Some people might find the following patch helpful for Owen's nice example
program. (He's apparantly using C++ compilers these days).
I would like an idea if the Xr API was in any way a hinderence in this
little activity.
-keith
*** xr-knockout-example.c.owen 2002-11-30 23:46:54.000000000 -0800
--- xr-knockout-example.c 2002-11-30 23:46:27.000000000 -0800
***************
*** 78,86 ****
int x, int y,
int width, int height)
{
- XrSave (r);
int i, j;
#define CHECK_SIZE 32
XrSetRGBColor (r, 0.4, 0.4, 0.4);
--- 78,86 ----
int x, int y,
int width, int height)
{
int i, j;
+ XrSave (r);
#define CHECK_SIZE 32
XrSetRGBColor (r, 0.4, 0.4, 0.4);
***************
*** 219,225 ****
/* Now copy from our offscreen pixmap to the window
*/
gc = XCreateGC (dpy, p, 0, NULL);
! XCopyArea (dpy, p, w, gc, 0, 0, width, height, clip.x, clip.y);
XFreeGC (dpy, gc);
XFreePixmap (dpy, p);
--- 219,225 ----
/* Now copy from our offscreen pixmap to the window
*/
gc = XCreateGC (dpy, p, 0, NULL);
! XCopyArea (dpy, p, w, gc, 0, 0, clip.width, clip.height, clip.x, clip.y);
XFreeGC (dpy, gc);
XFreePixmap (dpy, p);
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