Revert^2 "Second Patch for async RenderEngine"

Keep the change of Second Patch for async RenderEngine and fix the
regression

- remove the vector variables which is to store futureFence locally in
BufferStateLayer to get avoid fd leaking
- screenshots initiated from the app don't wait on the SF main thread.

2109270e74a18585aceffc94d1758cee47bb4175

Bug: 202843200
Bug: 202833127
Bug: 202808760
Test: Wembley PIN setting test, NexusLauncherOutOfProcTests
Change-Id: I87847d01e2e330ddec88272cd8608f0b78c0a2cd
diff --git a/libs/renderengine/RenderEngine.cpp b/libs/renderengine/RenderEngine.cpp
index 2174df5..a9ea690 100644
--- a/libs/renderengine/RenderEngine.cpp
+++ b/libs/renderengine/RenderEngine.cpp
@@ -96,7 +96,7 @@
 }
 
 std::future<RenderEngineResult> RenderEngine::drawLayers(
-        const DisplaySettings& display, const std::vector<const LayerSettings*>& layers,
+        const DisplaySettings& display, const std::vector<LayerSettings>& layers,
         const std::shared_ptr<ExternalTexture>& buffer, const bool useFramebufferCache,
         base::unique_fd&& bufferFence) {
     const auto resultPromise = std::make_shared<std::promise<RenderEngineResult>>();
diff --git a/libs/renderengine/gl/GLESRenderEngine.cpp b/libs/renderengine/gl/GLESRenderEngine.cpp
index 2375cb7..22dd866 100644
--- a/libs/renderengine/gl/GLESRenderEngine.cpp
+++ b/libs/renderengine/gl/GLESRenderEngine.cpp
@@ -1080,7 +1080,7 @@
 
 void GLESRenderEngine::drawLayersInternal(
         const std::shared_ptr<std::promise<RenderEngineResult>>&& resultPromise,
-        const DisplaySettings& display, const std::vector<const LayerSettings*>& layers,
+        const DisplaySettings& display, const std::vector<LayerSettings>& layers,
         const std::shared_ptr<ExternalTexture>& buffer, const bool useFramebufferCache,
         base::unique_fd&& bufferFence) {
     ATRACE_CALL();
@@ -1110,10 +1110,10 @@
     std::unique_ptr<BindNativeBufferAsFramebuffer> fbo;
     // Gathering layers that requested blur, we'll need them to decide when to render to an
     // offscreen buffer, and when to render to the native buffer.
-    std::deque<const LayerSettings*> blurLayers;
+    std::deque<const LayerSettings> blurLayers;
     if (CC_LIKELY(mBlurFilter != nullptr)) {
-        for (auto layer : layers) {
-            if (layer->backgroundBlurRadius > 0) {
+        for (const auto& layer : layers) {
+            if (layer.backgroundBlurRadius > 0) {
                 blurLayers.push_back(layer);
             }
         }
@@ -1137,7 +1137,7 @@
     } else {
         setViewportAndProjection(display.physicalDisplay, display.clip);
         auto status =
-                mBlurFilter->setAsDrawTarget(display, blurLayers.front()->backgroundBlurRadius);
+                mBlurFilter->setAsDrawTarget(display, blurLayers.front().backgroundBlurRadius);
         if (status != NO_ERROR) {
             ALOGE("Failed to prepare blur filter! Aborting GPU composition for buffer (%p).",
                   buffer->getBuffer()->handle);
@@ -1167,7 +1167,7 @@
                         .setTexCoords(2 /* size */)
                         .setCropCoords(2 /* size */)
                         .build();
-    for (auto const layer : layers) {
+    for (const auto& layer : layers) {
         if (blurLayers.size() > 0 && blurLayers.front() == layer) {
             blurLayers.pop_front();
 
@@ -1193,7 +1193,7 @@
                 // There's still something else to blur, so let's keep rendering to our FBO
                 // instead of to the display.
                 status = mBlurFilter->setAsDrawTarget(display,
-                                                      blurLayers.front()->backgroundBlurRadius);
+                                                      blurLayers.front().backgroundBlurRadius);
             }
             if (status != NO_ERROR) {
                 ALOGE("Failed to bind framebuffer! Aborting GPU composition for buffer (%p).",
@@ -1214,42 +1214,42 @@
         }
 
         // Ensure luminance is at least 100 nits to avoid div-by-zero
-        const float maxLuminance = std::max(100.f, layer->source.buffer.maxLuminanceNits);
+        const float maxLuminance = std::max(100.f, layer.source.buffer.maxLuminanceNits);
         mState.maxMasteringLuminance = maxLuminance;
         mState.maxContentLuminance = maxLuminance;
-        mState.projectionMatrix = projectionMatrix * layer->geometry.positionTransform;
+        mState.projectionMatrix = projectionMatrix * layer.geometry.positionTransform;
 
-        const FloatRect bounds = layer->geometry.boundaries;
+        const FloatRect bounds = layer.geometry.boundaries;
         Mesh::VertexArray<vec2> position(mesh.getPositionArray<vec2>());
         position[0] = vec2(bounds.left, bounds.top);
         position[1] = vec2(bounds.left, bounds.bottom);
         position[2] = vec2(bounds.right, bounds.bottom);
         position[3] = vec2(bounds.right, bounds.top);
 
-        setupLayerCropping(*layer, mesh);
-        setColorTransform(layer->colorTransform);
+        setupLayerCropping(layer, mesh);
+        setColorTransform(layer.colorTransform);
 
         bool usePremultipliedAlpha = true;
         bool disableTexture = true;
         bool isOpaque = false;
-        if (layer->source.buffer.buffer != nullptr) {
+        if (layer.source.buffer.buffer != nullptr) {
             disableTexture = false;
-            isOpaque = layer->source.buffer.isOpaque;
+            isOpaque = layer.source.buffer.isOpaque;
 
-            sp<GraphicBuffer> gBuf = layer->source.buffer.buffer->getBuffer();
+            sp<GraphicBuffer> gBuf = layer.source.buffer.buffer->getBuffer();
             validateInputBufferUsage(gBuf);
-            bindExternalTextureBuffer(layer->source.buffer.textureName, gBuf,
-                                      layer->source.buffer.fence);
+            bindExternalTextureBuffer(layer.source.buffer.textureName, gBuf,
+                                      layer.source.buffer.fence);
 
