rsAllocation.h revision eb4fe18dd88634330f9566cbb9e785d8c7ec5813
1/* 2 * Copyright (C) 2009 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// --------------------------------------------------------------------------- 23namespace android { 24namespace renderscript { 25 26class Program; 27 28class Allocation : public ObjectBase { 29 // The graphics equilivent of malloc. The allocation contains a structure of elements. 30 31public: 32 struct Hal { 33 void * drv; 34 35 struct State { 36 ObjectBaseRef<const Type> type; 37 38 uint32_t usageFlags; 39 RsAllocationMipmapControl mipmapControl; 40 41 // Cached fields from the Type and Element 42 // to prevent pointer chasing in critical loops. 43 uint32_t dimensionX; 44 uint32_t dimensionY; 45 uint32_t dimensionZ; 46 uint32_t elementSizeBytes; 47 bool hasMipmaps; 48 bool hasFaces; 49 bool hasReferences; 50 }; 51 State state; 52 53 struct DrvState { 54 void * mallocPtr; 55 } drvState; 56 57 }; 58 Hal mHal; 59 60 static Allocation * createAllocation(Context *rsc, const Type *, uint32_t usages, 61 RsAllocationMipmapControl mc = RS_ALLOCATION_MIPMAP_NONE); 62 63 virtual ~Allocation(); 64 void updateCache(); 65 66 void * getPtr() const {return mHal.drvState.mallocPtr;} 67 const Type * getType() const {return mHal.state.type.get();} 68 69 void syncAll(Context *rsc, RsAllocationUsageType src); 70 71 void copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len); 72 73 void resize1D(Context *rsc, uint32_t dimX); 74 void resize2D(Context *rsc, uint32_t dimX, uint32_t dimY); 75 76 void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, uint32_t sizeBytes); 77 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face, 78 uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes); 79 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, RsAllocationCubemapFace face, 80 uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes); 81 82 void elementData(Context *rsc, uint32_t x, 83 const void *data, uint32_t elementOff, uint32_t sizeBytes); 84 void elementData(Context *rsc, uint32_t x, uint32_t y, 85 const void *data, uint32_t elementOff, uint32_t sizeBytes); 86 87 void read(void *data); 88 89 void addProgramToDirty(const Program *); 90 void removeProgramToDirty(const Program *); 91 92 virtual void dumpLOGV(const char *prefix) const; 93 virtual void serialize(OStream *stream) const; 94 virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_ALLOCATION; } 95 static Allocation *createFromStream(Context *rsc, IStream *stream); 96 97 bool getIsScript() const { 98 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) != 0; 99 } 100 bool getIsTexture() const { 101 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) != 0; 102 } 103 bool getIsRenderTarget() const { 104 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) != 0; 105 } 106 bool getIsBufferObject() const { 107 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) != 0; 108 } 109 110 void incRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 111 void decRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 112 113 void sendDirty(const Context *rsc) const; 114 bool getHasGraphicsMipmaps() const { 115 return mHal.state.mipmapControl != RS_ALLOCATION_MIPMAP_NONE; 116 } 117 118 119protected: 120 Vector<const Program *> mToDirtyList; 121 122private: 123 Allocation(Context *rsc, const Type *, uint32_t usages, RsAllocationMipmapControl mc); 124 125 void upload2DTexture(bool isFirstUpload); 126 void update2DTexture(const void *ptr, uint32_t xoff, uint32_t yoff, 127 uint32_t lod, RsAllocationCubemapFace face, uint32_t w, uint32_t h); 128 129 void allocScriptMemory(); 130 void freeScriptMemory(); 131 132}; 133 134} 135} 136#endif 137 138