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Commit 7b7e0121 authored by Wei Sheng Shih's avatar Wei Sheng Shih Committed by Android (Google) Code Review
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Merge "Reduce memory usage for drawing app theme snapshot." into main

parents c093df16 b42dcc8f

services/core/java/com/android/server/wm/AbsAppSnapshotController.java

+13 −5
Original line number Diff line number Diff line
@@ -82,6 +82,7 @@ abstract class AbsAppSnapshotController<TYPE extends WindowContainer, 
     */

    @VisibleForTesting

    static final int SNAPSHOT_MODE_NONE = 2;

    static final float THEME_SNAPSHOT_MIN_Length = 128.0f;



    protected final WindowManagerService mService;

    protected final float mHighResSnapshotScale;
@@ -436,14 +437,21 @@ abstract class AbsAppSnapshotController<TYPE extends WindowContainer, 
        final Rect taskBounds = source.getBounds();

        final InsetsState insetsState = mainWindow.getInsetsStateWithVisibilityOverride();

        final Rect systemBarInsets = getSystemBarInsets(mainWindow.getFrame(), insetsState);

        final int taskWidth = taskBounds.width();

        final int taskHeight = taskBounds.height();

        float scale = mHighResSnapshotScale;

        if (Flags.reduceTaskSnapshotMemoryUsage()) {

            final int minLength = Math.min(taskWidth, taskHeight);

            if (THEME_SNAPSHOT_MIN_Length < minLength) {

                scale = Math.min(THEME_SNAPSHOT_MIN_Length / minLength, scale);

            }

        }

        final SnapshotDrawerUtils.SystemBarBackgroundPainter

                decorPainter = new SnapshotDrawerUtils.SystemBarBackgroundPainter(attrs.flags,

                attrs.privateFlags, attrs.insetsFlags.appearance, taskDescription,

                mHighResSnapshotScale, mainWindow.getRequestedVisibleTypes());

        final int taskWidth = taskBounds.width();

        final int taskHeight = taskBounds.height();

        final int width = (int) (taskWidth * mHighResSnapshotScale);

        final int height = (int) (taskHeight * mHighResSnapshotScale);

                scale, mainWindow.getRequestedVisibleTypes());

        final int width = (int) (taskWidth * scale);

        final int height = (int) (taskHeight * scale);

        final RenderNode node = RenderNode.create("SnapshotController", null);

        node.setLeftTopRightBottom(0, 0, width, height);

        node.setClipToBounds(false);