public Buffer getElements() { short e[] = new short[elements.size()]; for (int i = 0; i < elements.size(); i++) { e[i] = (elements.elementAt(i)).shortValue(); } return ShortBuffer.wrap(e); }
@SuppressWarnings("unchecked") public Mesh(LinkedHashMap mesh, User user) { this.mesh = mesh; this.user = user; try { title = getStringFromHash(mesh, "title", "Some Object"); ArrayList<Float> vs = new ArrayList<Float>(256); ArrayList<Float> ns = new ArrayList<Float>(256); ArrayList<Float> tp = new ArrayList<Float>(256); LinkedList verts = getListFromHash(mesh, "vertices"); for (Object vert : verts) { vs.add(getFloatFromList(vert, 0, 0f)); vs.add(getFloatFromList(vert, 1, 0f)); vs.add(getFloatFromList(vert, 2, 0f)); } LinkedList norms = getListFromHash(mesh, "normals"); for (Object norm : norms) { ns.add(getFloatFromList(norm, 0, 0f)); ns.add(getFloatFromList(norm, 1, 0f)); ns.add(getFloatFromList(norm, 2, 0f)); } LinkedList texts = getListFromHash(mesh, "texturepoints"); for (Object text : texts) { tp.add(getFloatFromList(text, 0, 0f)); tp.add(getFloatFromList(text, 1, 0f)); } ArrayList<Float> vnt = new ArrayList<Float>(1024); ArrayList<Short> ind = new ArrayList<Short>(1024); short index = 0; LinkedList faces = getListFromHash(mesh, "faces"); for (Object face : faces) { for (int i = 0; i < 3; i++) { String f = getStringFromList(face, i, "1/1/2"); StringTokenizer st = new StringTokenizer(f, "/"); int fv = Integer.parseInt(st.nextToken()) - 1; int ft = Integer.parseInt(st.nextToken()) - 1; int fn = Integer.parseInt(st.nextToken()) - 1; vnt.add(vs.get(fv * 3)); vnt.add(vs.get(fv * 3 + 1)); vnt.add(vs.get(fv * 3 + 2)); vnt.add(ns.get(fn * 3)); vnt.add(ns.get(fn * 3 + 1)); vnt.add(ns.get(fn * 3 + 2)); vnt.add(tp.get(ft * 2)); vnt.add(tp.get(ft * 2 + 1)); ind.add(index++); } } vnt.trimToSize(); float[] va = new float[vnt.size()]; for (int i = 0; i < vnt.size(); i++) va[i] = vnt.get(i); ind.trimToSize(); short[] ia = new short[ind.size()]; for (int i = 0; i < ind.size(); i++) ia[i] = ind.get(i); vb = ByteBuffer.allocateDirect(va.length * 4).order(ByteOrder.nativeOrder()).asFloatBuffer(); vb.put(va).position(0); ib = ByteBuffer.allocateDirect(ia.length * 2).order(ByteOrder.nativeOrder()).asShortBuffer(); ib.put(ia).position(0); il = ia.length; textures = getListFromHash(mesh, "textures"); if (textures.size() == 0) textures = list("placeholder"); vertexShader = user.shaders.get(getStringFromHash(mesh, "vertex-shader", "")); fragmentShader = user.shaders.get(getStringFromHash(mesh, "fragment-shader", "")); subObjects = getListFromHash(mesh, "sub-items"); rotationX = getFloatFromList(getListFromHash(mesh, "rotation"), 0, 0f); rotationY = getFloatFromList(getListFromHash(mesh, "rotation"), 1, 0f); rotationZ = getFloatFromList(getListFromHash(mesh, "rotation"), 2, 0f); scaleX = getFloatFromList(getListFromHash(mesh, "scale"), 0, 1f); scaleY = getFloatFromList(getListFromHash(mesh, "scale"), 1, 1f); scaleZ = getFloatFromList(getListFromHash(mesh, "scale"), 2, 1f); lightR = getFloatFromList(getListFromHash(mesh, "light"), 0, 0f); lightG = getFloatFromList(getListFromHash(mesh, "light"), 1, 0f); lightB = getFloatFromList(getListFromHash(mesh, "light"), 2, 0f); } catch (Exception e) { e.printStackTrace(); Log.e("Mesh Constructor", e.getLocalizedMessage()); return; } }