diff --git a/services/surfaceflinger/BufferLayer.cpp b/services/surfaceflinger/BufferLayer.cpp
index 440f1e2..52fbd44 100644
--- a/services/surfaceflinger/BufferLayer.cpp
+++ b/services/surfaceflinger/BufferLayer.cpp
@@ -667,6 +667,36 @@
     }
 }
 
+Rect BufferLayer::getBufferSize(const State& s) const {
+    // If we have a sideband stream, or we are scaling the buffer then return the layer size since
+    // we cannot determine the buffer size.
+    if ((s.sidebandStream != nullptr) ||
+        (getEffectiveScalingMode() != NATIVE_WINDOW_SCALING_MODE_FREEZE)) {
+        return Rect(getActiveWidth(s), getActiveHeight(s));
+    }
+
+    if (mActiveBuffer == nullptr) {
+        return Rect::INVALID_RECT;
+    }
+
+    uint32_t bufWidth = mActiveBuffer->getWidth();
+    uint32_t bufHeight = mActiveBuffer->getHeight();
+
+    // Undo any transformations on the buffer and return the result.
+    if (mCurrentTransform & ui::Transform::ROT_90) {
+        std::swap(bufWidth, bufHeight);
+    }
+
+    if (getTransformToDisplayInverse()) {
+        uint32_t invTransform = DisplayDevice::getPrimaryDisplayOrientationTransform();
+        if (invTransform & ui::Transform::ROT_90) {
+            std::swap(bufWidth, bufHeight);
+        }
+    }
+
+    return Rect(bufWidth, bufHeight);
+}
+
 } // namespace android
 
 #if defined(__gl_h_)
diff --git a/services/surfaceflinger/BufferLayer.h b/services/surfaceflinger/BufferLayer.h
index d000d85..1d33a1f 100644
--- a/services/surfaceflinger/BufferLayer.h
+++ b/services/surfaceflinger/BufferLayer.h
@@ -186,6 +186,8 @@
     mutable renderengine::Texture mTexture;
 
     bool mRefreshPending{false};
+
+    Rect getBufferSize(const State& s) const override;
 };
 
 } // namespace android
diff --git a/services/surfaceflinger/BufferStateLayer.cpp b/services/surfaceflinger/BufferStateLayer.cpp
index 5df8ade..ac9e783 100644
--- a/services/surfaceflinger/BufferStateLayer.cpp
+++ b/services/surfaceflinger/BufferStateLayer.cpp
@@ -35,7 +35,9 @@
 };
 // clang-format on
 
-BufferStateLayer::BufferStateLayer(const LayerCreationArgs& args) : BufferLayer(args) {}
+BufferStateLayer::BufferStateLayer(const LayerCreationArgs& args) : BufferLayer(args) {
+    mOverrideScalingMode = NATIVE_WINDOW_SCALING_MODE_SCALE_TO_WINDOW;
+}
 BufferStateLayer::~BufferStateLayer() = default;
 
 // -----------------------------------------------------------------------
@@ -394,7 +396,7 @@
         }
     }
 
-    if (mOverrideScalingMode == NATIVE_WINDOW_SCALING_MODE_FREEZE &&
+    if (getEffectiveScalingMode() == NATIVE_WINDOW_SCALING_MODE_FREEZE &&
         (s.active.w != bufferWidth || s.active.h != bufferHeight)) {
         ALOGE("[%s] rejecting buffer: "
               "bufferWidth=%d, bufferHeight=%d, front.active.{w=%d, h=%d}",
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 88c3c8a..dba5f8f 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -265,39 +265,12 @@
     return Region(Rect{win}).subtract(exclude).getBounds().toFloatRect();
 }
 
