commit 492cec329639528929041ed967b9d1f99f12fd24
author Sally Qi <sallyqi@google.com> Fri Jun 28 14:34:47 2024 -0700
committer Sally Qi <sallyqi@google.com> Wed Aug 14 09:31:47 2024 -0700
tree 52c361592dda91a6e22edf54c4313305ec1fc7cc
parent 9d934309cc1dd4eb01b0cda17047f1b18cc8c9ed

[SurfaceFinger] Add getDisplayLuts interface.

Bug: 329472856
Test: builds
Flag: EXEMPT HAL interface change
Change-Id: I9a7fcba9f0281662c67645b47b2978f0ee9531c6

services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp

diff --git a/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp b/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
index d50a0bc..0eced73 100644
--- a/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/AidlComposerHal.cpp
@@ -44,6 +44,7 @@
 using aidl::android::hardware::graphics::composer3::BnComposerCallback;
 using aidl::android::hardware::graphics::composer3::Capability;
 using aidl::android::hardware::graphics::composer3::ClientTargetPropertyWithBrightness;
+using aidl::android::hardware::graphics::composer3::Lut;
 using aidl::android::hardware::graphics::composer3::PowerMode;
 using aidl::android::hardware::graphics::composer3::VirtualDisplay;
 
@@ -1539,6 +1540,18 @@
     return error;
 }
 
+Error AidlComposer::getDisplayLuts(Display display, std::vector<Lut>* outLuts) {
+    Error error = Error::NONE;
+    mMutex.lock_shared();
+    if (auto reader = getReader(display)) {
+        *outLuts = reader->get().takeDisplayLuts(translate<int64_t>(display));
+    } else {
+        error = Error::BAD_DISPLAY;
+    }
+    mMutex.unlock_shared();
+    return error;
+}
+
 Error AidlComposer::setLayerBrightness(Display display, Layer layer, float brightness) {
     Error error = Error::NONE;
     mMutex.lock_shared();