First cut at RSTextureView. (faa32b33) · Commits · e / os / android_frameworks_base

graphics/java/android/renderscript/RSTextureView.java

0 → 100644

+171 −0

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		/*
		* Copyright (C) 2011 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.renderscript;

		import java.io.Writer;
		import java.util.ArrayList;
		import java.util.concurrent.Semaphore;

		import android.content.Context;
		import android.graphics.SurfaceTexture;
		import android.os.Handler;
		import android.os.Message;
		import android.util.AttributeSet;
		import android.util.Log;
		import android.view.TextureView;

		/**
		* The Surface View for a graphics renderscript (RenderScriptGL) to draw on.
		*
		* @hide
		*/
		public class RSTextureView extends TextureView implements TextureView.SurfaceTextureListener {
		private RenderScriptGL mRS;
		private SurfaceTexture mSurfaceTexture;

		/**
		* Standard View constructor. In order to render something, you
		* must call {@link android.opengl.GLSurfaceView#setRenderer} to
		* register a renderer.
		*/
		public RSTextureView(Context context) {
		super(context);
		init();
		//Log.v(RenderScript.LOG_TAG, "RSSurfaceView");
		}

		/**
		* Standard View constructor. In order to render something, you
		* must call {@link android.opengl.GLSurfaceView#setRenderer} to
		* register a renderer.
		*/
		public RSTextureView(Context context, AttributeSet attrs) {
		super(context, attrs);
		init();
		//Log.v(RenderScript.LOG_TAG, "RSSurfaceView");
		}

		private void init() {
		setSurfaceTextureListener(this);
		//android.util.Log.e("rs", "getSurfaceTextureListerner " + getSurfaceTextureListener());
		}

		@Override
		public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) {
		//Log.e(RenderScript.LOG_TAG, "onSurfaceTextureAvailable");
		mSurfaceTexture = surface;

		if (mRS != null) {
		mRS.setSurfaceTexture(mSurfaceTexture, width, height);
		}
		}

		@Override
		public void onSurfaceTextureSizeChanged(SurfaceTexture surface, int width, int height) {
		//Log.e(RenderScript.LOG_TAG, "onSurfaceTextureSizeChanged");
		mSurfaceTexture = surface;

		if (mRS != null) {
		mRS.setSurfaceTexture(mSurfaceTexture, width, height);
		}
		}

		@Override
		public void onSurfaceTextureDestroyed(SurfaceTexture surface) {
		//Log.e(RenderScript.LOG_TAG, "onSurfaceTextureDestroyed");
		mSurfaceTexture = surface;

		if (mRS != null) {
		mRS.setSurfaceTexture(null, 0, 0);
		}
		}

		/**
		* Inform the view that the activity is paused. The owner of this view must
		* call this method when the activity is paused. Calling this method will
		* pause the rendering thread.
		* Must not be called before a renderer has been set.
		*/
		public void pause() {
		if(mRS != null) {
		mRS.pause();
		}
		}

		/**
		* Inform the view that the activity is resumed. The owner of this view must
		* call this method when the activity is resumed. Calling this method will
		* recreate the OpenGL display and resume the rendering
		* thread.
		* Must not be called before a renderer has been set.
		*/
		public void resume() {
		if(mRS != null) {
		mRS.resume();
		}
		}

		/**
		* Create a new RenderScriptGL object and attach it to the
		* TextureView if present.
		*
		*
		* @param sc The RS surface config to create.
		*
		* @return RenderScriptGL The new object created.
		*/
		public RenderScriptGL createRenderScriptGL(RenderScriptGL.SurfaceConfig sc) {
		RenderScriptGL rs = new RenderScriptGL(this.getContext(), sc);
		setRenderScriptGL(rs);
		if (mSurfaceTexture != null) {
		mRS.setSurfaceTexture(mSurfaceTexture, getWidth(), getHeight());
		}
		return rs;
		}

		/**
		* Destroy the RenderScriptGL object associated with this
		* TextureView.
		*/
		public void destroyRenderScriptGL() {
		mRS.destroy();
		mRS = null;
		}

		/**
		* Set a new RenderScriptGL object. This also will attach the
		* new object to the TextureView if present.
		*
		* @param rs The new RS object.
		*/
		public void setRenderScriptGL(RenderScriptGL rs) {
		mRS = rs;
		if (mSurfaceTexture != null) {
		mRS.setSurfaceTexture(mSurfaceTexture, getWidth(), getHeight());
		}
		}

