From d93c34cf70e255805a634611e971e9b0e6da1996 Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Mon, 12 Apr 2010 00:28:49 +0200 Subject: st/egl: Fix DRI2 on old X servers --- src/gallium/state_trackers/egl/x11/native_dri2.c | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'src/gallium/state_trackers/egl/x11') diff --git a/src/gallium/state_trackers/egl/x11/native_dri2.c b/src/gallium/state_trackers/egl/x11/native_dri2.c index d77b9b9494..dd44d60da9 100644 --- a/src/gallium/state_trackers/egl/x11/native_dri2.c +++ b/src/gallium/state_trackers/egl/x11/native_dri2.c @@ -195,6 +195,15 @@ dri2_surface_get_buffers(struct native_surface *nsurf, uint buffer_mask) unsigned int dri2atts[NUM_NATIVE_ATTACHMENTS]; int num_ins, num_outs, att; struct x11_drawable_buffer *xbufs; + /* XXX check if the server supports with format */ + boolean with_format = FALSE; + + + /* We must get the front on servers which doesn't support with format + * due to a silly bug in core dri2. You can't copy to/from a buffer + * that you haven't requested and you recive BadValue errors */ + if (!with_format) + buffer_mask |= (1 << NATIVE_ATTACHMENT_FRONT_LEFT); /* prepare the attachments */ num_ins = 0; @@ -228,7 +237,7 @@ dri2_surface_get_buffers(struct native_surface *nsurf, uint buffer_mask) xbufs = x11_drawable_get_buffers(dri2dpy->xscr, dri2surf->drawable, &dri2surf->width, &dri2surf->height, - dri2atts, FALSE, num_ins, &num_outs); + dri2atts, with_format, num_ins, &num_outs); /* we should be able to do better... */ if (xbufs && dri2surf->last_num_xbufs == num_outs && -- cgit v1.2.3