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 // --------------------------------------------------------------------------- 23 namespace android { 24 namespace renderscript { 25 26 class Program; 27 28 /***************************************************************************** 29 * CAUTION 30 * 31 * Any layout changes for this class may require a corresponding change to be 32 * made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains 33 * a partial copy of the information below. 34 * 35 *****************************************************************************/ 36 class Allocation : public ObjectBase { 37 // The graphics equivalent of malloc. The allocation contains a structure of elements. 38 39 public: 40 struct Hal { 41 void * drv; 42 43 struct State { 44 ObjectBaseRef<const Type> type; 45 46 uint32_t usageFlags; 47 RsAllocationMipmapControl mipmapControl; 48 49 // Cached fields from the Type and Element 50 // to prevent pointer chasing in critical loops. 51 uint32_t dimensionX; 52 uint32_t dimensionY; 53 uint32_t dimensionZ; 54 uint32_t elementSizeBytes; 55 bool hasMipmaps; 56 bool hasFaces; 57 bool hasReferences; 58 }; 59 State state; 60 61 struct DrvState { 62 void * mallocPtr; 63 } drvState; 64 65 }; 66 Hal mHal; 67 68 static Allocation * createAllocation(Context *rsc, const Type *, uint32_t usages, 69 RsAllocationMipmapControl mc = RS_ALLOCATION_MIPMAP_NONE); 70 virtual ~Allocation(); 71 void updateCache(); 72 getPtr()73 void * getPtr() const {return mHal.drvState.mallocPtr;} getType()74 const Type * getType() const {return mHal.state.type.get();} 75 76 void syncAll(Context *rsc, RsAllocationUsageType src); 77 78 void copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len); 79 80 void resize1D(Context *rsc, uint32_t dimX); 81 void resize2D(Context *rsc, uint32_t dimX, uint32_t dimY); 82 83 void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, uint32_t sizeBytes); 84 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face, 85 uint32_t w, uint32_t h, const void *data, uint32_t sizeBytes); 86 void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod, RsAllocationCubemapFace face, 87 uint32_t w, uint32_t h, uint32_t d, const void *data, uint32_t sizeBytes); 88 89 void elementData(Context *rsc, uint32_t x, 90 const void *data, uint32_t elementOff, uint32_t sizeBytes); 91 void elementData(Context *rsc, uint32_t x, uint32_t y, 92 const void *data, uint32_t elementOff, uint32_t sizeBytes); 93 94 void read(void *data); 95 96 void addProgramToDirty(const Program *); 97 void removeProgramToDirty(const Program *); 98 99 virtual void dumpLOGV(const char *prefix) const; 100 virtual void serialize(OStream *stream) const; getClassId()101 virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_ALLOCATION; } 102 static Allocation *createFromStream(Context *rsc, IStream *stream); 103 getIsScript()104 bool getIsScript() const { 105 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) != 0; 106 } getIsTexture()107 bool getIsTexture() const { 108 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) != 0; 109 } getIsRenderTarget()110 bool getIsRenderTarget() const { 111 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) != 0; 112 } getIsBufferObject()113 bool getIsBufferObject() const { 114 return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) != 0; 115 } 116 117 void incRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 118 void decRefs(const void *ptr, size_t ct, size_t startOff = 0) const; 119 virtual bool freeChildren(); 120 121 void sendDirty(const Context *rsc) const; getHasGraphicsMipmaps()122 bool getHasGraphicsMipmaps() const { 123 return mHal.state.mipmapControl != RS_ALLOCATION_MIPMAP_NONE; 124 } 125 126 127 protected: 128 Vector<const Program *> mToDirtyList; 129 130 private: 131 void freeChildrenUnlocked(); 132 Allocation(Context *rsc, const Type *, uint32_t usages, RsAllocationMipmapControl mc); 133 }; 134 135 } 136 } 137 #endif 138 139