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  • How to get multi-touch working(Linux and Andriod)

      1、在hid-ids.h中加入vid pid

         
         2、在hid-multitouch..c->mt_devices[] 中加入
              {
                   .driver_data=MT_CLS_DEFAULT,
                     HID_USB_DEVICE(VID,PID)

              }
         
         3、在hid-core.c->hid_have_special_driver[]中加入HID_USB_DEVICE(VID,PID)
         
    ------------------------------------------------------------------------------------------------------------------------------------------------------
    4:添加内核配置选项:
         
    5: 
         
    7:
       
    --------------------------------------------------------------------------------------------------------------------------------------------------------
    8:
    # Copyright (C) 2010 The Android Open Source Project
    #
    # Licensed under the Apache License, Version 2.0 (the "License");
    # you may not use this file except in compliance with the License.
    # You may obtain a copy of the License at
    #
    # http://www.apache.org/licenses/LICENSE-2.0
    #
    # Unless required by applicable law or agreed to in writing, software
    # distributed under the License is distributed on an "AS IS" BASIS,
    # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    # See the License for the specific language governing permissions and
    # limitations under the License.
    
    #
    # Emulator keyboard configuration file #1.
    #
    
    
    # Basic Parameters
    touch.deviceType = touchScreen
    touch.orientationAware = 1
    touch.size.calibration=diameter
    touch.size.scale=10
    touch.size.bias=0
    touch.size.isSummed=0
    touch.size.pressure.calibration=amplitude
    touch.pressure.scale=0.005
    touch.orientation.calibration=none
    ---------------------------------------------------------------------------------------------------------------------------------------------------
    10: adb shell 
        su
        mount
       
        
        
     --------------------------------------------------------------------------------------------------------------------------------------------------------
    11:还有一种把 IDC 文件放到/system/usr/idc/ 目录下的方法:
         1)把你的 IDC 文件拷贝到android源码:frameworks/base/data/keyboards/ 目录下;
         2)修改common.mk文件:
          
         3)croot 到android源码根目录: make -j8 完成后,find 命令在out目录查找下……结果如下则OK;
         
     --------------------------------------------------------------------------------------------------------------------------------------------------------
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  • 原文地址:https://www.cnblogs.com/AlwaysOnLines/p/5072467.html
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