implement ws scaling

5 files changed, 125 insertions, 80 deletions

diff --git a/src/config/ConfigManager.cpp b/src/config/ConfigManager.cpp
index 0390b9d9..58b18677 100644
--- a/src/config/ConfigManager.cpp
+++ b/src/config/ConfigManager.cpp
@@ -741,8 +741,6 @@ void CConfigManager::setDefaultAnimationVars() {
         INITANIMCFG("fadeShadow");
         INITANIMCFG("fadeDim");
 
-        // border
-
         // workspaces
         INITANIMCFG("workspaces");
         INITANIMCFG("workspacesIn");
@@ -777,6 +775,12 @@ void CConfigManager::setDefaultAnimationVars() {
     CREATEANIMCFG("fadeLayers", "fade");
     CREATEANIMCFG("fadeLayersIn", "fadeLayers");
     CREATEANIMCFG("fadeLayersOut", "fadeLayers");
+    CREATEANIMCFG("fadeWorkspaces", "fade");
+    CREATEANIMCFG("fadeWorkspacesIn", "fadeWorkspaces");
+    CREATEANIMCFG("fadeWorkspacesOut", "fadeWorkspaces");
+    CREATEANIMCFG("fadeSpecialWorkspace", "fadeWorkspaces");
+    CREATEANIMCFG("fadeSpecialWorkspaceIn", "fadeSpecialWorkspace");
+    CREATEANIMCFG("fadeSpecialWorkspaceOut", "fadeSpecialWorkspace");
 
     CREATEANIMCFG("workspacesIn", "workspaces");
     CREATEANIMCFG("workspacesOut", "workspaces");
diff --git a/src/desktop/Workspace.cpp b/src/desktop/Workspace.cpp
index a9412e6d..36bd08d4 100644
--- a/src/desktop/Workspace.cpp
+++ b/src/desktop/Workspace.cpp
@@ -26,12 +26,18 @@ void CWorkspace::init(PHLWORKSPACE self) {
                                                    g_pConfigManager->getAnimationPropertyConfig("workspacesIn"),
                            self, AVARDAMAGE_ENTIRE);
     m_fAlpha.create(AVARTYPE_FLOAT,
-                    m_bIsSpecialWorkspace ? g_pConfigManager->getAnimationPropertyConfig("specialWorkspaceIn") : g_pConfigManager->getAnimationPropertyConfig("workspacesIn"), self,
-                    AVARDAMAGE_ENTIRE);
+                    m_bIsSpecialWorkspace ? g_pConfigManager->getAnimationPropertyConfig("fadeSpecialWorkspaceIn") :
+                                            g_pConfigManager->getAnimationPropertyConfig("fadeWorkspacesIn"),
+                    self, AVARDAMAGE_ENTIRE);
     m_fAlpha.setValueAndWarp(1.f);
+    m_fScaleClients.create(
+        AVARTYPE_FLOAT, m_bIsSpecialWorkspace ? g_pConfigManager->getAnimationPropertyConfig("specialWorkspaceIn") : g_pConfigManager->getAnimationPropertyConfig("workspacesIn"),
+        self, AVARDAMAGE_ENTIRE);
+    m_fScaleClients.setValueAndWarp(1.f);
 
     m_vRenderOffset.registerVar();
     m_fAlpha.registerVar();
+    m_fScaleClients.registerVar();
 
     const auto RULEFORTHIS = g_pConfigManager->getWorkspaceRuleFor(self);
     if (RULEFORTHIS.defaultName.has_value())
@@ -83,13 +89,15 @@ CWorkspace::~CWorkspace() {
 
 void CWorkspace::startAnim(bool in, bool left, bool instant) {
     if (!instant) {
-        const std::string ANIMNAME = std::format("{}{}", m_bIsSpecialWorkspace ? "specialWorkspace" : "workspaces", in ? "In" : "Out");
+        const std::string ANIMNAME  = std::format("{}{}", m_bIsSpecialWorkspace ? "specialWorkspace" : "workspaces", in ? "In" : "Out");
+        const std::string ANIMNAME2 = std::format("fade{}{}", m_bIsSpecialWorkspace ? "SpecialWorkspace" : "Workspaces", in ? "In" : "Out");
 