-            usePremultipliedAlpha = layer->source.buffer.usePremultipliedAlpha;
-            Texture texture(Texture::TEXTURE_EXTERNAL, layer->source.buffer.textureName);
-            mat4 texMatrix = layer->source.buffer.textureTransform;
+            usePremultipliedAlpha = layer.source.buffer.usePremultipliedAlpha;
+            Texture texture(Texture::TEXTURE_EXTERNAL, layer.source.buffer.textureName);
+            mat4 texMatrix = layer.source.buffer.textureTransform;
 
             texture.setMatrix(texMatrix.asArray());
-            texture.setFiltering(layer->source.buffer.useTextureFiltering);
+            texture.setFiltering(layer.source.buffer.useTextureFiltering);
 
             texture.setDimensions(gBuf->getWidth(), gBuf->getHeight());
-            setSourceY410BT2020(layer->source.buffer.isY410BT2020);
+            setSourceY410BT2020(layer.source.buffer.isY410BT2020);
 
             renderengine::Mesh::VertexArray<vec2> texCoords(mesh.getTexCoordArray<vec2>());
             texCoords[0] = vec2(0.0, 0.0);
@@ -1264,32 +1264,32 @@
             }
         }
 
-        const half3 solidColor = layer->source.solidColor;
-        const half4 color = half4(solidColor.r, solidColor.g, solidColor.b, layer->alpha);
+        const half3 solidColor = layer.source.solidColor;
+        const half4 color = half4(solidColor.r, solidColor.g, solidColor.b, layer.alpha);
         // Buffer sources will have a black solid color ignored in the shader,
         // so in that scenario the solid color passed here is arbitrary.
         setupLayerBlending(usePremultipliedAlpha, isOpaque, disableTexture, color,
-                           layer->geometry.roundedCornersRadius);
-        if (layer->disableBlending) {
+                           layer.geometry.roundedCornersRadius);
+        if (layer.disableBlending) {
             glDisable(GL_BLEND);
         }
-        setSourceDataSpace(layer->sourceDataspace);
+        setSourceDataSpace(layer.sourceDataspace);
 
-        if (layer->shadow.length > 0.0f) {
-            handleShadow(layer->geometry.boundaries, layer->geometry.roundedCornersRadius,
-                         layer->shadow);
+        if (layer.shadow.length > 0.0f) {
+            handleShadow(layer.geometry.boundaries, layer.geometry.roundedCornersRadius,
+                         layer.shadow);
         }
         // We only want to do a special handling for rounded corners when having rounded corners
         // is the only reason it needs to turn on blending, otherwise, we handle it like the
         // usual way since it needs to turn on blending anyway.
-        else if (layer->geometry.roundedCornersRadius > 0.0 && color.a >= 1.0f && isOpaque) {
-            handleRoundedCorners(display, *layer, mesh);
+        else if (layer.geometry.roundedCornersRadius > 0.0 && color.a >= 1.0f && isOpaque) {
+            handleRoundedCorners(display, layer, mesh);
         } else {
             drawMesh(mesh);
         }
 
         // Cleanup if there's a buffer source
-        if (layer->source.buffer.buffer != nullptr) {
+        if (layer.source.buffer.buffer != nullptr) {
             disableBlending();
             setSourceY410BT2020(false);
             disableTexturing();
diff --git a/libs/renderengine/gl/GLESRenderEngine.h b/libs/renderengine/gl/GLESRenderEngine.h
index c4adfdf..1d7c2ca 100644
--- a/libs/renderengine/gl/GLESRenderEngine.h
+++ b/libs/renderengine/gl/GLESRenderEngine.h
@@ -104,7 +104,7 @@
     bool canSkipPostRenderCleanup() const override;
     void drawLayersInternal(const std::shared_ptr<std::promise<RenderEngineResult>>&& resultPromise,
                             const DisplaySettings& display,
-                            const std::vector<const LayerSettings*>& layers,
+                            const std::vector<LayerSettings>& layers,
                             const std::shared_ptr<ExternalTexture>& buffer,
                             const bool useFramebufferCache, base::unique_fd&& bufferFence) override;
 
diff --git a/libs/renderengine/include/renderengine/RenderEngine.h b/libs/renderengine/include/renderengine/RenderEngine.h
index 701c1f2..b9cc648 100644
--- a/libs/renderengine/include/renderengine/RenderEngine.h
+++ b/libs/renderengine/include/renderengine/RenderEngine.h
@@ -160,7 +160,7 @@
     // @return A future object of RenderEngineResult struct indicating whether
     // drawing was successful in async mode.
     virtual std::future<RenderEngineResult> drawLayers(
-            const DisplaySettings& display, const std::vector<const LayerSettings*>& layers,
+            const DisplaySettings& display, const std::vector<LayerSettings>& layers,
             const std::shared_ptr<ExternalTexture>& buffer, const bool useFramebufferCache,
             base::unique_fd&& bufferFence);
 
@@ -231,7 +231,7 @@
 
     virtual void drawLayersInternal(
             const std::shared_ptr<std::promise<RenderEngineResult>>&& resultPromise,
-            const DisplaySettings& display, const std::vector<const LayerSettings*>& layers,
+            const DisplaySettings& display, const std::vector<LayerSettings>& layers,
             const std::shared_ptr<ExternalTexture>& buffer, const bool useFramebufferCache,
             base::unique_fd&& bufferFence) = 0;
 };
diff --git a/libs/renderengine/include/renderengine/mock/RenderEngine.h b/libs/renderengine/include/renderengine/mock/RenderEngine.h
index a7e6809..248bd65 100644
--- a/libs/renderengine/include/renderengine/mock/RenderEngine.h
+++ b/libs/renderengine/include/renderengine/mock/RenderEngine.h
@@ -49,12 +49,12 @@
     MOCK_CONST_METHOD0(canSkipPostRenderCleanup, bool());
     MOCK_METHOD5(drawLayers,
                  std::future<RenderEngineResult>(const DisplaySettings&,
-                                                 const std::vector<const LayerSettings*>&,
+                                                 const std::vector<LayerSettings>&,
                                                  const std::shared_ptr<ExternalTexture>&,
                                                  const bool, base::unique_fd&&));
     MOCK_METHOD6(drawLayersInternal,
                  void(const std::shared_ptr<std::promise<RenderEngineResult>>&&,
-                      const DisplaySettings&, const std::vector<const LayerSettings*>&,
+                      const DisplaySettings&, const std::vector<LayerSettings>&,
                       const std::shared_ptr<ExternalTexture>&, const bool, base::unique_fd&&));
     MOCK_METHOD0(cleanFramebufferCache, void());
     MOCK_METHOD0(getContextPriority, int());
diff --git a/libs/renderengine/skia/Cache.cpp b/libs/renderengine/skia/Cache.cpp
index c4fa1bb..b18a872 100644
--- a/libs/renderengine/skia/Cache.cpp
+++ b/libs/renderengine/skia/Cache.cpp
@@ -95,7 +95,7 @@
             .alpha = 1,
     };
 
-    auto layers = std::vector<const LayerSettings*>{&layer, &caster};
+    auto layers = std::vector<LayerSettings>{layer, caster};
     // Four combinations of settings are used (two transforms here, and drawShadowLayers is
     // called with two different destination data spaces) They're all rounded rect.
     // Three of these are cache misses that generate new shaders.
@@ -140,7 +140,7 @@
                                           }},
     };
 
