TextureCube.java revision a9eb319965da1f2d59c06135d0d8d4631312bfff 
1/*
2 * Copyright (C) 2011 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 com.android.scenegraph;
18
19import java.lang.Math;
20
21import com.android.scenegraph.SceneManager;
22import com.android.scenegraph.TextureBase;
23
24import android.content.res.Resources;
25import android.renderscript.*;
26import android.util.Log;
27
28/**
29 * @hide
30 */
31public class TextureCube extends TextureBase {
32    String mFileName;
33    String mFileDir;
34
35    public TextureCube() {
36        super(ScriptC_export.const_TextureType_TEXTURE_CUBE);
37    }
38
39    public TextureCube(Allocation tex) {
40        super(ScriptC_export.const_TextureType_TEXTURE_CUBE);
41        setTexture(tex);
42    }
43
44    public TextureCube(String dir, String file) {
45        super(ScriptC_export.const_TextureType_TEXTURE_CUBE);
46        setFileDir(dir);
47        setFileName(file);
48    }
49
50    public void setFileDir(String dir) {
51        mFileDir = dir;
52    }
53
54    public void setFileName(String file) {
55        mFileName = file;
56    }
57
58    public String getFileName() {
59        return mFileName;
60    }
61
62    public void setTexture(Allocation tex) {
63        mData.texture = tex != null ? tex : SceneManager.getDefaultTexCube();
64        if (mField != null) {
65            mField.set_texture(0, mData.texture, true);
66        }
67    }
68
69    void load() {
70        RenderScriptGL rs = SceneManager.getRS();
71        Resources res = SceneManager.getRes();
72        String shortName = mFileName.substring(mFileName.lastIndexOf('/') + 1);
73        setTexture(SceneManager.loadCubemap(mFileDir + shortName, rs, res));
74    }
75
76    ScriptField_Texture_s getRsData(boolean loadNow) {
77        if (mField != null) {
78            return mField;
79        }
80
81        RenderScriptGL rs = SceneManager.getRS();
82        Resources res = SceneManager.getRes();
83        if (rs == null || res == null) {
84            return null;
85        }
86
87        mField = new ScriptField_Texture_s(rs, 1);
88
89        if (loadNow) {
90            load();
91        } else {
92            mData.texture = SceneManager.getDefaultTexCube();
93            new SingleImageLoaderTask().execute(this);
94        }
95
96        mField.set(mData, 0, true);
97        return mField;
98    }
99}
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