forked from KolibriOS/kolibrios
836 lines
20 KiB
PHP
836 lines
20 KiB
PHP
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; ;;
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;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
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;; Distributed under terms of the GNU General Public License ;;
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;; ;;
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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$Revision$
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dtext:
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; edx -> string
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; esi = number of characters
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; ebx = output coordinates XXXXYYYY h
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; ecx = char color and flags flRRGGBB h
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; fl = ZBFFRSSS b
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; Z=1: edx -> zero terminated string, esi = ?
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; B=1: fill background with color eax
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; R=1: edi -> user area for redirect
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; FF=3: UTF-8 8x16, FF=2: UTF-16LE 8x16
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; FF=1: cp866 8x16, FF=0: cp866 6x9
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; SSS = (font multiplier)-1
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; edi=1: force output
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and eax, 0xFFFFFF
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bt ecx, 30
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jc @f
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xor eax, eax
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dec eax
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@@:
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pushd 0 0 0 eax
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movsx eax, bx
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sar ebx, 16
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push eax ebx edi
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bt ecx, 27
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jc .redirect
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mov ebp, [_display.width]
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xor edi, edi
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jmp @f
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.ret:
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add esp, 28
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ret
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.redirect:
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mov ebp, [edi]
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add edi, 8
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@@:
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shl ebp, 2
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imul eax, ebp
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shl ebx, 2
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add eax, ebx
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js .ret
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add edi, eax
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mov eax, ecx
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mov ebx, ecx
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test ecx, ecx
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jns @f
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mov esi, 256
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@@:
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shr ecx, 24
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and cl, 7
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inc ecx
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push ebp ecx esi
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mov esi, edx
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or eax, 0xFF000000
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bt ebx, 27
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jc .bufferReady
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mov eax, 9
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test ebx, 0x30000000
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jz @f
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add eax, 7
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@@:
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imul eax, ecx
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mov [esp+32], eax
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imul ebp, eax
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stdcall kernel_alloc, ebp
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mov ecx, ebp
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shr ecx, 2
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mov [esp+36], eax
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sub edi, eax
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mov edx, eax
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mov eax, [esp+24]
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cmp eax, -1
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jnz @f
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mov [esp+28], edi
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@@:
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mov edi, edx
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rep stosd
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mov edi, edx
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mov eax, ebx
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and eax, 0xFFFFFF
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.bufferReady:
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mov ebp, eax
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xor edx, edx
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bt ebx, 29
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jc @f
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bt ebx, 28
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jc .draw866toUni
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jmp .draw866
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@@:
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bt ebx, 28
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jc .drawUTF8
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; ebp = font color
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; esi -> string
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; edi -> buffer
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; Stack map:
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; char counter +0
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fontMultiplier = 4
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widthX = 8
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; edi +12
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; X +16
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; Y +20
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; background +24
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deltaToScreen = 28
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; temp buffer height +32
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; temp buffer pointer +36
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.drawUTF16:
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dec dword [esp]
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js .done
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movzx ebx, word [esi]
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test ebx, ebx
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jz .done
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inc esi
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inc esi
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cmp bx, 1419
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jc @f
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xor ebx, ebx
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@@:
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pushd esi edi 16
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shl ebx, 4