-Rect Layer::computeScreenBounds(bool reduceTransparentRegion) const {
-    const State& s(getDrawingState());
-    Rect win(getActiveWidth(s), getActiveHeight(s));
-
-    Rect crop = getCrop(s);
-    if (!crop.isEmpty()) {
-        win.intersect(crop, &win);
-    }
-
+Rect Layer::computeScreenBounds() const {
+    FloatRect bounds = computeBounds();
     ui::Transform t = getTransform();
-    win = t.transform(win);
-
-    const sp<Layer>& p = mDrawingParent.promote();
-    // Now we need to calculate the parent bounds, so we can clip ourselves to those.
-    // When calculating the parent bounds for purposes of clipping,
-    // we don't need to constrain the parent to its transparent region.
-    // The transparent region is an optimization based on the
-    // buffer contents of the layer, but does not affect the space allocated to
-    // it by policy, and thus children should be allowed to extend into the
-    // parent's transparent region. In fact one of the main uses, is to reduce
-    // buffer allocation size in cases where a child window sits behind a main window
-    // (by marking the hole in the parent window as a transparent region)
-    if (p != nullptr) {
-        Rect bounds = p->computeScreenBounds(false);
-        bounds.intersect(win, &win);
-    }
-
-    if (reduceTransparentRegion) {
-        auto const screenTransparentRegion = t.transform(getActiveTransparentRegion(s));
-        win = reduce(win, screenTransparentRegion);
-    }
-
-    return win;
+    // Transform to screen space.
+    bounds = t.transform(bounds);
+    return Rect{bounds};
 }
 
 FloatRect Layer::computeBounds() const {
@@ -307,32 +280,72 @@
 
 FloatRect Layer::computeBounds(const Region& activeTransparentRegion) const {
     const State& s(getDrawingState());
-    Rect win(getActiveWidth(s), getActiveHeight(s));
+    Rect bounds = getCroppedBufferSize(s);
+    FloatRect floatBounds = bounds.toFloatRect();
+    if (bounds.isValid()) {
+        // Layer has bounds. Pass in our bounds as a special case. Then pass on to our parents so
+        // that they can clip it.
+        floatBounds = cropChildBounds(floatBounds);
+    } else {
+        // Layer does not have bounds, so we fill to our parent bounds. This is done by getting our
+        // parent bounds and inverting the transform to get the maximum bounds we can have that
+        // will fit within our parent bounds.
+        const auto& p = mDrawingParent.promote();
+        if (p != nullptr) {
+            ui::Transform t = s.active_legacy.transform;
+            // When calculating the parent bounds for purposes of clipping, we don't need to
+            // constrain the parent to its transparent region. The transparent region is an
+            // optimization based on the buffer contents of the layer, but does not affect the
+            // space allocated to it by policy, and thus children should be allowed to extend into
+            // the parent's transparent region.
+            // One of the main uses is a parent window with a child sitting behind the parent
+            // window, marked by a transparent region. When computing the parent bounds from the
+            // parent's perspective we pass in the transparent region to reduce buffer allocation
+            // size. When computing the parent bounds from the child's perspective, we pass in an
+            // empty transparent region in order to extend into the the parent bounds.
+            floatBounds = p->computeBounds(Region());
+            // Transform back to layer space.
+            floatBounds = t.inverse().transform(floatBounds);
+        }
+    }
 
-    Rect crop = getCrop(s);
-    if (!crop.isEmpty()) {
-        win.intersect(crop, &win);
+    // Subtract the transparent region and snap to the bounds.
+    return reduce(floatBounds, activeTransparentRegion);
+}
+
+FloatRect Layer::cropChildBounds(const FloatRect& childBounds) const {
+    const State& s(getDrawingState());
+    Rect bounds = getCroppedBufferSize(s);
+    FloatRect croppedBounds = childBounds;
+
+    // If the layer has bounds, then crop the passed in child bounds and pass
+    // it to our parents so they can crop it as well. If the layer has no bounds,
+    // then pass on the child bounds.
+    if (bounds.isValid()) {
+        croppedBounds = croppedBounds.intersect(bounds.toFloatRect());
     }
 
     const auto& p = mDrawingParent.promote();
-    FloatRect floatWin = win.toFloatRect();
-    FloatRect parentBounds = floatWin;
     if (p != nullptr) {
-        // We pass an empty Region here for reasons mirroring that of the case described in
-        // the computeScreenBounds reduceTransparentRegion=false case.
-        parentBounds = p->computeBounds(Region());
+        // Transform to parent space and allow parent layer to crop the
+        // child bounds as well.
+        ui::Transform t = s.active_legacy.transform;
+        croppedBounds = t.transform(croppedBounds);
+        croppedBounds = p->cropChildBounds(croppedBounds);
+        croppedBounds = t.inverse().transform(croppedBounds);
     }
+    return croppedBounds;
+}
 
