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      1 /*
      2  * Copyright (C) 2012 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.rs.imagejb;
     18 
     19 import java.lang.Math;
     20 
     21 import android.util.Log;
     22 import android.widget.SeekBar;
     23 import android.widget.TextView;
     24 
     25 public class Mandelbrot extends TestBase {
     26     private ScriptC_mandelbrot mScript;
     27     private boolean mUseDouble = false;
     28 
     29     public Mandelbrot(boolean useDouble) {
     30         mUseDouble = useDouble;
     31     }
     32 
     33     public boolean onBar1Setup(SeekBar b, TextView t) {
     34         t.setText("Iterations");
     35         b.setProgress(0);
     36         return true;
     37     }
     38 
     39     public void onBar1Changed(int progress) {
     40         int iters = progress * 3 + 50;
     41         mScript.set_gMaxIteration(iters);
     42     }
     43 
     44     public boolean onBar2Setup(SeekBar b, TextView t) {
     45         t.setText("Lower Bound: X");
     46         b.setProgress(0);
     47         return true;
     48     }
     49 
     50     public void onBar2Changed(int progress) {
     51         float scaleFactor = mScript.get_scaleFactor();
     52         // allow viewport to be moved by 2x scale factor
     53         float lowerBoundX = -2.f + ((progress / scaleFactor) / 50.f);
     54         mScript.set_lowerBoundX(lowerBoundX);
     55     }
     56 
     57     public boolean onBar3Setup(SeekBar b, TextView t) {
     58         t.setText("Lower Bound: Y");
     59         b.setProgress(0);
     60         return true;
     61     }
     62 
     63     public void onBar3Changed(int progress) {
     64         float scaleFactor = mScript.get_scaleFactor();
     65         // allow viewport to be moved by 2x scale factor
     66         float lowerBoundY = -2.f + ((progress / scaleFactor) / 50.f);
     67         mScript.set_lowerBoundY(lowerBoundY);
     68     }
     69 
     70     public boolean onBar4Setup(SeekBar b, TextView t) {
     71         t.setText("Scale Factor");
     72         b.setProgress(0);
     73         return true;
     74     }
     75 
     76     public void onBar4Changed(int progress) {
     77         float scaleFactor = 4.f - (3.96f * (progress / 100.f));
     78         mScript.set_scaleFactor(scaleFactor);
     79     }
     80 
     81     public void createTest(android.content.res.Resources res) {
     82         int width = mOutPixelsAllocation.getType().getX();
     83         int height = mOutPixelsAllocation.getType().getY();
     84 
     85         mScript = new ScriptC_mandelbrot(mRS);
     86         mScript.set_gDimX(width);
     87         mScript.set_gDimY(height);
     88         mScript.set_gMaxIteration(50);
     89     }
     90 
     91     public void runTest() {
     92         if (mUseDouble) {
     93             mScript.forEach_rootD(mOutPixelsAllocation);
     94         } else {
     95             mScript.forEach_root(mOutPixelsAllocation);
     96         }
     97         mRS.finish();
     98     }
     99 
    100 }
    101 
    102