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 * CAUTION 27 * 28 * Any layout changes for this class may require a corresponding change to be 29 * made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains 30 * a partial copy of the information below. 31 * 32 *****************************************************************************/ 33 34 class Type : public ObjectBase { 35 public: 36 struct Hal { 37 mutable void *drv; 38 39 struct State { 40 const Element * element; 41 42 // Size of the structure in the various dimensions. A missing Dimension is 43 // specified as a 0 and not a 1. 44 uint32_t dimX; 45 uint32_t dimY; 46 uint32_t dimZ; 47 uint32_t *lodDimX; 48 uint32_t *lodDimY; 49 uint32_t *lodDimZ; 50 uint32_t *lodOffset; 51 uint32_t lodCount; 52 bool faces; 53 }; 54 State state; 55 }; 56 Hal mHal; 57 58 Type * createTex2D(const Element *, size_t w, size_t h, bool mip); 59 60 size_t getOffsetForFace(uint32_t face) const; 61 getSizeBytes()62 size_t getSizeBytes() const {return mTotalSizeBytes;} getElementSizeBytes()63 size_t getElementSizeBytes() const {return mElement->getSizeBytes();} getElement()64 const Element * getElement() const {return mElement.get();} 65 getDimX()66 uint32_t getDimX() const {return mHal.state.dimX;} getDimY()67 uint32_t getDimY() const {return mHal.state.dimY;} getDimZ()68 uint32_t getDimZ() const {return mHal.state.dimZ;} getDimLOD()69 bool getDimLOD() const {return mDimLOD;} getDimFaces()70 bool getDimFaces() const {return mHal.state.faces;} 71 getLODDimX(uint32_t lod)72 uint32_t getLODDimX(uint32_t lod) const { 73 rsAssert(lod < mHal.state.lodCount); 74 return mHal.state.lodDimX[lod]; 75 } getLODDimY(uint32_t lod)76 uint32_t getLODDimY(uint32_t lod) const { 77 rsAssert(lod < mHal.state.lodCount); 78 return mHal.state.lodDimY[lod]; 79 } getLODDimZ(uint32_t lod)80 uint32_t getLODDimZ(uint32_t lod) const { 81 rsAssert(lod < mHal.state.lodCount); 82 return mHal.state.lodDimZ[lod]; 83 } getLODOffset(uint32_t lod)84 uint32_t getLODOffset(uint32_t lod) const { 85 rsAssert(lod < mHal.state.lodCount); 86 return mHal.state.lodOffset[lod]; 87 } 88 uint32_t getLODOffset(uint32_t lod, uint32_t x) const; 89 uint32_t getLODOffset(uint32_t lod, uint32_t x, uint32_t y) const; 90 uint32_t getLODOffset(uint32_t lod, uint32_t x, uint32_t y, uint32_t z) const; 91 92 uint32_t getLODFaceOffset(uint32_t lod, RsAllocationCubemapFace face, 93 uint32_t x, uint32_t y) const; 94 getLODCount()95 uint32_t getLODCount() const {return mHal.state.lodCount;} 96 bool getIsNp2() const; 97 98 void clear(); 99 void compute(); 100 101 void dumpLOGV(const char *prefix) const; 102 virtual void serialize(OStream *stream) const; getClassId()103 virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_TYPE; } 104 static Type *createFromStream(Context *rsc, IStream *stream); 105 106 ObjectBaseRef<Type> cloneAndResize1D(Context *rsc, uint32_t dimX) const; 107 ObjectBaseRef<Type> cloneAndResize2D(Context *rsc, uint32_t dimX, uint32_t dimY) const; 108 109 static ObjectBaseRef<Type> getTypeRef(Context *rsc, const Element *e, 110 uint32_t dimX, uint32_t dimY, uint32_t dimZ, 111 bool dimLOD, bool dimFaces); 112 getType(Context * rsc,const Element * e,uint32_t dimX,uint32_t dimY,uint32_t dimZ,bool dimLOD,bool dimFaces)113 static Type* getType(Context *rsc, const Element *e, 114 uint32_t dimX, uint32_t dimY, uint32_t dimZ, 115 bool dimLOD, bool dimFaces) { 116 ObjectBaseRef<Type> type = getTypeRef(rsc, e, dimX, dimY, dimZ, dimLOD, dimFaces); 117 type->incUserRef(); 118 return type.get(); 119 } 120 121 void incRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 122 void decRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 123 124 protected: 125 void makeLODTable(); 126 bool mDimLOD; 127 128 // Internal structure from most to least significant. 129 // * Array dimensions 130 // * Faces 131 // * Mipmaps 132 // * xyz 133 134 ObjectBaseRef<const Element> mElement; 135 136 // count of mipmap levels, 0 indicates no mipmapping 137 138 size_t mMipChainSizeBytes; 139 size_t mTotalSizeBytes; 140 protected: 141 virtual void preDestroy() const; 142 virtual ~Type(); 143 144 private: 145 Type(Context *); 146 Type(const Type &); 147 }; 148 149 150 class TypeState { 151 public: 152 TypeState(); 153 ~TypeState(); 154 155 // Cache of all existing types. 156 Vector<Type *> mTypes; 157 }; 158 159 160 } 161 } 162 #endif //ANDROID_STRUCTURED_TYPE 163