-        m_fAlpha.m_pConfig        = g_pConfigManager->getAnimationPropertyConfig(ANIMNAME);
+        m_fAlpha.m_pConfig        = g_pConfigManager->getAnimationPropertyConfig(ANIMNAME2);
         m_vRenderOffset.m_pConfig = g_pConfigManager->getAnimationPropertyConfig(ANIMNAME);
+        m_fScaleClients.m_pConfig = g_pConfigManager->getAnimationPropertyConfig(ANIMNAME);
     }
 
-    const auto  ANIMSTYLE     = m_fAlpha.m_pConfig->pValues->internalStyle;
+    const auto  ANIMSTYLE     = m_vRenderOffset.m_pConfig->pValues->internalStyle;
     static auto PWORKSPACEGAP = CConfigValue<Hyprlang::INT>("general:gaps_workspaces");
 
     // set floating windows offset callbacks
@@ -102,95 +110,71 @@ void CWorkspace::startAnim(bool in, bool left, bool instant) {
         };
     });
 
-    if (ANIMSTYLE.starts_with("slidefade")) {
+    m_fAlpha.setValueAndWarp(in ? 0.F : 1.F);
+    m_fAlpha = in ? 1.F : 0.F;
+
+    // handle animation styles for the movement one
+    if (ANIMSTYLE.starts_with("slide") && ANIMSTYLE.contains("%")) {
         const auto PMONITOR = g_pCompositor->getMonitorFromID(m_iMonitorID);
         float      movePerc = 100.f;
 
-        if (ANIMSTYLE.find("%") != std::string::npos) {
-            try {
-                auto percstr = ANIMSTYLE.substr(ANIMSTYLE.find_last_of(' ') + 1);
-                movePerc     = std::stoi(percstr.substr(0, percstr.length() - 1));
-            } catch (std::exception& e) { Debug::log(ERR, "Error in startAnim: invalid percentage"); }
-        }
+        try {
+            auto percstr = ANIMSTYLE.substr(ANIMSTYLE.find_last_of(' ') + 1);
+            movePerc     = std::stoi(percstr.substr(0, percstr.length() - 1));
+        } catch (std::exception& e) { Debug::log(ERR, "Error in startAnim: invalid percentage"); }
 
-        m_fAlpha.setValueAndWarp(1.f);
         m_vRenderOffset.setValueAndWarp(Vector2D(0, 0));
+        m_fScaleClients.setValueAndWarp(1.F);
 
-        if (ANIMSTYLE.starts_with("slidefadevert")) {
+        if (ANIMSTYLE.starts_with("slidevert")) {
             if (in) {
-                m_fAlpha.setValueAndWarp(0.f);
                 m_vRenderOffset.setValueAndWarp(Vector2D(0.0, (left ? PMONITOR->vecSize.y : -PMONITOR->vecSize.y) * (movePerc / 100.f)));
-                m_fAlpha        = 1.f;
                 m_vRenderOffset = Vector2D(0, 0);
-            } else {
-                m_fAlpha.setValueAndWarp(1.f);
-                m_fAlpha        = 0.f;
+            } else
                 m_vRenderOffset = Vector2D(0.0, (left ? -PMONITOR->vecSize.y : PMONITOR->vecSize.y) * (movePerc / 100.f));
-            }
+
         } else {
             if (in) {
-                m_fAlpha.setValueAndWarp(0.f);
                 m_vRenderOffset.setValueAndWarp(Vector2D((left ? PMONITOR->vecSize.x : -PMONITOR->vecSize.x) * (movePerc / 100.f), 0.0));
-                m_fAlpha        = 1.f;
                 m_vRenderOffset = Vector2D(0, 0);
-            } else {
-                m_fAlpha.setValueAndWarp(1.f);
-                m_fAlpha        = 0.f;
+            } else
                 m_vRenderOffset = Vector2D((left ? -PMONITOR->vecSize.x : PMONITOR->vecSize.x) * (movePerc / 100.f), 0.0);
-            }
         }
-    } else if (ANIMSTYLE == "fade") {
-        m_vRenderOffset.setValueAndWarp(Vector2D(0, 0)); // fix a bug, if switching from slide -> fade.
+    } else if (ANIMSTYLE.starts_with("popin")) {
+        m_vRenderOffset.setValueAndWarp(Vector2D(0, 0));
 
