commit c95333c53720f500330ea963a83722a6e2393682
Author: Bartłomiej Mazurski <bartlomiej.mazurski@gmail.com>
Date:   Sat Nov 11 16:54:05 2023 +0100

    first commit

diff --git a/revert_mass-spring-damper_model_for_slide_animation.patch b/revert_mass-spring-damper_model_for_slide_animation.patch
new file mode 100644
index 0000000..64c1d9c
--- /dev/null
+++ b/revert_mass-spring-damper_model_for_slide_animation.patch
@@ -0,0 +1,179 @@
+Subject: [PATCH] revert mass-spring-damper model for slide animation
+---
+Index: src/plugins/slide/slide.kcfg
+IDEA additional info:
+Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
+<+>UTF-8
+===================================================================
+diff --git a/src/plugins/slide/slide.kcfg b/src/plugins/slide/slide.kcfg
+--- a/src/plugins/slide/slide.kcfg	(revision 9ae6a9fc7377d72e8a320e1eca4dce7fba40205c)
++++ b/src/plugins/slide/slide.kcfg	(date 1699716587537)
+@@ -6,11 +6,17 @@
+     http://www.kde.org/standards/kcfg/1.0/kcfg.xsd" >
+     <kcfgfile arg="true"/>
+     <group name="Effect-slide">
++        <entry name="Duration" type="UInt">
++            <default>0</default>
++        </entry>
+         <entry name="HorizontalGap" type="UInt">
+             <default>45</default>
+         </entry>
+         <entry name="VerticalGap" type="UInt">
+             <default>20</default>
++        </entry>
++        <entry name="SlideDocks" type="Bool">
++            <default>false</default>
+         </entry>
+         <entry name="SlideBackground" type="Bool">
+             <default>true</default>
+Index: src/plugins/slide/slide_config.ui
+IDEA additional info:
+Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
+<+>UTF-8
+===================================================================
+diff --git a/src/plugins/slide/slide_config.ui b/src/plugins/slide/slide_config.ui
+--- a/src/plugins/slide/slide_config.ui	(revision 9ae6a9fc7377d72e8a320e1eca4dce7fba40205c)
++++ b/src/plugins/slide/slide_config.ui	(date 1699716657985)
+@@ -12,6 +12,39 @@
+   </property>
+   <layout class="QVBoxLayout" name="verticalLayout">
+    <item>
++    <layout class="QFormLayout" name="layout_Duration">
++     <item row="0" column="0">
++      <widget class="QLabel" name="label_Duration">
++       <property name="text">
++        <string>Duration:</string>
++       </property>
++      </widget>
++     </item>
++     <item row="0" column="1">
++      <widget class="QSpinBox" name="kcfg_Duration">
++       <property name="sizePolicy">
++        <sizepolicy hsizetype="Expanding" vsizetype="Fixed">
++         <horstretch>0</horstretch>
++         <verstretch>0</verstretch>
++        </sizepolicy>
++       </property>
++       <property name="specialValueText">
++        <string extracomment="Duration of the slide animation.">Default</string>
++       </property>
++       <property name="suffix">
++        <string> milliseconds</string>
++       </property>
++       <property name="maximum">
++        <number>9999</number>
++       </property>
++       <property name="singleStep">
++        <number>10</number>
++       </property>
++      </widget>
++     </item>
++    </layout>
++   </item>
++   <item>
+     <widget class="QGroupBox" name="groupBox_Gaps">
+      <property name="title">
+       <string>Gap between desktops</string>
+@@ -64,6 +97,13 @@
+        </widget>
+       </item>
+      </layout>
++    </widget>
++   </item>
++   <item>
++    <widget class="QCheckBox" name="kcfg_SlideDocks">
++     <property name="text">
++      <string>Slide docks</string>
++     </property>
+     </widget>
+    </item>
+    <item>
