ReC98/th04/formats/std.asm

89 lines
1.6 KiB
NASM

; void std_load();
public std_load
std_load proc near
@@enemy_script_count = byte ptr -4
@@chunk_size = byte ptr -3
@@std_size = word ptr -2
enter 4, 0
push si
push di
call std_free
les bx, _humaconfig
mov al, es:[bx+13h]
les bx, _std_fn
mov es:[bx+3], al
call file_ropen pascal, word ptr _std_fn+2, bx
push ss
lea ax, [bp+@@std_size]
call file_read pascal, ax, 2
push ss
lea ax, [bp+@@chunk_size]
call file_read pascal, ax, 1
dec [bp+@@std_size]
call hmem_allocbyte pascal, [bp+@@std_size]
mov _std_seg, ax
mov es, _std_seg
xor si, si
call file_read pascal, es, si, [bp+@@std_size]
call file_close
mov es, _std_seg
mov _tile_section, 4
mov _tile_row_in_section, 0
mov al, [bp+@@chunk_size]
mov ah, 0
add si, ax
mov al, es:[si]
mov [bp+@@chunk_size], al
lea ax, [si+5]
mov _tile_scrollspeed_ptr, ax
mov al, es:[si]
mov _scroll_speed, al
mov al, [bp+@@chunk_size]
mov ah, 0
inc ax
add si, ax
xor di, di
mov al, es:[si]
mov [bp+@@enemy_script_count], al
inc si
@@enemy_script_loop:
mov al, es:[si]
mov [bp+@@chunk_size], al
inc si
mov bx, di
add bx, bx
mov _enemy_script_ptrs[bx], si
inc di
mov ah, 0
add si, ax
dec [bp+@@enemy_script_count]
cmp [bp+@@enemy_script_count], 0
ja short @@enemy_script_loop
inc si
mov word ptr _std_ip+2, es
mov word ptr _std_ip, si
setfarfp _stage_vm, std_run
pop di
pop si
leave
ret
std_load endp
; void std_free();
public std_free
std_free proc near
push bp
mov bp, sp
cmp _std_seg, 0
jz short @@ret
call hmem_free pascal, _std_seg
mov _std_seg, 0
@@ret:
pop bp
retn
std_free endp