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tests: common: add find_32bit_visual 

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
This commit is contained in:
Yuxuan Shui 2020-04-10 16:53:41 +01:00
parent fd5c95d92a
commit 25832fcc36
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1 changed files with 17 additions and 0 deletions
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17
tests/testcases/common.py
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@ -1,5 +1,6 @@
import xcffib.xproto as xproto
import xcffib.randr as randr
import xcffib
import time
import random
import string
@ -56,3 +57,19 @@ def trigger_root_configure(conn):
rr.AddOutputModeChecked(output, mode).check()
rr.SetCrtcConfig(reply.crtcs[0], reply.timestamp, reply.config_timestamp, 0, 0, mode, randr.Rotation.Rotate_0, 1, [output]).reply()
def find_32bit_visual(conn):
setup = conn.get_setup()
render = conn(xcffib.render.key)
r = render.QueryPictFormats().reply()
pictfmt_ids = set()
for pictform in r.formats:
if (pictform.depth == 32 and
pictform.type == xcffib.render.PictType.Direct and
pictform.direct.alpha_mask != 0):
pictfmt_ids.add(pictform.id)
print(pictfmt_ids)
for screen in r.screens:
for depth in screen.depths:
for pv in depth.visuals:
if pv.format in pictfmt_ids:
return pv.visual