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add ebx, fontUni
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mov esi, [esp+12+fontMultiplier]
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call drawChar
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imul esi, 8*4
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pop edi
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pop edi
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add edi, esi
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pop esi
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jmp .drawUTF16
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.drawUTF8:
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dec dword [esp]
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js .done
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@@:
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movzx ebx, byte [esi]
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inc esi
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test bl, bl
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jz .done
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jns .valid
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shl bx, 10
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jnc @b
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mov bl, [esi]
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test bl, bl
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jns @b
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shl bl, 2
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jc @b
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shr bh, 2
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shr bx, 2
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inc esi
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cmp bx, 1419
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jc .valid
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shl bh, 4
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jns @f
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.tail:
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mov bl, [esi]
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shl bl, 1
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jnc @b
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js @b
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inc esi
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shl bh, 1
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js .tail
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@@:
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xor ebx, ebx
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.valid:
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pushd esi edi 16
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shl ebx, 4
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add ebx, fontUni
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mov esi, [esp+12+fontMultiplier]
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call drawChar
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imul esi, 8*4
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pop edi
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pop edi
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add edi, esi
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pop esi
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jmp .drawUTF8
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.draw866:
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dec dword [esp]
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js .done
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movzx ebx, byte [esi]
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test ebx, ebx
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jz .done
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inc esi
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pushd esi edi 9
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lea ebx, [ebx*8+ebx+font1]
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mov esi, [esp+12+fontMultiplier]
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call drawChar
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imul esi, 6*4
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pop edi
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pop edi
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add edi, esi
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pop esi
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jmp .draw866
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.draw866toUni:
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dec dword [esp]
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js .done
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movzx eax, byte [esi]
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test eax, eax
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jz .done
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call ansi2uni_char
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shl eax, 4
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lea ebx, [eax+fontUni]
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inc esi
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pushd esi edi 16
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mov esi, [esp+12+fontMultiplier]
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call drawChar
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imul esi, 8*4
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pop edi
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pop edi
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add edi, esi
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pop esi
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jmp .draw866toUni
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.done:
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mov ecx, edi
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pop eax eax eax esi edx ebx ebp ebp ebp
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mov edi, [esp]
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test edi, edi
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jnz @f
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pop eax
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ret
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@@: ; redraw from buffer to screen
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push eax
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sub ecx, edi
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shr ecx, 2
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add edx, ecx
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inc ecx
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push ecx
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push edi
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.drawPicture:
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mov eax, -1
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repz scasd
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jcxz @f
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mov eax, edx
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sub eax, ecx
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push ecx
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mov ecx, [edi-4]
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xchg esi, edi
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call __sys_putpixel
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xchg esi, edi
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pop ecx
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jmp .drawPicture
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@@:
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pop edi
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mov ecx, [esp]
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add edi, [esp+4]
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inc ebx
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push edi
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dec ebp
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jnz .drawPicture
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add esp, 12
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call kernel_free
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ret
