mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-15 03:12:35 +03:00
2334 lines
52 KiB
NASM
2334 lines
52 KiB
NASM
format MS COFF
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public EXPORTS
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section '.flat' code readable align 16
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include '../../../../macros.inc'
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include '../../../../proc32.inc'
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;-----------------------------------------------------------------------------
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mem.alloc dd ? ;äãªæ¨ï ¤«ï ¢ë¤¥«¥¨ï ¯ ¬ïâ¨
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mem.free dd ? ;äãªæ¨ï ¤«ï ®á¢®¡®¦¤¥¨ï ¯ ¬ïâ¨
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mem.realloc dd ? ;äãªæ¨ï ¤«ï ¯¥à¥à á¯à¥¤¥«¥¨ï ¯ ¬ïâ¨
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dll.load dd ?
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BUF_STRUCT_SIZE equ 21
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buf2d_data equ dword[edi] ;¤ ë¥ ¡ãä¥à ¨§®¡à ¦¥¨ï
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buf2d_w equ dword[edi+8] ;è¨à¨ ¡ãä¥à
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buf2d_h equ dword[edi+12] ;¢ëá®â ¡ãä¥à
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buf2d_l equ word[edi+4]
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buf2d_t equ word[edi+6] ;®âáâ㯠ᢥàåã
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buf2d_size_lt equ dword[edi+4] ;®âáâ㯠᫥¢ ¨ á¯à ¢ ¤«ï ¡ãä¥à
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buf2d_color equ dword[edi+16] ;梥â ä® ¡ãä¥à
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buf2d_bits equ byte[edi+20] ;ª®«¨ç¥á⢮ ¡¨â ¢ 1-© â®çª¥ ¨§®¡à ¦¥¨ï
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struct buf_2d_header
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img_data dd ?
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left dw ? ;+4 left
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top dw ? ;+6 top
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size_x dd ? ;+8 w
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size_y dd ? ;+12 h
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color dd ? ;+16 color
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bit_pp db ? ;+21 bit in pixel
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ends
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macro swap v1, v2 {
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push v1
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push v2
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pop v1
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pop v2
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}
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;ä« £¨, ¤«ï äãªæ¨¨ ®¡à¥§ ¨ï ¡ãä¥à
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BUF2D_OPT_CROP_TOP equ 1 ;®¡à¥§ª ᢥàåã
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BUF2D_OPT_CROP_LEFT equ 2 ;®¡à¥§ª á«¥¢
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BUF2D_OPT_CROP_BOTTOM equ 4 ;®¡à¥§ª ᨧã
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BUF2D_OPT_CROP_RIGHT equ 8 ;®¡à¥§ª á¯à ¢
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BUF2D_BIT_OPT_CROP_TOP equ 0
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BUF2D_BIT_OPT_CROP_LEFT equ 1
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BUF2D_BIT_OPT_CROP_BOTTOM equ 2
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BUF2D_BIT_OPT_CROP_RIGHT equ 3
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;input:
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; eax = 㪠§ ⥫ì äãªæ¨î ¢ë¤¥«¥¨ï ¯ ¬ïâ¨
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; ebx = ... ®á¢®¡®¦¤¥¨ï ¯ ¬ïâ¨
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; ecx = ... ¯¥à¥à á¯à¥¤¥«¥¨ï ¯ ¬ïâ¨
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; edx = ... § £à㧪¨ ¡¨¡«¨®â¥ª¨ (¯®ª ¥ ¨á¯®«ì§ã¥âáï)
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align 16
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lib_init:
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mov dword[mem.alloc], eax
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mov dword[mem.free], ebx
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mov dword[mem.realloc], ecx
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mov dword[dll.load], edx
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ret
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;input:
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; ebx = coord x
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; ecx = coord y
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; edx = pixel color
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; edi = pointer to buffer struct
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align 4
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draw_pixel:
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;cmp buf2d_bits,24
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;jne @f
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bt ebx,31
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jc @f
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bt ecx,31
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jc @f
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cmp ebx,buf2d_w
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jge @f
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cmp ecx,buf2d_h
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jge @f
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push esi
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mov esi,buf2d_w ;size x
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imul esi,ecx ;size_x*y
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add esi,ebx ;size_x*y+x
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lea esi,[esi+esi*2] ;(size_x*y+x)*3
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add esi,buf2d_data ;ptr+(size_x*y+x)*3
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mov word[esi],dx ;copy pixel color
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ror edx,16
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mov byte[esi+2],dl
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ror edx,16
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pop esi
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@@:
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ret
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;input:
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; ebx = coord x
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; ecx = coord y
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; edi = pointer to buffer struct
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;output:
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; eax = 梥â â®çª¨
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; ¢ á«ãç ¥ ®è¨¡ª¨ eax = 0xffffffff
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align 4
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get_pixel_24:
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mov eax,0xffffffff
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bt ebx,31
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jc @f
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bt ecx,31
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jc @f
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cmp ebx,buf2d_w
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jge @f
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cmp ecx,buf2d_h
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jge @f
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push esi
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mov esi,buf2d_w ;size x
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imul esi,ecx ;size_x*y
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add esi,ebx ;size_x*y+x
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lea esi,[esi+esi*2] ;(size_x*y+x)*3
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add esi,buf2d_data ;ptr+(size_x*y+x)*3
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xor eax,eax
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mov ax,word[esi] ;copy pixel color
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ror eax,16
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mov al,byte[esi+2]
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ror eax,16
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pop esi
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@@:
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ret
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;ᮧ¤ ¨¥ ¡ãä¥à
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align 4
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proc buf_create, buf_struc:dword
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pushad
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mov edi,dword[buf_struc]
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mov ecx,buf2d_w
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mov ebx,buf2d_h
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imul ecx,ebx
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cmp buf2d_bits,24
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jne @f
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lea ecx,[ecx+ecx*2] ; 24 bit = 3
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;;;inc ecx ;§ ¯ ᮩ ¡ ©â ¢ ª®æ¥ ¡ãä¥à , çâ®-¡ë ¥ £«î稫¨ ¥ª®â®àë¥ äãªæ¨¨ ¨§®¡à ¦¥¨ïå ªà âëå 4Š
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@@:
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cmp buf2d_bits,32
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jne @f
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shl ecx,2 ; 32 bit = 4
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@@:
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invoke mem.alloc,ecx
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mov buf2d_data,eax
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stdcall buf_clear,edi,buf2d_color ;®ç¨á⪠¡ãä¥à ä®®¢ë¬ 梥⮬
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popad
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ret
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endp
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;ᮧ¤ ¨¥ ¡ãä¥à ®á®¢¥ ¨§®¡à ¦¥¨ï rgb
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align 4
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proc buf_create_f_img, buf_struc:dword, rgb_data:dword
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pushad
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mov edi,dword[buf_struc]
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mov ecx,buf2d_w
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mov ebx,buf2d_h
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imul ecx,ebx
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cmp buf2d_bits,24
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jne @f
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lea ecx,[ecx+ecx*2] ; 24 bit = 3
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;;;inc ecx ;§ ¯ ᮩ ¡ ©â ¢ ª®æ¥ ¡ãä¥à , çâ®-¡ë ¥ £«î稫¨ ¥ª®â®àë¥ äãªæ¨¨ ¨§®¡à ¦¥¨ïå ªà âëå 4Š
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@@:
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cmp buf2d_bits,32
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jne @f
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shl ecx,2 ; 32 bit = 4
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@@:
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invoke mem.alloc,ecx
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mov buf2d_data,eax
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cmp buf2d_bits,24
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jne @f
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cld
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mov esi,[rgb_data]
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mov edi,eax ;eax=buf2d_data
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rep movsb ;ª®¯¨à㥬 ¡¨âë ¨§®¡à ¦¥¨ï ¢ ¡ãä¥à
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jmp .end_create
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@@:
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stdcall buf_clear,edi,buf2d_color ;®ç¨á⪠¡ãä¥à ä®®¢ë¬ 梥⮬
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.end_create:
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popad
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ret
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endp
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align 4
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proc buf_clear, buf_struc:dword, color:dword ;®ç¨á⪠¡ãä¥à § ¤ ë¬ æ¢¥â®¬
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pushad
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mov edi,dword[buf_struc]
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mov ecx,buf2d_w
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mov ebx,buf2d_h
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imul ecx,ebx
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cld
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cmp buf2d_bits,8
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jne .end_clear_8
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mov edi,buf2d_data
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mov al,byte[color]
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rep stosb
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jmp .end_clear_32
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.end_clear_8:
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cmp buf2d_bits,24
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jne .end_clear_24
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mov edi,buf2d_data
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mov eax,dword[color]
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mov ebx,eax
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shr ebx,16
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@@:
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stosw
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mov byte[edi],bl
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inc edi
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loop @b
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jmp .end_clear_32
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.end_clear_24:
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cmp buf2d_bits,32
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jne .end_clear_32
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mov edi,buf2d_data
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mov eax,dword[color]
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rep stosd
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;jmp .end_clear_32
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.end_clear_32:
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popad
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ret
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endp
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;äãªæ¨ï ¤«ï ®¡à¥§ ¨ï ¡ãä¥à®¢ 8 ¨ 24 ¡¨âëå, ¯® § ¤ ®¬ã 梥âã.
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;¯ à ¬¥âà opt § ¤ ¥âáï ª®¬¡¨ 樥© ª®áâ â:
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; BUF2D_OPT_CROP_TOP - ®¡à¥§ª ᢥàåã
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; BUF2D_OPT_CROP_LEFT - ®¡à¥§ª á«¥¢
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; BUF2D_OPT_CROP_BOTTOM - ®¡à¥§ª ᨧã
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; BUF2D_OPT_CROP_RIGHT - ®¡à¥§ª á¯à ¢
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align 4
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proc buf_crop_color, buf_struc:dword, color:dword, opt:dword
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locals
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crop_r dd ?
