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- /* Crooked mouse -- a Mousebroken module */
- /* written by Mark Pilgrim, November 1993 */
- /* This module placed in the public domain. */
-
- #include "Retrace.h"
-
- extern Boolean CrsrNew : 0x8CE;
- extern Point mTemp : 0x828;
- extern Point RawMouse : 0x82C;
-
- unsigned long me;
- int oldX, oldY;
-
- void header(void);
- void main(void);
-
- void header(void)
- {
- asm
- {
- dc.l 0
- move.l a0, d0
- lea header, a0
- jmp main
- }
- }
-
- #include "SetUpA4.h"
-
- void main(void)
- {
- VBLTask* myVBL;
- int vx,vy;
-
- RememberA0();
- SetUpA4();
-
- asm
- {
- move.l d0, myVBL
- }
-
- if (me != 'MMdl')
- {
- me = 'MMdl';
- oldX=RawMouse.h;
- oldY=RawMouse.v;
- }
-
- vx=RawMouse.h-oldX;
- vy=RawMouse.v-oldY;
-
- RawMouse.h+=vy;
- mTemp.h+=vy;
- RawMouse.v-=vx;
- mTemp.v-=vx;
-
- oldX=RawMouse.h;
- oldY=RawMouse.v;
-
- if ((vx!=0) || (vy!=0))
- CrsrNew = TRUE;
- myVBL->vblCount = 1;
- RestoreA4();
- }
-