Mandelbrot.java revision 23e1074f29f431f68c6b3230c1315ea0f7c7bc86
1572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams/* 2572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * Copyright (C) 2012 The Android Open Source Project 3572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * 4572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * Licensed under the Apache License, Version 2.0 (the "License"); 5572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * you may not use this file except in compliance with the License. 6572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * You may obtain a copy of the License at 7572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * 8572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * http://www.apache.org/licenses/LICENSE-2.0 9572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * 10572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * Unless required by applicable law or agreed to in writing, software 11572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * distributed under the License is distributed on an "AS IS" BASIS, 12572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * See the License for the specific language governing permissions and 14572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams * limitations under the License. 15572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams */ 16572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 17572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samspackage com.android.rs.imagejb; 18572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 19572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport java.lang.Math; 20572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 21572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport android.renderscript.Allocation; 22572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport android.renderscript.Element; 23572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport android.renderscript.RenderScript; 24572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport android.renderscript.Script; 25572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport android.renderscript.ScriptC; 26572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport android.renderscript.Type; 27572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport android.util.Log; 28572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport android.widget.SeekBar; 29572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samsimport android.widget.TextView; 30572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 31572a5031a5d8602db0bec0b253428a034bd4dd59Jason Samspublic class Mandelbrot extends TestBase { 32572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams private ScriptC_mandelbrot mScript; 3323e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams private boolean mUseDouble = false; 3423e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams 3523e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams public Mandelbrot(boolean useDouble) { 3623e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams mUseDouble = useDouble; 3723e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams } 38572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 39572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public boolean onBar1Setup(SeekBar b, TextView t) { 40572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams t.setText("Iterations"); 41572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams b.setProgress(0); 42572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams return true; 43572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 44572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 45572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public void onBar1Changed(int progress) { 46572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams int iters = progress * 3 + 50; 47572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gMaxIteration(iters); 48572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 49572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 50572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public boolean onBar2Setup(SeekBar b, TextView t) { 51572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams t.setText("Lower Bound: X"); 52572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams b.setProgress(0); 53572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams return true; 54572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 55572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 56572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public void onBar2Changed(int progress) { 57572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams float scaleFactor = mScript.get_scaleFactor(); 58572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams // allow viewport to be moved by 2x scale factor 59572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams float lowerBoundX = -2.f + ((progress / scaleFactor) / 50.f); 60572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_lowerBoundX(lowerBoundX); 61572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 62572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 63572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public boolean onBar3Setup(SeekBar b, TextView t) { 64572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams t.setText("Lower Bound: Y"); 65572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams b.setProgress(0); 66572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams return true; 67572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 68572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 69572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public void onBar3Changed(int progress) { 70572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams float scaleFactor = mScript.get_scaleFactor(); 71572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams // allow viewport to be moved by 2x scale factor 72572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams float lowerBoundY = -2.f + ((progress / scaleFactor) / 50.f); 73572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_lowerBoundY(lowerBoundY); 74572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 75572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 76572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public boolean onBar4Setup(SeekBar b, TextView t) { 77572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams t.setText("Scale Factor"); 78572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams b.setProgress(0); 79572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams return true; 80572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 81572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 82572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public void onBar4Changed(int progress) { 83572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams float scaleFactor = 4.f - (3.96f * (progress / 100.f)); 84572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_scaleFactor(scaleFactor); 85572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 86572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 87572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public void createTest(android.content.res.Resources res) { 88572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams int width = mOutPixelsAllocation.getType().getX(); 89572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams int height = mOutPixelsAllocation.getType().getY(); 90572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 91572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript = new ScriptC_mandelbrot(mRS, res, R.raw.mandelbrot); 92572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gDimX(width); 93572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gDimY(height); 94572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gMaxIteration(50); 95572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 96572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 97572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public void runTest() { 9823e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams if (mUseDouble) { 9923e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams mScript.forEach_rootD(mOutPixelsAllocation); 10023e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams } else { 10123e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams mScript.forEach_root(mOutPixelsAllocation); 10223e1074f29f431f68c6b3230c1315ea0f7c7bc86Jason Sams } 103572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mRS.finish(); 104572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 105572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 106572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams} 107572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 108