-    auto layers = std::vector<const LayerSettings*>{&layer};
+    auto layers = std::vector<LayerSettings>{layer};
     for (auto dataspace : {kDestDataSpace, kOtherDataSpace}) {
         layer.sourceDataspace = dataspace;
         // Cache shaders for both rects and round rects.
@@ -176,7 +176,7 @@
             .alpha = 0.5,
     };
 
-    auto layers = std::vector<const LayerSettings*>{&layer};
+    auto layers = std::vector<LayerSettings>{layer};
     for (auto transform : {mat4(), kScaleAndTranslate}) {
         layer.geometry.positionTransform = transform;
         for (float roundedCornersRadius : {0.0f, 50.f}) {
@@ -201,7 +201,7 @@
             .skipContentDraw = true,
     };
 
-    auto layers = std::vector<const LayerSettings*>{&layer};
+    auto layers = std::vector<LayerSettings>{layer};
     // Different blur code is invoked for radii less and greater than 30 pixels
     for (int radius : {9, 60}) {
         layer.backgroundBlurRadius = radius;
@@ -242,7 +242,7 @@
                     },
     };
 
-    auto layers = std::vector<const LayerSettings*>{&layer};
+    auto layers = std::vector<LayerSettings>{layer};
     for (auto pixelSource : {bufferSource, bufferOpaque, colorSource}) {
         layer.source = pixelSource;
         for (auto dataspace : {kDestDataSpace, kOtherDataSpace}) {
@@ -289,7 +289,7 @@
 
     };
 
-    auto layers = std::vector<const LayerSettings*>{&layer};
+    auto layers = std::vector<LayerSettings>{layer};
     renderengine->drawLayers(display, layers, dstTexture, kUseFrameBufferCache, base::unique_fd());
 }
 
@@ -317,7 +317,7 @@
 
     };
 
-    auto layers = std::vector<const LayerSettings*>{&layer};
+    auto layers = std::vector<LayerSettings>{layer};
     renderengine->drawLayers(display, layers, dstTexture, kUseFrameBufferCache, base::unique_fd());
 }
 
@@ -429,7 +429,7 @@
         LayerSettings layer{
                 .source = PixelSource{.solidColor = half3(0.f, 0.f, 0.f)},
         };
-        auto layers = std::vector<const LayerSettings*>{&layer};
+        auto layers = std::vector<LayerSettings>{layer};
         // call get() to make it synchronous
         renderengine
                 ->drawLayers(display, layers, dstTexture, kUseFrameBufferCache, base::unique_fd())
diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.cpp b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
index cb686a6..d5ec774 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.cpp
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
@@ -610,17 +610,18 @@
     AutoBackendTexture::CleanupManager& mMgr;
 };
 
-sk_sp<SkShader> SkiaGLRenderEngine::createRuntimeEffectShader(
-        sk_sp<SkShader> shader,
-        const LayerSettings* layer, const DisplaySettings& display, bool undoPremultipliedAlpha,
-        bool requiresLinearEffect) {
-    const auto stretchEffect = layer->stretchEffect;
+sk_sp<SkShader> SkiaGLRenderEngine::createRuntimeEffectShader(sk_sp<SkShader> shader,
+                                                              const LayerSettings& layer,
+                                                              const DisplaySettings& display,
+                                                              bool undoPremultipliedAlpha,
+                                                              bool requiresLinearEffect) {
+    const auto stretchEffect = layer.stretchEffect;
     // The given surface will be stretched by HWUI via matrix transformation
     // which gets similar results for most surfaces
     // Determine later on if we need to leverage the stertch shader within
     // surface flinger
     if (stretchEffect.hasEffect()) {
-        const auto targetBuffer = layer->source.buffer.buffer;
+        const auto targetBuffer = layer.source.buffer.buffer;
         const auto graphicBuffer = targetBuffer ? targetBuffer->getBuffer() : nullptr;
         if (graphicBuffer && shader) {
             shader = mStretchShaderFactory.createSkShader(shader, stretchEffect);
@@ -629,7 +630,7 @@
 
     if (requiresLinearEffect) {
         const ui::Dataspace inputDataspace =
-                mUseColorManagement ? layer->sourceDataspace : ui::Dataspace::V0_SRGB_LINEAR;
+                mUseColorManagement ? layer.sourceDataspace : ui::Dataspace::V0_SRGB_LINEAR;
         const ui::Dataspace outputDataspace =
                 mUseColorManagement ? display.outputDataspace : ui::Dataspace::V0_SRGB_LINEAR;
 
@@ -645,13 +646,13 @@
         } else {
             runtimeEffect = effectIter->second;
         }
-        float maxLuminance = layer->source.buffer.maxLuminanceNits;
+        float maxLuminance = layer.source.buffer.maxLuminanceNits;
         // If the buffer doesn't have a max luminance, treat it as SDR & use the display's SDR
         // white point
         if (maxLuminance <= 0.f) {
             maxLuminance = display.sdrWhitePointNits;
         }
-        return createLinearEffectShader(shader, effect, runtimeEffect, layer->colorTransform,
+        return createLinearEffectShader(shader, effect, runtimeEffect, layer.colorTransform,
                                         display.maxLuminance, maxLuminance);
     }
     return shader;
@@ -729,7 +730,7 @@
 
 void SkiaGLRenderEngine::drawLayersInternal(
         const std::shared_ptr<std::promise<RenderEngineResult>>&& resultPromise,
-        const DisplaySettings& display, const std::vector<const LayerSettings*>& layers,
+        const DisplaySettings& display, const std::vector<LayerSettings>& layers,
         const std::shared_ptr<ExternalTexture>& buffer, const bool /*useFramebufferCache*/,
         base::unique_fd&& bufferFence) {
     ATRACE_NAME("SkiaGL::drawLayers");
@@ -801,11 +802,11 @@
             if (!layerHasBlur(layer, ctModifiesAlpha)) {
                 continue;
             }
-            if (layer->backgroundBlurRadius > 0 &&
-                layer->backgroundBlurRadius < BlurFilter::kMaxCrossFadeRadius) {
+            if (layer.backgroundBlurRadius > 0 &&
+                layer.backgroundBlurRadius < BlurFilter::kMaxCrossFadeRadius) {
                 requiresCompositionLayer = true;
             }
-            for (auto region : layer->blurRegions) {
+            for (auto region : layer.blurRegions) {
                 if (region.blurRadius < BlurFilter::kMaxCrossFadeRadius) {
                     requiresCompositionLayer = true;
                 }
@@ -813,7 +814,7 @@
             if (requiresCompositionLayer) {
                 activeSurface = dstSurface->makeSurface(dstSurface->imageInfo());
                 canvas = mCapture->tryOffscreenCapture(activeSurface.get(), &offscreenCaptureState);
-                blurCompositionLayer = layer;
+                blurCompositionLayer = &layer;
                 break;
             }
         }
@@ -825,11 +826,11 @@
     initCanvas(canvas, display);
 
     for (const auto& layer : layers) {
-        ATRACE_FORMAT("DrawLayer: %s", layer->name.c_str());
+        ATRACE_FORMAT("DrawLayer: %s", layer.name.c_str());
 
         if (kPrintLayerSettings) {
             std::stringstream ls;
-            PrintTo(*layer, &ls);
+            PrintTo(layer, &ls);
             auto debugs = ls.str();
             int pos = 0;
             while (pos < debugs.size()) {
@@ -839,7 +840,7 @@
         }
 
         sk_sp<SkImage> blurInput;
-        if (blurCompositionLayer == layer) {
+        if (blurCompositionLayer == &layer) {
             LOG_ALWAYS_FATAL_IF(activeSurface == dstSurface);
             LOG_ALWAYS_FATAL_IF(canvas == dstCanvas);
 