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endl
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pushad
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mov edi,dword[buf_struc]
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cmp buf2d_bits,24
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jne .24end_f
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bt dword[opt],BUF2D_BIT_OPT_CROP_BOTTOM
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jae .24no_crop_bottom
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mov eax,dword[color]
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mov edx,eax ;ax = colors - r,g
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shr edx,16 ;dl = color - b
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mov ecx,buf2d_h
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cmp ecx,1
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jle .24no_crop_bottom ;¯à®¢¥à塞 á«ãç © ¥á«¨ ¢ëá®â ¡ãä¥à 1 ¯¨ªá¥«ì
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mov ebx,buf2d_w
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imul ecx,ebx
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lea esi,[ecx+ecx*2] ;esi=3*ecx
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add esi,buf2d_data
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cld
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@@:
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sub esi,3
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cmp word[esi],ax
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jne @f
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cmp byte[esi+2],dl
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jne @f
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loop @b
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@@:
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lea ebx,[ebx+ebx*2]
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xor edx,edx
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mov eax,buf2d_h
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imul eax,ebx
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add eax,buf2d_data ;eax - 㪠§ â¥«ì ª®¥æ ¡ãä¥à ¨§®¡à ¦¥¨ï
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@@:
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add esi,ebx
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cmp esi,eax
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jge @f
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inc edx ;¢ëç¨á«ï¥¬ ç¨á«® ¯®«ëå áâப ¤«ï ®¡à¥§ ¨ï
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loop @b
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@@:
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cmp edx,0
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je .24no_crop_bottom
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cmp edx,buf2d_h
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jge .24no_crop_bottom ;çâ®-¡ë ¥ ¯®«ãç¨âì ¯ãá⮩ ¡ãä¥à
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sub buf2d_h,edx ;㬥ìè ¥¬ ¢ëá®âã ¡ãä¥à
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mov ecx,buf2d_h
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imul ecx,ebx ;ecx = ®¢ë© à §¬¥à ¨§®¡à ¦¥¨ï
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invoke mem.realloc,buf2d_data,ecx
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mov buf2d_data,eax ; á«ãç © ¥á«¨ ¨§¬¥¨«áï 㪠§ â¥«ì ¤ ë¥
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.24no_crop_bottom:
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bt dword[opt],BUF2D_BIT_OPT_CROP_TOP
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jae .24no_crop_top
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mov eax,dword[color]
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mov edx,eax ;ax = colors - r,g
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shr edx,16 ;dl = color - b
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mov esi,buf2d_data
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mov ecx,buf2d_h
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cmp ecx,1
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jle .24no_crop_top ;¯à®¢¥à塞 á«ãç © ¥á«¨ ¢ëá®â ¡ãä¥à 1 ¯¨ªá¥«ì
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dec ecx ;¯à¨ ®¡à¥§ ¨¨ ¤®«¦ ®áâ âìáï ¬¨¨¬ã¬ 1- áâப ¯¨ªá¥«¥©
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mov ebx,buf2d_w
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imul ecx,ebx
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cld
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@@:
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cmp word[esi],ax
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jne @f
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cmp byte[esi+2],dl
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jne @f
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add esi,3
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loop @b
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@@:
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lea ebx,[ebx+ebx*2]
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xor edx,edx
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@@:
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sub esi,ebx
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cmp esi,buf2d_data
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jl @f
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inc edx ;¢ëç¨á«ï¥¬ ç¨á«® ¯®«ëå áâப ¤«ï ®¡à¥§ ¨ï
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loop @b
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@@:
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cmp edx,0
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je .24no_crop_top
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xor eax,eax
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sub eax,edx
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mov ebx,buf2d_h
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sub ebx,edx
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stdcall buf_offset_h, edi, eax, edx, ebx ;ᤢ¨£ ¥¬ ¨§®¡à ¦¥¨¥ ¢ ¡ãä¥à¥ ¢¢¥àå (eax<0)
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sub buf2d_h,edx ;㬥ìè ¥¬ ¢ëá®âã ¡ãä¥à
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mov ecx,buf2d_h
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add buf2d_t,dx ;ᤢ¨£ ¥¬ ®âáâ㯠¢¨§, ç¨á«® ®¡à¥§ ëå áâப
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mov ebx,buf2d_w
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imul ecx,ebx
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lea ecx,[ecx+ecx*2]
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invoke mem.realloc,buf2d_data,ecx
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mov buf2d_data,eax ; á«ãç © ¥á«¨ ¨§¬¥¨«áï 㪠§ â¥«ì ¤ ë¥
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.24no_crop_top:
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bt dword[opt],BUF2D_BIT_OPT_CROP_RIGHT
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jae .24no_crop_right
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mov eax,dword[color]
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mov edx,eax ;ax = colors - r,g
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shr edx,16 ;dl = color - b
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mov ebx,buf2d_w
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cmp ebx,1
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jle .24no_crop_right ; á«ãç © ¥á«¨ è¨à¨ ¡ãä¥à 1 ¯¨ªá¥«ì
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lea ebx,[ebx+ebx*2]
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mov esi,ebx
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imul esi,buf2d_h
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add esi,buf2d_data ;esi - 㪠§ â¥«ì ª®¥æ ¡ãä¥à ¨§®¡à ¦¥¨ï
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mov dword[crop_r],0
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cld
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.24found_beg_right:
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sub esi,3 ;¤¢¨£ ¥¬áï 1-ã ª®«®ªã ¢«¥¢®
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mov ecx,buf2d_h ;¢®ááâ ®¢«¥¨¥ ecx ¤«ï ®¢®£® 横«
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@@:
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cmp word[esi],ax
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jne .24found_right
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cmp byte[esi+2],dl
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jne .24found_right
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sub esi,ebx ;¯àë£ ¥¬ ¢¥àåîî áâபã
|
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loop @b
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inc dword[crop_r]
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mov ecx,buf2d_w
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dec ecx ;1 ª®«®ª § ¯ á
|
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cmp dword[crop_r],ecx
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jge .24found_right
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sub esi,3 ;¤¢¨£ ¥¬áï 1-ã ª®«®ªã ¢«¥¢®
|
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mov ecx,buf2d_h ;¢®ááâ ®¢«¥¨¥ ecx ¤«ï ®¢®£® 横«
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||
@@:
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add esi,ebx ;¯àë£ ¥¬ ¨¦îî áâபã
|
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cmp word[esi],ax
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jne .24found_right
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cmp byte[esi+2],dl
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jne .24found_right
|
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loop @b
|
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inc dword[crop_r]
|
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|
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mov ecx,buf2d_w
|
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dec ecx ;1 ª®«®ª § ¯ á
|
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cmp dword[crop_r],ecx
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jl .24found_beg_right
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.24found_right:
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cmp dword[crop_r],0
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je .24no_crop_right
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mov ecx,buf2d_w
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sub ecx,dword[crop_r]
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stdcall img_rgb_crop_r, buf2d_data, buf2d_w, ecx, buf2d_h ;®¡à¥§ ¥¬ ¡ãä¥à, ¯® ®¢®¬ã à §¬¥àã
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mov buf2d_w,ecx ;áâ ¢¨¬ ®¢ãî è¨à¨ã ¤«ï ¡ãä¥à
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mov ebx,buf2d_h
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imul ecx,ebx
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||
lea ecx,[ecx+ecx*2]
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invoke mem.realloc,buf2d_data,ecx
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||
mov buf2d_data,eax ; á«ãç © ¥á«¨ ¨§¬¥¨«áï 㪠§ â¥«ì ¤ ë¥
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||
.24no_crop_right:
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bt dword[opt],BUF2D_BIT_OPT_CROP_LEFT
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jae .24no_crop_left
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mov eax,dword[color]
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||
mov edx,eax ;ax = colors - r,g
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shr edx,16 ;dl = color - b
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mov ebx,buf2d_w
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cmp ebx,1
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jle .24no_crop_left ; á«ãç © ¥á«¨ è¨à¨ ¡ãä¥à 1 ¯¨ªá¥«ì
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||
lea ebx,[ebx+ebx*2]
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||
mov esi,buf2d_data ;esi - 㪠§ ⥫ì 箫® ¡ãä¥à ¨§®¡à ¦¥¨ï
|
||
mov dword[crop_r],0
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||
cld
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||
.24found_beg_left:
|
||
|
||
mov ecx,buf2d_h ;¢®ááâ ®¢«¥¨¥ ecx ¤«ï ®¢®£® 横«
|
||
@@:
|
||
cmp word[esi],ax
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||
jne .24found_left