-        if (in) {
-            m_fAlpha.setValueAndWarp(0.f);
-            m_fAlpha = 1.f;
-        } else {
-            m_fAlpha.setValueAndWarp(1.f);
-            m_fAlpha = 0.f;
-        }
-    } else if (ANIMSTYLE == "slidevert") {
-        // fallback is slide
-        const auto PMONITOR  = g_pCompositor->getMonitorFromID(m_iMonitorID);
-        const auto YDISTANCE = PMONITOR->vecSize.y + *PWORKSPACEGAP;
+        float startPerc = 100.f;
 
-        m_fAlpha.setValueAndWarp(1.f); // fix a bug, if switching from fade -> slide.
+        try {
+            auto percstr = ANIMSTYLE.substr(ANIMSTYLE.find_last_of(' ') + 1);
+            startPerc    = std::stoi(percstr.substr(0, percstr.length() - 1));
+        } catch (std::exception& e) { Debug::log(ERR, "Error in startAnim: invalid percentage"); }
 
         if (in) {
-            m_vRenderOffset.setValueAndWarp(Vector2D(0.0, left ? YDISTANCE : -YDISTANCE));
-            m_vRenderOffset = Vector2D(0, 0);
+            m_fScaleClients.setValueAndWarp(startPerc / 100.F);
+            m_fScaleClients = 1.F;
         } else {
-            m_vRenderOffset = Vector2D(0.0, left ? -YDISTANCE : YDISTANCE);
+            m_fScaleClients.setValueAndWarp(1.F);
+            m_fScaleClients = startPerc / 100.F;
         }
     } else {
         // fallback is slide
         const auto PMONITOR  = g_pCompositor->getMonitorFromID(m_iMonitorID);
         const auto XDISTANCE = PMONITOR->vecSize.x + *PWORKSPACEGAP;
 
-        m_fAlpha.setValueAndWarp(1.f); // fix a bug, if switching from fade -> slide.
+        m_fScaleClients.setValueAndWarp(1.F);
 
         if (in) {
             m_vRenderOffset.setValueAndWarp(Vector2D(left ? XDISTANCE : -XDISTANCE, 0.0));
             m_vRenderOffset = Vector2D(0, 0);
-        } else {
+        } else
             m_vRenderOffset = Vector2D(left ? -XDISTANCE : XDISTANCE, 0.0);
-        }
-    }
-
-    if (m_bIsSpecialWorkspace) {
-        // required for open/close animations
-        if (in) {
-            m_fAlpha.setValueAndWarp(0.f);
-            m_fAlpha = 1.f;
-        } else {
-            m_fAlpha.setValueAndWarp(1.f);
-            m_fAlpha = 0.f;
-        }
     }
 
     if (instant) {
         m_vRenderOffset.warp();
         m_fAlpha.warp();
+        m_fScaleClients.warp();
     }
 }
 
diff --git a/src/desktop/Workspace.hpp b/src/desktop/Workspace.hpp
index 9cacb0cc..3024c64c 100644
--- a/src/desktop/Workspace.hpp
+++ b/src/desktop/Workspace.hpp
@@ -39,6 +39,7 @@ class CWorkspace {
     // for animations
     CAnimatedVariable<Vector2D> m_vRenderOffset;
     CAnimatedVariable<float>    m_fAlpha;
+    CAnimatedVariable<float>    m_fScaleClients;
     bool                        m_bForceRendering = false;
 
     // allows damage to propagate.
diff --git a/src/managers/AnimationManager.cpp b/src/managers/AnimationManager.cpp
index beb880be..f8e60de4 100644
--- a/src/managers/AnimationManager.cpp
+++ b/src/managers/AnimationManager.cpp
@@ -472,9 +472,9 @@ std::string CAnimationManager::styleValidInConfigVar(const std::string& config,
 
         return "unknown style";
     } else if (config.starts_with("workspaces") || config.starts_with("specialWorkspace")) {
-        if (style == "slide" || style == "slidevert" || style == "fade")
+        if (style == "slide" || style == "slidevert")
             return "";
-        else if (style.starts_with("slidefade")) {
+        else if (style.starts_with("slide") || style.starts_with("popin")) {
             // try parsing
             float movePerc = 0.f;
             if (style.find("%") != std::string::npos) {
diff --git a/src/render/Renderer.cpp b/src/render/Renderer.cpp
index c2ecbbf3..828d35cf 100644
--- a/src/render/Renderer.cpp
+++ b/src/render/Renderer.cpp
@@ -437,6 +437,17 @@ void CHyprRenderer::renderWorkspaceWindows(CMonitor* pMonitor, PHLWORKSPACE pWor
 
