessary.
*/
public void initializeMaterials() {
// initial renderings
materials.lightBufferPass = getMaterial("engine:prog.lightBufferPass");
// pre-post composite
materials.outline = getMaterial("engine:prog.sobel");
materials.ssao = getMaterial("engine:prog.ssao");
materials.ssaoBlurred = getMaterial("engine:prog.ssaoBlur");
materials.prePostComposite = getMaterial("engine:prog.combine");
// initial post-processing
materials.lightShafts =
getMaterial("engine:prog.lightshaft"); // TODO: rename shader to lightShafts
materials.initialPost =
getMaterial("engine:prog.prePost"); // TODO: rename shader to initialPost
materials.downSampler = getMaterial("engine:prog.down"); // TODO: rename shader to downSampler
materials.highPass = getMaterial("engine:prog.highp"); // TODO: rename shader to highPass
materials.blur = getMaterial("engine:prog.blur");
materials.toneMapping = getMaterial("engine:prog.hdr"); // TODO: rename shader to toneMapping
// final post-processing
materials.ocDistortion = getMaterial("engine:prog.ocDistortion");
materials.finalPost = getMaterial("engine:prog.post"); // TODO: rename shader to finalPost
materials.debug = getMaterial("engine:prog.debug");
}
