rsComponent.h revision 5e9811f075f5a96925785a95afeda22592a840ac 
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
22// ---------------------------------------------------------------------------
23namespace android {
24namespace renderscript {
25
26
27// An element is a group of Components that occupies one cell in a structure.
28class Component
29{
30public:
31    Component();
32    ~Component();
33
34    void set(RsDataType dt, RsDataKind dk, bool norm, uint32_t vecSize=1);
35
36    uint32_t getGLType() const;
37    uint32_t getGLFormat() const;
38    String8 getGLSLType() const;
39    void dumpLOGV(const char *prefix) const;
40
41
42    RsDataType getType() const {return mType;}
43    RsDataKind getKind() const {return mKind;}
44    bool getIsNormalized() const {return mNormalized;}
45    uint32_t getVectorSize() const {return mVectorSize;}
46    bool getIsFloat() const {return mIsFloat;}
47    bool getIsSigned() const {return mIsSigned;}
48    uint32_t getBits() const {return mBits;}
49
50    // Helpers for reading / writing this class out
51    void serialize(OStream *stream) const;
52    void loadFromStream(IStream *stream);
53
54protected:
55    RsDataType mType;
56    RsDataKind mKind;
57    bool mNormalized;
58    uint32_t mVectorSize;
59
60    // derived
61    uint32_t mBits;
62    uint32_t mTypeBits;
63    bool mIsFloat;
64    bool mIsSigned;
65    bool mIsPixel;
66};
67
68}
69}
70
71#endif
72
73