mirror of
https://github.com/sehugg/8bitworkshop.git
synced 2024-11-04 20:05:57 +00:00
194 lines
5.2 KiB
QBasic
194 lines
5.2 KiB
QBasic
rem **************************************************************************
|
|
rem Fifa 1977 (1977 is when the Atari2600 came out)
|
|
rem 1v1 soccer match between two players
|
|
rem Players can move about using the joystick directions
|
|
rem ball moves in front of the player currently in possesion of it
|
|
rem Players cannot get too close to opponents goal
|
|
rem Players can shoot the ball using joystick fire button
|
|
rem Players can intercept the ball when it is kicked to gain posession
|
|
rem Players can also steal the ball from the other player
|
|
rem Reset game by pressing reset button
|
|
rem **************************************************************************
|
|
|
|
set tv ntsc
|
|
set romsize 4k
|
|
rem **************************************************************************
|
|
rem Playfield and players setup:
|
|
rem - shape of the playfield and player sprites
|
|
rem **************************************************************************
|
|
playfield:
|
|
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
|
|
X....X...................X....X
|
|
X.............................X
|
|
X.............................X
|
|
X.............................X
|
|
X.............................X
|
|
X.............................X
|
|
X.............................X
|
|
X.............................X
|
|
X....X...................X....X
|
|
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
|
|
end
|
|
|
|
player0:
|
|
%00100010
|
|
%00010100
|
|
%00001000
|
|
%00111110
|
|
%00001000
|
|
%00011100
|
|
%00011100
|
|
%00011100
|
|
end
|
|
|
|
player1:
|
|
%01000100
|
|
%00101000
|
|
%00010000
|
|
%01111100
|
|
%00010000
|
|
%00111000
|
|
%00111000
|
|
%00111000
|
|
end
|
|
|
|
|
|
rem **************************************************************************
|
|
rem Setup:
|
|
rem - set initial values
|
|
rem **************************************************************************
|
|
COLUBK = $0F
|
|
NUSIZ0 = $30
|
|
score = 00000 : scorecolor = $08
|
|
a = 75
|
|
b = 75
|
|
c = 75
|
|
d = 25
|
|
z = 0
|
|
p = 0
|
|
player0x = a : player0y = b
|
|
player1x = c : player1y = d
|
|
ballx = x : bally = y
|
|
|
|
rem **************************************************************************
|
|
rem Main loop:
|
|
rem - set colors and record last coordinates of player sprites
|
|
rem **************************************************************************
|
|
main
|
|
COLUP1 = $80
|
|
COLUP0 = $40
|
|
COLUBK = $C4
|
|
COLUPF = $0E
|
|
e = a
|
|
f = b
|
|
g = c
|
|
h = d
|
|
|
|
rem **************************************************************************
|
|
rem Draw loop:
|
|
rem - Draws the screen and handles user input. Moves the sprites and
|
|
rem - the ball's position and handles collisions
|
|
rem **************************************************************************
|
|
draw
|
|
drawscreen
|
|
|
|
if joy0left then a = a - 1
|
|
if joy0up then b = b - 1
|
|
if joy0down then b = b + 1
|
|
if joy0right then a = a + 1
|
|
if joy1left then c = c - 1
|
|
if joy1up then d = d -1
|
|
if joy1down then d = d + 1
|
|
if joy1right then c = c + 1
|
|
if p = 0 && joy0fire then z = 1
|
|
if p = 1 && joy1fire then z = 2
|
|
if z = 0 && p = 0 then ballx = a + 5 : bally = b - 10
|
|
if z = 0 && p = 1 then ballx = c + 4 : bally = d + 2
|
|
if z = 1 then bally = bally - 1
|
|
if z = 2 then bally = bally + 1
|
|
player0x = a : player0y = b
|
|
player1x = c : player1y = d
|
|
if switchreset then goto hardReset
|
|
if collision(ball, player0) then goto save0
|
|
if collision(ball, player1) then goto save1
|
|
if collision(player0, playfield) then goto player0HitWall
|
|
if collision(player1, playfield) then goto player1HitWall
|
|
if player0y < 30 then goto player0HitWall
|
|
if player1y > 66 then goto player1HitWall
|
|
if collision(ball, playfield) then goto shoot
|
|
goto main
|
|
|
|
rem **************************************************************************
|
|
rem Player collision:
|
|
rem - moves player0 back to previous location entering invalid area
|
|
rem **************************************************************************
|
|
player0HitWall
|
|
a = e
|
|
b = f
|
|
goto main
|
|
|
|
player1HitWall
|
|
c = g
|
|
d = h
|
|
goto main
|
|
|
|
rem **************************************************************************
|
|
rem Player and ball collision:
|
|
rem - switches possession of the ball as well as making the ball
|
|
rem - stop moving if it was shot
|
|
rem **************************************************************************
|
|
save0
|
|
p = 0
|
|
z = 0
|
|
goto main
|
|
|
|
save1
|
|
p = 1
|
|
z = 0
|
|
goto main
|
|
|
|
rem **************************************************************************
|
|
rem Ball collides with playfield:
|
|
rem - handles scoring based on where in the playfield the ball collided
|
|
rem - as well as switching who possesses the ball after scoring
|
|
rem **************************************************************************
|
|
shoot
|
|
if ballx > 41 && ballx < 119 then goto hit
|
|
goto reset
|
|
|
|
hit
|
|
if bally < 50 then goto player0Score
|
|
if bally > 50 then goto player1Score
|
|
goto reset
|
|
|
|
player0Score
|
|
score = score + 1
|
|
p = 1
|
|
goto reset
|
|
|
|
player1Score
|
|
score = score + 1000
|
|
p = 0
|
|
goto reset
|
|
|
|
rem **************************************************************************
|
|
rem Variable reset:
|
|
rem - resets player to initial positions
|
|
rem **************************************************************************
|
|
reset
|
|
a = 75
|
|
b = 75
|
|
c = 75
|
|
d = 25
|
|
z = 0
|
|
goto main
|
|
|
|
rem **************************************************************************
|
|
rem Hard Reset:
|
|
rem - resets the score to 0, players to initial positions, and possession
|
|
rem - of the ball to player0
|
|
rem **************************************************************************
|
|
hardReset
|
|
score = 000000
|
|
p = 0
|
|
goto reset |