Thanks all for your help, WebKit is working lovely now
on my platform.
Thanks again
Rachel
--- Claudio Ciccani <[EMAIL PROTECTED]> wrote:
>
> Il giorno ven, 29/02/2008 alle 23.58 +0100, Denis
> Oliver Kropp ha
> scritto:
> > Rachel Bassett wrote:
> > > By the way the change I made to cairo 1.4.12,
> was in
> > > cairo-directfb-surface.c in function
> > > _cairo_directfb_surface_clone_similar() where
> code
> > > says .....
> > > if (image_src->format ==
> CAIRO_FORMAT_A1) {
> > > /* A1 -> A8 */
> > > for (i = 0; i < height; i++) {
> > > for (j = src_x; j < src_x +
> width;
> > > j++)
> > > dst[j] = (src[j>>3] & (1 <<
> > > (j&7))) ? 0xff : 0x00;
> > > dst += pitch;
> > > src += image_src->stride;
> > > }
> > > }
> > > else {
> > > /* A8 -> A8 */
> > > for (i = 0; i < height; i++) {
> > > direct_memcpy( dst+src_x,
> src+src_x,
> > > sizeof(*dst)*width );
> > > dst += pitch;
> > > src += image_src->stride;
> > > }
> > > }
> > >
> > > where I changed the line direct_memcpy(
> dst+src_x,
> > > src+src_x, sizeof(*dst)*width ); to
> direct_memcpy(
> > > dst+src_x, src+src_x, (sizeof(*dst)*width)*4 );
> as
> > > *dst is an unsigned char and therefore a size of
> 1 x
> > > by width (in pixels).
> >
> > Seems to be fixed, even in official git tree :)
> >
> >
> > 655 if (image_src->format ==
> CAIRO_FORMAT_A1) {
> > 656 /* A1 -> A8 */
> > 657 for (i = 0; i < height; i++) {
> > 658 for (j = src_x; j < src_x +
> width; j++)
> > 659 dst[j] = (src[j>>3] & (1
> << (j&7))) ? 0xff : 0x00;
> > 660 dst += pitch;
> > 661 src += image_src->stride;
> > 662 }
> > 663 }
> > 664 else {
> > 665 int len;
> > 666
> > 667 if (image_src->format ==
> CAIRO_FORMAT_A8) {
> > 668 dst += src_x;
> > 669 src += src_x;
> > 670 len = width;
> > 671 } else {
> > 672 dst += src_x * 4;
> > 673 src += src_x * 4;
> > 674 len = width * 4;
> > 675 }
> > 676
> > 677 for (i = 0; i < height; i++) {
> > 678 direct_memcpy (dst+src_x,
> src+src_x, len);
> > 679 dst += pitch;
> > 680 src += image_src->stride;
> > 681 }
> > 682 }
> >
>
> Arrghh... either in the new backend there is a bug
> in clone_similar()!!
> Look at the "src_x" being added twice to both "dst"
> and "src"!
>
> Just committed a fix to the cairo repo. Please,
> update your copy.
>
>
> --
> Claudio Ciccani
> [EMAIL PROTECTED]
> [EMAIL PROTECTED]
> http://directfb.org
>
>
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