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Linuxdoc Sgml/XFree86-Touch-Screen-HOWTO

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Linux Touch Screen HOWTO

Linux Touch Screen HOWTO

Christoph Baumann, cgb@debian.org

Oct 24, 2000ÀÌÈ£¿¬ guru2k@kldp.org
ÀÌ ¹®¼­´Â XFree86¿¡¼­ ÅÍÄ¡ ½ºÅ©¸° ÀÔ·Â ÀåÄ¡¸¦ ¾î¶»°Ô ¼³Á¤ÇÏ´ÂÁö ±â¼úÇÑ ´Ù. ÀúÀÚ´Â ¿ÀÁ÷ EloTouch(R) ¿Í MicroTouch(R) ÀåÄ¡¸¸ »ç¿ëÇÒ ±âȸ°¡ À־ ÀÌ ÇÏ¿ìÅõ´Â ¿ÀÈ÷·Á ÀÏÁ¤ÇÑ ÀÌ ÀåÄ¡µéÀ» À§ÇÑ °ÍÀÌ´Ù.

1. ¾î´À Á¾·ùÀÇ ÀåÄ¡µéÀÌ ¿©±â¿¡ ±â¼úÇÏ°Ô µÇ´À³Ä?

ÀÌ ÇÏ¿ìÅõ´Â ½Ã¸®¾ó Æ÷Æ®(/dev/ttyS0 ȤÀº /dev/ttyS1)¸¦ ÅëÇØ ¿¬°áµÈ ÀåÄ¡ µé¿¡ Àü³äÇÑ´Ù.

2. ±× ÀåÄ¡¸¦ ¼³Á¤ÇÏ´Â ¹æ¹ý

ÅÍÄ¡ ½ºÅ©¸° ÀåÄ¡´Â XF86Config ÆÄÀÏ (´ëºÎºÐ /etc/X11/XF86Config ȤÀº /etc/XF86Config) ÀÇ Xinput ºÎºÐ¿¡ ¼³Á¤µÇ¾ú´Ù. ¸ÇóÀ½¿¡ ÀåÄ¡ µå¶óÀ̹ö ¸ðµâÀÌ Á¸ÀçÇÏ´ÂÁö¸¦ È®ÀÎÇ϶ó. ±×°ÍµéÀº /usr/X11R6/lib/modules/¿¡ ÀÖ´Ù (¹«¾ùº¸´Ùµµ xf86Elo.so ¿Í xf86MuTouch.so ÀåÄ¡¿¡ ´ëÇØ ¾ð±ÞÇÑ ¸ðµâ). Áö±Ý XF86Config¸¦ º¸¶ó. °Å±â´Â ÀÌ°Í°ú °°ÀÌ º¸ÀÌ´Â ºÎºÐÀÌ ÀÖ¾î¾ß ÇÑ´Ù:

Section "Files"
...
ModulePath "/usr/X11R6/lib/modules"
...
EndSection

X ¼­¹ö¿¡ ÀÇÇØ ÀûÀçµÇ´Â ¸ðµâÀ» ¾òÀ¸·Á¸é ÀÌ °Í°ú °°Àº ºÎºÐÀÌ °Å±â¿¡ ÀÖ¾î ¾ß ÇÑ´Ù:

Section "Module"
Load "xf86Elo.so"
EndSection

Áö±Ý ´õ º¹ÀâÇÑ ºÎºÐÀÌ ÀÖ´Ù. X´Â ÀåÄ¡¿¡ °üÇÑ ¸î¸î ¸Å°³ º¯¼ö¸¦ ÇÊ¿ä·Î ÇÑ ´Ù. ÀÌ °Í°ú °°ÀÌ º¸ÀÌ´Â ÀÌ°ÍÀ» À§ÇÑ ºÎºÐ ("man XF86Config"ÀÇ ´õ¸¹Àº Ç׸ñ À» º¸¶ó):

Section "Xinput"
 SubSection "Elographics"  
#the entry for a MicroTouch device would be SubSection "MicrotouchFinger"
  Port "/dev/ttyS1" # for a device at serial port 2
  DeviceName "TouchScreen" #could be any unambiguous name
  MinimumXPosition 300
  MaximumXPosition 3700
  MinimumYPosition 300
  MaximumYPosition 3700
  UntouchDelay 10 #not supported with MuTouch
  ReportDelay 10  #not supported with MuTouch
  AlwaysCore #activates the device on startup
 EndSubSection
EndSection

