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/*
* Copyright (C) 2012 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.rs.imagejb;
import java.lang.Math;
import android.renderscript.Allocation;
import android.renderscript.Element;
import android.renderscript.RenderScript;
import android.renderscript.Script;
import android.renderscript.ScriptC;
import android.renderscript.Type;
import android.util.Log;
import android.widget.SeekBar;
import android.widget.TextView;
public class Mandelbrot extends TestBase {
private ScriptC_mandelbrot mScript;
public boolean onBar1Setup(SeekBar b, TextView t) {
t.setText("Iterations");
b.setProgress(0);
return true;
}
public void onBar1Changed(int progress) {
int iters = progress * 3 + 50;
mScript.set_gMaxIteration(iters);
}
public boolean onBar2Setup(SeekBar b, TextView t) {
t.setText("Lower Bound: X");
b.setProgress(0);
return true;
}
public void onBar2Changed(int progress) {
float scaleFactor = mScript.get_scaleFactor();
// allow viewport to be moved by 2x scale factor
float lowerBoundX = -2.f + ((progress / scaleFactor) / 50.f);
mScript.set_lowerBoundX(lowerBoundX);
}
public boolean onBar3Setup(SeekBar b, TextView t) {
t.setText("Lower Bound: Y");
b.setProgress(0);
return true;
}
public void onBar3Changed(int progress) {
float scaleFactor = mScript.get_scaleFactor();
// allow viewport to be moved by 2x scale factor
float lowerBoundY = -2.f + ((progress / scaleFactor) / 50.f);
mScript.set_lowerBoundY(lowerBoundY);
}
public boolean onBar4Setup(SeekBar b, TextView t) {
t.setText("Scale Factor");
b.setProgress(0);
return true;
}
public void onBar4Changed(int progress) {
float scaleFactor = 4.f - (3.96f * (progress / 100.f));
mScript.set_scaleFactor(scaleFactor);
}
public void createTest(android.content.res.Resources res) {
int width = mOutPixelsAllocation.getType().getX();
int height = mOutPixelsAllocation.getType().getY();
mScript = new ScriptC_mandelbrot(mRS, res, R.raw.mandelbrot);
mScript.set_gDimX(width);
mScript.set_gDimY(height);
mScript.set_gMaxIteration(50);
}
public void runTest() {
mScript.forEach_root(mOutPixelsAllocation);
mRS.finish();
}
}
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