1 /* 2 * Copyright (C) 2015 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.example.android.rs.vr.engine; 18 19 import android.renderscript.Allocation; 20 import android.util.Log; 21 22 import java.util.Arrays; 23 import java.util.HashMap; 24 25 /** 26 * Defines a simple volume to be used in the volume renderer 27 */ 28 public class Volume { 29 private static final String LOGTAG = "Volume"; 30 public short[][] mData; 31 public Allocation mVolumeAllocation; // one big volume 32 public int mDimz = -1; 33 public int mDimy = -1; 34 public int mDimx = -1; 35 public float[] mVoxelDim = new float[]{1f, 1f, 1f}; 36 private HashMap<String, Look> mLooks = new HashMap<String, Look>(); 37 38 @Override toString()39 public String toString() { 40 String ret = "Volume[" + mDimx + "," + mDimy + "," + mDimz + "]"; 41 ret += "(" + mVoxelDim[0] + ", " + mVoxelDim[1] + ", " + mVoxelDim[2] + ")"; 42 43 return ret; 44 } 45 getLookNames()46 public String[] getLookNames() { 47 return mLooks.keySet().toArray(new String[mLooks.size()]); 48 } 49 getLookColor(String name)50 public int[][] getLookColor(String name) { 51 return mLooks.get(name).mColor; 52 } 53 getLookOpactiy(String name)54 public int[][] getLookOpactiy(String name) { 55 return mLooks.get(name).mOpacity; 56 } 57 addLook(String name, int[][] color, int[][] opacity)58 public void addLook(String name, int[][] color, int[][] opacity) { 59 mLooks.put(name, new Look(name, color, opacity)); 60 } 61 addLook(String name, String color_string, String opacity_string)62 public void addLook(String name, String color_string, String opacity_string) { 63 mLooks.put(name, new Look(name, color_string, opacity_string)); 64 Look l = mLooks.get(name); 65 Log.v(LOGTAG, " ========================== " + name + " ============================="); 66 Log.v(LOGTAG, "mColor "+l.dblArrayToString(l.mColor)); 67 Log.v(LOGTAG, "mOpacity "+l.dblArrayToString(l.mOpacity)); 68 } 69 70 class Look { 71 int[][] mColor; 72 int[][] mOpacity; 73 String mName; 74 Look(String name, String color_string, String opacity_string)75 public Look(String name, String color_string, String opacity_string) { 76 mName = name; 77 String[] colorSplit = color_string.split("\\}\\s*\\,\\s*\\{"); 78 String[] opacitySplit = opacity_string.split("\\}\\s*\\,\\s*\\{"); 79 mColor = new int[colorSplit.length][]; 80 for (int i = 0; i < colorSplit.length; i++) { 81 82 mColor[i] = readNumbers(colorSplit[i]); 83 } 84 mOpacity = new int[opacitySplit.length][]; 85 for (int i = 0; i < opacitySplit.length; i++) { 86 87 mOpacity[i] = readNumbers(opacitySplit[i]); 88 } 89 } 90 Look(String name, int[][] color, int[][] opacity)91 public Look(String name, int[][] color, int[][] opacity) { 92 mColor = color; 93 mOpacity = opacity; 94 mName =name; 95 } 96 readNumbers(String numList)97 private int[] readNumbers(String numList) { 98 numList = numList.replace('{', ' '); 99 numList = numList.replace('}', ' '); 100 numList = numList.replace(';', ' '); 101 String[] split = numList.split(","); 102 int[] ret = new int[split.length]; 103 for (int i = 0; i < ret.length; i++) { 104 ret[i] = Integer.decode(split[i].trim()); 105 } 106 return ret; 107 } 108 dblArrayToString(int[][] v)109 private String dblArrayToString(int[][] v) { 110 String s = ""; 111 for (int i = 0; i < v.length; i++) { 112 if (i > 0) { 113 s += ","; 114 } 115 s += Arrays.toString(v[i]); 116 } 117 return s; 118 } 119 toString()120 public String toString() { 121 return "mColor=" + dblArrayToString(mColor) + "\nmOpacity=" + dblArrayToString(mOpacity); 122 } 123 } 124 } 125