The _Xmin/_Xmax/_Ymin/_Ymax values need to be guarded by _NEW_SCISSOR. Fixes Piglit's scissor-many, and rendering in GNOME Shell. Hopefully fixes similar issues with Unity and ChromeOS.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=75879 Signed-off-by: Kenneth Graunke <kenn...@whitecape.org> Cc: Timo Aaltonen <tjaal...@ubuntu.com> Cc: James Ausmus <james.aus...@intel.com> --- src/mesa/drivers/dri/i965/gen8_viewport_state.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/src/mesa/drivers/dri/i965/gen8_viewport_state.c b/src/mesa/drivers/dri/i965/gen8_viewport_state.c index 344310e..b366246 100644 --- a/src/mesa/drivers/dri/i965/gen8_viewport_state.c +++ b/src/mesa/drivers/dri/i965/gen8_viewport_state.c @@ -86,7 +86,7 @@ gen8_upload_sf_clip_viewport(struct brw_context *brw) vp[10] = -gby; /* y-min */ vp[11] = gby; /* y-max */ - /* Screen Space Viewport */ + /* _NEW_SCISSOR | _NEW_VIEWPORT | _NEW_BUFFERS: Screen Space Viewport */ if (render_to_fbo) { vp[12] = ctx->DrawBuffer->_Xmin; vp[13] = ctx->DrawBuffer->_Xmax - 1; @@ -110,7 +110,7 @@ gen8_upload_sf_clip_viewport(struct brw_context *brw) const struct brw_tracked_state gen8_sf_clip_viewport = { .dirty = { - .mesa = _NEW_VIEWPORT | _NEW_BUFFERS, + .mesa = _NEW_BUFFERS | _NEW_SCISSOR | _NEW_VIEWPORT, .brw = BRW_NEW_BATCH, .cache = 0, }, -- 1.9.1 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
