; Monkey Monkey ; by deater (Vince Weaver) ; Zero Page .include "zp.inc" .include "hardware.inc" .include "common_defines.inc" monkey_start: ;=================== ; init screen jsr TEXT jsr HOME bit KEYRESET bit SET_GR bit PAGE0 bit LORES bit TEXTGR ;================= ; set up location ;================= lda #locations sta LOCATIONS_H lda #29 sta GUYBRUSH_X lda #18 sta GUYBRUSH_Y lda #0 sta DRAW_PAGE sta LEVEL_OVER sta GUYBRUSH_DIRECTION sta GUYBRUSH_SIZE sta DISPLAY_MESSAGE sta BAR_DOOR_OPEN sta VALID_NOUN sta ITEMS_PICKED_UP sta INVENTORY_NEXT_SLOT sta INVENTORY sta INVENTORY2 sta INVENTORY3 sta INVENTORY4 sta INVENTORY5 ; init cursor lda #20 sta CURSOR_X sta CURSOR_Y ; set up initial location lda #MONKEY_BAR ; lda #MONKEY_LOOKOUT ; lda #MONKEY_VOODOO1 sta LOCATION jsr change_location lda #1 sta CURSOR_VISIBLE ; visible at first lda #0 sta ANIMATE_FRAME lda #VERB_WALK sta CURRENT_VERB lda #$ff sta DESTINATION_X sta DESTINATION_Y game_loop: ;================= ; reset things ;================= lda #0 sta IN_SPECIAL sta IN_RIGHT sta IN_LEFT ;==================================== ; copy background to current page ;==================================== jsr gr_copy_to_current ;==================================== ; draw background sprites ;==================================== lda LOCATION cmp #MONKEY_LOOKOUT beq animate_flame cmp #MONKEY_BAR beq do_draw_bar_door cmp #MONKEY_ZIPLINE beq do_draw_sign cmp #MONKEY_VOODOO2 beq do_draw_smoke cmp #MONKEY_BAR_INSIDE2 beq do_draw_bar2 cmp #MONKEY_BAR_INSIDE3 beq do_draw_meat jmp nothing_special animate_flame: jsr draw_fire jmp nothing_special do_draw_bar_door: jsr draw_bar_door jmp nothing_special do_draw_sign: jsr draw_sign jmp nothing_special do_draw_smoke: jsr draw_smoke jmp nothing_special do_draw_bar2: jsr bar_inside2_animate jmp nothing_special do_draw_meat: jsr draw_meat jmp nothing_special nothing_special: ;==================================== ; move guybrush ;==================================== ; only do it every 4th frame lda FRAMEL and #$3 bne done_move_guybrush move_guybrush_x: lda DESTINATION_X bmi move_guybrush_y cmp GUYBRUSH_X beq guybrush_lr_done bcs move_guybrush_right move_guybrush_left: lda #DIR_LEFT sta GUYBRUSH_DIRECTION dec GUYBRUSH_X jmp move_guybrush_y move_guybrush_right: lda #DIR_RIGHT sta GUYBRUSH_DIRECTION inc GUYBRUSH_X jmp move_guybrush_y guybrush_lr_done: lda #$ff sta DESTINATION_X move_guybrush_y: lda DESTINATION_Y bmi done_move_guybrush cmp GUYBRUSH_Y beq guybrush_ud_done bcs move_guybrush_down move_guybrush_up: lda #DIR_UP sta GUYBRUSH_DIRECTION dec GUYBRUSH_Y dec GUYBRUSH_Y jmp done_move_guybrush move_guybrush_down: lda #DIR_DOWN sta GUYBRUSH_DIRECTION inc GUYBRUSH_Y inc GUYBRUSH_Y jmp done_move_guybrush guybrush_ud_done: lda #$ff sta DESTINATION_Y done_move_guybrush: ;==================================== ; draw guybrush ;==================================== lda GUYBRUSH_X sta XPOS lda GUYBRUSH_Y sta YPOS lda GUYBRUSH_SIZE cmp #GUYBRUSH_BIG beq big_guybrush cmp #GUYBRUSH_MEDIUM beq medium_guybrush lda GUYBRUSH_SIZE cmp #GUYBRUSH_TINY beq tiny_guybrush small_guybrush: lda #guybrush_small_sprite jmp really_draw_guybrush tiny_guybrush: lda #guybrush_tiny_sprite jmp really_draw_guybrush medium_guybrush: lda GUYBRUSH_DIRECTION ; 00/01 or 02/03 or 04/05 or 06/07 and #$fe tay lda guybrush_med_sprites,Y sta INL lda guybrush_med_sprites+1,Y jmp really_draw_guybrush big_guybrush: lda GUYBRUSH_Y ; always even lsr eor GUYBRUSH_X and #$1 ; 0 or 1 ora GUYBRUSH_DIRECTION ; 00/01 or 02/03 or 04/05 or 06/07 asl tay lda guybrush_sprites,Y sta INL lda guybrush_sprites+1,Y really_draw_guybrush: sta INH jsr put_sprite_crop ;==================================== ; draw foreground sprites ;==================================== lda LOCATION cmp #MONKEY_LOOKOUT beq do_draw_wall cmp #MONKEY_POSTER beq do_draw_house cmp #MONKEY_BAR beq do_draw_building cmp #MONKEY_BAR_INSIDE1 beq do_draw_bar1 cmp #MONKEY_VOODOO1 beq do_draw_voodoo1 cmp #MONKEY_CHURCH beq do_draw_church jmp nothing_foreground do_draw_wall: jsr draw_wall jmp nothing_foreground do_draw_house: jsr draw_house jmp nothing_foreground do_draw_building: jsr draw_bar_fg_building jmp nothing_foreground do_draw_bar1: jsr bar_inside1_foreground jmp nothing_foreground do_draw_voodoo1: jsr voodoo1_draw_foreground jmp nothing_foreground do_draw_church: jsr draw_church_foreground jmp nothing_foreground nothing_foreground: ;==================================== ; what are we pointing too ;==================================== jsr where_do_we_point ;==================================== ; update bottom bar ;==================================== jsr update_bottom ;==================================== ; draw pointer ;==================================== jsr draw_pointer ;==================================== ; page flip ;==================================== jsr page_flip ;==================================== ; handle keypress/joystick ;==================================== jsr handle_keypress ;==================================== ; keep in bounds ;==================================== keep_in_bounds_smc: jsr $0000 ;==================================== ; check if exiting room ;==================================== check_exit_smc: jsr $0000 ;==================================== ; inc frame count ;==================================== inc FRAMEL bne room_frame_no_oflo inc FRAMEH room_frame_no_oflo: ;==================================== ; check level over ;==================================== lda LEVEL_OVER bne really_exit jmp game_loop really_exit: jmp end_level ;========================== ; includes ;========================== ; level graphics .include "graphics/graphics.inc" ; level data .include "leveldata_monkey.inc" .include "end_level.s" .include "text_print.s" .include "gr_offsets.s" .include "gr_fast_clear.s" .include "keyboard.s" .include "gr_copy.s" .include "gr_putsprite_crop.s" .include "joystick.s" .include "gr_pageflip.s" .include "decompress_fast_v2.s" .include "draw_pointer.s" .include "common_sprites.inc" .include "guy.brush" ; Locations .include "monkey_lookout.s" .include "monkey_poster.s" .include "monkey_dock.s" .include "monkey_bar.s" .include "monkey_town.s" .include "monkey_map.s" .include "monkey_church.s" .include "monkey_zipline.s" .include "monkey_mansion.s" .include "monkey_mansion_path.s" .include "monkey_bar_inside1.s" .include "monkey_bar_inside2.s" .include "monkey_bar_inside3.s" .include "monkey_voodoo1.s" .include "monkey_voodoo2.s" ; cutscenes .include "chapter1.s" .include "cutscene_lechuck.s" .include "monkey_actions.s" .include "update_bottom.s"