Recreate the EGL surface when ViewRoot's surface changes. (2a83f001) · Commits · e / os / android_frameworks_base

core/java/android/view/HardwareRenderer.java

+14 −0

Original line number	Diff line number	Diff line
		@@ -85,6 +85,13 @@ public abstract class HardwareRenderer {
		*/
		abstract boolean initialize(SurfaceHolder holder);

		/**
		* Updates the hardware renderer for the specified surface.
		*
		* @param holder The holder for the surface to hardware accelerate.
		*/
		abstract void updateSurface(SurfaceHolder holder);

		/**
		* Setup the hardware renderer for drawing. This is called for every
		* frame to draw.
		@@ -331,6 +338,13 @@ public abstract class HardwareRenderer {
		return false;
		}

		@Override
		void updateSurface(SurfaceHolder holder) {
		if (isRequested() && isEnabled()) {
		createEglSurface(holder);
		}
		}

		abstract GLES20Canvas createCanvas();

		void initializeEgl() {

+9 −0

Original line number	Diff line number	Diff line
		@@ -159,6 +159,8 @@ public class Surface implements Parcelable {
		private Canvas mCanvas;
		@SuppressWarnings("unused")
		private int mNativeSurface;
		@SuppressWarnings("unused")
		private int mSurfaceGenerationId;
		private String mName;

		// The display metrics used to provide the pseudo canvas size for applications
		@@ -309,6 +311,13 @@ public class Surface implements Parcelable {
		*/
		public native boolean isValid();

		/**
		* @hide
		*/
		public int getGenerationId() {
		return mSurfaceGenerationId;
		}

		/** Free all server-side state associated with this surface and
		* release this object's reference. {@hide} */
		public native void destroy();

+5 −0

Original line number	Diff line number	Diff line
		@@ -983,6 +983,8 @@ public final class ViewRoot extends Handler implements ViewParent,
		Log.i(TAG, "host=w:" + host.getMeasuredWidth() + ", h:" +
		host.getMeasuredHeight() + ", params=" + params);
		}

		final int surfaceGenerationId = mSurface.getGenerationId();
		relayoutResult = relayoutWindow(params, viewVisibility, insetsPending);

		if (params != null) {
		@@ -1043,6 +1045,9 @@ public final class ViewRoot extends Handler implements ViewParent,
		mScroller.abortAnimation();
		}
		disposeResizeBitmap();
		} else if (surfaceGenerationId != mSurface.getGenerationId() &&
		mSurfaceHolder == null && mAttachInfo.mHardwareRenderer != null) {
		mAttachInfo.mHardwareRenderer.updateSurface(mHolder);
		}
		} catch (RemoteException e) {
		}

+8 −0

Original line number	Diff line number	Diff line
		@@ -61,6 +61,7 @@ static sso_t sso;

		struct so_t {
		jfieldID surfaceControl;
		jfieldID surfaceGenerationId;
		jfieldID surface;
		jfieldID saveCount;
		jfieldID canvas;
		@@ -189,6 +190,12 @@ static void setSurface(JNIEnv* env, jobject clazz, const sp<Surface>& surface)
		p->decStrong(clazz);
		}
		env->SetIntField(clazz, so.surface, (int)surface.get());
		// This test is conservative and it would be better to compare the ISurfaces
		if (p && p != surface.get()) {
		jint generationId = env->GetIntField(clazz, so.surfaceGenerationId);
		generationId++;
		env->SetIntField(clazz, so.surfaceGenerationId, generationId);
		}
		}

		// ----------------------------------------------------------------------------
		@@ -785,6 +792,7 @@ static JNINativeMethod gSurfaceMethods[] = {
		void nativeClassInit(JNIEnv* env, jclass clazz)
		{
		so.surface = env->GetFieldID(clazz, ANDROID_VIEW_SURFACE_JNI_ID, "I");
		so.surfaceGenerationId = env->GetFieldID(clazz, "mSurfaceGenerationId", "I");
		so.surfaceControl = env->GetFieldID(clazz, "mSurfaceControl", "I");
		so.saveCount = env->GetFieldID(clazz, "mSaveCount", "I");
		so.canvas = env->GetFieldID(clazz, "mCanvas", "Landroid/graphics/Canvas;");