rsdShaderCache.h revision 326e0ddf89e8df2837752fbfd7a014814b32082c 
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_STRUCTURED_TYPE_H
18#define ANDROID_STRUCTURED_TYPE_H
19
20#include "rsElement.h"
21
22// ---------------------------------------------------------------------------
23namespace android {
24namespace renderscript {
25
26
27class Type : public ObjectBase
28{
29public:
30    Type();
31    virtual ~Type();
32
33    Type * createTex2D(const Element *, size_t w, size_t h, bool mip);
34
35
36    size_t getOffsetForFace(uint32_t face) const;
37
38    size_t getSizeBytes() const {return mTotalSizeBytes;}
39    size_t getElementSizeBytes() const {return mElement->getSizeBytes();}
40    const Element * getElement() const {return mElement.get();}
41
42    uint32_t getDimX() const {return mDimX;}
43    uint32_t getDimY() const {return mDimY;}
44    uint32_t getDimZ() const {return mDimZ;}
45    uint32_t getDimLOD() const {return mDimLOD;}
46    bool getDimFaces() const {return mFaces;}
47
48    uint32_t getLODDimX(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mX;}
49    uint32_t getLODDimY(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mY;}
50    uint32_t getLODDimZ(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mZ;}
51    uint32_t getLODOffset(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mOffset;}
52
53    uint32_t getLODOffset(uint32_t lod, uint32_t x) const;
54    uint32_t getLODOffset(uint32_t lod, uint32_t x, uint32_t y) const;
55    uint32_t getLODOffset(uint32_t lod, uint32_t x, uint32_t y, uint32_t z) const;
56
57    uint32_t getLODCount() const {return mLODCount;}
58
59
60    void setElement(const Element *e) {mElement.set(e);}
61    void setDimX(uint32_t v) {mDimX = v;}
62    void setDimY(uint32_t v) {mDimY = v;}
63    void setDimZ(uint32_t v) {mDimZ = v;}
64    void setDimFaces(bool v) {mFaces = v;}
65    void setDimLOD(bool v) {mDimLOD = v;}
66
67    void clear();
68    void compute();
69
70
71protected:
72    struct LOD {
73        size_t mX;
74        size_t mY;
75        size_t mZ;
76        size_t mOffset;
77    };
78
79    void makeLODTable();
80
81    // Internal structure from most to least significant.
82    // * Array dimensions
83    // * Faces
84    // * Mipmaps
85    // * xyz
86
87    ObjectBaseRef<const Element> mElement;
88
89    // Size of the structure in the various dimensions.  A missing Dimension is
90    // specified as a 0 and not a 1.
91    size_t mDimX;
92    size_t mDimY;
93    size_t mDimZ;
94    bool mDimLOD;
95    bool mFaces;
96
97    // A list of array dimensions.  The count is the number of array dimensions and the
98    // sizes is a per array size.
99    //Vector<size_t> mDimArraysSizes;
100
101    // count of mipmap levels, 0 indicates no mipmapping
102
103    size_t mMipChainSizeBytes;
104    size_t mTotalSizeBytes;
105    LOD *mLODs;
106    uint32_t mLODCount;
107
108private:
109    Type(const Type &);
110};
111
112
113class TypeState {
114public:
115    TypeState();
116    ~TypeState();
117
118    Vector<Type *> mAllTypes;
119
120    size_t mX;
121    size_t mY;
122    size_t mZ;
123    uint32_t mLOD;
124    bool mFaces;
125    ObjectBaseRef<const Element> mElement;
126
127
128
129};
130
131
132}
133}
134#endif //ANDROID_STRUCTURED_TYPE
135