-    ui::Transform t = s.active_legacy.transform;
-
-    if (p != nullptr) {
-        floatWin = t.transform(floatWin);
-        floatWin = floatWin.intersect(parentBounds);
-        floatWin = t.inverse().transform(floatWin);
+Rect Layer::getCroppedBufferSize(const State& s) const {
+    Rect size = getBufferSize(s);
+    Rect crop = getCrop(s);
+    if (!crop.isEmpty() && size.isValid()) {
+        size.intersect(crop, &size);
+    } else if (!crop.isEmpty()) {
+        size = crop;
     }
-
-    // subtract the transparent region and snap to the bounds
-    return reduce(floatWin, activeTransparentRegion);
+    return size;
 }
 
 Rect Layer::computeInitialCrop(const sp<const DisplayDevice>& display) const {
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index 5d05f05..21729ad 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -575,7 +575,7 @@
     ssize_t removeChild(const sp<Layer>& layer);
     sp<Layer> getParent() const { return mCurrentParent.promote(); }
     bool hasParent() const { return getParent() != nullptr; }
-    Rect computeScreenBounds(bool reduceTransparentRegion = true) const;
+    Rect computeScreenBounds() const;
     bool setChildLayer(const sp<Layer>& childLayer, int32_t z);
     bool setChildRelativeLayer(const sp<Layer>& childLayer,
             const sp<IBinder>& relativeToHandle, int32_t relativeZ);
@@ -785,6 +785,27 @@
                                        const LayerVector::Visitor& visitor);
     LayerVector makeChildrenTraversalList(LayerVector::StateSet stateSet,
                                           const std::vector<Layer*>& layersInTree);
+
+    /**
+     * Retuns the child bounds in layer space cropped to its bounds as well all its parent bounds.
+     * The cropped bounds must be transformed back from parent layer space to child layer space by
+     * applying the inverse of the child's transformation.
+     */
+    FloatRect cropChildBounds(const FloatRect& childBounds) const;
+
+    /**
+     * Returns the cropped buffer size or the layer crop if the layer has no buffer. Return
+     * INVALID_RECT if the layer has no buffer and no crop.
+     * A layer with an invalid buffer size and no crop is considered to be boundless. The layer
+     * bounds are constrained by its parent bounds.
+     */
+    Rect getCroppedBufferSize(const Layer::State& s) const;
+
+    /**
+     * Returns active buffer size in the correct orientation. Buffer size is determined by undoing
+     * any buffer transformations. If the layer has no buffer then return INVALID_RECT.
+     */
+    virtual Rect getBufferSize(const Layer::State&) const { return Rect::INVALID_RECT; }
 };
 
