| /* |
| * Copyright (C) 2013 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package android.view; |
| |
| import android.annotation.IntDef; |
| import android.annotation.NonNull; |
| import android.content.Context; |
| import android.content.res.TypedArray; |
| import android.graphics.Bitmap; |
| import android.graphics.Point; |
| import android.graphics.Rect; |
| import android.os.Binder; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Message; |
| import android.os.ParcelFileDescriptor; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.os.Trace; |
| import android.util.Log; |
| import android.view.Surface.OutOfResourcesException; |
| import android.view.View.AttachInfo; |
| |
| import com.android.internal.R; |
| import com.android.internal.util.VirtualRefBasePtr; |
| |
| import java.io.File; |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.HashSet; |
| |
| /** |
| * Hardware renderer that proxies the rendering to a render thread. Most calls |
| * are currently synchronous. |
| * |
| * The UI thread can block on the RenderThread, but RenderThread must never |
| * block on the UI thread. |
| * |
| * ThreadedRenderer creates an instance of RenderProxy. RenderProxy in turn creates |
| * and manages a CanvasContext on the RenderThread. The CanvasContext is fully managed |
| * by the lifecycle of the RenderProxy. |
| * |
| * Note that although currently the EGL context & surfaces are created & managed |
| * by the render thread, the goal is to move that into a shared structure that can |
| * be managed by both threads. EGLSurface creation & deletion should ideally be |
| * done on the UI thread and not the RenderThread to avoid stalling the |
| * RenderThread with surface buffer allocation. |
| * |
| * @hide |
| */ |
| public final class ThreadedRenderer { |
| private static final String LOG_TAG = "ThreadedRenderer"; |
| |
| /** |
| * Name of the file that holds the shaders cache. |
| */ |
| private static final String CACHE_PATH_SHADERS = "com.android.opengl.shaders_cache"; |
| |
| /** |
| * System property used to enable or disable dirty regions invalidation. |
| * This property is only queried if {@link #RENDER_DIRTY_REGIONS} is true. |
| * The default value of this property is assumed to be true. |
| * |
| * Possible values: |
| * "true", to enable partial invalidates |
| * "false", to disable partial invalidates |
| */ |
| static final String RENDER_DIRTY_REGIONS_PROPERTY = "debug.hwui.render_dirty_regions"; |
| |
| /** |
| * System property used to enable or disable hardware rendering profiling. |
| * The default value of this property is assumed to be false. |
| * |
| * When profiling is enabled, the adb shell dumpsys gfxinfo command will |
| * output extra information about the time taken to execute by the last |
| * frames. |
| * |
| * Possible values: |
| * "true", to enable profiling |
| * "visual_bars", to enable profiling and visualize the results on screen |
| * "false", to disable profiling |
| * |
| * @see #PROFILE_PROPERTY_VISUALIZE_BARS |
| * |
| * @hide |
| */ |
| public static final String PROFILE_PROPERTY = "debug.hwui.profile"; |
| |
| /** |
| * Value for {@link #PROFILE_PROPERTY}. When the property is set to this |
| * value, profiling data will be visualized on screen as a bar chart. |
| * |
| * @hide |
| */ |
| public static final String PROFILE_PROPERTY_VISUALIZE_BARS = "visual_bars"; |
| |
| /** |
| * System property used to specify the number of frames to be used |
| * when doing hardware rendering profiling. |
| * The default value of this property is #PROFILE_MAX_FRAMES. |
| * |
| * When profiling is enabled, the adb shell dumpsys gfxinfo command will |
| * output extra information about the time taken to execute by the last |
| * frames. |
| * |
| * Possible values: |
| * "60", to set the limit of frames to 60 |
| */ |
| static final String PROFILE_MAXFRAMES_PROPERTY = "debug.hwui.profile.maxframes"; |
| |
| /** |
| * System property used to debug EGL configuration choice. |
| * |
| * Possible values: |
| * "choice", print the chosen configuration only |
| * "all", print all possible configurations |
| */ |
| static final String PRINT_CONFIG_PROPERTY = "debug.hwui.print_config"; |
| |
| /** |
| * Turn on to draw dirty regions every other frame. |
| * |
| * Possible values: |
