1/*
2 * Copyright (C) 2016 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#include "rsContext.h"
18#include "rsFileA3D.h"
19
20using android::Asset;
21using android::renderscript::Context;
22using android::renderscript::FileA3D;
23using android::renderscript::ObjectBase;
24using android::renderscript::rsuCopyString;
25
26RsObjectBase rsaFileA3DGetEntryByIndex(RsContext con, uint32_t index, RsFile file) {
27    FileA3D *fa3d = static_cast<FileA3D *>(file);
28    if (!fa3d) {
29        ALOGE("Can't load entry. No valid file");
30        return nullptr;
31    }
32
33    ObjectBase *obj = fa3d->initializeFromEntry(index);
34    //ALOGV("Returning object with name %s", obj->getName());
35
36    return obj;
37}
38
39
40void rsaFileA3DGetNumIndexEntries(RsContext con, int32_t *numEntries, RsFile file) {
41    FileA3D *fa3d = static_cast<FileA3D *>(file);
42
43    if (fa3d) {
44        *numEntries = fa3d->getNumIndexEntries();
45    } else {
46        *numEntries = 0;
47    }
48}
49
50void rsaFileA3DGetIndexEntries(RsContext con, RsFileIndexEntry *fileEntries, uint32_t numEntries, RsFile file) {
51    FileA3D *fa3d = static_cast<FileA3D *>(file);
52
53    if (!fa3d) {
54        ALOGE("Can't load index entries. No valid file");
55        return;
56    }
57
58    uint32_t numFileEntries = fa3d->getNumIndexEntries();
59    if (numFileEntries != numEntries || numEntries == 0 || fileEntries == nullptr) {
60        ALOGE("Can't load index entries. Invalid number requested");
61        return;
62    }
63
64    for (uint32_t i = 0; i < numFileEntries; i ++) {
65        const FileA3D::A3DIndexEntry *entry = fa3d->getIndexEntry(i);
66        fileEntries[i].classID = entry->getType();
67        fileEntries[i].objectName = rsuCopyString(entry->getObjectName());
68    }
69}
70
71RsFile rsaFileA3DCreateFromMemory(RsContext con, const void *data, uint32_t len) {
72    if (data == nullptr) {
73        ALOGE("File load failed. Asset stream is nullptr");
74        return nullptr;
75    }
76
77    Context *rsc = static_cast<Context *>(con);
78    FileA3D *fa3d = new FileA3D(rsc);
79    fa3d->incUserRef();
80
81    fa3d->load(data, len);
82    return fa3d;
83}
84
85RsFile rsaFileA3DCreateFromAsset(RsContext con, void *_asset) {
86    ALOGE("Calling deprecated %s API", __FUNCTION__);
87    return nullptr;
88}
89
90RsFile rsaFileA3DCreateFromFile(RsContext con, const char *path) {
91    if (path == nullptr) {
92        ALOGE("File load failed. Path is nullptr");
93        return nullptr;
94    }
95
96    Context *rsc = static_cast<Context *>(con);
97    FileA3D *fa3d = nullptr;
98
99    FILE *f = fopen(path, "rb");
100    if (f) {
101        fa3d = new FileA3D(rsc);
102        fa3d->incUserRef();
103        fa3d->load(f);
104        fclose(f);
105    } else {
106        ALOGE("Could not open file %s", path);
107    }
108
109    return fa3d;
110}
111