SF: Add DisplayDevice setProjection test
Ensure the right state it set for various combinations of the software
and install rotation.
Test: atest libsurfaceflinger_unittest
Bug: 144117364
Change-Id: I181551edd3352c2cf56976b5785eb9f5384d032c
diff --git a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
index 33563ea..9680a17 100644
--- a/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
+++ b/services/surfaceflinger/tests/unittests/DisplayTransactionTest.cpp
@@ -25,6 +25,7 @@
#include <compositionengine/Display.h>
#include <compositionengine/DisplayColorProfile.h>
+#include <compositionengine/impl/OutputCompositionState.h>
#include <compositionengine/mock/DisplaySurface.h>
#include <gmock/gmock.h>
#include <gtest/gtest.h>
@@ -1278,6 +1279,243 @@
}
/* ------------------------------------------------------------------------
+ * DisplayDevice::setProjection
+ */
+
+class DisplayDeviceSetProjectionTest : public DisplayTransactionTest {
+public:
+ static constexpr DisplayId DEFAULT_DISPLAY_ID = DisplayId{777};
+ static constexpr bool DEFAULT_DISPLAY_IS_VIRTUAL = false;
+ static constexpr bool DEFAULT_DISPLAY_IS_PRIMARY = true;
+ static constexpr int32_t DEFAULT_DISPLAY_WIDTH = 1080; // arbitrary
+ static constexpr int32_t DEFAULT_DISPLAY_HEIGHT = 1920; // arbitrary
+
+ static constexpr int32_t TRANSFORM_FLAGS_ROT_0 = 0;
+ static constexpr int32_t TRANSFORM_FLAGS_ROT_90 = HAL_TRANSFORM_ROT_90;
+ static constexpr int32_t TRANSFORM_FLAGS_ROT_180 = HAL_TRANSFORM_FLIP_H | HAL_TRANSFORM_FLIP_V;
+ static constexpr int32_t TRANSFORM_FLAGS_ROT_270 =
+ HAL_TRANSFORM_FLIP_H | HAL_TRANSFORM_FLIP_V | HAL_TRANSFORM_ROT_90;
+
+ DisplayDeviceSetProjectionTest(ui::Size flingerDisplaySize, ui::Size hardwareDisplaySize,
+ ui::Rotation physicalOrientation)
+ : mFlingerDisplaySize(flingerDisplaySize),
+ mHardwareDisplaySize(hardwareDisplaySize),
+ mPhysicalOrientation(physicalOrientation),
+ mDisplayDevice(createDisplayDevice()) {}
+
+ sp<DisplayDevice> createDisplayDevice() {
+ // The DisplayDevice is required to have a framebuffer (behind the
+ // ANativeWindow interface) which uses the actual hardware display
+ // size.
+ EXPECT_CALL(*mNativeWindow, query(NATIVE_WINDOW_WIDTH, _))
+ .WillRepeatedly(DoAll(SetArgPointee<1>(mHardwareDisplaySize.width), Return(0)));
+ EXPECT_CALL(*mNativeWindow, query(NATIVE_WINDOW_HEIGHT, _))
+ .WillRepeatedly(DoAll(SetArgPointee<1>(mHardwareDisplaySize.height), Return(0)));
+ EXPECT_CALL(*mNativeWindow, perform(NATIVE_WINDOW_SET_BUFFERS_FORMAT));
+ EXPECT_CALL(*mNativeWindow, perform(NATIVE_WINDOW_API_CONNECT));
+ EXPECT_CALL(*mNativeWindow, perform(NATIVE_WINDOW_SET_USAGE64));
+ EXPECT_CALL(*mNativeWindow, perform(NATIVE_WINDOW_API_DISCONNECT));
+
+ return FakeDisplayDeviceInjector(mFlinger, DEFAULT_DISPLAY_ID, DEFAULT_DISPLAY_IS_VIRTUAL,
+ DEFAULT_DISPLAY_IS_PRIMARY)
+ .setNativeWindow(mNativeWindow)
+ .setPhysicalOrientation(mPhysicalOrientation)
+ .inject();
+ }
+
+ ui::Size SwapWH(const ui::Size size) const { return ui::Size(size.height, size.width); }
+
+ void setProjectionForRotation0() {
+ // A logical rotation of 0 uses the SurfaceFlinger display size
+ mDisplayDevice->setProjection(ui::ROTATION_0, Rect(mFlingerDisplaySize),
+ Rect(mFlingerDisplaySize));
+ }
+
+ void setProjectionForRotation90() {
+ // A logical rotation of 90 uses the SurfaceFlinger display size with
+ // the width/height swapped.
