2023-03-07 05:28:45 +00:00
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; gr duck pond
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;
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; by deater (Vince Weaver) <vince@deater.net>
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; todo
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; videlectrix/ f to feed message
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; F feeds
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; A anvil (what happens when land on duck)
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; Y drain pond
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; ESC exit
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; S spawn new duck
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; N night (twilight?)
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; J jump in pond
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; how show score?
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2023-03-11 17:14:26 +00:00
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;123456789012345678901234567890123456789
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; *** VIDELECTRIX ***
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;
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; PRESS "F" TO THROW BREAD
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; PRESS SPACEBAR TO START
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2023-03-07 05:28:45 +00:00
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.include "zp.inc"
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.include "hardware.inc"
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duck_pond:
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;===================
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; set graphics mode
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;===================
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jsr HOME
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bit LORES
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bit FULLGR
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bit SET_GR
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bit PAGE0
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2023-03-10 05:28:36 +00:00
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lda #$0
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sta DRAW_PAGE
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2023-03-07 05:28:45 +00:00
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;===================
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; Load graphics
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;===================
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load_loop:
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;=============================
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;==========================
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; Load Image
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;===========================
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load_image:
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lda #<title_data
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sta ZX0_src
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lda #>title_data
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sta ZX0_src+1
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2023-03-10 05:28:36 +00:00
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lda #$C ; load at $c00
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2023-03-07 05:28:45 +00:00
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jsr full_decomp
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2023-03-10 05:28:36 +00:00
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jsr gr_copy_to_current
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2023-03-11 17:14:26 +00:00
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bit TEXTGR
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2023-03-07 05:28:45 +00:00
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wait_until_keypress:
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lda KEYPRESS ; 4
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bpl wait_until_keypress ; 3
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bit KEYRESET ; clear the keyboard buffer
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which_ok:
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lda #<main_data
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sta ZX0_src
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lda #>main_data
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sta ZX0_src+1
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2023-03-10 05:28:36 +00:00
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lda #$C
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2023-03-07 05:28:45 +00:00
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jsr full_decomp
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2023-03-10 05:28:36 +00:00
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jsr gr_copy_to_current
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2023-03-07 05:28:45 +00:00
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2023-03-11 17:14:26 +00:00
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bit FULLGR
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2023-03-07 05:28:45 +00:00
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wait_until_keypress2:
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lda KEYPRESS ; 4
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bpl wait_until_keypress2 ; 3
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bit KEYRESET ; clear the keyboard buffer
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jmp load_loop
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.include "zx02_optim.s"
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2023-03-10 05:28:36 +00:00
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.include "gr_copy.s"
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.include "gr_offsets.s"
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2023-03-07 05:28:45 +00:00
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title_data:
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.incbin "graphics/a2_duckpond_title.gr.zx02"
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main_data:
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.incbin "graphics/a2_duckpond.gr.zx02"
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