rsAllocation.h revision 509ea5c832a865bc9083d53f1f058377a689bab3
1/* 2 * Copyright (C) 2009-2012 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 22struct ANativeWindow; 23 24// --------------------------------------------------------------------------- 25namespace android { 26class SurfaceTexture; 27 28namespace renderscript { 29 30class Program; 31 32/***************************************************************************** 33 * CAUTION 34 * 35 * Any layout changes for this class may require a corresponding change to be 36 * made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains 37 * a partial copy of the information below. 38 * 39 *****************************************************************************/ 40class Allocation : public ObjectBase { 41 // The graphics equivalent of malloc. The allocation contains a structure of elements. 42 43public: 44 const static int MAX_LOD = 16; 45 46 struct Hal { 47 void * drv; 48 49 struct State { 50 const Type * type; 51 52 uint32_t usageFlags; 53 RsAllocationMipmapControl mipmapControl; 54 55 // Cached fields from the Type and Element 56 // to prevent pointer chasing in critical loops. 57 uint32_t dimensionX; 58 uint32_t dimensionY; 59 uint32_t dimensionZ; 60 uint32_t elementSizeBytes; 61 bool hasMipmaps; 62 bool hasFaces; 63 bool hasReferences; 64 void * unused_01; 65 int32_t surfaceTextureID; 66 ANativeWindow *wndSurface; 67 SurfaceTexture *surfaceTexture; 68 RsDataType eType; 69 }; 70 State state; 71 72 struct DrvState { 73 mutable void * mallocPtrLOD0; 74 mutable uint32_t strideLOD0; 75 } drvState; 76 77 }; 78 Hal mHal; 79 80 static Allocation * createAllocation(Context *rsc, const Type *, uint32_t usages, 81 RsAllocationMipmapControl mc = RS_ALLOCATION_MIPMAP_NONE, 82 void *ptr = 0); 83 virtual ~Allocation(); 84 void updateCache(); 85 86 const Type * getType() const {return mHal.state.type;} 87 88 void syncAll(Context *rsc, RsAllocationUsageType src); 89 90 void copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len); 91 92 void resize1D(Context *rsc, uint32_t dimX); 93 void resize2D(Context *rsc, uint32_t dimX, uint32_t dimY); 94 95 void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, size_t sizeBytes); 96 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face, 97 uint32_t w, uint32_t h, const void *data, size_t sizeBytes); 98 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, RsAllocationCubemapFace face, 99 uint32_t w, uint32_t h, uint32_t d, const void *data, size_t sizeBytes); 100 101 void read(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, void *data, size_t sizeBytes); 102 void readUnchecked(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, void *data, size_t sizeBytes); 103 void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face, 104 uint32_t w, uint32_t h, void *data, size_t sizeBytes); 105 void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, RsAllocationCubemapFace face, 106 uint32_t w, uint32_t h, uint32_t d, void *data, size_t sizeBytes); 107 108 void elementData(Context *rsc, uint32_t x, 109 const void *data, uint32_t elementOff, size_t sizeBytes); 110 void elementData(Context *rsc, uint32_t x, uint32_t y, 111 const void *data, uint32_t elementOff, size_t sizeBytes); 112 113 void addProgramToDirty(const Program *); 114 void removeProgramToDirty(const Program *); 115 116 virtual void dumpLOGV(const char *prefix) const; 117 virtual void serialize(Context *rsc, OStream *stream) const; 118 virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_ALLOCATION; } 119 static Allocation *createFromStream(Context *rsc, IStream *stream); 120 121 bool getIsScript() const { 122 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) != 0; 123 } 124 bool getIsTexture() const { 125 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) != 0; 126 } 127 bool getIsRenderTarget() const { 128 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) != 0; 129 } 130 bool getIsBufferObject() const { 131 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) != 0; 132 } 133 134 void incRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 135 void decRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 136 virtual bool freeChildren(); 137 138 void sendDirty(const Context *rsc) const; 139 bool getHasGraphicsMipmaps() const { 140 return mHal.state.mipmapControl != RS_ALLOCATION_MIPMAP_NONE; 141 } 142 143 int32_t getSurfaceTextureID(const Context *rsc); 144 void setSurfaceTexture(const Context *rsc, SurfaceTexture *st); 145 void setSurface(const Context *rsc, RsNativeWindow sur); 146 void ioSend(const Context *rsc); 147 void ioReceive(const Context *rsc); 148 149protected: 150 Vector<const Program *> mToDirtyList; 151 ObjectBaseRef<const Type> mType; 152 void setType(const Type *t) { 153 mType.set(t); 154 mHal.state.type = t; 155 } 156 157private: 158 void freeChildrenUnlocked(); 159 Allocation(Context *rsc, const Type *, uint32_t usages, RsAllocationMipmapControl mc, void *ptr); 160 161 uint32_t getPackedSize() const; 162 static void writePackedData(Context *rsc, const Type *type, uint8_t *dst, 163 const uint8_t *src, bool dstPadded); 164 void unpackVec3Allocation(Context *rsc, const void *data, size_t dataSize); 165 void packVec3Allocation(Context *rsc, OStream *stream) const; 166}; 167 168} 169} 170#endif 171 172