| * "true", to enable dirty regions debugging |
| * "false", to disable dirty regions debugging |
| * |
| * @hide |
| */ |
| public static final String DEBUG_DIRTY_REGIONS_PROPERTY = "debug.hwui.show_dirty_regions"; |
| |
| /** |
| * Turn on to flash hardware layers when they update. |
| * |
| * Possible values: |
| * "true", to enable hardware layers updates debugging |
| * "false", to disable hardware layers updates debugging |
| * |
| * @hide |
| */ |
| public static final String DEBUG_SHOW_LAYERS_UPDATES_PROPERTY = |
| "debug.hwui.show_layers_updates"; |
| |
| /** |
| * Controls overdraw debugging. |
| * |
| * Possible values: |
| * "false", to disable overdraw debugging |
| * "show", to show overdraw areas on screen |
| * "count", to display an overdraw counter |
| * |
| * @hide |
| */ |
| public static final String DEBUG_OVERDRAW_PROPERTY = "debug.hwui.overdraw"; |
| |
| /** |
| * Value for {@link #DEBUG_OVERDRAW_PROPERTY}. When the property is set to this |
| * value, overdraw will be shown on screen by coloring pixels. |
| * |
| * @hide |
| */ |
| public static final String OVERDRAW_PROPERTY_SHOW = "show"; |
| |
| /** |
| * Turn on to debug non-rectangular clip operations. |
| * |
| * Possible values: |
| * "hide", to disable this debug mode |
| * "highlight", highlight drawing commands tested against a non-rectangular clip |
| * "stencil", renders the clip region on screen when set |
| * |
| * @hide |
| */ |
| public static final String DEBUG_SHOW_NON_RECTANGULAR_CLIP_PROPERTY = |
| "debug.hwui.show_non_rect_clip"; |
| |
| /** |
| * A process can set this flag to false to prevent the use of hardware |
| * rendering. |
| * |
| * @hide |
| */ |
| public static boolean sRendererDisabled = false; |
| |
| /** |
| * Further hardware renderer disabling for the system process. |
| * |
| * @hide |
| */ |
| public static boolean sSystemRendererDisabled = false; |
| |
| /** |
| * Invoke this method to disable hardware rendering in the current process. |
| * |
| * @hide |
| */ |
| public static void disable(boolean system) { |
| sRendererDisabled = true; |
| if (system) { |
| sSystemRendererDisabled = true; |
| } |
| } |
| |
| public static boolean sTrimForeground = false; |
| |
| /** |
| * Controls whether or not the hardware renderer should aggressively |
| * trim memory. Note that this must not be set for any process that |
| * uses WebView! This should be only used by system_process or similar |
| * that do not go into the background. |
| */ |
| public static void enableForegroundTrimming() { |
| sTrimForeground = true; |
| } |
| |
| /** |
| * Indicates whether hardware acceleration is available under any form for |
| * the view hierarchy. |
| * |
| * @return True if the view hierarchy can potentially be hardware accelerated, |
| * false otherwise |
| */ |
| public static boolean isAvailable() { |
| return DisplayListCanvas.isAvailable(); |
| } |
| |
| /** |
| * Sets the directory to use as a persistent storage for hardware rendering |
| * resources. |
| * |
| * @param cacheDir A directory the current process can write to |
| * |
| * @hide |
| */ |
| public static void setupDiskCache(File cacheDir) { |
| ThreadedRenderer.setupShadersDiskCache(new File(cacheDir, CACHE_PATH_SHADERS).getAbsolutePath()); |
| } |
| |
| /** |
| * Creates a hardware renderer using OpenGL. |
| * |
| * @param translucent True if the surface is translucent, false otherwise |
| * |
| * @return A hardware renderer backed by OpenGL. |
| */ |
| public static ThreadedRenderer create(Context context, boolean translucent) { |
| ThreadedRenderer renderer = null; |
| if (DisplayListCanvas.isAvailable()) { |
| renderer = new ThreadedRenderer(context, translucent); |
| } |
| return renderer; |
| } |
| |
| /** |
| * 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} |
| */ |
| public static void trimMemory(int level) { |
| nTrimMemory(level); |
| } |
| |
| public static void overrideProperty(@NonNull String name, @NonNull String value) { |
| if (name == null || value == null) { |
| throw new IllegalArgumentException("name and value must be non-null"); |
| } |
| nOverrideProperty(name, value); |
| } |
| |
| public static void dumpProfileData(byte[] data, FileDescriptor fd) { |
| nDumpProfileData(data, fd); |
| } |
| |
| // Keep in sync with DrawFrameTask.h SYNC_* flags |
