org 100h mov al,13h int 10h push word 0A000h pop es xortexture: mov ax,di add ax,bx xor al,ah and al,bh and al,63 stosb loop xortexture inc bx vsync: MOV DX,3DAh Vsync1: IN AL,DX and AL,8 JZ Vsync1 jmp xortexture ;WTFCIDWO32B