±× Çϵå¿þ¾îÀÇ ¼³Á¤À» À§ÇÑ µ¶Æ¯ÇÑ °úÁ¤ÀÎ MinimumXPosition, ±âŸ ÀÔ·ÂÀ» Ç϶ó (ÅÍÄ¡ ½ºÅ©¸°°ú °ü°è°¡ ÀÖ´Â ¸ð´ÏÅÍÀÇ Àå¼Ò¿¡ ´Þ·ÁÀÖ´Ù). ±× °ªÀº ´ç½Å ÀÇ ¸ð´ÏÅÍ (xmax¿Í ymax´Â X¼­¹öÀÇ ¼±ÅÃµÈ Çػ󵵿¡ ´Þ·ÁÀÖ´Ù, 1024x768 °°Àº) ÀÇ Á¡ (0,0) ¿Í (xmax,yman) ÀÌ ´ç½ÅÀÇ ÅÍÄ¡ ½ºÅ©¸°¿¡ ±â·ÏÇÏ´Â °ÍÀ» °áÁ¤ÇÑ ´Ù. ±× ÀåÄ¡ µå¶óÀ̹ö´Â ÀÌ °ªµéÀ» ÀÐ°í ´Ù¸¥ ÁÂÇ¥¸¦ ½á ³Ö´Â´Ù. ¼³¸í:

 --------------touch screen area-----------------
 I                                              I
 I  ########visible monitor area##############  I
 I  #x                                       #  I
 I  # (0,0)                                  #  I
 I  # (MinimumXPosition,MinimumYPosition)    #  I
 I  #                                        #  I
 I  #                                        #  I
 I  #                                        #  I
 I  #                                        #  I
 I  #                                        #  I
 I  #                                        #  I
 I  #                                        #  I
 I  #     (MaximumXPosition,MaximumYPosition)#  I
 I  #                             (xmax,ymax)#  I
 I  #                                       x#  I
 I  ##########################################  I
 I                                              I
 ------------------------------------------------

ÀÌ ±â·ÏÇϱâ´Â ½ÃÇè°ú ¿¡·¯ ȤÀº ÀåÄ¡ÀÇ ¹Ì¼÷ÇÑ Ãâ·Â Àб⿡ ÀÇÇØ ³¡³¯¼ö ÀÖ´Ù (¸î¸î ½Ã¸®¾ó Æ÷Æ® ÇÁ·Î±×·¡¹ÖÀÌ ÇÊ¿äÇÏ´Ù, "The Linux Serial Programming HOWTO" ¸¦ º¸¶ó). Eletouch¿Í MicroTouch ±Ùº»ÀÇ °ËÁ¤ µµ±¸°¡ Á¸Àç ÇÑ´Ù (ÀÌ ¹®¼­ÀÇ ÀúÀÚ¿¡ ÀÇÇØ ¾²¿©Á³°í, ftp://metalab.unc.edu/pub/linux/X11/xutils/touchcal-0.1.tar.gz) ¿¡¼­ ãÀ» ¼ö ÀÖ´Ù).

3. ÀåÄ¡ ÀÛµ¿½ÃÅ°±â

X¸¦ ½ÃÀÛÇÑ ÈÄ¿¡, ¿¢½ºÅ͹̳ο¡¼­ ±× ¸í·É¾î¸¦ ÃĶó

xsetpointer <devicename>

<devicename> ¿¡´Â XF86ConfigÀÇ DeviceName "....." ÀÇ ÁÙ¿¡ Á¤ÀÇÇÑ À̸§À» ½á¶ó, ¿¹¸¦ µé¸é TouchScreenÀÏ °ÍÀÌ´Ù.

ÀåÄ¡¸¦ ½ÃÀÛÇÒ¶§¸¶´Ù ÀÛµ¿ ½ÃÅ°·Á¸é ÅÍÄ¡ ½ºÅ©¸°ÀÇ AlwaysCore¸¦ ¼±ÅÃÇضó.

4. ÅÍÄ¡ ½ºÅ©¸°°ú Æз¯·² ¸¶¿ì½º »ç¿ëÇϱâ

ÅÍÄ¡ ½ºÅ©¸°°ú Æз¯·· ¸¶¿ì½º¸¦ »ç¿ëÇÏ·Á¸é Xinput-sectionÀÇ mouse specs¸¦ µî·Ï ½ÃÄÑ¾ß ÇÑ´Ù. ÀÌ Á¤ÀÇ´Â Pointer-section ¿¡µµ °°ÀÌ ÀÖ¾î¾ß ÇÑ´Ù. ¾Æ·¡¿¡ PS/2-mouseÀÇ ¿¹°¡ ÀÖ´Ù:

Section "Xinput" 
   SubSection "Mouse" 
      Protocol "PS/2" 
      Port "/dev/mouse" #could also be /dev/psaux 
      DeviceName "Mouse" 
      AlwaysCore 
   EndSubSection
...
EndSection 
¸î¸î »ç¶÷µéÀº ÀÌ °ÍÀ» ÁÖ¸ñÇÏ°Ô ÇÑ´Ù. ƯÈ÷ AlwaysCore ¿É¼ÇÀÇ °ü½À. ±× µé ¸ðµÎ¿¡°Ô °¨»çÇÑ´Ù.

5. ÀÐÀ»°Å¸® Á¦¾È


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