| // Nothing interesting to report |
| private static final int SYNC_OK = 0; |
| // Needs a ViewRoot invalidate |
| private static final int SYNC_INVALIDATE_REQUIRED = 1 << 0; |
| // Spoiler: the reward is GPU-accelerated drawing, better find that Surface! |
| private static final int SYNC_LOST_SURFACE_REWARD_IF_FOUND = 1 << 1; |
| // setStopped is true, drawing is false |
| // TODO: Remove this and SYNC_LOST_SURFACE_REWARD_IF_FOUND? |
| // This flag isn't really used as there's nothing that we care to do |
| // in response, so it really just exists to differentiate from LOST_SURFACE |
| // but possibly both can just be deleted. |
| private static final int SYNC_CONTEXT_IS_STOPPED = 1 << 2; |
| |
| private static final String[] VISUALIZERS = { |
| PROFILE_PROPERTY_VISUALIZE_BARS, |
| }; |
| |
| private static final int FLAG_DUMP_FRAMESTATS = 1 << 0; |
| private static final int FLAG_DUMP_RESET = 1 << 1; |
| |
| @IntDef(flag = true, value = { |
| FLAG_DUMP_FRAMESTATS, FLAG_DUMP_RESET }) |
| @Retention(RetentionPolicy.SOURCE) |
| public @interface DumpFlags {} |
| |
| // Size of the rendered content. |
| private int mWidth, mHeight; |
| |
| // Actual size of the drawing surface. |
| private int mSurfaceWidth, mSurfaceHeight; |
| |
| // Insets between the drawing surface and rendered content. These are |
| // applied as translation when updating the root render node. |
| private int mInsetTop, mInsetLeft; |
| |
| // Whether the surface has insets. Used to protect opacity. |
| private boolean mHasInsets; |
| |
| // Light and shadow properties specified by the theme. |
| private final float mLightY; |
| private final float mLightZ; |
| private final float mLightRadius; |
| private final int mAmbientShadowAlpha; |
| private final int mSpotShadowAlpha; |
| |
| private long mNativeProxy; |
| private boolean mInitialized = false; |
| private RenderNode mRootNode; |
| private Choreographer mChoreographer; |
| private boolean mRootNodeNeedsUpdate; |
| |
| private boolean mEnabled; |
| private boolean mRequested = true; |
| |
| ThreadedRenderer(Context context, boolean translucent) { |
| final TypedArray a = context.obtainStyledAttributes(null, R.styleable.Lighting, 0, 0); |
| mLightY = a.getDimension(R.styleable.Lighting_lightY, 0); |
| mLightZ = a.getDimension(R.styleable.Lighting_lightZ, 0); |
| mLightRadius = a.getDimension(R.styleable.Lighting_lightRadius, 0); |
| mAmbientShadowAlpha = |
| (int) (255 * a.getFloat(R.styleable.Lighting_ambientShadowAlpha, 0) + 0.5f); |
| mSpotShadowAlpha = (int) (255 * a.getFloat(R.styleable.Lighting_spotShadowAlpha, 0) + 0.5f); |
| a.recycle(); |
| |
| long rootNodePtr = nCreateRootRenderNode(); |
| mRootNode = RenderNode.adopt(rootNodePtr); |
| mRootNode.setClipToBounds(false); |
| mNativeProxy = nCreateProxy(translucent, rootNodePtr); |
| |
| ProcessInitializer.sInstance.init(context, mNativeProxy); |
| |
| loadSystemProperties(); |
| } |
| |
| /** |
| * Destroys the hardware rendering context. |
| */ |
| void destroy() { |
| mInitialized = false; |
| updateEnabledState(null); |
| nDestroy(mNativeProxy, mRootNode.mNativeRenderNode); |
| } |
| |
| /** |
| * Indicates whether hardware acceleration is currently enabled. |
| * |
| * @return True if hardware acceleration is in use, false otherwise. |
| */ |
| boolean isEnabled() { |
| return mEnabled; |
| } |
| |
| /** |
| * Indicates whether hardware acceleration is currently enabled. |
| * |
| * @param enabled True if the hardware renderer is in use, false otherwise. |
| */ |
| void setEnabled(boolean enabled) { |
| mEnabled = enabled; |
| } |
| |
| /** |
| * Indicates whether hardware acceleration is currently request but not |
| * necessarily enabled yet. |
| * |
| * @return True if requested, false otherwise. |
| */ |
| boolean isRequested() { |
| return mRequested; |
| } |
| |
| /** |
| * Indicates whether hardware acceleration is currently requested but not |
| * necessarily enabled yet. |
| * |
| * @return True to request hardware acceleration, false otherwise. |
| */ |
| void setRequested(boolean requested) { |
| mRequested = requested; |
| } |
| |
| private void updateEnabledState(Surface surface) { |
| if (surface == null || !surface.isValid()) { |
| setEnabled(false); |
| } else { |
| setEnabled(mInitialized); |
| } |
| } |
| |
| /** |