|
||
cmp byte[esi+2],dl
|
||
jne .24found_left
|
||
add esi,ebx ;¯àë£ ¥¬ ¨¦îî áâபã
|
||
loop @b
|
||
inc dword[crop_r]
|
||
add esi,3 ;¤¢¨£ ¥¬áï 1-ã ª®«®ªã ¢¯à ¢®
|
||
|
||
mov ecx,buf2d_w
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||
dec ecx ;1 ª®«®ª § ¯ á
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||
cmp dword[crop_r],ecx
|
||
jge .24found_left
|
||
|
||
mov ecx,buf2d_h ;¢®ááâ ®¢«¥¨¥ ecx ¤«ï ®¢®£® 横«
|
||
@@:
|
||
sub esi,ebx ;¯àë£ ¥¬ ¢¥àåîî áâபã
|
||
cmp word[esi],ax
|
||
jne .24found_left
|
||
cmp byte[esi+2],dl
|
||
jne .24found_left
|
||
loop @b
|
||
inc dword[crop_r]
|
||
add esi,3 ;¤¢¨£ ¥¬áï 1-ã ª®«®ªã ¢¯à ¢®
|
||
|
||
mov ecx,buf2d_w
|
||
dec ecx ;1 ª®«®ª § ¯ á
|
||
cmp dword[crop_r],ecx
|
||
jl .24found_beg_left
|
||
|
||
.24found_left:
|
||
cmp dword[crop_r],0
|
||
je .24no_crop_left
|
||
mov ecx,buf2d_w
|
||
sub ecx,dword[crop_r]
|
||
stdcall img_rgb_crop_l, buf2d_data, buf2d_w, ecx, buf2d_h ;®¡à¥§ ¥¬ ¡ãä¥à, ¯® ®¢®¬ã à §¬¥àã
|
||
mov buf2d_w,ecx ;áâ ¢¨¬ ®¢ãî è¨à¨ã ¤«ï ¡ãä¥à
|
||
mov ebx,buf2d_h
|
||
imul ecx,ebx
|
||
lea ecx,[ecx+ecx*2]
|
||
invoke mem.realloc,buf2d_data,ecx
|
||
mov buf2d_data,eax ; á«ãç © ¥á«¨ ¨§¬¥¨«áï 㪠§ â¥«ì ¤ ë¥
|
||
mov eax,dword[crop_r]
|
||
add buf2d_l,ax
|
||
.24no_crop_left:
|
||
|
||
.24end_f:
|
||
|
||
|
||
cmp buf2d_bits,8
|
||
jne .8end_f
|
||
|
||
bt dword[opt],BUF2D_BIT_OPT_CROP_BOTTOM
|
||
jae .8no_crop_bottom
|
||
mov eax,dword[color]
|
||
mov esi,buf2d_data
|
||
mov ecx,buf2d_h
|
||
cmp ecx,1
|
||
jle .8no_crop_bottom ;¯à®¢¥à塞 á«ãç © ¥á«¨ ¢ëá®â ¡ãä¥à 1 ¯¨ªá¥«ì
|
||
mov ebx,buf2d_w
|
||
imul ecx,ebx
|
||
mov esi,ecx
|
||
add esi,buf2d_data
|
||
cld
|
||
@@:
|
||
dec esi
|
||
cmp byte[esi],al
|
||
jne @f
|
||
loop @b
|
||
@@:
|
||
xor edx,edx
|
||
mov eax,buf2d_h
|
||
imul eax,ebx
|
||
add eax,buf2d_data ;eax - 㪠§ â¥«ì ª®¥æ ¡ãä¥à ¨§®¡à ¦¥¨ï
|
||
@@:
|
||
add esi,ebx
|
||
cmp esi,eax
|
||
jge @f
|
||
inc edx
|
||
loop @b
|
||
@@:
|
||
cmp edx,0
|
||
je .8no_crop_bottom
|
||
cmp edx,buf2d_h
|
||
jge .8no_crop_bottom ;çâ®-¡ë ¥ ¯®«ãç¨âì ¯ãá⮩ ¡ãä¥à
|
||
sub buf2d_h,edx ;㬥ìè ¥¬ ¢ëá®âã ¡ãä¥à
|
||
mov ecx,buf2d_h
|
||
imul ecx,ebx ;ecx = ®¢ë© à §¬¥à ¨§®¡à ¦¥¨ï
|
||
invoke mem.realloc,buf2d_data,ecx
|
||
mov buf2d_data,eax ; á«ãç © ¥á«¨ ¨§¬¥¨«áï 㪠§ â¥«ì ¤ ë¥
|
||
.8no_crop_bottom:
|
||
|
||
bt dword[opt],BUF2D_BIT_OPT_CROP_TOP
|
||
jae .8no_crop_top
|
||
mov eax,dword[color]
|
||
mov esi,buf2d_data
|
||
mov ecx,buf2d_h
|
||
cmp ecx,1
|
||
jle .8no_crop_top ;¯à®¢¥à塞 á«ãç © ¥á«¨ ¢ëá®â ¡ãä¥à 1 ¯¨ªá¥«ì
|
||
dec ecx ;¯à¨ ®¡à¥§ ¨¨ ¤®«¦ ®áâ âìáï ¬¨¨¬ã¬ 1- áâப ¯¨ªá¥«¥©
|
||
mov ebx,buf2d_w
|
||
imul ecx,ebx
|
||
cld
|
||
@@:
|
||
cmp byte[esi],al
|
||
jne @f
|
||
inc esi
|
||
loop @b
|
||
@@:
|
||
xor edx,edx
|
||
@@:
|
||
sub esi,ebx
|
||
cmp esi,buf2d_data
|
||
jl @f
|
||
inc edx
|
||
loop @b
|
||
@@:
|
||
cmp edx,0
|
||
je .8no_crop_top
|
||
xor eax,eax
|
||
sub eax,edx
|
||
mov ebx,buf2d_h
|
||
sub ebx,edx
|
||
stdcall buf_offset_h, edi, eax, edx, ebx
|
||
mov ecx,buf2d_h
|
||
sub ecx,edx
|
||
mov buf2d_h,ecx ;㬥ìè ¥¬ ¢ëá®âã ¡ãä¥à
|
||
add buf2d_t,dx ;ᤢ¨£ ¥¬ ®âáâ㯠¢¨§, ç¨á«® ®¡à¥§ ëå áâப
|
||
mov ebx,buf2d_w
|
||
imul ecx,ebx
|
||
invoke mem.realloc,buf2d_data,ecx
|
||
mov buf2d_data,eax ; á«ãç © ¥á«¨ ¨§¬¥¨«áï 㪠§ â¥«ì ¤ ë¥
|
||
.8no_crop_top:
|
||
|
||
bt dword[opt],BUF2D_BIT_OPT_CROP_RIGHT
|
||
jae .8no_crop_right
|
||
mov eax,dword[color]
|
||
mov ebx,buf2d_w
|
||
cmp ebx,1
|
||
jle .8no_crop_right ; á«ãç © ¥á«¨ è¨à¨ ¡ãä¥à 1 ¯¨ªá¥«ì
|
||
mov esi,ebx
|
||
imul esi,buf2d_h
|
||
add esi,buf2d_data ;esi - 㪠§ â¥«ì ª®¥æ ¡ãä¥à ¨§®¡à ¦¥¨ï
|
||
xor edx,edx
|
||
cld
|
||
|
||
.8found_beg:
|
||
dec esi ;¤¢¨£ ¥¬áï 1-ã ª®«®ªã ¢«¥¢®
|
||
mov ecx,buf2d_h ;¢®ááâ ®¢«¥¨¥ ecx ¤«ï ®¢®£® 横«
|
||
@@:
|
||
cmp byte[esi],al
|
||
jne .8found
|
||
sub esi,ebx ;¯àë£ ¥¬ ¢¥àåîî áâபã
|
||
loop @b
|
||
inc edx
|
||
mov ecx,buf2d_w
|
||
dec ecx ;1 ª®«®ª § ¯ á
|
||
cmp edx,ecx
|
||
jge .8found
|
||
|
||
dec esi ;¤¢¨£ ¥¬áï 1-ã ª®«®ªã ¢«¥¢®
|
||
mov ecx,buf2d_h ;¢®ááâ ®¢«¥¨¥ ecx ¤«ï ®¢®£® 横«
|
||
@@:
|
||
add esi,ebx ;¯àë£ ¥¬ ¨¦îî áâபã
|
||
cmp byte[esi],al
|
||
jne .8found
|
||
loop @b
|
||
inc edx
|
||
|
||
mov ecx,buf2d_w
|
||
dec ecx ;1 ª®«®ª § ¯ á
|
||
cmp edx,ecx
|
||
jl .8found_beg
|
||
|
||
.8found:
|
||
cmp edx,0
|
||
je .8no_crop_right
|
||
mov ecx,buf2d_w
|
||
sub ecx,edx
|
||
stdcall img_gray_crop_r, buf2d_data, buf2d_w, ecx, buf2d_h ;®¡à¥§ ¥¬ ¡ãä¥à, ¯® ®¢®¬ã à §¬¥àã
|
||
mov buf2d_w,ecx ;áâ ¢¨¬ ®¢ãî è¨à¨ã ¤«ï ¡ãä¥à
|
||
mov ebx,buf2d_h
|
||
imul ecx,ebx
|
||
invoke mem.realloc,buf2d_data,ecx
|
||
mov buf2d_data,eax ; á«ãç © ¥á«¨ ¨§¬¥¨«áï 㪠§ â¥«ì ¤ ë¥
|
||
.8no_crop_right:
|
||
|
||
bt dword[opt],BUF2D_BIT_OPT_CROP_LEFT
|
||
jae .8no_crop_left
|
||
mov eax,dword[color]
|
||
mov ebx,buf2d_w
|
||
cmp ebx,1
|
||
jle .8no_crop_left ; á«ãç © ¥á«¨ è¨à¨ ¡ãä¥à 1 ¯¨ªá¥«ì
|
||
mov esi,buf2d_data ;esi - 㪠§ ⥫ì 箫® ¡ãä¥à ¨§®¡à ¦¥¨ï
|
||
mov edx,0
|
||
cld
|
||
.8found_beg_left:
|
||
|
||
mov ecx,buf2d_h ;¢®ááâ ®¢«¥¨¥ ecx ¤«ï ®¢®£® 横«
|
||
@@:
|
||
cmp word[esi],ax
|
||
jne .8found_left
|
||
add esi,ebx ;¯àë£ ¥¬ ¨¦îî áâபã
|
||
loop @b
|
||
inc edx
|
||
inc esi ;¤¢¨£ ¥¬áï 1-ã ª®«®ªã ¢¯à ¢®
|
||
|
||
mov ecx,buf2d_w
|
||
dec ecx ;1 ª®«®ª § ¯ á
|
||
cmp edx,ecx
|
||
jge .8found_left
|
||
|
||
mov ecx,buf2d_h ;¢®ááâ ®¢«¥¨¥ ecx ¤«ï ®¢®£® 横«
|
||
@@:
|
||
sub esi,ebx ;¯àë£ ¥¬ ¢¥àåîî áâபã
|
||
cmp word[esi],ax
|
||
jne .8found_left
|
||
loop @b
|
||
inc edx
|
||
inc esi ;¤¢¨£ ¥¬áï 1-ã ª®«®ªã ¢¯à ¢®
|
||
|
||
mov ecx,buf2d_w
|
||
dec ecx ;1 ª®«®ª § ¯ á
|
||
cmp edx,ecx
|
||
jl .8found_beg_left
|
||
|
||
.8found_left:
|
||
cmp edx,0
|
||
je .8no_crop_left
|
||
mov ecx,buf2d_w
|
||
sub ecx,edx
|
||
stdcall img_gray_crop_l, buf2d_data, buf2d_w, ecx, buf2d_h ;®¡à¥§ ¥¬ ¡ãä¥à, ¯® ®¢®¬ã à §¬¥àã
|
||
mov buf2d_w,ecx ;áâ ¢¨¬ ®¢ãî è¨à¨ã ¤«ï ¡ãä¥à
|
||
mov ebx,buf2d_h
|
||
imul ecx,ebx
|
||
invoke mem.realloc,buf2d_data,ecx
|
||
mov buf2d_data,eax ; á«ãç © ¥á«¨ ¨§¬¥¨«áï 㪠§ â¥«ì ¤ ë¥
|
||
mov eax,edx
|
||
add buf2d_l,ax
|
||
.8no_crop_left:
|
||
|
||
.8end_f:
|
||
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;®¡à¥§ ¥¬ 梥⮥ ¨§®¡à ¦¥¨¥ á ¯à ¢®© áâ®à®ë
|
||
;input:
|
||
;data_rgb - pointer to rgb data
|
||
;size_w_old - width img in pixels
|
||
;size_w_new - new width img in pixels
|
||
;size_h - height img in pixels
|
||
align 4
|
||
proc img_rgb_crop_r, data_rgb:dword, size_w_old:dword, size_w_new:dword, size_h:dword
|
||
pushad
|
||
mov eax, dword[size_w_old]
|
||
lea eax, dword[eax+eax*2] ;eax = width(old) * 3(rgb)
|
||
mov ebx, dword[size_w_new]
|
||
lea ebx, dword[ebx+ebx*2] ;ebx = width(new) * 3(rgb)
|
||
mov edx, dword[size_h]
|
||
mov edi, dword[data_rgb] ;edi - ¯®«ãç ¥â ¤ ë¥
|
||
mov esi, edi
|
||
add edi, ebx
|
||
add esi, eax
|
||
cld
|
||
@@:
|
||
dec edx ;㬥ìè ¥¬ áç¥â稪 ®áâ ¢è¨åáï áâப 1
|
||
cmp edx,0
|
||
jle @f
|
||
mov ecx, ebx
|
||
rep movsb ;¯¥à¥®á (ª®¯¨à®¢ ¨¥) áâப¨ ¯¨ªá¥«¥©
|
||
add esi,eax ;¯¥à¥å®¤ ®¢ãî áâà®çªã ¨§®¡à ¦¥¨ï
|
||
sub esi,ebx
|
||
jmp @b
|
||
@@:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;®¡à¥§ ¥¬ á¥à®¥ ¨§®¡à ¦¥¨¥ á ¯à ¢®© áâ®à®ë
|
||
;input:
|
||
;data_gray - pointer to gray data
|
||
;size_w_old - width img in pixels
|
||
;size_w_new - new width img in pixels
|
||
;size_h - height img in pixels
|
||
align 4
|
||
proc img_gray_crop_r, data_gray:dword, size_w_old:dword, size_w_new:dword, size_h:dword
|
||
pushad
|
||
mov eax, dword[size_w_old]
|
||
mov ebx, dword[size_w_new]
|
||
mov edx, dword[size_h]
|
||
mov edi, dword[data_gray] ;edi - ¯®«ãç ¥â ¤ ë¥
|
||
mov esi, edi
|
||
add edi, ebx
|
||
add esi, eax
|
||
cld
|
||
@@:
|
||
dec edx ;㬥ìè ¥¬ áç¥â稪 ®áâ ¢è¨åáï áâப 1
|
||
cmp edx,0
|
||
jle @f
|
||
mov ecx, ebx
|
||
rep movsb ;¯¥à¥®á (ª®¯¨à®¢ ¨¥) áâப¨ ¯¨ªá¥«¥©
|
||
add esi,eax ;¯¥à¥å®¤ ®¢ãî áâà®çªã ¨§®¡à ¦¥¨ï
|
||
sub esi,ebx
|
||
jmp @b
|
||
@@:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;®¡à¥§ ¥¬ 梥⮥ ¨§®¡à ¦¥¨¥ á «¥¢®© áâ®à®ë
|
||
;input:
|
||
;data_rgb - pointer to rgb data
|
||
;size_w_old - width img in pixels
|
||
;size_w_new - new width img in pixels
|
||
;size_h - height img in pixels
|
||
align 4
|
||
proc img_rgb_crop_l, data_rgb:dword, size_w_old:dword, size_w_new:dword, size_h:dword
|
||
pushad
|
||
mov edi,dword[data_rgb]
|
||
mov esi,edi
|
||
mov eax,dword[size_w_old]
|
||
mov ebx,dword[size_w_new]
|
||
cmp eax,ebx
|
||
jle .end_f ;áâ àë© à §¬¥à ¨§®¡à ¦¥¨ï ¥ ¬®¦¥â ¡ëâì ¬¥ìè¥ ®¢®£® (¯à¨ ãá«®¢¨¨ ®¡à¥§ ¨ï ª à⨪¨)
|
||
lea eax,[eax+eax*2]
|
||
lea ebx,[ebx+ebx*2]
|
||
sub eax,ebx
|
||
mov edx,dword[size_h] ;¢ëá®â ¨§®¡à ¦¥¨ï
|
||
cld
|
||
@@:
|
||
add esi,eax
|
||
mov ecx,ebx
|
||
rep movsb
|
||
dec edx
|
||
cmp edx,0
|
||
jg @b
|
||
.end_f:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;®¡à¥§ ¥¬ á¥à®¥ ¨§®¡à ¦¥¨¥ á «¥¢®© áâ®à®ë
|
||
;input:
|
||
;data_gray - pointer to gray data
|
||
;size_w_old - width img in pixels
|
||
;size_w_new - new width img in pixels
|
||
;size_h - height img in pixels
|
||
align 4
|
||
proc img_gray_crop_l, data_gray:dword, size_w_old:dword, size_w_new:dword, size_h:dword
|
||
pushad
|
||
mov edi,dword[data_gray]
|
||
mov esi,edi
|
||
mov eax,dword[size_w_old]
|
||
mov ebx,dword[size_w_new]
|
||
cmp eax,ebx
|
||
jle .end_f ;áâ àë© à §¬¥à ¨§®¡à ¦¥¨ï ¥ ¬®¦¥â ¡ëâì ¬¥ìè¥ ®¢®£® (¯à¨ ãá«®¢¨¨ ®¡à¥§ ¨ï ª à⨪¨)
|
||
sub eax,ebx
|
||
mov edx,dword[size_h] ;¢ëá®â ¨§®¡à ¦¥¨ï
|
||
cld
|
||
@@:
|
||
add esi,eax
|
||
mov ecx,ebx
|
||
rep movsb
|
||
dec edx
|
||
cmp edx,0
|
||
jg @b
|
||
.end_f:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;hoffs - ª®««¨ç¥á⢮ ¯¨ªá¥«¥© ª®âàë¥ ¯®¤¨¬ ¥âáï/®¯ã᪠¥âáï ¨§®¡à ¦¥¨¥
|
||
;img_t - ¢ëá®â , á ª®â®à®© ç¨ ¥âáï ¤¢¨£ îé ïáï ç áâì ¨§®¡à ¦¥¨ï
|
||
align 4
|
||
proc buf_offset_h, buf_struc:dword, hoffs:dword, img_t:dword, img_h:dword ;ᤢ¨£ ¥â ¨§®¡à ¦¥¨¥ ¯® ¢ëá®â¥
|
||
pushad
|
||
mov edi,dword[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .end_move_24
|
||
|
||
mov eax,[hoffs]
|
||
cmp eax,0
|
||
je .end_move_24
|
||
mov ebx,buf2d_w
|
||
mov edx,dword[img_t]
|
||
mov ecx,dword[img_h] ;ecx - ¢ëá®â ᤢ¨£ ¥¬ëå ¤ ëå
|
||
cmp ecx,buf2d_h
|
||
jge .end_f ;®è¨¡®ç®¥ ãá«®¢¨¥, ¢ëá®â ¨§®¡à ¦¥¨ï ¬¥ìè¥ ç¥¬ ¢ëá®â ᤢ¨£ ¥¬®£® ¨§®¡à ¦¥¨ï
|
||
imul ecx,ebx ;ecx - ª®««¨ç¥á⢮ ¯¨ªá¥«¥© ¢ ᤢ¨£ ¥¬ëå ¤ ëå
|
||
lea ecx,[ecx+ecx*2]
|
||
imul ebx,edx
|
||
lea ebx,[ebx+ebx*2]
|
||
mov esi,buf2d_data
|
||
add esi,ebx
|
||
|
||
add edx,eax ;edx = img_t+hoffs (hoffs<0)
|
||
mov ebx,buf2d_w
|
||
imul ebx,edx
|
||
lea ebx,[ebx+ebx*2]
|
||
mov edi,buf2d_data ;¯®§¨æ¨ï, ªã¤ ¡ã¤¥â ¤¢¨£ âìáï ¨§®¡à ¦¥¨¥
|
||
add edi,ebx
|
||
|
||
cmp eax,0
|
||
jg .move_down_24
|
||
;¤¢¨£ ¥¬ ¨§®¡à ¦¥¨¥ ¢¢¥àå
|
||
cld
|
||
rep movsb
|
||
jmp .end_f
|
||
.move_down_24:
|
||
;¤¢¨£ ¥¬ ¨§®¡à ¦¥¨¥ ¢¨§
|
||
add esi,ecx
|
||
dec esi
|
||
add edi,ecx
|
||
dec edi
|
||
std
|
||
rep movsb
|
||
jmp .end_f
|
||
.end_move_24:
|
||
|
||
;stdcall print_err,sz_buf2d_offset_h,txt_err_n24b
|
||
|
||
cmp buf2d_bits,8
|
||
jne .end_move_8
|
||
|
||
mov eax,[hoffs]
|
||
cmp eax,0
|
||
je .end_move_8
|
||
;¤¢¨£ ¥¬ ¨§®¡à ¦¥¨¥ ¢¢¥àå
|
||
mov ebx,buf2d_w
|
||
mov edx,dword[img_t]
|
||
mov ecx,dword[img_h] ;ecx - ¢ëá®â ᤢ¨£ ¥¬ëå ¤ ëå
|
||
cmp ecx,buf2d_h
|
||
jge .end_f ;®è¨¡®ç®¥ ãá«®¢¨¥, ¢ëá®â ¨§®¡à ¦¥¨ï ¬¥ìè¥ ç¥¬ ¢ëá®â ᤢ¨£ ¥¬®£® ¨§®¡à ¦¥¨ï
|
||
imul ecx,ebx ;ecx - ª®««¨ç¥á⢮ ¯¨ªá¥«¥© ¢ ᤢ¨£ ¥¬ëå ¤ ëå
|
||
imul ebx,edx
|
||
mov esi,buf2d_data
|
||
add esi,ebx
|
||
|
||
add edx,eax ;edx = img_t+hoffs (hoffs<0)
|
||
mov ebx,buf2d_w
|
||
imul ebx,edx
|
||
mov edi,buf2d_data ;¯®§¨æ¨ï, ªã¤ ¡ã¤¥â ¤¢¨£ âìáï ¨§®¡à ¦¥¨¥
|
||
add edi,ebx
|
||
|
||
cmp eax,0
|
||
jg .move_down_8
|
||
cld
|
||
rep movsb
|
||
jmp .end_f
|
||
.move_down_8:
|
||
;¤¢¨£ ¥¬ ¨§®¡à ¦¥¨¥ ¢¨§
|
||
add esi,ecx
|
||
dec esi
|
||
add edi,ecx
|
||
dec edi
|
||
std
|
||
rep movsb
|
||
jmp .end_f
|
||
.end_move_8:
|
||
|
||
.end_f:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
|
||
align 4
|
||
proc buf_draw_buf, buf_struc:dword
|
||
pushad
|
||
mov edi,dword[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .error
|
||
mov eax,7
|
||
mov ebx,buf2d_data
|
||
|
||
mov ecx,buf2d_w
|
||
ror ecx,16
|
||
mov edx,buf2d_h
|
||
mov cx,dx
|
||
|
||
mov edx,buf2d_size_lt
|
||
ror edx,16
|
||
int 0x40
|
||
jmp .end_draw_24
|
||
.error:
|
||
stdcall print_err,sz_buf2d_draw,txt_err_n24b
|
||
.end_draw_24:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
align 4
|
||
proc buf_delete, buf_struc:dword
|
||
push edi
|
||
mov edi,dword[buf_struc]
|
||
invoke mem.free,buf2d_data
|
||
pop edi
|
||
ret
|
||
endp
|
||
|
||
align 4
|
||
proc buf_line_brs, buf_struc:dword, coord_x0:dword, coord_y0:dword, coord_x1:dword, coord_y1:dword, color:dword
|
||
locals
|
||
loc_1 dd ?
