Examples with GLTFAnimation org.terasology.engine.rendering.gltf.model.GLTFAnimation used on opensource projects

Example 1 with GLTFAnimation

use of org.terasology.engine.rendering.gltf.model.GLTFAnimation in project Terasology by MovingBlocks.

the class GLTFAnimationFormat method load.

@Override
public MeshAnimationBundleData load(ResourceUrn urn, List<AssetDataFile> inputs) throws IOException {
    try (Reader in = new InputStreamReader(inputs.get(0).openStream())) {
        GLTF gltf = gson.fromJson(in, GLTF.class);
        checkVersionSupported(urn, gltf);
        List<byte[]> loadedBuffers = loadBinaryBuffers(urn, gltf);
        if (gltf.getSkins().isEmpty()) {
            throw new IOException("Skeletal mesh '" + urn + "' missing skin");
        }
        GLTFSkin skin = gltf.getSkins().get(0);
        List<String> boneNames = Lists.newArrayList();
        TIntList boneParents = new TIntArrayList();
        TIntIntMap nodeToJoint = new TIntIntHashMap();
        for (int i = 0; i < skin.getJoints().size(); i++) {
            nodeToJoint.put(skin.getJoints().get(i), i);
        }
        List<Bone> bones = loadBones(gltf, skin, loadedBuffers);
        bones.forEach(x -> boneNames.add(x.getName()));
        bones.forEach(x -> {
            if (x.getParentIndex() != -1) {
                boneParents.add(x.getParentIndex());
            } else {
                boneParents.add(MeshAnimationData.NO_PARENT);
            }
        });
        Map<ResourceUrn, MeshAnimationData> animations = new HashMap<>();
        for (int index = 0; index < gltf.getAnimations().size(); ++index) {
            GLTFAnimation gltfAnimation = gltf.getAnimations().get(index);
            String name = gltfAnimation.getName();
            if (Strings.isNullOrEmpty(name)) {
                name = "anim_" + index;
            }
            animations.put(new ResourceUrn(urn, name), loadAnimation(gltf, gltfAnimation, loadedBuffers, nodeToJoint, boneNames, boneParents, bones));
        }
        return new MeshAnimationBundleData(animations);
    }
}