1 /* 2 * Copyright (C) 2011 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 // --------------------------------------------------------------------------- 23 namespace android { 24 namespace renderscript { 25 26 27 class Type : public ObjectBase { 28 public: 29 Type * createTex2D(const Element *, size_t w, size_t h, bool mip); 30 31 size_t getOffsetForFace(uint32_t face) const; 32 getSizeBytes()33 size_t getSizeBytes() const {return mTotalSizeBytes;} getElementSizeBytes()34 size_t getElementSizeBytes() const {return mElement->getSizeBytes();} getElement()35 const Element * getElement() const {return mElement.get();} 36 getDimX()37 uint32_t getDimX() const {return mDimX;} getDimY()38 uint32_t getDimY() const {return mDimY;} getDimZ()39 uint32_t getDimZ() const {return mDimZ;} getDimLOD()40 uint32_t getDimLOD() const {return mDimLOD;} getDimFaces()41 bool getDimFaces() const {return mFaces;} 42 getLODDimX(uint32_t lod)43 uint32_t getLODDimX(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mX;} getLODDimY(uint32_t lod)44 uint32_t getLODDimY(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mY;} getLODDimZ(uint32_t lod)45 uint32_t getLODDimZ(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mZ;} 46 getLODOffset(uint32_t lod)47 uint32_t getLODOffset(uint32_t lod) const {rsAssert(lod < mLODCount); return mLODs[lod].mOffset;} 48 uint32_t getLODOffset(uint32_t lod, uint32_t x) const; 49 uint32_t getLODOffset(uint32_t lod, uint32_t x, uint32_t y) const; 50 uint32_t getLODOffset(uint32_t lod, uint32_t x, uint32_t y, uint32_t z) const; 51 52 uint32_t getLODFaceOffset(uint32_t lod, RsAllocationCubemapFace face, uint32_t x, uint32_t y) const; 53 getLODCount()54 uint32_t getLODCount() const {return mLODCount;} 55 bool getIsNp2() const; 56 57 void clear(); 58 void compute(); 59 60 void dumpLOGV(const char *prefix) const; 61 virtual void serialize(OStream *stream) const; getClassId()62 virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_TYPE; } 63 static Type *createFromStream(Context *rsc, IStream *stream); 64 65 ObjectBaseRef<Type> cloneAndResize1D(Context *rsc, uint32_t dimX) const; 66 ObjectBaseRef<Type> cloneAndResize2D(Context *rsc, uint32_t dimX, uint32_t dimY) const; 67 68 static ObjectBaseRef<Type> getTypeRef(Context *rsc, const Element *e, 69 uint32_t dimX, uint32_t dimY, uint32_t dimZ, 70 bool dimLOD, bool dimFaces); 71 getType(Context * rsc,const Element * e,uint32_t dimX,uint32_t dimY,uint32_t dimZ,bool dimLOD,bool dimFaces)72 static Type* getType(Context *rsc, const Element *e, 73 uint32_t dimX, uint32_t dimY, uint32_t dimZ, 74 bool dimLOD, bool dimFaces) { 75 ObjectBaseRef<Type> type = getTypeRef(rsc, e, dimX, dimY, dimZ, dimLOD, dimFaces); 76 type->incUserRef(); 77 return type.get(); 78 } 79 80 protected: 81 struct LOD { 82 size_t mX; 83 size_t mY; 84 size_t mZ; 85 size_t mOffset; 86 }; 87 88 void makeLODTable(); 89 90 // Internal structure from most to least significant. 91 // * Array dimensions 92 // * Faces 93 // * Mipmaps 94 // * xyz 95 96 ObjectBaseRef<const Element> mElement; 97 98 // Size of the structure in the various dimensions. A missing Dimension is 99 // specified as a 0 and not a 1. 100 size_t mDimX; 101 size_t mDimY; 102 size_t mDimZ; 103 bool mDimLOD; 104 bool mFaces; 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 protected: 114 virtual void preDestroy() const; 115 virtual ~Type(); 116 117 private: 118 Type(Context *); 119 Type(const Type &); 120 }; 121 122 123 class TypeState { 124 public: 125 TypeState(); 126 ~TypeState(); 127 128 // Cache of all existing types. 129 Vector<Type *> mTypes; 130 }; 131 132 133 } 134 } 135 #endif //ANDROID_STRUCTURED_TYPE 136