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; VBlank: Write loading text, then wait for generation, then loading vram stuff
; When VBlank interrupts -> context switch
; When stat out of vblank interrupt -> context switch back to generation
.MACRODEF ENABLE_MODE_2_INTERRUPT
LD A, low(=Dungeon_generation_Out_Of_VBlank)
LD ($mem_stat_jump_destination), A
LD A, high(=Dungeon_generation_Out_Of_VBlank)
LD ($mem_stat_jump_destination+1), A
.RESET_INTERRUPTS
LD A, $20
LD $reg_lcd_status, A
LD A, $02
LD $reg_interrupt_enable, A
.END
.MACRODEF DISABLE_MODE_2_INTERRUPT
LD A, $00
LD $reg_lcd_status, A
LD A, $00
LD $reg_interrupt_enable, A
.END
New_Dungeon:
LD A, $20
LD $mem_bunny_health, A
LD A, $30
LD $mem_bunny_mana, A
LD A, $01
LD $mem_floor_count, A
LD A, $00
LD $mem_floor_count_bin, A
LD A, ($mem_dungeon+1)
LD H, A
LD A, ($mem_dungeon+2)
LD L, A
LD A, ($mem_dungeon)
CALL =Load_Dungeon_Infos
New_Floor:
LD SP, $fffe
LD A, $00
LD $mem_display_flag, A
LD A, $00
LD $reg_viewport_x, A
LD A, $mem_dungeon_flags
BIT 1, A
JR Z, =.floor_count.disabled
.floor_count.enabled:
LD A, $70
LD $reg_viewport_y, A
LD A, $f4
LD ($9eeb), A
LD HL, $9ee9
LD A, $mem_floor_count
CALL =Print_8bit
JR =.floor_count.end
.floor_count.disabled:
LD A, $68
LD $reg_viewport_y, A
LD A, $00
LD ($9ee9), A
LD ($9eea), A
LD ($9eeb), A
.floor_count.end:
LD A, $07
LD $reg_bg_palette, A
LD A, $lcdc_guibg_tilemap
LD $reg_lcd_controller, A
CALL =Reset_Map
LD A, ($mem_dungeon+1)
LD H, A
LD A, ($mem_dungeon+2)
LD L, A
LD A, ($mem_dungeon)
CALL =Load_Dungeon_Spawn_patterns
LD A, $entity_questgoalbunny_index
LD $mem_loaded_special_entity_index, A
CALL =Reload_EP_Cost
LD A, $mem_dungeon_flags
BIT 0, A
JR Z, =.map.generation
.map.rom_loading:
LD A, ($mem_rom_collision_map_addr)
.CHANGE_BANK_TO_A
LD A, ($mem_rom_collision_map_addr+1)
LD D, A
LD A, ($mem_rom_collision_map_addr+2)
LD E, A
LD HL, $mem_dungeon_map
LD BC, $0080
CALL =memcpy
LD B, $0f
LD C, $0f
CALL =Initialize_Bunny
LD HL, $mem_entities_list
CALL =Center_viewport_around_entity
CALL =Load_Prepared_Map
LD A, $mem_map_loading_flags
OR $01
LD $mem_map_loading_flags, A
LD HL, $mem_object_list
LD BC, $0080
CALL =bff
JR =.map.end
.map.generation:
CALL =Dungeon_Generation
CALL =Initialize_Entities
CALL =Initialize_Objects
.map.end:
; Reset animations
LD HL, $mem_animation_list
LD BC, $1f
CALL =bzero
; Clear OAM buffer
LD HL, $mem_oam_buffer
LD BC, $00a0
CALL =bzero
LD A, $00
LD $mem_display_flag, A
LD $mem_moving_animation_step, A
LD $mem_animation_wait_frames, A
LD $mem_blinking_animation_counter, A
LD A, $mem_bunny_x
LD $mem_bunny_predicted_x, A
LD A, $mem_bunny_y
LD $mem_bunny_predicted_y, A
LD A, $mem_map_loading_flags
RES 3, A
LD $mem_map_loading_flags, A
LD A, $enum_dungeon_mode
LD $mem_current_mode, A
LD $mem_requested_mode, A
LD A, $00
LD $mem_oam_buffer_low, A
CALL =Display_Entities
CALL =Generation_Event_Execution
LD HL, $mem_entities_list
CALL =Center_viewport_around_entity
CALL =Load_Prepared_Map
CALL =VBlank_Wait
Dungeon_generation_VBlank:
.ENABLE_MODE_2_INTERRUPT
EI
; Heart
LD A, $f0
LD ($9d62), A
; Energy points
LD A, $f1
LD ($9d66), A
; Floor
LD A, $f4
LD ($9d73), A
LD B, B
CALL =Reload_Entities_Tile_Data
LD B, B
; Clear OAM
LD HL, $fe00
LD BC, $00a0
CALL =bzero
LD DE, $mem_map_loading_buffer
LD HL, $9800
LD BC, $0400
CALL =memcpy
CALL =Load_Objects
LD HL, $9d71
LD A, $mem_floor_count
CALL =Print_8bit
CALL =Update_VBlank_Handler
DI
.DISABLE_MODE_2_INTERRUPT
CALL =Reset_Entities_Collision_Map
.ENABLE_VBLANK_INTERRUPTS
.RESET_INTERRUPTS
EI
.Wait_for_Interrupt.loop:
LD A, $reg_lcd_status
HALT
JP =.Wait_for_Interrupt.loop
Dungeon_generation_Out_Of_VBlank:
PUSH AF
CALL =VBlank_Wait
.ENABLE_MODE_2_INTERRUPT
.RESET_INTERRUPTS
POP AF
RETI
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