Add spline tests to qmlbenchmark2d

Change-Id: Ib5d5e30517c5f40fe6337ba9c248ae95b895c942
Reviewed-by: Jere Tuliniemi <jere.tuliniemi@qt.io>
Reviewed-by: Owais Akhtar <owais.akhtar@qt.io>
(cherry picked from commit 02adf613b1)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

tests/manual/qmlbenchmark2d/CMakeLists.txt

@@ -5,6 +5,8 @@ cmake_minimum_required(VERSION 3.16)
 
 set(CMAKE_INCLUDE_CURRENT_DIR ON)
 
+# To see both QtCharts and QtGraphs benchmarks in one graph, first build and run this with
+# set(USE_CHARTS true) and the again with set(USE_CHARTS false)
 set(USE_CHARTS false)
 
 if (USE_CHARTS)
@@ -61,9 +63,11 @@ set(qmlbenchmark2d_resource_files
     "ChartsAreaTest.qml"
     "ChartsBarTest.qml"
     "ChartsOpenGLLineTest.qml"
+    "ChartsSplineTest.qml"
     "GraphsLineTest.qml"
     "GraphsAreaTest.qml"
     "GraphsBarTest.qml"
+    "GraphsSplineTest.qml"
 )
 
 qt_internal_add_resource(tst_qmlbenchmark2d "qmlbenchmark2d"

tests/manual/qmlbenchmark2d/ChartsSplineTest.qml

@@ -0,0 +1,52 @@
+// Copyright (C) 2025 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+import QtQuick
+import QtCharts
+
+Rectangle {
+    signal measure(int count)
+    width: 800
+    height: 600
+    color: "#404040"
+
+    ChartView {
+        anchors.fill: parent
+        antialiasing: true
+
+        Component.onCompleted: {
+            chartsDataSource.reset(1000);
+        }
+
+        SplineSeries {
+            id: series
+
+            axisX: ValueAxis {
+                id: xAxis
+                min: 0
+                max: series.count
+            }
+
+            axisY: ValueAxis {
+                min: 0
+                max: 10
+            }
+        }
+    }
+
+    FrameAnimation {
+        running: true
+        onTriggered: {
+            if (xAxis.max !== series.count)
+                xAxis.max = series.count
+            chartsDataSource.update(series);
+        }
+    }
+
+    Timer {
+        interval: 400; running: true; repeat: true
+        onTriggered: {
+            parent.measure(series.count)
+        }
+    }
+}

tests/manual/qmlbenchmark2d/GraphsSplineTest.qml

@@ -0,0 +1,55 @@
+// Copyright (C) 2025 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only
+
+import QtQuick
+import QtGraphs
+
+Rectangle {
+    signal measure(int count)
+    width: 800
+    height: 600
+    color: "#404040"
+
+    GraphsView {
+        id: graph
+        anchors.fill: parent
+        antialiasing: true
+
+        Component.onCompleted: {
+            dataSource.reset(1000);
+        }
+
+        axisX: ValueAxis {
+            min: 0
+            max: {
+                if (series.count > 0)
+                    return series.count
+                else
+                    return 1000
+            }
+        }
+
+        axisY: ValueAxis {
+            min: 0
+            max: 10
+        }
+
+        SplineSeries {
+            id: series
+        }
+    }
+
+    FrameAnimation {
+        running: true
+        onTriggered: {
+            dataSource.update(series);
+        }
+    }
+
+    Timer {
+        interval: 400; running: true; repeat: true
+        onTriggered: {
+            parent.measure(series.count)
+        }
+    }
+}

tests/manual/qmlbenchmark2d/Main.qml

@@ -8,8 +8,8 @@ Item {
     id: base
     width: 800
     height: 600
-    property list<string> graphsTests: ["GraphsLineTest.qml", "GraphsAreaTest.qml", "GraphsBarTest.qml"]
-    property list<string> chartsTests: ["ChartsLineTest.qml", "ChartsAreaTest.qml", "ChartsBarTest.qml", "ChartsOpenGLLineTest.qml"]
+    property list<string> graphsTests: ["GraphsLineTest.qml", "GraphsAreaTest.qml", "GraphsBarTest.qml", "GraphsSplineTest.qml"]
+    property list<string> chartsTests: ["ChartsLineTest.qml", "ChartsAreaTest.qml", "ChartsBarTest.qml", "ChartsOpenGLLineTest.qml", "ChartsSplineTest.qml"]
     property list<string> tests: []
     property int testIndex: 0
     property int fps: 0
@@ -71,6 +71,14 @@ Item {
                 loader.source = "Results.qml"
             }
         }
+
+        Button {
+            text: "Show Spline Results"
+            onClicked: {
+                base.resultType = "Spline"
+                loader.source = "Results.qml"
+            }
+        }
     }
 
     Loader {

tests/manual/qmlbenchmark2d/Results.qml

@@ -29,7 +29,8 @@ Rectangle {
         theme: GraphsTheme {
             id: myTheme
             colorScheme: GraphsTheme.ColorScheme.Dark
-            seriesColors: ["#ffaaaa", "#aaffaa", "#aaaaff", "#ff0000", "#ffffaa", "#aaffff", "#ffaaff"]
+            // seriesColors: ["#ffaaaa", "#aaffaa", "#aaaaff", "#ff0000", "#ffffaa", "#aaffff", "#ffaaff"]
+            seriesColors: ["#ff0000", "#00ff00", "#0000ff", "#ffffff", "#550000", "#ffff00", "#00ffff", "#ff00ff", "#555500"]
         }
 
         axisX: BarCategoryAxis {