« previous next »
Pages: [1]   Go Down

Author Topic: keyboard input (how do i read without repeat so it runs just like a joystick)  (Read 3469 times)

0 Members and 1 Guest are viewing this topic.

Offline PMACKAY

  • Forum Regular
  • Posts: 188
  • LIFE is Temporary
    • View Profile
keyboard input (how do i read without repeat so it runs just like a joystick)
« on: July 05, 2019, 08:38:46 am »
hi below is my keyboard routine... it runs great but how can i run the same input without the keyboard repeat delay

i want to just press the keys and they will respond like a joystick... holding the key has a delay then repeat.
 
this is for my game i am making which so far feel really cool to play...

this is a remake of my digit (ASCII graphics boulder but written from complete scratch with multi color graphics and 8 frame animation.. just not ready yet to demo.. but is pretty cool


Code: QB64: [Select]
  1.    KH& = _KEYHIT: SHFT% = _KEYDOWN(100303) OR _KEYDOWN(100304): ESC% = _KEYDOWN(27)
  2.     IF KH& = -18432 THEN
  3.         Z% = SCREENMEM%(MJ% - 1, MI%)
  4.         IF Z% = DIRT THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% - 1, MI%) = MAN: MJ% = MJ% - 1
  5.         IF Z% = SPACE THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% - 1, MI%) = MAN: MJ% = MJ% - 1
  6.         IF Z% = DIAMOND THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% - 1, MI%) = MAN: MJ% = MJ% - 1
  7.         'UP
  8.     END IF
  9.     IF KH& = -20480 THEN
  10.         Z% = SCREENMEM%(MJ% + 1, MI%)
  11.         IF Z% = DIRT THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% + 1, MI%) = MAN: MJ% = MJ% + 1
  12.         IF Z% = SPACE THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% + 1, MI%) = MAN: MJ% = MJ% + 1
  13.         IF Z% = DIAMOND THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% + 1, MI%) = MAN: MJ% = MJ% + 1
  14.         'DOWN
  15.     END IF
  16.     IF KH& = -19200 AND SHFT% = -1 THEN
  17.         Z1% = SCREENMEM%(MJ%, MI% - 1)
  18.         Z2% = SCREENMEM%(MJ%, MI% + 1)
  19.         IF Z1% = DIRT AND Z2% = BOULDER THEN SCREENMEM%(MJ%, MI% - 1) = MAN: SCREENMEM%(MJ%, MI%) = BOULDER: SCREENMEM%(MJ%, MI% + 1) = SPACE: MI% = MI% - 1: GOTO NEXTM
  20.         IF Z1% = SPACE AND Z2% = BOULDER THEN SCREENMEM%(MJ%, MI% - 1) = MAN: SCREENMEM%(MJ%, MI%) = BOULDER: SCREENMEM%(MJ%, MI% + 1) = SPACE: MI% = MI% - 1: GOTO NEXTM
  21.         IF Z1% = SPACE AND Z2% = DIAMOND THEN SCREENMEM%(MJ%, MI% - 1) = MAN: SCREENMEM%(MJ%, MI%) = DIAMOND: SCREENMEM%(MJ%, MI% + 1) = SPACE: MI% = MI% - 1: GOTO NEXTM
  22.         GOTO NEXTM
  23.         'LEFT SHIFT
  24.     END IF
  25.     IF KH& = -19200 THEN
  26.         Z% = SCREENMEM%(MJ%, MI% - 1)
  27.         IF Z% = DIRT THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% - 1) = MAN: MI% = MI% - 1
  28.         IF Z% = SPACE THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% - 1) = MAN: MI% = MI% - 1: SCY1% = SCY1% - 1
  29.         IF Z% = DIAMOND THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% - 1) = MAN: MI% = MI% - 1
  30.         IF Z% = BOULDER AND SCREENMEM%(MJ%, MI% - 2) = SPACE THEN SCREENMEM%(MJ%, MI% - 2) = BOULDER: SCREENMEM%(MJ%, MI% - 1) = MAN: SCREENMEM%(MJ%, MI%) = SPACE: MI% = MI% - 1
  31.         'LEFT
  32.     END IF
  33.     IF KH& = -19712 AND SHFT% = -1 THEN
  34.         Z1% = SCREENMEM%(MJ%, MI% + 1)
  35.         Z2% = SCREENMEM%(MJ%, MI% - 1)
  36.         IF Z1% = DIRT AND Z2% = BOULDER THEN SCREENMEM%(MJ%, MI% + 1) = MAN: SCREENMEM%(MJ%, MI%) = BOULDER: SCREENMEM%(MJ%, MI% - 1) = SPACE: MI% = MI% + 1: GOTO NEXTM
  37.         IF Z1% = SPACE AND Z2% = BOULDER THEN SCREENMEM%(MJ%, MI% + 1) = MAN: SCREENMEM%(MJ%, MI%) = BOULDER: SCREENMEM%(MJ%, MI% - 1) = SPACE: MI% = MI% + 1: GOTO NEXTM
  38.         IF Z1% = SPACE AND Z2% = DIAMOND THEN SCREENMEM%(MJ%, MI% + 1) = MAN: SCREENMEM%(MJ%, MI%) = DIAMOND: SCREENMEM%(MJ%, MI% - 1) = SPACE: MI% = MI% + 1: GOTO NEXTM
  39.         GOTO NEXTM
  40.         'RIGHT SHIFT
  41.     END IF
  42.  
  43.     IF KH& = -19712 THEN
  44.         Z% = SCREENMEM%(MJ%, MI% + 1)
  45.         IF Z% = DIRT THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% + 1) = MAN: MI% = MI% + 1
  46.         IF Z% = SPACE THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% + 1) = MAN: MI% = MI% + 1
  47.         IF Z% = DIAMOND THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% + 1) = MAN: MI% = MI% + 1
  48.         IF Z% = BOULDER AND SCREENMEM%(MJ%, MI% + 2) = SPACE THEN SCREENMEM%(MJ%, MI% + 2) = BOULDER: SCREENMEM%(MJ%, MI% + 1) = MAN: SCREENMEM%(MJ%, MI%) = SPACE: MI% = MI% + 1
  49.         'RIGHT
  50.     END IF
  51.     NEXTM:
  52. LOOP UNTIL ESC% = -1
« Last Edit: July 05, 2019, 10:37:47 am by odin »
Logged
MackyWhite

