1 /* 2 * Copyright (C) 2008 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.modelviewer; 18 19 import java.io.Writer; 20 import java.util.Map; 21 import java.util.Vector; 22 23 import android.content.res.Resources; 24 import android.renderscript.*; 25 import android.renderscript.Element.Builder; 26 import android.renderscript.ProgramStore.DepthFunc; 27 import android.util.Log; 28 29 enum TransformType { 30 31 NONE(0), 32 TRANSLATE(1), 33 ROTATE(2), 34 SCALE(3); 35 36 int mID; TransformType(int id)37 TransformType(int id) { 38 mID = id; 39 } 40 } 41 42 public class SgTransform { 43 44 45 ScriptField_SgTransform mTransformField; 46 ScriptField_SgTransform mChildField; 47 public ScriptField_SgTransform.Item mTransformData; 48 49 RenderScript mRS; 50 51 Vector mChildren; 52 SgTransform mParent; 53 int mIndexInParentGroup; 54 setParent(SgTransform parent, int parentIndex)55 public void setParent(SgTransform parent, int parentIndex) { 56 mParent = parent; 57 mIndexInParentGroup = parentIndex; 58 } 59 addChild(SgTransform child)60 public void addChild(SgTransform child) { 61 mChildren.add(child); 62 child.setParent(this, mChildren.size() - 1); 63 } 64 setTransform(int index, Float4 value, TransformType type)65 public void setTransform(int index, Float4 value, TransformType type) { 66 mTransformData.transforms[index] = value; 67 mTransformData.transformTypes[index] = type.mID; 68 } 69 initData()70 void initData() { 71 int numElements = mTransformData.transforms.length; 72 mTransformData.transformTypes = new int[numElements]; 73 for (int i = 0; i < numElements; i ++) { 74 mTransformData.transforms[i] = new Float4(0, 0, 0, 0); 75 mTransformData.transformTypes[i] = TransformType.NONE.mID; 76 } 77 78 mTransformData.isDirty = 1; 79 mTransformData.children = null; 80 } 81 SgTransform(RenderScript rs)82 public SgTransform(RenderScript rs) { 83 mRS = rs; 84 mTransformData = new ScriptField_SgTransform.Item(); 85 mChildren = new Vector(); 86 initData(); 87 } 88 getData()89 public ScriptField_SgTransform.Item getData() { 90 if (mChildren.size() != 0) { 91 mChildField = new ScriptField_SgTransform(mRS, mChildren.size()); 92 mTransformData.children = mChildField.getAllocation(); 93 94 for (int i = 0; i < mChildren.size(); i ++) { 95 SgTransform child = (SgTransform)mChildren.get(i); 96 mChildField.set(child.getData(), i, false); 97 } 98 mChildField.copyAll(); 99 } 100 101 return mTransformData; 102 } 103 getField()104 public ScriptField_SgTransform getField() { 105 mTransformField = new ScriptField_SgTransform(mRS, 1); 106 mTransformField.set(getData(), 0, true); 107 return mTransformField; 108 } 109 } 110 111 112 113