@@ -878,17 +879,17 @@
         if (CC_UNLIKELY(mCapture->isCaptureRunning())) {
             // Record the name of the layer if the capture is running.
             std::stringstream layerSettings;
-            PrintTo(*layer, &layerSettings);
+            PrintTo(layer, &layerSettings);
             // Store the LayerSettings in additional information.
-            canvas->drawAnnotation(SkRect::MakeEmpty(), layer->name.c_str(),
+            canvas->drawAnnotation(SkRect::MakeEmpty(), layer.name.c_str(),
                                    SkData::MakeWithCString(layerSettings.str().c_str()));
         }
         // Layers have a local transform that should be applied to them
-        canvas->concat(getSkM44(layer->geometry.positionTransform).asM33());
+        canvas->concat(getSkM44(layer.geometry.positionTransform).asM33());
 
         const auto [bounds, roundRectClip] =
-                getBoundsAndClip(layer->geometry.boundaries, layer->geometry.roundedCornersCrop,
-                                 layer->geometry.roundedCornersRadius);
+                getBoundsAndClip(layer.geometry.boundaries, layer.geometry.roundedCornersCrop,
+                                 layer.geometry.roundedCornersRadius);
         if (mBlurFilter && layerHasBlur(layer, ctModifiesAlpha)) {
             std::unordered_map<uint32_t, sk_sp<SkImage>> cachedBlurs;
 
@@ -909,20 +910,19 @@
 
             // TODO(b/182216890): Filter out empty layers earlier
             if (blurRect.width() > 0 && blurRect.height() > 0) {
-                if (layer->backgroundBlurRadius > 0) {
+                if (layer.backgroundBlurRadius > 0) {
                     ATRACE_NAME("BackgroundBlur");
-                    auto blurredImage =
-                            mBlurFilter->generate(grContext, layer->backgroundBlurRadius, blurInput,
-                                                  blurRect);
+                    auto blurredImage = mBlurFilter->generate(grContext, layer.backgroundBlurRadius,
+                                                              blurInput, blurRect);
 
-                    cachedBlurs[layer->backgroundBlurRadius] = blurredImage;
+                    cachedBlurs[layer.backgroundBlurRadius] = blurredImage;
 
-                    mBlurFilter->drawBlurRegion(canvas, bounds, layer->backgroundBlurRadius, 1.0f,
+                    mBlurFilter->drawBlurRegion(canvas, bounds, layer.backgroundBlurRadius, 1.0f,
                                                 blurRect, blurredImage, blurInput);
                 }
 
-                canvas->concat(getSkM44(layer->blurRegionTransform).asM33());
-                for (auto region : layer->blurRegions) {
+                canvas->concat(getSkM44(layer.blurRegionTransform).asM33());
+                for (auto region : layer.blurRegions) {
                     if (cachedBlurs[region.blurRadius] == nullptr) {
                         ATRACE_NAME("BlurRegion");
                         cachedBlurs[region.blurRadius] =
@@ -937,19 +937,18 @@
             }
         }
 
-        if (layer->shadow.length > 0) {
+        if (layer.shadow.length > 0) {
             // This would require a new parameter/flag to SkShadowUtils::DrawShadow
-            LOG_ALWAYS_FATAL_IF(layer->disableBlending, "Cannot disableBlending with a shadow");
+            LOG_ALWAYS_FATAL_IF(layer.disableBlending, "Cannot disableBlending with a shadow");
 
             SkRRect shadowBounds, shadowClip;
-            if (layer->geometry.boundaries == layer->shadow.boundaries) {
+            if (layer.geometry.boundaries == layer.shadow.boundaries) {
                 shadowBounds = bounds;
                 shadowClip = roundRectClip;
             } else {
                 std::tie(shadowBounds, shadowClip) =
-                        getBoundsAndClip(layer->shadow.boundaries,
-                                         layer->geometry.roundedCornersCrop,
-                                         layer->geometry.roundedCornersRadius);
+                        getBoundsAndClip(layer.shadow.boundaries, layer.geometry.roundedCornersCrop,
+                                         layer.geometry.roundedCornersRadius);
             }
 
             // Technically, if bounds is a rect and roundRectClip is not empty,
@@ -960,18 +959,18 @@
             // looks more like the intent.
             const auto& rrect =
                     shadowBounds.isRect() && !shadowClip.isEmpty() ? shadowClip : shadowBounds;
-            drawShadow(canvas, rrect, layer->shadow);
+            drawShadow(canvas, rrect, layer.shadow);
         }
 
-        const bool requiresLinearEffect = layer->colorTransform != mat4() ||
+        const bool requiresLinearEffect = layer.colorTransform != mat4() ||
                 (mUseColorManagement &&
-                 needsToneMapping(layer->sourceDataspace, display.outputDataspace)) ||
+                 needsToneMapping(layer.sourceDataspace, display.outputDataspace)) ||
                 (display.sdrWhitePointNits > 0.f &&
                  display.sdrWhitePointNits != display.maxLuminance);
 
         // quick abort from drawing the remaining portion of the layer
-        if (layer->skipContentDraw ||
-            (layer->alpha == 0 && !requiresLinearEffect && !layer->disableBlending &&
+        if (layer.skipContentDraw ||
+            (layer.alpha == 0 && !requiresLinearEffect && !layer.disableBlending &&
              (!displayColorTransform || displayColorTransform->isAlphaUnchanged()))) {
             continue;
         }
@@ -981,13 +980,13 @@
         // management is a no-op.
         const ui::Dataspace layerDataspace = (!mUseColorManagement || requiresLinearEffect)
                 ? dstDataspace
-                : layer->sourceDataspace;
+                : layer.sourceDataspace;
 
         SkPaint paint;
-        if (layer->source.buffer.buffer) {
+        if (layer.source.buffer.buffer) {
             ATRACE_NAME("DrawImage");
-            validateInputBufferUsage(layer->source.buffer.buffer->getBuffer());
-            const auto& item = layer->source.buffer;
+            validateInputBufferUsage(layer.source.buffer.buffer->getBuffer());
+            const auto& item = layer.source.buffer;
             std::shared_ptr<AutoBackendTexture::LocalRef> imageTextureRef = nullptr;
 
             if (const auto& iter = cache.find(item.buffer->getBuffer()->getId());
@@ -1006,8 +1005,8 @@
 
