rsAllocation.h revision 16647800aaaf6c8a7f8259e97f2200bec2cc0a43 
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#if !defined(RS_SERVER) && !defined(RS_COMPATIBILITY_LIB)
23#include <ui/GraphicBuffer.h>
24#include "rsGrallocConsumer.h"
25#include "gui/CpuConsumer.h"
26#include "gui/GLConsumer.h"
27#else
28struct ANativeWindowBuffer;
29#endif
30
31// ---------------------------------------------------------------------------
32namespace android {
33
34namespace renderscript {
35
36class Program;
37
38/*****************************************************************************
39 * CAUTION
40 *
41 * Any layout changes for this class may require a corresponding change to be
42 * made to frameworks/compile/libbcc/lib/ScriptCRT/rs_core.c, which contains
43 * a partial copy of the information below.
44 *
45 *****************************************************************************/
46class Allocation : public ObjectBase {
47    // The graphics equivalent of malloc.  The allocation contains a structure of elements.
48
49public:
50    const static int MAX_LOD = 16;
51
52    struct Hal {
53        void * drv;
54
55        struct State {
56            const Type * type;
57
58            uint32_t usageFlags;
59            RsAllocationMipmapControl mipmapControl;
60
61            // Cached fields from the Type and Element
62            // to prevent pointer chasing in critical loops.
63            uint32_t yuv;
64            uint32_t elementSizeBytes;
65            bool hasMipmaps;
66            bool hasFaces;
67            bool hasReferences;
68            void * userProvidedPtr;
69            int32_t surfaceTextureID;
70            ANativeWindowBuffer *nativeBuffer;
71            int64_t timestamp;
72        };
73        State state;
74
75        struct DrvState {
76            struct LodState {
77                void * mallocPtr;
78                size_t stride;
79                uint32_t dimX;
80                uint32_t dimY;
81                uint32_t dimZ;
82            } lod[android::renderscript::Allocation::MAX_LOD];
83            size_t faceOffset;
84            uint32_t lodCount;
85            uint32_t faceCount;
86        };
87        mutable DrvState drvState;
88
89    };
90    Hal mHal;
91
92    void operator delete(void* ptr);
93
94    static Allocation * createAllocation(Context *rsc, const Type *, uint32_t usages,
95                                         RsAllocationMipmapControl mc = RS_ALLOCATION_MIPMAP_NONE,
96                                         void *ptr = 0);
97    virtual ~Allocation();
98    void updateCache();
99
100    const Type * getType() const {return mHal.state.type;}
101
102    void syncAll(Context *rsc, RsAllocationUsageType src);
103
104    void copyRange1D(Context *rsc, const Allocation *src, int32_t srcOff, int32_t destOff, int32_t len);
105
106    void resize1D(Context *rsc, uint32_t dimX);
107    void resize2D(Context *rsc, uint32_t dimX, uint32_t dimY);
108
109    void data(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, const void *data, size_t sizeBytes);
110    void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
111              uint32_t w, uint32_t h, const void *data, size_t sizeBytes, size_t stride);
112    void data(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod,
113              uint32_t w, uint32_t h, uint32_t d, const void *data, size_t sizeBytes, size_t stride);
114
115    void read(Context *rsc, uint32_t xoff, uint32_t lod, uint32_t count, void *data, size_t sizeBytes);
116    void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t lod, RsAllocationCubemapFace face,
117              uint32_t w, uint32_t h, void *data, size_t sizeBytes, size_t stride);
118    void read(Context *rsc, uint32_t xoff, uint32_t yoff, uint32_t zoff, uint32_t lod,
119              uint32_t w, uint32_t h, uint32_t d, void *data, size_t sizeBytes, size_t stride);
120
121    void elementData(Context *rsc, uint32_t x,
122                     const void *data, uint32_t elementOff, size_t sizeBytes);
123    void elementData(Context *rsc, uint32_t x, uint32_t y,
124                     const void *data, uint32_t elementOff, size_t sizeBytes);
125
126    void addProgramToDirty(const Program *);
127    void removeProgramToDirty(const Program *);
128
129    virtual void dumpLOGV(const char *prefix) const;
130    virtual void serialize(Context *rsc, OStream *stream) const;
131    virtual RsA3DClassID getClassId() const { return RS_A3D_CLASS_ID_ALLOCATION; }
132    static Allocation *createFromStream(Context *rsc, IStream *stream);
133
134    bool getIsScript() const {
135        return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_SCRIPT) != 0;
136    }
137    bool getIsTexture() const {
138        return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_TEXTURE) != 0;
139    }
140    bool getIsRenderTarget() const {
141        return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_RENDER_TARGET) != 0;
142    }
143    bool getIsBufferObject() const {
144        return (mHal.state.usageFlags & RS_ALLOCATION_USAGE_GRAPHICS_VERTEX) != 0;
145    }
146
147    void incRefs(const void *ptr, size_t ct, size_t startOff = 0) const;
148    void decRefs(const void *ptr, size_t ct, size_t startOff = 0) const;
149    virtual bool freeChildren();
150
151    void sendDirty(const Context *rsc) const;
152    bool getHasGraphicsMipmaps() const {
153        return mHal.state.mipmapControl != RS_ALLOCATION_MIPMAP_NONE;
154    }
155
156    void * getSurface(const Context *rsc);
157    void setSurface(const Context *rsc, RsNativeWindow sur);
158    void ioSend(const Context *rsc);
159    void ioReceive(const Context *rsc);
160
161protected:
162    Vector<const Program *> mToDirtyList;
163    ObjectBaseRef<const Type> mType;
164    void setType(const Type *t) {
165        mType.set(t);
166        mHal.state.type = t;
167    }
168
169#if !defined(RS_SERVER) && !defined(RS_COMPATIBILITY_LIB)
170    class NewBufferListener : public android::ConsumerBase::FrameAvailableListener {
171    public:
172        const android::renderscript::Context *rsc;
173        const android::renderscript::Allocation *alloc;
174
175        virtual void onFrameAvailable();
176    };
177
178    sp<NewBufferListener> mBufferListener;
179    sp< GrallocConsumer > mGrallocConsumer;
180#endif
181
182
183private:
184    void freeChildrenUnlocked();
185    Allocation(Context *rsc, const Type *, uint32_t usages, RsAllocationMipmapControl mc, void *ptr);
186
187    uint32_t getPackedSize() const;
188    static void writePackedData(Context *rsc, const Type *type, uint8_t *dst,
189                                const uint8_t *src, bool dstPadded);
190    void unpackVec3Allocation(Context *rsc, const void *data, size_t dataSize);
191    void packVec3Allocation(Context *rsc, OStream *stream) const;
192};
193
194}
195}
196#endif
197
198