diff options
Diffstat (limited to 'core/java/android/view/HardwareRenderer.java')
| -rw-r--r-- | core/java/android/view/HardwareRenderer.java | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/core/java/android/view/HardwareRenderer.java b/core/java/android/view/HardwareRenderer.java index 011e44c..9a2564f 100644 --- a/core/java/android/view/HardwareRenderer.java +++ b/core/java/android/view/HardwareRenderer.java @@ -17,6 +17,7 @@ package android.view; +import android.content.ComponentCallbacks; import android.graphics.Paint; import android.graphics.Rect; import android.graphics.SurfaceTexture; @@ -263,6 +264,18 @@ public abstract class HardwareRenderer { } /** + * Invoke this method when the system is running out of memory. This + * method will attempt to recover as much memory as possible, based on + * the specified hint. + * + * @param level Hint about the amount of memory that should be trimmed, + * see {@link android.content.ComponentCallbacks} + */ + static void trimMemory(int level) { + Gl20Renderer.flushCaches(level); + } + + /** * Indicates whether hardware acceleration is currently enabled. * * @return True if hardware acceleration is in use, false otherwise. @@ -858,5 +871,16 @@ public abstract class HardwareRenderer { } return null; } + + static void flushCaches(int level) { + switch (level) { + case ComponentCallbacks.TRIM_MEMORY_MODERATE: + GLES20Canvas.flushCaches(GLES20Canvas.FLUSH_CACHES_MODERATE); + break; + case ComponentCallbacks.TRIM_MEMORY_COMPLETE: + GLES20Canvas.flushCaches(GLES20Canvas.FLUSH_CACHES_FULL); + break; + } + } } } |