Add unit tests for planner's LayerState (eb920d9a) · Commits · e / os / platform_frameworks_native

services/surfaceflinger/CompositionEngine/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -105,6 +105,7 @@ cc_test {
		srcs: [
		"tests/planner/CachedSetTest.cpp",
		"tests/planner/FlattenerTest.cpp",
		"tests/planner/LayerStateTest.cpp",
		"tests/CompositionEngineTest.cpp",
		"tests/DisplayColorProfileTest.cpp",
		"tests/DisplayTest.cpp",

+6 −13

Original line number	Diff line number	Diff line
		@@ -40,6 +40,7 @@ using LayerId = int32_t;

		// clang-format off
		enum class LayerStateField : uint32_t {
		None = 0u,
		Id = 1u << 0,
		Name = 1u << 1,
		DisplayFrame = 1u << 2,
		@@ -173,8 +174,12 @@ public:
		// Returns which fields were updated
		Flags<LayerStateField> update(compositionengine::OutputLayer*);

		// Computes a hash for this LayerState.
		// The hash is only computed from NonUniqueFields.
		size_t getHash(Flags<LayerStateField> skipFields) const;

		// Returns the bit-set of differing fields between this LayerState and another LayerState.
		// This bit-set is based on NonUniqueFields only
		Flags<LayerStateField> getDifferingFields(const LayerState& other,
		Flags<LayerStateField> skipFields) const;

		@@ -280,19 +285,7 @@ private:

		// Output-independent per-frame state

		OutputLayerState<mat4, LayerStateField::ColorTransform>
		mColorTransform{[](auto layer) {
		const auto state = layer->getLayerFE().getCompositionState();
		return state->colorTransformIsIdentity ? mat4{}
		: state->colorTransform;
		},
		[](const mat4& mat) {
		using namespace std::string_literals;
		std::vector<std::string> split =
		base::Split(std::string(mat.asString().string()), "\n"s);
		split.pop_back(); // Strip the last (empty) line
		return split;
		}};
		OutputLayerState<mat4, LayerStateField::ColorTransform> mColorTransform;

		// TODO(b/180638831): Surface damage

+20 −1

Original line number	Diff line number	Diff line
		@@ -16,9 +16,28 @@

		#include <compositionengine/impl/planner/LayerState.h>

		namespace {
		extern "C" const char* __attribute__((unused)) __asan_default_options() {
		return "detect_container_overflow=0";
		}
		} // namespace

		namespace android::compositionengine::impl::planner {

		LayerState::LayerState(compositionengine::OutputLayer* layer) : mOutputLayer(layer) {
		LayerState::LayerState(compositionengine::OutputLayer* layer)
		: mOutputLayer(layer),
		mColorTransform({[](auto layer) {
		const auto state = layer->getLayerFE().getCompositionState();
		return state->colorTransformIsIdentity ? mat4{}
		: state->colorTransform;
		},
		[](const mat4& mat) {
		using namespace std::string_literals;
		std::vector<std::string> split =
		base::Split(std::string(mat.asString().string()), "\n"s);
		split.pop_back(); // Strip the last (empty) line
		return split;
		}}) {
		update(layer);
		}

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