| * Initializes the hardware renderer for the specified surface. |
| * |
| * @param surface The surface to hardware accelerate |
| * |
| * @return True if the initialization was successful, false otherwise. |
| */ |
| boolean initialize(Surface surface) throws OutOfResourcesException { |
| boolean status = !mInitialized; |
| mInitialized = true; |
| updateEnabledState(surface); |
| nInitialize(mNativeProxy, surface); |
| return status; |
| } |
| |
| /** |
| * Initializes the hardware renderer for the specified surface and setup the |
| * renderer for drawing, if needed. This is invoked when the ViewAncestor has |
| * potentially lost the hardware renderer. The hardware renderer should be |
| * reinitialized and setup when the render {@link #isRequested()} and |
| * {@link #isEnabled()}. |
| * |
| * @param width The width of the drawing surface. |
| * @param height The height of the drawing surface. |
| * @param attachInfo Information about the window. |
| * @param surface The surface to hardware accelerate |
| * @param surfaceInsets The drawing surface insets to apply |
| * |
| * @return true if the surface was initialized, false otherwise. Returning |
| * false might mean that the surface was already initialized. |
| */ |
| boolean initializeIfNeeded(int width, int height, View.AttachInfo attachInfo, |
| Surface surface, Rect surfaceInsets) throws OutOfResourcesException { |
| if (isRequested()) { |
| // We lost the gl context, so recreate it. |
| if (!isEnabled()) { |
| if (initialize(surface)) { |
| setup(width, height, attachInfo, surfaceInsets); |
| return true; |
| } |
| } |
| } |
| return false; |
| } |
| |
| /** |
| * Updates the hardware renderer for the specified surface. |
| * |
| * @param surface The surface to hardware accelerate |
| */ |
| void updateSurface(Surface surface) throws OutOfResourcesException { |
| updateEnabledState(surface); |
| nUpdateSurface(mNativeProxy, surface); |
| } |
| |
| /** |
| * Halts any current rendering into the surface. Use this if it is unclear whether |
| * or not the surface used by the HardwareRenderer will be changing. It |
| * Suspends any rendering into the surface, but will not do any destruction. |
| * |
| * Any subsequent draws will override the pause, resuming normal operation. |
| */ |
| boolean pauseSurface(Surface surface) { |
| return nPauseSurface(mNativeProxy, surface); |
| } |
| |
| /** |
| * Hard stops or resumes rendering into the surface. This flag is used to |
| * determine whether or not it is safe to use the given surface *at all* |
| */ |
| void setStopped(boolean stopped) { |
| nSetStopped(mNativeProxy, stopped); |
| } |
| |
| /** |
| * Destroys all hardware rendering resources associated with the specified |
| * view hierarchy. |
| * |
| * @param view The root of the view hierarchy |
| */ |
| void destroyHardwareResources(View view) { |
| destroyResources(view); |
| nDestroyHardwareResources(mNativeProxy); |
| } |
| |
| private static void destroyResources(View view) { |
| view.destroyHardwareResources(); |
| |
| if (view instanceof ViewGroup) { |
| ViewGroup group = (ViewGroup) view; |
| |
| int count = group.getChildCount(); |
| for (int i = 0; i < count; i++) { |
| destroyResources(group.getChildAt(i)); |
| } |
| } |
| } |
| |
| /** |
| * This method should be invoked whenever the current hardware renderer |
| * context should be reset. |
| * |
| * @param surface The surface to hardware accelerate |
| */ |
| void invalidate(Surface surface) { |
| updateSurface(surface); |
| } |
| |
| /** |
| * Detaches the layer's surface texture from the GL context and releases |
| * the texture id |
| */ |
| void detachSurfaceTexture(long hardwareLayer) { |
| nDetachSurfaceTexture(mNativeProxy, hardwareLayer); |
| } |
| |
| /** |
| * Sets up the renderer for drawing. |
| * |
| * @param width The width of the drawing surface. |
| * @param height The height of the drawing surface. |
| * @param attachInfo Information about the window. |
| * @param surfaceInsets The drawing surface insets to apply |
| */ |
| void setup(int width, int height, AttachInfo attachInfo, Rect surfaceInsets) { |
| mWidth = width; |
| mHeight = height; |
| |
| if (surfaceInsets != null && (surfaceInsets.left != 0 || surfaceInsets.right != 0 |
| || surfaceInsets.top != 0 || surfaceInsets.bottom != 0)) { |