Offline bplus

  • Global Moderator
  • Forum Resident
  • Posts: 8053
  • b = b + ...
    • View Profile
Re: keyboard input (how do i read without repeat so it runs just like a joystick)
« Reply #1 on: July 05, 2019, 10:58:34 am »
Hi PMACKAY,

_KEYCLEAR has helped me at times with repeating keys.
Logged

Offline SMcNeill

  • QB64 Developer
  • Forum Resident
  • Posts: 3972
    • View Profile
    • Steve’s QB64 Archive Forum
Re: keyboard input (how do i read without repeat so it runs just like a joystick)
« Reply #2 on: July 05, 2019, 11:33:26 am »
Quote from: bplus on July 05, 2019, 10:58:34 am
Hi PMACKAY,

_KEYCLEAR has helped me at times with repeating keys.

Or setting a flag for the direction might work for you, similar to the pseudo code below.

K = _KEYHIT

SELECT CASE K
   CASE -12345 ‘no idea the actual value for down, so I invented one for example
       Down = -1
       Up = 0 ‘You can’t move up and down both at once.
   CASE +12345 ‘the (fake value) for the down key is now up
       Down = 0
   CASE other keys....
END SELECT

IF Down THEN
    ‘Do the down movement stuff
END IF
IF LeftFlag/RightFlag/UpFlag THEN
    ‘Do that stuff
END IF
Logged
https://github.com/SteveMcNeill/Steve64 — A github collection of all things Steve!

Offline TempodiBasic

  • Forum Resident
  • Posts: 1792
    • View Profile
Re: keyboard input (how do i read without repeat so it runs just like a joystick)
« Reply #3 on: July 07, 2019, 07:48:17 pm »
Hi
you can use a medium variable to manage input...

1.take the input: es. Keyboard =_keyhit....

