| Re: [AD] SF.net SVN: alleg:[11646] allegro/branches/4.9 |
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On Saturday 21 February 2009, Peter Wang wrote:
> On 2009-02-21, elias@xxxxxxxxxx <elias@xxxxxxxxxx>
wrote:
> > Revision: 11646
> > http://alleg.svn.sourceforge.net/alleg/?rev=11646&view=rev
> > Author: elias
> > Date: 2009-02-21 20:41:03 +0000 (Sat, 21 Feb 2009)
> >
> > Log Message:
> > -----------
> > - Made memory copies of pixel data returned by locking OpenGL bitmaps be
> > upside down. As was mentioned on the mailing list some time ago, this
> > means we no longer have to vertically swap pixel data outselves (but the
> > pitch of locked pixel memory is negative now for such bitmaps).
> > - Removed useless x/y/w/h parameters to the upload_bitmap vtable entry.
> > - Added fast paths for OpenGL when blitting from screen to screen or
> > screen to texture. - Fixed ex_lockscreen which made invalid assumptions
> > about the data pointer in ALLEGRO_LOCKED_REGION.
>
> This change broke the graphics on all three Linux machines I have access
> to, with three different video cards and drivers (Intel, ATI, Nvidia).
>
> In ex_bitmap, mysha is vertically too high by about a quarter of the
> screen. This happens consistently any time a bitmap is blitted.
> The text in all the examples are garbled.
>
> It does work correctly if I use the vesa driver, so no hardware
> acceleration. Any ideas?
AFAIK Allegro doesn't support anything BUT GL. so no graphics will work
without GL.
That said this is what I get:
moose@xxxxxxxxxx$ ./ex_bitmap data/bkg.png
Segmentation fault
Graphical examples all seem to segfault here. compiled in full debug mode.
> Peter
>
>
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Thomas Fjellstrom
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