It's Raining Cats - A game for Click4 Fantasy Computer

raining_cats.c4s

;; It's raining cats video game for Click4 Fantasy console
;; This is a click4 script (.c4s), please open it with Click4 IDE

;; Made by Darenn Keller

#alloc player_pos_x2 0
#alloc player_pos_x1 2

#alloc nme_pos_x1 1
#alloc nme_pos_x2 2
#alloc nme_pos_y1 0
#alloc nme_pos_y2 0

#alloc random_pos 15

#define SPRITE_WIDTH 7
#define SPRITE_HEIGHT 7

#define player_pos_y1 3 ;; player has fixed y
#define player_pos_y2 5 ;; player has fixed y
#define PLAYER_SPR_X1 0
#define PLAYER_SPR_X2 1
#define PLAYER_SPR_Y1 3
#define PLAYER_SPR_Y2 8

#define NME_SPR_X1 1
#define NME_SPR_X2 0
#define NME_SPR_Y1 3
#define NME_SPR_Y2 8

;; called only once
@start:
;; reset all variables in case the player want to replay
set r0 0
hsave player_pos_x2
set r0 2
hsave player_pos_x1

set r0 1
hsave nme_pos_x1
set r0 2
hsave nme_pos_x2
set r0 0
hsave nme_pos_y1
set r0 0
hsave nme_pos_y2

;; let random_pos at whatever value it was

;; Reset registers for when player resets
set r0 0
set r1 0
set r2 0
set r3 0
set r4 0
set r5 0
set r6 0
set r7 0
set r8 0
set r9 0
set r10 0
set r11 0
set r12 0
set r13 0
set r14 0
set r15 0

@end_start

@update:

jmp_if_pressed key_right @right_pressed
jmp @right_not_pressed
@right_pressed
hload player_pos_x2
inc r0
hsave player_pos_x2
crsz r0
rjmp 4
jmp @overflow
jmp @not_overflow
@overflow
hload player_pos_x1
inc r0
hsave player_pos_x1
@not_overflow
@right_not_pressed

jmp_if_pressed key_left @left_pressed
jmp @left_not_pressed
@left_pressed
hload player_pos_x2
crsz r0
rjmp 4
jmp @overflow_l
jmp @not_overflow_l
@overflow_l
hload player_pos_x1
dec r0
hsave player_pos_x1
@not_overflow_l
hload player_pos_x2
dec r0
hsave player_pos_x2
@left_not_pressed

@move_nme
hload nme_pos_y2
inc r0
hsave nme_pos_y2
crsz r0
rjmp 4
jmp @overflow_nme
jmp @not_overflow_nme
@overflow_nme
hload nme_pos_y1
inc r0
hsave nme_pos_y1
@not_overflow_nme

@nme_collide_with_ground
hload nme_pos_y1
set r1 3 
cmp
je @collision_with_ground
jmp @end_ground_collide
@collision_with_ground

;; check if player is collising (only check x1)
hload nme_pos_x1
copy r10 r0
hload player_pos_x1
copy r1 r10
cmp
je @collide_with_player
jmp @not_collide_with_player


@collide_with_player
;; Play cat sound
set r0 alt1
qsnd r0

;; undraw cat
hload nme_pos_x2
copy r7 r0
hload nme_pos_x1
copy r6 r0

hload nme_pos_y2
copy r9 r0
hload nme_pos_y1
copy r8 r0

set r4 8
set r5 15
set r0 2
set r1 2
set r2 2
set r3 2
draw


set r0 15
hsave nme_pos_y1

;; choose a random x1
hload random_pos
inc r0
hsave random_pos
copy r1 r0
set r0 1
set r2 1
set r3 0
load
hsave nme_pos_x1
set r1 3
cmp
jg @next_out_of_bounds
jmp @not_out_bounds
@next_out_of_bounds
set r0 3
hsave nme_pos_x1
@not_out_bounds

;; choose a random x2
hload random_pos
inc r0
hsave random_pos
copy r1 r0
set r0 0
set r2 0
set r3 0
load
hsave nme_pos_x2

;; } collide with player

jmp @end_ground_collide

@not_collide_with_player
;; game over
set r0 7
qsnd r0
set r0 6
qsnd r0
set r0 5
qsnd r0
set r0 4
qsnd r0
jmp @draw_game_over
@end_ground_collide

@end_update


@draw:
;; Draw player
hload player_pos_x2
copy r7 r0
hload player_pos_x1
copy r6 r0

set r8 player_pos_y1
set r9 player_pos_y2
set r4 SPRITE_WIDTH
set r5 SPRITE_HEIGHT
set r0 PLAYER_SPR_X1
set r1 PLAYER_SPR_X2
set r2 PLAYER_SPR_Y1
set r3 PLAYER_SPR_Y2
draw

;; Draw NME
hload nme_pos_x2
copy r7 r0
hload nme_pos_x1
copy r6 r0

hload nme_pos_y2
copy r9 r0
hload nme_pos_y1
copy r8 r0

set r4 8
set r5 15
set r0 NME_SPR_X1
set r1 NME_SPR_X2
set r2 NME_SPR_Y1
set r3 NME_SPR_Y1
draw

jmp @end_draw

;; Draw GAME
@draw_game_over
set r0 1
set r1 9

set r2 3
set r3 8

set r4 15
set r5 5
set r6 1
set r7 10
set r8 1
set r9 5
draw

;; Draw OVER

set r0 2
set r1 9
set r2 3
set r3 8
set r4 15
set r5 5
set r6 1
set r7 10
set r8 1
set r9 10
draw

jmp @draw_game_over

@end_draw

nop
nop
nop

nop
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jmp @update:

== sprites

0 5 0 0 0 0 5 0
0 5 0 0 0 0 5 0
0 0 5 5 5 5 0 0
0 0 0 5 5 0 0 0
0 0 0 5 5 0 0 0
0 0 5 5 5 5 0 0
0 0 5 5 5 5 0 0
0 0 5 5 5 5 0 0

0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 15
0 0 0 0 0 0 0 15
0 0 0 0 0 0 0 15
0 0 0 0 0 0 0 15
0 0 0 0 0 0 0 15
0 0 0 0 0 0 0 0

0 0 0 0 15 0 0 15
15 15 0 0 15 15 15 15
0 0 0 0 15 12 15 12
0 0 0 0 15 15 15 15
0 0 15 15 15 15 15 0
0 15 15 15 15 15 15 0
0 15 15 15 15 15 15 0
15 15 15 15 15 15 15 0


0 0 0 0 0 0 0 0
0 15 15 0 0 15 0 0
15 0 0 0 15 0 15 0
15 0 15 0 15 15 15 0
0 15 15 0 15 0 15 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0

0 0 0 0 0 0 0 0
15 15 15 0 15 15 15 0
15 15 15 0 15 15 0  0
15 0 15 0 15 0 0 0
15 0 15 0 15 15 15 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0

0 0 0 0 0 0 0 0
0 15 0 0 15 0 15 0
15 0 15 0 15 0 15 0
15 0 15 0 15 0 15 0		
0 15 0 0 0 15 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0

0 0 0 0 0 0 0 0
15 15 15 0 15 15 0 0
15 15 0 0 15 0 15 0
15 0 0 0 15 15 0 0
15 15 15 0 15 0 15 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0
0 0 0 0 0 0 0 0