2.store input coded in a variable: es. IF keyboard = 3  then Move = "Fly"

3. evaluate if input is changed  es. IF OldMove = Move then...

4.  take a memory of coded input: es.  OldMove = Move

5. execute command  IF Move = "Fly" then....

6. if you plan to make one move for one Keyboard's input  here you must reset the variable of movement: es. Move = ""
as alternate movement feature you can leave  the Move value until you get a new input from keyboard

here a my mod of your code
(I have left the label and the GOTO in the inner engine because I don't know if those options are exaustive  or not, I prefer not to use GOTO and GOSUB if possible:-) )
Code: QB64: [Select]
  2.     KH& = _KEYHIT: SHFT% = _KEYDOWN(100303) OR _KEYDOWN(100304): ESC% = _KEYDOWN(27)
  3.     Move$ = "" ' an extra layer between  I/O function and Engine making moves
  4.  
  5.     IF KH& = -18432 THEN
  6.         Move$ = "UP"
  7.     ELSEIF KH& = -20480 THEN
  8.         Move$ = "DOWN"
  9.     ELSEIF KH& = -19200 AND SHFT% = -1 THEN
  10.         Move$ = "LEFTSHIFT"
  11.         '        GOTO NEXTM  <---- you don't need this and the correlate label
  12.     ELSEIF KH& = -19200 THEN
  13.         Move$ = "LEFT"
  14.     ELSEIF KH& = -19712 AND SHFT% = -1 THEN
  15.         Move$ = "RIGHTSHIFT"
  16.         '       GOTO NEXTM   <---- you don't need this and the correlate label
  17.     ELSEIF KH& = -19712 THEN
  18.         Move$ = "RIGHT"
  19.     END IF
  20.  
  21.  
  22.     'engine of movement
  23.     IF Move$ = "UP" THEN
  24.         Z% = SCREENMEM%(MJ% - 1, MI%)
  25.         IF Z% = DIRT THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% - 1, MI%) = MAN: MJ% = MJ% - 1
  26.         IF Z% = SPACE THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% - 1, MI%) = MAN: MJ% = MJ% - 1
  27.         IF Z% = DIAMOND THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% - 1, MI%) = MAN: MJ% = MJ% - 1
  28.         'UP
  29.     ELSEIF Move$ = "DOWN" THEN
  30.         Z% = SCREENMEM%(MJ% + 1, MI%)
  31.         IF Z% = DIRT THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% + 1, MI%) = MAN: MJ% = MJ% + 1
  32.         IF Z% = SPACE THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% + 1, MI%) = MAN: MJ% = MJ% + 1
  33.         IF Z% = DIAMOND THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ% + 1, MI%) = MAN: MJ% = MJ% + 1
  34.         'DOWN
  35.     ELSEIF Move$ = "LEFTSHIFT" THEN
  36.         Z1% = SCREENMEM%(MJ%, MI% - 1)
  37.         Z2% = SCREENMEM%(MJ%, MI% + 1)
  38.         IF Z1% = DIRT AND Z2% = BOULDER THEN SCREENMEM%(MJ%, MI% - 1) = MAN: SCREENMEM%(MJ%, MI%) = BOULDER: SCREENMEM%(MJ%, MI% + 1) = SPACE: MI% = MI% - 1: GOTO NEXTM
  39.         IF Z1% = SPACE AND Z2% = BOULDER THEN SCREENMEM%(MJ%, MI% - 1) = MAN: SCREENMEM%(MJ%, MI%) = BOULDER: SCREENMEM%(MJ%, MI% + 1) = SPACE: MI% = MI% - 1: GOTO NEXTM
  40.         IF Z1% = SPACE AND Z2% = DIAMOND THEN SCREENMEM%(MJ%, MI% - 1) = MAN: SCREENMEM%(MJ%, MI%) = DIAMOND: SCREENMEM%(MJ%, MI% + 1) = SPACE: MI% = MI% - 1: GOTO NEXTM
  41.         'LEFT SHIFT
  42.     ELSEIF Move$ = "LEFT" THEN