 // ---------------------------------------------------------------------------
diff --git a/services/surfaceflinger/tests/SurfaceFlinger_test.filter b/services/surfaceflinger/tests/SurfaceFlinger_test.filter
index 8bd5fcb..91999ae 100644
--- a/services/surfaceflinger/tests/SurfaceFlinger_test.filter
+++ b/services/surfaceflinger/tests/SurfaceFlinger_test.filter
@@ -1,5 +1,5 @@
 {
         "presubmit": {
-            "filter": "CredentialsTest.*:SurfaceFlingerStress.*:SurfaceInterceptorTest.*:LayerTransactionTest.*:LayerTypeTransactionTest.*:LayerUpdateTest.*:GeometryLatchingTest.*:CropLatchingTest.*:ChildLayerTest.*:ScreenCaptureTest.*:ScreenCaptureChildOnlyTest.*:DereferenceSurfaceControlTest.*"
+            "filter": "CredentialsTest.*:SurfaceFlingerStress.*:SurfaceInterceptorTest.*:LayerTransactionTest.*:LayerTypeTransactionTest.*:LayerUpdateTest.*:GeometryLatchingTest.*:CropLatchingTest.*:ChildLayerTest.*:ScreenCaptureTest.*:ScreenCaptureChildOnlyTest.*:DereferenceSurfaceControlTest.*:BoundlessLayerTest.*"
         }
 }
diff --git a/services/surfaceflinger/tests/Transaction_test.cpp b/services/surfaceflinger/tests/Transaction_test.cpp
index 3166a8c..aed1f78 100644
--- a/services/surfaceflinger/tests/Transaction_test.cpp
+++ b/services/surfaceflinger/tests/Transaction_test.cpp
@@ -328,10 +328,14 @@
                 mClient->createSurface(String8(name), width, height, PIXEL_FORMAT_RGBA_8888, flags);
         EXPECT_NE(nullptr, layer.get()) << "failed to create SurfaceControl";
 
