1 /* 2 * Copyright (C) 2013 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_ALLOCATION_H 18 #define ANDROID_STRUCTURED_ALLOCATION_H 19 20 #include "rsType.h" 21 22 // --------------------------------------------------------------------------- 23 namespace android { 24 25 namespace renderscript { 26 27 class Program; 28 29 /***************************************************************************** 30 * CAUTION 31 * 32 * Any layout changes for this class may require a corresponding change to be 33 * made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains 34 * a partial copy of the information below. 35 * 36 *****************************************************************************/ 37 class Allocation : public ObjectBase { 38 // The graphics equivalent of malloc. The allocation contains a structure of elements. 39 40 public: 41 const static int MAX_LOD = 16; 42 43 struct Hal { 44 void * drv; 45 46 struct State { 47 const Type * type; 48 49 uint32_t usageFlags; 50 RsAllocationMipmapControl mipmapControl; 51 52 // Cached fields from the Type and Element 53 // to prevent pointer chasing in critical loops. 54 uint32_t yuv; 55 uint32_t elementSizeBytes; 56 bool hasMipmaps; 57 bool hasFaces; 58 bool hasReferences; 59 void * userProvidedPtr; 60 int32_t surfaceTextureID; 61 void *deprecated01; 62 void *deprecated02; 63 }; 64 State state; 65 66 struct DrvState { 67 struct LodState { 68 void * mallocPtr; 69 size_t stride; 70 uint32_t dimX; 71 uint32_t dimY; 72 uint32_t dimZ; 73 } lod[android::renderscript::Allocation::MAX_LOD]; 74 size_t faceOffset; 75 uint32_t lodCount; 76 uint32_t faceCount; 77 }; 78 mutable DrvState drvState; 79 80 }; 81 Hal mHal; 82 83 void operator delete(void* ptr); 84 85 static Allocation * createAllocation(Context *rsc, const Type *, uint32_t usages, 86 RsAllocationMipmapControl mc = RS_ALLOCATION_MIPMAP_NONE, 87 void *ptr = 0); 88 virtual ~Allocation(); 89 void updateCache(); 90 getType()91 const Type * getType() const {return mHal.state.type;} 92 93 void syncAll(Context *rsc, RsAllocationUsageType src); 94 95 void copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len); 96 97 void resize1D(Context *rsc, uint32_t dimX); 98 void resize2D(Context *rsc, uint32_t dimX, uint32_t dimY); 99 100 void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, size_t sizeBytes); 101 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face, 102 uint32_t w, uint32_t h, const void *data, size_t sizeBytes, size_t stride); 103 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, 104 uint32_t w, uint32_t h, uint32_t d, const void *data, size_t sizeBytes, size_t stride); 105 106 void read(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, void *data, size_t sizeBytes); 107 void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face, 108 uint32_t w, uint32_t h, void *data, size_t sizeBytes, size_t stride); 109 void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, 110 uint32_t w, uint32_t h, uint32_t d, void *data, size_t sizeBytes, size_t stride); 111 112 void elementData(Context *rsc, uint32_t x, 113 const void *data, uint32_t elementOff, size_t sizeBytes); 114 void elementData(Context *rsc, uint32_t x, uint32_t y, 115 const void *data, uint32_t elementOff, size_t sizeBytes); 116 117 void addProgramToDirty(const Program *); 118 void removeProgramToDirty(const Program *); 119 120 virtual void dumpLOGV(const char *prefix) const; 121 virtual void serialize(Context *rsc, OStream *stream) const; getClassId()122 virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_ALLOCATION; } 123 static Allocation *createFromStream(Context *rsc, IStream *stream); 124 getIsScript()125 bool getIsScript() const { 126 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) != 0; 127 } getIsTexture()128 bool getIsTexture() const { 129 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) != 0; 130 } getIsRenderTarget()131 bool getIsRenderTarget() const { 132 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) != 0; 133 } getIsBufferObject()134 bool getIsBufferObject() const { 135 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) != 0; 136 } 137 138 void incRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 139 void decRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 140 virtual bool freeChildren(); 141 142 void sendDirty(const Context *rsc) const; getHasGraphicsMipmaps()143 bool getHasGraphicsMipmaps() const { 144 return mHal.state.mipmapControl != RS_ALLOCATION_MIPMAP_NONE; 145 } 146 147 void * getSurface(const Context *rsc); 148 void setSurface(const Context *rsc, RsNativeWindow sur); 149 void ioSend(const Context *rsc); 150 void ioReceive(const Context *rsc); 151 152 protected: 153 Vector<const Program *> mToDirtyList; 154 ObjectBaseRef<const Type> mType; setType(const Type * t)155 void setType(const Type *t) { 156 mType.set(t); 157 mHal.state.type = t; 158 } 159 160 private: 161 void freeChildrenUnlocked(); 162 Allocation(Context *rsc, const Type *, uint32_t usages, RsAllocationMipmapControl mc, void *ptr); 163 164 uint32_t getPackedSize() const; 165 static void writePackedData(Context *rsc, const Type *type, uint8_t *dst, 166 const uint8_t *src, bool dstPadded); 167 void unpackVec3Allocation(Context *rsc, const void *data, size_t dataSize); 168 void packVec3Allocation(Context *rsc, OStream *stream) const; 169 }; 170 171 } 172 } 173 #endif 174 175