|
||
loc_2 dd ?
|
||
napravl db ?
|
||
endl
|
||
pushad
|
||
mov edx,dword[color]
|
||
|
||
mov eax,dword[coord_x1]
|
||
sub eax,dword[coord_x0]
|
||
bt eax,31
|
||
jae @f
|
||
neg eax
|
||
inc eax
|
||
@@:
|
||
mov ebx,dword[coord_y1]
|
||
sub ebx,dword[coord_y0]
|
||
bt ebx,31
|
||
jae @f
|
||
neg ebx
|
||
inc ebx
|
||
@@:
|
||
|
||
mov [napravl],byte 0 ;bool steep=false
|
||
cmp eax,ebx
|
||
jle @f
|
||
mov [napravl],byte 1 ;bool steep=true
|
||
swap dword[coord_x0],dword[coord_y0] ;swap(x0, y0);
|
||
swap dword[coord_x1],dword[coord_y1] ;swap(x1, y1);
|
||
@@:
|
||
mov eax,dword[coord_y0] ;x0
|
||
cmp eax,dword[coord_y1] ;if(x0>x1)
|
||
jle @f
|
||
swap dword[coord_y0],dword[coord_y1] ;swap(x0, x1);
|
||
swap dword[coord_x0],dword[coord_x1] ;swap(y0, y1);
|
||
@@:
|
||
|
||
; int deltax esi
|
||
; int deltay edi
|
||
; int error ebp-6
|
||
; int ystep ebp-8
|
||
|
||
mov eax,dword[coord_y0]
|
||
mov esi,dword[coord_y1]
|
||
sub esi,eax ;deltax = y1-y0
|
||
mov ebx,esi
|
||
shr ebx,1
|
||
mov [loc_1],ebx ;error = deltax/2
|
||
|
||
mov eax,dword[coord_x0]
|
||
mov edi,dword[coord_x1]
|
||
mov [loc_2],dword -1 ;ystep = -1
|
||
cmp eax,edi ;if (x0<x1) ystep = 1;
|
||
jge @f
|
||
mov [loc_2],dword 1 ;ystep = 1
|
||
@@:
|
||
sub edi,eax ;x1-x0
|
||
|
||
bts edi,31
|
||
jae @f
|
||
neg edi
|
||
inc edi
|
||
@@:
|
||
and edi,0x7fffffff ;deltay = abs(x1-x0)
|
||
|
||
mov eax,edi
|
||
mov edi,[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .coord_end
|
||
|
||
cmp [napravl],0
|
||
jne .coord_yx
|
||
mov ebx,dword[coord_x0]
|
||
mov ecx,dword[coord_y0]
|
||
|
||
@@: ;for (x=x0 ; x<x1; x++) ;------------------------------------
|
||
cmp ecx,dword[coord_y1]
|
||
jg @f ;jge ???
|
||
call draw_pixel
|
||
|
||
sub dword[loc_1],eax ;error -= deltay
|
||
cmp dword[loc_1],0 ;if(error<0)
|
||
jge .if0
|
||
add ebx,[loc_2] ;y += ystep
|
||
add [loc_1],esi ;error += deltax
|
||
.if0:
|
||
inc ecx
|
||
jmp @b
|
||
@@:
|
||
jmp .coord_end
|
||
.coord_yx:
|
||
mov ebx,dword[coord_y0]
|
||
mov ecx,dword[coord_x0]
|
||
|
||
@@: ;for (x=x0 ; x<x1; x++) ;------------------------------------
|
||
cmp ebx,dword[coord_y1]
|
||
jg @f ;jge ???
|
||
call draw_pixel
|
||
|
||
sub dword[loc_1],eax ;error -= deltay
|
||
cmp dword[loc_1],0 ;if(error<0)
|
||
jge .if1
|
||
add ecx,[loc_2] ;y += ystep
|
||
add [loc_1],esi ;error += deltax
|
||
.if1:
|
||
inc ebx
|
||
jmp @b
|
||
@@:
|
||
.coord_end:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;à¨á®¢ ¨¥ £®à¨§®â «ì®© «¨¨¨, ¯®â®¬ã ¥â ¯ à ¬¥âà coord_y1
|
||
align 4
|
||
proc buf_line_h, buf_struc:dword, coord_x0:dword, coord_y0:dword, coord_x1:dword, color:dword
|
||
pushad
|
||
mov edi,[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .end24
|
||
|
||
mov ebx,dword[coord_x0]
|
||
mov ecx,dword[coord_y0]
|
||
mov edx,dword[color]
|
||
mov esi,dword[coord_x1]
|
||
|
||
@@: ;for (x=x0 ; x<x1; x++) ;------------------------------------
|
||
call draw_pixel
|
||
inc ebx
|
||
cmp ebx,esi
|
||
jge @f
|
||
jmp @b
|
||
@@:
|
||
.end24:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
align 4
|
||
proc buf_rect_by_size, buf_struc:dword, coord_x:dword,coord_y:dword,w:dword,h:dword, color:dword
|
||
pushad
|
||
mov edi,[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .coord_end
|
||
|
||
mov eax,[coord_x]
|
||
mov ebx,[coord_y]
|
||
mov ecx,[w]
|
||
cmp ecx,1
|
||
jl .coord_end
|
||
add ecx,eax
|
||
dec ecx
|
||
mov edx,[h]
|
||
cmp edx,1
|
||
jl .coord_end
|
||
|
||
add edx,ebx
|
||
dec edx
|
||
mov esi,dword[color]
|
||
stdcall buf_line_h, edi, eax, ebx, ecx, esi ;«¨¨ï -
|
||
stdcall buf_line_brs, edi, eax, ebx, eax, edx, esi ;«¨¨ï |
|
||
stdcall buf_line_h, edi, eax, edx, ecx, esi ;«¨¨ï -
|
||
stdcall buf_line_brs, edi, ecx, ebx, ecx, edx, esi ;«¨¨ï |
|
||
.coord_end:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
align 4
|
||
proc buf_filled_rect_by_size, buf_struc:dword, coord_x:dword,coord_y:dword,w:dword,h:dword, color:dword
|
||
pushad
|
||
mov edi,[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .coord_end
|
||
mov eax,[coord_x]
|
||
mov ebx,[coord_y]
|
||
mov edx,[w]
|
||
add edx,eax
|
||
mov ecx,[h]
|
||
mov esi,dword[color]
|
||
cld
|
||
@@:
|
||
stdcall buf_line_h, edi, eax, ebx, edx, esi ;«¨¨ï -
|
||
inc ebx
|
||
loop @b
|
||
.coord_end:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
align 4
|
||
proc buf_circle, buf_struc:dword, coord_x:dword, coord_y:dword, r:dword, color:dword
|
||
locals
|
||
po_x dd ?
|
||
po_y dd ?
|
||
endl
|
||
pushad
|
||
mov edi,dword[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .error
|
||
mov edx,dword[color]
|
||
|
||
finit
|
||
fild dword[coord_x]
|
||
fild dword[coord_y]
|
||
fild dword[r]
|
||
fldz ;px=0
|
||
fld st1 ;py=r
|
||
|
||
fldpi
|
||
fmul st0,st3
|
||
fistp dword[po_x]
|
||
mov esi,dword[po_x] ;esi=pi*r
|
||
shl esi,1 ;esi=2*pi*r
|
||
|
||
;st0 = py
|
||
;st1 = px
|
||
;st2 = r
|
||
;st3 = y
|
||
;st4 = x
|
||
|
||
@@:
|
||
;Point(px + x, y - py)
|
||
fld st1 ;st0=px
|
||
fadd st0,st5 ;st0=px+x
|
||
fistp dword[po_x]
|
||
mov ebx,dword[po_x]
|
||
fld st3 ;st0=y
|
||
fsub st0,st1 ;st0=y-py
|
||
fistp dword[po_y]
|
||
mov ecx,dword[po_y]
|
||
call draw_pixel
|
||
;px += py/r
|
||
fld st0 ;st0=py
|
||
fdiv st0,st3 ;st0=py/r
|
||
faddp st2,st0 ;st3+=st0
|
||
;py -= px/r
|
||
fld st1 ;st0=px
|
||
fdiv st0,st3 ;st0=px/r
|
||
fsubp st1,st0 ;st2-=st0
|
||
|
||
dec esi
|
||
cmp esi,0
|
||
jge @b
|
||
jmp .exit_fun
|
||
.error:
|
||
stdcall print_err,sz_buf2d_circle,txt_err_n24b
|
||
.exit_fun:
|
||
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;äãªæ¨ï ¤«ï § «¨¢ª¨ ®¡« á⨠¢ë¡à ë¬ æ¢¥â®¬
|
||
align 4
|
||
proc buf_flood_fill, buf_struc:dword, coord_x:dword, coord_y:dword, mode:dword, color_f:dword, color_b:dword
|
||
pushad
|
||
mov edi,[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .end24
|
||
|
||
mov ebx,dword[coord_x]
|
||
mov ecx,dword[coord_y]
|
||
mov edx,dword[color_f]
|
||
mov esi,dword[color_b]
|
||
|
||
cmp dword[mode],1 ;¢ § ¢¨á¨¬®á⨠®â 'mode' ®¯à¥¤¥«ï¥¬ ª ª¨¬ «£®à¨â¬®¬ ¡ã¤¥¬ ¯®«ì§®¢ âìáï
|
||
je @f
|
||
call buf_flood_fill_recurs_0 ;§ «¨¢ ¥¬ ¤® ¯¨ªá¥«¥© 梥â esi
|
||
jmp .end24
|
||
@@:
|
||
call buf_flood_fill_recurs_1 ;§ «¨¢ ¥¬ ¯¨ªá¥«¨ ¨¬¥î騥 梥â esi
|
||
|
||
.end24:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;input:
|
||
; ebx = coord_x
|
||
; ecx = coord_y
|
||
; edx = 梥⠧ «¨¢ª¨
|
||
; esi = æ¢¥â £à ¨æë, ¤® ª®â®à®© ¡ã¤¥â ¨â¨ § «¨¢ª
|
||
; edi = buf_struc
|
||
;output:
|
||
; eax = ¯®àâ¨âáï
|
||
align 4
|
||
buf_flood_fill_recurs_0:
|
||
call get_pixel_24
|
||
cmp eax,0xffffffff ;if error coords
|
||
je .end_fun
|
||
cmp eax,edx ;¥á«¨ 梥⠯¨ªá¥«ï ᮢ¯ « á 梥⮬ § «¨¢ª¨, § ç¨â § «¨¢ª ¢ í⮩ ®¡« á⨠㦥 ¡ë« ᤥ«
|
||
je .end_fun
|
||
|
||
call draw_pixel
|
||
|
||
dec ebx
|
||
call get_pixel_24
|
||
cmp eax,esi
|
||
je @f
|
||
call buf_flood_fill_recurs_0
|
||
@@:
|
||
inc ebx
|
||
|
||
|
||
inc ebx
|
||
call get_pixel_24
|
||
cmp eax,esi
|
||
je @f
|
||
call buf_flood_fill_recurs_0
|
||
@@:
|
||
dec ebx
|
||
|
||
dec ecx
|
||
call get_pixel_24
|
||
cmp eax,esi
|
||
je @f
|
||
call buf_flood_fill_recurs_0
|
||
@@:
|
||
inc ecx
|
||
|
||
inc ecx
|
||
call get_pixel_24
|