-        status_t error = Transaction()
-                                 .setLayerStack(layer, mDisplayLayerStack)
-                                 .setLayer(layer, mLayerZBase)
-                                 .apply();
+        Transaction t;
+        t.setLayerStack(layer, mDisplayLayerStack).setLayer(layer, mLayerZBase);
+        // If we are creating a color layer, set its crop since its size will be ignored.
+        if (flags == ISurfaceComposerClient::eFXSurfaceColor) {
+            t.setCrop_legacy(layer, Rect(0, 0, width, height));
+        }
+
+        status_t error = t.apply();
         if (error != NO_ERROR) {
             ADD_FAILURE() << "failed to initialize SurfaceControl";
             layer.clear();
@@ -495,6 +499,7 @@
         // set layer stack (b/68888219)
         Transaction t;
         t.setDisplayLayerStack(mDisplay, mDisplayLayerStack);
+        t.setCrop_legacy(mBlackBgSurface, Rect(0, 0, mDisplayWidth, mDisplayHeight));
         t.setLayerStack(mBlackBgSurface, mDisplayLayerStack);
         t.setColor(mBlackBgSurface, half3{0, 0, 0});
         t.setLayer(mBlackBgSurface, mLayerZBase);
@@ -2330,17 +2335,19 @@
             mClient->createSurface(String8("Buffered child"), 20, 20,
                                            PIXEL_FORMAT_RGBA_8888, 0, childNoBuffer.get());
     fillSurfaceRGBA8(childBuffer, 200, 200, 200);
-
-    SurfaceComposerClient::Transaction{}.show(childNoBuffer).show(childBuffer).apply(true);
-
+    SurfaceComposerClient::Transaction{}
+            .setCrop_legacy(childNoBuffer, Rect(0, 0, 10, 10))
+            .show(childNoBuffer)
+            .show(childBuffer)
+            .apply(true);
     {
         ScreenCapture::captureScreen(&sc);
         sc->expectChildColor(73, 73);
         sc->expectFGColor(74, 74);
     }
-
-    SurfaceComposerClient::Transaction{}.setSize(childNoBuffer, 20, 20).apply(true);
-
+    SurfaceComposerClient::Transaction{}
+            .setCrop_legacy(childNoBuffer, Rect(0, 0, 20, 20))
+            .apply(true);
     {
         ScreenCapture::captureScreen(&sc);
         sc->expectChildColor(73, 73);
@@ -2844,6 +2851,221 @@
         mCapture->checkPixel(10, 10, 255, 255, 255);
     }
 }
+class BoundlessLayerTest : public LayerUpdateTest {
+protected:
+    std::unique_ptr<ScreenCapture> mCapture;
+};
+
+// Verify setting a size on a buffer layer has no effect.
+TEST_F(BoundlessLayerTest, BufferLayerIgnoresSize) {
+    sp<SurfaceControl> bufferLayer =
+            mClient->createSurface(String8("BufferLayer"), 45, 45, PIXEL_FORMAT_RGBA_8888, 0,
+                                   mFGSurfaceControl.get());
+    ASSERT_TRUE(bufferLayer != nullptr);
+    ASSERT_TRUE(bufferLayer->isValid());
+    ASSERT_NO_FATAL_FAILURE(fillBufferQueueLayerColor(bufferLayer, Color::BLACK, 30, 30));
+    asTransaction([&](Transaction& t) { t.show(bufferLayer); });
+    {
+        mCapture = screenshot();
+        // Top left of background must now be visible
+        mCapture->expectBGColor(0, 0);
+        // Foreground Surface bounds must be color layer
+        mCapture->expectColor(Rect(64, 64, 94, 94), Color::BLACK);
+        // Buffer layer should not extend past buffer bounds
+        mCapture->expectFGColor(95, 95);
+    }
+}
+
+// Verify a boundless color layer will fill its parent bounds. The parent has a buffer size
+// which will crop the color layer.
+TEST_F(BoundlessLayerTest, BoundlessColorLayerFillsParentBufferBounds) {
+    sp<SurfaceControl> colorLayer =
+            mClient->createSurface(String8("ColorLayer"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   ISurfaceComposerClient::eFXSurfaceColor,
+                                   mFGSurfaceControl.get());
+    ASSERT_TRUE(colorLayer != nullptr);
+    ASSERT_TRUE(colorLayer->isValid());
+    asTransaction([&](Transaction& t) {
+        t.setColor(colorLayer, half3{0, 0, 0});
+        t.show(colorLayer);
+    });
+    {
+        mCapture = screenshot();
+        // Top left of background must now be visible
+        mCapture->expectBGColor(0, 0);
+        // Foreground Surface bounds must be color layer
+        mCapture->expectColor(Rect(64, 64, 128, 128), Color::BLACK);
+        // Color layer should not extend past foreground bounds
+        mCapture->expectBGColor(129, 129);
+    }
+}
+
+// Verify a boundless color layer will fill its parent bounds. The parent has no buffer but has
+// a crop which will be used to crop the color layer.
+TEST_F(BoundlessLayerTest, BoundlessColorLayerFillsParentCropBounds) {
+    sp<SurfaceControl> cropLayer =
+            mClient->createSurface(String8("CropLayer"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   0 /* flags */, mFGSurfaceControl.get());
+    ASSERT_TRUE(cropLayer != nullptr);
+    ASSERT_TRUE(cropLayer->isValid());
+    sp<SurfaceControl> colorLayer =
+            mClient->createSurface(String8("ColorLayer"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   ISurfaceComposerClient::eFXSurfaceColor, cropLayer.get());
+    ASSERT_TRUE(colorLayer != nullptr);
+    ASSERT_TRUE(colorLayer->isValid());
+    asTransaction([&](Transaction& t) {
+        t.setCrop_legacy(cropLayer, Rect(5, 5, 10, 10));
+        t.setColor(colorLayer, half3{0, 0, 0});
+        t.show(cropLayer);
+        t.show(colorLayer);
+    });
+    {
+        mCapture = screenshot();
+        // Top left of background must now be visible
+        mCapture->expectBGColor(0, 0);
+        // Top left of foreground must now be visible
+        mCapture->expectFGColor(64, 64);
+        // 5 pixels from the foreground we should see the child surface
+        mCapture->expectColor(Rect(69, 69, 74, 74), Color::BLACK);
+        // 10 pixels from the foreground we should be back to the foreground surface
+        mCapture->expectFGColor(74, 74);
+    }
+}
+
+// Verify for boundless layer with no children, their transforms have no effect.
+TEST_F(BoundlessLayerTest, BoundlessColorLayerTransformHasNoEffect) {
+    sp<SurfaceControl> colorLayer =
+            mClient->createSurface(String8("ColorLayer"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   ISurfaceComposerClient::eFXSurfaceColor,
