1/*
2 * Copyright (C) 2012 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
17package android.renderscript;
18
19
20import java.lang.reflect.Field;
21import java.lang.Class;
22import java.lang.reflect.Method;
23import java.lang.reflect.Constructor;
24
25import android.util.Log;
26
27class RSReflect {
28    Class mElement;
29    Class mElementBuilder;
30    Class mElementDataType;
31    Class mElementDataKind;
32    Method mElement_createUser;
33    Method mElement_createVector;
34    Method mElement_createPixel;
35    Constructor mElementBuilder_constructor;
36    Method mElementBuilder_add;
37    Method mElementBuilder_create;
38
39    Class mType;
40    Class mTypeBuilder;
41    Class mTypeCubemapFace;
42    Constructor mTypeBuilder_constructor;
43    Method mTypeBuilder_setX;
44    Method mTypeBuilder_setY;
45    Method mTypeBuilder_setMipmaps;
46    Method mTypeBuilder_setFaces;
47
48    Class mAllocation;
49    Class mAllocationMipmapControl;
50    Method mAllocation_syncAll;
51    Method mAllocation_copyFrom_O;
52    Method mAllocation_copyFromUnchecked_I;
53    Method mAllocation_copyFromUnchecked_S;
54    Method mAllocation_copyFromUnchecked_B;
55    Method mAllocation_copyFromUnchecked_F;
56    Method mAllocation_copyFrom_I;
57    Method mAllocation_copyFrom_S;
58    Method mAllocation_copyFrom_B;
59    Method mAllocation_copyFrom_F;
60    Method mAllocation_setFromFieldPacker;
61    Method mAllocation_setFromFieldPacker_component;
62    Method mAllocation_generateMipmaps;
63    Method mAllocation_copy1DRangeFromUnchecked;
64
65
66    Class mBaseObj;
67    Class mRenderScript;
68    Class mSampler;
69    Class mScript;
70    Class mScriptC;
71    Class mScriptGroup;
72
73
74    private RSReflect() {
75    }
76
77    private boolean init() {
78        try {
79            Method m[];
80
81            mElement = Class.forName("android.renderscript.Element");
82            mElementBuilder = Class.forName("android.renderscript.Element$Builder");
83            mElementDataType = Class.forName("android.renderscript.Element$DataType");
84            mElementDataKind = Class.forName("android.renderscript.Element$DataKind");
85
86            mType = Class.forName("android.renderscript.Type");
87            mTypeBuilder = Class.forName("android.renderscript.Type$Builder");
88            mTypeCubemapFace = Class.forName("android.renderscript.Type$CubemapFace");
89
90            mAllocation = Class.forName("android.renderscript.Allocation");
91            mBaseObj = Class.forName("android.renderscript.BaseObj");
92            mRenderScript = Class.forName("android.renderscript.RenderScript");
93            mSampler = Class.forName("android.renderscript.Sampler");
94            mScript = Class.forName("android.renderscript.Script");
95            mScriptC = Class.forName("android.renderscript.ScriptC");
96
97            mElement_createUser = mElement.getDeclaredMethod("createUser",
98                        new Class[] { mRenderScript, mElementDataType });
99            mElement_createVector = mElement.getDeclaredMethod("createVector",
100                        new Class[] { mRenderScript, mElementDataType, Integer.TYPE });
101            mElement_createPixel = mElement.getDeclaredMethod("createPixel",
102                        new Class[] { mRenderScript, mElementDataType, mElementDataKind });
103            mElementBuilder_constructor = mElementBuilder.getDeclaredConstructor(
104                            new Class[] { mRenderScript });
105            mElementBuilder_add = mElementBuilder.getDeclaredMethod("add",
106                            new Class[] { mElement, String.class, Integer.TYPE });
107            mElementBuilder_create = mElementBuilder.getDeclaredMethod("create",
108                            new Class[] {});
109
110            mTypeBuilder_constructor = mTypeBuilder.getDeclaredConstructor(
111                            new Class[] { mRenderScript, mElement });
112            mTypeBuilder_setX = mTypeBuilder.getDeclaredMethod("setX",
113                            new Class[] { Integer.TYPE });
114            mTypeBuilder_setY = mTypeBuilder.getDeclaredMethod("setY",
115                            new Class[] { Integer.TYPE });
116            mTypeBuilder_setMipmaps = mTypeBuilder.getDeclaredMethod("setMipmaps",
117                            new Class[] { Boolean.TYPE });
118            mTypeBuilder_setFaces = mTypeBuilder.getDeclaredMethod("setFaces",
119                            new Class[] { Boolean.TYPE });
120
121
122
123
124
125            //mScriptGroup = Class.forName("android.renderscript.Element");
126
127
128        } catch (Throwable e) {
129            android.util.Log.w("RSR", "Using native RS failed. " + e);
130            return false;
131        }
132        return true;
133    }
134
135    static RSReflect create() {
136        android.util.Log.v("RSR", "create");
137        RSReflect r = new RSReflect();
138        if (r.init()) {
139            android.util.Log.v("RSR", "create ok");
140            return r;
141        }
142        android.util.Log.v("RSR", "create fail");
143        return null;
144    }
145
146    private Method findMethod(Method m[], String name) {
147        for (int ct=0; ct < m.length; ct++) {
148            if (m[ct].getName().equals(name)) {
149                return m[ct];
150            }
151        }
152        return null;
153    }
154
155
156    //Class c = Class.forName("java.lang.String");
157
158}
159