mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-04 22:32:05 +03:00
550 lines
14 KiB
NASM
550 lines
14 KiB
NASM
;;===Level_mode================================================================================================================
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Level_begin:
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mov [score], 0
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mov [action], 0
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mov eax, [gw_mul_gh]
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sub eax, 3
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mov [number_of_free_dots], ax
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invoke ini.get_str, cur_dir_path, aScore, aChampion_name, champion_name, 15, champion_name
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invoke ini.get_int, cur_dir_path, aScore, aHiscore, 0
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test eax, eax
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jz @f
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mov dword [hi_score], eax
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@@:
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mov esi, start_map
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mov edi, field_map
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mov ecx, [gw_mul_gh]
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shr ecx, 2
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rep movsd
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call Get_eat
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Level_body:
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;;===Level_body========================================================================================================
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mcall 26, 9
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mov [time_before_waiting], eax
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mov eax, [time_wait_limit]
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mov [time_to_wait], eax
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.redraw:
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mcall 12,1
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mov ebx, [wp_x]
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shl ebx, 16
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add ebx, dword[window_width]
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mov ecx, [wp_y]
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shl ecx, 16
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add ecx, dword[window_height]
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mcall 0, , ,[window_style], ,window_title
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call Draw_decorations
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call Draw_snake
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call Draw_eat
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call Draw_level_strings
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mcall 12,2
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.still:
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mcall 26, 9
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push eax
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sub eax, [time_before_waiting]
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pop [time_before_waiting]
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cmp [time_to_wait], eax
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jg @f
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cmp [action], 0
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jne Game_step
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@@:
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sub [time_to_wait], eax
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mcall 23, [time_to_wait] ;
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test al, al
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jnz @f
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cmp [action], 0
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jne Game_step
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mcall 26, 9
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mov [time_before_waiting], eax
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mov eax, [time_wait_limit]
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mov [time_to_wait], eax
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jmp .still
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@@:
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.message: ; ok, what an event?
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dec al ; has the window been moved or resized?
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jz .redraw ;
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dec al ; was a key pressed?
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jz .key ;
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dec al ; was a button pressed?
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jz .button ;
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.key:
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mcall 2 ; get keycode
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cmp ah, 0x1B ; Escape
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je First_menu
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cmp ah, 0x20 ; Space
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je Pause_mode
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cmp ah, 0xB0 ; Left
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je .key.left
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cmp ah, 0xB1 ; Down
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je .key.down
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cmp ah, 0xB2 ; Up
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je .key.up
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cmp ah, 0xB3 ; Right
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je .key.right
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jmp .still ; jump to wait for another event
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.button: ; <20><><EFBFBD>楤<EFBFBD><E6A5A4><EFBFBD> <20><>ࠡ<EFBFBD><E0A0A1><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20> <20>ணࠬ<E0AEA3><E0A0AC>
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mcall 17 ; <20>㭪<EFBFBD><E3ADAA><EFBFBD> 17: <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>⮩ <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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shr eax, 8 ; ᤢ<><E1A4A2><EFBFBD><EFBFBD><EFBFBD> ॣ<><E0A5A3><EFBFBD><EFBFBD> eax <20><> 8 <20><><EFBFBD> <20><>ࠢ<EFBFBD>, <20>⮡<EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD>⮩ <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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cmp eax, 1
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je Exit ; <20> <20><><EFBFBD> <20><> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> 1 (<28><>१<EFBFBD>ࢨ<E0A2A8><E0AEA2><EFBFBD> <20><><EFBFBD>⥬<EFBFBD><E2A5AC> <20><><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD> <20>ணࠬ<E0AEA3><E0A0AC>), <20>ய<EFBFBD>᪠<EFBFBD><E1AAA0> 2 <><E1ABA5><EFBFBD>騥 <20><><EFBFBD><EFBFBD>窨 <20><><EFBFBD><EFBFBD>
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jmp .still
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.key.left:
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bts dword[action], 0
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jc @f
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mov [time_to_wait], 0
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@@:
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mov [snake_napravlenie_next], LEFT
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jmp .still
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.key.down:
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bts dword[action], 0
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jc @f
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mov [time_to_wait], 0
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@@:
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mov [snake_napravlenie_next], DOWN
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jmp .still
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.key.up:
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bts dword[action], 0
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jc @f
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mov [time_to_wait], 0
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@@:
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mov [snake_napravlenie_next], UP
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jmp .still
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.key.right:
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bts dword[action], 0
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jc @f
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mov [time_to_wait], 0
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@@:
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mov [snake_napravlenie_next], RIGHT
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jmp .still
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Game_step:
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cmp [snake_napravlenie], LEFT ; are we moving to left?
