blast: BufferStateLayer

Adds the initial foundation for supporting buffers on
transactions as well as the other metadata that had been passed
over BufferQueue.

Bug: 80477568
Test: Transaction_test.cpp
Change-Id: I61e44462c66c1a912adbabf62015e66bde44c216
diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index 0414a48..931c446 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -50,6 +50,32 @@
     output.writeFloat(color.g);
     output.writeFloat(color.b);
     output.write(transparentRegion);
+    output.writeUint32(transform);
+    output.writeBool(transformToDisplayInverse);
+    output.write(crop);
+    if (buffer) {
+        output.writeBool(true);
+        output.write(*buffer);
+    } else {
+        output.writeBool(false);
+    }
+    if (acquireFence) {
+        output.writeBool(true);
+        output.write(*acquireFence);
+    } else {
+        output.writeBool(false);
+    }
+    output.writeUint32(static_cast<uint32_t>(dataspace));
+    output.write(hdrMetadata);
+    output.write(surfaceDamageRegion);
+    output.writeInt32(api);
+    if (sidebandStream) {
+        output.writeBool(true);
+        output.writeNativeHandle(sidebandStream->handle());
+    } else {
+        output.writeBool(false);
+    }
+
     return NO_ERROR;
 }
 
@@ -85,6 +111,25 @@
     color.g = input.readFloat();
     color.b = input.readFloat();
     input.read(transparentRegion);
+    transform = input.readUint32();
+    transformToDisplayInverse = input.readBool();
+    input.read(crop);
+    buffer = new GraphicBuffer();
+    if (input.readBool()) {
+        input.read(*buffer);
+    }
+    acquireFence = new Fence();
+    if (input.readBool()) {
+        input.read(*acquireFence);
+    }
+    dataspace = static_cast<ui::Dataspace>(input.readUint32());
+    input.read(hdrMetadata);
+    input.read(surfaceDamageRegion);
+    api = input.readInt32();
+    if (input.readBool()) {
+        sidebandStream = NativeHandle::create(input.readNativeHandle(), true);
+    }
+
     return NO_ERROR;
 }
 
@@ -233,6 +278,46 @@
     if (other.what & eDestroySurface) {
         what |= eDestroySurface;
     }
+    if (other.what & eTransformChanged) {
+        what |= eTransformChanged;
+        transform = other.transform;
+    }
+    if (other.what & eTransformToDisplayInverseChanged) {
+        what |= eTransformToDisplayInverseChanged;
+        transformToDisplayInverse = other.transformToDisplayInverse;
+    }
+    if (other.what & eCropChanged) {
+        what |= eCropChanged;
+        crop = other.crop;
+    }
+    if (other.what & eBufferChanged) {
+        what |= eBufferChanged;
+        buffer = other.buffer;
+    }
+    if (other.what & eAcquireFenceChanged) {
+        what |= eAcquireFenceChanged;
+        acquireFence = other.acquireFence;
+    }
+    if (other.what & eDataspaceChanged) {
+        what |= eDataspaceChanged;
+        dataspace = other.dataspace;
+    }
+    if (other.what & eHdrMetadataChanged) {
+        what |= eHdrMetadataChanged;
+        hdrMetadata = other.hdrMetadata;
+    }
+    if (other.what & eSurfaceDamageRegionChanged) {
+        what |= eSurfaceDamageRegionChanged;
+        surfaceDamageRegion = other.surfaceDamageRegion;
+    }
+    if (other.what & eApiChanged) {
+        what |= eApiChanged;
+        api = other.api;
+    }
+    if (other.what & eSidebandStreamChanged) {
+        what |= eSidebandStreamChanged;
+        sidebandStream = other.sidebandStream;
+    }
 }
 
 }; // namespace android
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 3ff0ec2..17cff54 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -437,6 +437,127 @@
     return *this;
 }
 
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setTransform(
+        const sp<SurfaceControl>& sc, uint32_t transform) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eTransformChanged;
+    s->transform = transform;
+    return *this;
+}
+
+SurfaceComposerClient::Transaction&
+SurfaceComposerClient::Transaction::setTransformToDisplayInverse(const sp<SurfaceControl>& sc,
+                                                                 bool transformToDisplayInverse) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eTransformToDisplayInverseChanged;
+    s->transformToDisplayInverse = transformToDisplayInverse;
+    return *this;
+}
+
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setCrop(
+        const sp<SurfaceControl>& sc, const Rect& crop) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eCropChanged;
+    s->crop = crop;
+    return *this;
+}
+
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setBuffer(
+        const sp<SurfaceControl>& sc, const sp<GraphicBuffer>& buffer) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eBufferChanged;
+    s->buffer = buffer;
+    return *this;
+}
+
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setAcquireFence(
+        const sp<SurfaceControl>& sc, const sp<Fence>& fence) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eAcquireFenceChanged;
+    s->acquireFence = fence;
+    return *this;
+}
+
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setDataspace(
+        const sp<SurfaceControl>& sc, ui::Dataspace dataspace) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eDataspaceChanged;
+    s->dataspace = dataspace;
+    return *this;
+}
+
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setHdrMetadata(
+        const sp<SurfaceControl>& sc, const HdrMetadata& hdrMetadata) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eHdrMetadataChanged;
+    s->hdrMetadata = hdrMetadata;
+    return *this;
+}
+
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setSurfaceDamageRegion(
+        const sp<SurfaceControl>& sc, const Region& surfaceDamageRegion) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eSurfaceDamageRegionChanged;
+    s->surfaceDamageRegion = surfaceDamageRegion;
+    return *this;
+}
+
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setApi(
+        const sp<SurfaceControl>& sc, int32_t api) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eApiChanged;
+    s->api = api;
+    return *this;
+}
+
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setSidebandStream(
+        const sp<SurfaceControl>& sc, const sp<NativeHandle>& sidebandStream) {
+    layer_state_t* s = getLayerState(sc);
+    if (!s) {
+        mStatus = BAD_INDEX;
+        return *this;
+    }
+    s->what |= layer_state_t::eSidebandStreamChanged;
+    s->sidebandStream = sidebandStream;
+    return *this;
+}
+
 SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::detachChildren(
         const sp<SurfaceControl>& sc) {
     layer_state_t* s = getLayerState(sc);
diff --git a/libs/gui/include/gui/ISurfaceComposerClient.h b/libs/gui/include/gui/ISurfaceComposerClient.h
index 8dfc99a..11261c3 100644
--- a/libs/gui/include/gui/ISurfaceComposerClient.h
+++ b/libs/gui/include/gui/ISurfaceComposerClient.h
@@ -40,8 +40,9 @@
         eProtectedByDRM = 0x00001000,
         eCursorWindow = 0x00002000,
 