+Index: src/plugins/slide/slide.cpp
+IDEA additional info:
+Subsystem: com.intellij.openapi.diff.impl.patch.CharsetEP
+<+>UTF-8
+===================================================================
+diff --git a/src/plugins/slide/slide.cpp b/src/plugins/slide/slide.cpp
+--- a/src/plugins/slide/slide.cpp	(revision 9ae6a9fc7377d72e8a320e1eca4dce7fba40205c)
++++ b/src/plugins/slide/slide.cpp	(date 1699716419773)
+@@ -26,6 +26,8 @@
+     initConfig<SlideConfig>();
+     reconfigure(ReconfigureAll);
+ 
++    m_timeLine.setEasingCurve(QEasingCurve::OutCubic);
++
+     connect(effects, &EffectsHandler::desktopChanged,
+             this, &SlideEffect::desktopChanged);
+     connect(effects, &EffectsHandler::desktopChanging,
+@@ -62,11 +64,8 @@
+ {
+     SlideConfig::self()->read();
+ 
+-    const qreal springConstant = 300.0 / effects->animationTimeFactor();
+-    const qreal dampingRatio = 1.1;
+-
+-    m_motionX = SpringMotion(springConstant, dampingRatio);
+-    m_motionY = SpringMotion(springConstant, dampingRatio);
++    m_fullAnimationDuration = animationTime<SlideConfig>(500);
++    m_timeLine.setDuration(std::chrono::milliseconds(m_fullAnimationDuration));
+ 
+     m_hGap = SlideConfig::horizontalGap();
+     m_vGap = SlideConfig::verticalGap();
+@@ -99,13 +98,10 @@
+         timeDelta = presentTime - m_lastPresentTime;
+     }
+     m_lastPresentTime = presentTime;
++    m_timeLine.update(timeDelta);
+ 
+     if (m_state == State::ActiveAnimation) {
+-        m_motionX.advance(timeDelta);
+-        m_motionY.advance(timeDelta);
+-        const QSize virtualSpaceSize = effects->virtualScreenSize();
+-        m_currentPosition.setX(m_motionX.position() / virtualSpaceSize.width());
+-        m_currentPosition.setY(m_motionY.position() / virtualSpaceSize.height());
++        m_currentPosition = m_startPos + (m_endPos - m_startPos) * m_timeLine.value();
+     }
+ 
+     const QList<VirtualDesktop *> desktops = effects->desktops();
+@@ -252,7 +248,7 @@
+ 
+ void SlideEffect::postPaintScreen()
+ {
+-    if (m_state == State::ActiveAnimation && !m_motionX.isMoving() && !m_motionY.isMoving()) {
++    if (m_state == State::ActiveAnimation && m_timeLine.done()) {
+         finishedSwitching();
+     }
+ 
+@@ -295,6 +291,7 @@
+ 
+     m_state = State::ActiveAnimation;
+     m_movingWindow = movingWindow;
++    m_timeLine.reset();
+ 
+     m_startPos = m_currentPosition;
+     m_endPos = effects->desktopGridCoords(current);
+@@ -302,11 +299,19 @@
+         optimizePath();
+     }
+ 
+-    const QSize virtualSpaceSize = effects->virtualScreenSize();
+-    m_motionX.setAnchor(m_endPos.x() * virtualSpaceSize.width());
+-    m_motionX.setPosition(m_startPos.x() * virtualSpaceSize.width());
+-    m_motionY.setAnchor(m_endPos.y() * virtualSpaceSize.height());
+-    m_motionY.setPosition(m_startPos.y() * virtualSpaceSize.height());
++    // Find an apropriate duration
++    QPointF distance = m_startPos - m_endPos;
++    distance.setX(std::abs(distance.x()));
++    distance.setY(std::abs(distance.y()));
++    if (distance.x() < 1 && distance.y() < 1) {
++        if (distance.x() > distance.y()) {
++            m_timeLine.setDuration(std::chrono::milliseconds(std::max(1, (int)(m_fullAnimationDuration * distance.x()))));
++        } else {
++            m_timeLine.setDuration(std::chrono::milliseconds(std::max(1, (int)(m_fullAnimationDuration * distance.y()))));
++        }
++    } else {
++        m_timeLine.setDuration(std::chrono::milliseconds(m_fullAnimationDuration));
++    }
+ 
+     effects->setActiveFullScreenEffect(this);
+     effects->addRepaintFull();