User Tools

Site Tools


Sidebar

Home



Expressions


About

Functions

   expr_list()

   exec()
   return()
   if()
   for()
   loop()
   nop()

  Output
   print()
   clear()
   debug()

  Math
   abs()
   sign()

   sqr()
   sqrt()

   min()
   max()

   inc()
   dec()

   rand()

   none()
   nan()

   def()
   defnz()

   is_none()
   is_num()
   is_str()
   is_valid()

   bool()

  Rounding
   round()
   roundup()
   floor()
   ceil()
   trunc()
   center()
   centerex()

   s8()
   u8()
   s16()
   u16()
   s32()
   u32()

  Trigonometric
   pi()
   sin()
   cos()
   tan()
   asin()
   acos()
   atan()
   atan2()

   rad2deg()
   deg2rad()

  Logarithmic
   e()
   pow()
   exp()
   exp10()
   exp2()
   log()
   log10()
   log2()

  Bitwise
   bit()
   not()
   and()
   or()
   xor()
   nand()
   nor()
   xnor()
   shl()
   shr()

  Logical
   lnot()
   land()
   lor()
   lxor()
   lnand()
   lnor()
   lxnor()

  Relational
   eq()
   ne()
   gt()
   lt()
   ge()
   le()

  Date & Time
   date()
   datetime()
   year()
   month()
   day()
   hour()
   minute()
   second()
   millisec()

  Strings
   str()
   strlen()
   padleft()
   padright()
   hex()
   bin()
   chr()
   match()

  Parameters
   param_get()
   param_set()
   param_remove()
   param_persistent()

  Coordinates & Units
   to_motor()
   to_motor_xy()
   to_motor_uv()

   to_work()
   to_work_xy()
   to_work_uv()

   mm_to_unit()
   unit_to_mm()

   mm_to_setunit()
   setunit_to_mm()

   unit_to_setunit()
   setunit_to_unit()

   setunit()

  Commands
   estop()
   stop()
   pause()
   start()

   open()
   close()

   settings()
   exit()
   exitforce()

   output()
   output_pwm()
   output_rc()

   mist()
   flood()
   spindle()

   extout1()
   extout2()

   jog()
   jog_axis()
   jog_stop()

   speed_override()
   spindle_override()

   thc()

   cmd_list()
   cmd_count()

   cmd_get_id()
   cmd_get_name()
   cmd_get_displayname()

   cmd_is_enabled()
   cmd_is_checked()

   cmd_exec()

   open_file()
   open_code()
   start_file()
   start_code()
   test_file()
   test_code()

   run()

   py_list()
   py()
   py_term()
   py_msg()

  UI
   is_visible()
   show()
   hide()

   set_status()
   set_progress()

   is_ui_ready()

  Message
   msg()
   msgerr()

   msg_show()

   msg_count()
   msg_is_active()

   msg_click_ok()
   msg_click_cancel()

   bubble()

  Dialog
   dlg_file_open()
   dlg_file_save()

   dlg_new()
   dlg_init()
   dlg_update()
   dlg_clear()

   dlg_show()
   dlg_abort()

   dlg_is_valid()
   dlg_keep_open()
   dlg_callback()

   dlg_modal()
   dlg_set_resizable()
   dlg_set_pos()
   dlg_set_size()
   dlg_set_btn()
   dlg_set_name()
   dlg_set_color()

   dlg_add_separator()
   dlg_add_image()
   dlg_add_label()
   dlg_add_checkbox()
   dlg_add_num_input()
   dlg_add_txt_input()
   dlg_add_dropbox()
   dlg_add_button()

   dlg_comp_pos()
   dlg_comp_size()
   dlg_comp_color()
   dlg_comp_font()
   dlg_comp_name()
   dlg_comp_value()
   dlg_comp_callback()

   dlg_draw_line()
   dlg_draw_arrow()
   dlg_draw_circle()
   dlg_draw_rect()

   dlg_click_apply()
   dlg_click_ok()
   dlg_click_close()

   dlg_has_btn_apply()
   dlg_has_btn_ok()
   dlg_has_btn_close()

  Points
   points_count()
   points_clear()
   points_add()
   points_get()
   points_set()
   points_delete()
   points_load()
   points_save()

  File
   file_delete()
   file_open()
   file_close()
   file_read()
   file_append()
   file_flush()

  Array
   array_new()
   array_delete()
   array_isvalid()
   array_size()
   array_clear()
   array_resize()
   array_insert()
   array_remove()
   array_copy()
   array_printstring()
   array_printdata()
   array_setstring()
   array_getstring()
   array_setdata()
   array_setdata16()
   array_setdata32()
   array_setdata64()
   array_setdataflt32()
   array_setdataflt64()
   array_getdata()
   array_getdata16()
   array_getdata32()
   array_getdata64()
   array_getdataflt32()
   array_getdataflt64()
   array_crc16()
   array_crc32()

  Serial
   serial_list()
   serial_info()
   serial_open()
   serial_close()
   serial_config()
   serial_write()
   serial_writedata()
   serial_writedata16()
   serial_writedata32()
   serial_writearray()
   serial_writeflush()
   serial_read()
   serial_readdata()
   serial_readarray()
   serial_readflush()
   serial_addlistener()
   serial_remlistener()

  USB
   usb_list()
   usb_info()
   usb_open()
   usb_close()
   usb_read()
   usb_readdata()
   usb_readarray()
   usb_write()
   usb_writedata()
   usb_writearray()
   usb_addlistener()
   usb_remlistener()

  Hash
   crc16()
   crc32()
   sha256()
   sha256_f()
   md5()
   md5_f()

  Crypt
   aes256_encrypt()
   aes256_encrypt_f()
   aes256_decrypt()
   aes256_decrypt_f()

  Colors
   rgb_to_hue()
   rgb_to_saturation()
   rgb_to_lightness()
   rgb_to_name()

  Camera
   cam_grab()
   cam_color()
   cam_rect()

  Sound
   beep()
   siren()
   sound_load()
   sound_unload()
   sound_play()
   sound_stop()
   sound_is_playing()

  MIDI
   midi_note_on()
   midi_note_off()
   midi_ctrl()
   midi_prog()
   midi_play()
   midi_stop()
   midi_is_playing()

   midiin_channel()
   midiin_prog()
   midiin_note()
   midiin_ctrl()

  Misc
   sleep()

   url()
   rubik()

  PoKeys
   pk_digital()
   pk_analog()

Operators

Events

expr:functions:func-cam_grab

cam_grab()

Captures a screenshot of the current camera view and stores it internally.

Syntax

cam_grab()

Parameters

Parameter Type Description Comment
None

Return Value

  • Returns True if the screenshot was successfully captured.
  • Returns False if the capture failed.

Examples

Capture a screenshot

cam_grab(); 

See also

expr/functions/func-cam_grab.txt · Last modified: 2025/03/03 13:55 by andrej

Page Tools