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; scaling/smoothing algorithm
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drawChar:
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; ebp = font color
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; esi = font multiplier
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; edi -> buffer
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; ebx -> char data
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mov dl, [ebx]
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.raw:
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bsf eax, edx
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jz .nextRaw
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imul eax, esi
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shl eax, 2
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push edi
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add edi, eax
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mov ecx, esi
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dec esi
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jnz .square
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mov [edi], ebp
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inc esi
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cmp [fontSmoothing], 0
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jz .nextPixel
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.checkLeftSM: ; smoothing
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bsf eax, edx
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dec eax
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js .checkRightSM
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bt [ebx], eax
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jc .checkRightSM
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dec eax
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js .checkLeftDownSM
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bt [ebx], eax
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jc .checkRightSM
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.checkLeftDownSM:
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inc eax
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bt [ebx+1], eax
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jnc .checkLeftUpSM
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inc eax
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bt [ebx+1], eax
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jnc @f
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bt [ebx-1], eax
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jc .checkRightSM
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dec eax
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dec eax
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js @f
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bt [ebx+1], eax
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jnc @f
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inc eax
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.checkLeftUpSM:
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bt [ebx-1], eax
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jnc .checkRightSM
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inc eax
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bt [ebx-1], eax
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jnc @f
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bt [ebx+1], eax
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jc .checkRightSM
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dec eax
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dec eax
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js @f
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bt [ebx-1], eax
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jc .checkRightSM
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@@:
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mov ecx, [esp+20+deltaToScreen]
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mov eax, [edi-4]
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test ecx, ecx
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jz @f
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pusha
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lea ebx, [edi+ecx-4]
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shr ebx, 2
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call syscall_getpixel
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popa
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@@:
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push ebx edx
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mov ebx, ebp
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xor ecx, ecx
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cmp [fontSmoothing], 1
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jnz .subpixelLeft
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call antiAliasing
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jmp @f
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.subpixelLeft:
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mov cl, bl
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lea edx, [ecx*8+ecx]
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lea edx, [ecx*2+edx]
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mov cl, al
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lea ecx, [ecx*4+ecx]
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add edx, ecx
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shr edx, 4
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mov al, dl
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xor ecx, ecx
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mov cl, ah
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lea edx, [ecx*8+ecx]
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lea edx, [ecx*2+edx]
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mov cl, bh
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lea ecx, [ecx*4+ecx]
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add edx, ecx
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shr edx, 4
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mov ah, dl
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rol eax, 16
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rol ebx, 16
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xor ecx, ecx
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mov cl, al
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mov edx, ecx
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shl ecx, 3
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sub ecx, edx
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mov dl, bl
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add ecx, edx
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shr ecx, 3
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mov al, cl
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rol eax, 16
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@@:
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mov [edi-4], eax
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pop edx ebx
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.checkRightSM:
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bsf eax, edx
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inc eax
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bt [ebx], eax
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jc .nextPixel
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inc eax
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bt [ebx], eax
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jc .nextPixel
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dec eax
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.checkRightDownSM:
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bt [ebx+1], eax
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jnc .checkRightUpSM
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dec eax
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bt [ebx+1], eax
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jnc @f
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bt [ebx-1], eax
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jc .nextPixel
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inc eax
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inc eax
