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 // ---------------------------------------------------------------------------
24 namespace android {
25 namespace renderscript {
26 
27 
28 // An element is a group of Components that occupies one cell in a structure.
29 class Component {
30 public:
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 
getType()38     RsDataType getType() const {return mType;}
getKind()39     RsDataKind getKind() const {return mKind;}
getIsNormalized()40     bool getIsNormalized() const {return mNormalized;}
getVectorSize()41     uint32_t getVectorSize() const {return mVectorSize;}
getIsFloat()42     bool getIsFloat() const {return mIsFloat;}
getIsSigned()43     bool getIsSigned() const {return mIsSigned;}
getBits()44     uint32_t getBits() const {return mBits;}
getBitsUnpadded()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 
53 protected:
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