directxhook.pas.svn-base

这是一段游戏修改工具的源代码.ring3功能由dephi开发,驱动是C开发.希望对大家有帮助

  //draw the strings in the box
  cefont._Begin;
  r.Left:=vp.Width-requiredkeylistwidth+1;
  r.Top:=0;
  r.Bottom:=r.left+16;
  r.Right:=vp.Width;

  for i:=0 to keylist.Count-1 do
  begin
    r.Top:=i*16;
    r.Bottom:=i*16+(r.left+16);
    cefont.DrawTextA(pchar(keylist[i]),length(keylist[i]),r,0,D3DCOLOR_ARGB(240,255,255,255));
  end;

  cefont._End;
end;

function IDirect3DDevice8_EndScene_Hook(const self:IDirect3DDevice8): HResult; stdcall;
var tm:TD3DMatrix;
    vp:Td3dViewport8;
    x: idirect3dvertexbuffer8;
    s: dword;
    t: idirect3dbasetexture8;

    bla,bla5: pd3dxvector2;
    bla2,bla6,position,scale: td3dxvector2;
    bla3: prect;
    bla4: trect;
    pdesc: TD3DSurface_Desc;
    i:integer;

    closest: integer;
    closestsqr1: single;
    closestsqr2: single;

    xd,yd: single;
    xd2,yd2: integer;
    newtick: int64;
    tickssincelastdraw: dword;
    mssincelastdraw: double;

    r: trect;

    ts: string;
    tempsingle: single;

   // xdelta,ydelta: single;
   start,stop: integer;
   rot,rot2,rot3: td3dxmatrix;
   v1,v2,v3: TD3dvector;
begin
  s:=gettickcount;

  try
    imdrawing:=true;
    try
      dontsetlastvertexshader:=true;
      dontsetlastworldmatrix:=true;
      dontsetlastprojectionmatrix:=true;
      dontsetlastviewmatrix:=true;

      self.GetViewport(vp);

      mysprite._Begin;

      if callibrationmode then
      begin
        //draw texture string
        position.x:=0;
        position.y:=0;
        mysprite.Draw(texturestringtexture,nil,nil,nil,0,@position,D3DCOLOR_ARGB(127,255,255,255));


        if texturepointer>=0 then
        begin
          texturelistcs.Enter;
          lockedtexturelistcs.Enter;
          try
            position.y:=16;

            if texturelist[texturepointer].texturehandle.GetLevelDesc(0,pdesc)=0 then
            begin
              scale.x:=100 / pdesc.Width;
              scale.y:=100 / pdesc.Height;
            end
            else
            begin
              scale.x:=1;
              scale.y:=1;
            end;

            mysprite.Draw(texturelist[texturepointer].texturehandle,nil,@scale,nil,0,@position,D3DCOLOR_ARGB(127,255,255,255));


            position.y:=116;
            if texturelist[texturepointer].locked then
            begin
              mysprite.Draw(lockedstringtexture,nil,nil,nil,0,@position,D3DCOLOR_ARGB(127,255,255,255));
              cefont._Begin;
              ts:=format('x=%.1f y=%.1f z=%.1f',[texturelist[texturepointer].xdelta, texturelist[texturepointer].ydelta, texturelist[texturepointer].zdelta]);
              r.left:=trunc(position.x)+10;
              r.Top:=trunc(position.y)+16;
              r.Right:=trunc(position.x)+10+800;
              r.Bottom:=trunc(position.y)+16+16;
              cefont.DrawTextA(pchar(ts),length(ts),r,0,D3DCOLOR_ARGB(255,0,255,0));
              cefont._End;
            end
            else
            begin
              mysprite.Draw(unlockedstringtexture,nil,nil,nil,0,@position,D3DCOLOR_ARGB(127,255,255,255));
            end;

          finally
            texturelistcs.Leave;
            lockedtexturelistcs.leave;
          end;

        end;
      end;

      closest:=0;
      closestsqr2:=-1;

      if length(xylist)>0 then
        closestsqr2:=(abs((vp.Width/2)-(xylist[0].x)))*(abs((vp.height/2)-(xylist[0].y)));



      for i:=0 to length(xylist2)-1 do
      begin
        position.x:=xylist2[i].x-8; //I thought it would be -4....
        position.y:=xylist2[i].y-8;
        mysprite.Draw(targettexture,nil,nil,nil,0,@position,D3DCOLOR_ARGB(255,255,255,255));

