本Demo基于 Visual Studio 2019 开发，c#开发， 如果您使用Visual studio 2015,需要自行修改适当的配置， 如果您使用VS2019以上版本，无需修改

点击此处下载Demo

需要技术支持，可加微信 13801997980 （微信同号）王工

这个demo只是展示，如果使用C#调用dll， 更多库函数需要自己引申出来，这里不再举例

更多用法，请参照C语言demo， 关于 透射率，吸光度，拉曼等二次开发

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Runtime.InteropServices;

using System.Diagnostics;

namespace ConsoleApplication1

{

    public class libSpectrometerHelper

    {

        const int MAX_DEVICE_COUNT = 16;

        int last_err = 0;

        int[] probe_device_list = new int[MAX_DEVICE_COUNT];

        List<long> specified_device_list = new List<long>(MAX_DEVICE_COUNT);

        [DllImport("libspectrometer.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

        public extern static int libspectrometer_open_spectrometer(int index, ref int error_code);

        [DllImport("libspectrometer.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

        public extern static int libspectrometer_set_trigger_mode(int index, ref int error_code, int v);

        [DllImport("libspectrometer.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

        public extern static int libspectrometer_close_spectrometer(long index, ref int error_code);

        [DllImport("libspectrometer.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

        public extern static void libspectrometer_set_integration_time_microsec(int index, ref int error_code, long integration_time_micros);

        [DllImport("libspectrometer.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

        public extern static int libspectrometer_get_serial_number(int index, ref int error_code, ref byte buffer, int buffer_length);

        [DllImport("libspectrometer.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

        public extern static int libspectrometer_get_model(int index, ref int errorCode, ref byte buffer, int buffer_length);

        [DllImport("libspectrometer.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

        public extern static int libspectrometer_get_wavelengths(int index, ref int error_code, ref double wavelengths, int length);

        [DllImport("libspectrometer.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

        public extern static void  libspectrometer_set_average(int index, ref int error_code, int length);

        [DllImport("libspectrometer.dll", CharSet = CharSet.Unicode, CallingConvention = CallingConvention.Cdecl)]

        public extern static int libspectrometer_get_raw_spectrum(int index, ref int error_code, ref double buffer, int buffer_length);

        public libSpectrometerHelper()

        {

            Trace.Write("LOG: libPsectrometerHelper ");

            byte[] str = new byte[100];

            libspectrometer_get_serial_number(0, ref last_err, ref str[0], 100);

        }

        public void setTriggerMode(int Index, int v)

        {

            last_err = 0;

            libspectrometer_set_trigger_mode(Index, ref last_err, v);

        }

        public void setAverage(int Index, int v)

        {

            libspectrometer_set_average(Index, ref last_err, v);

        }

        public string getFirmwareVersion(int Index)

        {

            Trace.Write("LOG: getFirmwareVersion");

            return "";

        }

        public string convertToString(byte[] str)

        {

            string ret = "";

            for (int i = 0; i < 100; i++)

            {

                if (str[i] != 0)

                {

                    ret = ret + (char)str[i];

                }

            }

            return ret;

        }

        public string getName(int Index)

        {

            Trace.Write("LOG: getName ");

            byte[] str = new byte[100];

            libspectrometer_get_model(Index, ref last_err, ref str[0], 100);

            string s = convertToString(str);

            return s;

        }

        public string getSerialNumber(int Index)

        {

            Trace.Write("LOG: getSerialNumber ");

            byte[] str = new byte[100];

            libspectrometer_get_serial_number(Index, ref last_err, ref str[0], 100);

            string s = convertToString(str);

            return s;

        }

        public double[] getWavelengths(int Index)

        {

            Trace.Write("LOG: getWavelengths ");

            double[] tmp = new double[4096];

            int count = libspectrometer_get_wavelengths(Index, ref last_err, ref tmp[0], 4096);

            int val = 0;

            for (int i = 0; i < 4096; i++)

            {

                if (tmp[i] != 0)

                    val++;

            }

            double[] wavelengths = new double[val];

            for (int i = 0; i < val; i++)

            {

                wavelengths[i] = tmp[i];

            }

            return wavelengths;

        }

        public double[] getSpectrum(int Index)

        {

            Trace.Write("LOG: getSpectrum ");

            //char[] spec = new char[2048];

            //libspectrometer_get_unformatted_spectrum(0, ref last_err, ref spec[0], 2048);

            double[] tmp = new double[4096];

            int count = libspectrometer_get_raw_spectrum(Index, ref last_err, ref tmp[0], 4096);

            int val = count;

            double[] intensity = new double[val];

            for (int i = 0; i < val; i++)

            {

                intensity[i] = tmp[i];

            }

            return intensity;

        }

        public long getMaxIntegrationTime(int Index)

        {

            long time = 65535 * 1000;

            Trace.Write("LOG: getIntegrationTime ");

            return time;

        }

        public void setIntegrationTime(int Index, long IntegrationTime)

        {

            Trace.Write("LOG: setIntegrationTime ");

            libspectrometer_set_integration_time_microsec(Index, ref last_err, (int)IntegrationTime);

        }

        //DLL文件提供的底层方法，第二个参数是微秒，而我们程序用毫秒，故此处乘以1000

        public int openAllSpectrometers()

        {

            Trace.Write("LOG: openAllSpectrometers");

            int count = 0;

            int ret1 = libspectrometer_open_spectrometer(0, ref last_err);

            if (ret1 == 1)

                count++;

            return count;

        }

        public void closeAllSpectrometers()

        {

            Trace.Write("LOG: closeAllSpectrometers");

            libspectrometer_close_spectrometer(0, ref last_err);

        }

        public void Dispose()

        {

            libspectrometer_close_spectrometer(0, ref last_err);

            Trace.Write("LOG: Dispose");

        }

    }

}