From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8C4A6C433FE for ; Wed, 9 Dec 2020 13:46:49 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6207E23AC4 for ; Wed, 9 Dec 2020 13:46:49 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732533AbgLINqt (ORCPT ); Wed, 9 Dec 2020 08:46:49 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58056 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732187AbgLINqt (ORCPT ); Wed, 9 Dec 2020 08:46:49 -0500 Received: from mail-wr1-x442.google.com (mail-wr1-x442.google.com [IPv6:2a00:1450:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9E4B5C061794 for ; Wed, 9 Dec 2020 05:46:08 -0800 (PST) Received: by mail-wr1-x442.google.com with SMTP id i9so1811062wrc.4 for ; Wed, 09 Dec 2020 05:46:08 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=6hg2TZ1H2k+X+18hsbeOQVbdKwhyM7lx1St9l3Gf114=; b=E+sRfAQzOU8YBfgyoruk4aNJ9MSjBrhNuJh8UaVvWSjegFKrUTAZJ9tiLPf2B2GUuG qrr2YmPj8y/g6on+as6Xi6Ihf7euD1xx4R+dr6b/tNmsgo0+KgRQSpObedRQRvW9JHsE csvNjM79UXGd8BELHwhjxrH5lJg3xvvjKUETr0NUWNOLh2mpdHrXBf2Sg1Jv9N845yvY cJsV+euAGohAv74gF77B1oA2xOSDBlaWGZkX1FVeiXq9vvs72GZolmigV54vYpK+w7Gn 9+9bneTNdr+EdK2hoFF7LSbLu9KFI3S8yjCdhb8z1kAn04Xp42IFP3V6KM5ovT/Xp8FV Te1Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=6hg2TZ1H2k+X+18hsbeOQVbdKwhyM7lx1St9l3Gf114=; b=NsVimbAe+VZTIOhZi4vbmnp8zqfYqBiznhg64JQVpuJGAtAzThg8F+a6EWYVMr1rRj kgNwJmzcVveDT6u4uS/vQKGExBFiHwyiCj9mBBbTl5zmsP7MFL2PWkXf33nKqFm/ql0V Kba0jHGwBpVN46Qjb4/T9lkVTs/NvqVPwqevf3GcxB0YMwkAu3uKO6u+dueGHtkZRTtI zz0eG8AXKZynyrMaRNud4EAIDiy6Qa2hnug0KbPTzAnEZcvvULYapbMMi8LT5OMnNug4 kgu8xutjLOc4UigFntZlIdQ66AiMDKyN7xwkjD0imWUkq59CDM8ZAZpfo8SI+VJpECpg JP7g== X-Gm-Message-State: AOAM533IUwYDZTcgdZ4KWf5gZmuwJLEd+SbbMWJnbYDCdY6DAcwWAaEF qeKRrO2C0JO/7qBGSTPL0+U= X-Google-Smtp-Source: ABdhPJx/4N16fGggkSFcitcprAiCYM05igsZRAAdjISpmAgR0mHW54M3Mwd8o2/to+r2/BbGpUgzQw== X-Received: by 2002:a5d:504d:: with SMTP id h13mr2860690wrt.246.1607521567411; Wed, 09 Dec 2020 05:46:07 -0800 (PST) Received: from localhost.localdomain ([95.87.199.104]) by smtp.gmail.com with ESMTPSA id s1sm4029431wrv.97.2020.12.09.05.46.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 09 Dec 2020 05:46:06 -0800 (PST) From: "Yordan Karadzhov (VMware)" To: rostedt@goodmis.org Cc: linux-trace-devel@vger.kernel.org, "Yordan Karadzhov (VMware)" Subject: [PATCH 02/10] kernel-shark: Add getStreamColorTable() Date: Wed, 9 Dec 2020 15:45:22 +0200 Message-Id: <20201209134530.428368-3-y.karadz@gmail.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20201209134530.428368-1-y.karadz@gmail.com> References: <20201209134530.428368-1-y.karadz@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-trace-devel@vger.kernel.org This method provides a hash table that maps the stream Ids to rainbow-like colors. Signed-off-by: Yordan Karadzhov (VMware) --- src/KsPlotTools.cpp | 33 +++++++++++++++++++++++++++++++++ src/KsPlotTools.hpp | 2 ++ 2 files changed, 35 insertions(+) diff --git a/src/KsPlotTools.cpp b/src/KsPlotTools.cpp index 113a6c0..7a0450b 100644 --- a/src/KsPlotTools.cpp +++ b/src/KsPlotTools.cpp @@ -182,6 +182,39 @@ ColorTable getCPUColorTable() return colors; } +/** + * @brief Create a Hash table of Rainbow colors. The Steam Ids are + * mapped to the palette of Rainbow colors. + * + * @returns ColorTable instance. + */ +ColorTable getStreamColorTable() +{ + kshark_context *kshark_ctx(nullptr); + ColorTable colors; + Color color; + float alpha(.35); + int *streamIds; + + if (!kshark_instance(&kshark_ctx)) + return colors; + + streamIds = kshark_all_streams(kshark_ctx); + for (int i = 0; i < kshark_ctx->n_streams; ++i) { + /* + * Starting from index 6 provides better functioning of the + * color scheme slider. + */ + color.setRainbowColor(i + 6); + color.blend(alpha); + colors[streamIds[i]] = color; + } + + free(streamIds); + + return colors; +} + /** * @brief Search the Hash table of Rainbow colors for a particular key (pid). * diff --git a/src/KsPlotTools.hpp b/src/KsPlotTools.hpp index 6e66373..ab28f43 100644 --- a/src/KsPlotTools.hpp +++ b/src/KsPlotTools.hpp @@ -78,6 +78,8 @@ ColorTable getTaskColorTable(); ColorTable getCPUColorTable(); +ColorTable getStreamColorTable(); + Color getColor(ColorTable *colors, int pid); /** Represents an abstract graphical element. */ -- 2.25.1