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jz .left
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cmp [snake_napravlenie], DOWN ; ... down?
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jz .down
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cmp [snake_napravlenie], UP ; ... up?
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jz .up
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jmp .right ; then right
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.left:
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cmp [snake_napravlenie_next], RIGHT ; next step is to right?
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jz .with_rewerse
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jmp .without_rewerse
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.down:
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cmp [snake_napravlenie_next], UP ; next step is to up?
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jz .with_rewerse
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jmp .without_rewerse
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.up:
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cmp [snake_napravlenie_next], DOWN ; next step is to bottom?
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jz .with_rewerse
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jmp .without_rewerse
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.right:
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cmp [snake_napravlenie_next], LEFT ; next step is to left?
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jz .with_rewerse
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jmp .without_rewerse
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.with_rewerse:
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call Set_reverse_napravlenie
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call Reverse
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.without_rewerse:
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; mov [time_to_wait], 0
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mov edx, snake_dots-2
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add edx, [snake_length_x2]
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cmp [snake_napravlenie_next], LEFT
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je .to_left
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cmp [snake_napravlenie_next], DOWN
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je .to_down
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cmp [snake_napravlenie_next], UP
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je .to_up
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cmp [snake_napravlenie_next], RIGHT
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je .to_right
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.to_left:
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mov [snake_napravlenie], LEFT
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mov ax, [edx]
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dec al
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cmp al, -1
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jne @f
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mov al, byte[g_w]
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dec al
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@@:
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jmp Snake_move
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.to_down:
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mov [snake_napravlenie], DOWN
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mov ax, [edx]
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inc ah
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cmp ah, byte[g_h]
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jne @f
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mov ah, 0
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@@:
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jmp Snake_move
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.to_up:
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mov [snake_napravlenie], UP
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mov ax, [edx]
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dec ah
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cmp ah, -1
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jne @f
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mov ah, byte[g_h]
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dec ah
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@@:
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jmp Snake_move
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.to_right:
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mov [snake_napravlenie], RIGHT
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mov ax, [edx]
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inc al
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cmp al, byte[g_w]
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jne @f
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mov al, 0
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@@:
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jmp Snake_move
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;;---Level_body--------------------------------------------------------------------------------------------------------
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;;---Level_mode----------------------------------------------------------------------------------------------------------------
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;;===Some_functions============================================================================================================
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Draw_snake:
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;;===Draw_snake========================================================================================================
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call Draw_head_prehead
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mov edx, [snake_color]
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mov esi, snake_dots-6
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add esi, [snake_length_x2]
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@@:
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mov bx, [esi]
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sub esi, 2
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call Draw_square
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cmp esi, snake_dots-2
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jne @b
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ret
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;;---Draw_snake--------------------------------------------------------------------------------------------------------
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Draw_head_prehead:
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;;===Draw_head_prehead=================================================================================================
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mov edx, [snake_head_color]
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mov esi, snake_dots-2
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add esi, [snake_length_x2]
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mov bx, [esi]
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call Draw_square
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sub esi, 2
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mov bx, [esi]
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mov edx, [snake_color]
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call Draw_square
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ret
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;;---Draw_head_prehead-------------------------------------------------------------------------------------------------
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Draw_level_strings:
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;;===Draw_level_strings================================================================================================
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mov ebx, [window_width]
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shr ebx, 1
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sub ebx, (string_resume_space-string_pause_space-1)*3+6
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shl ebx, 16
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add ebx, [top_strings]
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mcall 4, ,[navigation_strings_color],string_pause_space ; Draw 'PAUSE - SPACE' string
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; call Draw_menu_esc
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call Draw_score_string
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call Draw_score_number ; Draw score (number)
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call Draw_champion_string
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call Draw_champion_name
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call Draw_hiscore_string
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call Draw_hiscore_number
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ret
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;;---Draw_level_strings------------------------------------------------------------------------------------------------
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Reverse:
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;;===Reverse===========================================================================================================
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mov ecx, [snake_length_x2]
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shr ecx, 2
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mov esi, snake_dots
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mov edi, snake_dots-2
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add edi, [snake_length_x2]
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@@:
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mov ax, [edi]
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xchg ax, [esi]
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mov [edi], ax
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add esi, 2
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sub edi, 2
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dec cx
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jnz @b
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ret
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;;---Reverse-----------------------------------------------------------------------------------------------------------
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Draw_eat:
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;;===Draw_eat==========================================================================================================
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mov bx, word[eat]
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mov edx, [eat_color]
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call Draw_square
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ret
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;;---Draw_eat----------------------------------------------------------------------------------------------------------
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Get_eat:
