Reflection Shot

task Reflect(refshot){
while(!Obj_IsDeleted(refshot)) {

              if(ObjMove_GetX(refshot)<0) {
                     ObjMove_SetAngle(refshot, 180 - ObjMove_GetAngle(refshot) );
                     ObjMove_SetX(refshot,  ObjMove_GetX(refshot) + 0.1);
              }

              if(ObjMove_GetX(refshot)>GetStgFrameWidth) {
                     ObjMove_SetAngle(refshot, 180 - ObjMove_GetAngle(refshot) );
                     ObjMove_SetX(refshot,  ObjMove_GetX(refshot) - 0.1);
              }
		if(ObjMove_GetY(refshot)<0) {
                     ObjMove_SetAngle(refshot, 0 - ObjMove_GetAngle(refshot) );
                     ObjMove_SetY(refshot,  ObjMove_GetY(refshot) + 0.1);
              }
			  if(ObjMove_GetY(refshot)>GetStgFrameHeight) {
                     ObjMove_SetAngle(refshot, 0 - ObjMove_GetAngle(refshot) );
                     ObjMove_SetY(refshot,  ObjMove_GetY(refshot) - 0.1);
              }
              yield;
       }
}