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bt [ebx+1], eax
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jnc @f
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dec eax
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.checkRightUpSM:
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bt [ebx-1], eax
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jnc .nextPixel
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dec eax
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bt [ebx-1], eax
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jnc @f
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bt [ebx+1], eax
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jc .nextPixel
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inc eax
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inc eax
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bt [ebx-1], eax
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jc .nextPixel
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@@:
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mov ecx, [esp+20+deltaToScreen]
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mov eax, [edi+4]
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test ecx, ecx
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jz @f
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pusha
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lea ebx, [edi+ecx+4]
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shr ebx, 2
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call syscall_getpixel
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popa
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@@:
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push ebx edx
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mov ebx, ebp
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xor ecx, ecx
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cmp [fontSmoothing], 1
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jnz .subpixelRight
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call antiAliasing
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jmp @f
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.subpixelRight:
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mov cl, al
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mov edx, ecx
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shl ecx, 3
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sub ecx, edx
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mov dl, bl
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add ecx, edx
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shr ecx, 3
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mov al, cl
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xor ecx, ecx
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mov cl, ah
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lea edx, [ecx*8+ecx]
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lea edx, [ecx*2+edx]
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mov cl, bh
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lea ecx, [ecx*4+ecx]
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add edx, ecx
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shr edx, 4
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mov ah, dl
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rol ebx, 16
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rol eax, 16
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xor ecx, ecx
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mov cl, bl
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lea edx, [ecx*8+ecx]
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lea edx, [ecx*2+edx]
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mov cl, al
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lea ecx, [ecx*4+ecx]
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add edx, ecx
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shr edx, 4
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mov al, dl
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rol eax, 16
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@@:
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mov [edi+4], eax
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pop edx ebx
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jmp .nextPixel
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.square: ; scaling
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mov eax, esi
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@@:
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mov [edi+eax*4], ebp
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dec eax
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jns @b
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add edi, [esp+20+widthX]
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dec ecx
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jnz .square
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inc esi
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mov edi, [esp]
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.checkLeft:
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bsf eax, edx
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dec eax
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js .checkRight
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bt [ebx], eax
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jc .checkRight
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.checkLeftDown:
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bt [ebx+1], eax
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jnc .checkLeftUp
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mov ecx, eax
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inc eax
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bt [ebx+1], eax
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jc @f
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bt [ebx-1], eax
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jnc .downRightLow
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bt [ebx-2], eax
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jc .downRightLow
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dec eax
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bt [ebx-1], eax
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jc .downRightLow
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dec eax
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js .downRightHigh
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bt [ebx-2], eax
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jc .downRightLow
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jmp .downRightHigh
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@@:
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bt [ebx-1], eax
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jc .checkLeftUp
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dec eax
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dec eax
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js .downRightLow
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bt [ebx+1], eax
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jc .checkLeftUp
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.downRightLow:
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imul ecx, esi
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shl ecx, 2
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add edi, ecx
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dec esi
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mov eax, [esp+20+widthX]
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imul eax, esi
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add edi, eax
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add edi, 4
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mov ecx, esi
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dec ecx
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.drawDownRight:
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mov eax, ecx
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@@:
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mov [edi+eax*4], ebp
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dec eax
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jns @b
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sub edi, [esp+20+widthX]