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;;===Get_eat===========================================================================================================
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;; in :
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;;
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;; out :
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;; ax = coord's of the eat square (al=x, ah=y)
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;;
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mcall 26,9
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; xor eax, esp
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shl eax, 1
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xor edx, edx
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div word[number_of_free_dots]
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mov ebx, field_map
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.loop:
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cmp byte[ebx], 0
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jne @f
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test dx, dx
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jz .place_found
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dec dx
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@@:
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inc ebx
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jmp .loop
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.place_found:
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sub ebx, field_map
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mov eax, ebx
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mov bl, byte[g_w]
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div bl
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xchg al, ah
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mov word[eat], ax
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ret
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;;---Get_eat-----------------------------------------------------------------------------------------------------------
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Sdvig:
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;;===Sdvig=============================================================================================================
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mov esi, snake_dots+2
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mov edi, snake_dots
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mov ecx, [snake_length_x2]
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shr ecx, 1
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cld
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rep movsw
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ret
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;;---Sdvig-------------------------------------------------------------------------------------------------------------
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Set_reverse_napravlenie:
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;;===Set_reverse_napravlenie===========================================================================================
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mov eax, snake_dots
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mov ebx, snake_dots+2
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mov cl, [eax] ; The last dot x_coord
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mov ch, [ebx] ; The pre_last dot x_coord
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cmp cl, ch
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je .X_ravny
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cmp cl, 0
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jne .skip2
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mov dl, byte[g_w]
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dec dl
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cmp ch, dl
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jne .Normal_y_ravny
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mov [snake_napravlenie_next], RIGHT
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ret
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.skip2:
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mov dl, byte[g_w]
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dec dl
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cmp cl, dl
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jne .Normal_y_ravny
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cmp ch, 0
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jne .Normal_y_ravny
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mov [snake_napravlenie_next], LEFT
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ret
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.Normal_y_ravny:
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cmp cl, ch
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jg .Napravlenie_to_right
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mov [snake_napravlenie_next], LEFT
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ret
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.Napravlenie_to_right:
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mov [snake_napravlenie_next], RIGHT
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ret
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.X_ravny:
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inc eax
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inc ebx
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mov cl, [eax]
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mov ch, [ebx]
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cmp cl, 0
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jne .skip3
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mov dl, byte[g_h]
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dec dl
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cmp ch, dl
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jne .Normal_x_ravny
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mov [snake_napravlenie_next], DOWN
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ret
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.skip3:
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mov dl, byte[g_h]
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dec dl
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cmp ch, dl
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jne .Normal_x_ravny
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cmp ch, 0
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jne .Normal_x_ravny
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mov [snake_napravlenie_next], UP
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ret
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.Normal_x_ravny:
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cmp cl, ch ; !!!
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jg .Napravlenie_to_down ; 0 1 2 ...
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mov [snake_napravlenie_next], UP ; 1
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ret ; 2
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; .
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.Napravlenie_to_down: ; .
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mov [snake_napravlenie_next], DOWN ; .
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ret
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;;---Set_reverse_napravlenie-------------------------------------------------------------------------------------------
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Snake_move:
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;;===Snake_move========================================================================================================
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;; in :
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;; ax = coord's of new head
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;; edx = snake_dots+[snake_length_x2]-2 (snake head)
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;;
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add edx, 2
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mov [edx], ax
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cmp ax, word[eat]
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jne .eat_and_new_head_are_different
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add [snake_length_x2], 2
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add [score], SCORE_EAT
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dec word[number_of_free_dots]
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cmp word[number_of_free_dots], 0
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je Game_over
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mov ax, word[eat]
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mov cl, 1
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call Draw_on_map
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call Draw_head_prehead
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call Get_eat
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call Draw_eat
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jmp Keys_done
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.eat_and_new_head_are_different:
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push ax
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mov ax, word[snake_dots]
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mov cl, 0
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call Draw_on_map
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pop ax
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call Get_from_map
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test bl, bl
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jnz Game_over
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mov cl, 1
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call Draw_on_map
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mov bx, word[snake_dots]
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mov edx, [background_color]
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call Draw_square
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call Sdvig
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call Draw_head_prehead
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Keys_done:
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cmp [score], 0
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je @f
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dec [score]
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call Draw_score_number
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@@:
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mcall 26, 9
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mov [time_before_waiting], eax
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mov eax, [time_wait_limit]
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mov [time_to_wait], eax
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jmp Level_body.still
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;;---Snake_move------------------------------------------------------------------------------------------------------------
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;;---Some_functions------------------------------------------------------------------------------------------------------------ |