1#!/usr/bin/python3 2 3import pykms 4import time 5import argparse 6 7parser = argparse.ArgumentParser(description='Plane "alpha"-property test.') 8parser.add_argument('--connector', '-c', dest='connector', default="", 9 required=False, help='connector to output') 10parser.add_argument('--mode', '-m', dest='modename', 11 required=False, help='Video mode name to use') 12args = parser.parse_args() 13card = pykms.Card() 14res = pykms.ResourceManager(card) 15conn = res.reserve_connector(args.connector) 16crtc = res.reserve_crtc(conn) 17if args.modename == None: 18 mode = conn.get_default_mode() 19else: 20 mode = conn.get_mode(args.modename) 21modeb = mode.to_blob(card) 22format = pykms.PixelFormat.ARGB8888 23plane1 = res.reserve_generic_plane(crtc, format) 24plane2 = res.reserve_generic_plane(crtc, format) 25 26print("Got plane1 %d %d plane2 %d %d" % 27 (plane1.idx, plane1.id, plane2.idx, plane2.id)) 28 29fb1 = pykms.DumbFramebuffer(card, mode.hdisplay, mode.vdisplay, format); 30pykms.draw_test_pattern(fb1); 31 32fb2 = pykms.DumbFramebuffer(card, mode.hdisplay >> 1, mode.vdisplay >> 1, format); 33pykms.draw_test_pattern(fb2); 34 35alpha = 0 36 37card.disable_planes() 38 39req = pykms.AtomicReq(card) 40req.add(conn, "CRTC_ID", crtc.id) 41req.add(crtc, {"ACTIVE": 1, 42 "MODE_ID": modeb.id}) 43req.add_plane(plane1, fb1, crtc) 44req.add_plane(plane2, fb2, crtc) 45 46r = req.commit_sync(allow_modeset = True) 47assert r == 0, "Initial commit failed: %d" % r 48 49input("press enter start\n") 50 51while alpha <= 0xFFFF: 52 print("alpha %d" % (alpha >> 8)) 53 req = pykms.AtomicReq(card) 54 req.add(plane2, {"alpha": alpha }) 55 r = req.commit_sync() 56 assert r == 0, "alpha change commit failed: %d" % r 57 alpha = alpha + 0x101 58 time.sleep(0.03) 59 60input("press enter exit\n") 61card.disable_planes() 62