             // if the layer's buffer has a fence, then we must must respect the fence prior to using
             // the buffer.
-            if (layer->source.buffer.fence != nullptr) {
-                waitFence(layer->source.buffer.fence->get());
+            if (layer.source.buffer.fence != nullptr) {
+                waitFence(layer.source.buffer.fence->get());
             }
 
             // isOpaque means we need to ignore the alpha in the image,
@@ -1051,7 +1050,7 @@
 
             sk_sp<SkShader> shader;
 
-            if (layer->source.buffer.useTextureFiltering) {
+            if (layer.source.buffer.useTextureFiltering) {
                 shader = image->makeShader(SkTileMode::kClamp, SkTileMode::kClamp,
                                            SkSamplingOptions(
                                                    {SkFilterMode::kLinear, SkMipmapMode::kNone}),
@@ -1069,21 +1068,21 @@
             paint.setShader(createRuntimeEffectShader(shader, layer, display,
                                                       !item.isOpaque && item.usePremultipliedAlpha,
                                                       requiresLinearEffect));
-            paint.setAlphaf(layer->alpha);
+            paint.setAlphaf(layer.alpha);
         } else {
             ATRACE_NAME("DrawColor");
-            const auto color = layer->source.solidColor;
+            const auto color = layer.source.solidColor;
             sk_sp<SkShader> shader = SkShaders::Color(SkColor4f{.fR = color.r,
                                                                 .fG = color.g,
                                                                 .fB = color.b,
-                                                                .fA = layer->alpha},
+                                                                .fA = layer.alpha},
                                                       toSkColorSpace(layerDataspace));
             paint.setShader(createRuntimeEffectShader(shader, layer, display,
                                                       /* undoPremultipliedAlpha */ false,
                                                       requiresLinearEffect));
         }
 
-        if (layer->disableBlending) {
+        if (layer.disableBlending) {
             paint.setBlendMode(SkBlendMode::kSrc);
         }
 
@@ -1251,13 +1250,13 @@
     return {SkRRect::MakeRect(bounds), clip};
 }
 
-inline bool SkiaGLRenderEngine::layerHasBlur(const LayerSettings* layer,
+inline bool SkiaGLRenderEngine::layerHasBlur(const LayerSettings& layer,
                                              bool colorTransformModifiesAlpha) {
-    if (layer->backgroundBlurRadius > 0 || layer->blurRegions.size()) {
+    if (layer.backgroundBlurRadius > 0 || layer.blurRegions.size()) {
         // return false if the content is opaque and would therefore occlude the blur
-        const bool opaqueContent = !layer->source.buffer.buffer || layer->source.buffer.isOpaque;
-        const bool opaqueAlpha = layer->alpha == 1.0f && !colorTransformModifiesAlpha;
-        return layer->skipContentDraw || !(opaqueContent && opaqueAlpha);
+        const bool opaqueContent = !layer.source.buffer.buffer || layer.source.buffer.isOpaque;
+        const bool opaqueAlpha = layer.alpha == 1.0f && !colorTransformModifiesAlpha;
+        return layer.skipContentDraw || !(opaqueContent && opaqueAlpha);
     }
     return false;
 }
diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.h b/libs/renderengine/skia/SkiaGLRenderEngine.h
index e010c35..74ce651 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.h
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.h
@@ -74,7 +74,7 @@
     bool canSkipPostRenderCleanup() const override;
     void drawLayersInternal(const std::shared_ptr<std::promise<RenderEngineResult>>&& resultPromise,
                             const DisplaySettings& display,
-                            const std::vector<const LayerSettings*>& layers,
+                            const std::vector<LayerSettings>& layers,
                             const std::shared_ptr<ExternalTexture>& buffer,
                             const bool useFramebufferCache, base::unique_fd&& bufferFence) override;
 
@@ -92,7 +92,7 @@
     inline SkRect getSkRect(const Rect& layer);
     inline std::pair<SkRRect, SkRRect> getBoundsAndClip(const FloatRect& bounds,
                                                         const FloatRect& crop, float cornerRadius);
-    inline bool layerHasBlur(const LayerSettings* layer, bool colorTransformModifiesAlpha);
+    inline bool layerHasBlur(const LayerSettings& layer, bool colorTransformModifiesAlpha);
     inline SkColor getSkColor(const vec4& color);
     inline SkM44 getSkM44(const mat4& matrix);
     inline SkPoint3 getSkPoint3(const vec3& vector);
@@ -108,8 +108,7 @@
                     const ShadowSettings& shadowSettings);
     // If requiresLinearEffect is true or the layer has a stretchEffect a new shader is returned.
     // Otherwise it returns the input shader.
-    sk_sp<SkShader> createRuntimeEffectShader(sk_sp<SkShader> shader,
-                                              const LayerSettings* layer,
+    sk_sp<SkShader> createRuntimeEffectShader(sk_sp<SkShader> shader, const LayerSettings& layer,
                                               const DisplaySettings& display,
                                               bool undoPremultipliedAlpha,
                                               bool requiresLinearEffect);
diff --git a/libs/renderengine/skia/SkiaRenderEngine.h b/libs/renderengine/skia/SkiaRenderEngine.h
index f61653b..eb65e83 100644
--- a/libs/renderengine/skia/SkiaRenderEngine.h
+++ b/libs/renderengine/skia/SkiaRenderEngine.h
@@ -55,7 +55,7 @@
 
     virtual void drawLayersInternal(
             const std::shared_ptr<std::promise<RenderEngineResult>>&& resultPromise,
-            const DisplaySettings& display, const std::vector<const LayerSettings*>& layers,
+            const DisplaySettings& display, const std::vector<LayerSettings>& layers,
             const std::shared_ptr<ExternalTexture>& buffer, const bool useFramebufferCache,
             base::unique_fd&& bufferFence) override {
         resultPromise->set_value({NO_ERROR, base::unique_fd()});
diff --git a/libs/renderengine/tests/RenderEngineTest.cpp b/libs/renderengine/tests/RenderEngineTest.cpp
index 694bda6..c2c05f4 100644
--- a/libs/renderengine/tests/RenderEngineTest.cpp
+++ b/libs/renderengine/tests/RenderEngineTest.cpp
@@ -417,10 +417,11 @@
                     DEFAULT_DISPLAY_HEIGHT - DEFAULT_DISPLAY_OFFSET);
     }
 
-    void invokeDraw(renderengine::DisplaySettings settings,
-                    std::vector<const renderengine::LayerSettings*> layers) {
+    void invokeDraw(const renderengine::DisplaySettings& settings,
+                    const std::vector<renderengine::LayerSettings>& layers) {
         std::future<renderengine::RenderEngineResult> result =
                 mRE->drawLayers(settings, layers, mBuffer, true, base::unique_fd());
+
         ASSERT_TRUE(result.valid());
         auto [status, fence] = result.get();
 