-        eFXSurfaceNormal = 0x00000000,
+        eFXSurfaceBufferQueue = 0x00000000,
         eFXSurfaceColor = 0x00020000,
+        eFXSurfaceBufferState = 0x00040000,
         eFXSurfaceMask = 0x000F0000,
     };
 
diff --git a/libs/gui/include/gui/LayerState.h b/libs/gui/include/gui/LayerState.h
index b88b7fe..0981798 100644
--- a/libs/gui/include/gui/LayerState.h
+++ b/libs/gui/include/gui/LayerState.h
@@ -24,6 +24,7 @@
 
 #include <gui/IGraphicBufferProducer.h>
 #include <math/vec3.h>
+#include <ui/GraphicTypes.h>
 #include <ui/Rect.h>
 #include <ui/Region.h>
 
@@ -61,7 +62,17 @@
         eRelativeLayerChanged = 0x00008000,
         eReparent = 0x00010000,
         eColorChanged = 0x00020000,
-        eDestroySurface = 0x00040000
+        eDestroySurface = 0x00040000,
+        eTransformChanged = 0x00100000,
+        eTransformToDisplayInverseChanged = 0x00200000,
+        eCropChanged = 0x00400000,
+        eBufferChanged = 0x00800000,
+        eAcquireFenceChanged = 0x01000000,
+        eDataspaceChanged = 0x02000000,
+        eHdrMetadataChanged = 0x04000000,
+        eSurfaceDamageRegionChanged = 0x08000000,
+        eApiChanged = 0x10000000,
+        eSidebandStreamChanged = 0x20000000,
     };
 
     layer_state_t()
@@ -79,9 +90,16 @@
             crop_legacy(Rect::INVALID_RECT),
             finalCrop_legacy(Rect::INVALID_RECT),
             frameNumber_legacy(0),
-            overrideScalingMode(-1) {
+            overrideScalingMode(-1),
+            transform(0),
+            transformToDisplayInverse(false),
+            crop(Rect::INVALID_RECT),
+            dataspace(ui::Dataspace::UNKNOWN),
+            surfaceDamageRegion(),
+            api(-1) {
         matrix.dsdx = matrix.dtdy = 1.0f;
         matrix.dsdy = matrix.dtdx = 0.0f;
+        hdrMetadata.validTypes = 0;
     }
 
     void merge(const layer_state_t& other);
@@ -124,6 +142,17 @@
 
     // non POD must be last. see write/read
     Region transparentRegion;
+
+    uint32_t transform;
+    bool transformToDisplayInverse;
+    Rect crop;
+    sp<GraphicBuffer> buffer;
+    sp<Fence> acquireFence;
+    ui::Dataspace dataspace;
+    HdrMetadata hdrMetadata;
+    Region surfaceDamageRegion;
+    int32_t api;
+    sp<NativeHandle> sidebandStream;
 };
 
 struct ComposerState {
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index 278a642..4907866 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -227,6 +227,20 @@
 
         Transaction& setColor(const sp<SurfaceControl>& sc, const half3& color);
 
+        Transaction& setTransform(const sp<SurfaceControl>& sc, uint32_t transform);
+        Transaction& setTransformToDisplayInverse(const sp<SurfaceControl>& sc,
+                                                  bool transformToDisplayInverse);
+        Transaction& setCrop(const sp<SurfaceControl>& sc, const Rect& crop);
+        Transaction& setBuffer(const sp<SurfaceControl>& sc, const sp<GraphicBuffer>& buffer);
+        Transaction& setAcquireFence(const sp<SurfaceControl>& sc, const sp<Fence>& fence);
+        Transaction& setDataspace(const sp<SurfaceControl>& sc, ui::Dataspace dataspace);
+        Transaction& setHdrMetadata(const sp<SurfaceControl>& sc, const HdrMetadata& hdrMetadata);
+        Transaction& setSurfaceDamageRegion(const sp<SurfaceControl>& sc,
+                                            const Region& surfaceDamageRegion);
+        Transaction& setApi(const sp<SurfaceControl>& sc, int32_t api);
+        Transaction& setSidebandStream(const sp<SurfaceControl>& sc,
+                                       const sp<NativeHandle>& sidebandStream);
+
         // Detaches all child surfaces (and their children recursively)
         // from their SurfaceControl.
         // The child SurfaceControls will not throw exceptions or return errors,