| mHasInsets = true; |
| mInsetLeft = surfaceInsets.left; |
| mInsetTop = surfaceInsets.top; |
| mSurfaceWidth = width + mInsetLeft + surfaceInsets.right; |
| mSurfaceHeight = height + mInsetTop + surfaceInsets.bottom; |
| |
| // If the surface has insets, it can't be opaque. |
| setOpaque(false); |
| } else { |
| mHasInsets = false; |
| mInsetLeft = 0; |
| mInsetTop = 0; |
| mSurfaceWidth = width; |
| mSurfaceHeight = height; |
| } |
| |
| mRootNode.setLeftTopRightBottom(-mInsetLeft, -mInsetTop, mSurfaceWidth, mSurfaceHeight); |
| nSetup(mNativeProxy, mSurfaceWidth, mSurfaceHeight, mLightRadius, |
| mAmbientShadowAlpha, mSpotShadowAlpha); |
| |
| setLightCenter(attachInfo); |
| } |
| |
| /** |
| * Updates the light position based on the position of the window. |
| * |
| * @param attachInfo Information about the window. |
| */ |
| void setLightCenter(AttachInfo attachInfo) { |
| // Adjust light position for window offsets. |
| final Point displaySize = attachInfo.mPoint; |
| attachInfo.mDisplay.getRealSize(displaySize); |
| final float lightX = displaySize.x / 2f - attachInfo.mWindowLeft; |
| final float lightY = mLightY - attachInfo.mWindowTop; |
| |
| nSetLightCenter(mNativeProxy, lightX, lightY, mLightZ); |
| } |
| |
| /** |
| * Change the HardwareRenderer's opacity |
| */ |
| void setOpaque(boolean opaque) { |
| nSetOpaque(mNativeProxy, opaque && !mHasInsets); |
| } |
| |
| /** |
| * Gets the current width of the surface. This is the width that the surface |
| * was last set to in a call to {@link #setup(int, int, View.AttachInfo, Rect)}. |
| * |
| * @return the current width of the surface |
| */ |
| int getWidth() { |
| return mWidth; |
| } |
| |
| /** |
| * Gets the current height of the surface. This is the height that the surface |
| * was last set to in a call to {@link #setup(int, int, View.AttachInfo, Rect)}. |
| * |
| * @return the current width of the surface |
| */ |
| int getHeight() { |
| return mHeight; |
| } |
| |
| /** |
| * Outputs extra debugging information in the specified file descriptor. |
| */ |
| void dumpGfxInfo(PrintWriter pw, FileDescriptor fd, String[] args) { |
| pw.flush(); |
| int flags = 0; |
| for (int i = 0; i < args.length; i++) { |
| switch (args[i]) { |
| case "framestats": |
| flags |= FLAG_DUMP_FRAMESTATS; |
| break; |
| case "reset": |
| flags |= FLAG_DUMP_RESET; |
| break; |
| } |
| } |
| nDumpProfileInfo(mNativeProxy, fd, flags); |
| } |
| |
| /** |
| * Loads system properties used by the renderer. This method is invoked |
| * whenever system properties are modified. Implementations can use this |
| * to trigger live updates of the renderer based on properties. |
| * |
| * @return True if a property has changed. |
| */ |
| boolean loadSystemProperties() { |
| boolean changed = nLoadSystemProperties(mNativeProxy); |
| if (changed) { |
| invalidateRoot(); |
| } |
| return changed; |
| } |
| |
| private void updateViewTreeDisplayList(View view) { |
| view.mPrivateFlags |= View.PFLAG_DRAWN; |
| view.mRecreateDisplayList = (view.mPrivateFlags & View.PFLAG_INVALIDATED) |
| == View.PFLAG_INVALIDATED; |
| view.mPrivateFlags &= ~View.PFLAG_INVALIDATED; |
| view.updateDisplayListIfDirty(); |
| view.mRecreateDisplayList = false; |
| } |
| |
| private void updateRootDisplayList(View view, HardwareDrawCallbacks callbacks) { |
| Trace.traceBegin(Trace.TRACE_TAG_VIEW, "Record View#draw()"); |
| updateViewTreeDisplayList(view); |
| |
| if (mRootNodeNeedsUpdate || !mRootNode.isValid()) { |
| DisplayListCanvas canvas = mRootNode.start(mSurfaceWidth, mSurfaceHeight); |
| try { |
| final int saveCount = canvas.save(); |
| canvas.translate(mInsetLeft, mInsetTop); |
| callbacks.onHardwarePreDraw(canvas); |
| |
| canvas.insertReorderBarrier(); |
| canvas.drawRenderNode(view.updateDisplayListIfDirty()); |
| canvas.insertInorderBarrier(); |
| |
| callbacks.onHardwarePostDraw(canvas); |
| canvas.restoreToCount(saveCount); |
| mRootNodeNeedsUpdate = false; |
| } finally { |
| mRootNode.end(canvas); |
| } |
| } |
| Trace.traceEnd(Trace.TRACE_TAG_VIEW); |
| } |
| |
| /** |
| * Adds a rendernode to the renderer which can be drawn and changed asynchronously to the |
| * rendernode of the UI thread. |
| * @param node The node to add. |
| * @param placeFront If true, the render node will be placed in front of the content node, |
