Snap for 5743241 from 38172ad8cf4a3dc3ee801cb295de891050993438 to qt-c2f2-release (8167540e) · Commits · e / os / android_frameworks_native-old

services/surfaceflinger/Layer.cpp

+27 −0

Original line number	Diff line number	Diff line
		@@ -2037,6 +2037,13 @@ bool Layer::isRemovedFromCurrentState() const {
		return mRemovedFromCurrentState;
		}

		// Debug helper for b/137560795
		#define INT32_MIGHT_OVERFLOW(n) (((n) >= INT32_MAX / 2) \|\| ((n) <= INT32_MIN / 2))

		#define RECT_BOUNDS_INVALID(rect) \
		(INT32_MIGHT_OVERFLOW((rect).left) \|\| INT32_MIGHT_OVERFLOW((rect).right) \|\| \
		INT32_MIGHT_OVERFLOW((rect).bottom) \|\| INT32_MIGHT_OVERFLOW((rect).top))

		InputWindowInfo Layer::fillInputInfo() {
		InputWindowInfo info = mDrawingState.inputInfo;

		@@ -2066,6 +2073,26 @@ InputWindowInfo Layer::fillInputInfo() {
		layerBounds = getCroppedBufferSize(getDrawingState());
		}
		layerBounds = t.transform(layerBounds);

		// debug check for b/137560795
		{
		if (RECT_BOUNDS_INVALID(layerBounds)) {
		ALOGE("layer %s bounds are invalid (%" PRIi32 ", %" PRIi32 ", %" PRIi32 ", %" PRIi32
		")",
		mName.c_str(), layerBounds.left, layerBounds.top, layerBounds.right,
		layerBounds.bottom);
		std::string out;
		getTransform().dump(out, "Transform");
		ALOGE("%s", out.c_str());
		layerBounds.left = layerBounds.top = layerBounds.right = layerBounds.bottom = 0;
		}

		if (INT32_MIGHT_OVERFLOW(xSurfaceInset) \|\| INT32_MIGHT_OVERFLOW(ySurfaceInset)) {
		ALOGE("layer %s surface inset are invalid (%" PRIi32 ", %" PRIi32 ")", mName.c_str(),
		int32_t(xSurfaceInset), int32_t(ySurfaceInset));
		xSurfaceInset = ySurfaceInset = 0;
		}
		}
		layerBounds.inset(xSurfaceInset, ySurfaceInset, xSurfaceInset, ySurfaceInset);

		// Input coordinate should match the layer bounds.