mist: start adding for load-game support
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Vince Weaver
parent
a1378405c8
commit
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@ -44,7 +44,7 @@ LOADER: loader.o
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loader.o: loader.s \
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gr_copy.s gr_offsets.s gr_pageflip.s gr_putsprite_crop.s \
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text_print.s gr_fast_clear.s decompress_fast_v2.s \
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keyboard.s draw_pointer.s end_level.s audio.s
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keyboard.s draw_pointer.s end_level.s audio.s loadstore.s
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ca65 -o loader.o loader.s -l loader.lst
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###
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@ -4,6 +4,7 @@ For release 1.0
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-- save/load games
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-- sound loader
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+ MIST (split off ship-up/ship-down?)
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-- fix catherine letter (bg, grab from other side)
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-- constellation puzzle/ship raising
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-- marker switches
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+ DENTIST
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@ -35,17 +35,17 @@ put_sprite_crop =$18a8
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; keyboard.s
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handle_keypress =$19e4
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change_location =$1ab1
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change_location =$1ac5
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; text_print.s
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move_and_print =$1b49
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move_and_print =$1b5d
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; page_sprites.inc
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blue_page_sprite =$1c44
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red_page_sprite =$1c90
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white_page_sprite =$1ca6
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blue_page_small_sprite =$1cbc
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red_page_small_sprite =$1cc4
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blue_page_sprite =$1cf4
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red_page_sprite =$1d40
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white_page_sprite =$1d56
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blue_page_small_sprite =$1d6c
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red_page_small_sprite =$1d74
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; audio files
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linking_noise = $9000
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@ -1,8 +1,12 @@
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5 HOME
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10 PRINT "LOADING MIST V0.86"
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20 PRINT:PRINT
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40 PRINT "CONTROLS: ARROWS OR WASD"
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50 PRINT " ENTER MOVES/ACTION"
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40 PRINT "CONTROLS: "
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42 PRINT " MOVE CURSOR : ARROWS OR WASD"
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44 PRINT " FORWARD/ACTION : ENTER"
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45 PRINT " ENABLE JOYSTICK: CONTROL-J"
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46 PRINT " LOAD GAME : CONTROL-L"
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48 PRINT " SAVE GAME : CONTROL-S"
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60 PRINT:PRINT
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70 PRINT "BASED ON MYST BY CYAN INC"
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80 PRINT "APPLE II PORT: VINCE WEAVER"
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@ -12,6 +12,20 @@ handle_keypress:
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keypress:
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and #$7f ; clear high bit
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check_load:
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cmp #$C ; control-L
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bne check_save
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jsr load_game
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jmp done_keypress
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check_save:
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cmp #$13 ; control-S
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bne check_left
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jsr save_game
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jmp done_keypress
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check_left:
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cmp #'A'
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beq left_pressed
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@ -731,6 +731,7 @@ sectbl: .byte $00,$0d,$0b,$09,$07,$05,$03,$01,$0e,$0c,$0a,$08,$06,$04,$02,$0f
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.include "gr_putsprite_crop.s"
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.include "keyboard.s"
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.include "text_print.s"
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.include "loadstore.s"
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.include "common_sprites.inc"
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.include "page_sprites.inc"
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@ -0,0 +1,88 @@
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;===================================
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;===================================
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; load the game
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;===================================
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;===================================
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load_game:
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bit KEYRESET ; clear keyboard buffer
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bit SET_TEXT ; set text mode
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jsr clear_all ; clear screen
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lda #<load_message
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sta OUTL
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lda #>load_message
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sta OUTH
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jsr move_and_print
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lda #<are_you_sure
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sta OUTL
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lda #>are_you_sure
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sta OUTH
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jsr move_and_print
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jsr page_flip
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wait_load_confirmation:
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lda KEYPRESS
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bpl wait_load_confirmation
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bit KEYRESET ; clear keypress
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bit SET_GR ; turn graphics back on
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rts
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;===================================
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;===================================
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; save the game
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;===================================
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;===================================
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save_game:
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bit KEYRESET ; clear keyboard buffer
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bit SET_TEXT ; set text mode
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jsr clear_all ; clear screen
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lda #<save_message
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sta OUTL
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lda #>save_message
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sta OUTH
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jsr move_and_print
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lda #<are_you_sure
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sta OUTL
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lda #>are_you_sure
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sta OUTH
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jsr move_and_print
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jsr page_flip
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wait_save_confirmation:
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lda KEYPRESS
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bpl wait_save_confirmation
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bit KEYRESET ; clear keypress
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bit SET_GR ; turn graphics back on
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rts
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load_message:
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.byte 10,5,"LOAD GAME FROM DISK",0
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save_message:
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.byte 11,5,"SAVE GAME TO DISK",0
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are_you_sure:
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.byte 10,7,"ARE YOU SURE? (Y/N)",0
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@ -95,15 +95,6 @@ done_keyloop:
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bit LORES
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bit FULLGR
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;=================
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; set up location
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;=================
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lda #<locations
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sta LOCATIONS_L
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lda #>locations
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sta LOCATIONS_H
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lda #0
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sta DRAW_PAGE
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