+ mDisplayDevice->setProjection(ui::ROTATION_90, Rect(SwapWH(mFlingerDisplaySize)),
+ Rect(SwapWH(mFlingerDisplaySize)));
+ }
+
+ void setProjectionForRotation180() {
+ // A logical rotation of 180 uses the SurfaceFlinger display size
+ mDisplayDevice->setProjection(ui::ROTATION_180, Rect(mFlingerDisplaySize),
+ Rect(mFlingerDisplaySize));
+ }
+
+ void setProjectionForRotation270() {
+ // A logical rotation of 270 uses the SurfaceFlinger display size with
+ // the width/height swapped.
+ mDisplayDevice->setProjection(ui::ROTATION_270, Rect(SwapWH(mFlingerDisplaySize)),
+ Rect(SwapWH(mFlingerDisplaySize)));
+ }
+
+ void expectStateForHardwareTransform0() {
+ const auto& compositionState = mDisplayDevice->getCompositionDisplay()->getState();
+ EXPECT_EQ(ui::Transform(TRANSFORM_FLAGS_ROT_0, mHardwareDisplaySize.width,
+ mHardwareDisplaySize.height),
+ compositionState.transform);
+ EXPECT_EQ(TRANSFORM_FLAGS_ROT_0, compositionState.orientation);
+ EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.scissor);
+ EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.frame);
+ EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.viewport);
+ EXPECT_EQ(false, compositionState.needsFiltering);
+ }
+
+ void expectStateForHardwareTransform90() {
+ const auto& compositionState = mDisplayDevice->getCompositionDisplay()->getState();
+ EXPECT_EQ(ui::Transform(TRANSFORM_FLAGS_ROT_90, mHardwareDisplaySize.width,
+ mHardwareDisplaySize.height),
+ compositionState.transform);
+ EXPECT_EQ(TRANSFORM_FLAGS_ROT_90, compositionState.orientation);
+ EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.scissor);
+ // For 90, the frame and viewport have the hardware display size width and height swapped
+ EXPECT_EQ(Rect(SwapWH(mHardwareDisplaySize)), compositionState.frame);
+ EXPECT_EQ(Rect(SwapWH(mHardwareDisplaySize)), compositionState.viewport);
+ EXPECT_EQ(false, compositionState.needsFiltering);
+ }
+
+ void expectStateForHardwareTransform180() {
+ const auto& compositionState = mDisplayDevice->getCompositionDisplay()->getState();
+ EXPECT_EQ(ui::Transform(TRANSFORM_FLAGS_ROT_180, mHardwareDisplaySize.width,
+ mHardwareDisplaySize.height),
+ compositionState.transform);
+ EXPECT_EQ(TRANSFORM_FLAGS_ROT_180, compositionState.orientation);
+ EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.scissor);
+ EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.frame);
+ EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.viewport);
+ EXPECT_EQ(false, compositionState.needsFiltering);
+ }
+
+ void expectStateForHardwareTransform270() {
+ const auto& compositionState = mDisplayDevice->getCompositionDisplay()->getState();
+ EXPECT_EQ(ui::Transform(TRANSFORM_FLAGS_ROT_270, mHardwareDisplaySize.width,
+ mHardwareDisplaySize.height),
+ compositionState.transform);
+ EXPECT_EQ(TRANSFORM_FLAGS_ROT_270, compositionState.orientation);
+ EXPECT_EQ(Rect(mHardwareDisplaySize), compositionState.scissor);
+ // For 270, the frame and viewport have the hardware display size width and height swapped
+ EXPECT_EQ(Rect(SwapWH(mHardwareDisplaySize)), compositionState.frame);
+ EXPECT_EQ(Rect(SwapWH(mHardwareDisplaySize)), compositionState.viewport);
+ EXPECT_EQ(false, compositionState.needsFiltering);
+ }
+
+ const ui::Size mFlingerDisplaySize;
+ const ui::Size mHardwareDisplaySize;
+ const ui::Rotation mPhysicalOrientation;
+ const sp<DisplayDevice> mDisplayDevice;
+};
+
+struct DisplayDeviceSetProjectionTest_Installed0 : public DisplayDeviceSetProjectionTest {
+ DisplayDeviceSetProjectionTest_Installed0()
+ : DisplayDeviceSetProjectionTest(ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
+ ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
