Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 6b7bd246 authored by Romain Guy's avatar Romain Guy
Browse files

Don't clear the framebuffer when not needed.

parent e3095e0c

core/java/android/view/GLES20Canvas.java

+2 −2
Original line number Diff line number Diff line
@@ -135,10 +135,10 @@ class GLES20Canvas extends HardwareCanvas { 


    @Override

    void onPreDraw() {

        nPrepare(mRenderer);

        nPrepare(mRenderer, mOpaque);

    }



    private native void nPrepare(int renderer);

    private native void nPrepare(int renderer, boolean opaque);



    @Override

    void onPostDraw() {

core/java/android/view/HardwareRenderer.java

+1 −1
Original line number Diff line number Diff line
@@ -585,7 +585,7 @@ public abstract class HardwareRenderer { 


        @Override

        GLES20Canvas createCanvas() {

            return mGlCanvas = new GLES20Canvas(true);

            return mGlCanvas = new GLES20Canvas(mTranslucent);

        }



        @Override

core/java/android/view/ViewRoot.java

+29 −20
Original line number Diff line number Diff line
@@ -16,25 +16,41 @@ 


package android.view;



import com.android.internal.view.BaseSurfaceHolder;

import com.android.internal.view.IInputMethodCallback;

import com.android.internal.view.IInputMethodSession;

import com.android.internal.view.RootViewSurfaceTaker;



import android.Manifest;

import android.app.ActivityManagerNative;

import android.content.ClipDescription;

import android.content.ComponentCallbacks;

import android.content.Context;

import android.content.pm.PackageManager;

import android.content.res.CompatibilityInfo;

import android.content.res.Configuration;

import android.content.res.Resources;

import android.graphics.Canvas;

import android.graphics.PixelFormat;

import android.graphics.PorterDuff;

import android.graphics.Point;

import android.graphics.PointF;

import android.graphics.PorterDuff;

import android.graphics.Rect;

import android.graphics.Region;

import android.os.*;

import android.media.AudioManager;

import android.os.Binder;

import android.os.Bundle;

import android.os.Debug;

import android.os.Handler;

import android.os.LatencyTimer;

import android.os.Looper;

import android.os.Message;

import android.os.ParcelFileDescriptor;

import android.os.Process;

import android.os.RemoteException;

import android.os.ServiceManager;

import android.os.SystemClock;

import android.os.SystemProperties;

import android.util.AndroidRuntimeException;

import android.util.Config;

import android.util.DisplayMetrics;

import android.util.Log;

import android.util.EventLog;

import android.util.Log;

import android.util.Slog;

import android.util.SparseArray;

import android.view.View.MeasureSpec;
@@ -43,21 +59,14 @@ import android.view.accessibility.AccessibilityManager; 
import android.view.inputmethod.InputConnection;

import android.view.inputmethod.InputMethodManager;

import android.widget.Scroller;

import android.content.pm.PackageManager;

import android.content.res.CompatibilityInfo;

import android.content.res.Configuration;

import android.content.res.Resources;

import android.content.ClipData;

import android.content.ClipDescription;

import android.content.ComponentCallbacks;

import android.content.Context;

import android.app.ActivityManagerNative;

import android.Manifest;

import android.media.AudioManager;

import com.android.internal.view.BaseSurfaceHolder;

import com.android.internal.view.IInputMethodCallback;

import com.android.internal.view.IInputMethodSession;

import com.android.internal.view.RootViewSurfaceTaker;



import java.lang.ref.WeakReference;

import java.io.IOException;

import java.io.OutputStream;

import java.lang.ref.WeakReference;

import java.util.ArrayList;



/**

core/jni/android_view_GLES20Canvas.cpp

+3 −3
Original line number Diff line number Diff line
@@ -103,8 +103,8 @@ static void android_view_GLES20Canvas_setViewport(JNIEnv* env, jobject canvas, 
}



static void android_view_GLES20Canvas_prepare(JNIEnv* env, jobject canvas,

        OpenGLRenderer* renderer) {

    renderer->prepare();

        OpenGLRenderer* renderer, jboolean opaque) {

    renderer->prepare(opaque);

}



static void android_view_GLES20Canvas_finish(JNIEnv* env, jobject canvas,
@@ -445,7 +445,7 @@ static JNINativeMethod gMethods[] = { 
    { "nCreateRenderer",    "()I",             (void*) android_view_GLES20Canvas_createRenderer },

    { "nDestroyRenderer",   "(I)V",            (void*) android_view_GLES20Canvas_destroyRenderer },

    { "nSetViewport",       "(III)V",          (void*) android_view_GLES20Canvas_setViewport },

    { "nPrepare",           "(I)V",            (void*) android_view_GLES20Canvas_prepare },

    { "nPrepare",           "(IZ)V",           (void*) android_view_GLES20Canvas_prepare },

    { "nFinish",            "(I)V",            (void*) android_view_GLES20Canvas_finish },

    { "nAcquireContext",    "(I)V",            (void*) android_view_GLES20Canvas_acquireContext },

    { "nReleaseContext",    "(I)V",            (void*) android_view_GLES20Canvas_releaseContext },

libs/hwui/DisplayListRenderer.cpp

+1 −1
Original line number Diff line number Diff line
@@ -342,7 +342,7 @@ void DisplayListRenderer::setViewport(int width, int height) { 
    mHeight = height;

}



void DisplayListRenderer::prepare() {

void DisplayListRenderer::prepare(bool opaque) {

    mSnapshot = new Snapshot(mFirstSnapshot,

            SkCanvas::kMatrix_SaveFlag | SkCanvas::kClip_SaveFlag);

    mSaveCount = 1;