| /* |
| * Copyright (C) 2008 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 com.android.balls; |
| |
| import java.io.Writer; |
| import java.util.ArrayList; |
| import java.util.concurrent.Semaphore; |
| |
| import android.renderscript.RSSurfaceView; |
| import android.renderscript.RenderScript; |
| import android.renderscript.RenderScriptGL; |
| |
| import android.content.Context; |
| import android.content.res.Resources; |
| import android.graphics.Bitmap; |
| import android.graphics.drawable.BitmapDrawable; |
| import android.graphics.drawable.Drawable; |
| import android.os.Handler; |
| import android.os.Message; |
| import android.util.AttributeSet; |
| import android.util.Log; |
| import android.view.Surface; |
| import android.view.SurfaceHolder; |
| import android.view.SurfaceView; |
| import android.view.KeyEvent; |
| import android.view.MotionEvent; |
| |
| public class BallsView extends RSSurfaceView { |
| |
| public BallsView(Context context) { |
| super(context); |
| //setFocusable(true); |
| } |
| |
| private RenderScriptGL mRS; |
| private BallsRS mRender; |
| |
| public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) { |
| super.surfaceChanged(holder, format, w, h); |
| if (mRS == null) { |
| RenderScriptGL.SurfaceConfig sc = new RenderScriptGL.SurfaceConfig(); |
| mRS = createRenderScriptGL(sc); |
| mRS.setSurface(holder, w, h); |
| mRender = new BallsRS(); |
| mRender.init(mRS, getResources(), w, h); |
| } |
| mRender.updateProjectionMatrices(); |
| } |
| |
| @Override |
| protected void onDetachedFromWindow() { |
| if(mRS != null) { |
| mRS = null; |
| destroyRenderScriptGL(); |
| } |
| } |
| |
| |
| @Override |
| public boolean onTouchEvent(MotionEvent ev) |
| { |
| int act = ev.getActionMasked(); |
| if (act == ev.ACTION_UP) { |
| mRender.newTouchPosition(0, 0, 0, ev.getPointerId(0)); |
| return false; |
| } else if (act == MotionEvent.ACTION_POINTER_UP) { |
| // only one pointer going up, we can get the index like this |
| int pointerIndex = ev.getActionIndex(); |
| int pointerId = ev.getPointerId(pointerIndex); |
| mRender.newTouchPosition(0, 0, 0, pointerId); |
| return false; |
| } |
| int count = ev.getHistorySize(); |
| int pcount = ev.getPointerCount(); |
| |
| for (int p=0; p < pcount; p++) { |
| int id = ev.getPointerId(p); |
| mRender.newTouchPosition(ev.getX(p), |
| ev.getY(p), |
| ev.getPressure(p), |
| id); |
| |
| for (int i=0; i < count; i++) { |
| mRender.newTouchPosition(ev.getHistoricalX(p, i), |
| ev.getHistoricalY(p, i), |
| ev.getHistoricalPressure(p, i), |
| id); |
| } |
| } |
| return true; |
| } |
| |
| void setAccel(float x, float y, float z) { |
| if (mRender == null) { |
| return; |
| } |
| mRender.setAccel(x, -y); |
| } |
| |
| } |
| |
| |