rsType.h revision 433eca30b2efe0cf84bbda33f2dfdfd6dcafaf59 
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#include "rsVertexArray.h"
22
23// ---------------------------------------------------------------------------
24namespace android {
25namespace renderscript {
26
27
28class Type : public ObjectBase
29{
30public:
31    Type(Context *);
32    virtual ~Type();
33
34    Type * createTex2D(const Element *, size_t w, size_t h, bool mip);
35
36
37    size_t getOffsetForFace(uint32_t face) const;
38
39    size_t getSizeBytes() const {return mTotalSizeBytes;}
40    size_t getElementSizeBytes() const {return mElement->getSizeBytes();}
41    const Element * getElement() const {return mElement.get();}
42
43    uint32_t getDimX() const {return mDimX;}
44    uint32_t getDimY() const {return mDimY;}
45    uint32_t getDimZ() const {return mDimZ;}
46    uint32_t getDimLOD() const {return mDimLOD;}
47    bool getDimFaces() const {return mFaces;}
48
49    uint32_t getLODDimX(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mX;}
50    uint32_t getLODDimY(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mY;}
51    uint32_t getLODDimZ(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mZ;}
52    uint32_t getLODOffset(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mOffset;}
53
54    uint32_t getLODOffset(uint32_t lod, uint32_t x) const;
55    uint32_t getLODOffset(uint32_t lod, uint32_t x, uint32_t y) const;
56    uint32_t getLODOffset(uint32_t lod, uint32_t x, uint32_t y, uint32_t z) const;
57
58    uint32_t getLODCount() const {return mLODCount;}
59
60
61    void setElement(const Element *e) {mElement.set(e);}
62    void setDimX(uint32_t v) {mDimX = v;}
63    void setDimY(uint32_t v) {mDimY = v;}
64    void setDimZ(uint32_t v) {mDimZ = v;}
65    void setDimFaces(bool v) {mFaces = v;}
66    void setDimLOD(bool v) {mDimLOD = v;}
67
68    void clear();
69    void compute();
70
71    void enableGLVertexBuffer(class VertexArray *) const;
72    void enableGLVertexBuffer2(class VertexArray *) const;
73
74    void dumpLOGV(const char *prefix) const;
75
76protected:
77    struct LOD {
78        size_t mX;
79        size_t mY;
80        size_t mZ;
81        size_t mOffset;
82    };
83
84    void makeLODTable();
85
86    // Internal structure from most to least significant.
87    // * Array dimensions
88    // * Faces
89    // * Mipmaps
90    // * xyz
91
92    ObjectBaseRef<const Element> mElement;
93
94    // Size of the structure in the various dimensions.  A missing Dimension is
95    // specified as a 0 and not a 1.
96    size_t mDimX;
97    size_t mDimY;
98    size_t mDimZ;
99    bool mDimLOD;
100    bool mFaces;
101
102    // A list of array dimensions.  The count is the number of array dimensions and the
103    // sizes is a per array size.
104    //Vector<size_t> mDimArraysSizes;
105
106    // count of mipmap levels, 0 indicates no mipmapping
107
108    size_t mMipChainSizeBytes;
109    size_t mTotalSizeBytes;
110    LOD *mLODs;
111    uint32_t mLODCount;
112
113    struct GLState_t {
114        VertexArray::Attrib mUser[RS_MAX_ATTRIBS];
115        VertexArray::Attrib mVtx;
116        VertexArray::Attrib mNorm;
117        VertexArray::Attrib mColor;
118        VertexArray::Attrib mTex;
119        VertexArray::Attrib mPointSize;
120    };
121    GLState_t mGL;
122    void makeGLComponents();
123
124private:
125    Type(const Type &);
126};
127
128
129class TypeState {
130public:
131    TypeState();
132    ~TypeState();
133
134    size_t mX;
135    size_t mY;
136    size_t mZ;
137    uint32_t mLOD;
138    bool mFaces;
139    ObjectBaseRef<const Element> mElement;
140};
141
142
143}
144}
145#endif //ANDROID_STRUCTURED_TYPE
146