1/*
2 * Copyright (C) 2009 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#ifndef ANDROID_COMPONENT_H
18#define ANDROID_COMPONENT_H
19
20#include "rsUtils.h"
21#include "rsDefines.h"
22#include "rsStream.h"
23// ---------------------------------------------------------------------------
24namespace android {
25namespace renderscript {
26
27
28// An element is a group of Components that occupies one cell in a structure.
29class Component {
30public:
31    Component();
32    ~Component();
33
34    void set(RsDataType dt, RsDataKind dk, bool norm, uint32_t vecSize=1);
35
36    void dumpLOGV(const char *prefix) const;
37
38    RsDataType getType() const {return mType;}
39    RsDataKind getKind() const {return mKind;}
40    bool getIsNormalized() const {return mNormalized;}
41    uint32_t getVectorSize() const {return mVectorSize;}
42    bool getIsFloat() const {return mIsFloat;}
43    bool getIsSigned() const {return mIsSigned;}
44    uint32_t getBits() const {return mBits;}
45    uint32_t getBitsUnpadded() const {return mBitsUnpadded;}
46
47    // Helpers for reading / writing this class out
48    void serialize(OStream *stream) const;
49    void loadFromStream(IStream *stream);
50
51    bool isReference() const;
52
53protected:
54    RsDataType mType;
55    RsDataKind mKind;
56    bool mNormalized;
57    uint32_t mVectorSize;
58
59    // derived
60    uint32_t mBits;
61    uint32_t mBitsUnpadded;
62    uint32_t mTypeBits;
63    bool mIsFloat;
64    bool mIsSigned;
65    bool mIsPixel;
66};
67
68} // namespace renderscript
69} // namespace android
70
71#endif
72
73