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add edi, 4
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dec ecx
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jns .drawDownRight
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inc esi
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mov edi, [esp]
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jmp .checkLeftUp
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.downRightHigh:
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imul ecx, esi
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shl ecx, 2
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add edi, ecx
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dec esi
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mov eax, [esp+20+widthX]
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imul eax, esi
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add edi, eax
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add edi, 4
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mov ecx, esi
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dec ecx
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.drawDownRightHigh:
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mov eax, ecx
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@@:
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mov [edi+eax*4], ebp
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dec eax
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jns @b
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sub edi, [esp+20+widthX]
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mov eax, ecx
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@@:
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mov [edi+eax*4], ebp
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dec eax
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jns @b
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sub edi, [esp+20+widthX]
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add edi, 4
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dec ecx
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jns .drawDownRightHigh
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inc esi
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mov edi, [esp]
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.checkLeftUp:
|
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bsf eax, edx
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dec eax
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bt [ebx-1], eax
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jnc .checkRight
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mov ecx, eax
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inc eax
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bt [ebx-1], eax
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jc @f
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bt [ebx+1], eax
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jnc .upRightLow
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bt [ebx+2], eax
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jc .upRightLow
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dec eax
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bt [ebx+1], eax
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jc .upRightLow
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dec eax
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js .upRightHigh
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bt [ebx+2], eax
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jc .upRightLow
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jmp .upRightHigh
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|
|
@@:
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bt [ebx+1], eax
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jc .checkRight
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dec eax
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dec eax
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js .upRightLow
|
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bt [ebx-1], eax
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jc .checkRight
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.upRightLow:
|
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imul ecx, esi
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shl ecx, 2
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add edi, ecx
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add edi, 4
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mov ecx, esi
|
|
dec ecx
|
|
dec ecx
|
|
.drawUpRight:
|
|
mov eax, ecx
|
|
@@:
|
|
mov [edi+eax*4], ebp
|
|
dec eax
|
|
jns @b
|
|
add edi, [esp+20+widthX]
|
|
add edi, 4
|
|
dec ecx
|
|
jns .drawUpRight
|
|
mov edi, [esp]
|
|
jmp .checkRight
|
|
|
|
.upRightHigh:
|
|
imul ecx, esi
|
|
shl ecx, 2
|
|
add edi, ecx
|
|
add edi, 4
|
|
mov ecx, esi
|
|
dec ecx
|
|
dec ecx
|
|
.drawUpRightHigh:
|
|
mov eax, ecx
|
|
@@:
|
|
mov [edi+eax*4], ebp
|
|
dec eax
|
|
jns @b
|
|
add edi, [esp+20+widthX]
|
|
mov eax, ecx
|
|
@@:
|
|
mov [edi+eax*4], ebp
|
|
dec eax
|
|
jns @b
|
|
add edi, [esp+20+widthX]
|
|
add edi, 4
|
|
dec ecx
|
|
jns .drawUpRightHigh
|
|
mov edi, [esp]
|
|
.checkRight:
|
|
bsf eax, edx
|
|
inc eax
|
|
bt [ebx], eax
|
|
jc .nextPixel
|
|
.checkRightDown:
|
|
bt [ebx+1], eax
|
|
jnc .checkRightUp
|
|
mov ecx, eax
|
|
dec eax
|
|
bt [ebx+1], eax
|
|
jc @f
|
|
bt [ebx-1], eax
|
|
jnc .downLeftLow
|
|
bt [ebx-2], eax
|
|
jc .downLeftLow
|
|
inc eax
|
|
bt [ebx-1], eax
|
|
jc .downLeftLow
|
|
inc eax
|
|
bt [ebx-2], eax
|
|
jc .downLeftLow
|
|
jmp .downLeftHigh
|
|
|
|
@@:
|
|
bt [ebx-1], eax
|
|
jc .checkRightUp
|
|
inc eax
|
|
inc eax
|
|
bt [ebx+1], eax
|
|
jc .checkRightUp
|
|
.downLeftLow:
|
|
imul ecx, esi
|
|
shl ecx, 2
|
|
add edi, ecx
|
|
dec esi
|
|
mov eax, [esp+20+widthX]
|
|
imul eax, esi
|
|
add edi, eax
|
|
mov ecx, esi
|
|
dec ecx
|
|
.drawDownLeft:
|
|
mov eax, ecx
|
|
@@:
|
|
mov [edi+eax*4], ebp
|
|
dec eax
|
|
jns @b
|
|
sub edi, [esp+20+widthX]
|
|
dec ecx
|
|
jns .drawDownLeft
|
|
inc esi
|
|
mov edi, [esp]
|
|
jmp .checkRightUp
|
|
|
|
.downLeftHigh:
|
|
imul ecx, esi
|
|
shl ecx, 2
|
|
add edi, ecx
|
|
dec esi
|
|
mov eax, [esp+20+widthX]
|
|
imul eax, esi
|
|
add edi, eax
|
|
mov ecx, esi
|
|
dec ecx
|
|
.drawDownLeftHigh:
|
|
mov eax, ecx
|
|
@@:
|
|
mov [edi+eax*4], ebp
|
|
dec eax
|
|
jns @b
|
|
sub edi, [esp+20+widthX]
|
|
mov eax, ecx
|
|
@@:
|
|
mov [edi+eax*4], ebp
|
|
dec eax
|
|
jns @b
|
|
sub edi, [esp+20+widthX]
|
|
dec ecx
|
|
jns .drawDownLeftHigh
|
|
inc esi
|
|
mov edi, [esp]
|
|
.checkRightUp:
|
|
bsf eax, edx
|
|
inc eax
|
|
bt [ebx-1], eax
|
|
jnc .nextPixel
|
|
mov ecx, eax
|
|
dec eax
|
|
bt [ebx-1], eax
|
|
jc @f
|
|
bt [ebx+1], eax
|
|
jnc .upLeftLow
|
|
bt [ebx+2], eax
|
|
jc .upLeftLow
|
|
inc eax
|
|
bt [ebx+1], eax
|
|
jc .upLeftLow
|
|
inc eax
|
|
bt [ebx+2], eax
|
|
jc .upLeftLow
|
|
jmp .upLeftHigh
|
|
|
|
@@:
|
|
bt [ebx+1], eax
|
|
jc .nextPixel
|
|
inc eax
|
|
inc eax
|
|
bt [ebx-1], eax
|
|
jc .nextPixel
|
|
.upLeftLow:
|
|
imul ecx, esi
|
|
shl ecx, 2
|
|
add edi, ecx
|
|
mov ecx, esi
|
|
dec ecx
|
|
dec ecx
|
|
.drawUpLeft:
|
|
mov eax, ecx
|
|
@@:
|
|
mov [edi+eax*4], ebp
|
|
dec eax
|
|
jns @b
|
|
add edi, [esp+20+widthX]
|
|
dec ecx
|
|
jns .drawUpLeft
|
|
jmp .nextPixel
|
|
|
|
.upLeftHigh:
|
|
imul ecx, esi
|
|
shl ecx, 2
|
|
add edi, ecx
|
|
mov ecx, esi
|
|
dec ecx
|
|
dec ecx
|
|
.drawUpLeftHigh:
|
|
mov eax, ecx
|
|
@@:
|
|
mov [edi+eax*4], ebp
|
|
dec eax
|
|
jns @b
|
|
add edi, [esp+20+widthX]
|
|
mov eax, ecx
|
|
@@:
|
|
mov [edi+eax*4], ebp
|
|
dec eax
|
|
jns @b
|
|
add edi, [esp+20+widthX]
|
|
dec ecx
|
|
jns .drawUpLeftHigh
|
|
.nextPixel:
|
|
bsf eax, edx
|
|
btr edx, eax
|
|
pop edi
|
|
jmp .raw
|
|
|
|
.nextRaw:
|
|
inc ebx
|
|
mov eax, [esp+16+widthX]
|
|
imul eax, esi
|
|
add edi, eax
|
|
dec dword [esp+4]
|
|
jnz drawChar
|
|
ret
|
|
|
|
antiAliasing:
|
|
mov bp, 3
|
|
@@:
|
|
mov cl, al
|
|
mov dl, bl
|
|
lea ecx, [ecx*2+ecx]
|
|
add ecx, edx
|
|
shr ecx, 2
|
|
mov al, cl
|
|
ror eax, 8
|
|
ror ebx, 8
|
|
dec bp
|
|
jnz @b
|
|
ror eax, 8
|
|
ror ebx, 8
|
|
mov ebp, ebx
|
|
ret
|
|
|
|
fontSmoothing db 2 ; = 0, 1 or 2
|
|
fontSize db 0 ; user mode setting
|
|
font1:
|
|
if lang eq sp
|
|
file 'char_sp.mt'
|
|
else if lang eq et
|
|
file 'char_et.mt'
|
|
else
|
|
file 'char.mt'
|
|
end if
|
|
fontUni:
|
|
file 'charUni.mt'
|