fix fade with deco

src/render/OpenGL.cpp

@@ -864,7 +864,7 @@ void CHyprOpenGLImpl::renderSnapshot(SLayerSurface** pLayer) {
     pixman_region32_fini(&fakeDamage);
 }
 
-void CHyprOpenGLImpl::renderRoundedShadow(wlr_box* box, int round, int range) {
+void CHyprOpenGLImpl::renderRoundedShadow(wlr_box* box, int round, int range, float a) {
     RASSERT(m_RenderData.pMonitor, "Tried to render shadow without begin()!");
     RASSERT((box->width > 0 && box->height > 0), "Tried to render shadow with width/height < 0!");
 
@@ -891,7 +891,7 @@ void CHyprOpenGLImpl::renderRoundedShadow(wlr_box* box, int round, int range) {
     glUseProgram(m_shSHADOW.program);
 
     glUniformMatrix3fv(m_shSHADOW.proj, 1, GL_FALSE, glMatrix);
-    glUniform4f(glGetUniformLocation(m_shSHADOW.program, "color"), col.r / 255.f, col.g / 255.f, col.b / 255.f, col.a / 255.f);
+    glUniform4f(glGetUniformLocation(m_shSHADOW.program, "color"), col.r / 255.f, col.g / 255.f, col.b / 255.f, col.a / 255.f * a);
 
     const auto TOPLEFT = Vector2D(range + round, range + round);
     const auto BOTTOMRIGHT = Vector2D(box->width - (range + round), box->height - (range + round));

src/render/OpenGL.hpp

@@ -61,7 +61,7 @@ public:
     void    renderTexture(wlr_texture*, wlr_box*, float a, int round = 0);
     void    renderTexture(const CTexture&, wlr_box*, float a, int round = 0, bool discardOpaque = false, bool border = false, bool allowPrimary = false);
     void    renderTextureWithBlur(const CTexture&, wlr_box*, float a, wlr_surface* pSurface, int round = 0, bool border = false);
-    void    renderRoundedShadow(wlr_box*, int round, int range);
+    void    renderRoundedShadow(wlr_box*, int round, int range, float a = 1.0);
 
     void    makeWindowSnapshot(CWindow*);
     void    makeLayerSnapshot(SLayerSurface*);

src/render/Renderer.cpp

@@ -168,7 +168,7 @@ void CHyprRenderer::renderWindow(CWindow* pWindow, SMonitor* pMonitor, timespec*
 
     // render window decorations first
     for (auto& wd : pWindow->m_dWindowDecorations)
-        wd->draw(pMonitor);
+        wd->draw(pMonitor, renderdata.alpha * renderdata.fadeAlpha / 255.f);
 
     if (!pWindow->m_bIsX11) {
 

src/render/decorations/CHyprDropShadowDecoration.cpp

@@ -37,7 +37,7 @@ void CHyprDropShadowDecoration::updateWindow(CWindow* pWindow) {
     damageEntire();
 }
 
-void CHyprDropShadowDecoration::draw(SMonitor* pMonitor) {
+void CHyprDropShadowDecoration::draw(SMonitor* pMonitor, float a) {
 
     if (!g_pCompositor->windowValidMapped(m_pWindow))
         return;
@@ -62,5 +62,5 @@ void CHyprDropShadowDecoration::draw(SMonitor* pMonitor) {
     fullBox.x -= pMonitor->vecPosition.x;
     fullBox.y -= pMonitor->vecPosition.y;
     
-    g_pHyprOpenGL->renderRoundedShadow(&fullBox, *PROUNDING, *PSHADOWSIZE);
+    g_pHyprOpenGL->renderRoundedShadow(&fullBox, *PROUNDING, *PSHADOWSIZE, a);
 }

src/render/decorations/CHyprDropShadowDecoration.hpp

@@ -9,7 +9,7 @@ public:
 
     virtual SWindowDecorationExtents getWindowDecorationExtents();
 
-    virtual void draw(SMonitor*);
+    virtual void draw(SMonitor*, float a);
 
     virtual eDecorationType getDecorationType();
 

src/render/decorations/CHyprGroupBarDecoration.cpp

@@ -68,7 +68,7 @@ void CHyprGroupBarDecoration::damageEntire() {
     g_pHyprRenderer->damageBox(&dm);
 }
 
-void CHyprGroupBarDecoration::draw(SMonitor* pMonitor) {
+void CHyprGroupBarDecoration::draw(SMonitor* pMonitor, float a) {
     // get how many bars we will draw
     int barsToDraw = m_dwGroupMembers.size();
 
@@ -88,6 +88,7 @@ void CHyprGroupBarDecoration::draw(SMonitor* pMonitor) {
             break;
 
         CColor color = m_dwGroupMembers[i] == g_pCompositor->m_pLastWindow ? CColor(g_pConfigManager->getInt("dwindle:col.group_border_active")) : CColor(g_pConfigManager->getInt("dwindle:col.group_border"));
+        color.a *= a;
         g_pHyprOpenGL->renderRect(&rect, color);
 
         xoff += PAD + BARW;

src/render/decorations/CHyprGroupBarDecoration.hpp

@@ -10,7 +10,7 @@ public:
 
     virtual SWindowDecorationExtents getWindowDecorationExtents();
 
-    virtual void draw(SMonitor*);
+    virtual void draw(SMonitor*, float a);
 
     virtual eDecorationType getDecorationType();
 

src/render/decorations/IHyprWindowDecoration.hpp

@@ -22,7 +22,7 @@ public:
 
     virtual SWindowDecorationExtents getWindowDecorationExtents() = 0;
 
-    virtual void draw(SMonitor*) = 0;
+    virtual void draw(SMonitor*, float a) = 0;
 
     virtual eDecorationType getDecorationType() = 0;