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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.renderscript.Allocation;
     22 import android.renderscript.Element;
     23 import android.renderscript.RenderScript;
     24 import android.renderscript.ScriptIntrinsicBlur;
     25 import android.renderscript.Type;
     26 import android.util.Log;
     27 import android.widget.SeekBar;
     28 import android.widget.TextView;
     29 
     30 public class Blur25 extends TestBase {
     31     private boolean mUseIntrinsic = false;
     32     private boolean mUseHalfPrecision = false;
     33     private ScriptIntrinsicBlur mIntrinsic;
     34 
     35     private int MAX_RADIUS = 25;
     36     private ScriptC_threshold mScript;
     37     private ScriptC_threshold_half mScript_half;
     38     private float mRadius = MAX_RADIUS;
     39     private float mSaturation = 1.0f;
     40     private Allocation mScratchPixelsAllocation1;
     41     private Allocation mScratchPixelsAllocation2;
     42 
     43 
     44     public Blur25(boolean useIntrinsic, boolean useHalfPrecision) {
     45         mUseIntrinsic = useIntrinsic;
     46         mUseHalfPrecision = useHalfPrecision;
     47     }
     48 
     49     public boolean onBar1Setup(SeekBar b, TextView t) {
     50         t.setText("Radius");
     51         b.setProgress(100);
     52         return true;
     53     }
     54 
     55 
     56     public void onBar1Changed(int progress) {
     57         mRadius = ((float)progress) / 100.0f * MAX_RADIUS;
     58         if (mRadius <= 0.10f) {
     59             mRadius = 0.10f;
     60         }
     61         if (mUseIntrinsic) {
     62             mIntrinsic.setRadius(mRadius);
     63         } else if (mUseHalfPrecision) {
     64             mScript_half.invoke_setRadius((int)mRadius);
     65         } else {
     66             mScript.invoke_setRadius((int)mRadius);
     67         }
     68     }
     69 
     70 
     71     public void createTest(android.content.res.Resources res) {
     72         int width = mInPixelsAllocation.getType().getX();
     73         int height = mInPixelsAllocation.getType().getY();
     74 
     75         if (mUseIntrinsic) {
     76             mIntrinsic = ScriptIntrinsicBlur.create(mRS, Element.U8_4(mRS));
     77             mIntrinsic.setRadius(MAX_RADIUS);
     78             mIntrinsic.setInput(mInPixelsAllocation);
     79         } else {
     80 
     81             Type.Builder tb;
     82             if (mUseHalfPrecision)
     83                 tb = new Type.Builder(mRS, Element.F16_4(mRS));
     84             else
     85                 tb = new Type.Builder(mRS, Element.F32_4(mRS));
     86             tb.setX(width);
     87             tb.setY(height);
     88             mScratchPixelsAllocation1 = Allocation.createTyped(mRS, tb.create());
     89             mScratchPixelsAllocation2 = Allocation.createTyped(mRS, tb.create());
     90 
     91             if (mUseHalfPrecision) {
     92                 mScript_half = new ScriptC_threshold_half(mRS);
     93                 mScript_half.set_width(width);
     94                 mScript_half.set_height(height);
     95 
     96                 mScript_half.invoke_setRadius(MAX_RADIUS);
     97                 mScript_half.set_InPixel(mInPixelsAllocation);
     98                 mScript_half.set_ScratchPixel1(mScratchPixelsAllocation1);
     99                 mScript_half.set_ScratchPixel2(mScratchPixelsAllocation2);
    100             } else {
    101                 mScript = new ScriptC_threshold(mRS);
    102                 mScript.set_width(width);
    103                 mScript.set_height(height);
    104 
    105                 mScript.invoke_setRadius(MAX_RADIUS);
    106                 mScript.set_InPixel(mInPixelsAllocation);
    107                 mScript.set_ScratchPixel1(mScratchPixelsAllocation1);
    108                 mScript.set_ScratchPixel2(mScratchPixelsAllocation2);
    109             }
    110 
    111         }
    112     }
    113 
    114     public void runTest() {
    115         if (mUseIntrinsic) {
    116             mIntrinsic.forEach(mOutPixelsAllocation);
    117         }
    118         else if (mUseHalfPrecision) {
    119             mScript_half.forEach_copyIn(mInPixelsAllocation, mScratchPixelsAllocation1);
    120             mScript_half.forEach_horz(mScratchPixelsAllocation2);
    121             mScript_half.forEach_vert(mOutPixelsAllocation);
    122         }
    123         else {
    124             mScript.forEach_copyIn(mInPixelsAllocation, mScratchPixelsAllocation1);
    125             mScript.forEach_horz(mScratchPixelsAllocation2);
    126             mScript.forEach_vert(mOutPixelsAllocation);
    127         }
    128     }
    129 }
    130