  43.         Z% = SCREENMEM%(MJ%, MI% - 1)
  44.         IF Z% = DIRT THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% - 1) = MAN: MI% = MI% - 1
  45.         IF Z% = SPACE THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% - 1) = MAN: MI% = MI% - 1: SCY1% = SCY1% - 1
  46.         IF Z% = DIAMOND THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% - 1) = MAN: MI% = MI% - 1
  47.         IF Z% = BOULDER AND SCREENMEM%(MJ%, MI% - 2) = SPACE THEN SCREENMEM%(MJ%, MI% - 2) = BOULDER: SCREENMEM%(MJ%, MI% - 1) = MAN: SCREENMEM%(MJ%, MI%) = SPACE: MI% = MI% - 1
  48.         'LEFT
  49.     ELSEIF Move$ = "RIGHTSHIFT" THEN
  50.         Z1% = SCREENMEM%(MJ%, MI% + 1)
  51.         Z2% = SCREENMEM%(MJ%, MI% - 1)
  52.         IF Z1% = DIRT AND Z2% = BOULDER THEN SCREENMEM%(MJ%, MI% + 1) = MAN: SCREENMEM%(MJ%, MI%) = BOULDER: SCREENMEM%(MJ%, MI% - 1) = SPACE: MI% = MI% + 1: GOTO NEXTM
  53.         IF Z1% = SPACE AND Z2% = BOULDER THEN SCREENMEM%(MJ%, MI% + 1) = MAN: SCREENMEM%(MJ%, MI%) = BOULDER: SCREENMEM%(MJ%, MI% - 1) = SPACE: MI% = MI% + 1: GOTO NEXTM
  54.         IF Z1% = SPACE AND Z2% = DIAMOND THEN SCREENMEM%(MJ%, MI% + 1) = MAN: SCREENMEM%(MJ%, MI%) = DIAMOND: SCREENMEM%(MJ%, MI% - 1) = SPACE: MI% = MI% + 1: GOTO NEXTM
  55.         'RIGHT SHIFT
  56.     ELSEIF Move$ = "RIGHT" THEN
  57.         Z% = SCREENMEM%(MJ%, MI% + 1)
  58.         IF Z% = DIRT THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% + 1) = MAN: MI% = MI% + 1
  59.         IF Z% = SPACE THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% + 1) = MAN: MI% = MI% + 1
  60.         IF Z% = DIAMOND THEN SCREENMEM%(MJ%, MI%) = SPACE: SCREENMEM%(MJ%, MI% + 1) = MAN: MI% = MI% + 1
  61.         IF Z% = BOULDER AND SCREENMEM%(MJ%, MI% + 2) = SPACE THEN SCREENMEM%(MJ%, MI% + 2) = BOULDER: SCREENMEM%(MJ%, MI% + 1) = MAN: SCREENMEM%(MJ%, MI%) = SPACE: MI% = MI% + 1
  62.         'RIGHT
  63.     END IF
  64.     NEXTM: ' This label is used also in RightShift and LeftShift commands...
  65.     'but if the three conditions are the only to manage
  66.     'you can nest  also this 3 IF THEN in the chain of IF THEN
  67.     'and avoid the label
  68. LOOP UNTIL ESC% = -1
  69.  

Thanks to read
Logged
Programming isn't difficult, only it's  consuming time and coffee

Offline PMACKAY

  • Forum Regular
  • Posts: 188
  • LIFE is Temporary
    • View Profile
Re: keyboard input (how do i read without repeat so it runs just like a joystick)
« Reply #4 on: July 08, 2019, 06:45:40 am »
thank you guys :) much appreciated.... still working on other routines also. but going great. stuck a snapshot on the work sofar.

« Last Edit: July 08, 2019, 06:49:22 am by PMACKAY »
Logged
MackyWhite

Offline bplus

  • Global Moderator
  • Forum Resident
  • Posts: 8053
  • b = b + ...
    • View Profile
Re: keyboard input (how do i read without repeat so it runs just like a joystick)
« Reply #5 on: July 08, 2019, 10:30:01 am »
Hi PMACKAY,

Nice artwork, I assume it's yours. Any luck with _KEYCLEAR, setting flags or intermediate variables to actions?
Logged
Pages: [1]   Go Up
« previous next »