+ ui::ROTATION_0) {}
+};
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed0, checkWith0OutputRotation) {
+ setProjectionForRotation0();
+ expectStateForHardwareTransform0();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed0, checkWith90OutputRotation) {
+ setProjectionForRotation90();
+ expectStateForHardwareTransform90();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed0, checkWith180OutputRotation) {
+ setProjectionForRotation180();
+ expectStateForHardwareTransform180();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed0, checkWith270OutputRotation) {
+ setProjectionForRotation270();
+ expectStateForHardwareTransform270();
+}
+
+struct DisplayDeviceSetProjectionTest_Installed90 : public DisplayDeviceSetProjectionTest {
+ DisplayDeviceSetProjectionTest_Installed90()
+ : DisplayDeviceSetProjectionTest(ui::Size(DEFAULT_DISPLAY_HEIGHT, DEFAULT_DISPLAY_WIDTH),
+ ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
+ ui::ROTATION_90) {}
+};
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed90, checkWith0OutputRotation) {
+ setProjectionForRotation0();
+ expectStateForHardwareTransform90();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed90, checkWith90OutputRotation) {
+ setProjectionForRotation90();
+ expectStateForHardwareTransform180();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed90, checkWith180OutputRotation) {
+ setProjectionForRotation180();
+ expectStateForHardwareTransform270();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed90, checkWith270OutputRotation) {
+ setProjectionForRotation270();
+ expectStateForHardwareTransform0();
+}
+
+struct DisplayDeviceSetProjectionTest_Installed180 : public DisplayDeviceSetProjectionTest {
+ DisplayDeviceSetProjectionTest_Installed180()
+ : DisplayDeviceSetProjectionTest(ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
+ ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
+ ui::ROTATION_180) {}
+};
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed180, checkWith0OutputRotation) {
+ setProjectionForRotation0();
+ expectStateForHardwareTransform180();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed180, checkWith90OutputRotation) {
+ setProjectionForRotation90();
+ expectStateForHardwareTransform270();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed180, checkWith180OutputRotation) {
+ setProjectionForRotation180();
+ expectStateForHardwareTransform0();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed180, checkWith270OutputRotation) {
+ setProjectionForRotation270();
+ expectStateForHardwareTransform90();
+}
+
+struct DisplayDeviceSetProjectionTest_Installed270 : public DisplayDeviceSetProjectionTest {
+ DisplayDeviceSetProjectionTest_Installed270()
+ : DisplayDeviceSetProjectionTest(ui::Size(DEFAULT_DISPLAY_HEIGHT, DEFAULT_DISPLAY_WIDTH),
+ ui::Size(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT),
+ ui::ROTATION_270) {}
+};
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed270, checkWith0OutputRotation) {
+ setProjectionForRotation0();
+ expectStateForHardwareTransform270();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed270, checkWith90OutputRotation) {
+ setProjectionForRotation90();
+ expectStateForHardwareTransform0();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed270, checkWith180OutputRotation) {
+ setProjectionForRotation180();
+ expectStateForHardwareTransform90();
+}
+
+TEST_F(DisplayDeviceSetProjectionTest_Installed270, checkWith270OutputRotation) {
+ setProjectionForRotation270();
+ expectStateForHardwareTransform180();
+}
+
+/* ------------------------------------------------------------------------
* SurfaceFlinger::getDisplayNativePrimaries
*/