||
cmp eax,esi
|
||
je @f
|
||
call buf_flood_fill_recurs_0
|
||
@@:
|
||
dec ecx
|
||
|
||
.end_fun:
|
||
ret
|
||
|
||
;input:
|
||
; ebx = coord_x
|
||
; ecx = coord_y
|
||
; edx = 梥⠧ «¨¢ª¨
|
||
; esi = 梥⠯¨ªá¥«¥©, ¯® ª®â®àë¬ ¡ã¤¥â ¨â¨ § «¨¢ª
|
||
; edi = buf_struc
|
||
;output:
|
||
; eax = ¯®àâ¨âáï
|
||
align 4
|
||
buf_flood_fill_recurs_1:
|
||
call get_pixel_24
|
||
cmp eax,0xffffffff ;if error coords
|
||
je .end_fun
|
||
cmp eax,edx ;¥á«¨ 梥⠯¨ªá¥«ï ᮢ¯ « á 梥⮬ § «¨¢ª¨, § ç¨â § «¨¢ª ¢ í⮩ ®¡« á⨠㦥 ¡ë« ᤥ«
|
||
je .end_fun
|
||
cmp eax,esi ;¥á«¨ 梥⠯¨ªá¥«ï ¥ ᮢ¯ « á § «¨¢ ¥¬ë¬ 梥⮬ § «¨¢ª¨, â® ¯à¥ªà é ¥¬ § «¨¢ªã
|
||
jne .end_fun
|
||
|
||
call draw_pixel
|
||
|
||
dec ebx
|
||
call get_pixel_24
|
||
cmp eax,esi
|
||
jne @f
|
||
call buf_flood_fill_recurs_1
|
||
@@:
|
||
inc ebx
|
||
|
||
|
||
inc ebx
|
||
call get_pixel_24
|
||
cmp eax,esi
|
||
jne @f
|
||
call buf_flood_fill_recurs_1
|
||
@@:
|
||
dec ebx
|
||
|
||
dec ecx
|
||
call get_pixel_24
|
||
cmp eax,esi
|
||
jne @f
|
||
call buf_flood_fill_recurs_1
|
||
@@:
|
||
inc ecx
|
||
|
||
inc ecx
|
||
call get_pixel_24
|
||
cmp eax,esi
|
||
jne @f
|
||
call buf_flood_fill_recurs_1
|
||
@@:
|
||
dec ecx
|
||
|
||
.end_fun:
|
||
ret
|
||
|
||
align 4
|
||
proc buf_img_wdiv2, buf_struc:dword
|
||
pushad
|
||
mov edi,dword[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .end_draw_24
|
||
mov eax,buf2d_w
|
||
mov ecx,buf2d_h
|
||
imul ecx,eax
|
||
stdcall img_rgb24_wdiv2, buf2d_data,ecx
|
||
.end_draw_24:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;input:
|
||
;data_rgb - pointer to rgb data
|
||
;size - count img pixels (size img data / 3(rgb) )
|
||
align 4
|
||
proc img_rgb24_wdiv2 data_rgb:dword, size:dword
|
||
;push eax ebx ecx edx
|
||
mov eax,dword[data_rgb]
|
||
mov ecx,dword[size] ;ecx = size
|
||
lea ecx,[ecx+ecx*2]
|
||
cld
|
||
@@: ;§ ⥬¥¨¥ 梥⠯¨ªá¥«¥©
|
||
shr byte[eax],1
|
||
inc eax
|
||
loop @b
|
||
|
||
mov eax,dword[data_rgb]
|
||
mov ecx,dword[size] ;ecx = size
|
||
shr ecx,1
|
||
@@: ;á«®¦¥¨¥ 梥⮢ ¯¨ªá¥«¥©
|
||
mov bx,word[eax+3] ;ª®¯¨à㥬 梥â á®á¥¤¥£® ¯¨ªá¥«ï
|
||
add word[eax],bx
|
||
mov bl,byte[eax+5] ;ª®¯¨à㥬 梥â á®á¥¤¥£® ¯¨ªá¥«ï
|
||
add byte[eax+2],bl
|
||
add eax,6 ;=2*3
|
||
loop @b
|
||
|
||
mov eax,dword[data_rgb]
|
||
add eax,3
|
||
mov ebx,eax
|
||
add ebx,3
|
||
mov ecx,dword[size] ;ecx = size
|
||
shr ecx,1
|
||
dec ecx ;«¨è¨© ¯¨ªá¥«ì
|
||
@@: ;¯®¤¦ ⨥ ¯¨ªá¥«¥©
|
||
mov edx,dword[ebx]
|
||
mov word[eax],dx
|
||
shr edx,16
|
||
mov byte[eax+2],dl
|
||
|
||
add eax,3
|
||
add ebx,6
|
||
loop @b
|
||
;pop edx ecx ebx eax
|
||
ret
|
||
endp
|
||
|
||
align 4
|
||
proc buf_img_hdiv2, buf_struc:dword
|
||
pushad
|
||
mov edi,dword[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .end_draw_24
|
||
mov eax,buf2d_w
|
||
mov ecx,buf2d_h
|
||
imul ecx,eax
|
||
stdcall img_rgb24_hdiv2, buf2d_data,ecx,eax
|
||
.end_draw_24:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;input:
|
||
;data_rgb - pointer to rgb data
|
||
;size - count img pixels (size img data / 3(rgb) )
|
||
;size_w - width img in pixels
|
||
align 4
|
||
proc img_rgb24_hdiv2, data_rgb:dword, size:dword, size_w:dword
|
||
;pushad
|
||
|
||
mov eax,dword[data_rgb] ;eax =
|
||
mov ecx,dword[size] ;ecx = size
|
||
lea ecx,[ecx+ecx*2]
|
||
cld
|
||
@@: ;§ ⥬¥¨¥ 梥⠯¨ªá¥«¥©
|
||
shr byte[eax],1
|
||
inc eax
|
||
loop @b
|
||
|
||
mov eax,dword[data_rgb] ;eax =
|
||
mov edi,dword[size_w]
|
||
lea esi,[edi+edi*2] ;esi = width*3(rgb)
|
||
mov ebx,esi
|
||
add ebx,eax
|
||
mov ecx,dword[size] ;ecx = size
|
||
shr ecx,1
|
||
xor edi,edi
|
||
@@: ;á«®¦¥¨¥ 梥⮢ ¯¨ªá¥«¥©
|
||
mov dx,word[ebx] ;ª®¯¨à㥬 梥⠨¦¥£® ¯¨ªá¥«ï
|
||
add word[eax],dx
|
||
mov dl,byte[ebx+2] ;ª®¯¨à㥬 梥⠨¦¥£® ¯¨ªá¥«ï
|
||
add byte[eax+2],dl
|
||
|
||
add eax,3
|
||
add ebx,3
|
||
inc edi
|
||
cmp edi,dword[size_w]
|
||
jl .old_line
|
||
add eax,esi
|
||
add ebx,esi
|
||
xor edi,edi
|
||
.old_line:
|
||
loop @b
|
||
|
||
|
||
mov eax,dword[data_rgb] ;eax =
|
||
add eax,esi ;esi = width*3(rgb)
|
||
mov ebx,esi
|
||
add ebx,eax
|
||
mov ecx,dword[size] ;ecx = size
|
||
shr ecx,1
|
||
sub ecx,dword[size_w] ;«¨èïï áâப ¯¨ªá¥«¥©
|
||
xor edi,edi
|
||
@@: ;¯®¤¦ ⨥ ¯¨ªá¥«¥©
|
||
mov edx,dword[ebx] ;ª®¯¨à㥬 梥⠨¦¥£® ¯¨ªá¥«ï
|
||
mov word[eax],dx
|
||
shr edx,16
|
||
mov byte[eax+2],dl
|
||
|
||
add eax,3
|
||
add ebx,3
|
||
inc edi
|
||
cmp edi,dword[size_w]
|
||
jl .old_line_2
|
||
add ebx,esi
|
||
xor edi,edi
|
||
.old_line_2:
|
||
loop @b
|
||
|
||
;popad
|
||
ret
|
||
endp
|
||
|
||
;¯à¥®¡à §®¢ ¨¥ ¡ãä¥à ¨§ 24-¡¨â®£® ¢ 8-¡¨âë©
|
||
; spectr - ®¯à¥¤¥«ï¥â ª ª®© ᯥªâà ¡à âì ¯à¨ ¯à¥®¡à §®¢ ¨¨ 0-ᨨ©, 1-§¥«¥ë©, 2-ªà áë©
|
||
align 4
|
||
proc buf_conv_24_to_8, buf_struc:dword, spectr:dword
|
||
pushad
|
||
mov edi,dword[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .error
|
||
mov eax,buf2d_w
|
||
mov ecx,buf2d_h
|
||
imul ecx,eax
|
||
mov esi,ecx
|
||
;ebx - ¯ ¬ïâì ¨§ ª®â®à®© ª®¯¨àã¥âáï
|
||
;edx - ¯ ¬ïâì ªã¤ ª®¯¨àã¥âáï
|
||
mov edx,buf2d_data
|
||
mov ebx,edx
|
||
cmp [spectr],3
|
||
jge @f
|
||
add ebx,[spectr]
|
||
@@:
|
||
mov al,byte[ebx]
|
||
mov byte[edx],al
|
||
add ebx,3
|
||
inc edx
|
||
loop @b
|
||
mov buf2d_bits,8
|
||
invoke mem.realloc,buf2d_data,esi ;㬥ìè ¥¬ ¯ ¬ïâì § ¨¬ ¥¬ãî ¡ãä¥à®¬
|
||
jmp .end_conv
|
||
.error:
|
||
stdcall print_err,sz_buf2d_conv_24_to_8,txt_err_n24b
|
||
.end_conv:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;¯à¥®¡à §®¢ ¨¥ ¡ãä¥à ¨§ 24-¡¨â®£® ¢ 32-¡¨âë©
|
||
align 4
|
||
proc buf_conv_24_to_32, buf_struc:dword, buf_str8:dword
|
||
pushad
|
||
mov edi,dword[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .error1
|
||
mov ecx,buf2d_w
|
||
mov ebx,buf2d_h
|
||
imul ebx,ecx
|
||
mov ecx,ebx ;ecx = size 8 b
|
||
shl ebx,2 ;ebx = size 32 b
|
||
invoke mem.realloc,buf2d_data,ebx ;㢥«¨ç¨¢ ¥¬ ¯ ¬ïâì § ¨¬ ¥¬ãî ¡ãä¥à®¬
|
||
mov buf2d_data,eax ; á«ãç © ¥á«¨ ¨§¬¥¨«áï 㪠§ â¥«ì ¤ ë¥
|
||
mov buf2d_bits,32
|
||
mov edx,ebx ;edx = size 32 b
|
||
sub ebx,ecx ;ebx = size 24 b
|
||
mov eax,ecx
|
||
;eax - à §¬¥à 8 ¡¨âëå ¤ ëå
|
||
;ebx - à §¬¥à 24 ¡¨âëå ¤ ëå
|
||
;edx - à §¬¥à 32 ¡¨âëå ¤ ëå
|
||
add ebx,buf2d_data
|
||
add edx,buf2d_data
|
||
mov edi,dword[buf_str8]
|
||
cmp buf2d_bits,8
|
||
jne .error2
|
||
add eax,buf2d_data
|
||
mov edi,edx
|
||
;eax - 㪠§ â¥«ì ª®¥æ 8 ¡¨âëå ¤ ëå
|
||
;ebx - 㪠§ â¥«ì ª®¥æ 24 ¡¨âëå ¤ ëå
|
||
;edi - 㪠§ â¥«ì ª®¥æ 32 ¡¨âëå ¤ ëå
|
||
@@:
|
||
sub edi,4 ;®â¨¬ ¥¬ ¢ ç «¥ 横« ,
|
||
sub ebx,3 ; ¯®â®¬ã, ç⮠㪠§ ⥫¨ áâ®ïâ
|
||
dec eax ; § ¯à¥¤¥« ¬¨ ¡ãä¥à®¢
|
||
mov edx,dword[ebx]
|
||
mov dword[edi],edx
|
||
mov dl,byte[eax]
|
||
mov byte[edi+3],dl
|
||
loop @b
|
||
|
||
jmp .end_conv
|
||
.error1:
|
||
stdcall print_err,sz_buf2d_conv_24_to_32,txt_err_n24b
|
||
jmp .end_conv
|
||
.error2:
|
||
stdcall print_err,sz_buf2d_conv_24_to_32,txt_err_n8b
|
||
.end_conv:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;äãªæ¨ï ª®¯¨àã¥â ¨§®¡à ¦¥¨¥ ¨§ ¡ãä¥à buf_source (24b|32b) ¢ buf_destination (24b)
|
||
; 㪠§ë¢ îâáï ª®®à¤¨ âë ¢áâ ¢ª¨ ¡ãä¥à buf_source ®â®á¨â¥«ì® buf_destination
|
||
; ¯à®§à ç®áâì ¯à¨ ª®¯¨à®¢ ¨¨ ¥ ãç¨âë¢ ¥âáï
|
||
align 4
|
||
proc buf_bit_blt, buf_destination:dword, coord_x:dword, coord_y:dword, buf_source:dword
|
||
locals
|
||
right_bytes dd ?
