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Rev 8729 Rev 8734
Line 35... Line 35...
35 
        mov     eax, esi
 35 
        mov     eax, esi
36 
        mov     ecx, GFX_COLS
 36 
        mov     ecx, GFX_COLS
37 
        div     ecx ; eax = row index, edx = col index
 37 
        div     ecx ; eax = row index, edx = col index
38 
        mov     dword [row_ind], eax
 38 
        mov     dword [row_ind], eax
39 
        mov     dword [col_ind], edx
 39 
        mov     dword [col_ind], edx
40 
        mov     dword [color], 0x80FFFFFF ; white
 40 
        mov     dword [color], COLOR_CELL ; white
41 
        cmp     byte [esi + gfx], 0 ; check if cell is 0 or not 0
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        cmp     byte [esi + gfx], 0 ; check if cell is 0 or not 0
42 
        jne     @f
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        jne     @f
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        mov     dword [color], 0x80000000 ;  black
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        mov     dword [color], COLOR_BACK ;  black
44 
    @@:
 44 
    @@:
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        mov     ebx, dword [col_ind]
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        mov     ebx, dword [col_ind]
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        imul    ebx, GFX_PIX_SIZE
 46 
        imul    ebx, GFX_PIX_SIZE ; now ebx - x coord of rect
47 
        ;add     ebx, WINDOW_BORDER
 - 
 
48 
        shl     ebx, 16
 - 
 
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        add     ebx, GFX_PIX_SIZE
 - 
 
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 - 
 
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        mov     ecx, dword [row_ind]
 47 
        mov     ecx, dword [row_ind]
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        imul    ecx, GFX_PIX_SIZE
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        imul    ecx, GFX_PIX_SIZE ; now ecx - y coord of rect
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        ;add     ecx, WINDOW_BORDER
 - 
 
54 
        shl     ecx, 16
 - 
 
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        add     ecx, GFX_PIX_SIZE
 - 
 
56 
 
 - 
 
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        mov     eax, 13
 - 
 
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        mov     edx, dword [color]
 49 
        mov     edx, dword [color]
59 
        int     0x40
 50 
        stdcall imgbuf_draw_rect, ebx, ecx, edx
Line 60... Line 51...
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 51 
 
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        inc     esi
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        inc     esi
Line 62... Line 53...
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        jmp     .loop1
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        jmp     .loop1
- 
 
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63 
 
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.loop1_end:
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.loop1_end:
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        stdcall imgbuf_send_to_window
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        popad
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        popad
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        ret
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        ret
- 
 
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endp
- 
 
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- 
 
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; copy imgbuf contents to the emulator window
- 
 
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align 4
- 
 
 63 
proc imgbuf_send_to_window stdcall
- 
 
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        DEBUGF  DBG_INFO, "sending to window...\n"
- 
 
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        push    eax ebx ecx edx
- 
 
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        mov     eax, 7
- 
 
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        mov     ebx, dword [imgbuf_ptr]
- 
 
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        mov     ecx, IMGBUF_WIDTH
- 
 
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        shl     ecx, 16
- 
 
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        add     ecx, IMGBUF_HEIGHT
- 
 
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        xor     edx, edx
- 
 
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        int     0x40
- 
 
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        pop     edx ecx ebx eax
- 
 
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        ret
- 
 
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endp
- 
 
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- 
 
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- 
 
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; in internal buffer draw rect filled with given color at position (rect_x, rect_y) within window
- 
 
 79 
align 4
- 
 
 80 
proc imgbuf_draw_rect stdcall, rect_x: dword, rect_y: dword, rect_color: dword
- 
 
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        DEBUGF  DBG_INFO, "imgbuf_draw_rect(%u, %u, %x)\n", [rect_x], [rect_y], [rect_color]
- 
 
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        push    eax ebx ecx edx esi edi ebp
- 
 
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- 
 
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        mov     ebx, dword [rect_y]
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        imul    ebx, IMGBUF_WIDTH
- 
 
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        add     ebx, dword [rect_x] ; now ebx - index of first pixel of rect
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- 
 
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        mov     edi, dword [imgbuf_ptr]
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        mov     ebp, dword [rect_color]
- 
 
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- 
 
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        xor     ecx, ecx
- 
 
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.for_i:
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        cmp     ecx, GFX_PIX_SIZE
- 
 
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        jae     .ret
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- 
 
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        xor     edx, edx
- 
 
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.for_j:
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        cmp     edx, GFX_PIX_SIZE
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        jae     .for_j_end
- 
 
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- 
 
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        mov     esi, edx
- 
 
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- 
 
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        add     edx, ebx
- 
 
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        mov     eax, ecx
- 
 
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        imul    eax, IMGBUF_WIDTH
- 
 
 106 
        add     edx, eax ; now edx is index of edx'th pixel of ecx'th row of rect
- 
 
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- 
 
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        lea     edx, [edx*3]
- 
 
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        add     edx, edi
- 
 
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- 
 
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        mov     dword [edx], ebp ; put color to pixel
- 
 
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- 
 
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        mov     edx, esi
- 
 
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        inc     edx
- 
 
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        jmp     .for_j
- 
 
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.for_j_end:
- 
 
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- 
 
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        inc     ecx
- 
 
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        jmp     .for_i
- 
 
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- 
 
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.ret:
- 
 
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        pop     ebp edi esi edx ecx ebx eax
- 
 
 123 
        ret