@@ -436,7 +437,7 @@
 
     void drawEmptyLayers() {
         renderengine::DisplaySettings settings;
-        std::vector<const renderengine::LayerSettings*> layers;
+        std::vector<renderengine::LayerSettings> layers;
         invokeDraw(settings, layers);
     }
 
@@ -629,7 +630,7 @@
     settings.clip = fullscreenRect();
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layer;
     layer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -637,7 +638,7 @@
     SourceVariant::fillColor(layer, r, g, b, this);
     layer.alpha = a;
 
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     invokeDraw(settings, layers);
 }
@@ -673,7 +674,7 @@
     settings.physicalDisplay = offsetRect();
     settings.clip = offsetRectAtZero();
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layer;
     layer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -681,7 +682,7 @@
     SourceVariant::fillColor(layer, 1.0f, 0.0f, 0.0f, this);
     layer.alpha = 1.0f;
 
-    layers.push_back(&layer);
+    layers.push_back(layer);
     invokeDraw(settings, layers);
 }
 
@@ -708,7 +709,7 @@
     settings.clip = Rect(2, 2);
     settings.orientation = orientationFlag;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layerOne;
     layerOne.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -731,9 +732,9 @@
     SourceVariant::fillColor(layerThree, 0.0f, 0.0f, 1.0f, this);
     layerThree.alpha = 1.0f;
 
-    layers.push_back(&layerOne);
-    layers.push_back(&layerTwo);
-    layers.push_back(&layerThree);
+    layers.push_back(layerOne);
+    layers.push_back(layerTwo);
+    layers.push_back(layerThree);
 
     invokeDraw(settings, layers);
 }
@@ -810,7 +811,7 @@
     settings.clip = Rect(2, 2);
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layer;
     layer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -821,7 +822,7 @@
     layer.source.solidColor = half3(1.0f, 0.0f, 0.0f);
     layer.alpha = 1.0f;
 
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     invokeDraw(settings, layers);
 }
@@ -843,7 +844,7 @@
     settings.clip = Rect(1, 1);
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layer;
     layer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -860,7 +861,7 @@
     layer.alpha = 1.0f;
     layer.geometry.boundaries = Rect(1, 1).toFloatRect();
 
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     invokeDraw(settings, layers);
 }
@@ -877,7 +878,7 @@
     settings.physicalDisplay = fullscreenRect();
     settings.clip = Rect(1, 1);
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layer;
     layer.geometry.boundaries = Rect(1, 1).toFloatRect();
@@ -890,7 +891,7 @@
 
     layer.geometry.boundaries = Rect(1, 1).toFloatRect();
 
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     invokeDraw(settings, layers);
 }
@@ -908,7 +909,7 @@
     settings.clip = fullscreenRect();
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layer;
     layer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -918,7 +919,7 @@
     SourceVariant::fillColor(layer, 1.0f, 0.0f, 0.0f, this);
     layer.alpha = 1.0f;
 
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     invokeDraw(settings, layers);
 }
@@ -949,14 +950,14 @@
     settings.physicalDisplay = fullscreenRect();
     settings.clip = fullscreenRect();
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings backgroundLayer;
     backgroundLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
     backgroundLayer.geometry.boundaries = fullscreenRect().toFloatRect();
     SourceVariant::fillColor(backgroundLayer, 0.0f, 1.0f, 0.0f, this);
     backgroundLayer.alpha = 1.0f;
-    layers.push_back(&backgroundLayer);
+    layers.emplace_back(backgroundLayer);
 
     renderengine::LayerSettings leftLayer;
     leftLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -964,7 +965,7 @@
             Rect(DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT).toFloatRect();
     SourceVariant::fillColor(leftLayer, 1.0f, 0.0f, 0.0f, this);
     leftLayer.alpha = 1.0f;
-    layers.push_back(&leftLayer);
+    layers.emplace_back(leftLayer);
 
     renderengine::LayerSettings blurLayer;
     blurLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -972,7 +973,7 @@
     blurLayer.backgroundBlurRadius = blurRadius;
     SourceVariant::fillColor(blurLayer, 0.0f, 0.0f, 1.0f, this);
     blurLayer.alpha = 0;
-    layers.push_back(&blurLayer);
+    layers.emplace_back(blurLayer);
 
     invokeDraw(settings, layers);
 
@@ -994,14 +995,14 @@
     settings.physicalDisplay = fullscreenRect();
     settings.clip = fullscreenRect();
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings backgroundLayer;
     backgroundLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
     backgroundLayer.geometry.boundaries = fullscreenRect().toFloatRect();
     SourceVariant::fillColor(backgroundLayer, 1.0f, 0.0f, 0.0f, this);
     backgroundLayer.alpha = 1.0f;
-    layers.push_back(&backgroundLayer);
+    layers.push_back(backgroundLayer);
 
     renderengine::LayerSettings blurLayer;
     blurLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -1009,7 +1010,7 @@
     blurLayer.backgroundBlurRadius = blurRadius;
     SourceVariant::fillColor(blurLayer, 0.0f, 0.0f, 1.0f, this);
     blurLayer.alpha = 0;
-    layers.push_back(&blurLayer);
+    layers.push_back(blurLayer);
 
     invokeDraw(settings, layers);
 
@@ -1026,7 +1027,7 @@
     settings.clip = fullscreenRect();
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layersFirst;
+    std::vector<renderengine::LayerSettings> layersFirst;
 
     renderengine::LayerSettings layerOne;
     layerOne.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -1035,14 +1036,14 @@
     SourceVariant::fillColor(layerOne, 1.0f, 0.0f, 0.0f, this);
     layerOne.alpha = 0.2;
 
-    layersFirst.push_back(&layerOne);
+    layersFirst.push_back(layerOne);
     invokeDraw(settings, layersFirst);
     expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 3, DEFAULT_DISPLAY_HEIGHT / 3), 51, 0, 0, 51);
     expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 3 + 1, DEFAULT_DISPLAY_HEIGHT / 3 + 1,
                            DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
                       0, 0, 0, 0);
 
-    std::vector<const renderengine::LayerSettings*> layersSecond;
+    std::vector<renderengine::LayerSettings> layersSecond;
     renderengine::LayerSettings layerTwo;
     layerTwo.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
     layerTwo.geometry.boundaries =
@@ -1051,7 +1052,7 @@
     SourceVariant::fillColor(layerTwo, 0.0f, 1.0f, 0.0f, this);
     layerTwo.alpha = 1.0f;
 
-    layersSecond.push_back(&layerTwo);
+    layersSecond.push_back(layerTwo);
     invokeDraw(settings, layersSecond);
 
     expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH / 3, DEFAULT_DISPLAY_HEIGHT / 3), 0, 0, 0, 0);
@@ -1066,7 +1067,7 @@
     settings.clip = Rect(1, 1);
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layer;
     layer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -1102,7 +1103,7 @@
     layer.alpha = 1.0f;
     layer.geometry.boundaries = Rect(1, 1).toFloatRect();
 
