You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
110 lines
2.6 KiB
110 lines
2.6 KiB
#!/usr/bin/python3
|
|
|
|
import sys
|
|
import pykms
|
|
import argparse
|
|
|
|
def ctm_to_blob(ctm, card):
|
|
len=9
|
|
arr = bytearray(len*8)
|
|
view = memoryview(arr).cast("I")
|
|
|
|
for x in range(len):
|
|
i, d = divmod(ctm[x], 1)
|
|
if i < 0:
|
|
i = -i
|
|
sign = 1 << 31
|
|
else:
|
|
sign = 0
|
|
view[x * 2 + 0] = int(d * ((2 ** 32) - 1))
|
|
view[x * 2 + 1] = int(i) | sign
|
|
#print("%f = %08x.%08x" % (ctm[x], view[x * 2 + 1], view[x * 2 + 0]))
|
|
|
|
return pykms.Blob(card, arr);
|
|
|
|
|
|
parser = argparse.ArgumentParser(description='Simple CRTC CTM-property test.')
|
|
parser.add_argument('--connector', '-c', dest='connector',
|
|
required=False, help='connector to output')
|
|
parser.add_argument('--mode', '-m', dest='modename',
|
|
required=False, help='Video mode name to use')
|
|
parser.add_argument('--plane', '-p', dest='plane', type=int,
|
|
required=False, help='plane number to use')
|
|
args = parser.parse_args()
|
|
|
|
card = pykms.Card()
|
|
res = pykms.ResourceManager(card)
|
|
conn = res.reserve_connector(args.connector)
|
|
crtc = res.reserve_crtc(conn)
|
|
format = pykms.PixelFormat.ARGB8888
|
|
if args.modename == None:
|
|
mode = conn.get_default_mode()
|
|
else:
|
|
mode = conn.get_mode(args.modename)
|
|
modeb = mode.to_blob(card)
|
|
|
|
fb = pykms.DumbFramebuffer(card, mode.hdisplay, mode.vdisplay, "XR24");
|
|
pykms.draw_test_pattern(fb);
|
|
|
|
if args.plane == None:
|
|
plane = res.reserve_generic_plane(crtc, fb.format)
|
|
else:
|
|
plane = card.planes[args.plane]
|
|
|
|
card.disable_planes()
|
|
crtc.disable_mode()
|
|
|
|
input("press enter to set ctm at the same time with crtc mode\n")
|
|
|
|
ctm = [ 0.0, 1.0, 0.0,
|
|
0.0, 0.0, 1.0,
|
|
1.0, 0.0, 0.0 ]
|
|
|
|
ctmb = ctm_to_blob(ctm, card)
|
|
|
|
req = pykms.AtomicReq(card)
|
|
req.add(conn, "CRTC_ID", crtc.id)
|
|
req.add(crtc, {"ACTIVE": 1,
|
|
"MODE_ID": modeb.id,
|
|
"CTM": ctmb.id})
|
|
req.add_plane(plane, fb, crtc)
|
|
r = req.commit_sync(allow_modeset = True)
|
|
assert r == 0, "Initial commit failed: %d" % r
|
|
|
|
print("r->b g->r b->g ctm active\n")
|
|
|
|
input("press enter to set normal ctm\n")
|
|
|
|
ctm = [ 1.0, 0.0, 0.0,
|
|
0.0, 1.0, 0.0,
|
|
0.0, 0.0, 1.0 ]
|
|
|
|
ctmb = ctm_to_blob(ctm, card)
|
|
|
|
crtc.set_prop("CTM", ctmb.id)
|
|
|
|
input("press enter to set new ctm\n")
|
|
|
|
ctm = [ 0.0, 0.0, 1.0,
|
|
1.0, 0.0, 0.0,
|
|
0.0, 1.0, 0.0 ]
|
|
|
|
ctmb = ctm_to_blob(ctm, card)
|
|
|
|
crtc.set_prop("CTM", ctmb.id)
|
|
input("r->g g->b b->r ctm active\n")
|
|
|
|
input("press enter to turn off the crtc\n")
|
|
|
|
crtc.disable_mode()
|
|
|
|
input("press enter to enable crtc again\n")
|
|
|
|
crtc.set_mode(conn, fb, mode)
|
|
|
|
input("press enter to remove ctm\n")
|
|
|
|
crtc.set_prop("CTM", 0)
|
|
|
|
input("press enter to exit\n")
|