     EMIT_HOOK_EVENT("render", RENDER_PRE_WINDOWS);
 
+    // TODO: dedup this with renderallclients
+    auto preWorkspaceScaleAnim = []() { g_pHyprOpenGL->bindOffMain(); };
+
+    auto postWorkspaceScaleAnim = [pMonitor](PHLWORKSPACE workspace) {
+        g_pHyprOpenGL->bindBackOnMain();
+        CBox box = CBox{{}, pMonitor->vecPixelSize}.scaleFromCenter(workspace->m_fScaleClients.value());
+        g_pHyprOpenGL->renderTexture(g_pHyprOpenGL->m_RenderData.pCurrentMonData->offMainFB.m_cTex, &box, 1.F);
+    };
+
+    std::unordered_map<PHLWORKSPACE, std::vector<std::pair<PHLWINDOW, eRenderPassMode>>> toRender;
+
     // Non-floating main
     for (auto& w : g_pCompositor->m_vWindows) {
         if (w->isHidden() || (!w->m_bIsMapped && !w->m_bFadingOut))
@@ -457,12 +468,11 @@ void CHyprRenderer::renderWorkspaceWindows(CMonitor* pMonitor, PHLWORKSPACE pWor
             continue;
         }
 
-        // render the bad boy
-        renderWindow(w, pMonitor, time, true, RENDER_PASS_MAIN);
+        toRender[w->m_pWorkspace].emplace_back(w, RENDER_PASS_MAIN);
     }
 
     if (lastWindow)
-        renderWindow(lastWindow, pMonitor, time, true, RENDER_PASS_MAIN);
+        toRender[lastWindow->m_pWorkspace].emplace_back(lastWindow, RENDER_PASS_MAIN);
 
     // Non-floating popup
     for (auto& w : g_pCompositor->m_vWindows) {
@@ -478,8 +488,7 @@ void CHyprRenderer::renderWorkspaceWindows(CMonitor* pMonitor, PHLWORKSPACE pWor
         if (!shouldRenderWindow(w, pMonitor))
             continue;
 
-        // render the bad boy
-        renderWindow(w, pMonitor, time, true, RENDER_PASS_POPUP);
+        toRender[w->m_pWorkspace].emplace_back(w, RENDER_PASS_POPUP);
     }
 
     // floating on top
@@ -499,9 +508,39 @@ void CHyprRenderer::renderWorkspaceWindows(CMonitor* pMonitor, PHLWORKSPACE pWor
         if (pWorkspace->m_bIsSpecialWorkspace && w->m_iMonitorID != pWorkspace->m_iMonitorID)
             continue; // special on another are rendered as a part of the base pass
 
-        // render the bad boy
-        renderWindow(w, pMonitor, time, true, RENDER_PASS_ALL);
+        toRender[w->m_pWorkspace].emplace_back(w, RENDER_PASS_ALL);
+    }
+
+    // firstly, render all workspaces in sync, but leave out main workspace
+    for (auto& [k, v] : toRender) {
+        if (k == pWorkspace)
+            continue;
+
+        const bool SCALE = k->m_fScaleClients.value() != 1.F && g_pCompositor->getWindowsOnWorkspace(k->m_iID) > 0;
+
+        if (SCALE)
+            preWorkspaceScaleAnim();
+
+        for (auto& [window, mode] : v) {
+            renderWindow(window, pMonitor, time, true, mode);
+        }
+
+        if (SCALE)
+            postWorkspaceScaleAnim(k);
+    }
+
+    const bool SCALE = pWorkspace->m_fScaleClients.value() != 1.F && g_pCompositor->getWindowsOnWorkspace(pWorkspace->m_iID) > 0;
+
+    if (SCALE)
+        preWorkspaceScaleAnim();
+
+    // lastly, render the current ws
+    for (auto& [window, mode] : toRender[pWorkspace]) {
+        renderWindow(window, pMonitor, time, true, mode);
     }
+
+    if (SCALE)
+        postWorkspaceScaleAnim(pWorkspace);
 }
 