|
||
endl
|
||
pushad
|
||
|
||
mov edi,[buf_source]
|
||
cmp buf2d_bits,24
|
||
je .sou24
|
||
cmp buf2d_bits,32
|
||
je .sou32
|
||
jmp .copy_end ;ä®à¬ â ¡ãä¥à ¥ ¯®®¤¥à¦¨¢ ¥âáï
|
||
|
||
.sou24: ;¢ ¨áâ®ç¨ª¥ 24 ¡¨â ï ª à⨪
|
||
mov eax,buf2d_w
|
||
mov edx,buf2d_h ;¢ëá®â ª®¯¨à㥬®© ª à⨪¨
|
||
mov esi,buf2d_data ;¤ ë¥ ª®¯¨à㥬®© ª à⨪¨
|
||
|
||
mov edi,[buf_destination]
|
||
cmp buf2d_bits,24
|
||
jne .copy_end ;ä®à¬ â ¡ãä¥à ¥ ¯®®¤¥à¦¨¢ ¥âáï
|
||
mov ebx,[coord_x] ;¢ ebx ¢à¥¬¥® áâ ¢¨¬ ®âáâ㯠¨§®¡à ¦¥¨ï (¤«ï ¯à®¢¥àª¨)
|
||
cmp ebx,buf2d_w ;¯à®¢¥à塞 ¢« §¨â «¨ ¨§®¡à ¦¥¨¥ ¯® è¨à¨¥
|
||
jge .copy_end ;¥á«¨ ¨§®¡à ¦¥¨¥ ¯®«®áâìî ¢ë« §¨â § ¯à ¢ãî áâ®à®ã
|
||
mov ebx,buf2d_h ;ebx - ¢ëá®â ®á®¢®£® ¡ãä¥à
|
||
mov ecx,[coord_y]
|
||
cmp ecx,ebx
|
||
jge .copy_end ;¥á«¨ ª®®à¤¨ â 'y' ¡®«ìè¥ ¢ëá®âë ¡ãä¥à
|
||
add ecx,edx ;ecx - ¨¦ïï ª®®à¤¨ â ª®¯¨à㥬®© ª à⨪¨
|
||
cmp ecx,ebx
|
||
jle @f
|
||
sub ecx,ebx
|
||
sub edx,ecx ;㬥ìè ¥¬ ¢ëá®âã ª®¯¨à㥬®© ª à⨪¨, ¢ á«ãç¥ ª®£¤ ® ¢ë« §¨â § ¨¦îî £à ¨æã
|
||
@@:
|
||
mov ebx,buf2d_w
|
||
mov ecx,ebx ;ecx ¨á¯®«ì§ã¥¬ ¤«ï ¢à¥¬¥ëå 楫¥©
|
||
imul ecx,[coord_y]
|
||
add ecx,[coord_x]
|
||
lea ecx,[ecx+ecx*2]
|
||
add ecx,buf2d_data
|
||
sub ebx,eax
|
||
mov edi,ecx ;edi 㪠§ â¥«ì ¤ ë¥ ¡ãä¥à , ªã¤ ¡ã¤¥â ¯à®¨§¢®¤¨âáï ª®¯¨à®¢ ¨¥
|
||
|
||
mov [right_bytes],0
|
||
mov ecx,[coord_x]
|
||
cmp ecx,ebx
|
||
jl @f
|
||
sub ecx,ebx
|
||
sub eax,ecx ;㪮à 稢 ¥¬ ª®¯¨à㥬ãî áâபã
|
||
add ebx,ecx ;㤫¨ï¥¬ áâப㠤«ï ᤢ¨£ £« ¢®© ª à⨪¨ ¡ãä¥à
|
||
lea ecx,[ecx+ecx*2] ;ecx - ç¨á«® ¡ ©â ¢ 1-© áâப¥ ª à⨪¨, ª®â®àë¥ ¢ë« §ïâ § ¯à ¢ãî áâ®à®ã
|
||
mov [right_bytes],ecx
|
||
@@:
|
||
|
||
lea eax,[eax+eax*2] ;ª®««¨ç¥á⢮ ¡ ©â ¢ 1-© áâப¥ ª®¯¨à㥬®© ª à⨪¨
|
||
lea ebx,[ebx+ebx*2] ;ª®««¨ç¥á⢮ ¡ ©â ¢ 1-© áâப¥ ¡ãä¥à ¬¨ãá ç¨á«® ¡ ©â ¢ 1-© áâப¥ ª®¯¨à㥬®© ª à⨪¨
|
||
|
||
cld
|
||
cmp [right_bytes],0
|
||
jg .copy_1
|
||
.copy_0: ;¯à®á⮥ ª®¯¨à®¢ ¨¥
|
||
mov ecx,eax
|
||
rep movsb
|
||
add edi,ebx
|
||
dec edx
|
||
cmp edx,0
|
||
jg .copy_0
|
||
jmp .copy_end
|
||
.copy_1: ;¥ ¯à®á⮥ ª®¯¨à®¢ ¨¥ (ª à⨪ ¢ë« §¨â § ¯à ¢ãî áâ®à®ã)
|
||
mov ecx,eax
|
||
rep movsb
|
||
add edi,ebx
|
||
add esi,[right_bytes] ;¤®¡ ¢«ï¥¬ ¡ ©âë, ª®â®àë¥ ¢ë« §ïâ § ¯à ¢ãî £à ¨æã
|
||
dec edx
|
||
cmp edx,0
|
||
jg .copy_1
|
||
jmp .copy_end
|
||
|
||
.sou32: ;¢ ¨áâ®ç¨ª¥ 32 ¡¨â ï ª à⨪
|
||
mov eax,buf2d_w
|
||
mov edx,buf2d_h ;¢ëá®â ª®¯¨à㥬®© ª à⨪¨
|
||
mov esi,buf2d_data ;¤ ë¥ ª®¯¨à㥬®© ª à⨪¨
|
||
|
||
mov edi,[buf_destination]
|
||
cmp buf2d_bits,24
|
||
jne .copy_end ;ä®à¬ â ¡ãä¥à ¥ ¯®®¤¥à¦¨¢ ¥âáï
|
||
mov ebx,[coord_x] ;¢ ebx ¢à¥¬¥® áâ ¢¨¬ ®âáâ㯠¨§®¡à ¦¥¨ï (¤«ï ¯à®¢¥àª¨)
|
||
cmp ebx,buf2d_w ;¯à®¢¥à塞 ¢« §¨â «¨ ¨§®¡à ¦¥¨¥ ¯® è¨à¨¥
|
||
jge .copy_end ;¥á«¨ ¨§®¡à ¦¥¨¥ ¯®«®áâìî ¢ë« §¨â § ¯à ¢ãî áâ®à®ã
|
||
mov ebx,buf2d_h ;ebx - ¢ëá®â ®á®¢®£® ¡ãä¥à
|
||
mov ecx,[coord_y]
|
||
cmp ecx,ebx
|
||
jge .copy_end ;¥á«¨ ª®®à¤¨ â 'y' ¡®«ìè¥ ¢ëá®âë ¡ãä¥à
|
||
add ecx,edx ;ecx - ¨¦ïï ª®®à¤¨ â ª®¯¨à㥬®© ª à⨪¨
|
||
cmp ecx,ebx
|
||
jle @f
|
||
sub ecx,ebx
|
||
sub edx,ecx ;㬥ìè ¥¬ ¢ëá®âã ª®¯¨à㥬®© ª à⨪¨, ¢ á«ãç¥ ª®£¤ ® ¢ë« §¨â § ¨¦îî £à ¨æã
|
||
@@:
|
||
mov ebx,buf2d_w
|
||
mov ecx,ebx ;ecx ¨á¯®«ì§ã¥¬ ¤«ï ¢à¥¬¥ëå 楫¥©
|
||
imul ecx,[coord_y]
|
||
add ecx,[coord_x]
|
||
lea ecx,[ecx+ecx*2]
|
||
add ecx,buf2d_data
|
||
sub ebx,eax
|
||
mov edi,ecx ;edi 㪠§ â¥«ì ¤ ë¥ ¡ãä¥à , ªã¤ ¡ã¤¥â ¯à®¨§¢®¤¨âáï ª®¯¨à®¢ ¨¥
|
||
|
||
mov [right_bytes],0
|
||
mov ecx,[coord_x]
|
||
cmp ecx,ebx
|
||
jl @f
|
||
sub ecx,ebx
|
||
sub eax,ecx ;㪮à 稢 ¥¬ ª®¯¨à㥬ãî áâபã
|
||
add ebx,ecx ;㤫¨ï¥¬ áâப㠤«ï ᤢ¨£ £« ¢®© ª à⨪¨ ¡ãä¥à
|
||
shl ecx,2 ;ecx - ç¨á«® ¡ ©â ¢ 1-© áâப¥ ª à⨪¨, ª®â®àë¥ ¢ë« §ïâ § ¯à ¢ãî áâ®à®ã
|
||
mov [right_bytes],ecx
|
||
@@:
|
||
|
||
;eax - ª®««¨ç¥á⢮ ¯¨ªá¥«¥© ¢ 1-© áâப¥ ª®¯¨à㥬®© ª à⨪¨
|
||
lea ebx,[ebx+ebx*2] ;ª®««¨ç¥á⢮ ¡ ©â ¢ 1-© áâப¥ ¡ãä¥à ¬¨ãá ç¨á«® ¡ ©â ¢ 1-© áâப¥ ª®¯¨à㥬®© ª à⨪¨
|
||
|
||
cld
|
||
cmp [right_bytes],0
|
||
jg .copy_3
|
||
.copy_2: ;¯à®á⮥ ª®¯¨à®¢ ¨¥
|
||
mov ecx,eax
|
||
@@:
|
||
movsw
|
||
movsb
|
||
inc esi
|
||
loop @b
|
||
add edi,ebx
|
||
dec edx
|
||
cmp edx,0
|
||
jg .copy_2
|
||
jmp .copy_end
|
||
.copy_3: ;¥ ¯à®á⮥ ª®¯¨à®¢ ¨¥ (ª à⨪ ¢ë« §¨â § ¯à ¢ãî áâ®à®ã)
|
||
mov ecx,eax
|
||
@@:
|
||
movsw
|
||
movsb
|
||
inc esi
|
||
loop @b
|
||
add edi,ebx
|
||
add esi,[right_bytes] ;¤®¡ ¢«ï¥¬ ¡ ©âë, ª®â®àë¥ ¢ë« §ïâ § ¯à ¢ãî £à ¨æã
|
||
dec edx
|
||
cmp edx,0
|
||
jg .copy_3
|
||
|
||
.copy_end:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;input:
|
||
; esi = pointer to color1 + transparent
|
||
; edi = pointer to background color2
|
||
;output:
|
||
; [edi] = combine color
|
||
align 4
|
||
combine_colors:
|
||
push ax bx cx dx
|
||
mov bx,0x00ff ;---get transparent---
|
||
mov cl,byte[esi+3] ;pro
|
||
xor ch,ch
|
||
sub bx,cx ;256-pro
|
||
;---blye---
|
||
xor ah,ah
|
||
mov al,byte[esi]
|
||
imul ax,bx
|
||
xor dh,dh
|
||
mov dl,byte[edi]
|
||
imul dx,cx
|
||
add ax,dx
|
||
mov byte[edi],ah
|
||
;---green---
|
||
xor ah,ah
|
||
mov al,byte[esi+1]
|
||
imul ax,bx
|
||
xor dh,dh
|
||
mov dl,byte[edi+1]
|
||
imul dx,cx
|
||
add ax,dx
|
||
mov byte[edi+1],ah
|
||
;---red---
|
||
xor ah,ah
|
||
mov al,byte[esi+2]
|
||
imul ax,bx
|
||
xor dh,dh
|
||
mov dl,byte[edi+2]
|
||
imul dx,cx
|
||
add ax,dx
|
||
mov byte[edi+2],ah
|
||
|
||
pop dx cx bx ax
|
||
ret
|
||
|
||
;äãªæ¨ï ª®¯¨àã¥â ¨§®¡à ¦¥¨¥ ¨§ ¡ãä¥à buf_source (32b) ¢ buf_destination (24b)
|
||
; 㪠§ë¢ îâáï ª®®à¤¨ âë ¢áâ ¢ª¨ ¡ãä¥à buf_source ®â®á¨â¥«ì® buf_destination
|
||
; ¯à¨ ª®¯¨à®¢ ¨¨ ãç¨âë¢ ¥âáï ¯à®§à ç®áâì
|
||
align 4
|
||
proc buf_bit_blt_transp, buf_destination:dword, coord_x:dword, coord_y:dword, buf_source:dword
|
||
locals
|
||
right_bytes dd ?