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     invokeDraw(settings, layers);
 }
@@ -1118,7 +1119,7 @@
     // Here logical space is 1x1
     settings.clip = Rect(1, 1);
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layer;
     const auto buf = allocateSourceBuffer(1, 1);
@@ -1141,7 +1142,7 @@
     layer.alpha = 0.5f;
     layer.geometry.boundaries = Rect(1, 1).toFloatRect();
 
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     invokeDraw(settings, layers);
 }
@@ -1157,7 +1158,7 @@
     // Here logical space is 1x1
     settings.clip = Rect(1, 1);
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings layer;
     const auto buf = allocateSourceBuffer(1, 1);
@@ -1180,7 +1181,7 @@
     layer.alpha = 0.5f;
     layer.geometry.boundaries = Rect(1, 1).toFloatRect();
 
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     invokeDraw(settings, layers);
 }
@@ -1199,7 +1200,7 @@
     settings.physicalDisplay = fullscreenRect();
     settings.clip = fullscreenRect();
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     // add background layer
     renderengine::LayerSettings bgLayer;
@@ -1208,7 +1209,7 @@
     ColorSourceVariant::fillColor(bgLayer, backgroundColor.r / 255.0f, backgroundColor.g / 255.0f,
                                   backgroundColor.b / 255.0f, this);
     bgLayer.alpha = backgroundColor.a / 255.0f;
-    layers.push_back(&bgLayer);
+    layers.push_back(bgLayer);
 
     // add shadow layer
     renderengine::LayerSettings shadowLayer;
@@ -1216,14 +1217,14 @@
     shadowLayer.geometry.boundaries = castingLayer.geometry.boundaries;
     shadowLayer.alpha = castingLayer.alpha;
     shadowLayer.shadow = shadow;
-    layers.push_back(&shadowLayer);
+    layers.push_back(shadowLayer);
 
     // add layer casting the shadow
     renderengine::LayerSettings layer = castingLayer;
     layer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
     SourceVariant::fillColor(layer, casterColor.r / 255.0f, casterColor.g / 255.0f,
                              casterColor.b / 255.0f, this);
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     invokeDraw(settings, layers);
 }
@@ -1236,7 +1237,7 @@
     settings.physicalDisplay = fullscreenRect();
     settings.clip = fullscreenRect();
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     // add background layer
     renderengine::LayerSettings bgLayer;
@@ -1245,7 +1246,7 @@
     ColorSourceVariant::fillColor(bgLayer, backgroundColor.r / 255.0f, backgroundColor.g / 255.0f,
                                   backgroundColor.b / 255.0f, this);
     bgLayer.alpha = backgroundColor.a / 255.0f;
-    layers.push_back(&bgLayer);
+    layers.push_back(bgLayer);
 
     // add shadow layer
     renderengine::LayerSettings shadowLayer;
@@ -1255,7 +1256,7 @@
     shadowLayer.alpha = 1.0f;
     ColorSourceVariant::fillColor(shadowLayer, 0, 0, 0, this);
     shadowLayer.shadow = shadow;
-    layers.push_back(&shadowLayer);
+    layers.push_back(shadowLayer);
 
     invokeDraw(settings, layers);
 }
@@ -1291,8 +1292,8 @@
     // Transform the red color.
     bgLayer.colorTransform = mat4(-1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
 
-    std::vector<const renderengine::LayerSettings*> layers;
-    layers.push_back(&bgLayer);
+    std::vector<renderengine::LayerSettings> layers;
+    layers.push_back(bgLayer);
 
     invokeDraw(settings, layers);
 
@@ -1306,11 +1307,11 @@
 
     renderengine::DisplaySettings settings;
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
     renderengine::LayerSettings layer;
     layer.geometry.boundaries = fullscreenRect().toFloatRect();
     BufferSourceVariant<ForceOpaqueBufferVariant>::fillColor(layer, 1.0f, 0.0f, 0.0f, this);
-    layers.push_back(&layer);
+    layers.push_back(layer);
     std::future<renderengine::RenderEngineResult> result =
             mRE->drawLayers(settings, layers, nullptr, true, base::unique_fd());
 
@@ -1335,12 +1336,12 @@
     settings.physicalDisplay = fullscreenRect();
     settings.clip = fullscreenRect();
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
     renderengine::LayerSettings layer;
     layer.geometry.boundaries = fullscreenRect().toFloatRect();
     BufferSourceVariant<ForceOpaqueBufferVariant>::fillColor(layer, 1.0f, 0.0f, 0.0f, this);
     layer.alpha = 1.0;
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     std::future<renderengine::RenderEngineResult> result =
             mRE->drawLayers(settings, layers, mBuffer, false, base::unique_fd());
@@ -1743,12 +1744,12 @@
     settings.clip = fullscreenRect();
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
     renderengine::LayerSettings layer;
     layer.geometry.boundaries = fullscreenRect().toFloatRect();
     BufferSourceVariant<ForceOpaqueBufferVariant>::fillColor(layer, 1.0f, 0.0f, 0.0f, this);
     layer.alpha = 1.0;
-    layers.push_back(&layer);
+    layers.push_back(layer);
 
     std::future<renderengine::RenderEngineResult> resultOne =
             mRE->drawLayers(settings, layers, mBuffer, true, base::unique_fd());
@@ -1779,7 +1780,7 @@
     settings.clip = fullscreenRect();
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings redLayer;
     redLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -1790,7 +1791,7 @@
     redLayer.source.solidColor = half3(1.0f, 0.0f, 0.0f);
     redLayer.alpha = 1.0f;
 
-    layers.push_back(&redLayer);
+    layers.push_back(redLayer);
 
     // Green layer with 1/3 size.
     renderengine::LayerSettings greenLayer;
@@ -1805,7 +1806,7 @@
     greenLayer.source.solidColor = half3(0.0f, 1.0f, 0.0f);
     greenLayer.alpha = 1.0f;
 
-    layers.push_back(&greenLayer);
+    layers.push_back(greenLayer);
 
     invokeDraw(settings, layers);
 
@@ -1828,7 +1829,7 @@
     settings.clip = fullscreenRect();
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings redLayer;
     redLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -1839,7 +1840,7 @@
     redLayer.source.solidColor = half3(1.0f, 0.0f, 0.0f);
     redLayer.alpha = 1.0f;
 
-    layers.push_back(&redLayer);
+    layers.push_back(redLayer);
 
     // Green layer with 1/2 size with parent crop rect.
     renderengine::LayerSettings greenLayer = redLayer;
@@ -1847,7 +1848,7 @@
             FloatRect(0, 0, DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT / 2);
     greenLayer.source.solidColor = half3(0.0f, 1.0f, 0.0f);
 