+                                   mFGSurfaceControl.get());
+    ASSERT_TRUE(colorLayer != nullptr);
+    ASSERT_TRUE(colorLayer->isValid());
+    asTransaction([&](Transaction& t) {
+        t.setPosition(colorLayer, 320, 320);
+        t.setMatrix(colorLayer, 2, 0, 0, 2);
+        t.setColor(colorLayer, half3{0, 0, 0});
+        t.show(colorLayer);
+    });
+    {
+        mCapture = screenshot();
+        // Top left of background must now be visible
+        mCapture->expectBGColor(0, 0);
+        // Foreground Surface bounds must be color layer
+        mCapture->expectColor(Rect(64, 64, 128, 128), Color::BLACK);
+        // Color layer should not extend past foreground bounds
+        mCapture->expectBGColor(129, 129);
+    }
+}
+
+// Verify for boundless layer with children, their transforms have an effect.
+TEST_F(BoundlessLayerTest, IntermediateBoundlessLayerCanSetTransform) {
+    sp<SurfaceControl> boundlessLayerRightShift =
+            mClient->createSurface(String8("BoundlessLayerRightShift"), 0, 0,
+                                   PIXEL_FORMAT_RGBA_8888, 0 /* flags */, mFGSurfaceControl.get());
+    ASSERT_TRUE(boundlessLayerRightShift != nullptr);
+    ASSERT_TRUE(boundlessLayerRightShift->isValid());
+    sp<SurfaceControl> boundlessLayerDownShift =
+            mClient->createSurface(String8("BoundlessLayerLeftShift"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   0 /* flags */, boundlessLayerRightShift.get());
+    ASSERT_TRUE(boundlessLayerDownShift != nullptr);
+    ASSERT_TRUE(boundlessLayerDownShift->isValid());
+    sp<SurfaceControl> colorLayer =
+            mClient->createSurface(String8("ColorLayer"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   ISurfaceComposerClient::eFXSurfaceColor,
+                                   boundlessLayerDownShift.get());
+    ASSERT_TRUE(colorLayer != nullptr);
+    ASSERT_TRUE(colorLayer->isValid());
+    asTransaction([&](Transaction& t) {
+        t.setPosition(boundlessLayerRightShift, 32, 0);
+        t.show(boundlessLayerRightShift);
+        t.setPosition(boundlessLayerDownShift, 0, 32);
+        t.show(boundlessLayerDownShift);
+        t.setCrop_legacy(colorLayer, Rect(0, 0, 64, 64));
+        t.setColor(colorLayer, half3{0, 0, 0});
+        t.show(colorLayer);
+    });
+    {
+        mCapture = screenshot();
+        // Top left of background must now be visible
+        mCapture->expectBGColor(0, 0);
+        // Top left of foreground must now be visible
+        mCapture->expectFGColor(64, 64);
+        // Foreground Surface bounds must be color layer
+        mCapture->expectColor(Rect(96, 96, 128, 128), Color::BLACK);
+        // Color layer should not extend past foreground bounds
+        mCapture->expectBGColor(129, 129);
+    }
+}
+
+// Verify child layers do not get clipped if they temporarily move into the negative
+// coordinate space as the result of an intermediate transformation.
+TEST_F(BoundlessLayerTest, IntermediateBoundlessLayerDoNotCrop) {
+    sp<SurfaceControl> boundlessLayer =
+            mClient->createSurface(String8("BoundlessLayer"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   0 /* flags */, mFGSurfaceControl.get());
+    ASSERT_TRUE(boundlessLayer != nullptr);
+    ASSERT_TRUE(boundlessLayer->isValid());
+    sp<SurfaceControl> colorLayer =
+            mClient->createSurface(String8("ColorLayer"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   ISurfaceComposerClient::eFXSurfaceColor, boundlessLayer.get());
+    ASSERT_TRUE(colorLayer != nullptr);
+    ASSERT_TRUE(colorLayer->isValid());
+    asTransaction([&](Transaction& t) {
+        // shift child layer off bounds. If this layer was not boundless, we will
+        // expect the child layer to be cropped.
+        t.setPosition(boundlessLayer, 32, 32);
+        t.show(boundlessLayer);
+        t.setCrop_legacy(colorLayer, Rect(0, 0, 64, 64));
+        // undo shift by parent
+        t.setPosition(colorLayer, -32, -32);
+        t.setColor(colorLayer, half3{0, 0, 0});
+        t.show(colorLayer);
+    });
+    {
+        mCapture = screenshot();
+        // Top left of background must now be visible
+        mCapture->expectBGColor(0, 0);
+        // Foreground Surface bounds must be color layer
+        mCapture->expectColor(Rect(64, 64, 128, 128), Color::BLACK);
+        // Color layer should not extend past foreground bounds
+        mCapture->expectBGColor(129, 129);
+    }
+}
+
+// Verify for boundless root layers with children, their transforms have an effect.
+TEST_F(BoundlessLayerTest, RootBoundlessLayerCanSetTransform) {
+    sp<SurfaceControl> rootBoundlessLayer =
+            mClient->createSurface(String8("RootBoundlessLayer"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   0 /* flags */);
+    ASSERT_TRUE(rootBoundlessLayer != nullptr);
+    ASSERT_TRUE(rootBoundlessLayer->isValid());
+    sp<SurfaceControl> colorLayer =
+            mClient->createSurface(String8("ColorLayer"), 0, 0, PIXEL_FORMAT_RGBA_8888,
+                                   ISurfaceComposerClient::eFXSurfaceColor,
+                                   rootBoundlessLayer.get());
+    ASSERT_TRUE(colorLayer != nullptr);
+    ASSERT_TRUE(colorLayer->isValid());
+    asTransaction([&](Transaction& t) {
+        t.setLayer(rootBoundlessLayer, INT32_MAX - 1);
+        t.setPosition(rootBoundlessLayer, 32, 32);
+        t.show(rootBoundlessLayer);
+        t.setCrop_legacy(colorLayer, Rect(0, 0, 64, 64));
+        t.setColor(colorLayer, half3{0, 0, 0});
+        t.show(colorLayer);
+        t.hide(mFGSurfaceControl);
+    });
+    {
+        mCapture = screenshot();
+        // Top left of background must now be visible
+        mCapture->expectBGColor(0, 0);
+        // Top left of foreground must now be visible
+        mCapture->expectBGColor(31, 31);
+        // Foreground Surface bounds must be color layer
+        mCapture->expectColor(Rect(32, 32, 96, 96), Color::BLACK);
+        // Color layer should not extend past foreground bounds
+        mCapture->expectBGColor(97, 97);
+    }
+}
 