|
||
endl
|
||
pushad
|
||
|
||
mov edi,[buf_source]
|
||
cmp buf2d_bits,32
|
||
jne .copy_end ;ä®à¬ â ¡ãä¥à ¥ ¯®®¤¥à¦¨¢ ¥âáï
|
||
mov eax,buf2d_w
|
||
mov edx,buf2d_h ;¢ëá®â ª®¯¨à㥬®© ª à⨪¨
|
||
mov esi,buf2d_data ;¤ ë¥ ª®¯¨à㥬®© ª à⨪¨
|
||
|
||
mov edi,[buf_destination]
|
||
cmp buf2d_bits,24
|
||
jne .copy_end ;ä®à¬ â ¡ãä¥à ¥ ¯®®¤¥à¦¨¢ ¥âáï
|
||
mov ebx,buf2d_h ;ebx - ¢ëá®â ®á®¢®£® ¡ãä¥à
|
||
mov ecx,[coord_y]
|
||
cmp ecx,ebx
|
||
jge .copy_end ;¥á«¨ ª®®à¤¨ â 'y' ¡®«ìè¥ ¢ëá®âë ¡ãä¥à
|
||
add ecx,edx ;ecx - ¨¦ïï ª®®à¤¨ â ª®¯¨à㥬®© ª à⨪¨
|
||
cmp ecx,ebx
|
||
jle @f
|
||
sub ecx,ebx
|
||
sub edx,ecx ;㬥ìè ¥¬ ¢ëá®âã ª®¯¨à㥬®© ª à⨪¨, ¢ á«ãç¥ ª®£¤ ® ¢ë« §¨â § ¨¦îî £à ¨æã
|
||
@@:
|
||
mov ebx,buf2d_w
|
||
mov ecx,ebx ;ecx ¨á¯®«ì§ã¥¬ ¤«ï ¢à¥¬¥ëå 楫¥©
|
||
imul ecx,[coord_y]
|
||
add ecx,[coord_x]
|
||
lea ecx,[ecx+ecx*2]
|
||
add ecx,buf2d_data
|
||
sub ebx,eax
|
||
mov edi,ecx ;edi 㪠§ â¥«ì ¤ ë¥ ¡ãä¥à , ªã¤ ¡ã¤¥â ¯à®¨§¢®¤¨âáï ª®¯¨à®¢ ¨¥
|
||
|
||
mov [right_bytes],0
|
||
mov ecx,[coord_x]
|
||
cmp ecx,ebx
|
||
jl @f
|
||
sub ecx,ebx
|
||
sub eax,ecx ;㪮à 稢 ¥¬ ª®¯¨à㥬ãî áâபã
|
||
add ebx,ecx ;㤫¨ï¥¬ áâப㠤«ï ᤢ¨£ £« ¢®© ª à⨪¨ ¡ãä¥à
|
||
shl ecx,2 ;ecx - ç¨á«® ¡ ©â ¢ 1-© áâப¥ ª à⨪¨, ª®â®àë¥ ¢ë« §ïâ § ¯à ¢ãî áâ®à®ã
|
||
mov [right_bytes],ecx
|
||
@@:
|
||
|
||
lea ebx,[ebx+ebx*2] ;ª®««¨ç¥á⢮ ¡ ©â ¢ 1-© áâப¥ ¡ãä¥à ¬¨ãá ç¨á«® ¡ ©â ¢ 1-© áâப¥ ª®¯¨à㥬®© ª à⨪¨
|
||
|
||
cld
|
||
cmp [right_bytes],0
|
||
jg .copy_1
|
||
.copy_0: ;¯à®á⮥ ª®¯¨à®¢ ¨¥
|
||
mov ecx,eax
|
||
@@:
|
||
call combine_colors
|
||
add edi,3
|
||
add esi,4
|
||
loop @b
|
||
add edi,ebx
|
||
dec edx
|
||
cmp edx,0
|
||
jg .copy_0
|
||
jmp .copy_end
|
||
.copy_1: ;¥ ¯à®á⮥ ª®¯¨à®¢ ¨¥ (ª à⨪ ¢ë« §¨â § ¯à ¢ãî áâ®à®ã)
|
||
mov ecx,eax
|
||
@@:
|
||
call combine_colors
|
||
add edi,3
|
||
add esi,4
|
||
loop @b
|
||
add edi,ebx
|
||
add esi,[right_bytes] ;¤®¡ ¢«ï¥¬ ¡ ©âë, ª®â®àë¥ ¢ë« §ïâ § ¯à ¢ãî £à ¨æã
|
||
dec edx
|
||
cmp edx,0
|
||
jg .copy_1
|
||
|
||
.copy_end:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;input:
|
||
; ebx - color1
|
||
; esi = pointer to transparent
|
||
; edi = pointer to background color2
|
||
;output:
|
||
; [edi] = combine color
|
||
align 4
|
||
combine_colors_2:
|
||
push ax ebx cx dx si
|
||
mov cl,byte[esi] ;pro
|
||
xor ch,ch
|
||
mov si,0x00ff ;---get transparent---
|
||
sub si,cx ;256-pro
|
||
|
||
;---blye---
|
||
mov al,bl
|
||
xor ah,ah
|
||
shr ebx,8
|
||
imul ax,si
|
||
xor dh,dh
|
||
mov dl,byte[edi]
|
||
imul dx,cx
|
||
add ax,dx
|
||
mov byte[edi],ah
|
||
;---green---
|
||
mov al,bl
|
||
xor ah,ah
|
||
shr ebx,8
|
||
imul ax,si
|
||
xor dh,dh
|
||
mov dl,byte[edi+1]
|
||
imul dx,cx
|
||
add ax,dx
|
||
mov byte[edi+1],ah
|
||
;---red---
|
||
mov al,bl
|
||
xor ah,ah
|
||
imul ax,si
|
||
xor dh,dh
|
||
mov dl,byte[edi+2]
|
||
imul dx,cx
|
||
add ax,dx
|
||
mov byte[edi+2],ah
|
||
|
||
pop si dx cx ebx ax
|
||
ret
|
||
|
||
;äãªæ¨ï ª®¯¨àã¥â ¨§®¡à ¦¥¨¥ ¨§ ¡ãä¥à buf_source (8b) ¢ buf_destination (24b)
|
||
; 㪠§ë¢ îâáï ª®®à¤¨ âë ¢áâ ¢ª¨ ¡ãä¥à buf_source ®â®á¨â¥«ì® buf_destination
|
||
align 4
|
||
proc buf_bit_blt_alpha, buf_destination:dword, coord_x:dword, coord_y:dword, buf_source:dword, color:dword
|
||
locals
|
||
right_bytes dd ?
|
||
dest_w_bytes dd ? ;ª®««¨ç¥á⢮ ¡ ©â ¢ ¡ãä¥à¥ ¯à¨¥¬¨ª¥ ¯® è¨à¨¥ - è¨à¨ ¢áâ ¢«ï¥¬®© ª à⨪¨
|
||
endl
|
||
pushad
|
||
|
||
mov edi,[buf_source]
|
||
cmp buf2d_bits,8
|
||
jne .error1 ;ä®à¬ â ¡ãä¥à ¥ ¯®®¤¥à¦¨¢ ¥âáï
|
||
mov eax,buf2d_w
|
||
mov edx,buf2d_h ;¢ëá®â ª®¯¨à㥬®© ª à⨪¨
|
||
mov esi,buf2d_data ;¤ ë¥ ª®¯¨à㥬®© ª à⨪¨
|
||
|
||
mov edi,[buf_destination]
|
||
cmp buf2d_bits,24
|
||
jne .error2 ;ä®à¬ â ¡ãä¥à ¥ ¯®®¤¥à¦¨¢ ¥âáï
|
||
mov ebx,[coord_x] ;¢ ebx ¢à¥¬¥® áâ ¢¨¬ ®âáâ㯠¨§®¡à ¦¥¨ï (¤«ï ¯à®¢¥àª¨)
|
||
cmp ebx,buf2d_w ;¯à®¢¥à塞 ¢« §¨â «¨ ¨§®¡à ¦¥¨¥ ¯® è¨à¨¥
|
||
jge .copy_end ;¥á«¨ ¨§®¡à ¦¥¨¥ ¯®«®áâìî ¢ë« §¨â § ¯à ¢ãî áâ®à®ã
|
||
mov ebx,buf2d_h ;ebx - ¢ëá®â ®á®¢®£® ¡ãä¥à
|
||
mov ecx,[coord_y]
|
||
cmp ecx,ebx
|
||
jge .copy_end ;¥á«¨ ª®®à¤¨ â 'y' ¡®«ìè¥ ¢ëá®âë ¡ãä¥à
|
||
add ecx,edx ;ecx - ¨¦ïï ª®®à¤¨ â ª®¯¨à㥬®© ª à⨪¨
|
||
cmp ecx,ebx
|
||
jle @f
|
||
sub ecx,ebx
|
||
sub edx,ecx ;㬥ìè ¥¬ ¢ëá®âã ª®¯¨à㥬®© ª à⨪¨, ¢ á«ãç¥ ª®£¤ ® ¢ë« §¨â § ¨¦îî £à ¨æã
|
||
@@:
|
||
mov ebx,buf2d_w
|
||
mov ecx,ebx ;ecx ¨á¯®«ì§ã¥¬ ¤«ï ¢à¥¬¥ëå 楫¥©
|
||
imul ecx,[coord_y]
|
||
add ecx,[coord_x]
|
||
lea ecx,[ecx+ecx*2]
|
||
add ecx,buf2d_data
|
||
sub ebx,eax
|
||
mov edi,ecx ;edi 㪠§ â¥«ì ¤ ë¥ ¡ãä¥à , ªã¤ ¡ã¤¥â ¯à®¨§¢®¤¨âáï ª®¯¨à®¢ ¨¥
|
||
|
||
mov [right_bytes],0
|
||
mov ecx,[coord_x]
|
||
cmp ecx,ebx
|
||
jl @f
|
||
sub ecx,ebx
|
||
sub eax,ecx ;㪮à 稢 ¥¬ ª®¯¨à㥬ãî áâபã
|
||
add ebx,ecx ;㤫¨ï¥¬ áâப㠤«ï ᤢ¨£ £« ¢®© ª à⨪¨ ¡ãä¥à
|
||
;ecx - ç¨á«® ¯¨ªá¥«¥© ¢ 1-© áâப¥ ª à⨪¨, ª®â®àë¥ ¢ë« §ïâ § ¯à ¢ãî áâ®à®ã
|
||
mov [right_bytes],ecx
|
||
@@:
|
||
|
||
lea ebx,[ebx+ebx*2] ;ª®««¨ç¥á⢮ ¡ ©â ¢ 1-© áâப¥ ¡ãä¥à ¬¨ãá ç¨á«® ¡ ©â ¢ 1-© áâப¥ ª®¯¨à㥬®© ª à⨪¨
|
||
mov [dest_w_bytes],ebx
|
||
mov ebx,[color]
|
||
|
||
cld
|
||
cmp [right_bytes],0
|
||
jg .copy_1
|
||
.copy_0: ;¯à®á⮥ ª®¯¨à®¢ ¨¥
|
||
mov ecx,eax
|
||
@@:
|
||
call combine_colors_2
|
||
add edi,3
|
||
inc esi
|
||
loop @b
|
||
add edi,[dest_w_bytes]
|
||
dec edx
|
||
cmp edx,0
|
||
jg .copy_0
|
||
jmp .copy_end
|
||
.copy_1: ;¥ ¯à®á⮥ ª®¯¨à®¢ ¨¥ (ª à⨪ ¢ë« §¨â § ¯à ¢ãî áâ®à®ã)
|
||
mov ecx,eax
|
||
@@:
|
||
call combine_colors_2
|
||
add edi,3
|
||
inc esi
|
||
loop @b
|
||
add edi,[dest_w_bytes]
|
||
add esi,[right_bytes] ;¤®¡ ¢«ï¥¬ ¡ ©âë, ª®â®àë¥ ¢ë« §ïâ § ¯à ¢ãî £à ¨æã
|
||
dec edx
|
||
cmp edx,0
|
||
jg .copy_1
|
||
|
||
jmp .copy_end
|
||
.error1:
|
||
stdcall print_err,sz_buf2d_bit_blt_alpha,txt_err_n8b
|
||
jmp .copy_end
|
||
.error2:
|
||
stdcall print_err,sz_buf2d_bit_blt_alpha,txt_err_n24b
|
||
.copy_end:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;¯à¥®¡à §®¢ ¨¥ 8-¡¨â®£® ¡ãä¥à à §¬¥à®¬ 16*16 ¢ à §¬¥à 1*256 ᨬ¢®«®¢
|
||
align 4
|
||
proc buf_convert_text_matrix, buf_struc:dword
|
||
locals
|
||
tmp_mem dd ?
|
||
c1 dw ?
|
||
c2 dd ?
|
||
c3 dw ?
|
||
endl
|
||
pushad
|
||
mov edi,dword[buf_struc]
|
||
cmp buf2d_bits,8
|
||
jne .error
|
||
mov ecx,buf2d_h
|
||
mov ebx,ecx
|
||
shr ebx,4 ;¯à¥¤¯®« £ ¥¬ çâ® ¢ ¡ãä¥à¥ 16 áâப á ᨬ¢®« ¬¨, ¯®â®¬ã ¤¥«¨¬ 2^4
|
||
mov edx,buf2d_w
|
||
imul ecx,edx ;ecx = size 8 b
|
||
invoke mem.alloc,ecx ;¢ë¤¥«ï¥¬ ¢à¥¬¥ãî ¯ ¬ïâì
|
||
mov [tmp_mem],eax ;eax - new memory
|
||
|
||
shr edx,4 ;¯à¥¤¯®« £ ¥¬ çâ® ¢ ¡ãä¥à¥ 16 ª®«®®ª á ᨬ¢®« ¬¨, ¯®â®¬ã ¤¥«¨¬ 2^4
|
||
mov eax,ebx
|
||
imul ebx,edx ;¢ëç¨á«ï¥¬ ª®®«¨ç¥á⢮ ¯¨ªá¥«¥© 1 ᨬ¢®«
|
||
;eax = bhe - ¢ëá®â ¡ãª¢ë
|
||
;ebx = bwi*bhe - ª®««¨ç¥á⢮ ¯¨ªá¥«¥© ¢ 1-© ¡ãª¢¥
|
||
;edx = bwi - è¨à¨ ¡ãª¢ë
|
||
;ecx,esi,edi - ¨á¯®«ì§ãîâáï ¢ 横«¥ .c_0
|
||
shr buf2d_w,4
|
||
shl buf2d_h,4 ;¯à¥®¡à §®¢ë¢ ¥¬ à §¬¥àë ¡ãä¥à
|
||
|
||
cld
|
||
mov esi,buf2d_data
|
||
mov edi,[tmp_mem]
|
||
mov word[c3],16
|
||
.c_3:
|
||
mov dword[c2],eax
|
||
.c_2:
|
||
mov word[c1],16
|
||
.c_1:
|
||
mov ecx,edx ;.c_0:
|
||
rep movsb
|
||
add edi,ebx
|
||
sub edi,edx ;edi+=(bwi*bhe-bwi)
|
||
dec word[c1]
|
||
cmp word[c1],0
|
||
jg .c_1
|
||
add edi,edx
|
||
shl ebx,4
|
||
sub edi,ebx ;edi-=(16*bwi*bhe-bwi)
|
||
shr ebx,4
|
||
dec dword[c2]
|
||
cmp dword[c2],0
|
||
jg .c_2
|
||
sub edi,ebx
|
||
shl ebx,4
|
||
add edi,ebx ;edi+=(15*bwi*bhe)
|
||
shr ebx,4
|
||
dec word[c3]
|
||
cmp word[c3],0
|
||
jg .c_3
|
||
|
||
mov edi,dword[buf_struc] ;ª®¯¨à®¢ ¨¥ ®¢®© ¬ âà¨æë ¢ ®á®¢®© ¡ãä¥à
|
||
mov edi,buf2d_data
|
||
mov esi,[tmp_mem]
|
||
mov ecx,ebx
|
||
shl ecx,8
|
||
rep movsb
|
||
invoke mem.free,[tmp_mem] ;ç¨á⨬ ¢à¥¬¥ãî ¯ ¬ïâì
|
||
jmp .end_conv
|
||
.error:
|
||
stdcall print_err,sz_buf2d_convert_text_matrix,txt_err_n8b
|
||
.end_conv:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
align 4
|
||
buf_s_matr buf_2d_header ? ;«®ª «ì ï ¬ âà¨æ ᨬ¢®«
|
||
|
||
align 4
|
||
proc buf_draw_text, buf_struc:dword, buf_t_matr:dword, text:dword, coord_x:dword, coord_y:dword, color:dword
|
||
locals
|
||
buf_t_matr_offs dd ?