| * otherwise behind the content node. |
| */ |
| public void addRenderNode(RenderNode node, boolean placeFront) { |
| nAddRenderNode(mNativeProxy, node.mNativeRenderNode, placeFront); |
| } |
| |
| /** |
| * Only especially added render nodes can be removed. |
| * @param node The node which was added via addRenderNode which should get removed again. |
| */ |
| public void removeRenderNode(RenderNode node) { |
| nRemoveRenderNode(mNativeProxy, node.mNativeRenderNode); |
| } |
| |
| /** |
| * Draws a particular render node. If the node is not the content node, only the additional |
| * nodes will get drawn and the content remains untouched. |
| * @param node The node to be drawn. |
| */ |
| public void drawRenderNode(RenderNode node) { |
| nDrawRenderNode(mNativeProxy, node.mNativeRenderNode); |
| } |
| |
| /** |
| * To avoid unnecessary overdrawing of the main content all additionally passed render nodes |
| * will be prevented to overdraw this area. It will be synchronized with the draw call. |
| * This should be updated in the content view's draw call. |
| * @param left The left side of the protected bounds. |
| * @param top The top side of the protected bounds. |
| * @param right The right side of the protected bounds. |
| * @param bottom The bottom side of the protected bounds. |
| */ |
| public void setContentDrawBounds(int left, int top, int right, int bottom) { |
| nSetContentDrawBounds(mNativeProxy, left, top, right, bottom); |
| } |
| |
| /** |
| * Interface used to receive callbacks whenever a view is drawn by |
| * a hardware renderer instance. |
| */ |
| interface HardwareDrawCallbacks { |
| /** |
| * Invoked before a view is drawn by a hardware renderer. |
| * This method can be used to apply transformations to the |
| * canvas but no drawing command should be issued. |
| * |
| * @param canvas The Canvas used to render the view. |
| */ |
| void onHardwarePreDraw(DisplayListCanvas canvas); |
| |
| /** |
| * Invoked after a view is drawn by a hardware renderer. |
| * It is safe to invoke drawing commands from this method. |
| * |
| * @param canvas The Canvas used to render the view. |
| */ |
| void onHardwarePostDraw(DisplayListCanvas canvas); |
| } |
| |
| /** |
| * Indicates that the content drawn by HardwareDrawCallbacks needs to |
| * be updated, which will be done by the next call to draw() |
| */ |
| void invalidateRoot() { |
| mRootNodeNeedsUpdate = true; |
| } |
| |
| /** |
| * Draws the specified view. |
| * |
| * @param view The view to draw. |
| * @param attachInfo AttachInfo tied to the specified view. |
| * @param callbacks Callbacks invoked when drawing happens. |
| */ |
| void draw(View view, AttachInfo attachInfo, HardwareDrawCallbacks callbacks) { |
| attachInfo.mIgnoreDirtyState = true; |
| |
| final Choreographer choreographer = attachInfo.mViewRootImpl.mChoreographer; |
| choreographer.mFrameInfo.markDrawStart(); |
| |
| updateRootDisplayList(view, callbacks); |
| |
| attachInfo.mIgnoreDirtyState = false; |
| |
| // register animating rendernodes which started animating prior to renderer |
| // creation, which is typical for animators started prior to first draw |
| if (attachInfo.mPendingAnimatingRenderNodes != null) { |
| final int count = attachInfo.mPendingAnimatingRenderNodes.size(); |
| for (int i = 0; i < count; i++) { |
| registerAnimatingRenderNode( |
| attachInfo.mPendingAnimatingRenderNodes.get(i)); |
| } |
| attachInfo.mPendingAnimatingRenderNodes.clear(); |
| // We don't need this anymore as subsequent calls to |
| // ViewRootImpl#attachRenderNodeAnimator will go directly to us. |
| attachInfo.mPendingAnimatingRenderNodes = null; |
| } |
| |
| final long[] frameInfo = choreographer.mFrameInfo.mFrameInfo; |
| int syncResult = nSyncAndDrawFrame(mNativeProxy, frameInfo, frameInfo.length); |
| if ((syncResult & SYNC_LOST_SURFACE_REWARD_IF_FOUND) != 0) { |
| setEnabled(false); |
| attachInfo.mViewRootImpl.mSurface.release(); |
| // Invalidate since we failed to draw. This should fetch a Surface |
| // if it is still needed or do nothing if we are no longer drawing |
| attachInfo.mViewRootImpl.invalidate(); |
| } |
| if ((syncResult & SYNC_INVALIDATE_REQUIRED) != 0) { |
| attachInfo.mViewRootImpl.invalidate(); |
| } |
| } |
| |
| static void invokeFunctor(long functor, boolean waitForCompletion) { |