 class ScreenCaptureTest : public LayerUpdateTest {
 protected:
diff --git a/services/surfaceflinger/tests/unittests/CompositionTest.cpp b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
index 3719a3d..f71f1ea 100644
--- a/services/surfaceflinger/tests/unittests/CompositionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/CompositionTest.cpp
@@ -780,6 +780,9 @@
                                                     LayerProperties::HEIGHT,
                                                     LayerProperties::LAYER_FLAGS));
         });
+
+        auto& layerDrawingState = test->mFlinger.mutableLayerDrawingState(layer);
+        layerDrawingState.crop_legacy = Rect(0, 0, LayerProperties::HEIGHT, LayerProperties::WIDTH);
         return layer;
     }
 
diff --git a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
index 62afde9..07cabd3 100644
--- a/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
+++ b/services/surfaceflinger/tests/unittests/TestableSurfaceFlinger.h
@@ -61,6 +61,7 @@
     auto& mutableLayerDrawingState(sp<Layer> layer) { return layer->mDrawingState; }
 
     void setLayerSidebandStream(sp<Layer> layer, sp<NativeHandle> sidebandStream) {
+        layer->mDrawingState.sidebandStream = sidebandStream;
         layer->getBE().compositionInfo.hwc.sidebandStream = sidebandStream;
     }