		/**
		* Returns the previously set RenderScriptGL object.
		*
		* @return RenderScriptGL
		*/
		public RenderScriptGL getRenderScriptGL() {
		return mRS;
		}
		}

graphics/java/android/renderscript/RenderScript.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@ import android.content.Context;
		import android.content.res.AssetManager;
		import android.graphics.Bitmap;
		import android.graphics.BitmapFactory;
		import android.graphics.SurfaceTexture;
		import android.os.Process;
		import android.util.Log;
		import android.view.Surface;
		@@ -109,6 +110,11 @@ public class RenderScript {
		validate();
		rsnContextSetSurface(mContext, w, h, sur);
		}
		native void rsnContextSetSurfaceTexture(int con, int w, int h, SurfaceTexture sur);
		synchronized void nContextSetSurfaceTexture(int w, int h, SurfaceTexture sur) {
		validate();
		rsnContextSetSurfaceTexture(mContext, w, h, sur);
		}
		native void rsnContextSetPriority(int con, int p);
		synchronized void nContextSetPriority(int p) {
		validate();

graphics/java/android/renderscript/RenderScriptGL.java

+22 −6

Original line number	Diff line number	Diff line
		@@ -22,6 +22,7 @@ import android.content.Context;
		import android.graphics.PixelFormat;
		import android.graphics.Bitmap;
		import android.graphics.BitmapFactory;
		import android.graphics.SurfaceTexture;
		import android.util.Log;
		import android.view.Surface;
		import android.view.SurfaceHolder;
		@@ -35,7 +36,6 @@ import android.view.SurfaceView;
		* the screen.
		**/
		public class RenderScriptGL extends RenderScript {
		private Surface mSurface;
		int mWidth;
		int mHeight;

		@@ -160,7 +160,6 @@ public class RenderScriptGL extends RenderScript {
		super(ctx);
		mSurfaceConfig = new SurfaceConfig(sc);

		mSurface = null;
		mWidth = 0;
		mHeight = 0;
		mDev = nDeviceCreate();
		@@ -189,14 +188,31 @@ public class RenderScriptGL extends RenderScript {
		*/
		public void setSurface(SurfaceHolder sur, int w, int h) {
		validate();
		Surface s = null;
		if (sur != null) {
		mSurface = sur.getSurface();
		} else {
		mSurface = null;
		s = sur.getSurface();
		}
		mWidth = w;
		mHeight = h;
		nContextSetSurface(w, h, mSurface);
		nContextSetSurface(w, h, s);
		}

		/**
		* Bind an os surface
		*
		* @hide
		*
		* @param w
		* @param h
		* @param sur
		*/
		public void setSurfaceTexture(SurfaceTexture sur, int w, int h) {
		validate();
		//android.util.Log.v("rs", "set surface " + sur + " w=" + w + ", h=" + h);

		mWidth = w;
		mHeight = h;
		nContextSetSurfaceTexture(w, h, sur);
		}

		/**

graphics/jni/android_renderscript_RenderScript.cpp

+22 −1

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2006 The Android Open Source Project
		* Copyright (C) 2011 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.
		@@ -43,6 +43,9 @@

		#include <RenderScript.h>
		#include <RenderScriptEnv.h>
		#include <gui/SurfaceTexture.h>
		#include <gui/SurfaceTextureClient.h>
		#include <android_runtime/android_graphics_SurfaceTexture.h>

		//#define LOG_API LOGE
		#define LOG_API(...)
		@@ -200,6 +203,23 @@ nContextSetSurface(JNIEnv *_env, jobject _this, RsContext con, jint width, jint
		rsContextSetSurface(con, width, height, window);
		}

		static void
		nContextSetSurfaceTexture(JNIEnv *_env, jobject _this, RsContext con, jint width, jint height, jobject sur)
		{
		LOG_API("nContextSetSurfaceTexture, con(%p), width(%i), height(%i), surface(%p)", con, width, height, (Surface *)sur);

		sp<ANativeWindow> window;
		sp<SurfaceTexture> st;
		if (sur == 0) {

		} else {
		st = SurfaceTexture_getSurfaceTexture(_env, sur);
		window = new SurfaceTextureClient(st);
		}

		rsContextSetSurface(con, width, height, window.get());
		}

		static void
		nContextDestroy(JNIEnv *_env, jobject _this, RsContext con)
		{
		@@ -1197,6 +1217,7 @@ static JNINativeMethod methods[] = {
		{"rsnContextFinish", "(I)V", (void*)nContextFinish },
		{"rsnContextSetPriority", "(II)V", (void*)nContextSetPriority },
		{"rsnContextSetSurface", "(IIILandroid/view/Surface;)V", (void*)nContextSetSurface },
		{"rsnContextSetSurfaceTexture", "(IIILandroid/graphics/SurfaceTexture;)V", (void*)nContextSetSurfaceTexture },
		{"rsnContextDestroy", "(I)V", (void*)nContextDestroy },
		{"rsnContextDump", "(II)V", (void*)nContextDump },
		{"rsnContextPause", "(I)V", (void*)nContextPause },

libs/rs/driver/rsdGL.cpp

+5 −0

Original line number	Diff line number	Diff line
		@@ -321,8 +321,13 @@ bool rsdGLSetSurface(const Context *rsc, uint32_t w, uint32_t h, RsNativeWindow
		dc->gl.height = 1;
		}

		if (dc->gl.wndSurface != NULL) {
		dc->gl.wndSurface->decStrong(NULL);
		}

		dc->gl.wndSurface = (ANativeWindow *)sur;
		if (dc->gl.wndSurface != NULL) {
		dc->gl.wndSurface->incStrong(NULL);
		dc->gl.width = w;
		dc->gl.height = h;