ReC98/th03/music/cmt_back_free_put.asm

139 lines
2.3 KiB
NASM

; (identical to the already decompiled TH02 version, except for the first two
; X coordinates)
public CMT_BACK_FREE
cmt_back_free proc near
push bp
mov bp, sp
call hmem_free pascal, word ptr cmt_back_PL_B+2
call hmem_free pascal, word ptr cmt_back_PL_R+2
call hmem_free pascal, word ptr cmt_back_PL_G+2
call hmem_free pascal, word ptr cmt_back_PL_E+2
pop bp
retn
cmt_back_free endp
public CMT_BACK_PUT
cmt_back_put proc near
@@pd = word ptr -2
enter 2, 0
push si
push di
xor cx, cx
mov si, 64
jmp short loc_AB05
; ---------------------------------------------------------------------------
loc_AA89:
mov di, 304
jmp short loc_AAFE
; ---------------------------------------------------------------------------
loc_AA8E:
mov ax, di
sar ax, 3
mov dx, si
shl dx, 6
add ax, dx
mov dx, si
shl dx, 4
add ax, dx
mov [bp+@@pd], ax
les bx, cmt_back_PL_B
add bx, cx
mov eax, es:[bx]
les bx, _VRAM_PLANE_B
add bx, [bp+@@pd]
mov es:[bx], eax
les bx, cmt_back_PL_R
add bx, cx
mov eax, es:[bx]
les bx, _VRAM_PLANE_R
add bx, [bp+@@pd]
mov es:[bx], eax
les bx, cmt_back_PL_G
add bx, cx
mov eax, es:[bx]
les bx, _VRAM_PLANE_G
add bx, [bp+@@pd]
mov es:[bx], eax
les bx, cmt_back_PL_E
add bx, cx
mov eax, es:[bx]
les bx, _VRAM_PLANE_E
add bx, [bp+@@pd]
mov es:[bx], eax
add cx, 4
add di, (4 * 8)
loc_AAFE:
cmp di, 624
jl short loc_AA8E
inc si
loc_AB05:
cmp si, 80
jl loc_AA89
mov si, 80
jmp short loc_AB8D
; ---------------------------------------------------------------------------
loc_AB11:
mov di, 304
jmp short loc_AB86
; ---------------------------------------------------------------------------
loc_AB16:
mov ax, di
sar ax, 3
mov dx, si
shl dx, 6
add ax, dx
mov dx, si
shl dx, 4
add ax, dx
mov [bp+@@pd], ax
les bx, cmt_back_PL_B
add bx, cx
mov eax, es:[bx]
les bx, _VRAM_PLANE_B
add bx, [bp+@@pd]
mov es:[bx], eax
les bx, cmt_back_PL_R
add bx, cx
mov eax, es:[bx]
les bx, _VRAM_PLANE_R
add bx, [bp+@@pd]
mov es:[bx], eax
les bx, cmt_back_PL_G
add bx, cx
mov eax, es:[bx]
les bx, _VRAM_PLANE_G
add bx, [bp+@@pd]
mov es:[bx], eax
les bx, cmt_back_PL_E
add bx, cx
mov eax, es:[bx]
les bx, _VRAM_PLANE_E
add bx, [bp+@@pd]
mov es:[bx], eax
add cx, 4
add di, (4 * 8)
loc_AB86:
cmp di, 624
jl short loc_AB16
inc si
loc_AB8D:
cmp si, 384
jl loc_AB11
pop di
pop si
leave
retn
cmt_back_put endp