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 Grain extends TestBase { 32572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams private ScriptC_grain mScript; 33572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams private Allocation mNoise; 34572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams private Allocation mNoise2; 35572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 36572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 37572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public boolean onBar1Setup(SeekBar b, TextView t) { 38572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams t.setText("Strength"); 39572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams b.setProgress(50); 40572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams return true; 41572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 42572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 43572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public void onBar1Changed(int progress) { 44572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams float s = progress / 100.0f; 45572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gNoiseStrength(s); 46572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 47572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 48572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams private int findHighBit(int v) { 49572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams int bit = 0; 50572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams while (v > 1) { 51572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams bit++; 52572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams v >>= 1; 53572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 54572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams return bit; 55572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 56572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 57572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 58572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public void createTest(android.content.res.Resources res) { 59572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams int width = mInPixelsAllocation.getType().getX(); 60572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams int height = mInPixelsAllocation.getType().getY(); 61572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 62572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams int noiseW = findHighBit(width); 63572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams int noiseH = findHighBit(height); 64572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams if (noiseW > 9) { 65572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams noiseW = 9; 66572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 67572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams if (noiseH > 9) { 68572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams noiseH = 9; 69572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 70572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams noiseW = 1 << noiseW; 71572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams noiseH = 1 << noiseH; 72572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 73572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams Type.Builder tb = new Type.Builder(mRS, Element.U8(mRS)); 74572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams tb.setX(noiseW); 75572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams tb.setY(noiseH); 76572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mNoise = Allocation.createTyped(mRS, tb.create()); 77572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mNoise2 = Allocation.createTyped(mRS, tb.create()); 78572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 79572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript = new ScriptC_grain(mRS, res, R.raw.grain); 80572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gWMask(noiseW - 1); 81572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gHMask(noiseH - 1); 82572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gNoiseStrength(0.5f); 83572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gBlendSource(mNoise); 84572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.set_gNoise(mNoise2); 85572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 86572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 87572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams public void runTest() { 88572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.forEach_genRand(mNoise); 89572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.forEach_blend9(mNoise2); 90572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams mScript.forEach_root(mInPixelsAllocation, mOutPixelsAllocation); 91572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams } 92572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 93572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams} 94572a5031a5d8602db0bec0b253428a034bd4dd59Jason Sams 95