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 22 struct ANativeWindow; 23 24 // --------------------------------------------------------------------------- 25 namespace android { 26 27 namespace renderscript { 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 dimensionX; 55 uint32_t dimensionY; 56 uint32_t dimensionZ; 57 uint32_t elementSizeBytes; 58 bool hasMipmaps; 59 bool hasFaces; 60 bool hasReferences; 61 void * unused_01; 62 int32_t surfaceTextureID; 63 void *wndSurface; 64 void *surfaceTexture; 65 RsDataType eType; 66 }; 67 State state; 68 69 struct DrvState { 70 mutable void * mallocPtrLOD0; 71 mutable uint32_t strideLOD0; 72 } drvState; 73 74 }; 75 Hal mHal; 76 77 static Allocation * createAllocation(Context *rsc, const Type *, uint32_t usages, 78 RsAllocationMipmapControl mc = RS_ALLOCATION_MIPMAP_NONE, 79 void *ptr = 0); 80 virtual ~Allocation(); 81 void updateCache(); 82 getType()83 const Type * getType() const {return mHal.state.type;} 84 85 void syncAll(Context *rsc, RsAllocationUsageType src); 86 87 void copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len); 88 89 void resize1D(Context *rsc, uint32_t dimX); 90 void resize2D(Context *rsc, uint32_t dimX, uint32_t dimY); 91 92 void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, size_t sizeBytes); 93 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face, 94 uint32_t w, uint32_t h, const void *data, size_t sizeBytes); 95 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, RsAllocationCubemapFace face, 96 uint32_t w, uint32_t h, uint32_t d, const void *data, size_t sizeBytes); 97 98 void read(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, void *data, size_t sizeBytes); 99 void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face, 100 uint32_t w, uint32_t h, void *data, size_t sizeBytes); 101 void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, RsAllocationCubemapFace face, 102 uint32_t w, uint32_t h, uint32_t d, void *data, size_t sizeBytes); 103 104 void elementData(Context *rsc, uint32_t x, 105 const void *data, uint32_t elementOff, size_t sizeBytes); 106 void elementData(Context *rsc, uint32_t x, uint32_t y, 107 const void *data, uint32_t elementOff, size_t sizeBytes); 108 109 void addProgramToDirty(const Program *); 110 void removeProgramToDirty(const Program *); 111 112 virtual void dumpLOGV(const char *prefix) const; 113 virtual void serialize(Context *rsc, OStream *stream) const; getClassId()114 virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_ALLOCATION; } 115 static Allocation *createFromStream(Context *rsc, IStream *stream); 116 getIsScript()117 bool getIsScript() const { 118 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) != 0; 119 } getIsTexture()120 bool getIsTexture() const { 121 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) != 0; 122 } getIsRenderTarget()123 bool getIsRenderTarget() const { 124 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) != 0; 125 } getIsBufferObject()126 bool getIsBufferObject() const { 127 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) != 0; 128 } 129 130 void incRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 131 void decRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 132 virtual bool freeChildren(); 133 134 void sendDirty(const Context *rsc) const; getHasGraphicsMipmaps()135 bool getHasGraphicsMipmaps() const { 136 return mHal.state.mipmapControl != RS_ALLOCATION_MIPMAP_NONE; 137 } 138 139 protected: 140 Vector<const Program *> mToDirtyList; 141 ObjectBaseRef<const Type> mType; setType(const Type * t)142 void setType(const Type *t) { 143 mType.set(t); 144 mHal.state.type = t; 145 } 146 147 private: 148 void freeChildrenUnlocked(); 149 Allocation(Context *rsc, const Type *, uint32_t usages, RsAllocationMipmapControl mc, void *ptr); 150 151 uint32_t getPackedSize() const; 152 static void writePackedData(Context *rsc, const Type *type, uint8_t *dst, 153 const uint8_t *src, bool dstPadded); 154 void unpackVec3Allocation(Context *rsc, const void *data, size_t dataSize); 155 void packVec3Allocation(Context *rsc, OStream *stream) const; 156 }; 157 158 } 159 } 160 #endif 161 162