From owner-freebsd-questions@freebsd.org Tue Jul 28 11:52:48 2020 Return-Path: Delivered-To: freebsd-questions@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 794053A6E5E for ; Tue, 28 Jul 2020 11:52:48 +0000 (UTC) (envelope-from ralf-mardorf@riseup.net) Received: from mx1.riseup.net (mx1.riseup.net [198.252.153.129]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "*.riseup.net", Issuer "Sectigo RSA Domain Validation Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4BGFRM4ssHz4JSw for ; Tue, 28 Jul 2020 11:52:47 +0000 (UTC) (envelope-from ralf-mardorf@riseup.net) Received: from bell.riseup.net (bell-pn.riseup.net [10.0.1.178]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (Client CN "*.riseup.net", Issuer "Sectigo RSA Domain Validation Secure Server CA" (not verified)) by mx1.riseup.net (Postfix) with ESMTPS id 4BGFRK2dT8zFdq2 for ; Tue, 28 Jul 2020 04:52:45 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=riseup.net; s=squak; t=1595937165; bh=++CjAgW1a9ZE1ddBnPwd4CQY1Qkf4pVMW3Oq0PHftKQ=; h=Date:From:To:Subject:In-Reply-To:References:From; b=q39fG5e4Srp3b7mcknEhbUXtsjxBS0mu+WoYDhxoKHXiIda13ZLZtJf+w2SeNrN1c FYWA10vxSki8dc7uWUGRKQmrSraPI2XgLD2F/QXHaldsD33DzOsNpgSKPRENo88l1M cZyXozE1rWn5EXm+0sO8hLN+NEDe3ED+KtAiB3OE= X-Riseup-User-ID: 5AF6C984E7E21E569753773669FDD3541F12E19094F904751E284594E873879E Received: from [127.0.0.1] (localhost [127.0.0.1]) by bell.riseup.net (Postfix) with ESMTPSA id 4BGFRJ5MltzJnLb for ; Tue, 28 Jul 2020 04:52:44 -0700 (PDT) Date: Tue, 28 Jul 2020 13:52:45 +0200 From: Ralf Mardorf To: freebsd-questions@freebsd.org Subject: Re: Ask stupid questions and you'll get a stupid answers, was: Technological advantages over Linux Message-ID: <20200728135245.5d87ddfe@archlinux> In-Reply-To: <20200728120322.bb850a6dacdccf496758e620@sohara.org> References: <20200214121620.GA80657@admin.sibptus.ru> <20200214141600.GA82559@admin.sibptus.ru> <20200214204838.360c8f624397c659946bd764@sohara.org> <20200215063818.GE1482@admin.sibptus.ru> <20200215083359.367d8a3e9ddb4942df67d5b5@sohara.org> <58202623-bbf7-eda0-5cb5-fb4749e91e20@watters.ws> <6318251A-973A-4DEC-9271-12333EB11F7B@kicp.uchicago.edu> <20200728120322.bb850a6dacdccf496758e620@sohara.org> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4BGFRM4ssHz4JSw X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=riseup.net header.s=squak header.b=q39fG5e4; dmarc=pass (policy=none) header.from=riseup.net; spf=pass (mx1.freebsd.org: domain of ralf-mardorf@riseup.net designates 198.252.153.129 as permitted sender) smtp.mailfrom=ralf-mardorf@riseup.net X-Spamd-Result: default: False [-4.33 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[riseup.net:s=squak]; NEURAL_HAM_MEDIUM(-0.95)[-0.946]; FROM_HAS_DN(0.00)[]; RWL_MAILSPIKE_GOOD(0.00)[198.252.153.129:from]; TO_MATCH_ENVRCPT_ALL(0.00)[]; R_SPF_ALLOW(-0.20)[+mx]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; PREVIOUSLY_DELIVERED(0.00)[freebsd-questions@freebsd.org]; RCPT_COUNT_ONE(0.00)[1]; DWL_DNSWL_LOW(-1.00)[riseup.net:dkim]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[riseup.net:+]; DMARC_POLICY_ALLOW(-0.50)[riseup.net,none]; NEURAL_HAM_SHORT(-0.78)[-0.776]; NEURAL_HAM_LONG(-1.01)[-1.009]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; MID_RHS_NOT_FQDN(0.50)[]; ASN(0.00)[asn:16652, ipnet:198.252.153.0/24, country:US]; RCVD_TLS_ALL(0.00)[]; RCVD_IN_DNSWL_LOW(-0.10)[198.252.153.129:from] X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.33 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Jul 2020 11:52:48 -0000 On Tue, 28 Jul 2020 12:03:22 +0100, Steve O'Hara-Smith wrote: >It all sort of makes sense - right up to wondering why mesa-libs >and lib-va require wayland rather than the other way round. They probably need Wayland to bridge/wrap GL or video acceleration to Wayland. Wayland probably doesn't need GL, because it does use another GL implementation and hardware video acceleration is probably not supported by Wayland at all, but maybe requires always Xwayland. Just guesses. A short research seems to confirm the guess related to GL. The same short research doesn't provide anything halfway clear related to hardware video acceleration.