SenselContacts.cs

using System;
using UnityEngine;

namespace Sensel
{
    class SenselContacts : MonoBehaviour
    {
        private IntPtr handle = IntPtr.Zero;
        private SenselFrame frame = new SenselFrame();
        private SenselSensorInfo sensorInfo = default(SenselSensorInfo);

        private float sensorWidth = default(float);
        private float sensorHeight = default(float);

        public int InputID = default(int);
        public float xPos = default(float);
        public float yPos = default(float);
        public float TotalForce = default(float);
        public float Area = default(float);

        private void Start()
        {
            SenselDeviceList list = new SenselDeviceList();
            list.num_devices = 0;
            Sensel.senselGetDeviceList(ref list);
            Debug.Log("Num Devices: " + list.num_devices);
            if (list.num_devices != 0)
            {
                Sensel.senselOpenDeviceByID(ref handle, list.devices[0].idx);
            }
            if (handle != IntPtr.Zero)
            {
                Sensel.senselGetSensorInfo(handle, ref sensorInfo);
                Sensel.senselSetFrameContent(handle, 5);
                Sensel.senselAllocateFrameData(handle, frame);
                Sensel.senselStartScanning(handle);

                sensorWidth = sensorInfo.width;
                sensorHeight = sensorInfo.height;
            }
        }

        private void LateUpdate()
        {
            if (handle != IntPtr.Zero)
            {
                Int32 numframes = 0;
                Sensel.senselReadSensor(handle);
                Sensel.senselGetNumAvailableFrames(handle, ref numframes);

                for (int f = 0; f < numframes; ++f)
                {
                    Sensel.senselGetFrame(handle, frame);

                    if (f + 1 == numframes)
                    {
                        if(frame.n_contacts > 0)
                        {
                            xPos = frame.contacts[0].x_pos / sensorWidth;
                            yPos = frame.contacts[0].y_pos / sensorHeight;
                            InputID = frame.contacts[0].id;
                            TotalForce = frame.contacts[0].total_force;
                            Area = frame.contacts[0].area;
                            Debug.Log("ID: " + InputID + '\t' + "xPos: " + xPos + '\t' + "yPos: " + yPos + '\t' + "force: " + TotalForce + '\t' + "area: " + Area);
                        }
                    }
                }
            }
        }

        private void OnApplicationQuit()
        {
            Sensel.senselClose(handle);
        }
    }
}