{        ts:=format('(%.3f,%.3f,%.3f)',[xylist2[i].x,xylist2[i].y,xylist2[i].z]);
                  ,
        //'Position:('+FloatToStr(xylist2[i].x)+','+FloatToStr(xylist2[i].y)+','+FloatToStr(xylist2[i].z)+')';
        cefont._Begin;
        r.left:=trunc(position.x)+10;
        r.Top:=trunc(position.y);
        r.Right:=trunc(position.x)+10+800;
        r.Bottom:=trunc(position.y)+16;
        cefont.DrawTextA(pchar(ts),length(ts),r,0,D3DCOLOR_ARGB(255,0,255,0));
        cefont._End;
 }


        closestsqr1:=(abs((vp.Width/2)-(xylist2[i].x)))*(abs((vp.height/2)-(xylist2[i].y)));

        if closestsqr2>closestsqr1 then
        begin
          closestsqr2:=closestsqr1;
          closest:=i;
        end;
      end;


      if length(xylist)>0 then
      begin
        //put in xd and yd the distance between the closest object and the screencenter
        xd:=xylist[closest].x-(vp.Width/2);
        yd:=xylist[closest].y-(vp.height/2);

        //-----------------------------------------------------
        //extrapolate the speed of the player when there is lag between pressing fire and actually shooting
        //Doesn't handle acceleration or decceleration, just if it is using a constant speed (standing still is also a constant speed...)
        inc(bbb);

        if (bbb mod 4)=0 then //frame 0:get position
        begin
          oldpos:=xylist[closest]; //store current position
          QueryPerformanceCounter(lasttick); //store current time
          bbb:=4; //I hate overflows
        end;

        if (bbb mod 4)=2 then //calculate the new speed(assuming the player is moving with a constant speed)
        begin
          //frame 2: get new position and new time and use that to calulate the speed

          //calculate new speed
          QueryPerformanceCounter(newtick);
          tickssincelastdraw:=newtick-lasttick;

          mssincelastdraw:=tickssincelastdraw*onetick;

          xdelta:=xylist[closest].x-oldpos.x;
          ydelta:=xylist[closest].y-oldpos.y;

          //delta now contains the location differences since 3 frames ago

          //delta devided by the time since the oldpos and the newpos is the position change per milisecond
          //positionchange per milisecond multiplied by the ammount of milliseconds you want to be in fron


          if usefpslag then
          begin
            fpslag:=mssincelastdraw/2; //there where 2 draws since the start of the measurement
            xdelta:=(xdelta/mssincelastdraw)*(lag+lagfrommemory+fpslag);
            ydelta:=(ydelta/mssincelastdraw)*(lag+lagfrommemory+fpslag);
          end
          else
          begin
            xdelta:=(xdelta/mssincelastdraw)*(lag+lagfrommemory);
            ydelta:=(ydelta/mssincelastdraw)*(lag+lagfrommemory);
          end;
        end;

        if zoom=1 then
        begin
          position.x:=xylist[closest].x-8+xdelta2;
          position.y:=xylist[closest].y-8+ydelta2;
          mysprite.draw(movementtexture,nil,nil,nil,0,@position,D3DCOLOR_ARGB(255,255,255,255));
        end;

        if (bbb mod 4)>=2 then  //move the mouse, after recalculating the speed or when it's doing nothing
        begin
          //modify xd and yd with the predicted location (so move the mouse to the predicted location instead of the current location)
          xd:=xd+xdelta;
          yd:=yd+ydelta;
          //--------------------------------------------------------------
          if autoaim then
          begin