| nInvokeFunctor(functor, waitForCompletion); |
| } |
| |
| /** |
| * Creates a new hardware layer. A hardware layer built by calling this |
| * method will be treated as a texture layer, instead of as a render target. |
| * |
| * @return A hardware layer |
| */ |
| HardwareLayer createTextureLayer() { |
| long layer = nCreateTextureLayer(mNativeProxy); |
| return HardwareLayer.adoptTextureLayer(this, layer); |
| } |
| |
| |
| void buildLayer(RenderNode node) { |
| nBuildLayer(mNativeProxy, node.getNativeDisplayList()); |
| } |
| |
| |
| boolean copyLayerInto(final HardwareLayer layer, final Bitmap bitmap) { |
| return nCopyLayerInto(mNativeProxy, |
| layer.getDeferredLayerUpdater(), bitmap); |
| } |
| |
| /** |
| * Indicates that the specified hardware layer needs to be updated |
| * as soon as possible. |
| * |
| * @param layer The hardware layer that needs an update |
| */ |
| void pushLayerUpdate(HardwareLayer layer) { |
| nPushLayerUpdate(mNativeProxy, layer.getDeferredLayerUpdater()); |
| } |
| |
| /** |
| * Tells the HardwareRenderer that the layer is destroyed. The renderer |
| * should remove the layer from any update queues. |
| */ |
| void onLayerDestroyed(HardwareLayer layer) { |
| nCancelLayerUpdate(mNativeProxy, layer.getDeferredLayerUpdater()); |
| } |
| |
| /** |
| * Optional, sets the name of the renderer. Useful for debugging purposes. |
| * |
| * @param name The name of this renderer, can be null |
| */ |
| void setName(String name) { |
| nSetName(mNativeProxy, name); |
| } |
| |
| /** |
| * Blocks until all previously queued work has completed. |
| */ |
| void fence() { |
| nFence(mNativeProxy); |
| } |
| |
| /** |
| * Prevents any further drawing until draw() is called. This is a signal |
| * that the contents of the RenderNode tree are no longer safe to play back. |
| * In practice this usually means that there are Functor pointers in the |
| * display list that are no longer valid. |
| */ |
| void stopDrawing() { |
| nStopDrawing(mNativeProxy); |
| } |
| |
| /** |
| * Called by {@link ViewRootImpl} when a new performTraverals is scheduled. |
| */ |
| public void notifyFramePending() { |
| nNotifyFramePending(mNativeProxy); |
| } |
| |
| |
| void registerAnimatingRenderNode(RenderNode animator) { |
| nRegisterAnimatingRenderNode(mRootNode.mNativeRenderNode, animator.mNativeRenderNode); |
| } |
| |
| public void serializeDisplayListTree() { |
| nSerializeDisplayListTree(mNativeProxy); |
| } |
| |
| public static int copySurfaceInto(Surface surface, Bitmap bitmap) { |
| return nCopySurfaceInto(surface, bitmap); |
| } |
| |
| @Override |
| protected void finalize() throws Throwable { |
| try { |
| nDeleteProxy(mNativeProxy); |
| mNativeProxy = 0; |
| } finally { |
| super.finalize(); |
| } |
| } |
| |
| private static class ProcessInitializer { |
| static ProcessInitializer sInstance = new ProcessInitializer(); |
| private static IBinder sProcToken; |
| |
| private boolean mInitialized = false; |
| |
| private ProcessInitializer() {} |
| |
| synchronized void init(Context context, long renderProxy) { |
| if (mInitialized) return; |
| mInitialized = true; |
| initGraphicsStats(context, renderProxy); |
| initAssetAtlas(context, renderProxy); |
| } |
| |
| private static void initGraphicsStats(Context context, long renderProxy) { |
| try { |
| IBinder binder = ServiceManager.getService("graphicsstats"); |
| if (binder == null) return; |
| IGraphicsStats graphicsStatsService = IGraphicsStats.Stub |
| .asInterface(binder); |
| sProcToken = new Binder(); |
| final String pkg = context.getApplicationInfo().packageName; |
| ParcelFileDescriptor pfd = graphicsStatsService. |
| requestBufferForProcess(pkg, sProcToken); |
| nSetProcessStatsBuffer(renderProxy, pfd.getFd()); |
| pfd.close(); |
| } catch (Throwable t) { |
| Log.w(LOG_TAG, "Could not acquire gfx stats buffer", t); |
| } |
| } |
| |
| private static void initAssetAtlas(Context context, long renderProxy) { |
| IBinder binder = ServiceManager.getService("assetatlas"); |
| if (binder == null) return; |
| |
| IAssetAtlas atlas = IAssetAtlas.Stub.asInterface(binder); |
| try { |
| if (atlas.isCompatible(android.os.Process.myPpid())) { |
| GraphicBuffer buffer = atlas.getBuffer(); |
| if (buffer != null) { |
| long[] map = atlas.getMap(); |