 void CHyprRenderer::renderWindow(PHLWINDOW pWindow, CMonitor* pMonitor, timespec* time, bool decorate, eRenderPassMode mode, bool ignorePosition, bool ignoreAllGeometry) {
@@ -813,11 +852,19 @@ void CHyprRenderer::renderSessionLockSurface(SSessionLockSurface* pSurface, CMon
 }
 
 void CHyprRenderer::renderAllClientsForWorkspace(CMonitor* pMonitor, PHLWORKSPACE pWorkspace, timespec* time, const Vector2D& translate, const float& scale) {
-    static auto      PDIMSPECIAL      = CConfigValue<Hyprlang::FLOAT>("decoration:dim_special");
-    static auto      PBLURSPECIAL     = CConfigValue<Hyprlang::INT>("decoration:blur:special");
-    static auto      PBLUR            = CConfigValue<Hyprlang::INT>("decoration:blur:enabled");
-    static auto      PRENDERTEX       = CConfigValue<Hyprlang::INT>("misc:disable_hyprland_logo");
-    static auto      PBACKGROUNDCOLOR = CConfigValue<Hyprlang::INT>("misc:background_color");
+    static auto PDIMSPECIAL      = CConfigValue<Hyprlang::FLOAT>("decoration:dim_special");
+    static auto PBLURSPECIAL     = CConfigValue<Hyprlang::INT>("decoration:blur:special");
+    static auto PBLUR            = CConfigValue<Hyprlang::INT>("decoration:blur:enabled");
+    static auto PRENDERTEX       = CConfigValue<Hyprlang::INT>("misc:disable_hyprland_logo");
+    static auto PBACKGROUNDCOLOR = CConfigValue<Hyprlang::INT>("misc:background_color");
+
+    auto        preWorkspaceScaleAnim = []() { g_pHyprOpenGL->bindOffMain(); };
+
+    auto        postWorkspaceScaleAnim = [pMonitor](PHLWORKSPACE workspace) {
+        g_pHyprOpenGL->bindBackOnMain();
+        CBox box = CBox{{}, pMonitor->vecPixelSize}.scaleFromCenter(workspace->m_fScaleClients.value());
+        g_pHyprOpenGL->renderTexture(g_pHyprOpenGL->m_RenderData.pCurrentMonData->offMainFB.m_cTex, &box, 1.F);
+    };
 
     SRenderModifData RENDERMODIFDATA;
     if (translate != Vector2D{0, 0})
@@ -936,12 +983,21 @@ void CHyprRenderer::renderAllClientsForWorkspace(CMonitor* pMonitor, PHLWORKSPAC
 
     // special
     for (auto& ws : g_pCompositor->m_vWorkspaces) {
-        if (ws->m_fAlpha.value() > 0.f && ws->m_bIsSpecialWorkspace) {
-            if (ws->m_bHasFullscreenWindow)
-                renderWorkspaceWindowsFullscreen(pMonitor, ws, time);
-            else
-                renderWorkspaceWindows(pMonitor, ws, time);
-        }
+        if (ws->m_fAlpha.value() <= 0.F || !ws->m_bIsSpecialWorkspace)
+            continue;
+
+        const bool SCALE = ws->m_fScaleClients.value() != 1.F && g_pCompositor->getWindowsOnWorkspace(ws->m_iID) > 0;
+
+        if (SCALE)
+            preWorkspaceScaleAnim();
+
+        if (ws->m_bHasFullscreenWindow)
+            renderWorkspaceWindowsFullscreen(pMonitor, ws, time);
+        else
+            renderWorkspaceWindows(pMonitor, ws, time);
+
+        if (SCALE)
+            postWorkspaceScaleAnim(ws);
     }
 
     // pinned always above
@@ -1316,7 +1372,7 @@ void CHyprRenderer::renderMonitor(CMonitor* pMonitor) {
                 EMIT_HOOK_EVENT("render", RENDER_POST_MIRROR);
                 renderCursor = false;
             } else {
-                CBox renderBox = {0, 0, (int)pMonitor->vecPixelSize.x, (int)pMonitor->vecPixelSize.y};
+                CBox renderBox = CBox{0, 0, (int)pMonitor->vecPixelSize.x, (int)pMonitor->vecPixelSize.y};
                 renderWorkspace(pMonitor, pMonitor->activeWorkspace, &now, renderBox);
 
                 renderLockscreen(pMonitor, &now, renderBox);