            xd2:=0;
            yd2:=0;

            if abs(xd)>mousespeedx[40] then
            begin
              //calculate the size of the movement
              //(xd-mousespeedx[40]) = pixels needed to be moved (after a 40)
              //(mousespeedx[40]-mousespeedx[35] / 5)=pixels moved for every step

              xd2:=40+trunc((abs(xd)-mousespeedx[40])/((mousespeedx[40]-mousespeedx[35]) / 5));
              if xd<0 then xd2:=-xd2;
            end else
            begin
              //find the closest in the list
              i:=20;

              start:=1;
              stop:=40;

              while (i<stop) and not ((mousespeedx[i]<abs(xd)) and (mousespeedx[i+1]>xd)) do
              begin
                if mousespeedx[i]<abs(xd) then start:=i else stop:=i;
                i:=start+(stop-start) div 2;
              end;

              if (i=1) and (mousespeedx[i]<xd) then i:=0;

              if xd<0 then xd2:=-i else xd2:=i;
            end;

            //y
            if abs(yd)>mousespeedy[40] then
            begin
              //calculate the size of the movement
              //(yd-mousespeedy[40]) = pixels needed to be moved (after a 40)
              //(mousespeedy[40]-mousespeedy[35] / 5)=pixels moved for every step

              yd2:=40+trunc((abs(yd)-mousespeedy[40])/((mousespeedy[40]-mousespeedy[35]) / 5));
              if yd<0 then yd2:=-yd2;
            end else
            begin
              //find the closest in the list
              i:=20;

              start:=1;
              stop:=40;

              while (i<stop) and not ((mousespeedy[i]<abs(yd)) and (mousespeedy[i+1]>yd)) do
              begin
                if mousespeedy[i]<abs(yd) then start:=i else stop:=i;
                i:=start+(stop-start) div 2;
              end;

              if (i=1) and (mousespeedy[i]<yd) then i:=0;

              if yd<0 then yd2:=-i else yd2:=i;
            end;

            cefont._Begin;
            r.left:=trunc(vp.Width/2)-20;
            r.Top:=trunc(vp.Height/2)+100;
            r.Right:=r.left+800;
            r.Bottom:=r.top+16;
            ts:=format('xd=%.2f xd2=%d',[xd,xd2]);
            cefont.DrawTextA(pchar(ts),length(ts),r,0,D3DCOLOR_ARGB(255,255,255,255));
            cefont._End;


            mouse_event(MOUSEEVENTF_MOVE,xd2,yd2,0,0);

            if ((bbb mod 4)=2) and autoshoot then
            begin
              if not shot then
              begin
                //if s>=(lastshot+intervalbetweenshots) then
                begin
                  mouse_event(MOUSEEVENTF_LEFTDOWN,0,0,0,0); //fire
                  shot:=true;
                  lastshot:=s;
                end;
              end;

              {if shot and (s>=(lastshot+clicktime)) then
              begin

                shot:=false;
                mouse_event(MOUSEEVENTF_LEFTUP,0,0,0,0); //stop fire
              end;}

            end;
          end;
        end;


        position.x:=xylist2[closest].x-8;
        position.y:=xylist2[closest].y-8;

        mysprite.Draw(locktexture,nil,nil,nil,0,@position,D3DCOLOR_ARGB(255,255,255,255));

        if mousecallibrationactive then
        begin
          case mousecallibrationmode of
            //-----------------------------------------------
            //1
            //-----------------------------------------------
            1:
            begin
              // move the mouse 1 point on the x axis
              mousecallibrationpreviouspos:=position;
              mouse_event(MOUSEEVENTF_MOVE	,1,0,0,0);
              inc(mousecallibrationmode);


            end;

            2:
            begin
              //the mouse has been moved and this is a updated scene
              //newpos-oldpos = change
              mousecallibrationhorizontal1point:=position.x-mousecallibrationpreviouspos.x;