| if (map != null) { |
| nSetAtlas(renderProxy, buffer, map); |
| } |
| // If IAssetAtlas is not the same class as the IBinder |
| // we are using a remote service and we can safely |
| // destroy the graphic buffer |
| if (atlas.getClass() != binder.getClass()) { |
| buffer.destroy(); |
| } |
| } |
| } |
| } catch (RemoteException e) { |
| Log.w(LOG_TAG, "Could not acquire atlas", e); |
| } |
| } |
| } |
| |
| void addFrameMetricsObserver(FrameMetricsObserver observer) { |
| long nativeObserver = nAddFrameMetricsObserver(mNativeProxy, observer); |
| observer.mNative = new VirtualRefBasePtr(nativeObserver); |
| } |
| |
| void removeFrameMetricsObserver(FrameMetricsObserver observer) { |
| nRemoveFrameMetricsObserver(mNativeProxy, observer.mNative.get()); |
| observer.mNative = null; |
| } |
| |
| static native void setupShadersDiskCache(String cacheFile); |
| |
| private static native void nSetAtlas(long nativeProxy, GraphicBuffer buffer, long[] map); |
| private static native void nSetProcessStatsBuffer(long nativeProxy, int fd); |
| |
| private static native long nCreateRootRenderNode(); |
| private static native long nCreateProxy(boolean translucent, long rootRenderNode); |
| private static native void nDeleteProxy(long nativeProxy); |
| |
| private static native boolean nLoadSystemProperties(long nativeProxy); |
| private static native void nSetName(long nativeProxy, String name); |
| |
| private static native void nInitialize(long nativeProxy, Surface window); |
| private static native void nUpdateSurface(long nativeProxy, Surface window); |
| private static native boolean nPauseSurface(long nativeProxy, Surface window); |
| private static native void nSetStopped(long nativeProxy, boolean stopped); |
| private static native void nSetup(long nativeProxy, int width, int height, |
| float lightRadius, int ambientShadowAlpha, int spotShadowAlpha); |
| private static native void nSetLightCenter(long nativeProxy, |
| float lightX, float lightY, float lightZ); |
| private static native void nSetOpaque(long nativeProxy, boolean opaque); |
| private static native int nSyncAndDrawFrame(long nativeProxy, long[] frameInfo, int size); |
| private static native void nDestroy(long nativeProxy, long rootRenderNode); |
| private static native void nRegisterAnimatingRenderNode(long rootRenderNode, long animatingNode); |
| |
| private static native void nInvokeFunctor(long functor, boolean waitForCompletion); |
| |
| private static native long nCreateTextureLayer(long nativeProxy); |
| private static native void nBuildLayer(long nativeProxy, long node); |
| private static native boolean nCopyLayerInto(long nativeProxy, long layer, Bitmap bitmap); |
| private static native void nPushLayerUpdate(long nativeProxy, long layer); |
| private static native void nCancelLayerUpdate(long nativeProxy, long layer); |
| private static native void nDetachSurfaceTexture(long nativeProxy, long layer); |
| |
| private static native void nDestroyHardwareResources(long nativeProxy); |
| private static native void nTrimMemory(int level); |
| private static native void nOverrideProperty(String name, String value); |
| |
| private static native void nFence(long nativeProxy); |
| private static native void nStopDrawing(long nativeProxy); |
| private static native void nNotifyFramePending(long nativeProxy); |
| |
| private static native void nSerializeDisplayListTree(long nativeProxy); |
| |
| private static native void nDumpProfileInfo(long nativeProxy, FileDescriptor fd, |
| @DumpFlags int dumpFlags); |
| private static native void nDumpProfileData(byte[] data, FileDescriptor fd); |
| |
| private static native void nAddRenderNode(long nativeProxy, long rootRenderNode, |
| boolean placeFront); |
| private static native void nRemoveRenderNode(long nativeProxy, long rootRenderNode); |
| private static native void nDrawRenderNode(long nativeProxy, long rootRenderNode); |
| private static native void nSetContentDrawBounds(long nativeProxy, int left, |
| int top, int right, int bottom); |
| |
| private static native long nAddFrameMetricsObserver(long nativeProxy, FrameMetricsObserver observer); |
| private static native void nRemoveFrameMetricsObserver(long nativeProxy, long nativeObserver); |
| |
| private static native int nCopySurfaceInto(Surface surface, Bitmap bitmap); |
| } |
