From patchwork Thu Nov 4 06:51:53 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Kim, Dongwon" X-Patchwork-Id: 12602637 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4CCABC433F5 for ; Thu, 4 Nov 2021 07:20:52 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 0E6DD610FC for ; Thu, 4 Nov 2021 07:20:52 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 0E6DD610FC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:51686 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1miX3L-0003kS-6o for qemu-devel@archiver.kernel.org; Thu, 04 Nov 2021 03:20:51 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56926) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miWyk-0004q0-Ua for qemu-devel@nongnu.org; Thu, 04 Nov 2021 03:16:06 -0400 Received: from mga17.intel.com ([192.55.52.151]:65406) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1miWyj-0000gd-8q for qemu-devel@nongnu.org; Thu, 04 Nov 2021 03:16:06 -0400 X-IronPort-AV: E=McAfee;i="6200,9189,10157"; a="212405225" X-IronPort-AV: E=Sophos;i="5.87,208,1631602800"; d="scan'208";a="212405225" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Nov 2021 00:15:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.87,208,1631602800"; d="scan'208";a="639171373" Received: from dongwonk-z390-aorus-ultra-intel-gfx.fm.intel.com ([10.105.129.122]) by fmsmga001.fm.intel.com with ESMTP; 04 Nov 2021 00:15:51 -0700 From: Dongwon Kim To: qemu-devel@nongnu.org Subject: [PATCH v2 6/6] ui/gtk-egl: blitting partial guest fb to the proper scanout surface Date: Wed, 3 Nov 2021 23:51:53 -0700 Message-Id: <20211104065153.28897-6-dongwon.kim@intel.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20211104065153.28897-1-dongwon.kim@intel.com> References: <20211103053937.on4dg37wmkx2f2t5@sirius.home.kraxel.org> <20211104065153.28897-1-dongwon.kim@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=192.55.52.151; envelope-from=dongwon.kim@intel.com; helo=mga17.intel.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vivek Kasireddy , Dongwon Kim , Gerd Hoffmann Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" eb_fb_blit should be able to blit partial image of guest display (blob res) in case multiple displays are configured for the guest and they are set as extended- desktop mode. v2: egl_fb includes dmabuf info then make egl_fb_blit position and size parameters programmed in dmabuf structure (previously position/size parameters were given to egl_fb_blit separately) (Vivek Kasireddy) changed the commit message as there is no interface change to egl_fb_blit Cc: Gerd Hoffmann Cc: Vivek Kasireddy Signed-off-by: Dongwon Kim --- ui/egl-helpers.c | 25 +++++++++++++++++++++---- 1 file changed, 21 insertions(+), 4 deletions(-) diff --git a/ui/egl-helpers.c b/ui/egl-helpers.c index 385a3fa752..3a88245b67 100644 --- a/ui/egl-helpers.c +++ b/ui/egl-helpers.c @@ -90,14 +90,31 @@ void egl_fb_setup_new_tex(egl_fb *fb, int width, int height) void egl_fb_blit(egl_fb *dst, egl_fb *src, bool flip) { - GLuint y1, y2; + GLuint x1 = 0; + GLuint y1 = 0; + GLuint x2, y2; + GLuint w = src->width; + GLuint h = src->height; glBindFramebuffer(GL_READ_FRAMEBUFFER, src->framebuffer); glBindFramebuffer(GL_DRAW_FRAMEBUFFER, dst->framebuffer); glViewport(0, 0, dst->width, dst->height); - y1 = flip ? src->height : 0; - y2 = flip ? 0 : src->height; - glBlitFramebuffer(0, y1, src->width, y2, + + if (src->dmabuf) { + x1 = src->dmabuf->x; + y1 = src->dmabuf->y; + w = src->dmabuf->scanout_width; + h = src->dmabuf->scanout_height; + } + + w = (x1 + w) > src->width ? src->width - x1 : w; + h = (y1 + h) > src->height ? src->height - y1 : h; + + y2 = flip ? y1 : h + y1; + y1 = flip ? h + y1 : y1; + x2 = x1 + w; + + glBlitFramebuffer(x1, y1, x2, y2, 0, 0, dst->width, dst->height, GL_COLOR_BUFFER_BIT, GL_LINEAR); }