forked from KolibriOS/kolibrios
272 lines
3.1 KiB
NASM
272 lines
3.1 KiB
NASM
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; (Ü) ( ) Ü ) ( ) 256b intro by baze/3SC for Syndeecate 2001 use NASM to
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; ßÛß ÛÜÛ ÛÛÛ ÛÛÜ loveC: thanks, Serzh: eat my socks dude ;] compile the
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; ( ) ( ) ( ) ( ) e-mail: baze@stonline.sk, web: www.3SC.sk source code
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; Menuet port by VT
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appname equ 'TUBE - FPU'
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use32
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org 0x0
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db 'MENUET01'
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dd 0x01
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dd START
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dd I_END
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dd 0x40000
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dd 0x40000
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dd 0,0
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include 'macros.inc'
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START:
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call draw_window
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call init_tube
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push ebx
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still:
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pop ebx
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call MAIN
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push ebx
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mov eax,23
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mov ebx,1
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int 0x40
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cmp eax,1
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jne no_red
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call draw_window
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jmp still
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no_red:
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cmp eax,0
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je still
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or eax,-1
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int 0x40
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SCREEN equ 160
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PIXBUF equ 200h
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EYE equ EYE_P-2
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MAIN:
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add bh,10;8
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mov edi,PIXBUF
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fadd dword [di-PIXBUF+TEXUV-4]
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push di
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mov dx,-80
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TUBEY:
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mov bp,-160
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TUBEX:
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mov si,TEXUV
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fild word [si-TEXUV+EYE]
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mov [si],bp
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fild word [si]
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mov [si],dx
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fild word [si]
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mov cl,2
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ROTATE:
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fld st3
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fsincos
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fld st2
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fmul st0,st1
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fld st4
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fmul st0,st3
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db 0xde,0xe9 ; fsubp st1,st0
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db 0xd9,0xcb ; fxch st3
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fmulp st2,st0
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fmulp st3,st0
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faddp st2,st0
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db 0xd9,0xca ; fxch st2
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loop ROTATE
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fld st1
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db 0xdc,0xc8 ; fmul st0,st
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fld st1
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db 0xdc,0xc8 ; fmul st0,st
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faddp st1,st0
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fsqrt
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db 0xde,0xfb ; fdivp st3,st0
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fpatan
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fimul word [si-4]
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fistp word [si]
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fimul word [si-4]
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fistp word [si+1]
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mov si,[si]
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lea ax,[bx+si]
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add al,ah
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and al,64
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mov al,-5
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jz STORE_1
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shl si,2
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lea ax,[bx+si]
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sub al,ah
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mov al,-16
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jns STORE_1
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shl si,1
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mov al,-48
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STORE_1:
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; add al,[ebx+esi+0x80000]
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add [di],al
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inc di
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inc bp
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cmp bp,160
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EYE_P:
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jnz TUBEX
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inc dx
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cmp dx,80
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jnz TUBEY
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call display_image
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pop si
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mov ch,SCREEN*320/256
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BLUR:
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inc si
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sar byte [si],2
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loop BLUR
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ret
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display_image:
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pusha
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mov esi,PIXBUF
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mov edi,0x10000
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newp:
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movzx edx,byte [esi]
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shl edx,4
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; mov dh,dl
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mov [edi],edx
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add edi,3
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inc esi
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cmp esi,320*160+PIXBUF
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jbe newp
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mov eax,7
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mov ecx,320*65536+160
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xor edx,edx
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mov ebx,0x10000
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int 0x40
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popa
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ret
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draw_window:
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pusha
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mov eax,12
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mov ebx,1
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int 0x40
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xor eax,eax
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mov ebx,100*65536+329
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mov ecx,100*65536+186
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mov edx,0x33000000
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mov edi,header
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int 0x40
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mov eax,12
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mov ebx,2
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int 0x40
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popa
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ret
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header db appname,0
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db 41,0,0xC3,0x3C
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TEXUV:
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init_tube:
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mov ecx,256
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PAL1:
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mov dx,3C8h
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mov ax,cx
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inc dx
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sar al,1
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js PAL2
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mul al
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shr ax,6
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PAL2:
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mov al,0
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jns PAL3
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sub al,cl
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shr al,1
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shr al,1
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PAL3:
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mov bx,cx
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mov [ebx+0x1000],bh
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loop PAL1
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mov ecx,256
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TEX:
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mov bx,cx
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add ax,cx
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rol ax,cl
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mov dh,al
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sar dh,5
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adc dl,dh
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adc dl,[ebx+255+0x1000]
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shr dl,1
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mov [ebx+0x1000],dl
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not bh
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mov [ebx+0x1000],dl
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loop TEX
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fninit
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fldz
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ret
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I_END:
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