|
||
endl
|
||
pushad
|
||
mov edi,dword[buf_struc]
|
||
cmp buf2d_bits,24
|
||
jne .error2
|
||
mov edi,dword[buf_t_matr]
|
||
cmp buf2d_bits,8
|
||
jne .error1
|
||
mov edx,buf2d_data
|
||
mov [buf_t_matr_offs],edx
|
||
mov ecx,BUF_STRUCT_SIZE ;ª®¯¨à㥬 áâàãªâãàã ⥪á⮢®© ¬ âà¨æë
|
||
mov esi,edi
|
||
lea edi,[buf_s_matr]
|
||
cld
|
||
rep movsb
|
||
lea edi,[buf_s_matr]
|
||
shr buf2d_h,8 ;¤¥«¨¬ ¢ëá®âã ᨬ¢®«ì®£® ¡ãä¥à 256, ¤«ï 宦¤¥¨ï ¢ëá®âë 1-£® ᨬ¢®«
|
||
mov ebx,buf2d_h ;¡¥à¥¬ ¢ëá®âã ᨬ¢®«
|
||
mov ecx,buf2d_w ;¡¥à¥¬ è¨à¨ã ᨬ¢®«
|
||
|
||
mov eax,[coord_x]
|
||
mov esi,[text]
|
||
cmp byte[esi],0
|
||
je .end_draw ;¥á«¨ ¯ãáâ ï áâப
|
||
@@:
|
||
xor edx,edx
|
||
mov dl,byte[esi] ;¡¥à¥¬ ª®¤ ᨬ¢®«
|
||
imul edx,ebx ;㬮¦ ¥¬ ¥£® ¢ëá®âã ᨬ¢®«
|
||
imul edx,ecx ;㬮¦ ¥¬ è¨à¨ã ᨬ¢®«
|
||
add edx,[buf_t_matr_offs] ;¯à¨¡ ¢«ï¥¬ ᬥ饨¥ 0-£® ᨬ¢®« , â. ¥. ¯®«ãç ¥âáï ᬥ饨¥ ¢ë¢®¤¨¬®£® ᨬ¢®«
|
||
mov buf2d_data,edx ;¢ «®ª «ìë© ¡ãä¥à ᨬ¢®« , áâ ¢¨¬ 㪠§ ⥫ì ã¦ë© ᨬ¢®« ¨§ ¡ãä¥à buf_t_matr
|
||
stdcall buf_bit_blt_alpha, [buf_struc], eax,[coord_y], edi,[color]
|
||
add eax,ecx
|
||
.new_s:
|
||
inc esi
|
||
cmp byte[esi],13
|
||
jne .no_13
|
||
mov eax,[coord_x]
|
||
add [coord_y],ebx
|
||
jmp .new_s
|
||
.no_13:
|
||
cmp byte[esi],0
|
||
jne @b
|
||
jmp .end_draw
|
||
.error1:
|
||
stdcall print_err,sz_buf2d_draw_text,txt_err_n8b
|
||
jmp .end_draw
|
||
.error2:
|
||
stdcall print_err,sz_buf2d_draw_text,txt_err_n24b
|
||
.end_draw:
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
align 4
|
||
proc print_err, fun:dword, mes:dword ;¢ë¢®¤¨¬ á®®¡é¥¨¥ ®¡ 訡ª¥ ¤®áªã ®â« ¤ª¨
|
||
pushad
|
||
mov eax,63
|
||
mov ebx,1
|
||
|
||
mov esi,[fun]
|
||
@@:
|
||
mov cl,byte[esi]
|
||
int 0x40
|
||
inc esi
|
||
cmp byte[esi],0
|
||
jne @b
|
||
mov cl,':'
|
||
int 0x40
|
||
mov cl,' '
|
||
int 0x40
|
||
mov esi,[mes]
|
||
@@:
|
||
mov cl,byte[esi]
|
||
int 0x40
|
||
inc esi
|
||
cmp byte[esi],0
|
||
jne @b
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
;input:
|
||
; ebp+8 = p0
|
||
; ebp+12 = p1
|
||
align 4
|
||
line_len4i:
|
||
push ebp
|
||
mov ebp,esp
|
||
finit
|
||
fild word [ebp+8]
|
||
fisub word [ebp+12]
|
||
fmul st0,st0 ;st0=x^2
|
||
fild word [ebp+10]
|
||
fisub word [ebp+14]
|
||
fmul st0,st0 ;st0=y^2
|
||
fadd st0,st1
|
||
fsqrt
|
||
fstp dword [ebp+12]
|
||
pop ebp
|
||
ret 4 ;8
|
||
|
||
align 4
|
||
proc buf_cruve_bezier, buffer:dword, coord_p0:dword,coord_p1:dword,coord_p2:dword, color:dword
|
||
locals
|
||
delt_t dd ?
|
||
opr_param dd ?
|
||
v_poi_0 dd ?
|
||
endl
|
||
pushad
|
||
|
||
;float t, xt,yt;
|
||
;for(t=.0;t<1.;t+=.005){
|
||
; xt=pow(1.-t,2)*x0+2*t*(1.-t)*x1+pow(t,2)*x2;
|
||
; yt=pow(1.-t,2)*y0+2*t*(1.-t)*y1+pow(t,2)*y2;
|
||
; dc.SetPixel(xt,yt,255L);
|
||
;}
|
||
|
||
mov edx,[color] ;set cruve color
|
||
mov edi,[buffer]
|
||
xor ebx,ebx
|
||
xor ecx,ecx
|
||
|
||
finit
|
||
|
||
; calculate delta t
|
||
stdcall line_len4i, dword[coord_p1],dword[coord_p0]
|
||
fadd dword[esp]
|
||
add esp,4 ;pop ...
|
||
|
||
stdcall line_len4i, dword[coord_p2],dword[coord_p1]
|
||
fadd dword[esp]
|
||
add esp,4 ;pop ...
|
||
|
||
fadd st0,st0 ; len*=2
|
||
ftst
|
||
fstsw ax
|
||
|
||
fld1
|
||
sahf
|
||
jle @f ;¨§¡¥£ ¥¬ ¤¥«¥¨ï 0
|
||
fdiv st0,st1
|
||
@@:
|
||
fstp dword[delt_t]
|
||
|
||
finit
|
||
|
||
;fild word[coord_p2+2] ;y2
|
||
fild word[coord_p1+2] ;y1
|
||
fild word[coord_p0+2] ;y0
|
||
fild word[coord_p2] ;x2
|
||
fild word[coord_p1] ;x1
|
||
fild word[coord_p0] ;x0
|
||
fld dword[delt_t]
|
||
fldz ;t=.0
|
||
|
||
@@:
|
||
fld1
|
||
fsub st0,st1 ;1.-t
|
||
fmul st0,st0 ;pow(1.-t,2)
|
||
fmul st0,st3 ;...*x0
|
||
fstp dword[opr_param]
|
||
|
||
fld1
|
||
fsub st0,st1 ;1.-t
|
||
fmul st0,st1 ;(1.-t)*t
|
||
fadd st0,st0
|
||
fmul st0,st4 ;...*x1
|
||
mov esi,dword[opr_param]
|
||
fstp dword[opr_param]
|
||
|
||
fldz
|
||
fadd st0,st1 ;0+t
|
||
fmul st0,st0 ;t*t
|
||
fmul st0,st5 ;...*x2
|
||
|
||
fadd dword[opr_param]
|
||
mov dword[opr_param],esi
|
||
fadd dword[opr_param]
|
||
fistp word[v_poi_0] ;x
|
||
|
||
fld1
|
||
fsub st0,st1 ;1.-t
|
||
fmul st0,st0 ;pow(1.-t,2)
|
||
fmul st0,st6 ;...*y0
|
||
fstp dword[opr_param]
|
||
|
||
fld1
|
||
fsub st0,st1 ;1.-t
|
||
fmul st0,st1 ;(1.-t)*t
|
||
fadd st0,st0
|
||
fmul st0,st7 ;...*y1
|
||
mov esi,dword[opr_param]
|
||
fstp dword[opr_param]
|
||
|
||
fldz
|
||
fadd st0,st1 ;0+t
|
||
fmul st0,st0 ;t*t
|
||
fimul word[coord_p2+2] ;...*y2
|
||
|
||
fadd dword[opr_param]
|
||
mov dword[opr_param],esi
|
||
fadd dword[opr_param]
|
||
fistp word[v_poi_0+2] ;y
|
||
|
||
mov eax,1
|
||
mov bx,word[v_poi_0+2]
|
||
mov cx,word[v_poi_0]
|
||
call draw_pixel
|
||
|
||
fadd st0,st1 ;t+dt
|
||
|
||
fld1
|
||
fcomp
|
||
fstsw ax
|
||
sahf
|
||
jae @b
|
||
|
||
popad
|
||
ret
|
||
endp
|
||
|
||
txt_err_n8b db 'need buffer 8 bit',13,10,0
|
||
txt_err_n24b db 'need buffer 24 bit',13,10,0
|
||
|
||
align 16
|
||
EXPORTS:
|
||
dd sz_lib_init, lib_init
|
||
dd sz_buf2d_create, buf_create
|
||
dd sz_buf2d_create_f_img, buf_create_f_img
|
||
dd sz_buf2d_clear, buf_clear
|
||
dd sz_buf2d_draw, buf_draw_buf
|
||
dd sz_buf2d_delete, buf_delete
|
||
dd sz_buf2d_line, buf_line_brs
|
||
dd sz_buf2d_rect_by_size, buf_rect_by_size
|
||
dd sz_buf2d_filled_rect_by_size, buf_filled_rect_by_size
|
||
dd sz_buf2d_circle, buf_circle
|
||
dd sz_buf2d_img_hdiv2, buf_img_hdiv2
|
||
dd sz_buf2d_img_wdiv2, buf_img_wdiv2
|
||
dd sz_buf2d_conv_24_to_8, buf_conv_24_to_8
|
||
dd sz_buf2d_conv_24_to_32, buf_conv_24_to_32
|
||
dd sz_buf2d_bit_blt, buf_bit_blt
|
||
dd sz_buf2d_bit_blt_transp, buf_bit_blt_transp
|
||
dd sz_buf2d_bit_blt_alpha, buf_bit_blt_alpha
|
||
dd sz_buf2d_cruve_bezier, buf_cruve_bezier
|
||
dd sz_buf2d_convert_text_matrix, buf_convert_text_matrix
|
||
dd sz_buf2d_draw_text, buf_draw_text
|
||
dd sz_buf2d_crop_color, buf_crop_color
|
||
dd sz_buf2d_offset_h, buf_offset_h
|
||
dd sz_buf2d_flood_fill, buf_flood_fill
|
||
dd 0,0
|
||
sz_lib_init db 'lib_init',0
|
||
sz_buf2d_create db 'buf2d_create',0
|
||
sz_buf2d_create_f_img db 'buf2d_create_f_img',0
|
||
sz_buf2d_clear db 'buf2d_clear',0 ;®ç¨á⪠¡ãä¥à 㪠§ ë¬ æ¢¥â®¬
|
||
sz_buf2d_draw db 'buf2d_draw',0
|
||
sz_buf2d_delete db 'buf2d_delete',0
|
||
sz_buf2d_line db 'buf2d_line',0 ;à¨á®¢ ¨¥ «¨¨¨
|
||
sz_buf2d_rect_by_size db 'buf2d_rect_by_size',0 ;à¨á®¢ ¨¥ à ¬ª¨ ¯àאַ㣮«ì¨ª , 2-ï ª®®à¤¨ â § ¤ ¯® à §¬¥àã
|
||
sz_buf2d_filled_rect_by_size db 'buf2d_filled_rect_by_size',0 ;à¨á®¢ ¨¥ § «¨â®£® ¯àאַ㣮«ì¨ª , 2-ï ª®®à¤¨ â § ¤ ¯® à §¬¥àã
|
||
sz_buf2d_circle db 'buf2d_circle',0 ;à¨á®¢ ¨¥ ®ªà㦮áâ¨
|
||
sz_buf2d_img_hdiv2 db 'buf2d_img_hdiv2',0 ;ᦠ⨥ ¨§®¡à ¦¥¨ï ¯® ¢ëá®â¥ ¢ 2 à § (à §¬¥à ¡ãä¥à ¥ ¬¥ï¥âáï)
|
||
sz_buf2d_img_wdiv2 db 'buf2d_img_wdiv2',0 ;ᦠ⨥ ¨§®¡à ¦¥¨ï ¯® è¨à¨¥ ¢ 2 à § (à §¬¥à ¡ãä¥à ¥ ¬¥ï¥âáï)
|
||
sz_buf2d_conv_24_to_8 db 'buf2d_conv_24_to_8',0
|
||
sz_buf2d_conv_24_to_32 db 'buf2d_conv_24_to_32',0
|
||
sz_buf2d_bit_blt db 'buf2d_bit_blt',0
|
||
sz_buf2d_bit_blt_transp db 'buf2d_bit_blt_transp',0
|
||
sz_buf2d_bit_blt_alpha db 'buf2d_bit_blt_alpha',0
|
||
sz_buf2d_cruve_bezier db 'buf2d_cruve_bezier',0
|
||
sz_buf2d_convert_text_matrix db 'buf2d_convert_text_matrix',0
|
||
sz_buf2d_draw_text db 'buf2d_draw_text',0
|
||
sz_buf2d_crop_color db 'buf2d_crop_color',0
|
||
sz_buf2d_offset_h db 'buf2d_offset_h',0
|
||
sz_buf2d_flood_fill db 'buf2d_flood_fill',0
|
||
|