SurfaceFlinger: Add API to get native display color primaries
Add getDisplayNativePrimaries(), used to get the coordinates of a
display's native color primaries. Only a single internal display is
supported at this time.
This API makes use of an API by the same name added in Configstore v1.2.
Bug: 123104704
Change-Id: I466f45f4a52b77d547f7b01164b93fb387a72780
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
index 2c1833b..4cb79ab 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
@@ -1226,6 +1226,116 @@
}
/* ------------------------------------------------------------------------
+ * SurfaceFlinger::getDisplayNativePrimaries
+ */
+
+class GetDisplayNativePrimaries : public DisplayTransactionTest {
+public:
+ GetDisplayNativePrimaries();
+ void populateDummyDisplayNativePrimaries(ui::DisplayPrimaries& primaries);
+ void checkDummyDisplayNativePrimaries(const ui::DisplayPrimaries& primaries);
+
+private:
+ static constexpr float mStartingTestValue = 1.0f;
+};
+
+GetDisplayNativePrimaries::GetDisplayNativePrimaries() {
+ SimplePrimaryDisplayCase::Display::injectHwcDisplay(this);
+ injectFakeNativeWindowSurfaceFactory();
+}
+
+void GetDisplayNativePrimaries::populateDummyDisplayNativePrimaries(
+ ui::DisplayPrimaries& primaries) {
+ float startingVal = mStartingTestValue;
+ primaries.red.X = startingVal++;
+ primaries.red.Y = startingVal++;
+ primaries.red.Z = startingVal++;
+ primaries.green.X = startingVal++;
+ primaries.green.Y = startingVal++;
+ primaries.green.Z = startingVal++;
+ primaries.blue.X = startingVal++;
+ primaries.blue.Y = startingVal++;
+ primaries.blue.Z = startingVal++;
+ primaries.white.X = startingVal++;
+ primaries.white.Y = startingVal++;
+ primaries.white.Z = startingVal++;
+}
+
+void GetDisplayNativePrimaries::checkDummyDisplayNativePrimaries(
+ const ui::DisplayPrimaries& primaries) {
+ float startingVal = mStartingTestValue;
+ EXPECT_EQ(primaries.red.X, startingVal++);
+ EXPECT_EQ(primaries.red.Y, startingVal++);
+ EXPECT_EQ(primaries.red.Z, startingVal++);
+ EXPECT_EQ(primaries.green.X, startingVal++);
+ EXPECT_EQ(primaries.green.Y, startingVal++);
+ EXPECT_EQ(primaries.green.Z, startingVal++);
+ EXPECT_EQ(primaries.blue.X, startingVal++);
+ EXPECT_EQ(primaries.blue.Y, startingVal++);
+ EXPECT_EQ(primaries.blue.Z, startingVal++);
+ EXPECT_EQ(primaries.white.X, startingVal++);
+ EXPECT_EQ(primaries.white.Y, startingVal++);
+ EXPECT_EQ(primaries.white.Z, startingVal++);
+}
+
+TEST_F(GetDisplayNativePrimaries, nullDisplayToken) {
+ ui::DisplayPrimaries primaries;
+ EXPECT_EQ(BAD_VALUE, mFlinger.getDisplayNativePrimaries(nullptr, primaries));
+}
+
+TEST_F(GetDisplayNativePrimaries, internalDisplayWithDefaultPrimariesData) {
+ auto injector = SimplePrimaryDisplayCase::Display::makeFakeExistingDisplayInjector(this);
+ injector.inject();
+ auto internalDisplayToken = injector.token();
+ // A nullptr would trigger a different execution path than what's being tested here
+ EXPECT_NE(nullptr, internalDisplayToken.get());
+
+ mFlinger.initDefaultDisplayNativePrimaries();
+
+ ui::DisplayPrimaries primaries;
+ // Expecting sRGB primaries
+ EXPECT_EQ(NO_ERROR, mFlinger.getDisplayNativePrimaries(internalDisplayToken, primaries));
+ EXPECT_EQ(primaries.red.X, 0.4123f);
+ EXPECT_EQ(primaries.red.Y, 0.2126f);
+ EXPECT_EQ(primaries.red.Z, 0.0193f);
+ EXPECT_EQ(primaries.green.X, 0.3576f);
+ EXPECT_EQ(primaries.green.Y, 0.7152f);
+ EXPECT_EQ(primaries.green.Z, 0.1192f);
+ EXPECT_EQ(primaries.blue.X, 0.1805f);
+ EXPECT_EQ(primaries.blue.Y, 0.0722f);
+ EXPECT_EQ(primaries.blue.Z, 0.9506f);
+ EXPECT_EQ(primaries.white.X, 0.9505f);
+ EXPECT_EQ(primaries.white.Y, 1.0000f);
+ EXPECT_EQ(primaries.white.Z, 1.0891f);
+}
+
+TEST_F(GetDisplayNativePrimaries, internalDisplayWithPrimariesData) {
+ auto injector = SimplePrimaryDisplayCase::Display::makeFakeExistingDisplayInjector(this);
+ injector.inject();
+ auto internalDisplayToken = injector.token();
+
+ ui::DisplayPrimaries expectedPrimaries;
+ populateDummyDisplayNativePrimaries(expectedPrimaries);
+ mFlinger.setInternalDisplayPrimaries(expectedPrimaries);
+
+ ui::DisplayPrimaries primaries;
+ EXPECT_EQ(NO_ERROR, mFlinger.getDisplayNativePrimaries(internalDisplayToken, primaries));
+
+ checkDummyDisplayNativePrimaries(primaries);
+}
+
+TEST_F(GetDisplayNativePrimaries, notInternalDisplayToken) {
+ sp<BBinder> notInternalDisplayToken = new BBinder();
+
+ ui::DisplayPrimaries primaries;
+ populateDummyDisplayNativePrimaries(primaries);
+ EXPECT_EQ(BAD_VALUE, mFlinger.getDisplayNativePrimaries(notInternalDisplayToken, primaries));
+
+ // Check primaries argument wasn't modified in case of failure
+ checkDummyDisplayNativePrimaries(primaries);
+}
+
+/* ------------------------------------------------------------------------
* SurfaceFlinger::setupNewDisplayDeviceInternal
*/