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root/radiance/ray/src/util/glrad.c
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Comparing ray/src/util/glrad.c (file contents):
Revision 3.25 by greg, Mon Apr 25 20:06:22 2016 UTC vs.
Revision 3.26 by greg, Thu Apr 28 16:28:20 2016 UTC

# Line 27 | Line 27 | static const char      RCSid[] = "$Id$";
27   #define MAXSCENE        127             /* maximum number of scene files */
28   #endif
29  
30 < #define ZOOMPCT         9               /* percent to zoom at a time */
30 > #define ZOOMPCT         9               /* percent to zoom for +/- */
31 > #define WZOOMPCT        3               /* percent to zoom for mouse wheel */
32  
33   #define MOVPCT          4               /* percent distance to move /frame */
34   #define MOVDIR(b)       ((b)==Button1 ? 1 : (b)==Button2 ? 0 : -1)
# Line 584 | Line 585 | dev_input(             /* get next input event */
585          case KeyPress:
586                  return(getkey(levptr(XKeyPressedEvent)));
587          case ButtonPress:
588 <                getmove(levptr(XButtonPressedEvent));
588 >                switch (levptr(XButtonPressedEvent)->button) {
589 >                case Button4:                   /* wheel up */
590 >                        zoomview(100+WZOOMPCT, levptr(XButtonPressedEvent)->x,
591 >                                        vres-1-levptr(XButtonPressedEvent)->y);
592 >                        break;
593 >                case Button5:                   /* wheel down */
594 >                        zoomview(100-WZOOMPCT, levptr(XButtonPressedEvent)->x,
595 >                                        vres-1-levptr(XButtonPressedEvent)->y);
596 >                        break;
597 >                default:
598 >                        getmove(levptr(XButtonPressedEvent));
599 >                        break;
600 >                }
601                  break;
602          }
603          return(1);
# Line 827 | Line 840 | getkey(                                /* get input key */
840          case 'V':                       /* append view to rad file */
841                  appendview(NULL, &thisview);
842                  break;
843 +        case 'Q':
844          case 'q':                       /* quit the program */
845                  return(0);
846          default:

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