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import UIKit

extension OutputStream {
    func write(data: Data) -> Int {
        return data.withUnsafeBytes {
          write($0.bindMemory(to: UInt8.self).baseAddress!, maxLength: data.count)
        }
    }
    
    var data: Data? {

otmb

Web Pointcloud

Installation

• threejs

Build zstd(wasm)

References

https://threejs.org/examples/?q=point#webgl_buffergeometry_points

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using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.XR.iOS;

public class MyGenerateImageAnchor : MonoBehaviour {


	[SerializeField]
	private ARReferenceImage referenceImage;

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using System.Collections;
using System.Collections.Generic;
using UnityEngine;

// https://www.csharpcodi.com/vs2/1607/MBINCompiler/MBINCompiler/HalfHelper.cs/

public static class HalfHelper
{
	private static uint[] mantissaTable = GenerateMantissaTable();
	private static uint[] exponentTable = GenerateExponentTable();

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using UnityEngine;
using Windows.Kinect;
using System.Runtime.InteropServices;
using System;
using System.Linq;
using UnityEngine.Rendering;

[RequireComponent(typeof(MeshRenderer))]
[RequireComponent(typeof(MeshFilter))]
public class KinectView : MonoBehaviour {

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using System.Collections;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System;
using UnityEngine;
using AOT;

namespace UnityEngine.XR.iOS
{
	public class Jetfire {

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Build Zstd Unity(ios/mac)

wget https://github.com/facebook/zstd/archive/v1.3.5.zip
cd zstd-1.3.5/build/cmake
mkdir ios
cd ios

wget https://raw.githubusercontent.com/leetal/ios-cmake/master/ios.toolchain.cmake

cmake .. -DCMAKE_TOOLCHAIN_FILE=ios.toolchain.cmake -DIOS_PLATFORM=SIMULATOR64

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Reference

• EmscriptenでビルドしたZstandardをブラウザ環境で動かす

Make

emcc -o zstd.js -O0 \
-s WASM=1 \
-s "MODULARIZE=1" \

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Python blob Write

data = np.array([1.0, 2.0, 3.0, 4.0],dtype=np.float32)
with open("[filename]", "wb") as f:
    byte = np.array(data,dtype=np.float32).tobytes()
    f.write(byte)

Python blob Read

otmb

Sample Data

Get cat.bin

Xcode Resources Add cat.bin

Playground

import CoreML