-    layers.push_back(&greenLayer);
+    layers.push_back(greenLayer);
 
     invokeDraw(settings, layers);
 
@@ -1873,7 +1874,7 @@
     settings.clip = fullscreenRect();
     settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
 
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
 
     renderengine::LayerSettings redLayer;
     redLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
@@ -1884,7 +1885,7 @@
     redLayer.source.solidColor = half3(1.0f, 0.0f, 0.0f);
     redLayer.alpha = 1.0f;
 
-    layers.push_back(&redLayer);
+    layers.push_back(redLayer);
     invokeDraw(settings, layers);
 
     // Due to roundedCornersRadius, the top corners are untouched.
@@ -1923,7 +1924,7 @@
             .disableBlending = true,
     };
 
-    std::vector<const renderengine::LayerSettings*> layers{&redLayer, &clearLayer};
+    std::vector<renderengine::LayerSettings> layers{redLayer, clearLayer};
     invokeDraw(display, layers);
     expectBufferColor(rect, 0, 0, 0, 0);
 }
@@ -1971,7 +1972,7 @@
             .disableBlending = true,
     };
 
-    std::vector<const renderengine::LayerSettings*> layers{&redLayer, &greenLayer};
+    std::vector<renderengine::LayerSettings> layers{redLayer, greenLayer};
     invokeDraw(display, layers);
     expectBufferColor(rect, 0, 128, 0, 128);
 }
@@ -2017,7 +2018,7 @@
             .alpha = 1.0f,
     };
 
-    std::vector<const renderengine::LayerSettings*> layers{&greenLayer};
+    std::vector<renderengine::LayerSettings> layers{greenLayer};
     invokeDraw(display, layers);
 
     if (GetParam()->useColorManagement()) {
diff --git a/libs/renderengine/tests/RenderEngineThreadedTest.cpp b/libs/renderengine/tests/RenderEngineThreadedTest.cpp
index 99250c1..db7e12b 100644
--- a/libs/renderengine/tests/RenderEngineThreadedTest.cpp
+++ b/libs/renderengine/tests/RenderEngineThreadedTest.cpp
@@ -172,20 +172,21 @@
 
 TEST_F(RenderEngineThreadedTest, drawLayers) {
     renderengine::DisplaySettings settings;
-    std::vector<const renderengine::LayerSettings*> layers;
+    std::vector<renderengine::LayerSettings> layers;
     std::shared_ptr<renderengine::ExternalTexture> buffer = std::make_shared<
             renderengine::ExternalTexture>(new GraphicBuffer(), *mRenderEngine,
                                            renderengine::ExternalTexture::Usage::READABLE |
                                                    renderengine::ExternalTexture::Usage::WRITEABLE);
+
     base::unique_fd bufferFence;
 
     EXPECT_CALL(*mRenderEngine, drawLayersInternal)
             .WillOnce([&](const std::shared_ptr<std::promise<renderengine::RenderEngineResult>>&&
                                   resultPromise,
                           const renderengine::DisplaySettings&,
-                          const std::vector<const renderengine::LayerSettings*>&,
+                          const std::vector<renderengine::LayerSettings>&,
                           const std::shared_ptr<renderengine::ExternalTexture>&, const bool,
-                          base::unique_fd &&) -> void {
+                          base::unique_fd&&) -> void {
                 resultPromise->set_value({NO_ERROR, base::unique_fd()});
             });
 
diff --git a/libs/renderengine/threaded/RenderEngineThreaded.cpp b/libs/renderengine/threaded/RenderEngineThreaded.cpp
index a549672..3d446e8 100644
--- a/libs/renderengine/threaded/RenderEngineThreaded.cpp
+++ b/libs/renderengine/threaded/RenderEngineThreaded.cpp
@@ -306,7 +306,7 @@
 
 void RenderEngineThreaded::drawLayersInternal(
         const std::shared_ptr<std::promise<RenderEngineResult>>&& resultPromise,
-        const DisplaySettings& display, const std::vector<const LayerSettings*>& layers,
+        const DisplaySettings& display, const std::vector<LayerSettings>& layers,
         const std::shared_ptr<ExternalTexture>& buffer, const bool useFramebufferCache,
         base::unique_fd&& bufferFence) {
     resultPromise->set_value({NO_ERROR, base::unique_fd()});
@@ -314,19 +314,20 @@
 }
 
 std::future<RenderEngineResult> RenderEngineThreaded::drawLayers(
-        const DisplaySettings& display, const std::vector<const LayerSettings*>& layers,
+        const DisplaySettings& display, const std::vector<LayerSettings>& layers,
         const std::shared_ptr<ExternalTexture>& buffer, const bool useFramebufferCache,
         base::unique_fd&& bufferFence) {
     ATRACE_CALL();
     const auto resultPromise = std::make_shared<std::promise<RenderEngineResult>>();
     std::future<RenderEngineResult> resultFuture = resultPromise->get_future();
+    int fd = bufferFence.release();
     {
         std::lock_guard lock(mThreadMutex);
-        mFunctionCalls.push([resultPromise, &display, &layers, &buffer, useFramebufferCache,
-                             &bufferFence](renderengine::RenderEngine& instance) {
+        mFunctionCalls.push([resultPromise, display, layers, buffer, useFramebufferCache,
+                             fd](renderengine::RenderEngine& instance) {
             ATRACE_NAME("REThreaded::drawLayers");
             instance.drawLayersInternal(std::move(resultPromise), display, layers, buffer,
-                                        useFramebufferCache, std::move(bufferFence));
+                                        useFramebufferCache, base::unique_fd(fd));
         });
     }
     mCondition.notify_one();
diff --git a/libs/renderengine/threaded/RenderEngineThreaded.h b/libs/renderengine/threaded/RenderEngineThreaded.h
index 2303caa..0159cfa 100644
--- a/libs/renderengine/threaded/RenderEngineThreaded.h
+++ b/libs/renderengine/threaded/RenderEngineThreaded.h
@@ -57,7 +57,7 @@
     void cleanupPostRender() override;
 
     std::future<RenderEngineResult> drawLayers(const DisplaySettings& display,
-                                               const std::vector<const LayerSettings*>& layers,
+                                               const std::vector<LayerSettings>& layers,
                                                const std::shared_ptr<ExternalTexture>& buffer,
                                                const bool useFramebufferCache,
                                                base::unique_fd&& bufferFence) override;
@@ -73,7 +73,7 @@
     bool canSkipPostRenderCleanup() const override;
     void drawLayersInternal(const std::shared_ptr<std::promise<RenderEngineResult>>&& resultPromise,
                             const DisplaySettings& display,
-                            const std::vector<const LayerSettings*>& layers,
+                            const std::vector<LayerSettings>& layers,
                             const std::shared_ptr<ExternalTexture>& buffer,
                             const bool useFramebufferCache, base::unique_fd&& bufferFence) override;